Searched refs:regs (Results 1 - 200 of 3492) sorted by relevance

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/linux-4.1.27/arch/sh/kernel/
H A Dprocess_64.c38 void show_regs(struct pt_regs *regs) show_regs() argument
45 ah = (regs->pc) >> 32; show_regs()
46 al = (regs->pc) & 0xffffffff; show_regs()
47 bh = (regs->regs[18]) >> 32; show_regs()
48 bl = (regs->regs[18]) & 0xffffffff; show_regs()
49 ch = (regs->regs[15]) >> 32; show_regs()
50 cl = (regs->regs[15]) & 0xffffffff; show_regs()
54 ah = (regs->sr) >> 32; show_regs()
55 al = (regs->sr) & 0xffffffff; show_regs()
67 ah = (regs->regs[0]) >> 32; show_regs()
68 al = (regs->regs[0]) & 0xffffffff; show_regs()
69 bh = (regs->regs[1]) >> 32; show_regs()
70 bl = (regs->regs[1]) & 0xffffffff; show_regs()
71 ch = (regs->regs[2]) >> 32; show_regs()
72 cl = (regs->regs[2]) & 0xffffffff; show_regs()
76 ah = (regs->regs[3]) >> 32; show_regs()
77 al = (regs->regs[3]) & 0xffffffff; show_regs()
78 bh = (regs->regs[4]) >> 32; show_regs()
79 bl = (regs->regs[4]) & 0xffffffff; show_regs()
80 ch = (regs->regs[5]) >> 32; show_regs()
81 cl = (regs->regs[5]) & 0xffffffff; show_regs()
85 ah = (regs->regs[6]) >> 32; show_regs()
86 al = (regs->regs[6]) & 0xffffffff; show_regs()
87 bh = (regs->regs[7]) >> 32; show_regs()
88 bl = (regs->regs[7]) & 0xffffffff; show_regs()
89 ch = (regs->regs[8]) >> 32; show_regs()
90 cl = (regs->regs[8]) & 0xffffffff; show_regs()
94 ah = (regs->regs[9]) >> 32; show_regs()
95 al = (regs->regs[9]) & 0xffffffff; show_regs()
96 bh = (regs->regs[10]) >> 32; show_regs()
97 bl = (regs->regs[10]) & 0xffffffff; show_regs()
98 ch = (regs->regs[11]) >> 32; show_regs()
99 cl = (regs->regs[11]) & 0xffffffff; show_regs()
103 ah = (regs->regs[12]) >> 32; show_regs()
104 al = (regs->regs[12]) & 0xffffffff; show_regs()
105 bh = (regs->regs[13]) >> 32; show_regs()
106 bl = (regs->regs[13]) & 0xffffffff; show_regs()
107 ch = (regs->regs[14]) >> 32; show_regs()
108 cl = (regs->regs[14]) & 0xffffffff; show_regs()
112 ah = (regs->regs[16]) >> 32; show_regs()
113 al = (regs->regs[16]) & 0xffffffff; show_regs()
114 bh = (regs->regs[17]) >> 32; show_regs()
115 bl = (regs->regs[17]) & 0xffffffff; show_regs()
116 ch = (regs->regs[19]) >> 32; show_regs()
117 cl = (regs->regs[19]) & 0xffffffff; show_regs()
121 ah = (regs->regs[20]) >> 32; show_regs()
122 al = (regs->regs[20]) & 0xffffffff; show_regs()
123 bh = (regs->regs[21]) >> 32; show_regs()
124 bl = (regs->regs[21]) & 0xffffffff; show_regs()
125 ch = (regs->regs[22]) >> 32; show_regs()
126 cl = (regs->regs[22]) & 0xffffffff; show_regs()
130 ah = (regs->regs[23]) >> 32; show_regs()
131 al = (regs->regs[23]) & 0xffffffff; show_regs()
132 bh = (regs->regs[24]) >> 32; show_regs()
133 bl = (regs->regs[24]) & 0xffffffff; show_regs()
134 ch = (regs->regs[25]) >> 32; show_regs()
135 cl = (regs->regs[25]) & 0xffffffff; show_regs()
139 ah = (regs->regs[26]) >> 32; show_regs()
140 al = (regs->regs[26]) & 0xffffffff; show_regs()
141 bh = (regs->regs[27]) >> 32; show_regs()
142 bl = (regs->regs[27]) & 0xffffffff; show_regs()
143 ch = (regs->regs[28]) >> 32; show_regs()
144 cl = (regs->regs[28]) & 0xffffffff; show_regs()
148 ah = (regs->regs[29]) >> 32; show_regs()
149 al = (regs->regs[29]) & 0xffffffff; show_regs()
150 bh = (regs->regs[30]) >> 32; show_regs()
151 bl = (regs->regs[30]) & 0xffffffff; show_regs()
152 ch = (regs->regs[31]) >> 32; show_regs()
153 cl = (regs->regs[31]) & 0xffffffff; show_regs()
157 ah = (regs->regs[32]) >> 32; show_regs()
158 al = (regs->regs[32]) & 0xffffffff; show_regs()
159 bh = (regs->regs[33]) >> 32; show_regs()
160 bl = (regs->regs[33]) & 0xffffffff; show_regs()
161 ch = (regs->regs[34]) >> 32; show_regs()
162 cl = (regs->regs[34]) & 0xffffffff; show_regs()
166 ah = (regs->regs[35]) >> 32; show_regs()
167 al = (regs->regs[35]) & 0xffffffff; show_regs()
168 bh = (regs->regs[36]) >> 32; show_regs()
169 bl = (regs->regs[36]) & 0xffffffff; show_regs()
170 ch = (regs->regs[37]) >> 32; show_regs()
171 cl = (regs->regs[37]) & 0xffffffff; show_regs()
175 ah = (regs->regs[38]) >> 32; show_regs()
176 al = (regs->regs[38]) & 0xffffffff; show_regs()
177 bh = (regs->regs[39]) >> 32; show_regs()
178 bl = (regs->regs[39]) & 0xffffffff; show_regs()
179 ch = (regs->regs[40]) >> 32; show_regs()
180 cl = (regs->regs[40]) & 0xffffffff; show_regs()
184 ah = (regs->regs[41]) >> 32; show_regs()
185 al = (regs->regs[41]) & 0xffffffff; show_regs()
186 bh = (regs->regs[42]) >> 32; show_regs()
187 bl = (regs->regs[42]) & 0xffffffff; show_regs()
188 ch = (regs->regs[43]) >> 32; show_regs()
189 cl = (regs->regs[43]) & 0xffffffff; show_regs()
193 ah = (regs->regs[44]) >> 32; show_regs()
194 al = (regs->regs[44]) & 0xffffffff; show_regs()
195 bh = (regs->regs[45]) >> 32; show_regs()
196 bl = (regs->regs[45]) & 0xffffffff; show_regs()
197 ch = (regs->regs[46]) >> 32; show_regs()
198 cl = (regs->regs[46]) & 0xffffffff; show_regs()
202 ah = (regs->regs[47]) >> 32; show_regs()
203 al = (regs->regs[47]) & 0xffffffff; show_regs()
204 bh = (regs->regs[48]) >> 32; show_regs()
205 bl = (regs->regs[48]) & 0xffffffff; show_regs()
206 ch = (regs->regs[49]) >> 32; show_regs()
207 cl = (regs->regs[49]) & 0xffffffff; show_regs()
211 ah = (regs->regs[50]) >> 32; show_regs()
212 al = (regs->regs[50]) & 0xffffffff; show_regs()
213 bh = (regs->regs[51]) >> 32; show_regs()
214 bl = (regs->regs[51]) & 0xffffffff; show_regs()
215 ch = (regs->regs[52]) >> 32; show_regs()
216 cl = (regs->regs[52]) & 0xffffffff; show_regs()
220 ah = (regs->regs[53]) >> 32; show_regs()
221 al = (regs->regs[53]) & 0xffffffff; show_regs()
222 bh = (regs->regs[54]) >> 32; show_regs()
223 bl = (regs->regs[54]) & 0xffffffff; show_regs()
224 ch = (regs->regs[55]) >> 32; show_regs()
225 cl = (regs->regs[55]) & 0xffffffff; show_regs()
229 ah = (regs->regs[56]) >> 32; show_regs()
230 al = (regs->regs[56]) & 0xffffffff; show_regs()
231 bh = (regs->regs[57]) >> 32; show_regs()
232 bl = (regs->regs[57]) & 0xffffffff; show_regs()
233 ch = (regs->regs[58]) >> 32; show_regs()
234 cl = (regs->regs[58]) & 0xffffffff; show_regs()
238 ah = (regs->regs[59]) >> 32; show_regs()
239 al = (regs->regs[59]) & 0xffffffff; show_regs()
240 bh = (regs->regs[60]) >> 32; show_regs()
241 bl = (regs->regs[60]) & 0xffffffff; show_regs()
242 ch = (regs->regs[61]) >> 32; show_regs()
243 cl = (regs->regs[61]) & 0xffffffff; show_regs()
247 ah = (regs->regs[62]) >> 32; show_regs()
248 al = (regs->regs[62]) & 0xffffffff; show_regs()
249 bh = (regs->tregs[0]) >> 32; show_regs()
250 bl = (regs->tregs[0]) & 0xffffffff; show_regs()
251 ch = (regs->tregs[1]) >> 32; show_regs()
252 cl = (regs->tregs[1]) & 0xffffffff; show_regs()
256 ah = (regs->tregs[2]) >> 32; show_regs()
257 al = (regs->tregs[2]) & 0xffffffff; show_regs()
258 bh = (regs->tregs[3]) >> 32; show_regs()
259 bl = (regs->tregs[3]) & 0xffffffff; show_regs()
260 ch = (regs->tregs[4]) >> 32; show_regs()
261 cl = (regs->tregs[4]) & 0xffffffff; show_regs()
265 ah = (regs->tregs[5]) >> 32; show_regs()
266 al = (regs->tregs[5]) & 0xffffffff; show_regs()
267 bh = (regs->tregs[6]) >> 32; show_regs()
268 bl = (regs->tregs[6]) & 0xffffffff; show_regs()
269 ch = (regs->tregs[7]) >> 32; show_regs()
270 cl = (regs->tregs[7]) & 0xffffffff; show_regs()
277 if (!user_mode(regs)) { show_regs()
279 unsigned long sp = regs->regs[15] & 0xffffffff; show_regs()
282 tsk->thread.kregs = regs; show_regs()
301 * existing FPU state to the FP regs field within exit_thread()
345 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) dump_fpu() argument
358 regs->sr |= SR_FD; dump_fpu()
395 childregs->regs[2] = (unsigned long)arg; copy_thread()
396 childregs->regs[3] = (unsigned long)usp; copy_thread()
411 childregs->regs[15] = neff_sign_extend(usp); copy_thread()
414 childregs->regs[9] = 0; /* Set return value for child */ copy_thread()
H A Dprocess_32.c32 void show_regs(struct pt_regs * regs) show_regs() argument
37 print_symbol("PC is at %s\n", instruction_pointer(regs)); show_regs()
38 print_symbol("PR is at %s\n", regs->pr); show_regs()
41 regs->pc, regs->regs[15], regs->sr); show_regs()
49 regs->regs[0],regs->regs[1], show_regs()
50 regs->regs[2],regs->regs[3]); show_regs()
52 regs->regs[4],regs->regs[5], show_regs()
53 regs->regs[6],regs->regs[7]); show_regs()
55 regs->regs[8],regs->regs[9], show_regs()
56 regs->regs[10],regs->regs[11]); show_regs()
58 regs->regs[12],regs->regs[13], show_regs()
59 regs->regs[14]); show_regs()
61 regs->mach, regs->macl, regs->gbr, regs->pr); show_regs()
63 show_trace(NULL, (unsigned long *)regs->regs[15], regs); show_regs() local
64 show_code(regs); show_regs()
67 void start_thread(struct pt_regs *regs, unsigned long new_pc, start_thread() argument
70 regs->pr = 0; start_thread()
71 regs->sr = SR_FD; start_thread()
72 regs->pc = new_pc; start_thread()
73 regs->regs[15] = new_sp; start_thread()
105 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) dump_fpu() argument
151 childregs->regs[4] = arg; copy_thread()
152 childregs->regs[5] = usp; copy_thread()
165 childregs->regs[15] = usp; copy_thread()
169 childregs->gbr = childregs->regs[0]; copy_thread()
171 childregs->regs[0] = 0; /* Set return value for child */ copy_thread()
H A Dsignal_64.c37 #define REF_REG_RET regs->regs[REG_RET]
38 #define REF_REG_SP regs->regs[REG_SP]
39 #define DEREF_REG_PR regs->regs[REG_PR]
44 handle_signal(struct ksignal *ksig, struct pt_regs *regs);
47 handle_syscall_restart(struct pt_regs *regs, struct sigaction *sa) handle_syscall_restart() argument
50 if (regs->syscall_nr < 0) handle_syscall_restart()
54 switch (regs->regs[REG_RET]) { handle_syscall_restart()
58 regs->regs[REG_RET] = -EINTR; handle_syscall_restart()
67 regs->regs[REG_RET] = regs->syscall_nr; handle_syscall_restart()
68 regs->pc -= 4; handle_syscall_restart()
82 static void do_signal(struct pt_regs *regs) do_signal() argument
92 if (!user_mode(regs)) do_signal()
96 handle_syscall_restart(regs, &ksig.ka.sa); do_signal()
99 handle_signal(&ksig, regs); do_signal()
104 if (regs->syscall_nr >= 0) { do_signal()
106 switch (regs->regs[REG_RET]) { do_signal()
111 regs->regs[REG_RET] = regs->syscall_nr; do_signal()
112 regs->pc -= 4; do_signal()
116 regs->regs[REG_RET] = __NR_restart_syscall; do_signal()
117 regs->pc -= 4; do_signal()
145 restore_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) restore_sigcontext_fpu() argument
157 regs->sr |= SR_FD; restore_sigcontext_fpu()
167 setup_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) setup_sigcontext_fpu() argument
182 regs->sr |= SR_FD; setup_sigcontext_fpu()
193 restore_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) restore_sigcontext_fpu() argument
198 setup_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) setup_sigcontext_fpu() argument
205 restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, long long *r2_p) restore_sigcontext() argument
211 #define COPY(x) err |= __get_user(regs->x, &sc->sc_##x) restore_sigcontext()
213 COPY(regs[0]); COPY(regs[1]); COPY(regs[2]); COPY(regs[3]); restore_sigcontext()
214 COPY(regs[4]); COPY(regs[5]); COPY(regs[6]); COPY(regs[7]); restore_sigcontext()
215 COPY(regs[8]); COPY(regs[9]); COPY(regs[10]); COPY(regs[11]); restore_sigcontext()
216 COPY(regs[12]); COPY(regs[13]); COPY(regs[14]); COPY(regs[15]); restore_sigcontext()
217 COPY(regs[16]); COPY(regs[17]); COPY(regs[18]); COPY(regs[19]); restore_sigcontext()
218 COPY(regs[20]); COPY(regs[21]); COPY(regs[22]); COPY(regs[23]); restore_sigcontext()
219 COPY(regs[24]); COPY(regs[25]); COPY(regs[26]); COPY(regs[27]); restore_sigcontext()
220 COPY(regs[28]); COPY(regs[29]); COPY(regs[30]); COPY(regs[31]); restore_sigcontext()
221 COPY(regs[32]); COPY(regs[33]); COPY(regs[34]); COPY(regs[35]); restore_sigcontext()
222 COPY(regs[36]); COPY(regs[37]); COPY(regs[38]); COPY(regs[39]); restore_sigcontext()
223 COPY(regs[40]); COPY(regs[41]); COPY(regs[42]); COPY(regs[43]); restore_sigcontext()
224 COPY(regs[44]); COPY(regs[45]); COPY(regs[46]); COPY(regs[47]); restore_sigcontext()
225 COPY(regs[48]); COPY(regs[49]); COPY(regs[50]); COPY(regs[51]); restore_sigcontext()
226 COPY(regs[52]); COPY(regs[53]); COPY(regs[54]); COPY(regs[55]); restore_sigcontext()
227 COPY(regs[56]); COPY(regs[57]); COPY(regs[58]); COPY(regs[59]); restore_sigcontext()
228 COPY(regs[60]); COPY(regs[61]); COPY(regs[62]); restore_sigcontext()
235 current_sr = regs->sr; restore_sigcontext()
237 regs->sr &= SR_MASK; restore_sigcontext()
238 regs->sr |= (new_sr & ~SR_MASK); restore_sigcontext()
244 /* Must do this last in case it sets regs->sr.fd (i.e. after rest of sr restore_sigcontext()
246 err |= restore_sigcontext_fpu(regs, sc); restore_sigcontext()
248 regs->syscall_nr = -1; /* disable syscall checks */ restore_sigcontext()
256 struct pt_regs * regs) sys_sigreturn()
276 if (restore_sigcontext(regs, &frame->sc, &ret)) sys_sigreturn()
278 regs->pc -= 4; sys_sigreturn()
290 struct pt_regs * regs) sys_rt_sigreturn()
307 if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &ret)) sys_rt_sigreturn()
309 regs->pc -= 4; sys_rt_sigreturn()
325 setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, setup_sigcontext() argument
331 err |= setup_sigcontext_fpu(regs, sc); setup_sigcontext()
333 #define COPY(x) err |= __put_user(regs->x, &sc->sc_##x) setup_sigcontext()
335 COPY(regs[0]); COPY(regs[1]); COPY(regs[2]); COPY(regs[3]); setup_sigcontext()
336 COPY(regs[4]); COPY(regs[5]); COPY(regs[6]); COPY(regs[7]); setup_sigcontext()
337 COPY(regs[8]); COPY(regs[9]); COPY(regs[10]); COPY(regs[11]); setup_sigcontext()
338 COPY(regs[12]); COPY(regs[13]); COPY(regs[14]); COPY(regs[15]); setup_sigcontext()
339 COPY(regs[16]); COPY(regs[17]); COPY(regs[18]); COPY(regs[19]); setup_sigcontext()
340 COPY(regs[20]); COPY(regs[21]); COPY(regs[22]); COPY(regs[23]); setup_sigcontext()
341 COPY(regs[24]); COPY(regs[25]); COPY(regs[26]); COPY(regs[27]); setup_sigcontext()
342 COPY(regs[28]); COPY(regs[29]); COPY(regs[30]); COPY(regs[31]); setup_sigcontext()
343 COPY(regs[32]); COPY(regs[33]); COPY(regs[34]); COPY(regs[35]); setup_sigcontext()
344 COPY(regs[36]); COPY(regs[37]); COPY(regs[38]); COPY(regs[39]); setup_sigcontext()
345 COPY(regs[40]); COPY(regs[41]); COPY(regs[42]); COPY(regs[43]); setup_sigcontext()
346 COPY(regs[44]); COPY(regs[45]); COPY(regs[46]); COPY(regs[47]); setup_sigcontext()
347 COPY(regs[48]); COPY(regs[49]); COPY(regs[50]); COPY(regs[51]); setup_sigcontext()
348 COPY(regs[52]); COPY(regs[53]); COPY(regs[54]); COPY(regs[55]); setup_sigcontext()
349 COPY(regs[56]); COPY(regs[57]); COPY(regs[58]); COPY(regs[59]); setup_sigcontext()
350 COPY(regs[60]); COPY(regs[61]); COPY(regs[62]); setup_sigcontext()
377 static int setup_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_frame() argument
383 frame = get_sigframe(&ksig->ka, regs->regs[REG_SP], sizeof(*frame)); setup_frame()
388 err |= setup_sigcontext(&frame->sc, regs, set->sig[0]); setup_frame()
437 regs->regs[REG_SP] = neff_sign_extend((unsigned long)frame); setup_frame()
438 regs->regs[REG_ARG1] = sig; /* Arg for signal handler */ setup_frame()
449 regs->regs[REG_ARG2] = (unsigned long long)(unsigned long)(signed long)&frame->sc; setup_frame()
450 regs->regs[REG_ARG3] = (unsigned long long)(unsigned long)(signed long)&frame->sc; setup_frame()
452 regs->pc = neff_sign_extend((unsigned long)ksig->ka.sa.sa_handler); setup_frame()
457 regs->pc >> 32, regs->pc & 0xffffffff, setup_frame()
464 struct pt_regs *regs) setup_rt_frame()
469 frame = get_sigframe(&ksig->ka, regs->regs[REG_SP], sizeof(*frame)); setup_rt_frame()
485 err |= __save_altstack(&frame->uc.uc_stack, regs->regs[REG_SP]); setup_rt_frame()
487 regs, set->sig[0]); setup_rt_frame()
529 regs->regs[REG_SP] = neff_sign_extend((unsigned long)frame); setup_rt_frame()
530 regs->regs[REG_ARG1] = sig; /* Arg for signal handler */ setup_rt_frame()
531 regs->regs[REG_ARG2] = (unsigned long long)(unsigned long)(signed long)&frame->info; setup_rt_frame()
532 regs->regs[REG_ARG3] = (unsigned long long)(unsigned long)(signed long)&frame->uc.uc_mcontext; setup_rt_frame()
533 regs->pc = neff_sign_extend((unsigned long)ksig->ka.sa.sa_handler); setup_rt_frame()
537 regs->pc >> 32, regs->pc & 0xffffffff, setup_rt_frame()
547 handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
554 ret = setup_rt_frame(ksig, oldset, regs); handle_signal()
556 ret = setup_frame(ksig, oldset, regs); handle_signal()
561 asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags) do_notify_resume() argument
564 do_signal(regs); do_notify_resume()
568 tracehook_notify_resume(regs); do_notify_resume()
253 sys_sigreturn(unsigned long r2, unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, unsigned long r7, struct pt_regs * regs) sys_sigreturn() argument
287 sys_rt_sigreturn(unsigned long r2, unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, unsigned long r7, struct pt_regs * regs) sys_rt_sigreturn() argument
463 setup_rt_frame(struct ksignal *kig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
H A Dsignal_32.c89 struct pt_regs *regs) save_sigcontext_fpu()
107 unlazy_fpu(tsk, regs); save_sigcontext_fpu()
114 restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p) restore_sigcontext() argument
118 #define COPY(x) err |= __get_user(regs->x, &sc->sc_##x) restore_sigcontext()
119 COPY(regs[1]); restore_sigcontext()
120 COPY(regs[2]); COPY(regs[3]); restore_sigcontext()
121 COPY(regs[4]); COPY(regs[5]); restore_sigcontext()
122 COPY(regs[6]); COPY(regs[7]); restore_sigcontext()
123 COPY(regs[8]); COPY(regs[9]); restore_sigcontext()
124 COPY(regs[10]); COPY(regs[11]); restore_sigcontext()
125 COPY(regs[12]); COPY(regs[13]); restore_sigcontext()
126 COPY(regs[14]); COPY(regs[15]); restore_sigcontext()
137 regs->sr |= SR_FD; /* Release FPU */ restore_sigcontext()
138 clear_fpu(tsk, regs); restore_sigcontext()
146 regs->tra = -1; /* disable syscall checks */ restore_sigcontext()
153 struct pt_regs *regs = current_pt_regs(); sys_sigreturn() local
154 struct sigframe __user *frame = (struct sigframe __user *)regs->regs[15]; sys_sigreturn()
172 if (restore_sigcontext(regs, &frame->sc, &r0)) sys_sigreturn()
183 struct pt_regs *regs = current_pt_regs(); sys_rt_sigreturn() local
184 struct rt_sigframe __user *frame = (struct rt_sigframe __user *)regs->regs[15]; sys_rt_sigreturn()
199 if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &r0)) sys_rt_sigreturn()
217 setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, setup_sigcontext() argument
222 #define COPY(x) err |= __put_user(regs->x, &sc->sc_##x) setup_sigcontext()
223 COPY(regs[0]); COPY(regs[1]); setup_sigcontext()
224 COPY(regs[2]); COPY(regs[3]); setup_sigcontext()
225 COPY(regs[4]); COPY(regs[5]); setup_sigcontext()
226 COPY(regs[6]); COPY(regs[7]); setup_sigcontext()
227 COPY(regs[8]); COPY(regs[9]); setup_sigcontext()
228 COPY(regs[10]); COPY(regs[11]); setup_sigcontext()
229 COPY(regs[12]); COPY(regs[13]); setup_sigcontext()
230 COPY(regs[14]); COPY(regs[15]); setup_sigcontext()
237 err |= save_sigcontext_fpu(sc, regs); setup_sigcontext()
266 struct pt_regs *regs) setup_frame()
271 frame = get_sigframe(&ksig->ka, regs->regs[15], sizeof(*frame)); setup_frame()
276 err |= setup_sigcontext(&frame->sc, regs, set->sig[0]); setup_frame()
285 regs->pr = (unsigned long) ksig->ka.sa.sa_restorer; setup_frame()
288 regs->pr = VDSO_SYM(&__kernel_sigreturn); setup_frame()
300 regs->pr = (unsigned long) frame->retcode; setup_frame()
301 flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode)); setup_frame()
308 regs->regs[15] = (unsigned long) frame; setup_frame()
309 regs->regs[4] = sig; /* Arg for signal handler */ setup_frame()
310 regs->regs[5] = 0; setup_frame()
311 regs->regs[6] = (unsigned long) &frame->sc; setup_frame()
317 err |= __get_user(regs->pc, &funcptr->text); setup_frame()
318 err |= __get_user(regs->regs[12], &funcptr->GOT); setup_frame()
320 regs->pc = (unsigned long)ksig->ka.sa.sa_handler; setup_frame()
326 current->comm, task_pid_nr(current), frame, regs->pc, regs->pr); setup_frame()
332 struct pt_regs *regs) setup_rt_frame()
337 frame = get_sigframe(&ksig->ka, regs->regs[15], sizeof(*frame)); setup_rt_frame()
347 err |= __save_altstack(&frame->uc.uc_stack, regs->regs[15]); setup_rt_frame()
349 regs, set->sig[0]); setup_rt_frame()
355 regs->pr = (unsigned long) ksig->ka.sa.sa_restorer; setup_rt_frame()
358 regs->pr = VDSO_SYM(&__kernel_rt_sigreturn); setup_rt_frame()
370 regs->pr = (unsigned long) frame->retcode; setup_rt_frame()
371 flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode)); setup_rt_frame()
378 regs->regs[15] = (unsigned long) frame; setup_rt_frame()
379 regs->regs[4] = sig; /* Arg for signal handler */ setup_rt_frame()
380 regs->regs[5] = (unsigned long) &frame->info; setup_rt_frame()
381 regs->regs[6] = (unsigned long) &frame->uc; setup_rt_frame()
387 err |= __get_user(regs->pc, &funcptr->text); setup_rt_frame()
388 err |= __get_user(regs->regs[12], &funcptr->GOT); setup_rt_frame()
390 regs->pc = (unsigned long)ksig->ka.sa.sa_handler; setup_rt_frame()
396 current->comm, task_pid_nr(current), frame, regs->pc, regs->pr); setup_rt_frame()
402 handle_syscall_restart(unsigned long save_r0, struct pt_regs *regs, handle_syscall_restart() argument
406 if (regs->tra < 0) handle_syscall_restart()
410 switch (regs->regs[0]) { handle_syscall_restart()
414 regs->regs[0] = -EINTR; handle_syscall_restart()
422 regs->regs[0] = save_r0; handle_syscall_restart()
423 regs->pc -= instruction_size(__raw_readw(regs->pc - 4)); handle_syscall_restart()
432 handle_signal(struct ksignal *ksig, struct pt_regs *regs, unsigned int save_r0) handle_signal() argument
439 ret = setup_rt_frame(ksig, oldset, regs); handle_signal()
441 ret = setup_frame(ksig, oldset, regs); handle_signal()
455 static void do_signal(struct pt_regs *regs, unsigned int save_r0) do_signal() argument
465 if (!user_mode(regs)) do_signal()
469 handle_syscall_restart(save_r0, regs, &ksig.ka.sa); do_signal()
472 handle_signal(&ksig, regs, save_r0); do_signal()
477 if (regs->tra >= 0) { do_signal()
479 if (regs->regs[0] == -ERESTARTNOHAND || do_signal()
480 regs->regs[0] == -ERESTARTSYS || do_signal()
481 regs->regs[0] == -ERESTARTNOINTR) { do_signal()
482 regs->regs[0] = save_r0; do_signal()
483 regs->pc -= instruction_size(__raw_readw(regs->pc - 4)); do_signal()
484 } else if (regs->regs[0] == -ERESTART_RESTARTBLOCK) { do_signal()
485 regs->pc -= instruction_size(__raw_readw(regs->pc - 4)); do_signal()
486 regs->regs[3] = __NR_restart_syscall; do_signal()
497 asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned int save_r0, do_notify_resume() argument
502 do_signal(regs, save_r0); do_notify_resume()
506 tracehook_notify_resume(regs); do_notify_resume()
88 save_sigcontext_fpu(struct sigcontext __user *sc, struct pt_regs *regs) save_sigcontext_fpu() argument
265 setup_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_frame() argument
331 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
H A Dtraps.c17 void die(const char *str, struct pt_regs *regs, long err) die() argument
29 show_regs(regs); die()
34 if (!user_mode(regs) || in_interrupt()) die()
35 dump_mem("Stack: ", regs->regs[15], THREAD_SIZE + die()
38 notify_die(DIE_OOPS, str, regs, err, 255, SIGSEGV); die()
46 crash_kexec(regs); die()
57 void die_if_kernel(const char *str, struct pt_regs *regs, long err) die_if_kernel() argument
59 if (!user_mode(regs)) die_if_kernel()
60 die(str, regs, err); die_if_kernel()
69 void die_if_no_fixup(const char *str, struct pt_regs *regs, long err) die_if_no_fixup() argument
71 if (!user_mode(regs)) { die_if_no_fixup()
73 fixup = search_exception_tables(regs->pc); die_if_no_fixup()
75 regs->pc = fixup->fixup; die_if_no_fixup()
79 die(str, regs, err); die_if_no_fixup()
84 static void handle_BUG(struct pt_regs *regs) handle_BUG() argument
87 unsigned long bugaddr = regs->pc; handle_BUG()
99 tt = report_bug(bugaddr, regs); handle_BUG()
101 regs->pc += instruction_size(bugaddr); handle_BUG()
106 die("Kernel BUG", regs, TRAPA_BUG_OPCODE & 0xff); handle_BUG()
132 regs->pc -= instruction_size(__raw_readw(regs->pc - 4)); BUILD_TRAP_HANDLER()
134 if (notify_die(DIE_TRAP, "debug trap", regs, 0, vec & 0xff, BUILD_TRAP_HANDLER()
149 regs->pc -= instruction_size(__raw_readw(regs->pc - 4)); BUILD_TRAP_HANDLER()
151 if (notify_die(DIE_TRAP, "bug trap", regs, 0, TRAPA_BUG_OPCODE & 0xff, BUILD_TRAP_HANDLER()
156 if (__kernel_text_address(instruction_pointer(regs))) { BUILD_TRAP_HANDLER()
157 insn_size_t insn = *(insn_size_t *)instruction_pointer(regs); BUILD_TRAP_HANDLER()
159 handle_BUG(regs); BUILD_TRAP_HANDLER()
175 switch (notify_die(DIE_NMI, "NMI", regs, 0, vec & 0xff, SIGINT)) { BUILD_TRAP_HANDLER()
180 die("Fatal Non-Maskable Interrupt", regs, SIGINT); BUILD_TRAP_HANDLER()
/linux-4.1.27/arch/x86/um/shared/sysdep/
H A Dsyscalls_64.h17 #define EXECUTE_SYSCALL(syscall, regs) \
19 (*sys_call_table[syscall]))(UPT_SYSCALL_ARG1(&regs->regs), \
20 UPT_SYSCALL_ARG2(&regs->regs), \
21 UPT_SYSCALL_ARG3(&regs->regs), \
22 UPT_SYSCALL_ARG4(&regs->regs), \
23 UPT_SYSCALL_ARG5(&regs->regs), \
24 UPT_SYSCALL_ARG6(&regs->regs)))
H A Dsyscalls_32.h13 #define EXECUTE_SYSCALL(syscall, regs) \
15 (*sys_call_table[syscall]))(SYSCALL_ARGS(&regs->regs))
/linux-4.1.27/arch/x86/include/asm/
H A Da.out-core.h25 static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump) aout_dump_thread() argument
30 dump->start_stack = regs->sp & ~(PAGE_SIZE - 1); aout_dump_thread()
42 dump->regs.bx = regs->bx; aout_dump_thread()
43 dump->regs.cx = regs->cx; aout_dump_thread()
44 dump->regs.dx = regs->dx; aout_dump_thread()
45 dump->regs.si = regs->si; aout_dump_thread()
46 dump->regs.di = regs->di; aout_dump_thread()
47 dump->regs.bp = regs->bp; aout_dump_thread()
48 dump->regs.ax = regs->ax; aout_dump_thread()
49 dump->regs.ds = (u16)regs->ds; aout_dump_thread()
50 dump->regs.es = (u16)regs->es; aout_dump_thread()
51 dump->regs.fs = (u16)regs->fs; aout_dump_thread()
52 dump->regs.gs = get_user_gs(regs); aout_dump_thread()
53 dump->regs.orig_ax = regs->orig_ax; aout_dump_thread()
54 dump->regs.ip = regs->ip; aout_dump_thread()
55 dump->regs.cs = (u16)regs->cs; aout_dump_thread()
56 dump->regs.flags = regs->flags; aout_dump_thread()
57 dump->regs.sp = regs->sp; aout_dump_thread()
58 dump->regs.ss = (u16)regs->ss; aout_dump_thread()
60 dump->u_fpvalid = dump_fpu(regs, &dump->i387); aout_dump_thread()
H A Dkmemcheck.h8 bool kmemcheck_active(struct pt_regs *regs);
10 void kmemcheck_show(struct pt_regs *regs);
11 void kmemcheck_hide(struct pt_regs *regs);
13 bool kmemcheck_fault(struct pt_regs *regs,
15 bool kmemcheck_trap(struct pt_regs *regs);
17 static inline bool kmemcheck_active(struct pt_regs *regs) kmemcheck_active() argument
22 static inline void kmemcheck_show(struct pt_regs *regs) kmemcheck_show() argument
26 static inline void kmemcheck_hide(struct pt_regs *regs) kmemcheck_hide() argument
30 static inline bool kmemcheck_fault(struct pt_regs *regs, kmemcheck_fault() argument
36 static inline bool kmemcheck_trap(struct pt_regs *regs) kmemcheck_trap() argument
H A Dsyscall.h31 static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
33 return regs->orig_ax; syscall_get_nr()
37 struct pt_regs *regs) syscall_rollback()
39 regs->ax = regs->orig_ax; syscall_rollback()
43 struct pt_regs *regs) syscall_get_error()
45 unsigned long error = regs->ax; syscall_get_error()
62 struct pt_regs *regs) syscall_get_return_value()
64 return regs->ax; syscall_get_return_value()
68 struct pt_regs *regs, syscall_set_return_value()
71 regs->ax = (long) error ?: val; syscall_set_return_value()
77 struct pt_regs *regs, syscall_get_arguments()
82 memcpy(args, &regs->bx + i, n * sizeof(args[0])); syscall_get_arguments()
86 struct pt_regs *regs, syscall_set_arguments()
91 memcpy(&regs->bx + i, args, n * sizeof(args[0])); syscall_set_arguments()
102 struct pt_regs *regs, syscall_get_arguments()
111 *args++ = regs->bx; syscall_get_arguments()
114 *args++ = regs->cx; syscall_get_arguments()
117 *args++ = regs->dx; syscall_get_arguments()
120 *args++ = regs->si; syscall_get_arguments()
123 *args++ = regs->di; syscall_get_arguments()
126 *args++ = regs->bp; syscall_get_arguments()
138 *args++ = regs->di; syscall_get_arguments()
141 *args++ = regs->si; syscall_get_arguments()
144 *args++ = regs->dx; syscall_get_arguments()
147 *args++ = regs->r10; syscall_get_arguments()
150 *args++ = regs->r8; syscall_get_arguments()
153 *args++ = regs->r9; syscall_get_arguments()
163 struct pt_regs *regs, syscall_set_arguments()
172 regs->bx = *args++; syscall_set_arguments()
175 regs->cx = *args++; syscall_set_arguments()
178 regs->dx = *args++; syscall_set_arguments()
181 regs->si = *args++; syscall_set_arguments()
184 regs->di = *args++; syscall_set_arguments()
187 regs->bp = *args++; syscall_set_arguments()
199 regs->di = *args++; syscall_set_arguments()
202 regs->si = *args++; syscall_set_arguments()
205 regs->dx = *args++; syscall_set_arguments()
208 regs->r10 = *args++; syscall_set_arguments()
211 regs->r8 = *args++; syscall_set_arguments()
214 regs->r9 = *args++; syscall_set_arguments()
36 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
42 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
61 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
67 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
76 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
85 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
101 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
162 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
H A Delf.h116 * regs is struct pt_regs, pr_reg is elf_gregset_t (which is
120 #define ELF_CORE_COPY_REGS_COMMON(pr_reg, regs) \
122 pr_reg[0] = regs->bx; \
123 pr_reg[1] = regs->cx; \
124 pr_reg[2] = regs->dx; \
125 pr_reg[3] = regs->si; \
126 pr_reg[4] = regs->di; \
127 pr_reg[5] = regs->bp; \
128 pr_reg[6] = regs->ax; \
129 pr_reg[7] = regs->ds & 0xffff; \
130 pr_reg[8] = regs->es & 0xffff; \
131 pr_reg[9] = regs->fs & 0xffff; \
132 pr_reg[11] = regs->orig_ax; \
133 pr_reg[12] = regs->ip; \
134 pr_reg[13] = regs->cs & 0xffff; \
135 pr_reg[14] = regs->flags; \
136 pr_reg[15] = regs->sp; \
137 pr_reg[16] = regs->ss & 0xffff; \
140 #define ELF_CORE_COPY_REGS(pr_reg, regs) \
142 ELF_CORE_COPY_REGS_COMMON(pr_reg, regs);\
143 pr_reg[10] = get_user_gs(regs); \
146 #define ELF_CORE_COPY_KERNEL_REGS(pr_reg, regs) \
148 ELF_CORE_COPY_REGS_COMMON(pr_reg, regs);\
172 struct pt_regs *regs, const u16 ds) elf_common_init()
175 /*regs->ax = regs->bx =*/ regs->cx = regs->dx = 0; elf_common_init()
176 regs->si = regs->di /*= regs->bp*/ = 0; elf_common_init()
177 regs->r8 = regs->r9 = regs->r10 = regs->r11 = 0; elf_common_init()
178 /*regs->r12 = regs->r13 = regs->r14 = regs->r15 = 0;*/ elf_common_init()
187 #define COMPAT_ELF_PLAT_INIT(regs, load_addr) \
188 elf_common_init(&current->thread, regs, __USER_DS)
190 void start_thread_ia32(struct pt_regs *regs, u32 new_ip, u32 new_sp);
200 * regs is struct pt_regs, pr_reg is elf_gregset_t (which is
205 #define ELF_CORE_COPY_REGS(pr_reg, regs) \
208 (pr_reg)[0] = (regs)->r15; \
209 (pr_reg)[1] = (regs)->r14; \
210 (pr_reg)[2] = (regs)->r13; \
211 (pr_reg)[3] = (regs)->r12; \
212 (pr_reg)[4] = (regs)->bp; \
213 (pr_reg)[5] = (regs)->bx; \
214 (pr_reg)[6] = (regs)->r11; \
215 (pr_reg)[7] = (regs)->r10; \
216 (pr_reg)[8] = (regs)->r9; \
217 (pr_reg)[9] = (regs)->r8; \
218 (pr_reg)[10] = (regs)->ax; \
219 (pr_reg)[11] = (regs)->cx; \
220 (pr_reg)[12] = (regs)->dx; \
221 (pr_reg)[13] = (regs)->si; \
222 (pr_reg)[14] = (regs)->di; \
223 (pr_reg)[15] = (regs)->orig_ax; \
224 (pr_reg)[16] = (regs)->ip; \
225 (pr_reg)[17] = (regs)->cs; \
226 (pr_reg)[18] = (regs)->flags; \
227 (pr_reg)[19] = (regs)->sp; \
228 (pr_reg)[20] = (regs)->ss; \
171 elf_common_init(struct thread_struct *t, struct pt_regs *regs, const u16 ds) elf_common_init() argument
H A Dptrace.h35 * C ABI says these regs are callee-preserved. They aren't saved on kernel entry
44 /* These regs are callee-clobbered. Always saved on kernel entry. */
77 extern unsigned long profile_pc(struct pt_regs *regs);
81 convert_ip_to_linear(struct task_struct *child, struct pt_regs *regs);
82 extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs,
93 static inline unsigned long regs_return_value(struct pt_regs *regs) regs_return_value() argument
95 return regs->ax; regs_return_value()
99 * user_mode(regs) determines whether a register set came from user
107 static inline int user_mode(struct pt_regs *regs) user_mode() argument
110 return ((regs->cs & SEGMENT_RPL_MASK) | (regs->flags & X86_VM_MASK)) >= USER_RPL; user_mode()
112 return !!(regs->cs & 3); user_mode()
116 static inline int v8086_mode(struct pt_regs *regs) v8086_mode() argument
119 return (regs->flags & X86_VM_MASK); v8086_mode()
126 static inline bool user_64bit_mode(struct pt_regs *regs) user_64bit_mode() argument
133 return regs->cs == __USER_CS; user_64bit_mode()
136 return regs->cs == __USER_CS || regs->cs == pv_info.extra_user_64bit_cs; user_64bit_mode()
145 extern unsigned long kernel_stack_pointer(struct pt_regs *regs);
147 static inline unsigned long kernel_stack_pointer(struct pt_regs *regs) kernel_stack_pointer() argument
149 return regs->sp; kernel_stack_pointer()
153 #define GET_IP(regs) ((regs)->ip)
154 #define GET_FP(regs) ((regs)->bp)
155 #define GET_USP(regs) ((regs)->sp)
166 * @regs: pt_regs from which register value is gotten.
170 * offset of the register in struct pt_regs address which specified by @regs.
173 static inline unsigned long regs_get_register(struct pt_regs *regs, regs_get_register() argument
184 regs->cs == __KERNEL_CS) regs_get_register()
185 return kernel_stack_pointer(regs); regs_get_register()
187 return *(unsigned long *)((unsigned long)regs + offset); regs_get_register()
192 * @regs: pt_regs which contains kernel stack pointer.
198 static inline int regs_within_kernel_stack(struct pt_regs *regs, regs_within_kernel_stack() argument
202 (kernel_stack_pointer(regs) & ~(THREAD_SIZE - 1))); regs_within_kernel_stack()
207 * @regs: pt_regs which contains kernel stack pointer.
211 * is specified by @regs. If the @n th entry is NOT in the kernel stack,
214 static inline unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, regs_get_kernel_stack_nth() argument
217 unsigned long *addr = (unsigned long *)kernel_stack_pointer(regs); regs_get_kernel_stack_nth()
219 if (regs_within_kernel_stack(regs, (unsigned long)addr)) regs_get_kernel_stack_nth()
/linux-4.1.27/arch/microblaze/include/asm/
H A Dptrace.h14 #define kernel_mode(regs) ((regs)->pt_mode)
15 #define user_mode(regs) (!kernel_mode(regs))
17 #define instruction_pointer(regs) ((regs)->pc)
18 #define profile_pc(regs) instruction_pointer(regs)
19 #define user_stack_pointer(regs) ((regs)->r1)
21 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
23 return regs->r3; regs_return_value()
H A Dsyscall.h11 struct pt_regs *regs) syscall_get_nr()
13 return regs->r12; syscall_get_nr()
17 struct pt_regs *regs) syscall_rollback()
23 struct pt_regs *regs) syscall_get_error()
25 return IS_ERR_VALUE(regs->r3) ? regs->r3 : 0; syscall_get_error()
29 struct pt_regs *regs) syscall_get_return_value()
31 return regs->r3; syscall_get_return_value()
35 struct pt_regs *regs, syscall_set_return_value()
39 regs->r3 = -error; syscall_set_return_value()
41 regs->r3 = val; syscall_set_return_value()
44 static inline microblaze_reg_t microblaze_get_syscall_arg(struct pt_regs *regs, microblaze_get_syscall_arg() argument
48 case 5: return regs->r10; microblaze_get_syscall_arg()
49 case 4: return regs->r9; microblaze_get_syscall_arg()
50 case 3: return regs->r8; microblaze_get_syscall_arg()
51 case 2: return regs->r7; microblaze_get_syscall_arg()
52 case 1: return regs->r6; microblaze_get_syscall_arg()
53 case 0: return regs->r5; microblaze_get_syscall_arg()
60 static inline void microblaze_set_syscall_arg(struct pt_regs *regs, microblaze_set_syscall_arg() argument
66 regs->r10 = val; microblaze_set_syscall_arg()
68 regs->r9 = val; microblaze_set_syscall_arg()
70 regs->r8 = val; microblaze_set_syscall_arg()
72 regs->r7 = val; microblaze_set_syscall_arg()
74 regs->r6 = val; microblaze_set_syscall_arg()
76 regs->r5 = val; microblaze_set_syscall_arg()
83 struct pt_regs *regs, syscall_get_arguments()
88 *args++ = microblaze_get_syscall_arg(regs, i++); syscall_get_arguments()
92 struct pt_regs *regs, syscall_set_arguments()
97 microblaze_set_syscall_arg(regs, i++, *args++); syscall_set_arguments()
100 asmlinkage unsigned long do_syscall_trace_enter(struct pt_regs *regs);
101 asmlinkage void do_syscall_trace_leave(struct pt_regs *regs);
10 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
16 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
22 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
28 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
34 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
82 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
91 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
/linux-4.1.27/arch/x86/um/
H A Dsysrq_32.c14 void show_regs(struct pt_regs *regs) show_regs() argument
18 0xffff & PT_REGS_CS(regs), PT_REGS_IP(regs), show_regs()
20 if (PT_REGS_CS(regs) & 3) show_regs()
21 printk(" ESP: %04lx:%08lx", 0xffff & PT_REGS_SS(regs), show_regs()
22 PT_REGS_SP(regs)); show_regs()
23 printk(" EFLAGS: %08lx\n %s\n", PT_REGS_EFLAGS(regs), show_regs()
26 PT_REGS_AX(regs), PT_REGS_BX(regs), show_regs()
27 PT_REGS_CX(regs), PT_REGS_DX(regs)); show_regs()
29 PT_REGS_SI(regs), PT_REGS_DI(regs), PT_REGS_BP(regs)); show_regs()
31 0xffff & PT_REGS_DS(regs), show_regs()
32 0xffff & PT_REGS_ES(regs)); show_regs()
H A Dsysrq_64.c15 void show_regs(struct pt_regs *regs) show_regs() argument
21 printk(KERN_INFO "RIP: %04lx:[<%016lx>]\n", PT_REGS_CS(regs) & 0xffff, show_regs()
22 PT_REGS_IP(regs)); show_regs()
23 printk(KERN_INFO "RSP: %016lx EFLAGS: %08lx\n", PT_REGS_SP(regs), show_regs()
24 PT_REGS_EFLAGS(regs)); show_regs()
26 PT_REGS_AX(regs), PT_REGS_BX(regs), PT_REGS_CX(regs)); show_regs()
28 PT_REGS_DX(regs), PT_REGS_SI(regs), PT_REGS_DI(regs)); show_regs()
30 PT_REGS_BP(regs), PT_REGS_R8(regs), PT_REGS_R9(regs)); show_regs()
32 PT_REGS_R10(regs), PT_REGS_R11(regs), PT_REGS_R12(regs)); show_regs()
34 PT_REGS_R13(regs), PT_REGS_R14(regs), PT_REGS_R15(regs)); show_regs()
H A Dbugs_64.c13 void arch_examine_signal(int sig, struct uml_pt_regs *regs) arch_examine_signal() argument
/linux-4.1.27/arch/sh/include/asm/
H A Dsyscall_32.h12 struct pt_regs *regs) syscall_get_nr()
14 return (regs->tra >= 0) ? regs->regs[3] : -1L; syscall_get_nr()
18 struct pt_regs *regs) syscall_rollback()
27 struct pt_regs *regs) syscall_get_error()
29 return IS_ERR_VALUE(regs->regs[0]) ? regs->regs[0] : 0; syscall_get_error()
33 struct pt_regs *regs) syscall_get_return_value()
35 return regs->regs[0]; syscall_get_return_value()
39 struct pt_regs *regs, syscall_set_return_value()
43 regs->regs[0] = -error; syscall_set_return_value()
45 regs->regs[0] = val; syscall_set_return_value()
49 struct pt_regs *regs, syscall_get_arguments()
63 case 6: args[5] = regs->regs[1]; syscall_get_arguments()
64 case 5: args[4] = regs->regs[0]; syscall_get_arguments()
65 case 4: args[3] = regs->regs[7]; syscall_get_arguments()
66 case 3: args[2] = regs->regs[6]; syscall_get_arguments()
67 case 2: args[1] = regs->regs[5]; syscall_get_arguments()
68 case 1: args[0] = regs->regs[4]; syscall_get_arguments()
77 struct pt_regs *regs, syscall_set_arguments()
85 case 6: regs->regs[1] = args[5]; syscall_set_arguments()
86 case 5: regs->regs[0] = args[4]; syscall_set_arguments()
87 case 4: regs->regs[7] = args[3]; syscall_set_arguments()
88 case 3: regs->regs[6] = args[2]; syscall_set_arguments()
89 case 2: regs->regs[5] = args[1]; syscall_set_arguments()
90 case 1: regs->regs[4] = args[0]; syscall_set_arguments()
11 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
17 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
26 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
32 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
38 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
48 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
76 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
H A Dptrace_32.h8 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
10 return regs->regs[0]; regs_return_value()
H A Dptrace_64.h8 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
10 return regs->regs[3]; regs_return_value()
H A Dsyscall_64.h11 struct pt_regs *regs) syscall_get_nr()
13 return (regs->syscall_nr >= 0) ? regs->regs[9] : -1L; syscall_get_nr()
17 struct pt_regs *regs) syscall_rollback()
26 struct pt_regs *regs) syscall_get_error()
28 return IS_ERR_VALUE(regs->regs[9]) ? regs->regs[9] : 0; syscall_get_error()
32 struct pt_regs *regs) syscall_get_return_value()
34 return regs->regs[9]; syscall_get_return_value()
38 struct pt_regs *regs, syscall_set_return_value()
42 regs->regs[9] = -error; syscall_set_return_value()
44 regs->regs[9] = val; syscall_set_return_value()
48 struct pt_regs *regs, syscall_get_arguments()
53 memcpy(args, &regs->regs[2 + i], n * sizeof(args[0])); syscall_get_arguments()
57 struct pt_regs *regs, syscall_set_arguments()
62 memcpy(&regs->regs[2 + i], args, n * sizeof(args[0])); syscall_set_arguments()
10 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
16 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
25 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
31 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
37 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
47 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
56 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
H A Delf.h102 * This covers all of general/DSP/FPU regs.
137 do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \
138 _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \
139 _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
140 _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; _r->regs[15]=0; \
141 _r->regs[16]=0; _r->regs[17]=0; _r->regs[18]=0; _r->regs[19]=0; \
142 _r->regs[20]=0; _r->regs[21]=0; _r->regs[22]=0; _r->regs[23]=0; \
143 _r->regs[24]=0; _r->regs[25]=0; _r->regs[26]=0; _r->regs[27]=0; \
144 _r->regs[28]=0; _r->regs[29]=0; _r->regs[30]=0; _r->regs[31]=0; \
145 _r->regs[32]=0; _r->regs[33]=0; _r->regs[34]=0; _r->regs[35]=0; \
146 _r->regs[36]=0; _r->regs[37]=0; _r->regs[38]=0; _r->regs[39]=0; \
147 _r->regs[40]=0; _r->regs[41]=0; _r->regs[42]=0; _r->regs[43]=0; \
148 _r->regs[44]=0; _r->regs[45]=0; _r->regs[46]=0; _r->regs[47]=0; \
149 _r->regs[48]=0; _r->regs[49]=0; _r->regs[50]=0; _r->regs[51]=0; \
150 _r->regs[52]=0; _r->regs[53]=0; _r->regs[54]=0; _r->regs[55]=0; \
151 _r->regs[56]=0; _r->regs[57]=0; _r->regs[58]=0; _r->regs[59]=0; \
152 _r->regs[60]=0; _r->regs[61]=0; _r->regs[62]=0; \
158 do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \
159 _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \
160 _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
161 _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \
167 _r->regs[0] = 0; \
168 _r->regs[1] = 0; \
169 _r->regs[2] = 0; \
170 _r->regs[3] = 0; \
171 _r->regs[4] = 0; \
172 _r->regs[5] = 0; \
173 _r->regs[6] = 0; \
174 _r->regs[7] = 0; \
175 _r->regs[8] = _exec_map_addr; \
176 _r->regs[9] = _interp_map_addr; \
177 _r->regs[10] = _dynamic_addr; \
178 _r->regs[11] = 0; \
179 _r->regs[12] = 0; \
180 _r->regs[13] = 0; \
181 _r->regs[14] = 0; \
H A Dflat.h24 do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \
25 _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \
26 _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
27 _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \
H A Dfpu.h9 static inline void release_fpu(struct pt_regs *regs) release_fpu() argument
11 regs->sr |= SR_FD; release_fpu()
14 static inline void grab_fpu(struct pt_regs *regs) grab_fpu() argument
16 regs->sr &= ~SR_FD; grab_fpu()
21 extern void fpu_state_restore(struct pt_regs *regs);
26 #define release_fpu(regs) do { } while (0)
27 #define grab_fpu(regs) do { } while (0)
28 #define fpu_state_restore(regs) do { } while (0)
29 #define __fpu_state_restore(regs) do { } while (0)
42 static inline void __unlazy_fpu(struct task_struct *tsk, struct pt_regs *regs) __unlazy_fpu() argument
47 release_fpu(regs); __unlazy_fpu()
52 static inline void unlazy_fpu(struct task_struct *tsk, struct pt_regs *regs) unlazy_fpu() argument
55 __unlazy_fpu(tsk, regs); unlazy_fpu()
59 static inline void clear_fpu(struct task_struct *tsk, struct pt_regs *regs) clear_fpu() argument
64 release_fpu(regs); clear_fpu()
H A Dptrace.h15 #define user_mode(regs) (((regs)->sr & 0x40000000)==0)
16 #define kernel_stack_pointer(_regs) ((unsigned long)(_regs)->regs[15])
18 #define GET_FP(regs) ((regs)->regs[14])
19 #define GET_USP(regs) ((regs)->regs[15])
33 {.name = __stringify(r##num), .offset = offsetof(struct pt_regs, regs[num])}
46 * @regs: pt_regs from which register value is gotten.
50 * offset of the register in struct pt_regs address which specified by @regs.
53 static inline unsigned long regs_get_register(struct pt_regs *regs, regs_get_register() argument
58 return *(unsigned long *)((unsigned long)regs + offset); regs_get_register()
63 * @regs: pt_regs which contains kernel stack pointer.
69 static inline int regs_within_kernel_stack(struct pt_regs *regs, regs_within_kernel_stack() argument
73 (kernel_stack_pointer(regs) & ~(THREAD_SIZE - 1))); regs_within_kernel_stack()
78 * @regs: pt_regs which contains kernel stack pointer.
82 * is specified by @regs. If the @n th entry is NOT in the kernel stack,
85 static inline unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, regs_get_kernel_stack_nth() argument
88 unsigned long *addr = (unsigned long *)kernel_stack_pointer(regs); regs_get_kernel_stack_nth()
90 if (regs_within_kernel_stack(regs, (unsigned long)addr)) regs_get_kernel_stack_nth()
100 struct perf_sample_data *data, struct pt_regs *regs);
105 static inline unsigned long profile_pc(struct pt_regs *regs) profile_pc() argument
107 unsigned long pc = regs->pc; profile_pc()
H A Dsyscalls_64.h13 asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs);
14 asmlinkage void do_syscall_trace_leave(struct pt_regs *regs);
H A Dkexec.h39 __asm__ __volatile__ ("mov r0, %0" : "=r" (newregs->regs[0])); crash_setup_regs()
40 __asm__ __volatile__ ("mov r1, %0" : "=r" (newregs->regs[1])); crash_setup_regs()
41 __asm__ __volatile__ ("mov r2, %0" : "=r" (newregs->regs[2])); crash_setup_regs()
42 __asm__ __volatile__ ("mov r3, %0" : "=r" (newregs->regs[3])); crash_setup_regs()
43 __asm__ __volatile__ ("mov r4, %0" : "=r" (newregs->regs[4])); crash_setup_regs()
44 __asm__ __volatile__ ("mov r5, %0" : "=r" (newregs->regs[5])); crash_setup_regs()
45 __asm__ __volatile__ ("mov r6, %0" : "=r" (newregs->regs[6])); crash_setup_regs()
46 __asm__ __volatile__ ("mov r7, %0" : "=r" (newregs->regs[7])); crash_setup_regs()
47 __asm__ __volatile__ ("mov r8, %0" : "=r" (newregs->regs[8])); crash_setup_regs()
48 __asm__ __volatile__ ("mov r9, %0" : "=r" (newregs->regs[9])); crash_setup_regs()
49 __asm__ __volatile__ ("mov r10, %0" : "=r" (newregs->regs[10])); crash_setup_regs()
50 __asm__ __volatile__ ("mov r11, %0" : "=r" (newregs->regs[11])); crash_setup_regs()
51 __asm__ __volatile__ ("mov r12, %0" : "=r" (newregs->regs[12])); crash_setup_regs()
52 __asm__ __volatile__ ("mov r13, %0" : "=r" (newregs->regs[13])); crash_setup_regs()
53 __asm__ __volatile__ ("mov r14, %0" : "=r" (newregs->regs[14])); crash_setup_regs()
54 __asm__ __volatile__ ("mov r15, %0" : "=r" (newregs->regs[15])); crash_setup_regs()
/linux-4.1.27/arch/hexagon/kernel/
H A Dvm_events.c28 * @regs: pointer to pt_regs
34 void show_regs(struct pt_regs *regs) show_regs() argument
39 regs->restart_r0, regs->syscall_nr); show_regs()
40 printk(KERN_EMERG "preds: \t\t0x%08lx\n", regs->preds); show_regs()
42 regs->lc0, regs->sa0, regs->m0); show_regs()
44 regs->lc1, regs->sa1, regs->m1); show_regs()
46 regs->gp, regs->ugp, regs->usr); show_regs()
48 regs->cs0, regs->cs1); show_regs()
49 printk(KERN_EMERG "r0: \t0x%08lx %08lx %08lx %08lx\n", regs->r00, show_regs()
50 regs->r01, show_regs()
51 regs->r02, show_regs()
52 regs->r03); show_regs()
53 printk(KERN_EMERG "r4: \t0x%08lx %08lx %08lx %08lx\n", regs->r04, show_regs()
54 regs->r05, show_regs()
55 regs->r06, show_regs()
56 regs->r07); show_regs()
57 printk(KERN_EMERG "r8: \t0x%08lx %08lx %08lx %08lx\n", regs->r08, show_regs()
58 regs->r09, show_regs()
59 regs->r10, show_regs()
60 regs->r11); show_regs()
61 printk(KERN_EMERG "r12: \t0x%08lx %08lx %08lx %08lx\n", regs->r12, show_regs()
62 regs->r13, show_regs()
63 regs->r14, show_regs()
64 regs->r15); show_regs()
65 printk(KERN_EMERG "r16: \t0x%08lx %08lx %08lx %08lx\n", regs->r16, show_regs()
66 regs->r17, show_regs()
67 regs->r18, show_regs()
68 regs->r19); show_regs()
69 printk(KERN_EMERG "r20: \t0x%08lx %08lx %08lx %08lx\n", regs->r20, show_regs()
70 regs->r21, show_regs()
71 regs->r22, show_regs()
72 regs->r23); show_regs()
73 printk(KERN_EMERG "r24: \t0x%08lx %08lx %08lx %08lx\n", regs->r24, show_regs()
74 regs->r25, show_regs()
75 regs->r26, show_regs()
76 regs->r27); show_regs()
77 printk(KERN_EMERG "r28: \t0x%08lx %08lx %08lx %08lx\n", regs->r28, show_regs()
78 regs->r29, show_regs()
79 regs->r30, show_regs()
80 regs->r31); show_regs()
83 pt_elr(regs), pt_cause(regs), user_mode(regs)); show_regs()
85 pt_psp(regs), pt_badva(regs), ints_enabled(regs)); show_regs()
88 void dummy_handler(struct pt_regs *regs) dummy_handler() argument
90 unsigned int elr = pt_elr(regs); dummy_handler()
95 void arch_do_IRQ(struct pt_regs *regs) arch_do_IRQ() argument
97 int irq = pt_cause(regs); arch_do_IRQ()
98 struct pt_regs *old_regs = set_irq_regs(regs); arch_do_IRQ()
H A Dsignal.c39 static void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, get_sigframe() argument
42 unsigned long sp = sigsp(regs->r29, ksig); get_sigframe()
47 static int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) setup_sigcontext() argument
52 err |= copy_to_user(&sc->sc_regs.r0, &regs->r00, setup_sigcontext()
55 err |= __put_user(regs->sa0, &sc->sc_regs.sa0); setup_sigcontext()
56 err |= __put_user(regs->lc0, &sc->sc_regs.lc0); setup_sigcontext()
57 err |= __put_user(regs->sa1, &sc->sc_regs.sa1); setup_sigcontext()
58 err |= __put_user(regs->lc1, &sc->sc_regs.lc1); setup_sigcontext()
59 err |= __put_user(regs->m0, &sc->sc_regs.m0); setup_sigcontext()
60 err |= __put_user(regs->m1, &sc->sc_regs.m1); setup_sigcontext()
61 err |= __put_user(regs->usr, &sc->sc_regs.usr); setup_sigcontext()
62 err |= __put_user(regs->preds, &sc->sc_regs.p3_0); setup_sigcontext()
63 err |= __put_user(regs->gp, &sc->sc_regs.gp); setup_sigcontext()
64 err |= __put_user(regs->ugp, &sc->sc_regs.ugp); setup_sigcontext()
66 err |= __put_user(regs->cs0, &sc->sc_regs.cs0); setup_sigcontext()
67 err |= __put_user(regs->cs1, &sc->sc_regs.cs1); setup_sigcontext()
69 tmp = pt_elr(regs); err |= __put_user(tmp, &sc->sc_regs.pc); setup_sigcontext()
70 tmp = pt_cause(regs); err |= __put_user(tmp, &sc->sc_regs.cause); setup_sigcontext()
71 tmp = pt_badva(regs); err |= __put_user(tmp, &sc->sc_regs.badva); setup_sigcontext()
76 static int restore_sigcontext(struct pt_regs *regs, restore_sigcontext() argument
82 err |= copy_from_user(&regs->r00, &sc->sc_regs.r0, restore_sigcontext()
85 err |= __get_user(regs->sa0, &sc->sc_regs.sa0); restore_sigcontext()
86 err |= __get_user(regs->lc0, &sc->sc_regs.lc0); restore_sigcontext()
87 err |= __get_user(regs->sa1, &sc->sc_regs.sa1); restore_sigcontext()
88 err |= __get_user(regs->lc1, &sc->sc_regs.lc1); restore_sigcontext()
89 err |= __get_user(regs->m0, &sc->sc_regs.m0); restore_sigcontext()
90 err |= __get_user(regs->m1, &sc->sc_regs.m1); restore_sigcontext()
91 err |= __get_user(regs->usr, &sc->sc_regs.usr); restore_sigcontext()
92 err |= __get_user(regs->preds, &sc->sc_regs.p3_0); restore_sigcontext()
93 err |= __get_user(regs->gp, &sc->sc_regs.gp); restore_sigcontext()
94 err |= __get_user(regs->ugp, &sc->sc_regs.ugp); restore_sigcontext()
96 err |= __get_user(regs->cs0, &sc->sc_regs.cs0); restore_sigcontext()
97 err |= __get_user(regs->cs1, &sc->sc_regs.cs1); restore_sigcontext()
99 err |= __get_user(tmp, &sc->sc_regs.pc); pt_set_elr(regs, tmp); restore_sigcontext()
108 struct pt_regs *regs) setup_rt_frame()
114 frame = get_sigframe(ksig, regs, sizeof(struct rt_sigframe)); setup_rt_frame()
128 err |= setup_sigcontext(regs, &frame->uc.uc_mcontext); setup_rt_frame()
130 err |= __save_altstack(&frame->uc.uc_stack, user_stack_pointer(regs)); setup_rt_frame()
135 regs->r0100 = ((unsigned long long)((unsigned long)&frame->info) << 32) setup_rt_frame()
137 regs->r02 = (unsigned long) &frame->uc; setup_rt_frame()
138 regs->r31 = (unsigned long) vdso->rt_signal_trampoline; setup_rt_frame()
139 pt_psp(regs) = (unsigned long) frame; setup_rt_frame()
140 pt_set_elr(regs, (unsigned long)ksig->ka.sa.sa_handler); setup_rt_frame()
148 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
158 if (regs->syscall_nr >= 0) { handle_signal()
159 switch (regs->r00) { handle_signal()
162 regs->r00 = -EINTR; handle_signal()
166 regs->r00 = -EINTR; handle_signal()
171 regs->r06 = regs->syscall_nr; handle_signal()
172 pt_set_elr(regs, pt_elr(regs) - 4); handle_signal()
173 regs->r00 = regs->restart_r0; handle_signal()
185 ret = setup_rt_frame(ksig, sigmask_to_save(), regs); handle_signal()
193 void do_signal(struct pt_regs *regs) do_signal() argument
197 if (!user_mode(regs)) do_signal()
201 handle_signal(&ksig, regs); do_signal()
209 if (regs->syscall_nr >= 0) { do_signal()
210 switch (regs->r00) { do_signal()
214 regs->r06 = regs->syscall_nr; do_signal()
217 regs->r06 = __NR_restart_syscall; do_signal()
222 pt_set_elr(regs, pt_elr(regs) - 4); do_signal()
223 regs->r00 = regs->restart_r0; do_signal()
237 struct pt_regs *regs = current_pt_regs(); sys_rt_sigreturn() local
244 frame = (struct rt_sigframe __user *)pt_psp(regs); sys_rt_sigreturn()
252 if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) sys_rt_sigreturn()
256 pt_psp(regs) = regs->r29; sys_rt_sigreturn()
258 regs->syscall_nr = -1; sys_rt_sigreturn()
263 return regs->r00; sys_rt_sigreturn()
107 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
H A Dtraps.c157 struct pt_regs *regs = (struct pt_regs *) (((void *)fp) do_show_stack() local
160 if (regs->syscall_nr != -1) { do_show_stack()
162 regs->syscall_nr); do_show_stack()
164 pt_psp(regs), pt_elr(regs)); do_show_stack()
170 ex_name(pt_cause(regs)), pt_cause(regs), do_show_stack()
171 pt_badva(regs)); do_show_stack()
174 newfp = (unsigned long *) regs->r30; do_show_stack()
175 ip = pt_elr(regs); do_show_stack()
198 int die(const char *str, struct pt_regs *regs, long err) die() argument
215 if (notify_die(DIE_OOPS, str, regs, err, pt_cause(regs), SIGSEGV) == die()
220 show_regs(regs); die()
221 do_show_stack(current, &regs->r30, pt_elr(regs)); die()
239 int die_if_kernel(char *str, struct pt_regs *regs, long err) die_if_kernel() argument
241 if (!user_mode(regs)) die_if_kernel()
242 return die(str, regs, err); die_if_kernel()
250 static void misaligned_instruction(struct pt_regs *regs) misaligned_instruction() argument
252 die_if_kernel("Misaligned Instruction", regs, 0); misaligned_instruction()
261 static void misaligned_data_load(struct pt_regs *regs) misaligned_data_load() argument
263 die_if_kernel("Misaligned Data Load", regs, 0); misaligned_data_load()
267 static void misaligned_data_store(struct pt_regs *regs) misaligned_data_store() argument
269 die_if_kernel("Misaligned Data Store", regs, 0); misaligned_data_store()
273 static void illegal_instruction(struct pt_regs *regs) illegal_instruction() argument
275 die_if_kernel("Illegal Instruction", regs, 0); illegal_instruction()
283 static void precise_bus_error(struct pt_regs *regs) precise_bus_error() argument
285 die_if_kernel("Precise Bus Error", regs, 0); precise_bus_error()
294 static void cache_error(struct pt_regs *regs) cache_error() argument
296 die("Cache Error", regs, 0); cache_error()
302 void do_genex(struct pt_regs *regs) do_genex() argument
307 switch (pt_cause(regs)) { do_genex()
310 execute_protection_fault(regs); do_genex()
314 read_protection_fault(regs); do_genex()
318 write_protection_fault(regs); do_genex()
321 misaligned_instruction(regs); do_genex()
324 illegal_instruction(regs); do_genex()
327 misaligned_instruction(regs); do_genex()
330 misaligned_data_load(regs); do_genex()
333 misaligned_data_store(regs); do_genex()
337 illegal_instruction(regs); do_genex()
340 precise_bus_error(regs); do_genex()
343 cache_error(regs); do_genex()
347 panic("Unrecognized exception 0x%lx\n", pt_cause(regs)); do_genex()
359 void do_trap0(struct pt_regs *regs) do_trap0() argument
363 switch (pt_cause(regs)) { do_trap0()
369 tracehook_report_syscall_entry(regs))) do_trap0()
385 regs->syscall_nr = regs->r06; do_trap0()
393 regs->restart_r0 = regs->r00; do_trap0()
395 if ((unsigned long) regs->syscall_nr >= __NR_syscalls) { do_trap0()
396 regs->r00 = -1; do_trap0()
399 (sys_call_table[regs->syscall_nr]); do_trap0()
400 regs->r00 = syscall(regs->r00, regs->r01, do_trap0()
401 regs->r02, regs->r03, do_trap0()
402 regs->r04, regs->r05); do_trap0()
407 tracehook_report_syscall_exit(regs, 0); do_trap0()
412 if (user_mode(regs)) { do_trap0()
425 info.si_addr = (void __user *) pt_elr(regs); do_trap0()
429 kgdb_handle_exception(pt_cause(regs), SIGTRAP, do_trap0()
430 TRAP_BRKPT, regs); do_trap0() local
441 void do_machcheck(struct pt_regs *regs) do_machcheck() argument
451 void do_debug_exception(struct pt_regs *regs) do_debug_exception() argument
453 regs->hvmer.vmest &= ~HVM_VMEST_CAUSE_MSK; do_debug_exception()
454 regs->hvmer.vmest |= (TRAP_DEBUG << HVM_VMEST_CAUSE_SFT); do_debug_exception()
455 do_trap0(regs); do_debug_exception()
/linux-4.1.27/arch/mips/include/asm/
H A Dbranch.h16 extern int __isa_exception_epc(struct pt_regs *regs);
17 extern int __compute_return_epc(struct pt_regs *regs);
18 extern int __compute_return_epc_for_insn(struct pt_regs *regs,
20 extern int __microMIPS_compute_return_epc(struct pt_regs *regs);
21 extern int __MIPS16e_compute_return_epc(struct pt_regs *regs);
30 extern int __mm_isBranchInstr(struct pt_regs *regs,
33 static inline int mm_isBranchInstr(struct pt_regs *regs, mm_isBranchInstr() argument
39 return __mm_isBranchInstr(regs, dec_insn, contpc); mm_isBranchInstr()
42 static inline int delay_slot(struct pt_regs *regs) delay_slot() argument
44 return regs->cp0_cause & CAUSEF_BD; delay_slot()
47 static inline void clear_delay_slot(struct pt_regs *regs) clear_delay_slot() argument
49 regs->cp0_cause &= ~CAUSEF_BD; clear_delay_slot()
52 static inline void set_delay_slot(struct pt_regs *regs) set_delay_slot() argument
54 regs->cp0_cause |= CAUSEF_BD; set_delay_slot()
57 static inline unsigned long exception_epc(struct pt_regs *regs) exception_epc() argument
59 if (likely(!delay_slot(regs))) exception_epc()
60 return regs->cp0_epc; exception_epc()
62 if (get_isa16_mode(regs->cp0_epc)) exception_epc()
63 return __isa_exception_epc(regs); exception_epc()
65 return regs->cp0_epc + 4; exception_epc()
70 static inline int compute_return_epc(struct pt_regs *regs) compute_return_epc() argument
72 if (get_isa16_mode(regs->cp0_epc)) { compute_return_epc()
74 return __microMIPS_compute_return_epc(regs); compute_return_epc()
76 return __MIPS16e_compute_return_epc(regs); compute_return_epc()
77 return regs->cp0_epc; compute_return_epc()
80 if (!delay_slot(regs)) { compute_return_epc()
81 regs->cp0_epc += 4; compute_return_epc()
85 return __compute_return_epc(regs); compute_return_epc()
88 static inline int MIPS16e_compute_return_epc(struct pt_regs *regs, MIPS16e_compute_return_epc() argument
91 if (likely(!delay_slot(regs))) { MIPS16e_compute_return_epc()
93 regs->cp0_epc += 4; MIPS16e_compute_return_epc()
96 regs->cp0_epc += 2; MIPS16e_compute_return_epc()
100 return __MIPS16e_compute_return_epc(regs); MIPS16e_compute_return_epc()
H A Dptrace.h30 unsigned long regs[32]; member in struct:pt_regs
66 #define user_mode(regs) (((regs)->cp0_status & KU_MASK) == KU_USER)
68 static inline int is_syscall_success(struct pt_regs *regs) is_syscall_success() argument
70 return !regs->regs[7]; is_syscall_success()
73 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
75 if (is_syscall_success(regs)) regs_return_value()
76 return regs->regs[2]; regs_return_value()
78 return -regs->regs[2]; regs_return_value()
81 #define instruction_pointer(regs) ((regs)->cp0_epc)
82 #define profile_pc(regs) instruction_pointer(regs)
84 extern asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall);
85 extern asmlinkage void syscall_trace_leave(struct pt_regs *regs);
89 static inline void die_if_kernel(const char *str, struct pt_regs *regs) die_if_kernel() argument
91 if (unlikely(!user_mode(regs))) die_if_kernel()
92 die(str, regs); die_if_kernel()
103 static inline unsigned long user_stack_pointer(struct pt_regs *regs) user_stack_pointer() argument
105 return regs->regs[29]; user_stack_pointer()
108 static inline void user_stack_pointer_set(struct pt_regs *regs, user_stack_pointer_set() argument
111 regs->regs[29] = val; user_stack_pointer_set()
H A Dstacktrace.h23 static __always_inline void prepare_frametrace(struct pt_regs *regs) prepare_frametrace() argument
27 * Remove any garbage that may be in regs (specially func prepare_frametrace()
30 memset(regs, 0, sizeof(*regs)); prepare_frametrace()
47 : "=m" (regs->cp0_epc), prepare_frametrace()
48 "=m" (regs->regs[29]), "=m" (regs->regs[31]) prepare_frametrace()
H A Dsyscall.h30 struct pt_regs *regs) syscall_get_nr()
36 struct task_struct *task, struct pt_regs *regs, unsigned int n) mips_get_syscall_arg()
38 unsigned long usp __maybe_unused = regs->regs[29]; mips_get_syscall_arg()
42 *arg = regs->regs[4 + n]; mips_get_syscall_arg()
58 *arg = regs->regs[4 + n]; mips_get_syscall_arg()
71 struct pt_regs *regs) syscall_get_return_value()
73 return regs->regs[2]; syscall_get_return_value()
77 struct pt_regs *regs) syscall_rollback()
83 struct pt_regs *regs, syscall_set_return_value()
87 regs->regs[2] = -error; syscall_set_return_value()
88 regs->regs[7] = -1; syscall_set_return_value()
90 regs->regs[2] = val; syscall_set_return_value()
91 regs->regs[7] = 0; syscall_set_return_value()
96 struct pt_regs *regs, syscall_get_arguments()
104 (regs->regs[2] == __NR_syscall)) syscall_get_arguments()
108 ret |= mips_get_syscall_arg(args++, task, regs, i++); syscall_get_arguments()
29 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
35 mips_get_syscall_arg(unsigned long *arg, struct task_struct *task, struct pt_regs *regs, unsigned int n) mips_get_syscall_arg() argument
70 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
76 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
82 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
95 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
/linux-4.1.27/arch/alpha/include/asm/
H A Dptrace.h8 #define user_mode(regs) (((regs)->ps & 8) != 0)
9 #define instruction_pointer(regs) ((regs)->pc)
10 #define profile_pc(regs) instruction_pointer(regs)
22 static inline unsigned long regs_return_value(struct pt_regs *regs) regs_return_value() argument
24 return regs->r0; regs_return_value()
H A Da.out-core.h43 dump->regs[EF_V0] = pt->r0; aout_dump_thread()
44 dump->regs[EF_T0] = pt->r1; aout_dump_thread()
45 dump->regs[EF_T1] = pt->r2; aout_dump_thread()
46 dump->regs[EF_T2] = pt->r3; aout_dump_thread()
47 dump->regs[EF_T3] = pt->r4; aout_dump_thread()
48 dump->regs[EF_T4] = pt->r5; aout_dump_thread()
49 dump->regs[EF_T5] = pt->r6; aout_dump_thread()
50 dump->regs[EF_T6] = pt->r7; aout_dump_thread()
51 dump->regs[EF_T7] = pt->r8; aout_dump_thread()
52 dump->regs[EF_S0] = sw->r9; aout_dump_thread()
53 dump->regs[EF_S1] = sw->r10; aout_dump_thread()
54 dump->regs[EF_S2] = sw->r11; aout_dump_thread()
55 dump->regs[EF_S3] = sw->r12; aout_dump_thread()
56 dump->regs[EF_S4] = sw->r13; aout_dump_thread()
57 dump->regs[EF_S5] = sw->r14; aout_dump_thread()
58 dump->regs[EF_S6] = sw->r15; aout_dump_thread()
59 dump->regs[EF_A3] = pt->r19; aout_dump_thread()
60 dump->regs[EF_A4] = pt->r20; aout_dump_thread()
61 dump->regs[EF_A5] = pt->r21; aout_dump_thread()
62 dump->regs[EF_T8] = pt->r22; aout_dump_thread()
63 dump->regs[EF_T9] = pt->r23; aout_dump_thread()
64 dump->regs[EF_T10] = pt->r24; aout_dump_thread()
65 dump->regs[EF_T11] = pt->r25; aout_dump_thread()
66 dump->regs[EF_RA] = pt->r26; aout_dump_thread()
67 dump->regs[EF_T12] = pt->r27; aout_dump_thread()
68 dump->regs[EF_AT] = pt->r28; aout_dump_thread()
69 dump->regs[EF_SP] = rdusp(); aout_dump_thread()
70 dump->regs[EF_PS] = pt->ps; aout_dump_thread()
71 dump->regs[EF_PC] = pt->pc; aout_dump_thread()
72 dump->regs[EF_GP] = pt->gp; aout_dump_thread()
73 dump->regs[EF_A0] = pt->r16; aout_dump_thread()
74 dump->regs[EF_A1] = pt->r17; aout_dump_thread()
75 dump->regs[EF_A2] = pt->r18; aout_dump_thread()
76 memcpy((char *)dump->regs + EF_SIZE, sw->fp, 32 * 8); aout_dump_thread()
/linux-4.1.27/tools/perf/util/
H A Dperf_regs.c5 int perf_reg_value(u64 *valp, struct regs_dump *regs, int id) perf_reg_value() argument
8 u64 mask = regs->mask; perf_reg_value()
10 if (regs->cache_mask & (1 << id)) perf_reg_value()
21 regs->cache_mask |= (1 << id); perf_reg_value()
22 regs->cache_regs[id] = regs->regs[idx]; perf_reg_value()
25 *valp = regs->cache_regs[id]; perf_reg_value()
/linux-4.1.27/arch/parisc/include/asm/
H A Dptrace.h16 #define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0)
17 #define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0)
18 #define instruction_pointer(regs) ((regs)->iaoq[0] & ~3)
19 #define user_stack_pointer(regs) ((regs)->gr[30])
22 static inline unsigned long regs_return_value(struct pt_regs *regs) regs_return_value() argument
24 return regs->gr[20]; regs_return_value()
H A Dassembly.h180 .macro save_general regs
181 STREG %r1, PT_GR1 (\regs)
182 STREG %r2, PT_GR2 (\regs)
183 STREG %r3, PT_GR3 (\regs)
184 STREG %r4, PT_GR4 (\regs)
185 STREG %r5, PT_GR5 (\regs)
186 STREG %r6, PT_GR6 (\regs)
187 STREG %r7, PT_GR7 (\regs)
188 STREG %r8, PT_GR8 (\regs)
189 STREG %r9, PT_GR9 (\regs)
190 STREG %r10, PT_GR10(\regs)
191 STREG %r11, PT_GR11(\regs)
192 STREG %r12, PT_GR12(\regs)
193 STREG %r13, PT_GR13(\regs)
194 STREG %r14, PT_GR14(\regs)
195 STREG %r15, PT_GR15(\regs)
196 STREG %r16, PT_GR16(\regs)
197 STREG %r17, PT_GR17(\regs)
198 STREG %r18, PT_GR18(\regs)
199 STREG %r19, PT_GR19(\regs)
200 STREG %r20, PT_GR20(\regs)
201 STREG %r21, PT_GR21(\regs)
202 STREG %r22, PT_GR22(\regs)
203 STREG %r23, PT_GR23(\regs)
204 STREG %r24, PT_GR24(\regs)
205 STREG %r25, PT_GR25(\regs)
207 STREG %r27, PT_GR27(\regs)
208 STREG %r28, PT_GR28(\regs)
211 STREG %r31, PT_GR31(\regs)
214 .macro rest_general regs
216 LDREG PT_GR2 (\regs), %r2
217 LDREG PT_GR3 (\regs), %r3
218 LDREG PT_GR4 (\regs), %r4
219 LDREG PT_GR5 (\regs), %r5
220 LDREG PT_GR6 (\regs), %r6
221 LDREG PT_GR7 (\regs), %r7
222 LDREG PT_GR8 (\regs), %r8
223 LDREG PT_GR9 (\regs), %r9
224 LDREG PT_GR10(\regs), %r10
225 LDREG PT_GR11(\regs), %r11
226 LDREG PT_GR12(\regs), %r12
227 LDREG PT_GR13(\regs), %r13
228 LDREG PT_GR14(\regs), %r14
229 LDREG PT_GR15(\regs), %r15
230 LDREG PT_GR16(\regs), %r16
231 LDREG PT_GR17(\regs), %r17
232 LDREG PT_GR18(\regs), %r18
233 LDREG PT_GR19(\regs), %r19
234 LDREG PT_GR20(\regs), %r20
235 LDREG PT_GR21(\regs), %r21
236 LDREG PT_GR22(\regs), %r22
237 LDREG PT_GR23(\regs), %r23
238 LDREG PT_GR24(\regs), %r24
239 LDREG PT_GR25(\regs), %r25
240 LDREG PT_GR26(\regs), %r26
241 LDREG PT_GR27(\regs), %r27
242 LDREG PT_GR28(\regs), %r28
245 LDREG PT_GR31(\regs), %r31
248 .macro save_fp regs
249 fstd,ma %fr0, 8(\regs)
250 fstd,ma %fr1, 8(\regs)
251 fstd,ma %fr2, 8(\regs)
252 fstd,ma %fr3, 8(\regs)
253 fstd,ma %fr4, 8(\regs)
254 fstd,ma %fr5, 8(\regs)
255 fstd,ma %fr6, 8(\regs)
256 fstd,ma %fr7, 8(\regs)
257 fstd,ma %fr8, 8(\regs)
258 fstd,ma %fr9, 8(\regs)
259 fstd,ma %fr10, 8(\regs)
260 fstd,ma %fr11, 8(\regs)
261 fstd,ma %fr12, 8(\regs)
262 fstd,ma %fr13, 8(\regs)
263 fstd,ma %fr14, 8(\regs)
264 fstd,ma %fr15, 8(\regs)
265 fstd,ma %fr16, 8(\regs)
266 fstd,ma %fr17, 8(\regs)
267 fstd,ma %fr18, 8(\regs)
268 fstd,ma %fr19, 8(\regs)
269 fstd,ma %fr20, 8(\regs)
270 fstd,ma %fr21, 8(\regs)
271 fstd,ma %fr22, 8(\regs)
272 fstd,ma %fr23, 8(\regs)
273 fstd,ma %fr24, 8(\regs)
274 fstd,ma %fr25, 8(\regs)
275 fstd,ma %fr26, 8(\regs)
276 fstd,ma %fr27, 8(\regs)
277 fstd,ma %fr28, 8(\regs)
278 fstd,ma %fr29, 8(\regs)
279 fstd,ma %fr30, 8(\regs)
280 fstd %fr31, 0(\regs)
283 .macro rest_fp regs
284 fldd 0(\regs), %fr31
285 fldd,mb -8(\regs), %fr30
286 fldd,mb -8(\regs), %fr29
287 fldd,mb -8(\regs), %fr28
288 fldd,mb -8(\regs), %fr27
289 fldd,mb -8(\regs), %fr26
290 fldd,mb -8(\regs), %fr25
291 fldd,mb -8(\regs), %fr24
292 fldd,mb -8(\regs), %fr23
293 fldd,mb -8(\regs), %fr22
294 fldd,mb -8(\regs), %fr21
295 fldd,mb -8(\regs), %fr20
296 fldd,mb -8(\regs), %fr19
297 fldd,mb -8(\regs), %fr18
298 fldd,mb -8(\regs), %fr17
299 fldd,mb -8(\regs), %fr16
300 fldd,mb -8(\regs), %fr15
301 fldd,mb -8(\regs), %fr14
302 fldd,mb -8(\regs), %fr13
303 fldd,mb -8(\regs), %fr12
304 fldd,mb -8(\regs), %fr11
305 fldd,mb -8(\regs), %fr10
306 fldd,mb -8(\regs), %fr9
307 fldd,mb -8(\regs), %fr8
308 fldd,mb -8(\regs), %fr7
309 fldd,mb -8(\regs), %fr6
310 fldd,mb -8(\regs), %fr5
311 fldd,mb -8(\regs), %fr4
312 fldd,mb -8(\regs), %fr3
313 fldd,mb -8(\regs), %fr2
314 fldd,mb -8(\regs), %fr1
315 fldd,mb -8(\regs), %fr0
432 .macro save_specials regs
434 SAVE_SP (%sr0, PT_SR0 (\regs))
435 SAVE_SP (%sr1, PT_SR1 (\regs))
436 SAVE_SP (%sr2, PT_SR2 (\regs))
437 SAVE_SP (%sr3, PT_SR3 (\regs))
438 SAVE_SP (%sr4, PT_SR4 (\regs))
439 SAVE_SP (%sr5, PT_SR5 (\regs))
440 SAVE_SP (%sr6, PT_SR6 (\regs))
442 SAVE_CR (%cr17, PT_IASQ0(\regs))
444 SAVE_CR (%cr17, PT_IASQ1(\regs))
446 SAVE_CR (%cr18, PT_IAOQ0(\regs))
448 SAVE_CR (%cr18, PT_IAOQ1(\regs))
457 STREG %r1, PT_SAR (\regs)
459 SAVE_CR (%cr11, PT_SAR (\regs))
461 SAVE_CR (%cr19, PT_IIR (\regs))
468 STREG %r8, PT_PSW(\regs)
471 .macro rest_specials regs
473 REST_SP (%sr0, PT_SR0 (\regs))
474 REST_SP (%sr1, PT_SR1 (\regs))
475 REST_SP (%sr2, PT_SR2 (\regs))
476 REST_SP (%sr3, PT_SR3 (\regs))
477 REST_SP (%sr4, PT_SR4 (\regs))
478 REST_SP (%sr5, PT_SR5 (\regs))
479 REST_SP (%sr6, PT_SR6 (\regs))
480 REST_SP (%sr7, PT_SR7 (\regs))
482 REST_CR (%cr17, PT_IASQ0(\regs))
483 REST_CR (%cr17, PT_IASQ1(\regs))
485 REST_CR (%cr18, PT_IAOQ0(\regs))
486 REST_CR (%cr18, PT_IAOQ1(\regs))
488 REST_CR (%cr11, PT_SAR (\regs))
490 REST_CR (%cr22, PT_PSW (\regs))
H A Dsyscall.h12 struct pt_regs *regs) syscall_get_nr()
14 return regs->gr[20]; syscall_get_nr()
18 struct pt_regs *regs, unsigned int i, syscall_get_arguments()
25 args[5] = regs->gr[21]; syscall_get_arguments()
27 args[4] = regs->gr[22]; syscall_get_arguments()
29 args[3] = regs->gr[23]; syscall_get_arguments()
31 args[2] = regs->gr[24]; syscall_get_arguments()
33 args[1] = regs->gr[25]; syscall_get_arguments()
35 args[0] = regs->gr[26]; syscall_get_arguments()
11 syscall_get_nr(struct task_struct *tsk, struct pt_regs *regs) syscall_get_nr() argument
17 syscall_get_arguments(struct task_struct *tsk, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
H A Dtraps.h8 void parisc_terminate(char *msg, struct pt_regs *regs,
12 void do_page_fault(struct pt_regs *regs, unsigned long code,
H A Dunaligned.h12 void handle_unaligned(struct pt_regs *regs);
13 int check_unaligned(struct pt_regs *regs);
/linux-4.1.27/arch/m68k/include/asm/
H A Da.out-core.h23 static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump) aout_dump_thread() argument
40 dump->u_ar0 = offsetof(struct user, regs); aout_dump_thread()
41 sw = ((struct switch_stack *)regs) - 1; aout_dump_thread()
42 dump->regs.d1 = regs->d1; aout_dump_thread()
43 dump->regs.d2 = regs->d2; aout_dump_thread()
44 dump->regs.d3 = regs->d3; aout_dump_thread()
45 dump->regs.d4 = regs->d4; aout_dump_thread()
46 dump->regs.d5 = regs->d5; aout_dump_thread()
47 dump->regs.d6 = sw->d6; aout_dump_thread()
48 dump->regs.d7 = sw->d7; aout_dump_thread()
49 dump->regs.a0 = regs->a0; aout_dump_thread()
50 dump->regs.a1 = regs->a1; aout_dump_thread()
51 dump->regs.a2 = regs->a2; aout_dump_thread()
52 dump->regs.a3 = sw->a3; aout_dump_thread()
53 dump->regs.a4 = sw->a4; aout_dump_thread()
54 dump->regs.a5 = sw->a5; aout_dump_thread()
55 dump->regs.a6 = sw->a6; aout_dump_thread()
56 dump->regs.d0 = regs->d0; aout_dump_thread()
57 dump->regs.orig_d0 = regs->orig_d0; aout_dump_thread()
58 dump->regs.stkadj = regs->stkadj; aout_dump_thread()
59 dump->regs.sr = regs->sr; aout_dump_thread()
60 dump->regs.pc = regs->pc; aout_dump_thread()
61 dump->regs.fmtvec = (regs->format << 12) | regs->vector; aout_dump_thread()
63 dump->u_fpvalid = dump_fpu (regs, &dump->m68kfp); aout_dump_thread()
H A Dptrace.h13 #define user_mode(regs) (!((regs)->sr & PS_S))
14 #define instruction_pointer(regs) ((regs)->pc)
15 #define profile_pc(regs) instruction_pointer(regs)
/linux-4.1.27/arch/unicore32/include/asm/
H A Dptrace.h19 #define user_mode(regs) \
20 (processor_mode(regs) == USER_MODE)
22 #define processor_mode(regs) \
23 ((regs)->UCreg_asr & MODE_MASK)
25 #define interrupts_enabled(regs) \
26 (!((regs)->UCreg_asr & PSR_I_BIT))
28 #define fast_interrupts_enabled(regs) \
29 (!((regs)->UCreg_asr & PSR_R_BIT))
34 static inline int valid_user_regs(struct pt_regs *regs) valid_user_regs() argument
36 unsigned long mode = regs->UCreg_asr & MODE_MASK; valid_user_regs()
41 regs->UCreg_asr &= ~(PSR_R_BIT); valid_user_regs()
43 if ((regs->UCreg_asr & PSR_I_BIT) == 0) { valid_user_regs()
51 regs->UCreg_asr &= PSR_f | USER_MODE; valid_user_regs()
56 #define instruction_pointer(regs) ((regs)->UCreg_pc)
57 #define user_stack_pointer(regs) ((regs)->UCreg_sp)
58 #define profile_pc(regs) instruction_pointer(regs)
/linux-4.1.27/arch/score/kernel/
H A Dtraps.c118 void show_regs(struct pt_regs *regs) show_regs() argument
123 regs->regs[0], regs->regs[1], regs->regs[2], regs->regs[3], show_regs()
124 regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]); show_regs()
126 regs->regs[8], regs->regs[9], regs->regs[10], regs->regs[11], show_regs()
127 regs->regs[12], regs->regs[13], regs->regs[14], regs->regs[15]); show_regs()
129 regs->regs[16], regs->regs[17], regs->regs[18], regs->regs[19], show_regs()
130 regs->regs[20], regs->regs[21], regs->regs[22], regs->regs[23]); show_regs()
132 regs->regs[24], regs->regs[25], regs->regs[26], regs->regs[27], show_regs()
133 regs->regs[28], regs->regs[29], regs->regs[30], regs->regs[31]); show_regs()
135 printk("CEH : %08lx\n", regs->ceh); show_regs()
136 printk("CEL : %08lx\n", regs->cel); show_regs()
139 regs->cp0_ema, regs->cp0_epc, print_tainted(), regs->cp0_psr, show_regs()
140 regs->cp0_ecr, regs->cp0_condition); show_regs()
143 static void show_registers(struct pt_regs *regs) show_registers() argument
145 show_regs(regs); show_registers()
148 show_stack(current_thread_info()->task, (long *) regs->regs[0]); show_registers()
149 show_trace((long *) regs->regs[0]); show_registers()
150 show_code((unsigned int *) regs->cp0_epc); show_registers()
154 void __die(const char *str, struct pt_regs *regs, const char *file, __die() argument
162 show_registers(regs); __die()
166 void __die_if_kernel(const char *str, struct pt_regs *regs, __die_if_kernel() argument
169 if (!user_mode(regs)) __die_if_kernel()
170 __die(str, regs, file, func, line); __die_if_kernel()
173 asmlinkage void do_adelinsn(struct pt_regs *regs) do_adelinsn() argument
176 regs->cp0_ema, regs->cp0_epc); do_adelinsn()
177 die_if_kernel("do_ade execution Exception\n", regs); do_adelinsn()
181 asmlinkage void do_adedata(struct pt_regs *regs) do_adedata() argument
184 fixup = search_exception_tables(regs->cp0_epc); do_adedata()
186 regs->cp0_epc = fixup->fixup; do_adedata()
190 regs->cp0_ema, regs->cp0_epc); do_adedata()
191 die_if_kernel("do_ade execution Exception\n", regs); do_adedata()
195 asmlinkage void do_pel(struct pt_regs *regs) do_pel() argument
197 die_if_kernel("do_pel execution Exception", regs); do_pel()
201 asmlinkage void do_cee(struct pt_regs *regs) do_cee() argument
203 die_if_kernel("do_cee execution Exception", regs); do_cee()
207 asmlinkage void do_cpe(struct pt_regs *regs) do_cpe() argument
209 die_if_kernel("do_cpe execution Exception", regs); do_cpe()
213 asmlinkage void do_be(struct pt_regs *regs) do_be() argument
215 die_if_kernel("do_be execution Exception", regs); do_be()
219 asmlinkage void do_ov(struct pt_regs *regs) do_ov() argument
223 die_if_kernel("do_ov execution Exception", regs); do_ov()
228 info.si_addr = (void *)regs->cp0_epc; do_ov()
232 asmlinkage void do_tr(struct pt_regs *regs) do_tr() argument
234 die_if_kernel("do_tr execution Exception", regs); do_tr()
238 asmlinkage void do_ri(struct pt_regs *regs) do_ri() argument
241 unsigned long epc = regs->cp0_epc; do_ri()
258 die_if_kernel("do_ri execution Exception", regs); do_ri()
263 asmlinkage void do_ccu(struct pt_regs *regs) do_ccu() argument
265 die_if_kernel("do_ccu execution Exception", regs); do_ccu()
269 asmlinkage void do_reserved(struct pt_regs *regs) do_reserved() argument
276 die_if_kernel("do_reserved execution Exception", regs); do_reserved()
277 show_regs(regs); do_reserved()
284 void nmi_exception_handler(struct pt_regs *regs) nmi_exception_handler() argument
286 die_if_kernel("nmi_exception_handler execution Exception", regs); nmi_exception_handler()
287 die("NMI", regs); nmi_exception_handler()
H A Dsignal.c44 static int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) setup_sigcontext() argument
49 reg = regs->cp0_epc; err |= __put_user(reg, &sc->sc_pc); setup_sigcontext()
50 err |= __put_user(regs->cp0_psr, &sc->sc_psr); setup_sigcontext()
51 err |= __put_user(regs->cp0_condition, &sc->sc_condition); setup_sigcontext()
55 reg = regs->regs[i]; \ setup_sigcontext()
70 reg = regs->ceh; err |= __put_user(reg, &sc->sc_mdceh); setup_sigcontext()
71 reg = regs->cel; err |= __put_user(reg, &sc->sc_mdcel); setup_sigcontext()
72 err |= __put_user(regs->cp0_ecr, &sc->sc_ecr); setup_sigcontext()
73 err |= __put_user(regs->cp0_ema, &sc->sc_ema); setup_sigcontext()
78 static int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) restore_sigcontext() argument
83 err |= __get_user(regs->cp0_epc, &sc->sc_pc); restore_sigcontext()
84 err |= __get_user(regs->cp0_condition, &sc->sc_condition); restore_sigcontext()
87 regs->ceh = (int) reg; restore_sigcontext()
89 regs->cel = (int) reg; restore_sigcontext()
92 regs->cp0_psr = (int) reg; restore_sigcontext()
94 regs->cp0_ecr = (int) reg; restore_sigcontext()
96 regs->cp0_ema = (int) reg; restore_sigcontext()
100 regs->regs[i] = reg; \ restore_sigcontext()
121 struct pt_regs *regs, size_t frame_size) get_sigframe()
126 sp = regs->regs[0]; get_sigframe()
137 score_rt_sigreturn(struct pt_regs *regs) score_rt_sigreturn() argument
146 frame = (struct rt_sigframe __user *) regs->regs[0]; score_rt_sigreturn()
154 sig = restore_sigcontext(regs, &frame->rs_uc.uc_mcontext); score_rt_sigreturn()
162 regs->is_syscall = 0; score_rt_sigreturn()
168 : : "r" (regs) : "r8"); score_rt_sigreturn()
176 static int setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs, setup_rt_frame() argument
182 frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); setup_rt_frame()
200 err |= __save_altstack(&frame->rs_uc.uc_stack, regs->regs[0]); setup_rt_frame()
201 err |= setup_sigcontext(regs, &frame->rs_uc.uc_mcontext); setup_rt_frame()
207 regs->regs[0] = (unsigned long) frame; setup_rt_frame()
208 regs->regs[3] = (unsigned long) frame->rs_code; setup_rt_frame()
209 regs->regs[4] = ksig->sig; setup_rt_frame()
210 regs->regs[5] = (unsigned long) &frame->rs_info; setup_rt_frame()
211 regs->regs[6] = (unsigned long) &frame->rs_uc; setup_rt_frame()
212 regs->regs[29] = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
213 regs->cp0_epc = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
218 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
222 if (regs->is_syscall) { handle_signal()
223 switch (regs->regs[4]) { handle_signal()
226 regs->regs[4] = EINTR; handle_signal()
230 regs->regs[4] = EINTR; handle_signal()
234 regs->regs[4] = regs->orig_r4; handle_signal()
235 regs->regs[7] = regs->orig_r7; handle_signal()
236 regs->cp0_epc -= 8; handle_signal()
239 regs->is_syscall = 0; handle_signal()
245 ret = setup_rt_frame(ksig, regs, sigmask_to_save()); handle_signal()
250 static void do_signal(struct pt_regs *regs) do_signal() argument
259 if (!user_mode(regs)) do_signal()
264 handle_signal(&ksig, regs); do_signal()
268 if (regs->is_syscall) { do_signal()
269 if (regs->regs[4] == ERESTARTNOHAND || do_signal()
270 regs->regs[4] == ERESTARTSYS || do_signal()
271 regs->regs[4] == ERESTARTNOINTR) { do_signal()
272 regs->regs[4] = regs->orig_r4; do_signal()
273 regs->regs[7] = regs->orig_r7; do_signal()
274 regs->cp0_epc -= 8; do_signal()
277 if (regs->regs[4] == ERESTART_RESTARTBLOCK) { do_signal()
278 regs->regs[27] = __NR_restart_syscall; do_signal()
279 regs->regs[4] = regs->orig_r4; do_signal()
280 regs->regs[7] = regs->orig_r7; do_signal()
281 regs->cp0_epc -= 8; do_signal()
284 regs->is_syscall = 0; /* Don't deal with this again. */ do_signal()
298 asmlinkage void do_notify_resume(struct pt_regs *regs, void *unused, do_notify_resume() argument
303 do_signal(regs); do_notify_resume()
306 tracehook_notify_resume(regs); do_notify_resume()
120 get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size) get_sigframe() argument
/linux-4.1.27/drivers/video/fbdev/
H A Dbt455.h26 static inline void bt455_select_reg(struct bt455_regs *regs, int ir) bt455_select_reg() argument
29 regs->addr_cmap = ir & 0x0f; bt455_select_reg()
35 static inline void bt455_read_cmap_entry(struct bt455_regs *regs, int cr, bt455_read_cmap_entry() argument
38 bt455_select_reg(regs, cr); bt455_read_cmap_entry()
40 *red = regs->addr_cmap_data & 0x0f; bt455_read_cmap_entry()
42 *green = regs->addr_cmap_data & 0x0f; bt455_read_cmap_entry()
44 *blue = regs->addr_cmap_data & 0x0f; bt455_read_cmap_entry()
47 static inline void bt455_write_cmap_entry(struct bt455_regs *regs, int cr, bt455_write_cmap_entry() argument
50 bt455_select_reg(regs, cr); bt455_write_cmap_entry()
52 regs->addr_cmap_data = red & 0x0f; bt455_write_cmap_entry()
54 regs->addr_cmap_data = green & 0x0f; bt455_write_cmap_entry()
56 regs->addr_cmap_data = blue & 0x0f; bt455_write_cmap_entry()
59 static inline void bt455_write_ovly_entry(struct bt455_regs *regs, int cr, bt455_write_ovly_entry() argument
62 bt455_select_reg(regs, cr); bt455_write_ovly_entry()
64 regs->addr_ovly = red & 0x0f; bt455_write_ovly_entry()
66 regs->addr_ovly = green & 0x0f; bt455_write_ovly_entry()
68 regs->addr_ovly = blue & 0x0f; bt455_write_ovly_entry()
71 static inline void bt455_set_cursor(struct bt455_regs *regs) bt455_set_cursor() argument
74 regs->addr_ovly = 0x0f; bt455_set_cursor()
76 regs->addr_ovly = 0x0f; bt455_set_cursor()
78 regs->addr_ovly = 0x0f; bt455_set_cursor()
81 static inline void bt455_erase_cursor(struct bt455_regs *regs) bt455_erase_cursor() argument
83 /* bt455_write_cmap_entry(regs, 8, 0x00, 0x00, 0x00); */ bt455_erase_cursor()
84 /* bt455_write_cmap_entry(regs, 9, 0x00, 0x00, 0x00); */ bt455_erase_cursor()
85 bt455_write_ovly_entry(regs, 8, 0x03, 0x03, 0x03); bt455_erase_cursor()
86 bt455_write_ovly_entry(regs, 9, 0x07, 0x07, 0x07); bt455_erase_cursor()
89 regs->addr_ovly = 0x09; bt455_erase_cursor()
91 regs->addr_ovly = 0x09; bt455_erase_cursor()
93 regs->addr_ovly = 0x09; bt455_erase_cursor()
H A Dbt431.h73 static inline void bt431_select_reg(struct bt431_regs *regs, int ir) bt431_select_reg() argument
79 volatile u16 *lo = &(regs->addr_lo); bt431_select_reg()
80 volatile u16 *hi = &(regs->addr_hi); bt431_select_reg()
89 static inline u8 bt431_read_reg_inc(struct bt431_regs *regs) bt431_read_reg_inc() argument
95 volatile u16 *r = &(regs->addr_reg); bt431_read_reg_inc()
101 static inline void bt431_write_reg_inc(struct bt431_regs *regs, u8 value) bt431_write_reg_inc() argument
107 volatile u16 *r = &(regs->addr_reg); bt431_write_reg_inc()
113 static inline u8 bt431_read_reg(struct bt431_regs *regs, int ir) bt431_read_reg() argument
115 bt431_select_reg(regs, ir); bt431_read_reg()
116 return bt431_read_reg_inc(regs); bt431_read_reg()
119 static inline void bt431_write_reg(struct bt431_regs *regs, int ir, u8 value) bt431_write_reg() argument
121 bt431_select_reg(regs, ir); bt431_write_reg()
122 bt431_write_reg_inc(regs, value); bt431_write_reg()
126 static inline u16 bt431_read_cmap_inc(struct bt431_regs *regs) bt431_read_cmap_inc() argument
132 volatile u16 *r = &(regs->addr_cmap); bt431_read_cmap_inc()
138 static inline void bt431_write_cmap_inc(struct bt431_regs *regs, u16 value) bt431_write_cmap_inc() argument
144 volatile u16 *r = &(regs->addr_cmap); bt431_write_cmap_inc()
150 static inline u16 bt431_read_cmap(struct bt431_regs *regs, int cr) bt431_read_cmap() argument
152 bt431_select_reg(regs, cr); bt431_read_cmap()
153 return bt431_read_cmap_inc(regs); bt431_read_cmap()
156 static inline void bt431_write_cmap(struct bt431_regs *regs, int cr, u16 value) bt431_write_cmap() argument
158 bt431_select_reg(regs, cr); bt431_write_cmap()
159 bt431_write_cmap_inc(regs, value); bt431_write_cmap()
162 static inline void bt431_enable_cursor(struct bt431_regs *regs) bt431_enable_cursor() argument
164 bt431_write_reg(regs, BT431_REG_CMD, bt431_enable_cursor()
169 static inline void bt431_erase_cursor(struct bt431_regs *regs) bt431_erase_cursor() argument
171 bt431_write_reg(regs, BT431_REG_CMD, BT431_CMD_4_1_MUX); bt431_erase_cursor()
174 static inline void bt431_position_cursor(struct bt431_regs *regs, u16 x, u16 y) bt431_position_cursor() argument
192 bt431_select_reg(regs, BT431_REG_CXLO); bt431_position_cursor()
193 bt431_write_reg_inc(regs, x & 0xff); /* BT431_REG_CXLO */ bt431_position_cursor()
194 bt431_write_reg_inc(regs, (x >> 8) & 0x0f); /* BT431_REG_CXHI */ bt431_position_cursor()
195 bt431_write_reg_inc(regs, y & 0xff); /* BT431_REG_CYLO */ bt431_position_cursor()
196 bt431_write_reg_inc(regs, (y >> 8) & 0x0f); /* BT431_REG_CYHI */ bt431_position_cursor()
199 static inline void bt431_set_font(struct bt431_regs *regs, u8 fgc, bt431_set_font() argument
206 bt431_select_reg(regs, BT431_REG_CRAM_BASE); bt431_set_font()
219 bt431_write_cmap_inc(regs, value); bt431_set_font()
223 static inline void bt431_init_cursor(struct bt431_regs *regs) bt431_init_cursor() argument
226 bt431_select_reg(regs, BT431_REG_WXLO); bt431_init_cursor()
227 bt431_write_reg_inc(regs, 0x00); /* BT431_REG_WXLO */ bt431_init_cursor()
228 bt431_write_reg_inc(regs, 0x00); /* BT431_REG_WXHI */ bt431_init_cursor()
229 bt431_write_reg_inc(regs, 0x00); /* BT431_REG_WYLO */ bt431_init_cursor()
230 bt431_write_reg_inc(regs, 0x00); /* BT431_REG_WYHI */ bt431_init_cursor()
231 bt431_write_reg_inc(regs, 0x00); /* BT431_REG_WWLO */ bt431_init_cursor()
232 bt431_write_reg_inc(regs, 0x00); /* BT431_REG_WWHI */ bt431_init_cursor()
233 bt431_write_reg_inc(regs, 0x00); /* BT431_REG_WHLO */ bt431_init_cursor()
234 bt431_write_reg_inc(regs, 0x00); /* BT431_REG_WHHI */ bt431_init_cursor()
/linux-4.1.27/arch/sparc/include/asm/
H A Dperf_event.h7 #define perf_arch_fetch_caller_regs(regs, ip) \
20 (regs)->tstate = (_pstate << 8) | \
22 (regs)->tpc = (ip); \
23 (regs)->tnpc = (regs)->tpc + 4; \
24 (regs)->u_regs[UREG_I6] = _fp; \
25 (regs)->u_regs[UREG_I7] = _i7; \
H A Dptrace.h12 static inline int pt_regs_trap_type(struct pt_regs *regs) pt_regs_trap_type() argument
14 return regs->magic & 0x1ff; pt_regs_trap_type()
17 static inline bool pt_regs_is_syscall(struct pt_regs *regs) pt_regs_is_syscall() argument
19 return (regs->tstate & TSTATE_SYSCALL); pt_regs_is_syscall()
22 static inline bool pt_regs_clear_syscall(struct pt_regs *regs) pt_regs_clear_syscall() argument
24 return (regs->tstate &= ~TSTATE_SYSCALL); pt_regs_clear_syscall()
62 #define user_mode(regs) (!((regs)->tstate & TSTATE_PRIV))
63 #define instruction_pointer(regs) ((regs)->tpc)
64 #define instruction_pointer_set(regs, val) ((regs)->tpc = (val))
65 #define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP]) is_syscall_success()
66 static inline int is_syscall_success(struct pt_regs *regs) is_syscall_success() argument
68 return !(regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY)); is_syscall_success()
71 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
73 return regs->u_regs[UREG_I0]; regs_return_value()
78 #define profile_pc(regs) instruction_pointer(regs)
86 static inline bool pt_regs_is_syscall(struct pt_regs *regs) pt_regs_is_syscall() argument
88 return (regs->psr & PSR_SYSCALL); pt_regs_is_syscall()
91 static inline bool pt_regs_clear_syscall(struct pt_regs *regs) pt_regs_clear_syscall() argument
93 return (regs->psr &= ~PSR_SYSCALL); pt_regs_clear_syscall()
107 #define user_mode(regs) (!((regs)->psr & PSR_PS))
108 #define instruction_pointer(regs) ((regs)->pc)
109 #define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP])
H A Dsyscall.h19 struct pt_regs *regs) syscall_get_nr()
21 int syscall_p = pt_regs_is_syscall(regs); syscall_get_nr()
23 return (syscall_p ? regs->u_regs[UREG_G1] : -1L); syscall_get_nr()
27 struct pt_regs *regs) syscall_rollback()
39 static inline bool syscall_has_error(struct pt_regs *regs) syscall_has_error() argument
41 return (regs->psr & PSR_C) ? true : false; syscall_has_error()
43 static inline void syscall_set_error(struct pt_regs *regs) syscall_set_error() argument
45 regs->psr |= PSR_C; syscall_set_error()
47 static inline void syscall_clear_error(struct pt_regs *regs) syscall_clear_error() argument
49 regs->psr &= ~PSR_C; syscall_clear_error()
52 static inline bool syscall_has_error(struct pt_regs *regs) syscall_has_error() argument
54 return (regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY)) ? true : false; syscall_has_error()
56 static inline void syscall_set_error(struct pt_regs *regs) syscall_set_error() argument
58 regs->tstate |= (TSTATE_XCARRY | TSTATE_ICARRY); syscall_set_error()
60 static inline void syscall_clear_error(struct pt_regs *regs) syscall_clear_error() argument
62 regs->tstate &= ~(TSTATE_XCARRY | TSTATE_ICARRY); syscall_clear_error()
67 struct pt_regs *regs) syscall_get_error()
69 long val = regs->u_regs[UREG_I0]; syscall_get_error()
71 return (syscall_has_error(regs) ? -val : 0); syscall_get_error()
75 struct pt_regs *regs) syscall_get_return_value()
77 long val = regs->u_regs[UREG_I0]; syscall_get_return_value()
83 struct pt_regs *regs, syscall_set_return_value()
87 syscall_set_error(regs); syscall_set_return_value()
88 regs->u_regs[UREG_I0] = -error; syscall_set_return_value()
90 syscall_clear_error(regs); syscall_set_return_value()
91 regs->u_regs[UREG_I0] = val; syscall_set_return_value()
96 struct pt_regs *regs, syscall_get_arguments()
109 unsigned long val = regs->u_regs[UREG_I0 + i + j]; syscall_get_arguments()
119 struct pt_regs *regs, syscall_set_arguments()
126 regs->u_regs[UREG_I0 + i + j] = args[j]; syscall_set_arguments()
18 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
26 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
66 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
74 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
82 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
95 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
118 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
/linux-4.1.27/arch/x86/um/asm/
H A Dptrace.h10 #define user_mode(r) UPT_IS_USER(&(r)->regs)
12 #define PT_REGS_AX(r) UPT_AX(&(r)->regs)
13 #define PT_REGS_BX(r) UPT_BX(&(r)->regs)
14 #define PT_REGS_CX(r) UPT_CX(&(r)->regs)
15 #define PT_REGS_DX(r) UPT_DX(&(r)->regs)
17 #define PT_REGS_SI(r) UPT_SI(&(r)->regs)
18 #define PT_REGS_DI(r) UPT_DI(&(r)->regs)
19 #define PT_REGS_BP(r) UPT_BP(&(r)->regs)
20 #define PT_REGS_EFLAGS(r) UPT_EFLAGS(&(r)->regs)
22 #define PT_REGS_CS(r) UPT_CS(&(r)->regs)
23 #define PT_REGS_SS(r) UPT_SS(&(r)->regs)
24 #define PT_REGS_DS(r) UPT_DS(&(r)->regs)
25 #define PT_REGS_ES(r) UPT_ES(&(r)->regs)
32 #define profile_pc(regs) PT_REGS_IP(regs)
37 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
39 return PT_REGS_AX(regs); regs_return_value()
58 #define PT_REGS_R8(r) UPT_R8(&(r)->regs)
59 #define PT_REGS_R9(r) UPT_R9(&(r)->regs)
60 #define PT_REGS_R10(r) UPT_R10(&(r)->regs)
61 #define PT_REGS_R11(r) UPT_R11(&(r)->regs)
62 #define PT_REGS_R12(r) UPT_R12(&(r)->regs)
63 #define PT_REGS_R13(r) UPT_R13(&(r)->regs)
64 #define PT_REGS_R14(r) UPT_R14(&(r)->regs)
65 #define PT_REGS_R15(r) UPT_R15(&(r)->regs)
85 #define user_stack_pointer(regs) PT_REGS_SP(regs)
H A Delf.h36 #define ELF_PLAT_INIT(regs, load_addr) do { \
37 PT_REGS_BX(regs) = 0; \
38 PT_REGS_CX(regs) = 0; \
39 PT_REGS_DX(regs) = 0; \
40 PT_REGS_SI(regs) = 0; \
41 PT_REGS_DI(regs) = 0; \
42 PT_REGS_BP(regs) = 0; \
43 PT_REGS_AX(regs) = 0; \
48 #define ELF_CORE_COPY_REGS(pr_reg, regs) do { \
49 pr_reg[0] = PT_REGS_BX(regs); \
50 pr_reg[1] = PT_REGS_CX(regs); \
51 pr_reg[2] = PT_REGS_DX(regs); \
52 pr_reg[3] = PT_REGS_SI(regs); \
53 pr_reg[4] = PT_REGS_DI(regs); \
54 pr_reg[5] = PT_REGS_BP(regs); \
55 pr_reg[6] = PT_REGS_AX(regs); \
56 pr_reg[7] = PT_REGS_DS(regs); \
57 pr_reg[8] = PT_REGS_ES(regs); \
59 pr_reg[9] = PT_REGS_DS(regs); \
60 pr_reg[10] = PT_REGS_DS(regs); \
61 pr_reg[11] = PT_REGS_SYSCALL_NR(regs); \
62 pr_reg[12] = PT_REGS_IP(regs); \
63 pr_reg[13] = PT_REGS_CS(regs); \
64 pr_reg[14] = PT_REGS_EFLAGS(regs); \
65 pr_reg[15] = PT_REGS_SP(regs); \
66 pr_reg[16] = PT_REGS_SS(regs); \
132 #define ELF_PLAT_INIT(regs, load_addr) do { \
133 PT_REGS_BX(regs) = 0; \
134 PT_REGS_CX(regs) = 0; \
135 PT_REGS_DX(regs) = 0; \
136 PT_REGS_SI(regs) = 0; \
137 PT_REGS_DI(regs) = 0; \
138 PT_REGS_BP(regs) = 0; \
139 PT_REGS_AX(regs) = 0; \
140 PT_REGS_R8(regs) = 0; \
141 PT_REGS_R9(regs) = 0; \
142 PT_REGS_R10(regs) = 0; \
143 PT_REGS_R11(regs) = 0; \
144 PT_REGS_R12(regs) = 0; \
145 PT_REGS_R13(regs) = 0; \
146 PT_REGS_R14(regs) = 0; \
147 PT_REGS_R15(regs) = 0; \
151 (pr_reg)[0] = (_regs)->regs.gp[0]; \
152 (pr_reg)[1] = (_regs)->regs.gp[1]; \
153 (pr_reg)[2] = (_regs)->regs.gp[2]; \
154 (pr_reg)[3] = (_regs)->regs.gp[3]; \
155 (pr_reg)[4] = (_regs)->regs.gp[4]; \
156 (pr_reg)[5] = (_regs)->regs.gp[5]; \
157 (pr_reg)[6] = (_regs)->regs.gp[6]; \
158 (pr_reg)[7] = (_regs)->regs.gp[7]; \
159 (pr_reg)[8] = (_regs)->regs.gp[8]; \
160 (pr_reg)[9] = (_regs)->regs.gp[9]; \
161 (pr_reg)[10] = (_regs)->regs.gp[10]; \
162 (pr_reg)[11] = (_regs)->regs.gp[11]; \
163 (pr_reg)[12] = (_regs)->regs.gp[12]; \
164 (pr_reg)[13] = (_regs)->regs.gp[13]; \
165 (pr_reg)[14] = (_regs)->regs.gp[14]; \
166 (pr_reg)[15] = (_regs)->regs.gp[15]; \
167 (pr_reg)[16] = (_regs)->regs.gp[16]; \
168 (pr_reg)[17] = (_regs)->regs.gp[17]; \
169 (pr_reg)[18] = (_regs)->regs.gp[18]; \
170 (pr_reg)[19] = (_regs)->regs.gp[19]; \
171 (pr_reg)[20] = (_regs)->regs.gp[20]; \
203 #define task_pt_regs(t) (&(t)->thread.regs)
/linux-4.1.27/arch/powerpc/platforms/cell/
H A Dras.h4 extern void cbe_system_error_exception(struct pt_regs *regs);
5 extern void cbe_maintenance_exception(struct pt_regs *regs);
6 extern void cbe_thermal_exception(struct pt_regs *regs);
/linux-4.1.27/drivers/media/platform/s5p-jpeg/
H A Djpeg-hw-exynos3250.h18 #include "jpeg-regs.h"
20 void exynos3250_jpeg_reset(void __iomem *regs);
21 void exynos3250_jpeg_poweron(void __iomem *regs);
22 void exynos3250_jpeg_set_dma_num(void __iomem *regs);
24 void exynos3250_jpeg_input_raw_fmt(void __iomem *regs, unsigned int fmt);
25 void exynos3250_jpeg_output_raw_fmt(void __iomem *regs, unsigned int fmt);
26 void exynos3250_jpeg_set_y16(void __iomem *regs, bool y16);
27 void exynos3250_jpeg_proc_mode(void __iomem *regs, unsigned int mode);
28 void exynos3250_jpeg_subsampling_mode(void __iomem *regs, unsigned int mode);
29 unsigned int exynos3250_jpeg_get_subsampling_mode(void __iomem *regs);
30 void exynos3250_jpeg_dri(void __iomem *regs, unsigned int dri);
31 void exynos3250_jpeg_qtbl(void __iomem *regs, unsigned int t, unsigned int n);
32 void exynos3250_jpeg_htbl_ac(void __iomem *regs, unsigned int t);
33 void exynos3250_jpeg_htbl_dc(void __iomem *regs, unsigned int t);
34 void exynos3250_jpeg_set_y(void __iomem *regs, unsigned int y);
35 void exynos3250_jpeg_set_x(void __iomem *regs, unsigned int x);
36 void exynos3250_jpeg_interrupts_enable(void __iomem *regs);
37 void exynos3250_jpeg_enc_stream_bound(void __iomem *regs, unsigned int size);
38 void exynos3250_jpeg_outform_raw(void __iomem *regs, unsigned long format);
39 void exynos3250_jpeg_jpgadr(void __iomem *regs, unsigned int addr);
40 void exynos3250_jpeg_imgadr(void __iomem *regs, struct s5p_jpeg_addr *img_addr);
41 void exynos3250_jpeg_stride(void __iomem *regs, unsigned int img_fmt,
43 void exynos3250_jpeg_offset(void __iomem *regs, unsigned int x_offset,
46 void exynos3250_jpeg_start(void __iomem *regs);
47 void exynos3250_jpeg_rstart(void __iomem *regs);
48 unsigned int exynos3250_jpeg_get_int_status(void __iomem *regs);
49 void exynos3250_jpeg_clear_int_status(void __iomem *regs,
51 unsigned int exynos3250_jpeg_operating(void __iomem *regs);
52 unsigned int exynos3250_jpeg_compressed_size(void __iomem *regs);
53 void exynos3250_jpeg_dec_stream_size(void __iomem *regs, unsigned int size);
54 void exynos3250_jpeg_dec_scaling_ratio(void __iomem *regs, unsigned int sratio);
55 void exynos3250_jpeg_set_timer(void __iomem *regs, unsigned int time_value);
56 unsigned int exynos3250_jpeg_get_timer_status(void __iomem *regs);
57 void exynos3250_jpeg_set_timer_status(void __iomem *regs);
58 void exynos3250_jpeg_clear_timer_status(void __iomem *regs);
H A Djpeg-hw-s5p.h18 #include "jpeg-regs.h"
29 void s5p_jpeg_reset(void __iomem *regs);
30 void s5p_jpeg_poweron(void __iomem *regs);
31 void s5p_jpeg_input_raw_mode(void __iomem *regs, unsigned long mode);
32 void s5p_jpeg_proc_mode(void __iomem *regs, unsigned long mode);
33 void s5p_jpeg_subsampling_mode(void __iomem *regs, unsigned int mode);
34 unsigned int s5p_jpeg_get_subsampling_mode(void __iomem *regs);
35 void s5p_jpeg_dri(void __iomem *regs, unsigned int dri);
36 void s5p_jpeg_qtbl(void __iomem *regs, unsigned int t, unsigned int n);
37 void s5p_jpeg_htbl_ac(void __iomem *regs, unsigned int t);
38 void s5p_jpeg_htbl_dc(void __iomem *regs, unsigned int t);
39 void s5p_jpeg_y(void __iomem *regs, unsigned int y);
40 void s5p_jpeg_x(void __iomem *regs, unsigned int x);
41 void s5p_jpeg_rst_int_enable(void __iomem *regs, bool enable);
42 void s5p_jpeg_data_num_int_enable(void __iomem *regs, bool enable);
43 void s5p_jpeg_final_mcu_num_int_enable(void __iomem *regs, bool enbl);
44 int s5p_jpeg_timer_stat(void __iomem *regs);
45 void s5p_jpeg_clear_timer_stat(void __iomem *regs);
46 void s5p_jpeg_enc_stream_int(void __iomem *regs, unsigned long size);
47 int s5p_jpeg_enc_stream_stat(void __iomem *regs);
48 void s5p_jpeg_clear_enc_stream_stat(void __iomem *regs);
49 void s5p_jpeg_outform_raw(void __iomem *regs, unsigned long format);
50 void s5p_jpeg_jpgadr(void __iomem *regs, unsigned long addr);
51 void s5p_jpeg_imgadr(void __iomem *regs, unsigned long addr);
52 void s5p_jpeg_coef(void __iomem *regs, unsigned int i,
54 void s5p_jpeg_start(void __iomem *regs);
55 int s5p_jpeg_result_stat_ok(void __iomem *regs);
56 int s5p_jpeg_stream_stat_ok(void __iomem *regs);
57 void s5p_jpeg_clear_int(void __iomem *regs);
58 unsigned int s5p_jpeg_compressed_size(void __iomem *regs);
H A Djpeg-hw-s5p.c17 #include "jpeg-regs.h"
20 void s5p_jpeg_reset(void __iomem *regs) s5p_jpeg_reset() argument
24 writel(1, regs + S5P_JPG_SW_RESET); s5p_jpeg_reset()
25 reg = readl(regs + S5P_JPG_SW_RESET); s5p_jpeg_reset()
29 reg = readl(regs + S5P_JPG_SW_RESET); s5p_jpeg_reset()
33 void s5p_jpeg_poweron(void __iomem *regs) s5p_jpeg_poweron() argument
35 writel(S5P_POWER_ON, regs + S5P_JPGCLKCON); s5p_jpeg_poweron()
38 void s5p_jpeg_input_raw_mode(void __iomem *regs, unsigned long mode) s5p_jpeg_input_raw_mode() argument
48 reg = readl(regs + S5P_JPGCMOD); s5p_jpeg_input_raw_mode()
51 writel(reg, regs + S5P_JPGCMOD); s5p_jpeg_input_raw_mode()
54 void s5p_jpeg_proc_mode(void __iomem *regs, unsigned long mode) s5p_jpeg_proc_mode() argument
63 reg = readl(regs + S5P_JPGMOD); s5p_jpeg_proc_mode()
66 writel(reg, regs + S5P_JPGMOD); s5p_jpeg_proc_mode()
69 void s5p_jpeg_subsampling_mode(void __iomem *regs, unsigned int mode) s5p_jpeg_subsampling_mode() argument
78 reg = readl(regs + S5P_JPGMOD); s5p_jpeg_subsampling_mode()
81 writel(reg, regs + S5P_JPGMOD); s5p_jpeg_subsampling_mode()
84 unsigned int s5p_jpeg_get_subsampling_mode(void __iomem *regs) s5p_jpeg_get_subsampling_mode() argument
86 return readl(regs + S5P_JPGMOD) & S5P_SUBSAMPLING_MODE_MASK; s5p_jpeg_get_subsampling_mode()
89 void s5p_jpeg_dri(void __iomem *regs, unsigned int dri) s5p_jpeg_dri() argument
93 reg = readl(regs + S5P_JPGDRI_U); s5p_jpeg_dri()
96 writel(reg, regs + S5P_JPGDRI_U); s5p_jpeg_dri()
98 reg = readl(regs + S5P_JPGDRI_L); s5p_jpeg_dri()
101 writel(reg, regs + S5P_JPGDRI_L); s5p_jpeg_dri()
104 void s5p_jpeg_qtbl(void __iomem *regs, unsigned int t, unsigned int n) s5p_jpeg_qtbl() argument
108 reg = readl(regs + S5P_JPG_QTBL); s5p_jpeg_qtbl()
111 writel(reg, regs + S5P_JPG_QTBL); s5p_jpeg_qtbl()
114 void s5p_jpeg_htbl_ac(void __iomem *regs, unsigned int t) s5p_jpeg_htbl_ac() argument
118 reg = readl(regs + S5P_JPG_HTBL); s5p_jpeg_htbl_ac()
122 writel(reg, regs + S5P_JPG_HTBL); s5p_jpeg_htbl_ac()
125 void s5p_jpeg_htbl_dc(void __iomem *regs, unsigned int t) s5p_jpeg_htbl_dc() argument
129 reg = readl(regs + S5P_JPG_HTBL); s5p_jpeg_htbl_dc()
133 writel(reg, regs + S5P_JPG_HTBL); s5p_jpeg_htbl_dc()
136 void s5p_jpeg_y(void __iomem *regs, unsigned int y) s5p_jpeg_y() argument
140 reg = readl(regs + S5P_JPGY_U); s5p_jpeg_y()
143 writel(reg, regs + S5P_JPGY_U); s5p_jpeg_y()
145 reg = readl(regs + S5P_JPGY_L); s5p_jpeg_y()
148 writel(reg, regs + S5P_JPGY_L); s5p_jpeg_y()
151 void s5p_jpeg_x(void __iomem *regs, unsigned int x) s5p_jpeg_x() argument
155 reg = readl(regs + S5P_JPGX_U); s5p_jpeg_x()
158 writel(reg, regs + S5P_JPGX_U); s5p_jpeg_x()
160 reg = readl(regs + S5P_JPGX_L); s5p_jpeg_x()
163 writel(reg, regs + S5P_JPGX_L); s5p_jpeg_x()
166 void s5p_jpeg_rst_int_enable(void __iomem *regs, bool enable) s5p_jpeg_rst_int_enable() argument
170 reg = readl(regs + S5P_JPGINTSE); s5p_jpeg_rst_int_enable()
174 writel(reg, regs + S5P_JPGINTSE); s5p_jpeg_rst_int_enable()
177 void s5p_jpeg_data_num_int_enable(void __iomem *regs, bool enable) s5p_jpeg_data_num_int_enable() argument
181 reg = readl(regs + S5P_JPGINTSE); s5p_jpeg_data_num_int_enable()
185 writel(reg, regs + S5P_JPGINTSE); s5p_jpeg_data_num_int_enable()
188 void s5p_jpeg_final_mcu_num_int_enable(void __iomem *regs, bool enbl) s5p_jpeg_final_mcu_num_int_enable() argument
192 reg = readl(regs + S5P_JPGINTSE); s5p_jpeg_final_mcu_num_int_enable()
196 writel(reg, regs + S5P_JPGINTSE); s5p_jpeg_final_mcu_num_int_enable()
199 int s5p_jpeg_timer_stat(void __iomem *regs) s5p_jpeg_timer_stat() argument
201 return (int)((readl(regs + S5P_JPG_TIMER_ST) & S5P_TIMER_INT_STAT_MASK) s5p_jpeg_timer_stat()
205 void s5p_jpeg_clear_timer_stat(void __iomem *regs) s5p_jpeg_clear_timer_stat() argument
209 reg = readl(regs + S5P_JPG_TIMER_SE); s5p_jpeg_clear_timer_stat()
211 writel(reg, regs + S5P_JPG_TIMER_SE); s5p_jpeg_clear_timer_stat()
214 void s5p_jpeg_enc_stream_int(void __iomem *regs, unsigned long size) s5p_jpeg_enc_stream_int() argument
218 reg = readl(regs + S5P_JPG_ENC_STREAM_INTSE); s5p_jpeg_enc_stream_int()
222 writel(reg, regs + S5P_JPG_ENC_STREAM_INTSE); s5p_jpeg_enc_stream_int()
225 int s5p_jpeg_enc_stream_stat(void __iomem *regs) s5p_jpeg_enc_stream_stat() argument
227 return (int)(readl(regs + S5P_JPG_ENC_STREAM_INTST) & s5p_jpeg_enc_stream_stat()
231 void s5p_jpeg_clear_enc_stream_stat(void __iomem *regs) s5p_jpeg_clear_enc_stream_stat() argument
235 reg = readl(regs + S5P_JPG_ENC_STREAM_INTSE); s5p_jpeg_clear_enc_stream_stat()
237 writel(reg, regs + S5P_JPG_ENC_STREAM_INTSE); s5p_jpeg_clear_enc_stream_stat()
240 void s5p_jpeg_outform_raw(void __iomem *regs, unsigned long format) s5p_jpeg_outform_raw() argument
249 reg = readl(regs + S5P_JPG_OUTFORM); s5p_jpeg_outform_raw()
252 writel(reg, regs + S5P_JPG_OUTFORM); s5p_jpeg_outform_raw()
255 void s5p_jpeg_jpgadr(void __iomem *regs, unsigned long addr) s5p_jpeg_jpgadr() argument
257 writel(addr, regs + S5P_JPG_JPGADR); s5p_jpeg_jpgadr()
260 void s5p_jpeg_imgadr(void __iomem *regs, unsigned long addr) s5p_jpeg_imgadr() argument
262 writel(addr, regs + S5P_JPG_IMGADR); s5p_jpeg_imgadr()
265 void s5p_jpeg_coef(void __iomem *regs, unsigned int i, s5p_jpeg_coef() argument
270 reg = readl(regs + S5P_JPG_COEF(i)); s5p_jpeg_coef()
273 writel(reg, regs + S5P_JPG_COEF(i)); s5p_jpeg_coef()
276 void s5p_jpeg_start(void __iomem *regs) s5p_jpeg_start() argument
278 writel(1, regs + S5P_JSTART); s5p_jpeg_start()
281 int s5p_jpeg_result_stat_ok(void __iomem *regs) s5p_jpeg_result_stat_ok() argument
283 return (int)((readl(regs + S5P_JPGINTST) & S5P_RESULT_STAT_MASK) s5p_jpeg_result_stat_ok()
287 int s5p_jpeg_stream_stat_ok(void __iomem *regs) s5p_jpeg_stream_stat_ok() argument
289 return !(int)((readl(regs + S5P_JPGINTST) & S5P_STREAM_STAT_MASK) s5p_jpeg_stream_stat_ok()
293 void s5p_jpeg_clear_int(void __iomem *regs) s5p_jpeg_clear_int() argument
295 readl(regs + S5P_JPGINTST); s5p_jpeg_clear_int()
296 writel(S5P_INT_RELEASE, regs + S5P_JPGCOM); s5p_jpeg_clear_int()
297 readl(regs + S5P_JPGOPR); s5p_jpeg_clear_int()
300 unsigned int s5p_jpeg_compressed_size(void __iomem *regs) s5p_jpeg_compressed_size() argument
304 jpeg_size |= (readl(regs + S5P_JPGCNT_U) & 0xff) << 16; s5p_jpeg_compressed_size()
305 jpeg_size |= (readl(regs + S5P_JPGCNT_M) & 0xff) << 8; s5p_jpeg_compressed_size()
306 jpeg_size |= (readl(regs + S5P_JPGCNT_L) & 0xff); s5p_jpeg_compressed_size()
H A Djpeg-hw-exynos3250.c18 #include "jpeg-regs.h"
21 void exynos3250_jpeg_reset(void __iomem *regs) exynos3250_jpeg_reset() argument
26 writel(1, regs + EXYNOS3250_SW_RESET); exynos3250_jpeg_reset()
31 reg = readl(regs + EXYNOS3250_SW_RESET); exynos3250_jpeg_reset()
38 writel(1, regs + EXYNOS3250_JPGDRI); exynos3250_jpeg_reset()
41 reg = readl(regs + EXYNOS3250_JPGDRI); exynos3250_jpeg_reset()
44 writel(0, regs + EXYNOS3250_JPGDRI); exynos3250_jpeg_reset()
47 void exynos3250_jpeg_poweron(void __iomem *regs) exynos3250_jpeg_poweron() argument
49 writel(EXYNOS3250_POWER_ON, regs + EXYNOS3250_JPGCLKCON); exynos3250_jpeg_poweron()
52 void exynos3250_jpeg_set_dma_num(void __iomem *regs) exynos3250_jpeg_set_dma_num() argument
60 regs + EXYNOS3250_DMA_ISSUE_NUM); exynos3250_jpeg_set_dma_num()
72 void exynos3250_jpeg_input_raw_fmt(void __iomem *regs, unsigned int fmt) exynos3250_jpeg_input_raw_fmt() argument
76 reg = readl(regs + EXYNOS3250_JPGCMOD) & exynos3250_jpeg_input_raw_fmt()
120 writel(reg, regs + EXYNOS3250_JPGCMOD); exynos3250_jpeg_input_raw_fmt()
123 void exynos3250_jpeg_set_y16(void __iomem *regs, bool y16) exynos3250_jpeg_set_y16() argument
127 reg = readl(regs + EXYNOS3250_JPGCMOD); exynos3250_jpeg_set_y16()
132 writel(reg, regs + EXYNOS3250_JPGCMOD); exynos3250_jpeg_set_y16()
135 void exynos3250_jpeg_proc_mode(void __iomem *regs, unsigned int mode) exynos3250_jpeg_proc_mode() argument
143 reg = readl(regs + EXYNOS3250_JPGMOD); exynos3250_jpeg_proc_mode()
146 writel(reg, regs + EXYNOS3250_JPGMOD); exynos3250_jpeg_proc_mode()
149 void exynos3250_jpeg_subsampling_mode(void __iomem *regs, unsigned int mode) exynos3250_jpeg_subsampling_mode() argument
165 reg = readl(regs + EXYNOS3250_JPGMOD); exynos3250_jpeg_subsampling_mode()
168 writel(reg, regs + EXYNOS3250_JPGMOD); exynos3250_jpeg_subsampling_mode()
171 unsigned int exynos3250_jpeg_get_subsampling_mode(void __iomem *regs) exynos3250_jpeg_get_subsampling_mode() argument
173 return readl(regs + EXYNOS3250_JPGMOD) & exynos3250_jpeg_get_subsampling_mode()
177 void exynos3250_jpeg_dri(void __iomem *regs, unsigned int dri) exynos3250_jpeg_dri() argument
182 writel(reg, regs + EXYNOS3250_JPGDRI); exynos3250_jpeg_dri()
185 void exynos3250_jpeg_qtbl(void __iomem *regs, unsigned int t, unsigned int n) exynos3250_jpeg_qtbl() argument
189 reg = readl(regs + EXYNOS3250_QHTBL); exynos3250_jpeg_qtbl()
193 writel(reg, regs + EXYNOS3250_QHTBL); exynos3250_jpeg_qtbl()
196 void exynos3250_jpeg_htbl_ac(void __iomem *regs, unsigned int t) exynos3250_jpeg_htbl_ac() argument
200 reg = readl(regs + EXYNOS3250_QHTBL); exynos3250_jpeg_htbl_ac()
205 writel(reg, regs + EXYNOS3250_QHTBL); exynos3250_jpeg_htbl_ac()
208 void exynos3250_jpeg_htbl_dc(void __iomem *regs, unsigned int t) exynos3250_jpeg_htbl_dc() argument
212 reg = readl(regs + EXYNOS3250_QHTBL); exynos3250_jpeg_htbl_dc()
217 writel(reg, regs + EXYNOS3250_QHTBL); exynos3250_jpeg_htbl_dc()
220 void exynos3250_jpeg_set_y(void __iomem *regs, unsigned int y) exynos3250_jpeg_set_y() argument
225 writel(reg, regs + EXYNOS3250_JPGY); exynos3250_jpeg_set_y()
228 void exynos3250_jpeg_set_x(void __iomem *regs, unsigned int x) exynos3250_jpeg_set_x() argument
233 writel(reg, regs + EXYNOS3250_JPGX); exynos3250_jpeg_set_x()
237 unsigned int exynos3250_jpeg_get_y(void __iomem *regs)
239 return readl(regs + EXYNOS3250_JPGY);
242 unsigned int exynos3250_jpeg_get_x(void __iomem *regs)
244 return readl(regs + EXYNOS3250_JPGX);
248 void exynos3250_jpeg_interrupts_enable(void __iomem *regs) exynos3250_jpeg_interrupts_enable() argument
252 reg = readl(regs + EXYNOS3250_JPGINTSE); exynos3250_jpeg_interrupts_enable()
260 writel(reg, regs + EXYNOS3250_JPGINTSE); exynos3250_jpeg_interrupts_enable()
263 void exynos3250_jpeg_enc_stream_bound(void __iomem *regs, unsigned int size) exynos3250_jpeg_enc_stream_bound() argument
268 writel(reg, regs + EXYNOS3250_ENC_STREAM_BOUND); exynos3250_jpeg_enc_stream_bound()
271 void exynos3250_jpeg_output_raw_fmt(void __iomem *regs, unsigned int fmt) exynos3250_jpeg_output_raw_fmt() argument
316 writel(reg, regs + EXYNOS3250_OUTFORM); exynos3250_jpeg_output_raw_fmt()
319 void exynos3250_jpeg_jpgadr(void __iomem *regs, unsigned int addr) exynos3250_jpeg_jpgadr() argument
321 writel(addr, regs + EXYNOS3250_JPG_JPGADR); exynos3250_jpeg_jpgadr()
324 void exynos3250_jpeg_imgadr(void __iomem *regs, struct s5p_jpeg_addr *img_addr) exynos3250_jpeg_imgadr() argument
326 writel(img_addr->y, regs + EXYNOS3250_LUMA_BASE); exynos3250_jpeg_imgadr()
327 writel(img_addr->cb, regs + EXYNOS3250_CHROMA_BASE); exynos3250_jpeg_imgadr()
328 writel(img_addr->cr, regs + EXYNOS3250_CHROMA_CR_BASE); exynos3250_jpeg_imgadr()
331 void exynos3250_jpeg_stride(void __iomem *regs, unsigned int img_fmt, exynos3250_jpeg_stride() argument
361 writel(reg_luma, regs + EXYNOS3250_LUMA_STRIDE); exynos3250_jpeg_stride()
362 writel(reg_cb, regs + EXYNOS3250_CHROMA_STRIDE); exynos3250_jpeg_stride()
363 writel(reg_cr, regs + EXYNOS3250_CHROMA_CR_STRIDE); exynos3250_jpeg_stride()
366 void exynos3250_jpeg_offset(void __iomem *regs, unsigned int x_offset, exynos3250_jpeg_offset() argument
376 writel(reg, regs + EXYNOS3250_LUMA_XY_OFFSET); exynos3250_jpeg_offset()
383 writel(reg, regs + EXYNOS3250_CHROMA_XY_OFFSET); exynos3250_jpeg_offset()
390 writel(reg, regs + EXYNOS3250_CHROMA_CR_XY_OFFSET); exynos3250_jpeg_offset()
412 void exynos3250_jpeg_start(void __iomem *regs) exynos3250_jpeg_start() argument
414 writel(1, regs + EXYNOS3250_JSTART); exynos3250_jpeg_start()
417 void exynos3250_jpeg_rstart(void __iomem *regs) exynos3250_jpeg_rstart() argument
419 writel(1, regs + EXYNOS3250_JRSTART); exynos3250_jpeg_rstart()
422 unsigned int exynos3250_jpeg_get_int_status(void __iomem *regs) exynos3250_jpeg_get_int_status() argument
424 return readl(regs + EXYNOS3250_JPGINTST); exynos3250_jpeg_get_int_status()
427 void exynos3250_jpeg_clear_int_status(void __iomem *regs, exynos3250_jpeg_clear_int_status() argument
430 return writel(value, regs + EXYNOS3250_JPGINTST); exynos3250_jpeg_clear_int_status()
433 unsigned int exynos3250_jpeg_operating(void __iomem *regs) exynos3250_jpeg_operating() argument
435 return readl(regs + S5P_JPGOPR) & EXYNOS3250_JPGOPR_MASK; exynos3250_jpeg_operating()
438 unsigned int exynos3250_jpeg_compressed_size(void __iomem *regs) exynos3250_jpeg_compressed_size() argument
440 return readl(regs + EXYNOS3250_JPGCNT) & EXYNOS3250_JPGCNT_MASK; exynos3250_jpeg_compressed_size()
443 void exynos3250_jpeg_dec_stream_size(void __iomem *regs, exynos3250_jpeg_dec_stream_size() argument
447 regs + EXYNOS3250_DEC_STREAM_SIZE); exynos3250_jpeg_dec_stream_size()
450 void exynos3250_jpeg_dec_scaling_ratio(void __iomem *regs, exynos3250_jpeg_dec_scaling_ratio() argument
470 regs + EXYNOS3250_DEC_SCALING_RATIO); exynos3250_jpeg_dec_scaling_ratio()
473 void exynos3250_jpeg_set_timer(void __iomem *regs, unsigned int time_value) exynos3250_jpeg_set_timer() argument
478 regs + EXYNOS3250_TIMER_SE); exynos3250_jpeg_set_timer()
481 unsigned int exynos3250_jpeg_get_timer_status(void __iomem *regs) exynos3250_jpeg_get_timer_status() argument
483 return readl(regs + EXYNOS3250_TIMER_ST); exynos3250_jpeg_get_timer_status()
486 void exynos3250_jpeg_clear_timer_status(void __iomem *regs) exynos3250_jpeg_clear_timer_status() argument
488 writel(EXYNOS3250_TIMER_INT_STAT, regs + EXYNOS3250_TIMER_ST); exynos3250_jpeg_clear_timer_status()
/linux-4.1.27/arch/unicore32/kernel/
H A Dsignal.c55 static int restore_sigframe(struct pt_regs *regs, struct sigframe __user *sf) restore_sigframe() argument
64 err |= __get_user(regs->UCreg_00, &sf->uc.uc_mcontext.regs.UCreg_00); restore_sigframe()
65 err |= __get_user(regs->UCreg_01, &sf->uc.uc_mcontext.regs.UCreg_01); restore_sigframe()
66 err |= __get_user(regs->UCreg_02, &sf->uc.uc_mcontext.regs.UCreg_02); restore_sigframe()
67 err |= __get_user(regs->UCreg_03, &sf->uc.uc_mcontext.regs.UCreg_03); restore_sigframe()
68 err |= __get_user(regs->UCreg_04, &sf->uc.uc_mcontext.regs.UCreg_04); restore_sigframe()
69 err |= __get_user(regs->UCreg_05, &sf->uc.uc_mcontext.regs.UCreg_05); restore_sigframe()
70 err |= __get_user(regs->UCreg_06, &sf->uc.uc_mcontext.regs.UCreg_06); restore_sigframe()
71 err |= __get_user(regs->UCreg_07, &sf->uc.uc_mcontext.regs.UCreg_07); restore_sigframe()
72 err |= __get_user(regs->UCreg_08, &sf->uc.uc_mcontext.regs.UCreg_08); restore_sigframe()
73 err |= __get_user(regs->UCreg_09, &sf->uc.uc_mcontext.regs.UCreg_09); restore_sigframe()
74 err |= __get_user(regs->UCreg_10, &sf->uc.uc_mcontext.regs.UCreg_10); restore_sigframe()
75 err |= __get_user(regs->UCreg_11, &sf->uc.uc_mcontext.regs.UCreg_11); restore_sigframe()
76 err |= __get_user(regs->UCreg_12, &sf->uc.uc_mcontext.regs.UCreg_12); restore_sigframe()
77 err |= __get_user(regs->UCreg_13, &sf->uc.uc_mcontext.regs.UCreg_13); restore_sigframe()
78 err |= __get_user(regs->UCreg_14, &sf->uc.uc_mcontext.regs.UCreg_14); restore_sigframe()
79 err |= __get_user(regs->UCreg_15, &sf->uc.uc_mcontext.regs.UCreg_15); restore_sigframe()
80 err |= __get_user(regs->UCreg_16, &sf->uc.uc_mcontext.regs.UCreg_16); restore_sigframe()
81 err |= __get_user(regs->UCreg_17, &sf->uc.uc_mcontext.regs.UCreg_17); restore_sigframe()
82 err |= __get_user(regs->UCreg_18, &sf->uc.uc_mcontext.regs.UCreg_18); restore_sigframe()
83 err |= __get_user(regs->UCreg_19, &sf->uc.uc_mcontext.regs.UCreg_19); restore_sigframe()
84 err |= __get_user(regs->UCreg_20, &sf->uc.uc_mcontext.regs.UCreg_20); restore_sigframe()
85 err |= __get_user(regs->UCreg_21, &sf->uc.uc_mcontext.regs.UCreg_21); restore_sigframe()
86 err |= __get_user(regs->UCreg_22, &sf->uc.uc_mcontext.regs.UCreg_22); restore_sigframe()
87 err |= __get_user(regs->UCreg_23, &sf->uc.uc_mcontext.regs.UCreg_23); restore_sigframe()
88 err |= __get_user(regs->UCreg_24, &sf->uc.uc_mcontext.regs.UCreg_24); restore_sigframe()
89 err |= __get_user(regs->UCreg_25, &sf->uc.uc_mcontext.regs.UCreg_25); restore_sigframe()
90 err |= __get_user(regs->UCreg_26, &sf->uc.uc_mcontext.regs.UCreg_26); restore_sigframe()
91 err |= __get_user(regs->UCreg_fp, &sf->uc.uc_mcontext.regs.UCreg_fp); restore_sigframe()
92 err |= __get_user(regs->UCreg_ip, &sf->uc.uc_mcontext.regs.UCreg_ip); restore_sigframe()
93 err |= __get_user(regs->UCreg_sp, &sf->uc.uc_mcontext.regs.UCreg_sp); restore_sigframe()
94 err |= __get_user(regs->UCreg_lr, &sf->uc.uc_mcontext.regs.UCreg_lr); restore_sigframe()
95 err |= __get_user(regs->UCreg_pc, &sf->uc.uc_mcontext.regs.UCreg_pc); restore_sigframe()
96 err |= __get_user(regs->UCreg_asr, &sf->uc.uc_mcontext.regs.UCreg_asr); restore_sigframe()
98 err |= !valid_user_regs(regs); restore_sigframe()
103 asmlinkage int __sys_rt_sigreturn(struct pt_regs *regs) __sys_rt_sigreturn() argument
115 if (regs->UCreg_sp & 7) __sys_rt_sigreturn()
118 frame = (struct rt_sigframe __user *)regs->UCreg_sp; __sys_rt_sigreturn()
123 if (restore_sigframe(regs, &frame->sig)) __sys_rt_sigreturn()
129 return regs->UCreg_00; __sys_rt_sigreturn()
136 static int setup_sigframe(struct sigframe __user *sf, struct pt_regs *regs, setup_sigframe() argument
141 err |= __put_user(regs->UCreg_00, &sf->uc.uc_mcontext.regs.UCreg_00); setup_sigframe()
142 err |= __put_user(regs->UCreg_01, &sf->uc.uc_mcontext.regs.UCreg_01); setup_sigframe()
143 err |= __put_user(regs->UCreg_02, &sf->uc.uc_mcontext.regs.UCreg_02); setup_sigframe()
144 err |= __put_user(regs->UCreg_03, &sf->uc.uc_mcontext.regs.UCreg_03); setup_sigframe()
145 err |= __put_user(regs->UCreg_04, &sf->uc.uc_mcontext.regs.UCreg_04); setup_sigframe()
146 err |= __put_user(regs->UCreg_05, &sf->uc.uc_mcontext.regs.UCreg_05); setup_sigframe()
147 err |= __put_user(regs->UCreg_06, &sf->uc.uc_mcontext.regs.UCreg_06); setup_sigframe()
148 err |= __put_user(regs->UCreg_07, &sf->uc.uc_mcontext.regs.UCreg_07); setup_sigframe()
149 err |= __put_user(regs->UCreg_08, &sf->uc.uc_mcontext.regs.UCreg_08); setup_sigframe()
150 err |= __put_user(regs->UCreg_09, &sf->uc.uc_mcontext.regs.UCreg_09); setup_sigframe()
151 err |= __put_user(regs->UCreg_10, &sf->uc.uc_mcontext.regs.UCreg_10); setup_sigframe()
152 err |= __put_user(regs->UCreg_11, &sf->uc.uc_mcontext.regs.UCreg_11); setup_sigframe()
153 err |= __put_user(regs->UCreg_12, &sf->uc.uc_mcontext.regs.UCreg_12); setup_sigframe()
154 err |= __put_user(regs->UCreg_13, &sf->uc.uc_mcontext.regs.UCreg_13); setup_sigframe()
155 err |= __put_user(regs->UCreg_14, &sf->uc.uc_mcontext.regs.UCreg_14); setup_sigframe()
156 err |= __put_user(regs->UCreg_15, &sf->uc.uc_mcontext.regs.UCreg_15); setup_sigframe()
157 err |= __put_user(regs->UCreg_16, &sf->uc.uc_mcontext.regs.UCreg_16); setup_sigframe()
158 err |= __put_user(regs->UCreg_17, &sf->uc.uc_mcontext.regs.UCreg_17); setup_sigframe()
159 err |= __put_user(regs->UCreg_18, &sf->uc.uc_mcontext.regs.UCreg_18); setup_sigframe()
160 err |= __put_user(regs->UCreg_19, &sf->uc.uc_mcontext.regs.UCreg_19); setup_sigframe()
161 err |= __put_user(regs->UCreg_20, &sf->uc.uc_mcontext.regs.UCreg_20); setup_sigframe()
162 err |= __put_user(regs->UCreg_21, &sf->uc.uc_mcontext.regs.UCreg_21); setup_sigframe()
163 err |= __put_user(regs->UCreg_22, &sf->uc.uc_mcontext.regs.UCreg_22); setup_sigframe()
164 err |= __put_user(regs->UCreg_23, &sf->uc.uc_mcontext.regs.UCreg_23); setup_sigframe()
165 err |= __put_user(regs->UCreg_24, &sf->uc.uc_mcontext.regs.UCreg_24); setup_sigframe()
166 err |= __put_user(regs->UCreg_25, &sf->uc.uc_mcontext.regs.UCreg_25); setup_sigframe()
167 err |= __put_user(regs->UCreg_26, &sf->uc.uc_mcontext.regs.UCreg_26); setup_sigframe()
168 err |= __put_user(regs->UCreg_fp, &sf->uc.uc_mcontext.regs.UCreg_fp); setup_sigframe()
169 err |= __put_user(regs->UCreg_ip, &sf->uc.uc_mcontext.regs.UCreg_ip); setup_sigframe()
170 err |= __put_user(regs->UCreg_sp, &sf->uc.uc_mcontext.regs.UCreg_sp); setup_sigframe()
171 err |= __put_user(regs->UCreg_lr, &sf->uc.uc_mcontext.regs.UCreg_lr); setup_sigframe()
172 err |= __put_user(regs->UCreg_pc, &sf->uc.uc_mcontext.regs.UCreg_pc); setup_sigframe()
173 err |= __put_user(regs->UCreg_asr, &sf->uc.uc_mcontext.regs.UCreg_asr); setup_sigframe()
189 struct pt_regs *regs, int framesize) get_sigframe()
191 unsigned long sp = regs->UCreg_sp; get_sigframe()
214 static int setup_return(struct pt_regs *regs, struct k_sigaction *ka, setup_return() argument
219 unsigned long asr = regs->UCreg_asr & ~PSR_f; setup_return()
232 regs->UCreg_00 = usig; setup_return()
233 regs->UCreg_sp = (unsigned long)frame; setup_return()
234 regs->UCreg_lr = retcode; setup_return()
235 regs->UCreg_pc = handler; setup_return()
236 regs->UCreg_asr = asr; setup_return()
242 struct pt_regs *regs) setup_frame()
244 struct sigframe __user *frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); setup_frame()
255 err |= setup_sigframe(frame, regs, set); setup_frame()
257 err |= setup_return(regs, &ksig->ka, frame->retcode, frame, setup_frame()
264 struct pt_regs *regs) setup_rt_frame()
267 get_sigframe(&ksig->ka, regs, sizeof(*frame)); setup_rt_frame()
277 err |= __save_altstack(&frame->sig.uc.uc_stack, regs->UCreg_sp); setup_rt_frame()
278 err |= setup_sigframe(&frame->sig, regs, set); setup_rt_frame()
280 err |= setup_return(regs, &ksig->ka, frame->sig.retcode, frame, setup_rt_frame()
288 regs->UCreg_01 = (unsigned long)&frame->info; setup_rt_frame()
289 regs->UCreg_02 = (unsigned long)&frame->sig.uc; setup_rt_frame()
295 static inline void setup_syscall_restart(struct pt_regs *regs) setup_syscall_restart() argument
297 regs->UCreg_00 = regs->UCreg_ORIG_00; setup_syscall_restart()
298 regs->UCreg_pc -= 4; setup_syscall_restart()
304 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs, handle_signal() argument
316 switch (regs->UCreg_00) { handle_signal()
319 regs->UCreg_00 = -EINTR; handle_signal()
323 regs->UCreg_00 = -EINTR; handle_signal()
328 setup_syscall_restart(regs); handle_signal()
336 ret = setup_rt_frame(ksig, oldset, regs); handle_signal()
338 ret = setup_frame(ksig, oldset, regs); handle_signal()
343 ret |= !valid_user_regs(regs); handle_signal()
357 static void do_signal(struct pt_regs *regs, int syscall) do_signal() argument
367 if (!user_mode(regs)) do_signal()
371 handle_signal(&ksig, regs, syscall); do_signal()
379 if (regs->UCreg_00 == -ERESTART_RESTARTBLOCK) { do_signal()
382 regs->UCreg_sp -= 4; do_signal()
383 usp = (u32 __user *)regs->UCreg_sp; do_signal()
385 if (put_user(regs->UCreg_pc, usp) == 0) { do_signal()
386 regs->UCreg_pc = KERN_RESTART_CODE; do_signal()
388 regs->UCreg_sp += 4; do_signal()
392 if (regs->UCreg_00 == -ERESTARTNOHAND || do_signal()
393 regs->UCreg_00 == -ERESTARTSYS || do_signal()
394 regs->UCreg_00 == -ERESTARTNOINTR) { do_signal()
395 setup_syscall_restart(regs); do_signal()
404 asmlinkage void do_notify_resume(struct pt_regs *regs, do_notify_resume() argument
408 do_signal(regs, syscall); do_notify_resume()
412 tracehook_notify_resume(regs); do_notify_resume()
188 get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, int framesize) get_sigframe() argument
241 setup_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_frame() argument
263 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
H A Dprocess.c133 void __show_regs(struct pt_regs *regs) __show_regs() argument
139 print_symbol("PC is at %s\n", instruction_pointer(regs)); __show_regs()
140 print_symbol("LR is at %s\n", regs->UCreg_lr); __show_regs()
143 regs->UCreg_pc, regs->UCreg_lr, regs->UCreg_asr, __show_regs()
144 regs->UCreg_sp, regs->UCreg_ip, regs->UCreg_fp); __show_regs()
146 regs->UCreg_26, regs->UCreg_25, __show_regs()
147 regs->UCreg_24); __show_regs()
149 regs->UCreg_23, regs->UCreg_22, __show_regs()
150 regs->UCreg_21, regs->UCreg_20); __show_regs()
152 regs->UCreg_19, regs->UCreg_18, __show_regs()
153 regs->UCreg_17, regs->UCreg_16); __show_regs()
155 regs->UCreg_15, regs->UCreg_14, __show_regs()
156 regs->UCreg_13, regs->UCreg_12); __show_regs()
158 regs->UCreg_11, regs->UCreg_10, __show_regs()
159 regs->UCreg_09, regs->UCreg_08); __show_regs()
161 regs->UCreg_07, regs->UCreg_06, __show_regs()
162 regs->UCreg_05, regs->UCreg_04); __show_regs()
164 regs->UCreg_03, regs->UCreg_02, __show_regs()
165 regs->UCreg_01, regs->UCreg_00); __show_regs()
167 flags = regs->UCreg_asr; __show_regs()
175 buf, interrupts_enabled(regs) ? "n" : "ff", __show_regs()
176 fast_interrupts_enabled(regs) ? "n" : "ff", __show_regs()
177 processor_modes[processor_mode(regs)], __show_regs()
195 void show_regs(struct pt_regs *regs) show_regs() argument
200 __show_regs(regs); show_regs()
269 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fp) dump_fpu() argument
/linux-4.1.27/include/asm-generic/
H A Dptrace.h16 #define GET_IP(regs) ((regs)->pc)
19 #define SET_IP(regs, val) (GET_IP(regs) = (val))
22 static inline unsigned long instruction_pointer(struct pt_regs *regs) instruction_pointer() argument
24 return GET_IP(regs); instruction_pointer()
26 static inline void instruction_pointer_set(struct pt_regs *regs, instruction_pointer_set() argument
29 SET_IP(regs, val); instruction_pointer_set()
33 #define profile_pc(regs) instruction_pointer(regs)
38 #define GET_USP(regs) ((regs)->usp)
41 #define SET_USP(regs, val) (GET_USP(regs) = (val))
44 static inline unsigned long user_stack_pointer(struct pt_regs *regs) user_stack_pointer() argument
46 return GET_USP(regs); user_stack_pointer()
48 static inline void user_stack_pointer_set(struct pt_regs *regs, user_stack_pointer_set() argument
51 SET_USP(regs, val); user_stack_pointer_set()
56 #define GET_FP(regs) ((regs)->fp)
59 #define SET_FP(regs, val) (GET_FP(regs) = (val))
62 static inline unsigned long frame_pointer(struct pt_regs *regs) frame_pointer() argument
64 return GET_FP(regs); frame_pointer()
66 static inline void frame_pointer_set(struct pt_regs *regs, frame_pointer_set() argument
69 SET_FP(regs, val); frame_pointer_set()
/linux-4.1.27/arch/s390/kernel/
H A Dentry.h21 asmlinkage long do_syscall_trace_enter(struct pt_regs *regs);
22 asmlinkage void do_syscall_trace_exit(struct pt_regs *regs);
26 void do_protection_exception(struct pt_regs *regs);
27 void do_dat_exception(struct pt_regs *regs);
29 void addressing_exception(struct pt_regs *regs);
30 void data_exception(struct pt_regs *regs);
31 void default_trap_handler(struct pt_regs *regs);
32 void divide_exception(struct pt_regs *regs);
33 void execute_exception(struct pt_regs *regs);
34 void hfp_divide_exception(struct pt_regs *regs);
35 void hfp_overflow_exception(struct pt_regs *regs);
36 void hfp_significance_exception(struct pt_regs *regs);
37 void hfp_sqrt_exception(struct pt_regs *regs);
38 void hfp_underflow_exception(struct pt_regs *regs);
39 void illegal_op(struct pt_regs *regs);
40 void operand_exception(struct pt_regs *regs);
41 void overflow_exception(struct pt_regs *regs);
42 void privileged_op(struct pt_regs *regs);
43 void space_switch_exception(struct pt_regs *regs);
44 void special_op_exception(struct pt_regs *regs);
45 void specification_exception(struct pt_regs *regs);
46 void transaction_exception(struct pt_regs *regs);
47 void translation_exception(struct pt_regs *regs);
48 void vector_exception(struct pt_regs *regs);
50 void do_per_trap(struct pt_regs *regs);
51 void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str);
52 void syscall_trace(struct pt_regs *regs, int entryexit);
53 void kernel_stack_overflow(struct pt_regs * regs);
54 void do_signal(struct pt_regs *regs);
56 struct pt_regs *regs);
57 void do_notify_resume(struct pt_regs *regs);
60 void do_IRQ(struct pt_regs *regs, int irq);
63 void die(struct pt_regs *regs, const char *str);
H A Ddumpstack.c33 struct pt_regs *regs; __show_trace() local
57 if (sp <= low || sp > high - sizeof(*regs)) __show_trace()
59 regs = (struct pt_regs *) sp; __show_trace()
60 addr = regs->psw.addr & PSW_ADDR_INSN; __show_trace()
63 sp = regs->gprs[15]; __show_trace()
119 static void show_last_breaking_event(struct pt_regs *regs) show_last_breaking_event() argument
122 printk(" [<%016lx>] %pSR\n", regs->args[0], (void *)regs->args[0]); show_last_breaking_event()
125 static inline int mask_bits(struct pt_regs *regs, unsigned long bits) mask_bits() argument
127 return (regs->psw.mask & bits) / ((~bits + 1) & bits); mask_bits()
130 void show_registers(struct pt_regs *regs) show_registers() argument
134 mode = user_mode(regs) ? "User" : "Krnl"; show_registers()
135 printk("%s PSW : %p %p", mode, (void *)regs->psw.mask, (void *)regs->psw.addr); show_registers()
136 if (!user_mode(regs)) show_registers()
137 printk(" (%pSR)", (void *)regs->psw.addr); show_registers()
140 "P:%x AS:%x CC:%x PM:%x", mask_bits(regs, PSW_MASK_PER), show_registers()
141 mask_bits(regs, PSW_MASK_DAT), mask_bits(regs, PSW_MASK_IO), show_registers()
142 mask_bits(regs, PSW_MASK_EXT), mask_bits(regs, PSW_MASK_KEY), show_registers()
143 mask_bits(regs, PSW_MASK_MCHECK), mask_bits(regs, PSW_MASK_WAIT), show_registers()
144 mask_bits(regs, PSW_MASK_PSTATE), mask_bits(regs, PSW_MASK_ASC), show_registers()
145 mask_bits(regs, PSW_MASK_CC), mask_bits(regs, PSW_MASK_PM)); show_registers()
146 printk(" EA:%x", mask_bits(regs, PSW_MASK_EA | PSW_MASK_BA)); show_registers()
148 regs->gprs[0], regs->gprs[1], regs->gprs[2], regs->gprs[3]); show_registers()
150 regs->gprs[4], regs->gprs[5], regs->gprs[6], regs->gprs[7]); show_registers()
152 regs->gprs[8], regs->gprs[9], regs->gprs[10], regs->gprs[11]); show_registers()
154 regs->gprs[12], regs->gprs[13], regs->gprs[14], regs->gprs[15]); show_registers()
155 show_code(regs); show_registers()
158 void show_regs(struct pt_regs *regs) show_regs() argument
161 show_registers(regs); show_regs()
163 if (!user_mode(regs)) show_regs()
164 show_trace(NULL, (unsigned long *) regs->gprs[15]); show_regs()
165 show_last_breaking_event(regs); show_regs()
170 void die(struct pt_regs *regs, const char *str) die() argument
180 printk("%s: %04x ilc:%d [#%d] ", str, regs->int_code & 0xffff, die()
181 regs->int_code >> 17, ++die_counter); die()
192 notify_die(DIE_OOPS, str, regs, 0, regs->int_code & 0xffff, SIGSEGV); die()
194 show_regs(regs); die()
H A Dsignal.c137 static int save_sigregs(struct pt_regs *regs, _sigregs __user *sregs) save_sigregs() argument
143 user_sregs.regs.psw.mask = PSW_USER_BITS | save_sigregs()
144 (regs->psw.mask & (PSW_MASK_USER | PSW_MASK_RI)); save_sigregs()
145 user_sregs.regs.psw.addr = regs->psw.addr; save_sigregs()
146 memcpy(&user_sregs.regs.gprs, &regs->gprs, sizeof(sregs->regs.gprs)); save_sigregs()
147 memcpy(&user_sregs.regs.acrs, current->thread.acrs, save_sigregs()
148 sizeof(user_sregs.regs.acrs)); save_sigregs()
156 static int restore_sigregs(struct pt_regs *regs, _sigregs __user *sregs) restore_sigregs() argument
166 if (!is_ri_task(current) && (user_sregs.regs.psw.mask & PSW_MASK_RI)) restore_sigregs()
173 /* Use regs->psw.mask instead of PSW_USER_BITS to preserve PER bit. */ restore_sigregs()
174 regs->psw.mask = (regs->psw.mask & ~(PSW_MASK_USER | PSW_MASK_RI)) | restore_sigregs()
175 (user_sregs.regs.psw.mask & (PSW_MASK_USER | PSW_MASK_RI)); restore_sigregs()
177 if ((regs->psw.mask & PSW_MASK_ASC) == PSW_ASC_HOME) restore_sigregs()
178 regs->psw.mask = PSW_ASC_PRIMARY | restore_sigregs()
179 (regs->psw.mask & ~PSW_MASK_ASC); restore_sigregs()
181 if (regs->psw.mask & PSW_MASK_EA) restore_sigregs()
182 regs->psw.mask |= PSW_MASK_BA; restore_sigregs()
183 regs->psw.addr = user_sregs.regs.psw.addr; restore_sigregs()
184 memcpy(&regs->gprs, &user_sregs.regs.gprs, sizeof(sregs->regs.gprs)); restore_sigregs()
185 memcpy(&current->thread.acrs, &user_sregs.regs.acrs, restore_sigregs()
191 clear_pt_regs_flag(regs, PIF_SYSCALL); /* No longer in a system call */ restore_sigregs()
196 static int save_sigregs_ext(struct pt_regs *regs, save_sigregs_ext() argument
216 static int restore_sigregs_ext(struct pt_regs *regs, restore_sigregs_ext() argument
238 struct pt_regs *regs = task_pt_regs(current); SYSCALL_DEFINE0() local
240 (struct sigframe __user *) regs->gprs[15]; SYSCALL_DEFINE0()
246 if (restore_sigregs(regs, &frame->sregs)) SYSCALL_DEFINE0()
248 if (restore_sigregs_ext(regs, &frame->sregs_ext)) SYSCALL_DEFINE0()
251 return regs->gprs[2]; SYSCALL_DEFINE0()
259 struct pt_regs *regs = task_pt_regs(current); SYSCALL_DEFINE0() local
261 (struct rt_sigframe __user *)regs->gprs[15]; SYSCALL_DEFINE0()
269 if (restore_sigregs(regs, &frame->uc.uc_mcontext)) SYSCALL_DEFINE0()
271 if (restore_sigregs_ext(regs, &frame->uc.uc_mcontext_ext)) SYSCALL_DEFINE0()
274 return regs->gprs[2]; SYSCALL_DEFINE0()
284 get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size) get_sigframe() argument
289 sp = regs->gprs[15]; get_sigframe()
305 sigset_t *set, struct pt_regs * regs) setup_frame()
321 frame = get_sigframe(ka, regs, frame_size); setup_frame()
326 if (__put_user(regs->gprs[15], (addr_t __user *) frame)) setup_frame()
339 if (save_sigregs(regs, &frame->sregs)) setup_frame()
343 if (__put_user(regs->gprs[2], (int __user *) &frame->signo)) setup_frame()
347 if (save_sigregs_ext(regs, &frame->sregs_ext)) setup_frame()
363 regs->gprs[14] = restorer; setup_frame()
364 regs->gprs[15] = (unsigned long) frame; setup_frame()
366 regs->psw.mask = PSW_MASK_EA | PSW_MASK_BA | setup_frame()
368 (regs->psw.mask & ~PSW_MASK_ASC); setup_frame()
369 regs->psw.addr = (unsigned long) ka->sa.sa_handler | PSW_ADDR_AMODE; setup_frame()
371 regs->gprs[2] = sig; setup_frame()
372 regs->gprs[3] = (unsigned long) &frame->sc; setup_frame()
379 regs->gprs[4] = regs->int_code & 127; setup_frame()
380 regs->gprs[5] = regs->int_parm_long; setup_frame()
381 regs->gprs[6] = task_thread_info(current)->last_break; setup_frame()
387 struct pt_regs *regs) setup_rt_frame()
406 frame = get_sigframe(&ksig->ka, regs, frame_size); setup_rt_frame()
411 if (__put_user(regs->gprs[15], (addr_t __user *) frame)) setup_rt_frame()
436 __save_altstack(&frame->uc.uc_stack, regs->gprs[15]) || setup_rt_frame()
437 save_sigregs(regs, &frame->uc.uc_mcontext) || setup_rt_frame()
439 save_sigregs_ext(regs, &frame->uc.uc_mcontext_ext)) setup_rt_frame()
443 regs->gprs[14] = restorer; setup_rt_frame()
444 regs->gprs[15] = (unsigned long) frame; setup_rt_frame()
446 regs->psw.mask = PSW_MASK_EA | PSW_MASK_BA | setup_rt_frame()
448 (regs->psw.mask & ~PSW_MASK_ASC); setup_rt_frame()
449 regs->psw.addr = (unsigned long) ksig->ka.sa.sa_handler | PSW_ADDR_AMODE; setup_rt_frame()
451 regs->gprs[2] = ksig->sig; setup_rt_frame()
452 regs->gprs[3] = (unsigned long) &frame->info; setup_rt_frame()
453 regs->gprs[4] = (unsigned long) &frame->uc; setup_rt_frame()
454 regs->gprs[5] = task_thread_info(current)->last_break; setup_rt_frame()
459 struct pt_regs *regs) handle_signal()
465 ret = setup_rt_frame(ksig, oldset, regs); handle_signal()
467 ret = setup_frame(ksig->sig, &ksig->ka, oldset, regs); handle_signal()
481 void do_signal(struct pt_regs *regs) do_signal() argument
492 test_pt_regs_flag(regs, PIF_SYSCALL) ? regs->int_code : 0; do_signal()
497 regs->int_code = current_thread_info()->system_call; do_signal()
499 switch (regs->gprs[2]) { do_signal()
502 regs->gprs[2] = -EINTR; do_signal()
506 regs->gprs[2] = -EINTR; do_signal()
511 regs->gprs[2] = regs->orig_gpr2; do_signal()
512 regs->psw.addr = do_signal()
513 __rewind_psw(regs->psw, do_signal()
514 regs->int_code >> 16); do_signal()
519 clear_pt_regs_flag(regs, PIF_SYSCALL); do_signal()
522 handle_signal32(&ksig, oldset, regs); do_signal()
524 handle_signal(&ksig, oldset, regs); do_signal()
529 clear_pt_regs_flag(regs, PIF_SYSCALL); do_signal()
531 regs->int_code = current_thread_info()->system_call; do_signal()
532 switch (regs->gprs[2]) { do_signal()
535 regs->int_code = __NR_restart_syscall; do_signal()
541 regs->gprs[2] = regs->orig_gpr2; do_signal()
542 set_pt_regs_flag(regs, PIF_SYSCALL); do_signal()
544 clear_pt_regs_flag(regs, PIF_PER_TRAP); do_signal()
555 void do_notify_resume(struct pt_regs *regs) do_notify_resume() argument
558 tracehook_notify_resume(regs); do_notify_resume()
304 setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, struct pt_regs * regs) setup_frame() argument
386 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
458 handle_signal(struct ksignal *ksig, sigset_t *oldset, struct pt_regs *regs) handle_signal() argument
H A Duprobes.c26 int arch_uprobe_pre_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) arch_uprobe_pre_xol() argument
28 if (psw_bits(regs->psw).eaba == PSW_AMODE_24BIT) arch_uprobe_pre_xol()
30 if (!is_compat_task() && psw_bits(regs->psw).eaba == PSW_AMODE_31BIT) arch_uprobe_pre_xol()
32 clear_pt_regs_flag(regs, PIF_PER_TRAP); arch_uprobe_pre_xol()
33 auprobe->saved_per = psw_bits(regs->psw).r; arch_uprobe_pre_xol()
34 auprobe->saved_int_code = regs->int_code; arch_uprobe_pre_xol()
35 regs->int_code = UPROBE_TRAP_NR; arch_uprobe_pre_xol()
36 regs->psw.addr = current->utask->xol_vaddr; arch_uprobe_pre_xol()
44 struct pt_regs *regs = task_pt_regs(tsk); arch_uprobe_xol_was_trapped() local
46 if (regs->int_code != UPROBE_TRAP_NR) arch_uprobe_xol_was_trapped()
52 struct pt_regs *regs) check_per_event()
54 if (!(regs->psw.mask & PSW_MASK_PER)) check_per_event()
68 regs->psw.addr >= current->thread.per_user.start && check_per_event()
69 regs->psw.addr <= current->thread.per_user.end) check_per_event()
75 int arch_uprobe_post_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) arch_uprobe_post_xol() argument
82 psw_bits(regs->psw).r = auprobe->saved_per; arch_uprobe_post_xol()
83 regs->int_code = auprobe->saved_int_code; arch_uprobe_post_xol()
86 regs->psw.addr += utask->vaddr - utask->xol_vaddr; arch_uprobe_post_xol()
90 regs->gprs[reg] += utask->vaddr - utask->xol_vaddr; arch_uprobe_post_xol()
95 if (regs->psw.addr - utask->xol_vaddr == ilen) arch_uprobe_post_xol()
96 regs->psw.addr = utask->vaddr + ilen; arch_uprobe_post_xol()
99 current->thread.per_user.control, regs)) { arch_uprobe_post_xol()
103 set_pt_regs_flag(regs, PIF_PER_TRAP); arch_uprobe_post_xol()
112 struct pt_regs *regs = args->regs; arch_uprobe_exception_notify() local
114 if (!user_mode(regs)) arch_uprobe_exception_notify()
116 if (regs->int_code & 0x200) /* Trap during transaction */ arch_uprobe_exception_notify()
120 if (uprobe_pre_sstep_notifier(regs)) arch_uprobe_exception_notify()
124 if (uprobe_post_sstep_notifier(regs)) arch_uprobe_exception_notify()
132 void arch_uprobe_abort_xol(struct arch_uprobe *auprobe, struct pt_regs *regs) arch_uprobe_abort_xol() argument
135 regs->int_code = auprobe->saved_int_code; arch_uprobe_abort_xol()
136 regs->psw.addr = current->utask->vaddr; arch_uprobe_abort_xol()
141 struct pt_regs *regs) arch_uretprobe_hijack_return_addr()
145 orig = regs->gprs[14]; arch_uretprobe_hijack_return_addr()
146 regs->gprs[14] = trampoline; arch_uretprobe_hijack_return_addr()
178 #define emu_store_ril(regs, ptr, input) \
191 sim_stor_event(regs, \
197 #define emu_cmp_ril(regs, ptr, cmp) \
210 psw_bits((regs)->psw).cc = 1; \
212 psw_bits((regs)->psw).cc = 2; \
214 psw_bits((regs)->psw).cc = 0; \
238 static void sim_stor_event(struct pt_regs *regs, void *addr, int len) sim_stor_event() argument
240 if (!(regs->psw.mask & PSW_MASK_PER)) sim_stor_event()
248 current->thread.per_event.address = regs->psw.addr; sim_stor_event()
250 set_pt_regs_flag(regs, PIF_PER_TRAP); sim_stor_event()
257 static void handle_insn_ril(struct arch_uprobe *auprobe, struct pt_regs *regs) handle_insn_ril() argument
266 rx = (union split_register *) &regs->gprs[insn->reg]; handle_insn_ril()
267 uptr = (void *)(regs->psw.addr + (insn->disp * 2)); handle_insn_ril()
305 rc = emu_store_ril(regs, (u16 __user *)uptr, &rx->u16[3]); handle_insn_ril()
308 rc = emu_store_ril(regs, (u64 __user *)uptr, &rx->u64); handle_insn_ril()
311 rc = emu_store_ril(regs, (u32 __user *)uptr, &rx->u32[1]); handle_insn_ril()
322 rc = emu_cmp_ril(regs, (s16 __user *)uptr, &rx->s64); handle_insn_ril()
325 rc = emu_cmp_ril(regs, (s16 __user *)uptr, &rx->s32[1]); handle_insn_ril()
328 rc = emu_cmp_ril(regs, (u16 __user *)uptr, &rx->u64); handle_insn_ril()
331 rc = emu_cmp_ril(regs, (u16 __user *)uptr, &rx->u32[1]); handle_insn_ril()
334 rc = emu_cmp_ril(regs, (s64 __user *)uptr, &rx->s64); handle_insn_ril()
337 rc = emu_cmp_ril(regs, (u64 __user *)uptr, &rx->u64); handle_insn_ril()
340 rc = emu_cmp_ril(regs, (s32 __user *)uptr, &rx->s64); handle_insn_ril()
343 rc = emu_cmp_ril(regs, (s32 __user *)uptr, &rx->s32[1]); handle_insn_ril()
346 rc = emu_cmp_ril(regs, (u32 __user *)uptr, &rx->u64); handle_insn_ril()
349 rc = emu_cmp_ril(regs, (u32 __user *)uptr, &rx->u32[1]); handle_insn_ril()
354 adjust_psw_addr(&regs->psw, ilen); handle_insn_ril()
357 regs->int_code = ilen << 16 | 0x0001; handle_insn_ril()
358 do_report_trap(regs, SIGILL, ILL_ILLOPC, NULL); handle_insn_ril()
361 regs->int_code = ilen << 16 | 0x0006; handle_insn_ril()
362 do_report_trap(regs, SIGILL, ILL_ILLOPC , NULL); handle_insn_ril()
365 regs->int_code = ilen << 16 | 0x0005; handle_insn_ril()
366 do_report_trap(regs, SIGSEGV, SEGV_MAPERR, NULL); handle_insn_ril()
371 bool arch_uprobe_skip_sstep(struct arch_uprobe *auprobe, struct pt_regs *regs) arch_uprobe_skip_sstep() argument
373 if ((psw_bits(regs->psw).eaba == PSW_AMODE_24BIT) || arch_uprobe_skip_sstep()
374 ((psw_bits(regs->psw).eaba == PSW_AMODE_31BIT) && arch_uprobe_skip_sstep()
376 regs->psw.addr = __rewind_psw(regs->psw, UPROBE_SWBP_INSN_SIZE); arch_uprobe_skip_sstep()
377 do_report_trap(regs, SIGILL, ILL_ILLADR, NULL); arch_uprobe_skip_sstep()
381 handle_insn_ril(auprobe, regs); arch_uprobe_skip_sstep()
51 check_per_event(unsigned short cause, unsigned long control, struct pt_regs *regs) check_per_event() argument
140 arch_uretprobe_hijack_return_addr(unsigned long trampoline, struct pt_regs *regs) arch_uretprobe_hijack_return_addr() argument
H A Dtraps.c27 static inline void __user *get_trap_ip(struct pt_regs *regs) get_trap_ip() argument
31 if (regs->int_code & 0x200) get_trap_ip()
34 address = regs->psw.addr; get_trap_ip()
36 ((address - (regs->int_code >> 16)) & PSW_ADDR_INSN); get_trap_ip()
39 static inline void report_user_fault(struct pt_regs *regs, int signr) report_user_fault() argument
48 regs->int_code & 0xffff, regs->int_code >> 17); report_user_fault()
49 print_vma_addr("in ", regs->psw.addr & PSW_ADDR_INSN); report_user_fault()
51 show_regs(regs); report_user_fault()
59 void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str) do_report_trap() argument
63 if (user_mode(regs)) { do_report_trap()
67 info.si_addr = get_trap_ip(regs); do_report_trap()
69 report_user_fault(regs, si_signo); do_report_trap()
72 fixup = search_exception_tables(regs->psw.addr & PSW_ADDR_INSN); do_report_trap()
74 regs->psw.addr = extable_fixup(fixup) | PSW_ADDR_AMODE; do_report_trap()
78 btt = report_bug(regs->psw.addr & PSW_ADDR_INSN, regs); do_report_trap()
81 die(regs, str); do_report_trap()
86 static void do_trap(struct pt_regs *regs, int si_signo, int si_code, char *str) do_trap() argument
88 if (notify_die(DIE_TRAP, str, regs, 0, do_trap()
89 regs->int_code, si_signo) == NOTIFY_STOP) do_trap()
91 do_report_trap(regs, si_signo, si_code, str); do_trap()
95 void do_per_trap(struct pt_regs *regs) do_per_trap() argument
99 if (notify_die(DIE_SSTEP, "sstep", regs, 0, 0, SIGTRAP) == NOTIFY_STOP) do_per_trap()
112 void default_trap_handler(struct pt_regs *regs) default_trap_handler() argument
114 if (user_mode(regs)) { default_trap_handler()
115 report_user_fault(regs, SIGSEGV); default_trap_handler()
118 die(regs, "Unknown program exception"); default_trap_handler()
122 void name(struct pt_regs *regs) \
124 do_trap(regs, signr, sicode, str); \
154 static inline void do_fp_trap(struct pt_regs *regs, int fpc) do_fp_trap() argument
171 do_trap(regs, SIGFPE, si_code, "floating point exception"); do_fp_trap()
174 void translation_exception(struct pt_regs *regs) translation_exception() argument
180 void illegal_op(struct pt_regs *regs) illegal_op() argument
188 location = get_trap_ip(regs); illegal_op()
190 if (user_mode(regs)) { illegal_op()
214 if (is_uprobe_insn || !user_mode(regs)) { illegal_op()
215 if (notify_die(DIE_BPT, "bpt", regs, 0, illegal_op()
220 do_trap(regs, signal, ILL_ILLOPC, "illegal operation"); illegal_op()
252 void vector_exception(struct pt_regs *regs) vector_exception() argument
257 do_trap(regs, SIGILL, ILL_ILLOPN, "illegal operation"); vector_exception()
283 do_trap(regs, SIGFPE, si_code, "vector exception"); vector_exception()
293 void data_exception(struct pt_regs *regs) data_exception() argument
298 location = get_trap_ip(regs); data_exception()
306 regs->psw.addr = __rewind_psw(regs->psw, regs->int_code >> 16); data_exception()
307 clear_pt_regs_flag(regs, PIF_PER_TRAP); data_exception()
315 do_fp_trap(regs, current->thread.fp_regs.fpc); data_exception()
317 do_trap(regs, signal, ILL_ILLOPN, "data exception"); data_exception()
320 void space_switch_exception(struct pt_regs *regs) space_switch_exception() argument
323 if (user_mode(regs)) space_switch_exception()
324 regs->psw.mask |= PSW_ASC_HOME; space_switch_exception()
326 do_trap(regs, SIGILL, ILL_PRVOPC, "space switch event"); space_switch_exception()
329 void kernel_stack_overflow(struct pt_regs *regs) kernel_stack_overflow() argument
333 show_regs(regs); kernel_stack_overflow()
/linux-4.1.27/arch/score/include/asm/
H A Dptrace.h12 #define user_mode(regs) ((regs->cp0_psr & 8) == 8)
14 #define instruction_pointer(regs) ((unsigned long)(regs)->cp0_epc)
15 #define profile_pc(regs) instruction_pointer(regs)
16 #define user_stack_pointer(r) ((unsigned long)(r)->regs[0])
18 extern void do_syscall_trace(struct pt_regs *regs, int entryexit);
H A Delf.h38 /* Score does not have fp regs. */
78 _r->regs[1] = _r->regs[2] = _r->regs[3] = _r->regs[4] = 0; \
79 _r->regs[5] = _r->regs[6] = _r->regs[7] = _r->regs[8] = 0; \
80 _r->regs[9] = _r->regs[10] = _r->regs[11] = _r->regs[12] = 0; \
81 _r->regs[13] = _r->regs[14] = _r->regs[15] = _r->regs[16] = 0; \
82 _r->regs[17] = _r->regs[18] = _r->regs[19] = _r->regs[20] = 0; \
83 _r->regs[21] = _r->regs[22] = _r->regs[23] = _r->regs[24] = 0; \
84 _r->regs[25] = _r->regs[26] = _r->regs[27] = _r->regs[28] = 0; \
85 _r->regs[30] = _r->regs[31] = 0; \
H A Dbug.h12 #define die(msg, regs) \
13 __die(msg, regs, __FILE__ ":", __func__, __LINE__)
14 #define die_if_kernel(msg, regs) \
15 __die_if_kernel(msg, regs, __FILE__ ":", __func__, __LINE__)
H A Dsyscalls.h4 asmlinkage long score_rt_sigreturn(struct pt_regs *regs);
H A Dirq_regs.h8 return current_thread_info()->regs; get_irq_regs()
/linux-4.1.27/arch/c6x/include/asm/
H A Dsyscall.h18 struct pt_regs *regs) syscall_get_nr()
20 return regs->b0; syscall_get_nr()
24 struct pt_regs *regs) syscall_rollback()
30 struct pt_regs *regs) syscall_get_error()
32 return IS_ERR_VALUE(regs->a4) ? regs->a4 : 0; syscall_get_error()
36 struct pt_regs *regs) syscall_get_return_value()
38 return regs->a4; syscall_get_return_value()
42 struct pt_regs *regs, syscall_set_return_value()
45 regs->a4 = error ?: val; syscall_set_return_value()
49 struct pt_regs *regs, unsigned int i, syscall_get_arguments()
56 *args++ = regs->a4; syscall_get_arguments()
60 *args++ = regs->b4; syscall_get_arguments()
64 *args++ = regs->a6; syscall_get_arguments()
68 *args++ = regs->b6; syscall_get_arguments()
72 *args++ = regs->a8; syscall_get_arguments()
76 *args++ = regs->b8; syscall_get_arguments()
86 struct pt_regs *regs, syscall_set_arguments()
94 regs->a4 = *args++; syscall_set_arguments()
98 regs->b4 = *args++; syscall_set_arguments()
102 regs->a6 = *args++; syscall_set_arguments()
106 regs->b6 = *args++; syscall_set_arguments()
110 regs->a8 = *args++; syscall_set_arguments()
114 regs->a9 = *args++; syscall_set_arguments()
17 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
23 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
29 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
35 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
41 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
48 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
85 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
H A Dptrace.h23 #define user_mode(regs) ((((regs)->tsr) & 0x40) != 0)
25 #define instruction_pointer(regs) ((regs)->pc)
26 #define profile_pc(regs) instruction_pointer(regs)
27 #define user_stack_pointer(regs) ((regs)->sp)
31 extern asmlinkage unsigned long syscall_trace_entry(struct pt_regs *regs);
32 extern asmlinkage void syscall_trace_exit(struct pt_regs *regs);
/linux-4.1.27/arch/cris/include/arch-v32/arch/
H A Delf.h41 #define ELF_CORE_COPY_REGS(pr_reg, regs) \
42 pr_reg[0] = regs->r0; \
43 pr_reg[1] = regs->r1; \
44 pr_reg[2] = regs->r2; \
45 pr_reg[3] = regs->r3; \
46 pr_reg[4] = regs->r4; \
47 pr_reg[5] = regs->r5; \
48 pr_reg[6] = regs->r6; \
49 pr_reg[7] = regs->r7; \
50 pr_reg[8] = regs->r8; \
51 pr_reg[9] = regs->r9; \
52 pr_reg[10] = regs->r10; \
53 pr_reg[11] = regs->r11; \
54 pr_reg[12] = regs->r12; \
55 pr_reg[13] = regs->r13; \
57 pr_reg[15] = regs->acr; /* ACR */ \
61 pr_reg[19] = regs->srs; /* SRS */ \
63 pr_reg[21] = regs->exs; /* EXS */ \
64 pr_reg[22] = regs->eda; /* EDA */ \
65 pr_reg[23] = regs->mof; /* MOF */ \
68 pr_reg[26] = regs->erp; /* ERP */ \
69 pr_reg[27] = regs->srp; /* SRP */ \
71 pr_reg[29] = regs->ccs; /* CCS */ \
73 pr_reg[31] = regs->spc; /* SPC */ \
/linux-4.1.27/arch/nios2/include/asm/
H A Dsyscall.h23 static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
25 return regs->r2; syscall_get_nr()
29 struct pt_regs *regs) syscall_rollback()
31 regs->r2 = regs->orig_r2; syscall_rollback()
32 regs->r7 = regs->orig_r7; syscall_rollback()
36 struct pt_regs *regs) syscall_get_error()
38 return regs->r7 ? regs->r2 : 0; syscall_get_error()
42 struct pt_regs *regs) syscall_get_return_value()
44 return regs->r2; syscall_get_return_value()
48 struct pt_regs *regs, int error, long val) syscall_set_return_value()
52 regs->r2 = -error; syscall_set_return_value()
53 regs->r7 = 1; syscall_set_return_value()
55 regs->r2 = val; syscall_set_return_value()
56 regs->r7 = 0; syscall_set_return_value()
61 struct pt_regs *regs, unsigned int i, unsigned int n, syscall_get_arguments()
70 *args++ = regs->r4; syscall_get_arguments()
74 *args++ = regs->r5; syscall_get_arguments()
78 *args++ = regs->r6; syscall_get_arguments()
82 *args++ = regs->r7; syscall_get_arguments()
86 *args++ = regs->r8; syscall_get_arguments()
90 *args++ = regs->r9; syscall_get_arguments()
100 struct pt_regs *regs, unsigned int i, unsigned int n, syscall_set_arguments()
109 regs->r4 = *args++; syscall_set_arguments()
113 regs->r5 = *args++; syscall_set_arguments()
117 regs->r6 = *args++; syscall_set_arguments()
121 regs->r7 = *args++; syscall_set_arguments()
125 regs->r8 = *args++; syscall_set_arguments()
129 regs->r9 = *args++; syscall_set_arguments()
28 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
35 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
41 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
47 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
60 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
99 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
H A Delf.h41 /* regs is struct pt_regs, pr_reg is elf_gregset_t (which is
48 #define ELF_CORE_COPY_REGS(pr_reg, regs) \
51 pr_reg[0] = regs->r8; \
52 pr_reg[1] = regs->r9; \
53 pr_reg[2] = regs->r10; \
54 pr_reg[3] = regs->r11; \
55 pr_reg[4] = regs->r12; \
56 pr_reg[5] = regs->r13; \
57 pr_reg[6] = regs->r14; \
58 pr_reg[7] = regs->r15; \
59 pr_reg[8] = regs->r1; \
60 pr_reg[9] = regs->r2; \
61 pr_reg[10] = regs->r3; \
62 pr_reg[11] = regs->r4; \
63 pr_reg[12] = regs->r5; \
64 pr_reg[13] = regs->r6; \
65 pr_reg[14] = regs->r7; \
66 pr_reg[15] = regs->orig_r2; \
67 pr_reg[16] = regs->ra; \
68 pr_reg[17] = regs->fp; \
69 pr_reg[18] = regs->sp; \
70 pr_reg[19] = regs->gp; \
71 pr_reg[20] = regs->estatus; \
72 pr_reg[21] = regs->ea; \
73 pr_reg[22] = regs->orig_r7; \
75 struct switch_stack *sw = ((struct switch_stack *)regs) - 1; \
/linux-4.1.27/arch/blackfin/kernel/
H A Dkgdb.c14 void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) pt_regs_to_gdb_regs() argument
16 gdb_regs[BFIN_R0] = regs->r0; pt_regs_to_gdb_regs()
17 gdb_regs[BFIN_R1] = regs->r1; pt_regs_to_gdb_regs()
18 gdb_regs[BFIN_R2] = regs->r2; pt_regs_to_gdb_regs()
19 gdb_regs[BFIN_R3] = regs->r3; pt_regs_to_gdb_regs()
20 gdb_regs[BFIN_R4] = regs->r4; pt_regs_to_gdb_regs()
21 gdb_regs[BFIN_R5] = regs->r5; pt_regs_to_gdb_regs()
22 gdb_regs[BFIN_R6] = regs->r6; pt_regs_to_gdb_regs()
23 gdb_regs[BFIN_R7] = regs->r7; pt_regs_to_gdb_regs()
24 gdb_regs[BFIN_P0] = regs->p0; pt_regs_to_gdb_regs()
25 gdb_regs[BFIN_P1] = regs->p1; pt_regs_to_gdb_regs()
26 gdb_regs[BFIN_P2] = regs->p2; pt_regs_to_gdb_regs()
27 gdb_regs[BFIN_P3] = regs->p3; pt_regs_to_gdb_regs()
28 gdb_regs[BFIN_P4] = regs->p4; pt_regs_to_gdb_regs()
29 gdb_regs[BFIN_P5] = regs->p5; pt_regs_to_gdb_regs()
30 gdb_regs[BFIN_SP] = regs->reserved; pt_regs_to_gdb_regs()
31 gdb_regs[BFIN_FP] = regs->fp; pt_regs_to_gdb_regs()
32 gdb_regs[BFIN_I0] = regs->i0; pt_regs_to_gdb_regs()
33 gdb_regs[BFIN_I1] = regs->i1; pt_regs_to_gdb_regs()
34 gdb_regs[BFIN_I2] = regs->i2; pt_regs_to_gdb_regs()
35 gdb_regs[BFIN_I3] = regs->i3; pt_regs_to_gdb_regs()
36 gdb_regs[BFIN_M0] = regs->m0; pt_regs_to_gdb_regs()
37 gdb_regs[BFIN_M1] = regs->m1; pt_regs_to_gdb_regs()
38 gdb_regs[BFIN_M2] = regs->m2; pt_regs_to_gdb_regs()
39 gdb_regs[BFIN_M3] = regs->m3; pt_regs_to_gdb_regs()
40 gdb_regs[BFIN_B0] = regs->b0; pt_regs_to_gdb_regs()
41 gdb_regs[BFIN_B1] = regs->b1; pt_regs_to_gdb_regs()
42 gdb_regs[BFIN_B2] = regs->b2; pt_regs_to_gdb_regs()
43 gdb_regs[BFIN_B3] = regs->b3; pt_regs_to_gdb_regs()
44 gdb_regs[BFIN_L0] = regs->l0; pt_regs_to_gdb_regs()
45 gdb_regs[BFIN_L1] = regs->l1; pt_regs_to_gdb_regs()
46 gdb_regs[BFIN_L2] = regs->l2; pt_regs_to_gdb_regs()
47 gdb_regs[BFIN_L3] = regs->l3; pt_regs_to_gdb_regs()
48 gdb_regs[BFIN_A0_DOT_X] = regs->a0x; pt_regs_to_gdb_regs()
49 gdb_regs[BFIN_A0_DOT_W] = regs->a0w; pt_regs_to_gdb_regs()
50 gdb_regs[BFIN_A1_DOT_X] = regs->a1x; pt_regs_to_gdb_regs()
51 gdb_regs[BFIN_A1_DOT_W] = regs->a1w; pt_regs_to_gdb_regs()
52 gdb_regs[BFIN_ASTAT] = regs->astat; pt_regs_to_gdb_regs()
53 gdb_regs[BFIN_RETS] = regs->rets; pt_regs_to_gdb_regs()
54 gdb_regs[BFIN_LC0] = regs->lc0; pt_regs_to_gdb_regs()
55 gdb_regs[BFIN_LT0] = regs->lt0; pt_regs_to_gdb_regs()
56 gdb_regs[BFIN_LB0] = regs->lb0; pt_regs_to_gdb_regs()
57 gdb_regs[BFIN_LC1] = regs->lc1; pt_regs_to_gdb_regs()
58 gdb_regs[BFIN_LT1] = regs->lt1; pt_regs_to_gdb_regs()
59 gdb_regs[BFIN_LB1] = regs->lb1; pt_regs_to_gdb_regs()
62 gdb_regs[BFIN_USP] = regs->usp; pt_regs_to_gdb_regs()
63 gdb_regs[BFIN_SEQSTAT] = regs->seqstat; pt_regs_to_gdb_regs()
64 gdb_regs[BFIN_SYSCFG] = regs->syscfg; pt_regs_to_gdb_regs()
65 gdb_regs[BFIN_RETI] = regs->pc; pt_regs_to_gdb_regs()
66 gdb_regs[BFIN_RETX] = regs->retx; pt_regs_to_gdb_regs()
67 gdb_regs[BFIN_RETN] = regs->retn; pt_regs_to_gdb_regs()
68 gdb_regs[BFIN_RETE] = regs->rete; pt_regs_to_gdb_regs()
69 gdb_regs[BFIN_PC] = regs->pc; pt_regs_to_gdb_regs()
70 gdb_regs[BFIN_CC] = (regs->astat >> 5) & 1; pt_regs_to_gdb_regs()
74 gdb_regs[BFIN_IPEND] = regs->ipend; pt_regs_to_gdb_regs()
91 void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs) gdb_regs_to_pt_regs() argument
93 regs->r0 = gdb_regs[BFIN_R0]; gdb_regs_to_pt_regs()
94 regs->r1 = gdb_regs[BFIN_R1]; gdb_regs_to_pt_regs()
95 regs->r2 = gdb_regs[BFIN_R2]; gdb_regs_to_pt_regs()
96 regs->r3 = gdb_regs[BFIN_R3]; gdb_regs_to_pt_regs()
97 regs->r4 = gdb_regs[BFIN_R4]; gdb_regs_to_pt_regs()
98 regs->r5 = gdb_regs[BFIN_R5]; gdb_regs_to_pt_regs()
99 regs->r6 = gdb_regs[BFIN_R6]; gdb_regs_to_pt_regs()
100 regs->r7 = gdb_regs[BFIN_R7]; gdb_regs_to_pt_regs()
101 regs->p0 = gdb_regs[BFIN_P0]; gdb_regs_to_pt_regs()
102 regs->p1 = gdb_regs[BFIN_P1]; gdb_regs_to_pt_regs()
103 regs->p2 = gdb_regs[BFIN_P2]; gdb_regs_to_pt_regs()
104 regs->p3 = gdb_regs[BFIN_P3]; gdb_regs_to_pt_regs()
105 regs->p4 = gdb_regs[BFIN_P4]; gdb_regs_to_pt_regs()
106 regs->p5 = gdb_regs[BFIN_P5]; gdb_regs_to_pt_regs()
107 regs->fp = gdb_regs[BFIN_FP]; gdb_regs_to_pt_regs()
108 regs->i0 = gdb_regs[BFIN_I0]; gdb_regs_to_pt_regs()
109 regs->i1 = gdb_regs[BFIN_I1]; gdb_regs_to_pt_regs()
110 regs->i2 = gdb_regs[BFIN_I2]; gdb_regs_to_pt_regs()
111 regs->i3 = gdb_regs[BFIN_I3]; gdb_regs_to_pt_regs()
112 regs->m0 = gdb_regs[BFIN_M0]; gdb_regs_to_pt_regs()
113 regs->m1 = gdb_regs[BFIN_M1]; gdb_regs_to_pt_regs()
114 regs->m2 = gdb_regs[BFIN_M2]; gdb_regs_to_pt_regs()
115 regs->m3 = gdb_regs[BFIN_M3]; gdb_regs_to_pt_regs()
116 regs->b0 = gdb_regs[BFIN_B0]; gdb_regs_to_pt_regs()
117 regs->b1 = gdb_regs[BFIN_B1]; gdb_regs_to_pt_regs()
118 regs->b2 = gdb_regs[BFIN_B2]; gdb_regs_to_pt_regs()
119 regs->b3 = gdb_regs[BFIN_B3]; gdb_regs_to_pt_regs()
120 regs->l0 = gdb_regs[BFIN_L0]; gdb_regs_to_pt_regs()
121 regs->l1 = gdb_regs[BFIN_L1]; gdb_regs_to_pt_regs()
122 regs->l2 = gdb_regs[BFIN_L2]; gdb_regs_to_pt_regs()
123 regs->l3 = gdb_regs[BFIN_L3]; gdb_regs_to_pt_regs()
124 regs->a0x = gdb_regs[BFIN_A0_DOT_X]; gdb_regs_to_pt_regs()
125 regs->a0w = gdb_regs[BFIN_A0_DOT_W]; gdb_regs_to_pt_regs()
126 regs->a1x = gdb_regs[BFIN_A1_DOT_X]; gdb_regs_to_pt_regs()
127 regs->a1w = gdb_regs[BFIN_A1_DOT_W]; gdb_regs_to_pt_regs()
128 regs->rets = gdb_regs[BFIN_RETS]; gdb_regs_to_pt_regs()
129 regs->lc0 = gdb_regs[BFIN_LC0]; gdb_regs_to_pt_regs()
130 regs->lt0 = gdb_regs[BFIN_LT0]; gdb_regs_to_pt_regs()
131 regs->lb0 = gdb_regs[BFIN_LB0]; gdb_regs_to_pt_regs()
132 regs->lc1 = gdb_regs[BFIN_LC1]; gdb_regs_to_pt_regs()
133 regs->lt1 = gdb_regs[BFIN_LT1]; gdb_regs_to_pt_regs()
134 regs->lb1 = gdb_regs[BFIN_LB1]; gdb_regs_to_pt_regs()
135 regs->usp = gdb_regs[BFIN_USP]; gdb_regs_to_pt_regs()
136 regs->syscfg = gdb_regs[BFIN_SYSCFG]; gdb_regs_to_pt_regs()
137 regs->retx = gdb_regs[BFIN_RETX]; gdb_regs_to_pt_regs()
138 regs->retn = gdb_regs[BFIN_RETN]; gdb_regs_to_pt_regs()
139 regs->rete = gdb_regs[BFIN_RETE]; gdb_regs_to_pt_regs()
140 regs->pc = gdb_regs[BFIN_PC]; gdb_regs_to_pt_regs()
143 regs->astat = gdb_regs[BFIN_ASTAT]; gdb_regs_to_pt_regs()
144 regs->seqstat = gdb_regs[BFIN_SEQSTAT]; gdb_regs_to_pt_regs()
145 regs->ipend = gdb_regs[BFIN_IPEND]; gdb_regs_to_pt_regs()
324 static void bfin_disable_hw_debug(struct pt_regs *regs) bfin_disable_hw_debug() argument
361 struct pt_regs *regs) kgdb_arch_handle_exception()
381 regs->retx = addr; kgdb_arch_handle_exception()
383 newPC = regs->retx; kgdb_arch_handle_exception()
386 regs->syscfg &= 0xfffffffe; kgdb_arch_handle_exception()
390 regs->syscfg |= 0x1; kgdb_arch_handle_exception()
391 kgdb_single_step = regs->ipend; kgdb_arch_handle_exception()
455 void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long ip) kgdb_arch_set_pc() argument
457 regs->retx = ip; kgdb_arch_set_pc()
358 kgdb_arch_handle_exception(int vector, int signo, int err_code, char *remcom_in_buffer, char *remcom_out_buffer, struct pt_regs *regs) kgdb_arch_handle_exception() argument
/linux-4.1.27/arch/arm64/include/asm/
H A Dptrace.h81 #define compat_usr(x) regs[(x)]
82 #define compat_fp regs[11]
83 #define compat_sp regs[13]
84 #define compat_lr regs[14]
85 #define compat_sp_hyp regs[15]
86 #define compat_lr_irq regs[16]
87 #define compat_sp_irq regs[17]
88 #define compat_lr_svc regs[18]
89 #define compat_sp_svc regs[19]
90 #define compat_lr_abt regs[20]
91 #define compat_sp_abt regs[21]
92 #define compat_lr_und regs[22]
93 #define compat_sp_und regs[23]
94 #define compat_r8_fiq regs[24]
95 #define compat_r9_fiq regs[25]
96 #define compat_r10_fiq regs[26]
97 #define compat_r11_fiq regs[27]
98 #define compat_r12_fiq regs[28]
99 #define compat_sp_fiq regs[29]
100 #define compat_lr_fiq regs[30]
111 u64 regs[31]; member in struct:pt_regs::__anon312::__anon313
124 #define compat_thumb_mode(regs) \
125 (((regs)->pstate & COMPAT_PSR_T_BIT))
127 #define compat_thumb_mode(regs) (0)
130 #define user_mode(regs) \
131 (((regs)->pstate & PSR_MODE_MASK) == PSR_MODE_EL0t)
133 #define compat_user_mode(regs) \
134 (((regs)->pstate & (PSR_MODE32_BIT | PSR_MODE_MASK)) == \
137 #define processor_mode(regs) \
138 ((regs)->pstate & PSR_MODE_MASK)
140 #define interrupts_enabled(regs) \
141 (!((regs)->pstate & PSR_I_BIT))
143 #define fast_interrupts_enabled(regs) \
144 (!((regs)->pstate & PSR_F_BIT))
146 #define user_stack_pointer(regs) \
147 (!compat_user_mode(regs) ? (regs)->sp : (regs)->compat_sp)
149 static inline unsigned long regs_return_value(struct pt_regs *regs) regs_return_value() argument
151 return regs->regs[0]; regs_return_value()
158 static inline int valid_user_regs(struct user_pt_regs *regs) valid_user_regs() argument
160 if (user_mode(regs) && (regs->pstate & PSR_I_BIT) == 0) { valid_user_regs()
161 regs->pstate &= ~(PSR_F_BIT | PSR_A_BIT); valid_user_regs()
164 if (!(regs->pstate & PSR_MODE32_BIT)) valid_user_regs()
165 regs->pstate &= ~COMPAT_PSR_T_BIT; valid_user_regs()
173 regs->pstate &= PSR_f | PSR_s | (PSR_x & ~PSR_A_BIT) | \ valid_user_regs()
176 if (!(regs->pstate & PSR_MODE32_BIT)) { valid_user_regs()
177 regs->pstate &= ~COMPAT_PSR_T_BIT; valid_user_regs()
178 regs->pstate |= PSR_MODE_EL0t; valid_user_regs()
184 #define instruction_pointer(regs) ((unsigned long)(regs)->pc)
187 extern unsigned long profile_pc(struct pt_regs *regs);
189 #define profile_pc(regs) instruction_pointer(regs)
H A Dsyscall.h26 struct pt_regs *regs) syscall_get_nr()
28 return regs->syscallno; syscall_get_nr()
32 struct pt_regs *regs) syscall_rollback()
34 regs->regs[0] = regs->orig_x0; syscall_rollback()
39 struct pt_regs *regs) syscall_get_error()
41 unsigned long error = regs->regs[0]; syscall_get_error()
46 struct pt_regs *regs) syscall_get_return_value()
48 return regs->regs[0]; syscall_get_return_value()
52 struct pt_regs *regs, syscall_set_return_value()
55 regs->regs[0] = (long) error ? error : val; syscall_set_return_value()
61 struct pt_regs *regs, syscall_get_arguments()
77 args[0] = regs->orig_x0; syscall_get_arguments()
83 memcpy(args, &regs->regs[i], n * sizeof(args[0])); syscall_get_arguments()
87 struct pt_regs *regs, syscall_set_arguments()
101 regs->orig_x0 = args[0]; syscall_set_arguments()
107 memcpy(&regs->regs[i], args, n * sizeof(args[0])); syscall_set_arguments()
25 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
31 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
38 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
45 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
51 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
60 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
86 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
/linux-4.1.27/arch/powerpc/lib/
H A Dsstep.c63 static int __kprobes branch_taken(unsigned int instr, struct pt_regs *regs) branch_taken() argument
70 --regs->ctr; branch_taken()
71 if (((bo >> 1) & 1) ^ (regs->ctr == 0)) branch_taken()
77 if (((regs->ccr >> (31 - bi)) & 1) != ((bo >> 3) & 1)) branch_taken()
84 static long __kprobes address_ok(struct pt_regs *regs, unsigned long ea, int nb) address_ok() argument
86 if (!user_mode(regs)) address_ok()
94 static unsigned long __kprobes dform_ea(unsigned int instr, struct pt_regs *regs) dform_ea() argument
102 ea += regs->gpr[ra]; dform_ea()
104 return truncate_if_32bit(regs->msr, ea); dform_ea()
111 static unsigned long __kprobes dsform_ea(unsigned int instr, struct pt_regs *regs) dsform_ea() argument
119 ea += regs->gpr[ra]; dsform_ea()
121 return truncate_if_32bit(regs->msr, ea); dsform_ea()
129 struct pt_regs *regs) xform_ea()
136 ea = regs->gpr[rb]; xform_ea()
138 ea += regs->gpr[ra]; xform_ea()
140 return truncate_if_32bit(regs->msr, ea); xform_ea()
200 int nb, struct pt_regs *regs) read_mem_unaligned()
251 struct pt_regs *regs) read_mem()
253 if (!address_ok(regs, ea, nb)) read_mem()
257 return read_mem_unaligned(dest, ea, nb, regs); read_mem()
285 int nb, struct pt_regs *regs) write_mem_unaligned()
328 struct pt_regs *regs) write_mem()
330 if (!address_ok(regs, ea, nb)) write_mem()
334 return write_mem_unaligned(val, ea, nb, regs); write_mem()
344 struct pt_regs *regs) do_fp_load()
363 if (!address_ok(regs, ea, nb)) do_fp_load()
369 err = read_mem_unaligned(&data.ul[0], ea, nb, regs); do_fp_load()
374 err = read_mem_unaligned(&data.ul[0], ea, 4, regs); do_fp_load()
376 err = read_mem_unaligned(&data.ul[1], ea + 4, 4, regs); do_fp_load()
385 struct pt_regs *regs) do_fp_store()
404 if (!address_ok(regs, ea, nb)) do_fp_store()
415 err = write_mem_unaligned(data.ul[0], ea, nb, regs); do_fp_store()
421 err = write_mem_unaligned(data.ul[0], ea, 4, regs); do_fp_store()
423 err = write_mem_unaligned(data.ul[1], ea + 4, 4, regs); do_fp_store()
432 unsigned long ea, struct pt_regs *regs) do_vec_load()
434 if (!address_ok(regs, ea & ~0xfUL, 16)) do_vec_load()
440 unsigned long ea, struct pt_regs *regs) do_vec_store()
442 if (!address_ok(regs, ea & ~0xfUL, 16)) do_vec_store()
450 unsigned long ea, struct pt_regs *regs) do_vsx_load()
455 if (!address_ok(regs, ea, 16)) do_vsx_load()
459 err = read_mem_unaligned(&val[0], ea, 8, regs); do_vsx_load()
461 err = read_mem_unaligned(&val[1], ea + 8, 8, regs); do_vsx_load()
468 unsigned long ea, struct pt_regs *regs) do_vsx_store()
473 if (!address_ok(regs, ea, 16)) do_vsx_store()
480 err = write_mem_unaligned(val[0], ea, 8, regs); do_vsx_store()
482 err = write_mem_unaligned(val[1], ea + 8, 8, regs); do_vsx_store()
533 static void __kprobes set_cr0(struct pt_regs *regs, int rd) set_cr0() argument
535 long val = regs->gpr[rd]; set_cr0()
537 regs->ccr = (regs->ccr & 0x0fffffff) | ((regs->xer >> 3) & 0x10000000); set_cr0()
539 if (!(regs->msr & MSR_64BIT)) set_cr0()
543 regs->ccr |= 0x80000000; set_cr0()
545 regs->ccr |= 0x40000000; set_cr0()
547 regs->ccr |= 0x20000000; set_cr0()
550 static void __kprobes add_with_carry(struct pt_regs *regs, int rd, add_with_carry() argument
558 regs->gpr[rd] = val; add_with_carry()
560 if (!(regs->msr & MSR_64BIT)) { add_with_carry()
566 regs->xer |= XER_CA; add_with_carry()
568 regs->xer &= ~XER_CA; add_with_carry()
571 static void __kprobes do_cmp_signed(struct pt_regs *regs, long v1, long v2, do_cmp_signed() argument
576 crval = (regs->xer >> 31) & 1; /* get SO bit */ do_cmp_signed()
584 regs->ccr = (regs->ccr & ~(0xf << shift)) | (crval << shift); do_cmp_signed()
587 static void __kprobes do_cmp_unsigned(struct pt_regs *regs, unsigned long v1, do_cmp_unsigned() argument
592 crval = (regs->xer >> 31) & 1; /* get SO bit */ do_cmp_unsigned()
600 regs->ccr = (regs->ccr & ~(0xf << shift)) | (crval << shift); do_cmp_unsigned()
637 * modifying *regs (i.e. integer arithmetic and logical instructions,
642 int __kprobes analyse_instr(struct instruction_op *op, struct pt_regs *regs, analyse_instr() argument
659 imm += regs->nip; analyse_instr()
660 regs->nip += 4; analyse_instr()
661 regs->nip = truncate_if_32bit(regs->msr, regs->nip); analyse_instr()
663 regs->link = regs->nip; analyse_instr()
664 if (branch_taken(instr, regs)) analyse_instr()
665 regs->nip = truncate_if_32bit(regs->msr, imm); analyse_instr()
681 imm += regs->nip; analyse_instr()
683 regs->link = truncate_if_32bit(regs->msr, regs->nip + 4); analyse_instr()
684 imm = truncate_if_32bit(regs->msr, imm); analyse_instr()
685 regs->nip = imm; analyse_instr()
692 val = (regs->ccr >> ra) & 0xf; analyse_instr()
693 regs->ccr = (regs->ccr & ~(0xfUL << rd)) | (val << rd); analyse_instr()
699 imm = (instr & 0x400)? regs->ctr: regs->link; analyse_instr()
700 regs->nip = truncate_if_32bit(regs->msr, regs->nip + 4); analyse_instr()
701 imm = truncate_if_32bit(regs->msr, imm); analyse_instr()
703 regs->link = regs->nip; analyse_instr()
704 if (branch_taken(instr, regs)) analyse_instr()
705 regs->nip = imm; analyse_instr()
709 if (regs->msr & MSR_PR) analyse_instr()
730 ra = (regs->ccr >> (31 - ra)) & 1; analyse_instr()
731 rb = (regs->ccr >> (31 - rb)) & 1; analyse_instr()
733 regs->ccr = (regs->ccr & ~(1UL << (31 - rd))) | analyse_instr()
763 /* Following cases refer to regs->gpr[], so we need all regs */ analyse_instr()
764 if (!FULL_REGS(regs)) analyse_instr()
774 if (rd & trap_compare(regs->gpr[ra], (short) instr)) analyse_instr()
779 if (rd & trap_compare((int)regs->gpr[ra], (short) instr)) analyse_instr()
784 regs->gpr[rd] = regs->gpr[ra] * (short) instr; analyse_instr()
789 add_with_carry(regs, rd, ~regs->gpr[ra], imm, 1); analyse_instr()
794 val = regs->gpr[ra]; analyse_instr()
799 do_cmp_unsigned(regs, val, imm, rd >> 2); analyse_instr()
804 val = regs->gpr[ra]; analyse_instr()
809 do_cmp_signed(regs, val, imm, rd >> 2); analyse_instr()
814 add_with_carry(regs, rd, regs->gpr[ra], imm, 0); analyse_instr()
819 add_with_carry(regs, rd, regs->gpr[ra], imm, 0); analyse_instr()
820 set_cr0(regs, rd); analyse_instr()
826 imm += regs->gpr[ra]; analyse_instr()
827 regs->gpr[rd] = imm; analyse_instr()
833 imm += regs->gpr[ra]; analyse_instr()
834 regs->gpr[rd] = imm; analyse_instr()
840 val = DATA32(regs->gpr[rd]); analyse_instr()
842 regs->gpr[ra] = (regs->gpr[ra] & ~imm) | (ROTATE(val, rb) & imm); analyse_instr()
848 val = DATA32(regs->gpr[rd]); analyse_instr()
849 regs->gpr[ra] = ROTATE(val, rb) & MASK32(mb, me); analyse_instr()
855 rb = regs->gpr[rb] & 0x1f; analyse_instr()
856 val = DATA32(regs->gpr[rd]); analyse_instr()
857 regs->gpr[ra] = ROTATE(val, rb) & MASK32(mb, me); analyse_instr()
862 regs->gpr[ra] = regs->gpr[rd] | imm; analyse_instr()
867 regs->gpr[ra] = regs->gpr[rd] | (imm << 16); analyse_instr()
872 regs->gpr[ra] = regs->gpr[rd] ^ imm; analyse_instr()
877 regs->gpr[ra] = regs->gpr[rd] ^ (imm << 16); analyse_instr()
882 regs->gpr[ra] = regs->gpr[rd] & imm; analyse_instr()
883 set_cr0(regs, ra); analyse_instr()
888 regs->gpr[ra] = regs->gpr[rd] & (imm << 16); analyse_instr()
889 set_cr0(regs, ra); analyse_instr()
895 val = regs->gpr[rd]; analyse_instr()
901 regs->gpr[ra] = val & MASK64_L(mb); analyse_instr()
904 regs->gpr[ra] = val & MASK64_R(mb); analyse_instr()
907 regs->gpr[ra] = val & MASK64(mb, 63 - sh); analyse_instr()
911 regs->gpr[ra] = (regs->gpr[ra] & ~imm) | analyse_instr()
916 sh = regs->gpr[rb] & 0x3f; analyse_instr()
920 regs->gpr[ra] = val & MASK64_L(mb); analyse_instr()
923 regs->gpr[ra] = val & MASK64_R(mb); analyse_instr()
933 (rd & trap_compare((int)regs->gpr[ra], analyse_instr()
934 (int)regs->gpr[rb]))) analyse_instr()
939 if (rd & trap_compare(regs->gpr[ra], regs->gpr[rb])) analyse_instr()
944 if (regs->msr & MSR_PR) analyse_instr()
950 if (regs->msr & MSR_PR) analyse_instr()
958 if (regs->msr & MSR_PR) analyse_instr()
970 regs->gpr[rd] = regs->ccr; analyse_instr()
971 regs->gpr[rd] &= 0xffffffffUL; analyse_instr()
976 val = regs->gpr[rd]; analyse_instr()
979 regs->ccr = (regs->ccr & ~imm) | analyse_instr()
989 regs->gpr[rd] = regs->xer; analyse_instr()
990 regs->gpr[rd] &= 0xffffffffUL; analyse_instr()
993 regs->gpr[rd] = regs->link; analyse_instr()
996 regs->gpr[rd] = regs->ctr; analyse_instr()
1010 regs->xer = (regs->gpr[rd] & 0xffffffffUL); analyse_instr()
1013 regs->link = regs->gpr[rd]; analyse_instr()
1016 regs->ctr = regs->gpr[rd]; analyse_instr()
1020 op->val = regs->gpr[rd]; analyse_instr()
1030 val = regs->gpr[ra]; analyse_instr()
1031 val2 = regs->gpr[rb]; analyse_instr()
1039 do_cmp_signed(regs, val, val2, rd >> 2); analyse_instr()
1043 val = regs->gpr[ra]; analyse_instr()
1044 val2 = regs->gpr[rb]; analyse_instr()
1052 do_cmp_unsigned(regs, val, val2, rd >> 2); analyse_instr()
1059 add_with_carry(regs, rd, ~regs->gpr[ra], analyse_instr()
1060 regs->gpr[rb], 1); analyse_instr()
1064 asm("mulhdu %0,%1,%2" : "=r" (regs->gpr[rd]) : analyse_instr()
1065 "r" (regs->gpr[ra]), "r" (regs->gpr[rb])); analyse_instr()
1069 add_with_carry(regs, rd, regs->gpr[ra], analyse_instr()
1070 regs->gpr[rb], 0); analyse_instr()
1074 asm("mulhwu %0,%1,%2" : "=r" (regs->gpr[rd]) : analyse_instr()
1075 "r" (regs->gpr[ra]), "r" (regs->gpr[rb])); analyse_instr()
1079 regs->gpr[rd] = regs->gpr[rb] - regs->gpr[ra]; analyse_instr()
1083 asm("mulhd %0,%1,%2" : "=r" (regs->gpr[rd]) : analyse_instr()
1084 "r" (regs->gpr[ra]), "r" (regs->gpr[rb])); analyse_instr()
1088 asm("mulhw %0,%1,%2" : "=r" (regs->gpr[rd]) : analyse_instr()
1089 "r" (regs->gpr[ra]), "r" (regs->gpr[rb])); analyse_instr()
1093 regs->gpr[rd] = -regs->gpr[ra]; analyse_instr()
1097 add_with_carry(regs, rd, ~regs->gpr[ra], regs->gpr[rb], analyse_instr()
1098 regs->xer & XER_CA); analyse_instr()
1102 add_with_carry(regs, rd, regs->gpr[ra], regs->gpr[rb], analyse_instr()
1103 regs->xer & XER_CA); analyse_instr()
1107 add_with_carry(regs, rd, ~regs->gpr[ra], 0L, analyse_instr()
1108 regs->xer & XER_CA); analyse_instr()
1112 add_with_carry(regs, rd, regs->gpr[ra], 0L, analyse_instr()
1113 regs->xer & XER_CA); analyse_instr()
1117 add_with_carry(regs, rd, ~regs->gpr[ra], -1L, analyse_instr()
1118 regs->xer & XER_CA); analyse_instr()
1122 regs->gpr[rd] = regs->gpr[ra] * regs->gpr[rb]; analyse_instr()
1126 add_with_carry(regs, rd, regs->gpr[ra], -1L, analyse_instr()
1127 regs->xer & XER_CA); analyse_instr()
1131 regs->gpr[rd] = (unsigned int) regs->gpr[ra] * analyse_instr()
1132 (unsigned int) regs->gpr[rb]; analyse_instr()
1136 regs->gpr[rd] = regs->gpr[ra] + regs->gpr[rb]; analyse_instr()
1140 regs->gpr[rd] = regs->gpr[ra] / regs->gpr[rb]; analyse_instr()
1144 regs->gpr[rd] = (unsigned int) regs->gpr[ra] / analyse_instr()
1145 (unsigned int) regs->gpr[rb]; analyse_instr()
1149 regs->gpr[rd] = (long int) regs->gpr[ra] / analyse_instr()
1150 (long int) regs->gpr[rb]; analyse_instr()
1154 regs->gpr[rd] = (int) regs->gpr[ra] / analyse_instr()
1155 (int) regs->gpr[rb]; analyse_instr()
1163 asm("cntlzw %0,%1" : "=r" (regs->gpr[ra]) : analyse_instr()
1164 "r" (regs->gpr[rd])); analyse_instr()
1168 asm("cntlzd %0,%1" : "=r" (regs->gpr[ra]) : analyse_instr()
1169 "r" (regs->gpr[rd])); analyse_instr()
1173 regs->gpr[ra] = regs->gpr[rd] & regs->gpr[rb]; analyse_instr()
1177 regs->gpr[ra] = regs->gpr[rd] & ~regs->gpr[rb]; analyse_instr()
1181 regs->gpr[ra] = ~(regs->gpr[rd] | regs->gpr[rb]); analyse_instr()
1185 regs->gpr[ra] = ~(regs->gpr[rd] ^ regs->gpr[rb]); analyse_instr()
1189 regs->gpr[ra] = regs->gpr[rd] ^ regs->gpr[rb]; analyse_instr()
1193 regs->gpr[ra] = regs->gpr[rd] | ~regs->gpr[rb]; analyse_instr()
1197 regs->gpr[ra] = regs->gpr[rd] | regs->gpr[rb]; analyse_instr()
1201 regs->gpr[ra] = ~(regs->gpr[rd] & regs->gpr[rb]); analyse_instr()
1205 regs->gpr[ra] = (signed short) regs->gpr[rd]; analyse_instr()
1209 regs->gpr[ra] = (signed char) regs->gpr[rd]; analyse_instr()
1213 regs->gpr[ra] = (signed int) regs->gpr[rd]; analyse_instr()
1221 sh = regs->gpr[rb] & 0x3f; analyse_instr()
1223 regs->gpr[ra] = (regs->gpr[rd] << sh) & 0xffffffffUL; analyse_instr()
1225 regs->gpr[ra] = 0; analyse_instr()
1229 sh = regs->gpr[rb] & 0x3f; analyse_instr()
1231 regs->gpr[ra] = (regs->gpr[rd] & 0xffffffffUL) >> sh; analyse_instr()
1233 regs->gpr[ra] = 0; analyse_instr()
1237 sh = regs->gpr[rb] & 0x3f; analyse_instr()
1238 ival = (signed int) regs->gpr[rd]; analyse_instr()
1239 regs->gpr[ra] = ival >> (sh < 32 ? sh : 31); analyse_instr()
1241 regs->xer |= XER_CA; analyse_instr()
1243 regs->xer &= ~XER_CA; analyse_instr()
1248 ival = (signed int) regs->gpr[rd]; analyse_instr()
1249 regs->gpr[ra] = ival >> sh; analyse_instr()
1251 regs->xer |= XER_CA; analyse_instr()
1253 regs->xer &= ~XER_CA; analyse_instr()
1258 sh = regs->gpr[rb] & 0x7f; analyse_instr()
1260 regs->gpr[ra] = regs->gpr[rd] << sh; analyse_instr()
1262 regs->gpr[ra] = 0; analyse_instr()
1266 sh = regs->gpr[rb] & 0x7f; analyse_instr()
1268 regs->gpr[ra] = regs->gpr[rd] >> sh; analyse_instr()
1270 regs->gpr[ra] = 0; analyse_instr()
1274 sh = regs->gpr[rb] & 0x7f; analyse_instr()
1275 ival = (signed long int) regs->gpr[rd]; analyse_instr()
1276 regs->gpr[ra] = ival >> (sh < 64 ? sh : 63); analyse_instr()
1278 regs->xer |= XER_CA; analyse_instr()
1280 regs->xer &= ~XER_CA; analyse_instr()
1286 ival = (signed long int) regs->gpr[rd]; analyse_instr()
1287 regs->gpr[ra] = ival >> sh; analyse_instr()
1289 regs->xer |= XER_CA; analyse_instr()
1291 regs->xer &= ~XER_CA; analyse_instr()
1300 op->ea = xform_ea(instr, regs); analyse_instr()
1305 op->ea = xform_ea(instr, regs); analyse_instr()
1310 op->ea = xform_ea(instr, regs); analyse_instr()
1316 op->ea = xform_ea(instr, regs); analyse_instr()
1322 op->ea = xform_ea(instr, regs); analyse_instr()
1334 op->val = regs->gpr[rd]; analyse_instr()
1340 op->ea = xform_ea(instr, regs); analyse_instr()
1378 if (!(regs->msr & MSR_VEC)) analyse_instr()
1385 if (!(regs->msr & MSR_VEC)) analyse_instr()
1437 op->type = MKOP(LOAD_MULTI, 0, regs->xer & 0x7f); analyse_instr()
1450 op->ea = truncate_if_32bit(regs->msr, analyse_instr()
1451 regs->gpr[ra]); analyse_instr()
1457 if (!(regs->msr & MSR_FP)) analyse_instr()
1464 if (!(regs->msr & MSR_FP)) analyse_instr()
1471 if (!(regs->msr & MSR_FP)) analyse_instr()
1478 if (!(regs->msr & MSR_FP)) analyse_instr()
1487 op->val = byterev_8(regs->gpr[rd]); analyse_instr()
1492 op->type = MKOP(STORE_MULTI, 0, regs->xer & 0x7f); analyse_instr()
1497 op->val = byterev_4(regs->gpr[rd]); analyse_instr()
1506 op->ea = truncate_if_32bit(regs->msr, analyse_instr()
1507 regs->gpr[ra]); analyse_instr()
1516 op->val = byterev_2(regs->gpr[rd]); analyse_instr()
1522 if (!(regs->msr & MSR_VSX)) analyse_instr()
1530 if (!(regs->msr & MSR_VSX)) analyse_instr()
1543 op->ea = dform_ea(instr, regs); analyse_instr()
1549 op->ea = dform_ea(instr, regs); analyse_instr()
1555 op->ea = dform_ea(instr, regs); analyse_instr()
1561 op->ea = dform_ea(instr, regs); analyse_instr()
1567 op->ea = dform_ea(instr, regs); analyse_instr()
1573 op->ea = dform_ea(instr, regs); analyse_instr()
1579 op->ea = dform_ea(instr, regs); analyse_instr()
1586 op->ea = dform_ea(instr, regs); analyse_instr()
1591 op->ea = dform_ea(instr, regs); analyse_instr()
1597 if (!(regs->msr & MSR_FP)) analyse_instr()
1600 op->ea = dform_ea(instr, regs); analyse_instr()
1605 if (!(regs->msr & MSR_FP)) analyse_instr()
1608 op->ea = dform_ea(instr, regs); analyse_instr()
1613 if (!(regs->msr & MSR_FP)) analyse_instr()
1616 op->ea = dform_ea(instr, regs); analyse_instr()
1621 if (!(regs->msr & MSR_FP)) analyse_instr()
1624 op->ea = dform_ea(instr, regs); analyse_instr()
1630 op->ea = dsform_ea(instr, regs); analyse_instr()
1645 op->ea = dsform_ea(instr, regs); analyse_instr()
1662 set_cr0(regs, ra); analyse_instr()
1667 set_cr0(regs, rd); analyse_instr()
1670 regs->nip = truncate_if_32bit(regs->msr, regs->nip + 4); analyse_instr()
1711 static __kprobes int handle_stack_update(unsigned long ea, struct pt_regs *regs) handle_stack_update() argument
1767 int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr) emulate_step() argument
1775 r = analyse_instr(&op, regs, instr); emulate_step()
1783 if (!address_ok(regs, op.ea, 8)) emulate_step()
1809 if (regs->msr & MSR_LE) emulate_step()
1814 if (!address_ok(regs, op.ea, size)) emulate_step()
1828 regs->gpr[op.reg] = val; emulate_step()
1832 if (regs->msr & MSR_LE) emulate_step()
1837 if (!address_ok(regs, op.ea, size)) emulate_step()
1851 regs->ccr = (regs->ccr & 0x0fffffff) | emulate_step()
1853 ((regs->xer >> 3) & 0x10000000); emulate_step()
1857 if (regs->msr & MSR_LE) emulate_step()
1859 err = read_mem(&regs->gpr[op.reg], op.ea, size, regs); emulate_step()
1862 do_signext(&regs->gpr[op.reg], size); emulate_step()
1864 do_byterev(&regs->gpr[op.reg], size); emulate_step()
1870 if (regs->msr & MSR_LE) emulate_step()
1873 err = do_fp_load(op.reg, do_lfs, op.ea, size, regs); emulate_step()
1875 err = do_fp_load(op.reg, do_lfd, op.ea, size, regs); emulate_step()
1880 if (regs->msr & MSR_LE) emulate_step()
1882 err = do_vec_load(op.reg, do_lvx, op.ea & ~0xfUL, regs); emulate_step()
1887 if (regs->msr & MSR_LE) emulate_step()
1889 err = do_vsx_load(op.reg, do_lxvd2x, op.ea, regs); emulate_step()
1893 if (regs->msr & MSR_LE) emulate_step()
1900 err = read_mem(&regs->gpr[rd], op.ea, nb, regs); emulate_step()
1904 regs->gpr[rd] <<= 32 - 8 * nb; emulate_step()
1911 if (regs->msr & MSR_LE) emulate_step()
1915 !(regs->msr & MSR_PR) && emulate_step()
1916 op.ea >= regs->gpr[1] - STACK_INT_FRAME_SIZE) { emulate_step()
1917 err = handle_stack_update(op.ea, regs); emulate_step()
1920 err = write_mem(op.val, op.ea, size, regs); emulate_step()
1925 if (regs->msr & MSR_LE) emulate_step()
1928 err = do_fp_store(op.reg, do_stfs, op.ea, size, regs); emulate_step()
1930 err = do_fp_store(op.reg, do_stfd, op.ea, size, regs); emulate_step()
1935 if (regs->msr & MSR_LE) emulate_step()
1937 err = do_vec_store(op.reg, do_stvx, op.ea & ~0xfUL, regs); emulate_step()
1942 if (regs->msr & MSR_LE) emulate_step()
1944 err = do_vsx_store(op.reg, do_stxvd2x, op.ea, regs); emulate_step()
1948 if (regs->msr & MSR_LE) emulate_step()
1952 val = regs->gpr[rd]; emulate_step()
1958 err = write_mem(val, op.ea, nb, regs); emulate_step()
1967 regs->gpr[op.reg] = regs->msr & MSR_MASK; emulate_step()
1971 val = regs->gpr[op.reg]; emulate_step()
1976 regs->msr = (regs->msr & ~op.val) | (val & op.val); emulate_step()
1986 if (regs->gpr[0] == 0x1ebe && emulate_step()
1988 regs->msr ^= MSR_LE; emulate_step()
1991 regs->gpr[9] = regs->gpr[13]; emulate_step()
1992 regs->gpr[10] = MSR_KERNEL; emulate_step()
1993 regs->gpr[11] = regs->nip + 4; emulate_step()
1994 regs->gpr[12] = regs->msr & MSR_MASK; emulate_step()
1995 regs->gpr[13] = (unsigned long) get_paca(); emulate_step()
1996 regs->nip = (unsigned long) &system_call_common; emulate_step()
1997 regs->msr = MSR_KERNEL; emulate_step()
2010 regs->gpr[op.update_reg] = op.ea; emulate_step()
2013 regs->nip = truncate_if_32bit(regs->msr, regs->nip + 4); emulate_step()
128 xform_ea(unsigned int instr, struct pt_regs *regs) xform_ea() argument
199 read_mem_unaligned(unsigned long *dest, unsigned long ea, int nb, struct pt_regs *regs) read_mem_unaligned() argument
250 read_mem(unsigned long *dest, unsigned long ea, int nb, struct pt_regs *regs) read_mem() argument
284 write_mem_unaligned(unsigned long val, unsigned long ea, int nb, struct pt_regs *regs) write_mem_unaligned() argument
327 write_mem(unsigned long val, unsigned long ea, int nb, struct pt_regs *regs) write_mem() argument
342 do_fp_load(int rn, int (*func)(int, unsigned long), unsigned long ea, int nb, struct pt_regs *regs) do_fp_load() argument
383 do_fp_store(int rn, int (*func)(int, unsigned long), unsigned long ea, int nb, struct pt_regs *regs) do_fp_store() argument
431 do_vec_load(int rn, int (*func)(int, unsigned long), unsigned long ea, struct pt_regs *regs) do_vec_load() argument
439 do_vec_store(int rn, int (*func)(int, unsigned long), unsigned long ea, struct pt_regs *regs) do_vec_store() argument
449 do_vsx_load(int rn, int (*func)(int, unsigned long), unsigned long ea, struct pt_regs *regs) do_vsx_load() argument
467 do_vsx_store(int rn, int (*func)(int, unsigned long), unsigned long ea, struct pt_regs *regs) do_vsx_store() argument
/linux-4.1.27/arch/nios2/kernel/
H A Dsignal.c37 static inline int rt_restore_ucontext(struct pt_regs *regs, rt_restore_ucontext() argument
52 err |= __get_user(regs->r1, &gregs[0]); rt_restore_ucontext()
53 err |= __get_user(regs->r2, &gregs[1]); rt_restore_ucontext()
54 err |= __get_user(regs->r3, &gregs[2]); rt_restore_ucontext()
55 err |= __get_user(regs->r4, &gregs[3]); rt_restore_ucontext()
56 err |= __get_user(regs->r5, &gregs[4]); rt_restore_ucontext()
57 err |= __get_user(regs->r6, &gregs[5]); rt_restore_ucontext()
58 err |= __get_user(regs->r7, &gregs[6]); rt_restore_ucontext()
59 err |= __get_user(regs->r8, &gregs[7]); rt_restore_ucontext()
60 err |= __get_user(regs->r9, &gregs[8]); rt_restore_ucontext()
61 err |= __get_user(regs->r10, &gregs[9]); rt_restore_ucontext()
62 err |= __get_user(regs->r11, &gregs[10]); rt_restore_ucontext()
63 err |= __get_user(regs->r12, &gregs[11]); rt_restore_ucontext()
64 err |= __get_user(regs->r13, &gregs[12]); rt_restore_ucontext()
65 err |= __get_user(regs->r14, &gregs[13]); rt_restore_ucontext()
66 err |= __get_user(regs->r15, &gregs[14]); rt_restore_ucontext()
83 err |= __get_user(regs->ea, &gregs[27]); rt_restore_ucontext()
85 err |= __get_user(regs->ra, &gregs[23]); rt_restore_ucontext()
86 err |= __get_user(regs->sp, &gregs[28]); rt_restore_ucontext()
88 regs->orig_r2 = -1; /* disable syscall checks */ rt_restore_ucontext()
94 *pr2 = regs->r2; rt_restore_ucontext()
103 struct pt_regs *regs = (struct pt_regs *)(sw + 1); do_rt_sigreturn() local
105 struct rt_sigframe *frame = (struct rt_sigframe *) regs->sp; do_rt_sigreturn()
117 if (rt_restore_ucontext(regs, sw, &frame->uc, &rval)) do_rt_sigreturn()
127 static inline int rt_setup_ucontext(struct ucontext *uc, struct pt_regs *regs) rt_setup_ucontext() argument
129 struct switch_stack *sw = (struct switch_stack *)regs - 1; rt_setup_ucontext()
134 err |= __put_user(regs->r1, &gregs[0]); rt_setup_ucontext()
135 err |= __put_user(regs->r2, &gregs[1]); rt_setup_ucontext()
136 err |= __put_user(regs->r3, &gregs[2]); rt_setup_ucontext()
137 err |= __put_user(regs->r4, &gregs[3]); rt_setup_ucontext()
138 err |= __put_user(regs->r5, &gregs[4]); rt_setup_ucontext()
139 err |= __put_user(regs->r6, &gregs[5]); rt_setup_ucontext()
140 err |= __put_user(regs->r7, &gregs[6]); rt_setup_ucontext()
141 err |= __put_user(regs->r8, &gregs[7]); rt_setup_ucontext()
142 err |= __put_user(regs->r9, &gregs[8]); rt_setup_ucontext()
143 err |= __put_user(regs->r10, &gregs[9]); rt_setup_ucontext()
144 err |= __put_user(regs->r11, &gregs[10]); rt_setup_ucontext()
145 err |= __put_user(regs->r12, &gregs[11]); rt_setup_ucontext()
146 err |= __put_user(regs->r13, &gregs[12]); rt_setup_ucontext()
147 err |= __put_user(regs->r14, &gregs[13]); rt_setup_ucontext()
148 err |= __put_user(regs->r15, &gregs[14]); rt_setup_ucontext()
157 err |= __put_user(regs->ra, &gregs[23]); rt_setup_ucontext()
160 err |= __put_user(regs->ea, &gregs[27]); rt_setup_ucontext()
161 err |= __put_user(regs->sp, &gregs[28]); rt_setup_ucontext()
165 static inline void *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, get_sigframe() argument
171 usp = regs->sp; get_sigframe()
181 struct pt_regs *regs) setup_rt_frame()
186 frame = get_sigframe(ksig, regs, sizeof(*frame)); setup_rt_frame()
194 err |= __save_altstack(&frame->uc.uc_stack, regs->sp); setup_rt_frame()
195 err |= rt_setup_ucontext(&frame->uc, regs); setup_rt_frame()
203 regs->ra = (unsigned long) (0x1044); setup_rt_frame()
206 regs->sp = (unsigned long) frame; setup_rt_frame()
207 regs->r4 = (unsigned long) ksig->sig; setup_rt_frame()
208 regs->r5 = (unsigned long) &frame->info; setup_rt_frame()
209 regs->r6 = (unsigned long) &frame->uc; setup_rt_frame()
210 regs->ea = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
221 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
227 ret = setup_rt_frame(ksig, oldset, regs); handle_signal()
232 static int do_signal(struct pt_regs *regs) do_signal() argument
238 current->thread.kregs = regs; do_signal()
243 if (regs->orig_r2 >= 0) { do_signal()
244 continue_addr = regs->ea; do_signal()
246 retval = regs->r2; do_signal()
259 regs->r2 = regs->orig_r2; do_signal()
260 regs->r7 = regs->orig_r7; do_signal()
261 regs->ea = restart_addr; do_signal()
268 if (unlikely(restart && regs->ea == restart_addr)) { do_signal()
273 regs->r2 = EINTR; do_signal()
274 regs->r7 = 1; do_signal()
275 regs->ea = continue_addr; do_signal()
278 handle_signal(&ksig, regs); do_signal()
285 if (unlikely(restart) && regs->ea == restart_addr) { do_signal()
286 regs->ea = continue_addr; do_signal()
287 regs->r2 = __NR_restart_syscall; do_signal()
298 asmlinkage int do_notify_resume(struct pt_regs *regs) do_notify_resume() argument
305 if (!user_mode(regs)) do_notify_resume()
309 int restart = do_signal(regs); do_notify_resume()
320 tracehook_notify_resume(regs); do_notify_resume()
180 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
/linux-4.1.27/arch/m32r/kernel/
H A Dalign.c10 static int get_reg(struct pt_regs *regs, int nr) get_reg() argument
15 val = *(unsigned long *)(&regs->r0 + nr); get_reg()
17 val = *(unsigned long *)(&regs->r4 + (nr - 4)); get_reg()
19 val = *(unsigned long *)(&regs->r7 + (nr - 7)); get_reg()
21 val = *(unsigned long *)(&regs->fp + (nr - 13)); get_reg()
26 static void set_reg(struct pt_regs *regs, int nr, int val) set_reg() argument
29 *(unsigned long *)(&regs->r0 + nr) = val; set_reg()
31 *(unsigned long *)(&regs->r4 + (nr - 4)) = val; set_reg()
33 *(unsigned long *)(&regs->r7 + (nr - 7)) = val; set_reg()
35 *(unsigned long *)(&regs->fp + (nr - 13)) = val; set_reg()
81 static int emu_addi(unsigned short insn, struct pt_regs *regs) emu_addi() argument
87 val = get_reg(regs, dest); emu_addi()
89 set_reg(regs, dest, val); emu_addi()
94 static int emu_ldi(unsigned short insn, struct pt_regs *regs) emu_ldi() argument
98 set_reg(regs, REG1(insn), (int)imm); emu_ldi()
103 static int emu_add(unsigned short insn, struct pt_regs *regs) emu_add() argument
109 val = get_reg(regs, dest); emu_add()
110 val += get_reg(regs, src); emu_add()
111 set_reg(regs, dest, val); emu_add()
116 static int emu_addx(unsigned short insn, struct pt_regs *regs) emu_addx() argument
121 val = regs->psw & PSW_BC ? 1 : 0; emu_addx()
122 tmp = get_reg(regs, dest); emu_addx()
124 val += (unsigned int)get_reg(regs, REG2(insn)); emu_addx()
125 set_reg(regs, dest, val); emu_addx()
129 regs->psw |= PSW_BC; emu_addx()
131 regs->psw &= ~(PSW_BC); emu_addx()
136 static int emu_and(unsigned short insn, struct pt_regs *regs) emu_and() argument
141 val = get_reg(regs, dest); emu_and()
142 val &= get_reg(regs, REG2(insn)); emu_and()
143 set_reg(regs, dest, val); emu_and()
148 static int emu_cmp(unsigned short insn, struct pt_regs *regs) emu_cmp() argument
150 if (get_reg(regs, REG1(insn)) < get_reg(regs, REG2(insn))) emu_cmp()
151 regs->psw |= PSW_BC; emu_cmp()
153 regs->psw &= ~(PSW_BC); emu_cmp()
158 static int emu_cmpeq(unsigned short insn, struct pt_regs *regs) emu_cmpeq() argument
160 if (get_reg(regs, REG1(insn)) == get_reg(regs, REG2(insn))) emu_cmpeq()
161 regs->psw |= PSW_BC; emu_cmpeq()
163 regs->psw &= ~(PSW_BC); emu_cmpeq()
168 static int emu_cmpu(unsigned short insn, struct pt_regs *regs) emu_cmpu() argument
170 if ((unsigned int)get_reg(regs, REG1(insn)) emu_cmpu()
171 < (unsigned int)get_reg(regs, REG2(insn))) emu_cmpu()
172 regs->psw |= PSW_BC; emu_cmpu()
174 regs->psw &= ~(PSW_BC); emu_cmpu()
179 static int emu_cmpz(unsigned short insn, struct pt_regs *regs) emu_cmpz() argument
181 if (!get_reg(regs, REG2(insn))) emu_cmpz()
182 regs->psw |= PSW_BC; emu_cmpz()
184 regs->psw &= ~(PSW_BC); emu_cmpz()
189 static int emu_mv(unsigned short insn, struct pt_regs *regs) emu_mv() argument
193 val = get_reg(regs, REG2(insn)); emu_mv()
194 set_reg(regs, REG1(insn), val); emu_mv()
199 static int emu_neg(unsigned short insn, struct pt_regs *regs) emu_neg() argument
203 val = get_reg(regs, REG2(insn)); emu_neg()
204 set_reg(regs, REG1(insn), 0 - val); emu_neg()
209 static int emu_not(unsigned short insn, struct pt_regs *regs) emu_not() argument
213 val = get_reg(regs, REG2(insn)); emu_not()
214 set_reg(regs, REG1(insn), ~val); emu_not()
219 static int emu_or(unsigned short insn, struct pt_regs *regs) emu_or() argument
224 val = get_reg(regs, dest); emu_or()
225 val |= get_reg(regs, REG2(insn)); emu_or()
226 set_reg(regs, dest, val); emu_or()
231 static int emu_sub(unsigned short insn, struct pt_regs *regs) emu_sub() argument
236 val = get_reg(regs, dest); emu_sub()
237 val -= get_reg(regs, REG2(insn)); emu_sub()
238 set_reg(regs, dest, val); emu_sub()
243 static int emu_subx(unsigned short insn, struct pt_regs *regs) emu_subx() argument
248 val = tmp = get_reg(regs, dest); emu_subx()
249 val -= (unsigned int)get_reg(regs, REG2(insn)); emu_subx()
250 val -= regs->psw & PSW_BC ? 1 : 0; emu_subx()
251 set_reg(regs, dest, val); emu_subx()
255 regs->psw |= PSW_BC; emu_subx()
257 regs->psw &= ~(PSW_BC); emu_subx()
262 static int emu_xor(unsigned short insn, struct pt_regs *regs) emu_xor() argument
267 val = (unsigned int)get_reg(regs, dest); emu_xor()
268 val ^= (unsigned int)get_reg(regs, REG2(insn)); emu_xor()
269 set_reg(regs, dest, val); emu_xor()
274 static int emu_mul(unsigned short insn, struct pt_regs *regs) emu_mul() argument
279 reg1 = get_reg(regs, dest); emu_mul()
280 reg2 = get_reg(regs, REG2(insn)); emu_mul()
287 set_reg(regs, dest, reg1); emu_mul()
292 static int emu_mullo_a0(unsigned short insn, struct pt_regs *regs) emu_mullo_a0() argument
296 reg1 = get_reg(regs, REG1(insn)); emu_mullo_a0()
297 reg2 = get_reg(regs, REG2(insn)); emu_mullo_a0()
306 regs->acc0h = reg1; emu_mullo_a0()
307 regs->acc0l = reg2; emu_mullo_a0()
312 static int emu_mullo_a1(unsigned short insn, struct pt_regs *regs) emu_mullo_a1() argument
316 reg1 = get_reg(regs, REG1(insn)); emu_mullo_a1()
317 reg2 = get_reg(regs, REG2(insn)); emu_mullo_a1()
326 regs->acc1h = reg1; emu_mullo_a1()
327 regs->acc1l = reg2; emu_mullo_a1()
332 static int emu_mvfacmi_a0(unsigned short insn, struct pt_regs *regs) emu_mvfacmi_a0() argument
336 val = (regs->acc0h << 16) | (regs->acc0l >> 16); emu_mvfacmi_a0()
337 set_reg(regs, REG1(insn), (int)val); emu_mvfacmi_a0()
342 static int emu_mvfacmi_a1(unsigned short insn, struct pt_regs *regs) emu_mvfacmi_a1() argument
346 val = (regs->acc1h << 16) | (regs->acc1l >> 16); emu_mvfacmi_a1()
347 set_reg(regs, REG1(insn), (int)val); emu_mvfacmi_a1()
352 static int emu_m32r2(unsigned short insn, struct pt_regs *regs) emu_m32r2() argument
361 res = emu_addi(insn, regs); emu_m32r2()
364 res = emu_ldi(insn, regs); emu_m32r2()
375 res = emu_add(insn, regs); emu_m32r2()
378 res = emu_addx(insn, regs); emu_m32r2()
381 res = emu_and(insn, regs); emu_m32r2()
384 res = emu_cmp(insn, regs); emu_m32r2()
387 res = emu_cmpeq(insn, regs); emu_m32r2()
390 res = emu_cmpu(insn, regs); emu_m32r2()
393 res = emu_cmpz(insn, regs); emu_m32r2()
396 res = emu_mv(insn, regs); emu_m32r2()
399 res = emu_neg(insn, regs); emu_m32r2()
402 res = emu_not(insn, regs); emu_m32r2()
405 res = emu_or(insn, regs); emu_m32r2()
408 res = emu_sub(insn, regs); emu_m32r2()
411 res = emu_subx(insn, regs); emu_m32r2()
414 res = emu_xor(insn, regs); emu_m32r2()
417 res = emu_mul(insn, regs); emu_m32r2()
420 res = emu_mullo_a0(insn, regs); emu_m32r2()
423 res = emu_mullo_a1(insn, regs); emu_m32r2()
434 res = emu_mvfacmi_a0(insn, regs); emu_m32r2()
437 res = emu_mvfacmi_a1(insn, regs); emu_m32r2()
459 static int insn_check(unsigned long insn, struct pt_regs *regs, insn_check() argument
471 regs->bpc += 4; insn_check()
475 if (!(regs->bpc & 0x2) && insn & 0x8000) { insn_check()
476 res = emu_m32r2((unsigned short)insn, regs); insn_check()
477 regs->bpc += 4; insn_check()
480 regs->bpc += 2; insn_check()
486 static int emu_ld(unsigned long insn32, struct pt_regs *regs) emu_ld() argument
495 ucp = (unsigned char *)get_reg(regs, src); emu_ld()
497 if (insn_check(insn32, regs, &ucp)) emu_ld()
511 set_reg(regs, REG1(insn16), val); emu_ld()
515 set_reg(regs, src, (unsigned long)(ucp + 4)); emu_ld()
520 static int emu_st(unsigned long insn32, struct pt_regs *regs) emu_st() argument
530 ucp = (unsigned char *)get_reg(regs, src2); emu_st()
532 if (insn_check(insn32, regs, &ucp)) emu_st()
536 val = get_reg(regs, REG1(insn16)); emu_st()
547 set_reg(regs, src2, (unsigned long)ucp); emu_st()
556 set_reg(regs, src2, (unsigned long)ucp); emu_st()
562 int handle_unaligned_access(unsigned long insn32, struct pt_regs *regs) handle_unaligned_access() argument
574 if ((insn16 & 0x8000) && (regs->bpc & 3)) handle_unaligned_access()
578 res = emu_ld(insn32, regs); handle_unaligned_access()
580 res = emu_st(insn32, regs); handle_unaligned_access()
H A Dsignal.c45 restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, restore_sigcontext() argument
53 #define COPY(x) err |= __get_user(regs->x, &sc->sc_##x) restore_sigcontext()
82 regs->syscall_nr = -1; /* disable syscall checks */ restore_sigcontext()
91 unsigned long r5, unsigned long r6, struct pt_regs *regs) sys_rt_sigreturn()
93 struct rt_sigframe __user *frame = (struct rt_sigframe __user *)regs->spu; sys_rt_sigreturn()
104 if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &result)) sys_rt_sigreturn()
122 setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, setup_sigcontext() argument
127 #define COPY(x) err |= __put_user(regs->x, &sc->sc_##x) setup_sigcontext()
171 struct pt_regs *regs) setup_rt_frame()
177 frame = get_sigframe(ksig, regs->spu, sizeof(*frame)); setup_rt_frame()
195 err |= __save_altstack(&frame->uc.uc_stack, regs->spu); setup_rt_frame()
196 err |= setup_sigcontext(&frame->uc.uc_mcontext, regs, set->sig[0]); setup_rt_frame()
202 regs->lr = (unsigned long)ksig->ka.sa.sa_restorer; setup_rt_frame()
205 regs->spu = (unsigned long)frame; setup_rt_frame()
206 regs->r0 = sig; /* Arg for signal handler */ setup_rt_frame()
207 regs->r1 = (unsigned long)&frame->info; setup_rt_frame()
208 regs->r2 = (unsigned long)&frame->uc; setup_rt_frame()
209 regs->bpc = (unsigned long)ksig->ka.sa.sa_handler; setup_rt_frame()
213 current->comm, current->pid, frame, regs->pc); setup_rt_frame()
219 static int prev_insn(struct pt_regs *regs) prev_insn() argument
222 if (get_user(inst, (u16 __user *)(regs->bpc - 2))) prev_insn()
225 regs->bpc -= 2; prev_insn()
227 regs->bpc -= 4; prev_insn()
228 regs->syscall_nr = -1; prev_insn()
237 handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
242 if (regs->syscall_nr >= 0) { handle_signal()
244 switch (regs->r0) { handle_signal()
247 regs->r0 = -EINTR; handle_signal()
252 regs->r0 = -EINTR; handle_signal()
257 regs->r0 = regs->orig_r0; handle_signal()
258 if (prev_insn(regs) < 0) handle_signal()
264 ret = setup_rt_frame(ksig, sigmask_to_save(), regs); handle_signal()
274 static void do_signal(struct pt_regs *regs) do_signal() argument
284 if (!user_mode(regs)) do_signal()
295 handle_signal(&ksig, regs); do_signal()
301 if (regs->syscall_nr >= 0) { do_signal()
303 if (regs->r0 == -ERESTARTNOHAND || do_signal()
304 regs->r0 == -ERESTARTSYS || do_signal()
305 regs->r0 == -ERESTARTNOINTR) { do_signal()
306 regs->r0 = regs->orig_r0; do_signal()
307 prev_insn(regs); do_signal()
308 } else if (regs->r0 == -ERESTART_RESTARTBLOCK){ do_signal()
309 regs->r0 = regs->orig_r0; do_signal()
310 regs->r7 = __NR_restart_syscall; do_signal()
311 prev_insn(regs); do_signal()
321 void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags) do_notify_resume() argument
329 do_signal(regs); do_notify_resume()
333 tracehook_notify_resume(regs); do_notify_resume()
89 sys_rt_sigreturn(unsigned long r0, unsigned long r1, unsigned long r2, unsigned long r3, unsigned long r4, unsigned long r5, unsigned long r6, struct pt_regs *regs) sys_rt_sigreturn() argument
170 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
H A Dprocess.c73 void show_regs(struct pt_regs * regs) show_regs() argument
79 regs->bpc, regs->psw, regs->lr, regs->fp); show_regs()
81 regs->bbpc, regs->bbpsw, regs->spu, regs->spi); show_regs()
83 regs->r0, regs->r1, regs->r2, regs->r3); show_regs()
85 regs->r4, regs->r5, regs->r6, regs->r7); show_regs()
87 regs->r8, regs->r9, regs->r10, regs->r11); show_regs()
89 regs->r12); show_regs()
93 regs->acc0h, regs->acc0l); show_regs()
95 regs->acc1h, regs->acc1l); show_regs()
98 regs->acc0h, regs->acc0l); show_regs()
126 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) dump_fpu() argument
/linux-4.1.27/arch/openrisc/kernel/
H A Dtraps.c108 void show_registers(struct pt_regs *regs) show_registers() argument
114 esp = (unsigned long)(&regs->sp); show_registers()
115 if (user_mode(regs)) show_registers()
120 smp_processor_id(), regs->pc, regs->sr, regs->sp); show_registers()
122 0L, regs->gpr[1], regs->gpr[2], regs->gpr[3]); show_registers()
124 regs->gpr[4], regs->gpr[5], regs->gpr[6], regs->gpr[7]); show_registers()
126 regs->gpr[8], regs->gpr[9], regs->gpr[10], regs->gpr[11]); show_registers()
128 regs->gpr[12], regs->gpr[13], regs->gpr[14], regs->gpr[15]); show_registers()
130 regs->gpr[16], regs->gpr[17], regs->gpr[18], regs->gpr[19]); show_registers()
132 regs->gpr[20], regs->gpr[21], regs->gpr[22], regs->gpr[23]); show_registers()
134 regs->gpr[24], regs->gpr[25], regs->gpr[26], regs->gpr[27]); show_registers()
136 regs->gpr[28], regs->gpr[29], regs->gpr[30], regs->gpr[31]); show_registers()
138 regs->gpr[11], regs->orig_gpr11); show_registers()
152 if (regs->pc < PAGE_OFFSET) show_registers()
157 if (__get_user(c, &((unsigned char *)regs->pc)[i])) { show_registers()
172 void nommu_dump_state(struct pt_regs *regs, nommu_dump_state() argument
176 unsigned long addr, stack = regs->sp; nommu_dump_state()
182 0, regs->pc, regs->sr, regs->sp); nommu_dump_state()
184 0L, regs->gpr[1], regs->gpr[2], regs->gpr[3]); nommu_dump_state()
186 regs->gpr[4], regs->gpr[5], regs->gpr[6], regs->gpr[7]); nommu_dump_state()
188 regs->gpr[8], regs->gpr[9], regs->gpr[10], regs->gpr[11]); nommu_dump_state()
190 regs->gpr[12], regs->gpr[13], regs->gpr[14], regs->gpr[15]); nommu_dump_state()
192 regs->gpr[16], regs->gpr[17], regs->gpr[18], regs->gpr[19]); nommu_dump_state()
194 regs->gpr[20], regs->gpr[21], regs->gpr[22], regs->gpr[23]); nommu_dump_state()
196 regs->gpr[24], regs->gpr[25], regs->gpr[26], regs->gpr[27]); nommu_dump_state()
198 regs->gpr[28], regs->gpr[29], regs->gpr[30], regs->gpr[31]); nommu_dump_state()
200 regs->gpr[11], regs->orig_gpr11); nommu_dump_state()
238 c = ((unsigned char *)(__pa(regs->pc)))[i]; nommu_dump_state()
249 void die(const char *str, struct pt_regs *regs, long err) die() argument
254 show_registers(regs); die()
268 void die_if_kernel(const char *str, struct pt_regs *regs, long err) die_if_kernel() argument
270 if (user_mode(regs)) die_if_kernel()
273 die(str, regs, err); die_if_kernel()
276 void unhandled_exception(struct pt_regs *regs, int ea, int vector) unhandled_exception() argument
280 die("Oops", regs, 9); unhandled_exception()
288 asmlinkage void do_trap(struct pt_regs *regs, unsigned long address) do_trap() argument
297 regs->pc += 4; do_trap()
300 asmlinkage void do_unaligned_access(struct pt_regs *regs, unsigned long address) do_unaligned_access() argument
304 if (user_mode(regs)) { do_unaligned_access()
313 show_registers(regs); do_unaligned_access()
314 die("Die:", regs, address); do_unaligned_access()
319 asmlinkage void do_bus_fault(struct pt_regs *regs, unsigned long address) do_bus_fault() argument
323 if (user_mode(regs)) { do_bus_fault()
332 show_registers(regs); do_bus_fault()
333 die("Die:", regs, address); do_bus_fault()
337 asmlinkage void do_illegal_instruction(struct pt_regs *regs, do_illegal_instruction() argument
342 if (user_mode(regs)) { do_illegal_instruction()
352 show_registers(regs); do_illegal_instruction()
353 die("Die:", regs, address); do_illegal_instruction()
H A Dsignal.c43 static int restore_sigcontext(struct pt_regs *regs, restore_sigcontext() argument
52 * Restore the regs from &sc->regs. restore_sigcontext()
56 err |= __copy_from_user(regs, sc->regs.gpr, 32 * sizeof(unsigned long)); restore_sigcontext()
57 err |= __copy_from_user(&regs->pc, &sc->regs.pc, sizeof(unsigned long)); restore_sigcontext()
58 err |= __copy_from_user(&regs->sr, &sc->regs.sr, sizeof(unsigned long)); restore_sigcontext()
61 regs->sr &= ~SPR_SR_SM; restore_sigcontext()
63 regs->orig_gpr11 = -1; /* Avoid syscall restart checks */ restore_sigcontext()
65 /* TODO: the other ports use regs->orig_XX to disable syscall checks restore_sigcontext()
73 asmlinkage long _sys_rt_sigreturn(struct pt_regs *regs) _sys_rt_sigreturn() argument
75 struct rt_sigframe *frame = (struct rt_sigframe __user *)regs->sp; _sys_rt_sigreturn()
93 if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) _sys_rt_sigreturn()
99 return regs->gpr[11]; _sys_rt_sigreturn()
110 static int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) setup_sigcontext() argument
114 /* copy the regs */ setup_sigcontext()
118 err |= __copy_to_user(sc->regs.gpr, regs, 32 * sizeof(unsigned long)); setup_sigcontext()
119 err |= __copy_to_user(&sc->regs.pc, &regs->pc, sizeof(unsigned long)); setup_sigcontext()
120 err |= __copy_to_user(&sc->regs.sr, &regs->sr, sizeof(unsigned long)); setup_sigcontext()
136 struct pt_regs *regs, size_t frame_size) get_sigframe()
138 unsigned long sp = regs->sp; get_sigframe()
156 struct pt_regs *regs) setup_rt_frame()
162 frame = get_sigframe(ksig, regs, sizeof(*frame)); setup_rt_frame()
174 err |= __save_altstack(&frame->uc.uc_stack, regs->sp); setup_rt_frame()
175 err |= setup_sigcontext(regs, &frame->uc.uc_mcontext); setup_rt_frame()
197 regs->pc = (unsigned long)ksig->ka.sa.sa_handler; /* what we enter NOW */ setup_rt_frame()
198 regs->gpr[9] = (unsigned long)return_ip; /* what we enter LATER */ setup_rt_frame()
199 regs->gpr[3] = (unsigned long)ksig->sig; /* arg 1: signo */ setup_rt_frame()
200 regs->gpr[4] = (unsigned long)&frame->info; /* arg 2: (siginfo_t*) */ setup_rt_frame()
201 regs->gpr[5] = (unsigned long)&frame->uc; /* arg 3: ucontext */ setup_rt_frame()
204 regs->sp = (unsigned long)frame; setup_rt_frame()
210 handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
214 ret = setup_rt_frame(ksig, sigmask_to_save(), regs); handle_signal()
224 * Also note that the regs structure given here as an argument, is the latest
227 * we can use user_mode(regs) to see if we came directly from kernel or user
231 int do_signal(struct pt_regs *regs, int syscall) do_signal() argument
240 continue_addr = regs->pc; do_signal()
242 retval = regs->gpr[11]; do_signal()
256 regs->gpr[11] = regs->orig_gpr11; do_signal()
257 regs->pc = restart_addr; do_signal()
269 if (unlikely(restart) && regs->pc == restart_addr) { do_signal()
275 regs->gpr[11] = -EINTR; do_signal()
276 regs->pc = continue_addr; do_signal()
279 handle_signal(&ksig, regs); do_signal()
287 if (unlikely(restart) && regs->pc == restart_addr) { do_signal()
288 regs->pc = continue_addr; do_signal()
297 do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall) do_work_pending() argument
303 if (unlikely(!user_mode(regs))) do_work_pending()
307 int restart = do_signal(regs, syscall); do_work_pending()
319 tracehook_notify_resume(regs); do_work_pending()
135 get_sigframe(struct ksignal *ksig, struct pt_regs *regs, size_t frame_size) get_sigframe() argument
155 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
/linux-4.1.27/arch/mn10300/include/asm/
H A Dsyscall.h22 static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
24 return regs->orig_d0; syscall_get_nr()
28 struct pt_regs *regs) syscall_rollback()
30 regs->d0 = regs->orig_d0; syscall_rollback()
34 struct pt_regs *regs) syscall_get_error()
36 unsigned long error = regs->d0; syscall_get_error()
41 struct pt_regs *regs) syscall_get_return_value()
43 return regs->d0; syscall_get_return_value()
47 struct pt_regs *regs, syscall_set_return_value()
50 regs->d0 = (long) error ?: val; syscall_set_return_value()
54 struct pt_regs *regs, syscall_get_arguments()
61 *args++ = regs->a0; syscall_get_arguments()
64 *args++ = regs->d1; syscall_get_arguments()
67 *args++ = regs->a3; syscall_get_arguments()
70 *args++ = regs->a2; syscall_get_arguments()
73 *args++ = regs->d3; syscall_get_arguments()
76 *args++ = regs->d2; syscall_get_arguments()
86 struct pt_regs *regs, syscall_set_arguments()
93 regs->a0 = *args++; syscall_set_arguments()
96 regs->d1 = *args++; syscall_set_arguments()
99 regs->a3 = *args++; syscall_set_arguments()
102 regs->a2 = *args++; syscall_set_arguments()
105 regs->d3 = *args++; syscall_set_arguments()
108 regs->d2 = *args++; syscall_set_arguments()
27 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
33 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
40 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
46 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
53 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
85 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
H A Dptrace.h17 #define user_mode(regs) (((regs)->epsw & EPSW_nSL) == EPSW_nSL)
18 #define instruction_pointer(regs) ((regs)->pc)
19 #define user_stack_pointer(regs) ((regs)->sp)
24 #define profile_pc(regs) ((regs)->pc)
H A Delf.h97 * regs is struct pt_regs, pr_reg is elf_gregset_t (which is
101 #define ELF_CORE_COPY_REGS(pr_reg, regs) \
103 pr_reg[0] = regs->a3; \
104 pr_reg[1] = regs->a2; \
105 pr_reg[2] = regs->d3; \
106 pr_reg[3] = regs->d2; \
107 pr_reg[4] = regs->mcvf; \
108 pr_reg[5] = regs->mcrl; \
109 pr_reg[6] = regs->mcrh; \
110 pr_reg[7] = regs->mdrq; \
111 pr_reg[8] = regs->e1; \
112 pr_reg[9] = regs->e0; \
113 pr_reg[10] = regs->e7; \
114 pr_reg[11] = regs->e6; \
115 pr_reg[12] = regs->e5; \
116 pr_reg[13] = regs->e4; \
117 pr_reg[14] = regs->e3; \
118 pr_reg[15] = regs->e2; \
119 pr_reg[16] = regs->sp; \
120 pr_reg[17] = regs->lar; \
121 pr_reg[18] = regs->lir; \
122 pr_reg[19] = regs->mdr; \
123 pr_reg[20] = regs->a1; \
124 pr_reg[21] = regs->a0; \
125 pr_reg[22] = regs->d1; \
126 pr_reg[23] = regs->d0; \
127 pr_reg[24] = regs->orig_d0; \
128 pr_reg[25] = regs->epsw; \
129 pr_reg[26] = regs->pc; \
/linux-4.1.27/arch/ia64/include/asm/
H A Dsyscall.h21 struct pt_regs *regs) syscall_get_nr()
23 if ((long)regs->cr_ifs < 0) /* Not a syscall */ syscall_get_nr()
26 return regs->r15; syscall_get_nr()
30 struct pt_regs *regs) syscall_rollback()
36 struct pt_regs *regs) syscall_get_error()
38 return regs->r10 == -1 ? regs->r8:0; syscall_get_error()
42 struct pt_regs *regs) syscall_get_return_value()
44 return regs->r8; syscall_get_return_value()
48 struct pt_regs *regs, syscall_set_return_value()
53 regs->r8 = -error; syscall_set_return_value()
54 regs->r10 = -1; syscall_set_return_value()
56 regs->r8 = val; syscall_set_return_value()
57 regs->r10 = 0; syscall_set_return_value()
62 struct pt_regs *regs, unsigned int i, unsigned int n,
65 struct pt_regs *regs, syscall_get_arguments()
71 ia64_syscall_get_set_arguments(task, regs, i, n, args, 0); syscall_get_arguments()
75 struct pt_regs *regs, syscall_set_arguments()
81 ia64_syscall_get_set_arguments(task, regs, i, n, args, 1); syscall_set_arguments()
20 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
29 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
35 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
41 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
47 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
64 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
74 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_set_arguments() argument
/linux-4.1.27/arch/sh/mm/
H A Dextable_32.c10 int fixup_exception(struct pt_regs *regs) fixup_exception() argument
14 fixup = search_exception_tables(regs->pc); fixup_exception()
16 regs->pc = fixup->fixup; fixup_exception()
/linux-4.1.27/arch/metag/mm/
H A Dextable.c5 int fixup_exception(struct pt_regs *regs) fixup_exception() argument
8 unsigned long pc = instruction_pointer(regs); fixup_exception()
12 regs->ctx.CurrPC = fixup->fixup; fixup_exception()
/linux-4.1.27/arch/arm64/mm/
H A Dextable.c8 int fixup_exception(struct pt_regs *regs) fixup_exception() argument
12 fixup = search_exception_tables(instruction_pointer(regs)); fixup_exception()
14 regs->pc = fixup->fixup; fixup_exception()
/linux-4.1.27/arch/m32r/mm/
H A Dextable.c8 int fixup_exception(struct pt_regs *regs) fixup_exception() argument
12 fixup = search_exception_tables(regs->bpc); fixup_exception()
14 regs->bpc = fixup->fixup; fixup_exception()
/linux-4.1.27/arch/mips/kernel/
H A Dmips-r2-to-r6-emul.c73 * @regs: Process register set
76 static inline int mipsr6_emul(struct pt_regs *regs, u32 ir) mipsr6_emul() argument
81 regs->regs[MIPSInst_RT(ir)] = mipsr6_emul()
82 (s32)regs->regs[MIPSInst_RS(ir)] + mipsr6_emul()
90 regs->regs[MIPSInst_RT(ir)] = mipsr6_emul()
91 (s64)regs->regs[MIPSInst_RS(ir)] + mipsr6_emul()
104 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
105 regs->regs[MIPSInst_RS(ir)] | mipsr6_emul()
106 regs->regs[MIPSInst_RT(ir)]; mipsr6_emul()
113 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
114 (s32)(((u32)regs->regs[MIPSInst_RT(ir)]) << mipsr6_emul()
122 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
123 (s32)(((u32)regs->regs[MIPSInst_RT(ir)]) >> mipsr6_emul()
131 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
132 (s32)((u32)regs->regs[MIPSInst_RS(ir)] + mipsr6_emul()
133 (u32)regs->regs[MIPSInst_RT(ir)]); mipsr6_emul()
140 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
141 (s32)((u32)regs->regs[MIPSInst_RS(ir)] - mipsr6_emul()
142 (u32)regs->regs[MIPSInst_RT(ir)]); mipsr6_emul()
149 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
150 (s64)(((u64)regs->regs[MIPSInst_RT(ir)]) << mipsr6_emul()
158 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
159 (s64)(((u64)regs->regs[MIPSInst_RT(ir)]) >> mipsr6_emul()
167 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
168 (u64)regs->regs[MIPSInst_RS(ir)] + mipsr6_emul()
169 (u64)regs->regs[MIPSInst_RT(ir)]; mipsr6_emul()
176 regs->regs[MIPSInst_RD(ir)] = mipsr6_emul()
177 (s64)((u64)regs->regs[MIPSInst_RS(ir)] - mipsr6_emul()
178 (u64)regs->regs[MIPSInst_RT(ir)]); mipsr6_emul()
192 * @regs: Process register set
197 static int movf_func(struct pt_regs *regs, u32 ir) movf_func() argument
206 regs->regs[MIPSInst_RD(ir)] = regs->regs[MIPSInst_RS(ir)]; movf_func()
215 * @regs: Process register set
220 static int movt_func(struct pt_regs *regs, u32 ir) movt_func() argument
229 regs->regs[MIPSInst_RD(ir)] = regs->regs[MIPSInst_RS(ir)]; movt_func()
245 static int jr_func(struct pt_regs *regs, u32 ir) jr_func() argument
251 if (delay_slot(regs)) jr_func()
255 nepc = regs->cp0_epc; jr_func()
257 regs->cp0_epc -= 4; jr_func()
258 epc = regs->cp0_epc; jr_func()
259 err = __compute_return_epc(regs); jr_func()
266 cepc = regs->cp0_epc; jr_func()
282 err = mipsr6_emul(regs, nir); jr_func()
284 regs->cp0_epc = nepc; jr_func()
285 err = mips_dsemul(regs, nir, cepc); jr_func()
297 * @regs: Process register set
302 static int movz_func(struct pt_regs *regs, u32 ir) movz_func() argument
304 if (((regs->regs[MIPSInst_RT(ir)]) == 0) && MIPSInst_RD(ir)) movz_func()
305 regs->regs[MIPSInst_RD(ir)] = regs->regs[MIPSInst_RS(ir)]; movz_func()
313 * @regs: Process register set
318 static int movn_func(struct pt_regs *regs, u32 ir) movn_func() argument
320 if (((regs->regs[MIPSInst_RT(ir)]) != 0) && MIPSInst_RD(ir)) movn_func()
321 regs->regs[MIPSInst_RD(ir)] = regs->regs[MIPSInst_RS(ir)]; movn_func()
329 * @regs: Process register set
334 static int mfhi_func(struct pt_regs *regs, u32 ir) mfhi_func() argument
337 regs->regs[MIPSInst_RD(ir)] = regs->hi; mfhi_func()
346 * @regs: Process register set
351 static int mthi_func(struct pt_regs *regs, u32 ir) mthi_func() argument
353 regs->hi = regs->regs[MIPSInst_RS(ir)]; mthi_func()
362 * @regs: Process register set
367 static int mflo_func(struct pt_regs *regs, u32 ir) mflo_func() argument
370 regs->regs[MIPSInst_RD(ir)] = regs->lo; mflo_func()
379 * @regs: Process register set
384 static int mtlo_func(struct pt_regs *regs, u32 ir) mtlo_func() argument
386 regs->lo = regs->regs[MIPSInst_RS(ir)]; mtlo_func()
395 * @regs: Process register set
400 static int mult_func(struct pt_regs *regs, u32 ir) mult_func() argument
405 rt = regs->regs[MIPSInst_RT(ir)]; mult_func()
406 rs = regs->regs[MIPSInst_RS(ir)]; mult_func()
410 regs->lo = (s64)rs; mult_func()
413 regs->hi = res; mult_func()
422 * @regs: Process register set
427 static int multu_func(struct pt_regs *regs, u32 ir) multu_func() argument
432 rt = regs->regs[MIPSInst_RT(ir)]; multu_func()
433 rs = regs->regs[MIPSInst_RS(ir)]; multu_func()
436 regs->lo = (s64)rt; multu_func()
437 regs->hi = (s64)(res >> 32); multu_func()
446 * @regs: Process register set
451 static int div_func(struct pt_regs *regs, u32 ir) div_func() argument
455 rt = regs->regs[MIPSInst_RT(ir)]; div_func()
456 rs = regs->regs[MIPSInst_RS(ir)]; div_func()
458 regs->lo = (s64)(rs / rt); div_func()
459 regs->hi = (s64)(rs % rt); div_func()
468 * @regs: Process register set
473 static int divu_func(struct pt_regs *regs, u32 ir) divu_func() argument
477 rt = regs->regs[MIPSInst_RT(ir)]; divu_func()
478 rs = regs->regs[MIPSInst_RS(ir)]; divu_func()
480 regs->lo = (s64)(rs / rt); divu_func()
481 regs->hi = (s64)(rs % rt); divu_func()
490 * @regs: Process register set
495 static int dmult_func(struct pt_regs *regs, u32 ir) dmult_func() argument
503 rt = regs->regs[MIPSInst_RT(ir)]; dmult_func()
504 rs = regs->regs[MIPSInst_RS(ir)]; dmult_func()
507 regs->lo = res; dmult_func()
513 regs->hi = res; dmult_func()
522 * @regs: Process register set
527 static int dmultu_func(struct pt_regs *regs, u32 ir) dmultu_func() argument
535 rt = regs->regs[MIPSInst_RT(ir)]; dmultu_func()
536 rs = regs->regs[MIPSInst_RS(ir)]; dmultu_func()
539 regs->lo = res; dmultu_func()
545 regs->hi = res; dmultu_func()
554 * @regs: Process register set
559 static int ddiv_func(struct pt_regs *regs, u32 ir) ddiv_func() argument
566 rt = regs->regs[MIPSInst_RT(ir)]; ddiv_func()
567 rs = regs->regs[MIPSInst_RS(ir)]; ddiv_func()
569 regs->lo = rs / rt; ddiv_func()
570 regs->hi = rs % rt; ddiv_func()
579 * @regs: Process register set
584 static int ddivu_func(struct pt_regs *regs, u32 ir) ddivu_func() argument
591 rt = regs->regs[MIPSInst_RT(ir)]; ddivu_func()
592 rs = regs->regs[MIPSInst_RS(ir)]; ddivu_func()
594 regs->lo = rs / rt; ddivu_func()
595 regs->hi = rs % rt; ddivu_func()
626 * @regs: Process register set
631 static int madd_func(struct pt_regs *regs, u32 ir) madd_func() argument
636 rt = regs->regs[MIPSInst_RT(ir)]; madd_func()
637 rs = regs->regs[MIPSInst_RS(ir)]; madd_func()
639 rt = regs->hi; madd_func()
640 rs = regs->lo; madd_func()
644 regs->lo = (s64)rt; madd_func()
646 regs->hi = (s64)rs; madd_func()
655 * @regs: Process register set
660 static int maddu_func(struct pt_regs *regs, u32 ir) maddu_func() argument
665 rt = regs->regs[MIPSInst_RT(ir)]; maddu_func()
666 rs = regs->regs[MIPSInst_RS(ir)]; maddu_func()
668 rt = regs->hi; maddu_func()
669 rs = regs->lo; maddu_func()
673 regs->lo = (s64)rt; maddu_func()
675 regs->hi = (s64)rs; maddu_func()
684 * @regs: Process register set
689 static int msub_func(struct pt_regs *regs, u32 ir) msub_func() argument
694 rt = regs->regs[MIPSInst_RT(ir)]; msub_func()
695 rs = regs->regs[MIPSInst_RS(ir)]; msub_func()
697 rt = regs->hi; msub_func()
698 rs = regs->lo; msub_func()
702 regs->lo = (s64)rt; msub_func()
704 regs->hi = (s64)rs; msub_func()
713 * @regs: Process register set
718 static int msubu_func(struct pt_regs *regs, u32 ir) msubu_func() argument
723 rt = regs->regs[MIPSInst_RT(ir)]; msubu_func()
724 rs = regs->regs[MIPSInst_RS(ir)]; msubu_func()
726 rt = regs->hi; msubu_func()
727 rs = regs->lo; msubu_func()
731 regs->lo = (s64)rt; msubu_func()
733 regs->hi = (s64)rs; msubu_func()
742 * @regs: Process register set
747 static int mul_func(struct pt_regs *regs, u32 ir) mul_func() argument
754 rt = regs->regs[MIPSInst_RT(ir)]; mul_func()
755 rs = regs->regs[MIPSInst_RS(ir)]; mul_func()
759 regs->regs[MIPSInst_RD(ir)] = (s64)rs; mul_func()
768 * @regs: Process register set
773 static int clz_func(struct pt_regs *regs, u32 ir) clz_func() argument
781 rs = regs->regs[MIPSInst_RS(ir)]; clz_func()
783 regs->regs[MIPSInst_RD(ir)] = res; clz_func()
792 * @regs: Process register set
798 static int clo_func(struct pt_regs *regs, u32 ir) clo_func() argument
806 rs = regs->regs[MIPSInst_RS(ir)]; clo_func()
808 regs->regs[MIPSInst_RD(ir)] = res; clo_func()
817 * @regs: Process register set
822 static int dclz_func(struct pt_regs *regs, u32 ir) dclz_func() argument
833 rs = regs->regs[MIPSInst_RS(ir)]; dclz_func()
835 regs->regs[MIPSInst_RD(ir)] = res; dclz_func()
844 * @regs: Process register set
849 static int dclo_func(struct pt_regs *regs, u32 ir) dclo_func() argument
860 rs = regs->regs[MIPSInst_RS(ir)]; dclo_func()
862 regs->regs[MIPSInst_RD(ir)] = res; dclo_func()
883 static inline int mipsr2_find_op_func(struct pt_regs *regs, u32 inst, mipsr2_find_op_func() argument
891 err = (p->func)(regs, inst); mipsr2_find_op_func()
900 * @regs: Process register set
904 int mipsr2_decoder(struct pt_regs *regs, u32 inst, unsigned long *fcr31) mipsr2_decoder() argument
915 r31 = regs->regs[31]; mipsr2_decoder()
916 epc = regs->cp0_epc; mipsr2_decoder()
917 err = compute_return_epc(regs); mipsr2_decoder()
927 err = mipsr2_find_op_func(regs, inst, spec_op_table); mipsr2_decoder()
930 regs->cp0_cause |= CAUSEF_BD; mipsr2_decoder()
935 err = mipsr2_find_op_func(regs, inst, spec2_op_table); mipsr2_decoder()
942 if ((long)regs->regs[rs] >= MIPSInst_SIMM(inst)) mipsr2_decoder()
943 do_trap_or_bp(regs, 0, "TGEI"); mipsr2_decoder()
949 if (regs->regs[rs] >= MIPSInst_UIMM(inst)) mipsr2_decoder()
950 do_trap_or_bp(regs, 0, "TGEIU"); mipsr2_decoder()
956 if ((long)regs->regs[rs] < MIPSInst_SIMM(inst)) mipsr2_decoder()
957 do_trap_or_bp(regs, 0, "TLTI"); mipsr2_decoder()
963 if (regs->regs[rs] < MIPSInst_UIMM(inst)) mipsr2_decoder()
964 do_trap_or_bp(regs, 0, "TLTIU"); mipsr2_decoder()
970 if (regs->regs[rs] == MIPSInst_SIMM(inst)) mipsr2_decoder()
971 do_trap_or_bp(regs, 0, "TEQI"); mipsr2_decoder()
977 if (regs->regs[rs] != MIPSInst_SIMM(inst)) mipsr2_decoder()
978 do_trap_or_bp(regs, 0, "TNEI"); mipsr2_decoder()
987 if (delay_slot(regs)) { mipsr2_decoder()
991 regs->regs[31] = r31; mipsr2_decoder()
992 regs->cp0_epc = epc; mipsr2_decoder()
993 err = __compute_return_epc(regs); mipsr2_decoder()
998 cpc = regs->cp0_epc; mipsr2_decoder()
1029 regs->cp0_cause |= CAUSEF_BD; mipsr2_decoder()
1033 err = mipsr6_emul(regs, nir); mipsr2_decoder()
1035 err = mips_dsemul(regs, nir, cpc); mipsr2_decoder()
1044 if (delay_slot(regs)) { mipsr2_decoder()
1048 regs->regs[31] = r31; mipsr2_decoder()
1049 regs->cp0_epc = epc; mipsr2_decoder()
1050 err = __compute_return_epc(regs); mipsr2_decoder()
1053 cpc = regs->cp0_epc; mipsr2_decoder()
1078 regs->cp0_cause |= CAUSEF_BD; mipsr2_decoder()
1082 err = mipsr6_emul(regs, nir); mipsr2_decoder()
1084 err = mips_dsemul(regs, nir, cpc); mipsr2_decoder()
1092 regs->regs[31] = r31; mipsr2_decoder()
1093 regs->cp0_epc = epc; mipsr2_decoder()
1103 if (delay_slot(regs)) { mipsr2_decoder()
1107 regs->regs[31] = r31; mipsr2_decoder()
1108 regs->cp0_epc = epc; mipsr2_decoder()
1109 err = __compute_return_epc(regs); mipsr2_decoder()
1114 cpc = regs->cp0_epc; mipsr2_decoder()
1145 regs->cp0_cause |= CAUSEF_BD; mipsr2_decoder()
1149 err = mipsr6_emul(regs, nir); mipsr2_decoder()
1151 err = mips_dsemul(regs, nir, cpc); mipsr2_decoder()
1163 regs->regs[31] = r31; mipsr2_decoder()
1164 regs->cp0_epc = epc; mipsr2_decoder()
1171 err = fpu_emulator_cop1Handler(regs, &current->thread.fpu, 0, mipsr2_decoder()
1199 rt = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
1200 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
1265 regs->regs[MIPSInst_RT(inst)] = rt; mipsr2_decoder()
1272 rt = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
1273 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
1339 regs->regs[MIPSInst_RT(inst)] = rt; mipsr2_decoder()
1346 rt = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
1347 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
1416 rt = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
1417 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
1491 rt = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
1492 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
1599 regs->regs[MIPSInst_RT(inst)] = rt; mipsr2_decoder()
1610 rt = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
1611 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
1718 regs->regs[MIPSInst_RT(inst)] = rt; mipsr2_decoder()
1729 rt = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
1730 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
1847 rt = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
1848 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
1960 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
2010 regs->regs[MIPSInst_RT(inst)] = res; mipsr2_decoder()
2016 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
2048 res = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
2067 regs->regs[MIPSInst_RT(inst)] = res; mipsr2_decoder()
2079 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
2128 regs->regs[MIPSInst_RT(inst)] = res; mipsr2_decoder()
2140 vaddr = regs->regs[MIPSInst_RS(inst)] + MIPSInst_SIMM(inst); mipsr2_decoder()
2172 res = regs->regs[MIPSInst_RT(inst)]; mipsr2_decoder()
2191 regs->regs[MIPSInst_RT(inst)] = res; mipsr2_decoder()
2208 regs->cp0_cause &= ~CAUSEF_BD; mipsr2_decoder()
2209 err = get_user(inst, (u32 __user *)regs->cp0_epc); mipsr2_decoder()
2218 regs->regs[31] = r31; mipsr2_decoder()
2219 regs->cp0_epc = epc; mipsr2_decoder()
H A Dbranch.c27 int __isa_exception_epc(struct pt_regs *regs) __isa_exception_epc() argument
30 long epc = regs->cp0_epc; __isa_exception_epc()
57 int __mm_isBranchInstr(struct pt_regs *regs, struct mm_decoded_insn dec_insn, __mm_isBranchInstr() argument
79 regs->regs[insn.mm_i_format.rt] = __mm_isBranchInstr()
80 regs->cp0_epc + __mm_isBranchInstr()
83 *contpc = regs->regs[insn.mm_i_format.rs]; __mm_isBranchInstr()
92 regs->regs[31] = regs->cp0_epc + __mm_isBranchInstr()
97 if ((long)regs->regs[insn.mm_i_format.rs] < 0) __mm_isBranchInstr()
98 *contpc = regs->cp0_epc + __mm_isBranchInstr()
102 *contpc = regs->cp0_epc + __mm_isBranchInstr()
108 regs->regs[31] = regs->cp0_epc + __mm_isBranchInstr()
113 if ((long)regs->regs[insn.mm_i_format.rs] >= 0) __mm_isBranchInstr()
114 *contpc = regs->cp0_epc + __mm_isBranchInstr()
118 *contpc = regs->cp0_epc + __mm_isBranchInstr()
123 if ((long)regs->regs[insn.mm_i_format.rs] <= 0) __mm_isBranchInstr()
124 *contpc = regs->cp0_epc + __mm_isBranchInstr()
128 *contpc = regs->cp0_epc + __mm_isBranchInstr()
133 if ((long)regs->regs[insn.mm_i_format.rs] <= 0) __mm_isBranchInstr()
134 *contpc = regs->cp0_epc + __mm_isBranchInstr()
138 *contpc = regs->cp0_epc + __mm_isBranchInstr()
162 *contpc = regs->cp0_epc + __mm_isBranchInstr()
166 *contpc = regs->cp0_epc + __mm_isBranchInstr()
175 regs->regs[31] = regs->cp0_epc + __mm_isBranchInstr()
179 *contpc = regs->regs[insn.mm_i_format.rs]; __mm_isBranchInstr()
184 if ((long)regs->regs[reg16to32map[insn.mm_b1_format.rs]] == 0) __mm_isBranchInstr()
185 *contpc = regs->cp0_epc + __mm_isBranchInstr()
189 *contpc = regs->cp0_epc + __mm_isBranchInstr()
193 if ((long)regs->regs[reg16to32map[insn.mm_b1_format.rs]] != 0) __mm_isBranchInstr()
194 *contpc = regs->cp0_epc + __mm_isBranchInstr()
198 *contpc = regs->cp0_epc + __mm_isBranchInstr()
202 *contpc = regs->cp0_epc + dec_insn.pc_inc + __mm_isBranchInstr()
206 if (regs->regs[insn.mm_i_format.rs] == __mm_isBranchInstr()
207 regs->regs[insn.mm_i_format.rt]) __mm_isBranchInstr()
208 *contpc = regs->cp0_epc + __mm_isBranchInstr()
212 *contpc = regs->cp0_epc + __mm_isBranchInstr()
217 if (regs->regs[insn.mm_i_format.rs] != __mm_isBranchInstr()
218 regs->regs[insn.mm_i_format.rt]) __mm_isBranchInstr()
219 *contpc = regs->cp0_epc + __mm_isBranchInstr()
223 *contpc = regs->cp0_epc + __mm_isBranchInstr()
227 regs->regs[31] = regs->cp0_epc + __mm_isBranchInstr()
229 *contpc = regs->cp0_epc + dec_insn.pc_inc; __mm_isBranchInstr()
236 regs->regs[31] = regs->cp0_epc + __mm_isBranchInstr()
240 *contpc = regs->cp0_epc + dec_insn.pc_inc; __mm_isBranchInstr()
256 int __microMIPS_compute_return_epc(struct pt_regs *regs) __microMIPS_compute_return_epc() argument
267 pc16 = (unsigned short __user *)msk_isa16_mode(regs->cp0_epc); __microMIPS_compute_return_epc()
270 contpc = regs->cp0_epc + 2; __microMIPS_compute_return_epc()
277 contpc = regs->cp0_epc + 4; __microMIPS_compute_return_epc()
297 mm_isBranchInstr(regs, mminsn, &contpc); __microMIPS_compute_return_epc()
299 regs->cp0_epc = contpc; __microMIPS_compute_return_epc()
314 int __MIPS16e_compute_return_epc(struct pt_regs *regs) __MIPS16e_compute_return_epc() argument
322 epc = regs->cp0_epc; __MIPS16e_compute_return_epc()
333 regs->cp0_epc += 4; __MIPS16e_compute_return_epc()
346 regs->regs[31] = epc + 6; __MIPS16e_compute_return_epc()
361 regs->cp0_epc = epc; __MIPS16e_compute_return_epc()
371 regs->cp0_epc = regs->regs[31]; __MIPS16e_compute_return_epc()
373 regs->cp0_epc = __MIPS16e_compute_return_epc()
374 regs->regs[reg16to32[inst.rr.rx]]; __MIPS16e_compute_return_epc()
378 regs->regs[31] = epc + 2; __MIPS16e_compute_return_epc()
380 regs->regs[31] = epc + 4; __MIPS16e_compute_return_epc()
391 regs->cp0_epc += 2; __MIPS16e_compute_return_epc()
400 * @regs: Pointer to pt_regs
416 int __compute_return_epc_for_insn(struct pt_regs *regs, __compute_return_epc_for_insn() argument
420 long epc = regs->cp0_epc; __compute_return_epc_for_insn()
430 regs->regs[insn.r_format.rd] = epc + 8; __compute_return_epc_for_insn()
435 regs->cp0_epc = regs->regs[insn.r_format.rs]; __compute_return_epc_for_insn()
451 if ((long)regs->regs[insn.i_format.rs] < 0) { __compute_return_epc_for_insn()
457 regs->cp0_epc = epc; __compute_return_epc_for_insn()
464 if ((long)regs->regs[insn.i_format.rs] >= 0) { __compute_return_epc_for_insn()
470 regs->cp0_epc = epc; __compute_return_epc_for_insn()
480 regs->regs[31] = epc + 8; __compute_return_epc_for_insn()
493 regs->cp0_epc += 4 + __compute_return_epc_for_insn()
498 if ((long)regs->regs[insn.i_format.rs] < 0) { __compute_return_epc_for_insn()
504 regs->cp0_epc = epc; __compute_return_epc_for_insn()
514 regs->regs[31] = epc + 8; __compute_return_epc_for_insn()
527 regs->cp0_epc += 4 + __compute_return_epc_for_insn()
532 if ((long)regs->regs[insn.i_format.rs] >= 0) { __compute_return_epc_for_insn()
538 regs->cp0_epc = epc; __compute_return_epc_for_insn()
551 regs->cp0_epc = epc; __compute_return_epc_for_insn()
560 regs->regs[31] = regs->cp0_epc + 8; __compute_return_epc_for_insn()
566 regs->cp0_epc = epc; __compute_return_epc_for_insn()
568 set_isa16_mode(regs->cp0_epc); __compute_return_epc_for_insn()
578 if (regs->regs[insn.i_format.rs] == __compute_return_epc_for_insn()
579 regs->regs[insn.i_format.rt]) { __compute_return_epc_for_insn()
585 regs->cp0_epc = epc; __compute_return_epc_for_insn()
592 if (regs->regs[insn.i_format.rs] != __compute_return_epc_for_insn()
593 regs->regs[insn.i_format.rt]) { __compute_return_epc_for_insn()
599 regs->cp0_epc = epc; __compute_return_epc_for_insn()
623 regs->regs[31] = epc + 4; __compute_return_epc_for_insn()
624 regs->cp0_epc += 8; __compute_return_epc_for_insn()
628 if ((long)regs->regs[insn.i_format.rs] <= 0) { __compute_return_epc_for_insn()
634 regs->cp0_epc = epc; __compute_return_epc_for_insn()
658 regs->regs[31] = epc + 4; __compute_return_epc_for_insn()
659 regs->cp0_epc += 8; __compute_return_epc_for_insn()
664 if ((long)regs->regs[insn.i_format.rs] > 0) { __compute_return_epc_for_insn()
670 regs->cp0_epc = epc; __compute_return_epc_for_insn()
712 regs->cp0_epc = epc; __compute_return_epc_for_insn()
737 regs->cp0_epc = epc; __compute_return_epc_for_insn()
749 regs->cp0_epc = epc; __compute_return_epc_for_insn()
756 if ((regs->regs[insn.i_format.rs] & (1ull<<insn.i_format.rt)) __compute_return_epc_for_insn()
761 regs->cp0_epc = epc; __compute_return_epc_for_insn()
764 if ((regs->regs[insn.i_format.rs] & __compute_return_epc_for_insn()
769 regs->cp0_epc = epc; __compute_return_epc_for_insn()
772 if (regs->regs[insn.i_format.rs] & (1ull<<insn.i_format.rt)) __compute_return_epc_for_insn()
776 regs->cp0_epc = epc; __compute_return_epc_for_insn()
779 if (regs->regs[insn.i_format.rs] & __compute_return_epc_for_insn()
784 regs->cp0_epc = epc; __compute_return_epc_for_insn()
793 regs->cp0_epc += 8; __compute_return_epc_for_insn()
801 regs->regs[31] = epc + 4; __compute_return_epc_for_insn()
803 regs->cp0_epc = epc; __compute_return_epc_for_insn()
811 regs->cp0_epc += 8; __compute_return_epc_for_insn()
820 regs->regs[31] = epc + 4; __compute_return_epc_for_insn()
821 regs->cp0_epc += 8; __compute_return_epc_for_insn()
836 regs->regs[31] = epc + 4; __compute_return_epc_for_insn()
837 regs->cp0_epc += 8; __compute_return_epc_for_insn()
855 int __compute_return_epc(struct pt_regs *regs) __compute_return_epc() argument
861 epc = regs->cp0_epc; __compute_return_epc()
874 return __compute_return_epc_for_insn(regs, insn); __compute_return_epc()
H A Dsignal.c167 int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) setup_sigcontext() argument
173 err |= __put_user(regs->cp0_epc, &sc->sc_pc); setup_sigcontext()
177 err |= __put_user(regs->regs[i], &sc->sc_regs[i]); setup_sigcontext()
180 err |= __put_user(regs->acx, &sc->sc_acx); setup_sigcontext()
182 err |= __put_user(regs->hi, &sc->sc_mdhi); setup_sigcontext()
183 err |= __put_user(regs->lo, &sc->sc_mdlo); setup_sigcontext()
238 int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) restore_sigcontext() argument
248 err |= __get_user(regs->cp0_epc, &sc->sc_pc); restore_sigcontext()
251 err |= __get_user(regs->acx, &sc->sc_acx); restore_sigcontext()
253 err |= __get_user(regs->hi, &sc->sc_mdhi); restore_sigcontext()
254 err |= __get_user(regs->lo, &sc->sc_mdlo); restore_sigcontext()
266 err |= __get_user(regs->regs[i], &sc->sc_regs[i]); restore_sigcontext()
283 void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, get_sigframe() argument
289 sp = regs->regs[29]; get_sigframe()
356 asmlinkage void sys_sigreturn(nabi_no_regargs struct pt_regs regs) sys_sigreturn() argument
362 frame = (struct sigframe __user *) regs.regs[29]; sys_sigreturn()
370 sig = restore_sigcontext(&regs, &frame->sf_sc); sys_sigreturn()
383 :"r" (&regs)); sys_sigreturn()
391 asmlinkage void sys_rt_sigreturn(nabi_no_regargs struct pt_regs regs) sys_rt_sigreturn() argument
397 frame = (struct rt_sigframe __user *) regs.regs[29]; sys_rt_sigreturn()
405 sig = restore_sigcontext(&regs, &frame->rs_uc.uc_mcontext); sys_rt_sigreturn()
421 :"r" (&regs)); sys_rt_sigreturn()
430 struct pt_regs *regs, sigset_t *set) setup_frame()
435 frame = get_sigframe(ksig, regs, sizeof(*frame)); setup_frame()
439 err |= setup_sigcontext(regs, &frame->sf_sc); setup_frame()
454 regs->regs[ 4] = ksig->sig; setup_frame()
455 regs->regs[ 5] = 0; setup_frame()
456 regs->regs[ 6] = (unsigned long) &frame->sf_sc; setup_frame()
457 regs->regs[29] = (unsigned long) frame; setup_frame()
458 regs->regs[31] = (unsigned long) sig_return; setup_frame()
459 regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler; setup_frame()
463 frame, regs->cp0_epc, regs->regs[31]); setup_frame()
469 struct pt_regs *regs, sigset_t *set) setup_rt_frame()
474 frame = get_sigframe(ksig, regs, sizeof(*frame)); setup_rt_frame()
484 err |= __save_altstack(&frame->rs_uc.uc_stack, regs->regs[29]); setup_rt_frame()
485 err |= setup_sigcontext(regs, &frame->rs_uc.uc_mcontext); setup_rt_frame()
501 regs->regs[ 4] = ksig->sig; setup_rt_frame()
502 regs->regs[ 5] = (unsigned long) &frame->rs_info; setup_rt_frame()
503 regs->regs[ 6] = (unsigned long) &frame->rs_uc; setup_rt_frame()
504 regs->regs[29] = (unsigned long) frame; setup_rt_frame()
505 regs->regs[31] = (unsigned long) sig_return; setup_rt_frame()
506 regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
510 frame, regs->cp0_epc, regs->regs[31]); setup_rt_frame()
526 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
541 if (regs->regs[0]) { handle_signal()
542 switch(regs->regs[2]) { handle_signal()
545 regs->regs[2] = EINTR; handle_signal()
549 regs->regs[2] = EINTR; handle_signal()
554 regs->regs[7] = regs->regs[26]; handle_signal()
555 regs->regs[2] = regs->regs[0]; handle_signal()
556 regs->cp0_epc -= 4; handle_signal()
559 regs->regs[0] = 0; /* Don't deal with this again. */ handle_signal()
564 ksig, regs, oldset); handle_signal()
567 regs, oldset); handle_signal()
572 static void do_signal(struct pt_regs *regs) do_signal() argument
578 handle_signal(&ksig, regs); do_signal()
582 if (regs->regs[0]) { do_signal()
583 switch (regs->regs[2]) { do_signal()
587 regs->regs[2] = regs->regs[0]; do_signal()
588 regs->regs[7] = regs->regs[26]; do_signal()
589 regs->cp0_epc -= 4; do_signal()
593 regs->regs[2] = current->thread.abi->restart; do_signal()
594 regs->regs[7] = regs->regs[26]; do_signal()
595 regs->cp0_epc -= 4; do_signal()
598 regs->regs[0] = 0; /* Don't deal with this again. */ do_signal()
612 asmlinkage void do_notify_resume(struct pt_regs *regs, void *unused, do_notify_resume() argument
621 do_signal(regs); do_notify_resume()
625 tracehook_notify_resume(regs); do_notify_resume()
429 setup_frame(void *sig_return, struct ksignal *ksig, struct pt_regs *regs, sigset_t *set) setup_frame() argument
468 setup_rt_frame(void *sig_return, struct ksignal *ksig, struct pt_regs *regs, sigset_t *set) setup_rt_frame() argument
H A Dstacktrace.c34 struct task_struct *tsk, struct pt_regs *regs) save_context_stack()
36 unsigned long sp = regs->regs[29]; save_context_stack()
38 unsigned long ra = regs->regs[31]; save_context_stack()
39 unsigned long pc = regs->cp0_epc; save_context_stack()
75 struct pt_regs *regs = &dummyregs; save_stack_trace_tsk() local
80 regs->regs[29] = tsk->thread.reg29; save_stack_trace_tsk()
81 regs->regs[31] = 0; save_stack_trace_tsk()
82 regs->cp0_epc = tsk->thread.reg31; save_stack_trace_tsk()
84 prepare_frametrace(regs); save_stack_trace_tsk()
85 save_context_stack(trace, tsk, regs); save_stack_trace_tsk()
33 save_context_stack(struct stack_trace *trace, struct task_struct *tsk, struct pt_regs *regs) save_context_stack() argument
H A Dkgdb.c56 { "zero", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[0]) },
57 { "at", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[1]) },
58 { "v0", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[2]) },
59 { "v1", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[3]) },
60 { "a0", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[4]) },
61 { "a1", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[5]) },
62 { "a2", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[6]) },
63 { "a3", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[7]) },
64 { "t0", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[8]) },
65 { "t1", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[9]) },
66 { "t2", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[10]) },
67 { "t3", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[11]) },
68 { "t4", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[12]) },
69 { "t5", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[13]) },
70 { "t6", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[14]) },
71 { "t7", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[15]) },
72 { "s0", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[16]) },
73 { "s1", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[17]) },
74 { "s2", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[18]) },
75 { "s3", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[19]) },
76 { "s4", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[20]) },
77 { "s5", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[21]) },
78 { "s6", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[22]) },
79 { "s7", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[23]) },
80 { "t8", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[24]) },
81 { "t9", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[25]) },
82 { "k0", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[26]) },
83 { "k1", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[27]) },
84 { "gp", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[28]) },
85 { "sp", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[29]) },
86 { "s8", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[30]) },
87 { "ra", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[31]) },
130 int dbg_set_reg(int regno, void *mem, struct pt_regs *regs) dbg_set_reg() argument
138 memcpy((void *)regs + dbg_reg_def[regno].offset, mem, dbg_set_reg()
142 if (!(regs->cp0_status & ST0_CU1)) dbg_set_reg()
163 char *dbg_get_reg(int regno, void *mem, struct pt_regs *regs) dbg_get_reg() argument
172 memcpy(mem, (void *)regs + dbg_reg_def[regno].offset, dbg_get_reg()
176 if (!(regs->cp0_status & ST0_CU1)) dbg_get_reg()
249 struct pt_regs *regs = (struct pt_regs *)ksp - 1; sleeping_thread_to_gdb_regs() local
257 *(ptr++) = regs->regs[reg]; sleeping_thread_to_gdb_regs()
261 *(ptr++) = regs->regs[reg]; sleeping_thread_to_gdb_regs()
268 *(ptr++) = regs->regs[reg]; sleeping_thread_to_gdb_regs()
270 *(ptr++) = regs->cp0_status; sleeping_thread_to_gdb_regs()
271 *(ptr++) = regs->lo; sleeping_thread_to_gdb_regs()
272 *(ptr++) = regs->hi; sleeping_thread_to_gdb_regs()
273 *(ptr++) = regs->cp0_badvaddr; sleeping_thread_to_gdb_regs()
274 *(ptr++) = regs->cp0_cause; sleeping_thread_to_gdb_regs()
275 *(ptr++) = regs->cp0_epc; sleeping_thread_to_gdb_regs()
278 void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long pc) kgdb_arch_set_pc() argument
280 regs->cp0_epc = pc; kgdb_arch_set_pc()
291 struct pt_regs *regs = args->regs; kgdb_mips_notify() local
292 int trap = (regs->cp0_cause & 0x7c) >> 2; kgdb_mips_notify()
305 if (user_mode(regs)) kgdb_mips_notify()
313 kgdb_nmicallback(smp_processor_id(), regs); kgdb_mips_notify() local
315 if (kgdb_handle_exception(trap, compute_signal(trap), cmd, regs)) { kgdb_mips_notify()
321 if ((trap == 9) && (regs->cp0_epc == (unsigned long)breakinst)) kgdb_mips_notify()
322 regs->cp0_epc += 4; kgdb_mips_notify()
334 struct pt_regs *regs, long err, int trap, int sig) kgdb_ll_trap()
337 .regs = regs, kgdb_ll_trap()
361 struct pt_regs *regs) kgdb_arch_handle_exception()
371 regs->cp0_epc = address; kgdb_arch_handle_exception()
333 kgdb_ll_trap(int cmd, const char *str, struct pt_regs *regs, long err, int trap, int sig) kgdb_ll_trap() argument
359 kgdb_arch_handle_exception(int vector, int signo, int err_code, char *remcom_in_buffer, char *remcom_out_buffer, struct pt_regs *regs) kgdb_arch_handle_exception() argument
/linux-4.1.27/arch/powerpc/include/asm/
H A Ddebug.h15 extern int (*__debugger)(struct pt_regs *regs);
16 extern int (*__debugger_ipi)(struct pt_regs *regs);
17 extern int (*__debugger_bpt)(struct pt_regs *regs);
18 extern int (*__debugger_sstep)(struct pt_regs *regs);
19 extern int (*__debugger_iabr_match)(struct pt_regs *regs);
20 extern int (*__debugger_break_match)(struct pt_regs *regs);
21 extern int (*__debugger_fault_handler)(struct pt_regs *regs);
24 static inline int __NAME(struct pt_regs *regs) \
27 return __ ## __NAME(regs); \
40 static inline int debugger(struct pt_regs *regs) { return 0; }
41 static inline int debugger_ipi(struct pt_regs *regs) { return 0; }
42 static inline int debugger_bpt(struct pt_regs *regs) { return 0; }
43 static inline int debugger_sstep(struct pt_regs *regs) { return 0; }
44 static inline int debugger_iabr_match(struct pt_regs *regs) { return 0; }
45 static inline int debugger_break_match(struct pt_regs *regs) { return 0; }
46 static inline int debugger_fault_handler(struct pt_regs *regs) { return 0; }
52 extern void do_send_trap(struct pt_regs *regs, unsigned long address,
56 extern void do_break(struct pt_regs *regs, unsigned long address,
H A Dsyscall.h26 struct pt_regs *regs) syscall_get_nr()
28 return TRAP(regs) == 0xc00 ? regs->gpr[0] : -1L; syscall_get_nr()
32 struct pt_regs *regs) syscall_rollback()
34 regs->gpr[3] = regs->orig_gpr3; syscall_rollback()
38 struct pt_regs *regs) syscall_get_error()
40 return (regs->ccr & 0x10000000) ? -regs->gpr[3] : 0; syscall_get_error()
44 struct pt_regs *regs) syscall_get_return_value()
46 return regs->gpr[3]; syscall_get_return_value()
50 struct pt_regs *regs, syscall_set_return_value()
54 regs->ccr |= 0x10000000L; syscall_set_return_value()
55 regs->gpr[3] = -error; syscall_set_return_value()
57 regs->ccr &= ~0x10000000L; syscall_set_return_value()
58 regs->gpr[3] = val; syscall_set_return_value()
63 struct pt_regs *regs, syscall_get_arguments()
75 args[n] = (u32) regs->gpr[3 + i + n]; syscall_get_arguments()
79 memcpy(args, &regs->gpr[3 + i], n * sizeof(args[0])); syscall_get_arguments()
83 struct pt_regs *regs, syscall_set_arguments()
88 memcpy(&regs->gpr[3 + i], args, n * sizeof(args[0])); syscall_set_arguments()
25 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
31 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
37 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
43 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
49 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
62 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
82 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
H A Dtrace.h13 TP_PROTO(struct pt_regs *regs),
15 TP_ARGS(regs),
18 __field(struct pt_regs *, regs)
22 __entry->regs = regs;
25 TP_printk("pt_regs=%p", __entry->regs)
30 TP_PROTO(struct pt_regs *regs),
32 TP_ARGS(regs)
37 TP_PROTO(struct pt_regs *regs),
39 TP_ARGS(regs)
44 TP_PROTO(struct pt_regs *regs),
46 TP_ARGS(regs)
51 TP_PROTO(struct pt_regs *regs),
53 TP_ARGS(regs)
H A Dptrace.h7 * this should only contain volatile regs
78 #define GET_IP(regs) ((regs)->nip)
79 #define GET_USP(regs) ((regs)->gpr[1])
80 #define GET_FP(regs) (0)
81 #define SET_FP(regs, val)
84 extern unsigned long profile_pc(struct pt_regs *regs);
90 #define kernel_stack_pointer(regs) ((regs)->gpr[1]) is_syscall_success()
91 static inline int is_syscall_success(struct pt_regs *regs) is_syscall_success() argument
93 return !(regs->ccr & 0x10000000); is_syscall_success()
96 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
98 if (is_syscall_success(regs)) regs_return_value()
99 return regs->gpr[3]; regs_return_value()
101 return -regs->gpr[3]; regs_return_value()
105 #define user_mode(regs) ((((regs)->msr) >> MSR_PR_LG) & 0x1)
107 #define user_mode(regs) (((regs)->msr & MSR_PR) != 0)
130 #define FULL_REGS(regs) (((regs)->trap & 1) == 0)
132 #define IS_CRITICAL_EXC(regs) (((regs)->trap & 2) != 0)
133 #define IS_MCHECK_EXC(regs) (((regs)->trap & 4) != 0)
134 #define IS_DEBUG_EXC(regs) (((regs)->trap & 8) != 0)
136 #define TRAP(regs) ((regs)->trap & ~0xF)
139 #define CHECK_FULL_REGS(regs) BUG_ON(regs->trap & 1)
142 #define CHECK_FULL_REGS(regs) \
144 if ((regs)->trap & 1) \
165 * @regs: pt_regs from which register value is gotten
168 * regs_get_register returns the value of a register whose offset from @regs.
172 static inline unsigned long regs_get_register(struct pt_regs *regs, regs_get_register() argument
177 return *(unsigned long *)((unsigned long)regs + offset); regs_get_register()
182 * @regs: pt_regs which contains kernel stack pointer.
189 static inline bool regs_within_kernel_stack(struct pt_regs *regs, regs_within_kernel_stack() argument
193 (kernel_stack_pointer(regs) & ~(THREAD_SIZE - 1))); regs_within_kernel_stack()
198 * @regs: pt_regs which contains kernel stack pointer.
202 * is specified by @regs. If the @n th entry is NOT in the kernel stack,
205 static inline unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, regs_get_kernel_stack_nth() argument
208 unsigned long *addr = (unsigned long *)kernel_stack_pointer(regs); regs_get_kernel_stack_nth()
210 if (regs_within_kernel_stack(regs, (unsigned long)addr)) regs_get_kernel_stack_nth()
/linux-4.1.27/arch/microblaze/kernel/
H A Dprocess.c22 void show_regs(struct pt_regs *regs) show_regs() argument
26 pr_info(" Registers dump: mode=%X\r\n", regs->pt_mode); show_regs()
28 regs->r1, regs->r2, regs->r3, regs->r4); show_regs()
30 regs->r5, regs->r6, regs->r7, regs->r8); show_regs()
32 regs->r9, regs->r10, regs->r11, regs->r12); show_regs()
34 regs->r13, regs->r14, regs->r15, regs->r16); show_regs()
36 regs->r17, regs->r18, regs->r19, regs->r20); show_regs()
38 regs->r21, regs->r22, regs->r23, regs->r24); show_regs()
40 regs->r25, regs->r26, regs->r27, regs->r28); show_regs()
42 regs->r29, regs->r30, regs->r31, regs->pc); show_regs()
44 regs->msr, regs->ear, regs->esr, regs->fsr); show_regs()
88 * regs which were saved immediately after entering the kernel state copy_thread()
143 void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long usp) start_thread() argument
145 regs->pc = pc; start_thread()
146 regs->r1 = usp; start_thread()
147 regs->pt_mode = 0; start_thread()
149 regs->msr |= MSR_UMS; start_thread()
150 regs->msr &= ~MSR_VM; start_thread()
159 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpregs) dump_fpu() argument
H A Dexceptions.c53 asmlinkage void sw_exception(struct pt_regs *regs) sw_exception() argument
55 _exception(SIGTRAP, regs, TRAP_BRKPT, regs->r16); sw_exception()
56 flush_dcache_range(regs->r16, regs->r16 + 0x4); sw_exception()
57 flush_icache_range(regs->r16, regs->r16 + 0x4); sw_exception()
60 void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr) _exception() argument
64 if (kernel_mode(regs)) _exception()
65 die("Exception in kernel mode", regs, signr); _exception()
74 asmlinkage void full_exception(struct pt_regs *regs, unsigned int type, full_exception() argument
78 addr = regs->pc; full_exception()
83 type, user_mode(regs) ? "user" : "kernel", fsr, full_exception()
84 (unsigned int) regs->pc, (unsigned int) regs->esr); full_exception()
89 if (user_mode(regs)) { full_exception()
91 _exception(SIGILL, regs, ILL_ILLOPC, addr); full_exception()
95 die("opcode exception", regs, SIGBUS); full_exception()
98 if (user_mode(regs)) { full_exception()
100 _exception(SIGBUS, regs, BUS_ADRERR, addr); full_exception()
104 die("bus exception", regs, SIGBUS); full_exception()
107 if (user_mode(regs)) { full_exception()
109 _exception(SIGBUS, regs, BUS_ADRERR, addr); full_exception()
113 die("bus exception", regs, SIGBUS); full_exception()
116 if (user_mode(regs)) { full_exception()
118 _exception(SIGFPE, regs, FPE_INTDIV, addr); full_exception()
122 die("Divide by zero exception", regs, SIGBUS); full_exception()
138 _exception(SIGFPE, regs, fsr, addr); full_exception()
144 _exception(SIGILL, regs, ILL_PRVOPC, addr); full_exception()
151 kernel_mode(regs) ? "kernel" : "user"); full_exception()
/linux-4.1.27/arch/arm/mach-omap2/
H A Dgpio.c62 pdata->regs = kzalloc(sizeof(struct omap_gpio_reg_offs), GFP_KERNEL); omap2_gpio_dev_init()
63 if (!pdata->regs) { omap2_gpio_dev_init()
80 pdata->regs->revision = OMAP24XX_GPIO_REVISION; omap2_gpio_dev_init()
81 pdata->regs->direction = OMAP24XX_GPIO_OE; omap2_gpio_dev_init()
82 pdata->regs->datain = OMAP24XX_GPIO_DATAIN; omap2_gpio_dev_init()
83 pdata->regs->dataout = OMAP24XX_GPIO_DATAOUT; omap2_gpio_dev_init()
84 pdata->regs->set_dataout = OMAP24XX_GPIO_SETDATAOUT; omap2_gpio_dev_init()
85 pdata->regs->clr_dataout = OMAP24XX_GPIO_CLEARDATAOUT; omap2_gpio_dev_init()
86 pdata->regs->irqstatus = OMAP24XX_GPIO_IRQSTATUS1; omap2_gpio_dev_init()
87 pdata->regs->irqstatus2 = OMAP24XX_GPIO_IRQSTATUS2; omap2_gpio_dev_init()
88 pdata->regs->irqenable = OMAP24XX_GPIO_IRQENABLE1; omap2_gpio_dev_init()
89 pdata->regs->irqenable2 = OMAP24XX_GPIO_IRQENABLE2; omap2_gpio_dev_init()
90 pdata->regs->set_irqenable = OMAP24XX_GPIO_SETIRQENABLE1; omap2_gpio_dev_init()
91 pdata->regs->clr_irqenable = OMAP24XX_GPIO_CLEARIRQENABLE1; omap2_gpio_dev_init()
92 pdata->regs->debounce = OMAP24XX_GPIO_DEBOUNCE_VAL; omap2_gpio_dev_init()
93 pdata->regs->debounce_en = OMAP24XX_GPIO_DEBOUNCE_EN; omap2_gpio_dev_init()
94 pdata->regs->ctrl = OMAP24XX_GPIO_CTRL; omap2_gpio_dev_init()
95 pdata->regs->wkup_en = OMAP24XX_GPIO_WAKE_EN; omap2_gpio_dev_init()
96 pdata->regs->leveldetect0 = OMAP24XX_GPIO_LEVELDETECT0; omap2_gpio_dev_init()
97 pdata->regs->leveldetect1 = OMAP24XX_GPIO_LEVELDETECT1; omap2_gpio_dev_init()
98 pdata->regs->risingdetect = OMAP24XX_GPIO_RISINGDETECT; omap2_gpio_dev_init()
99 pdata->regs->fallingdetect = OMAP24XX_GPIO_FALLINGDETECT; omap2_gpio_dev_init()
102 pdata->regs->revision = OMAP4_GPIO_REVISION; omap2_gpio_dev_init()
103 pdata->regs->direction = OMAP4_GPIO_OE; omap2_gpio_dev_init()
104 pdata->regs->datain = OMAP4_GPIO_DATAIN; omap2_gpio_dev_init()
105 pdata->regs->dataout = OMAP4_GPIO_DATAOUT; omap2_gpio_dev_init()
106 pdata->regs->set_dataout = OMAP4_GPIO_SETDATAOUT; omap2_gpio_dev_init()
107 pdata->regs->clr_dataout = OMAP4_GPIO_CLEARDATAOUT; omap2_gpio_dev_init()
108 pdata->regs->irqstatus_raw0 = OMAP4_GPIO_IRQSTATUSRAW0; omap2_gpio_dev_init()
109 pdata->regs->irqstatus_raw1 = OMAP4_GPIO_IRQSTATUSRAW1; omap2_gpio_dev_init()
110 pdata->regs->irqstatus = OMAP4_GPIO_IRQSTATUS0; omap2_gpio_dev_init()
111 pdata->regs->irqstatus2 = OMAP4_GPIO_IRQSTATUS1; omap2_gpio_dev_init()
112 pdata->regs->irqenable = OMAP4_GPIO_IRQSTATUSSET0; omap2_gpio_dev_init()
113 pdata->regs->irqenable2 = OMAP4_GPIO_IRQSTATUSSET1; omap2_gpio_dev_init()
114 pdata->regs->set_irqenable = OMAP4_GPIO_IRQSTATUSSET0; omap2_gpio_dev_init()
115 pdata->regs->clr_irqenable = OMAP4_GPIO_IRQSTATUSCLR0; omap2_gpio_dev_init()
116 pdata->regs->debounce = OMAP4_GPIO_DEBOUNCINGTIME; omap2_gpio_dev_init()
117 pdata->regs->debounce_en = OMAP4_GPIO_DEBOUNCENABLE; omap2_gpio_dev_init()
118 pdata->regs->ctrl = OMAP4_GPIO_CTRL; omap2_gpio_dev_init()
119 pdata->regs->wkup_en = OMAP4_GPIO_IRQWAKEN0; omap2_gpio_dev_init()
120 pdata->regs->leveldetect0 = OMAP4_GPIO_LEVELDETECT0; omap2_gpio_dev_init()
121 pdata->regs->leveldetect1 = OMAP4_GPIO_LEVELDETECT1; omap2_gpio_dev_init()
122 pdata->regs->risingdetect = OMAP4_GPIO_RISINGDETECT; omap2_gpio_dev_init()
123 pdata->regs->fallingdetect = OMAP4_GPIO_FALLINGDETECT; omap2_gpio_dev_init()
127 kfree(pdata->regs); omap2_gpio_dev_init()
/linux-4.1.27/arch/avr32/include/asm/
H A Dptrace.h21 #define user_mode(regs) (((regs)->sr & MODE_MASK) == MODE_USER)
22 #define instruction_pointer(regs) ((regs)->pc)
23 #define profile_pc(regs) instruction_pointer(regs)
24 #define user_stack_pointer(regs) ((regs)->sp)
26 static __inline__ int valid_user_regs(struct pt_regs *regs) valid_user_regs() argument
32 if ((regs->sr & 0xffff0000) == 0) valid_user_regs()
39 regs->sr &= 0x0000ffff; valid_user_regs()
/linux-4.1.27/arch/m32r/include/asm/
H A Dptrace.h26 #define user_mode(regs) ((M32R_PSW_BPM & (regs)->psw) != 0)
28 #define user_mode(regs) ((M32R_PSW_BSM & (regs)->psw) != 0)
33 #define instruction_pointer(regs) ((regs)->bpc)
34 #define profile_pc(regs) instruction_pointer(regs)
35 #define user_stack_pointer(regs) ((regs)->spu)
37 extern void withdraw_debug_trap(struct pt_regs *regs);
/linux-4.1.27/arch/arm/include/asm/
H A Dptrace.h20 #define user_mode(regs) \
21 (((regs)->ARM_cpsr & 0xf) == 0)
24 #define thumb_mode(regs) \
25 (((regs)->ARM_cpsr & PSR_T_BIT))
27 #define thumb_mode(regs) (0)
31 #define isa_mode(regs) \
32 ((((regs)->ARM_cpsr & PSR_J_BIT) >> (__ffs(PSR_J_BIT) - 1)) | \
33 (((regs)->ARM_cpsr & PSR_T_BIT) >> (__ffs(PSR_T_BIT))))
35 #define isa_mode(regs) 1 /* Thumb */
38 #define processor_mode(regs) \
39 ((regs)->ARM_cpsr & MODE_MASK)
41 #define interrupts_enabled(regs) \
42 (!((regs)->ARM_cpsr & PSR_I_BIT))
44 #define fast_interrupts_enabled(regs) \
45 (!((regs)->ARM_cpsr & PSR_F_BIT))
50 static inline int valid_user_regs(struct pt_regs *regs) valid_user_regs() argument
53 unsigned long mode = regs->ARM_cpsr & MODE_MASK; valid_user_regs()
58 regs->ARM_cpsr &= ~(PSR_F_BIT | PSR_A_BIT); valid_user_regs()
60 if ((regs->ARM_cpsr & PSR_I_BIT) == 0) { valid_user_regs()
70 regs->ARM_cpsr &= PSR_f | PSR_s | PSR_x | PSR_T_BIT | MODE32_BIT; valid_user_regs()
72 regs->ARM_cpsr |= USR_MODE; valid_user_regs()
80 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
82 return regs->ARM_r0; regs_return_value()
85 #define instruction_pointer(regs) (regs)->ARM_pc
88 #define frame_pointer(regs) (regs)->ARM_r7
90 #define frame_pointer(regs) (regs)->ARM_fp
93 static inline void instruction_pointer_set(struct pt_regs *regs, instruction_pointer_set() argument
96 instruction_pointer(regs) = val; instruction_pointer_set()
100 extern unsigned long profile_pc(struct pt_regs *regs);
102 #define profile_pc(regs) instruction_pointer(regs)
125 extern bool regs_within_kernel_stack(struct pt_regs *regs, unsigned long addr);
126 extern unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs,
131 * @regs: pt_regs from which register value is gotten
134 * regs_get_register returns the value of a register whose offset from @regs.
138 static inline unsigned long regs_get_register(struct pt_regs *regs, regs_get_register() argument
143 return *(unsigned long *)((unsigned long)regs + offset); regs_get_register()
147 static inline unsigned long kernel_stack_pointer(struct pt_regs *regs) kernel_stack_pointer() argument
149 return regs->ARM_sp; kernel_stack_pointer()
152 static inline unsigned long user_stack_pointer(struct pt_regs *regs) user_stack_pointer() argument
154 return regs->ARM_sp; user_stack_pointer()
H A Dsyscall.h22 struct pt_regs *regs) syscall_get_nr()
28 struct pt_regs *regs) syscall_rollback()
30 regs->ARM_r0 = regs->ARM_ORIG_r0; syscall_rollback()
34 struct pt_regs *regs) syscall_get_error()
36 unsigned long error = regs->ARM_r0; syscall_get_error()
41 struct pt_regs *regs) syscall_get_return_value()
43 return regs->ARM_r0; syscall_get_return_value()
47 struct pt_regs *regs, syscall_set_return_value()
50 regs->ARM_r0 = (long) error ? error : val; syscall_set_return_value()
56 struct pt_regs *regs, syscall_get_arguments()
73 args[0] = regs->ARM_ORIG_r0; syscall_get_arguments()
79 memcpy(args, &regs->ARM_r0 + i, n * sizeof(args[0])); syscall_get_arguments()
83 struct pt_regs *regs, syscall_set_arguments()
97 regs->ARM_ORIG_r0 = args[0]; syscall_set_arguments()
103 memcpy(&regs->ARM_r0 + i, args, n * sizeof(args[0])); syscall_set_arguments()
21 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
27 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
33 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
40 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
46 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
55 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
82 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
H A Dstacktrace.h18 void arm_get_current_stackframe(struct pt_regs *regs, struct stackframe *frame) arm_get_current_stackframe() argument
20 frame->fp = frame_pointer(regs); arm_get_current_stackframe()
21 frame->sp = regs->ARM_sp; arm_get_current_stackframe()
22 frame->lr = regs->ARM_lr; arm_get_current_stackframe()
23 frame->pc = regs->ARM_pc; arm_get_current_stackframe()
H A Dperf_event.h17 extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
18 extern unsigned long perf_misc_flags(struct pt_regs *regs);
19 #define perf_misc_flags(regs) perf_misc_flags(regs)
/linux-4.1.27/arch/blackfin/include/asm/
H A Dsyscall.h26 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
28 return regs->p0; syscall_get_nr()
32 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
34 regs->p0 = regs->orig_p0; syscall_rollback()
38 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
40 return IS_ERR_VALUE(regs->r0) ? regs->r0 : 0; syscall_get_error()
44 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
46 return regs->r0; syscall_get_return_value()
50 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, syscall_set_return_value() argument
53 regs->r0 = error ? -error : val; syscall_set_return_value()
59 * @regs: the register layout to extract syscall arguments from
67 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, syscall_get_arguments() argument
75 long *aregs = &regs->r0 - i; syscall_get_arguments()
85 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, syscall_set_arguments() argument
88 long *aregs = &regs->r0 - i; syscall_set_arguments()
/linux-4.1.27/arch/cris/arch-v10/kernel/
H A Dtraps.c17 show_registers(struct pt_regs *regs) show_registers() argument
28 regs->irp, regs->srp, regs->dccr, usp, regs->mof); show_registers()
31 regs->r0, regs->r1, regs->r2, regs->r3); show_registers()
34 regs->r4, regs->r5, regs->r6, regs->r7); show_registers()
37 regs->r8, regs->r9, regs->r10, regs->r11); show_registers()
40 regs->r12, regs->r13, regs->orig_r10, (long unsigned)regs); show_registers()
51 if (!user_mode(regs)) { show_registers()
65 if (regs->irp < PAGE_OFFSET) show_registers()
69 * Quite often the value at regs->irp doesn't point to the show_registers()
73 * point, but small enough to fit on a row. The regs->irp show_registers()
80 if (__get_user(c, &((unsigned char *)regs->irp)[i])) { show_registers()
102 void handle_nmi(struct pt_regs *regs) handle_nmi() argument
105 nmi_handler(regs); handle_nmi()
116 handle_BUG(struct pt_regs *regs) handle_BUG() argument
120 unsigned long irp = regs->irp; handle_BUG()
/linux-4.1.27/arch/um/kernel/
H A Dsignal.c21 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
32 if (PT_REGS_SYSCALL_NR(regs) >= 0) { handle_signal()
34 switch (PT_REGS_SYSCALL_RET(regs)) { handle_signal()
37 PT_REGS_SYSCALL_RET(regs) = -EINTR; handle_signal()
42 PT_REGS_SYSCALL_RET(regs) = -EINTR; handle_signal()
47 PT_REGS_RESTART_SYSCALL(regs); handle_signal()
48 PT_REGS_ORIG_SYSCALL(regs) = PT_REGS_SYSCALL_NR(regs); handle_signal()
53 sp = PT_REGS_SP(regs); handle_signal()
59 err = setup_signal_stack_sc(sp, ksig, regs, oldset); handle_signal()
62 err = setup_signal_stack_si(sp, ksig, regs, oldset); handle_signal()
67 static int kern_do_signal(struct pt_regs *regs) kern_do_signal() argument
75 handle_signal(&ksig, regs); kern_do_signal()
79 if (!handled_sig && (PT_REGS_SYSCALL_NR(regs) >= 0)) { kern_do_signal()
81 switch (PT_REGS_SYSCALL_RET(regs)) { kern_do_signal()
85 PT_REGS_ORIG_SYSCALL(regs) = PT_REGS_SYSCALL_NR(regs); kern_do_signal()
86 PT_REGS_RESTART_SYSCALL(regs); kern_do_signal()
89 PT_REGS_ORIG_SYSCALL(regs) = __NR_restart_syscall; kern_do_signal()
90 PT_REGS_RESTART_SYSCALL(regs); kern_do_signal()
105 is_syscall(PT_REGS_IP(&current->thread.regs)); kern_do_signal()
118 return kern_do_signal(&current->thread.regs); do_signal()
H A Dptrace.c67 case PTRACE_GETREGS: { /* Get all gp regs from the child. */ arch_ptrace()
81 case PTRACE_SETREGS: { /* Set all gp regs in the child. */ arch_ptrace()
114 static void send_sigtrap(struct task_struct *tsk, struct uml_pt_regs *regs, send_sigtrap() argument
124 info.si_addr = UPT_IS_USER(regs) ? (void __user *) UPT_IP(regs) : NULL; send_sigtrap()
134 void syscall_trace_enter(struct pt_regs *regs) syscall_trace_enter() argument
136 audit_syscall_entry(UPT_SYSCALL_NR(&regs->regs), syscall_trace_enter()
137 UPT_SYSCALL_ARG1(&regs->regs), syscall_trace_enter()
138 UPT_SYSCALL_ARG2(&regs->regs), syscall_trace_enter()
139 UPT_SYSCALL_ARG3(&regs->regs), syscall_trace_enter()
140 UPT_SYSCALL_ARG4(&regs->regs)); syscall_trace_enter()
145 tracehook_report_syscall_entry(regs); syscall_trace_enter()
148 void syscall_trace_leave(struct pt_regs *regs) syscall_trace_leave() argument
152 audit_syscall_exit(regs); syscall_trace_leave()
156 send_sigtrap(current, &regs->regs, 0); syscall_trace_leave()
161 tracehook_report_syscall_exit(regs, 0); syscall_trace_leave()
H A Dexec.c35 get_safe_registers(current_pt_regs()->regs.gp, flush_thread()
36 current_pt_regs()->regs.fp); flush_thread()
41 void start_thread(struct pt_regs *regs, unsigned long eip, unsigned long esp) start_thread() argument
43 PT_REGS_IP(regs) = eip; start_thread()
44 PT_REGS_SP(regs) = esp; start_thread()
47 SUBARCH_EXECVE1(regs->regs); start_thread()
/linux-4.1.27/drivers/media/tuners/
H A Dtda18271-common.c69 unsigned char *regs = priv->tda18271_regs; tda18271_dump_regs() local
72 tda_reg("ID_BYTE = 0x%02x\n", 0xff & regs[R_ID]); tda18271_dump_regs()
73 tda_reg("THERMO_BYTE = 0x%02x\n", 0xff & regs[R_TM]); tda18271_dump_regs()
74 tda_reg("POWER_LEVEL_BYTE = 0x%02x\n", 0xff & regs[R_PL]); tda18271_dump_regs()
75 tda_reg("EASY_PROG_BYTE_1 = 0x%02x\n", 0xff & regs[R_EP1]); tda18271_dump_regs()
76 tda_reg("EASY_PROG_BYTE_2 = 0x%02x\n", 0xff & regs[R_EP2]); tda18271_dump_regs()
77 tda_reg("EASY_PROG_BYTE_3 = 0x%02x\n", 0xff & regs[R_EP3]); tda18271_dump_regs()
78 tda_reg("EASY_PROG_BYTE_4 = 0x%02x\n", 0xff & regs[R_EP4]); tda18271_dump_regs()
79 tda_reg("EASY_PROG_BYTE_5 = 0x%02x\n", 0xff & regs[R_EP5]); tda18271_dump_regs()
80 tda_reg("CAL_POST_DIV_BYTE = 0x%02x\n", 0xff & regs[R_CPD]); tda18271_dump_regs()
81 tda_reg("CAL_DIV_BYTE_1 = 0x%02x\n", 0xff & regs[R_CD1]); tda18271_dump_regs()
82 tda_reg("CAL_DIV_BYTE_2 = 0x%02x\n", 0xff & regs[R_CD2]); tda18271_dump_regs()
83 tda_reg("CAL_DIV_BYTE_3 = 0x%02x\n", 0xff & regs[R_CD3]); tda18271_dump_regs()
84 tda_reg("MAIN_POST_DIV_BYTE = 0x%02x\n", 0xff & regs[R_MPD]); tda18271_dump_regs()
85 tda_reg("MAIN_DIV_BYTE_1 = 0x%02x\n", 0xff & regs[R_MD1]); tda18271_dump_regs()
86 tda_reg("MAIN_DIV_BYTE_2 = 0x%02x\n", 0xff & regs[R_MD2]); tda18271_dump_regs()
87 tda_reg("MAIN_DIV_BYTE_3 = 0x%02x\n", 0xff & regs[R_MD3]); tda18271_dump_regs()
89 /* only dump extended regs if DBG_ADV is set */ tda18271_dump_regs()
96 tda_reg("EXTENDED_BYTE_1 = 0x%02x\n", 0xff & regs[R_EB1]); tda18271_dump_regs()
97 tda_reg("EXTENDED_BYTE_2 = 0x%02x\n", 0xff & regs[R_EB2]); tda18271_dump_regs()
98 tda_reg("EXTENDED_BYTE_3 = 0x%02x\n", 0xff & regs[R_EB3]); tda18271_dump_regs()
99 tda_reg("EXTENDED_BYTE_4 = 0x%02x\n", 0xff & regs[R_EB4]); tda18271_dump_regs()
100 tda_reg("EXTENDED_BYTE_5 = 0x%02x\n", 0xff & regs[R_EB5]); tda18271_dump_regs()
101 tda_reg("EXTENDED_BYTE_6 = 0x%02x\n", 0xff & regs[R_EB6]); tda18271_dump_regs()
102 tda_reg("EXTENDED_BYTE_7 = 0x%02x\n", 0xff & regs[R_EB7]); tda18271_dump_regs()
103 tda_reg("EXTENDED_BYTE_8 = 0x%02x\n", 0xff & regs[R_EB8]); tda18271_dump_regs()
104 tda_reg("EXTENDED_BYTE_9 W = 0x%02x\n", 0xff & regs[R_EB9]); tda18271_dump_regs()
105 tda_reg("EXTENDED_BYTE_10 = 0x%02x\n", 0xff & regs[R_EB10]); tda18271_dump_regs()
106 tda_reg("EXTENDED_BYTE_11 = 0x%02x\n", 0xff & regs[R_EB11]); tda18271_dump_regs()
107 tda_reg("EXTENDED_BYTE_12 = 0x%02x\n", 0xff & regs[R_EB12]); tda18271_dump_regs()
108 tda_reg("EXTENDED_BYTE_13 = 0x%02x\n", 0xff & regs[R_EB13]); tda18271_dump_regs()
109 tda_reg("EXTENDED_BYTE_14 = 0x%02x\n", 0xff & regs[R_EB14]); tda18271_dump_regs()
110 tda_reg("EXTENDED_BYTE_15 = 0x%02x\n", 0xff & regs[R_EB15]); tda18271_dump_regs()
111 tda_reg("EXTENDED_BYTE_16 W = 0x%02x\n", 0xff & regs[R_EB16]); tda18271_dump_regs()
112 tda_reg("EXTENDED_BYTE_17 W = 0x%02x\n", 0xff & regs[R_EB17]); tda18271_dump_regs()
113 tda_reg("EXTENDED_BYTE_18 = 0x%02x\n", 0xff & regs[R_EB18]); tda18271_dump_regs()
114 tda_reg("EXTENDED_BYTE_19 W = 0x%02x\n", 0xff & regs[R_EB19]); tda18271_dump_regs()
115 tda_reg("EXTENDED_BYTE_20 W = 0x%02x\n", 0xff & regs[R_EB20]); tda18271_dump_regs()
116 tda_reg("EXTENDED_BYTE_21 = 0x%02x\n", 0xff & regs[R_EB21]); tda18271_dump_regs()
117 tda_reg("EXTENDED_BYTE_22 = 0x%02x\n", 0xff & regs[R_EB22]); tda18271_dump_regs()
118 tda_reg("EXTENDED_BYTE_23 = 0x%02x\n", 0xff & regs[R_EB23]); tda18271_dump_regs()
124 unsigned char *regs = priv->tda18271_regs; tda18271_read_regs() local
131 .buf = regs, .len = 16 } tda18271_read_regs()
153 unsigned char *regs = priv->tda18271_regs; tda18271_read_extended() local
181 regs[i] = regdump[i]; tda18271_read_extended()
194 unsigned char *regs = priv->tda18271_regs; __tda18271_write_regs() local
236 buf[i] = regs[idx - 1 + i]; __tda18271_write_regs()
272 unsigned char *regs = priv->tda18271_regs; __tda18271_charge_pump_source() local
276 regs[r_cp] &= ~0x20; __tda18271_charge_pump_source()
277 regs[r_cp] |= ((force & 1) << 5); __tda18271_charge_pump_source()
292 unsigned char *regs = priv->tda18271_regs; tda18271_init_regs() local
308 regs[R_ID] = 0x83; tda18271_init_regs()
311 regs[R_ID] = 0x84; tda18271_init_regs()
315 regs[R_TM] = 0x08; tda18271_init_regs()
316 regs[R_PL] = 0x80; tda18271_init_regs()
317 regs[R_EP1] = 0xc6; tda18271_init_regs()
318 regs[R_EP2] = 0xdf; tda18271_init_regs()
319 regs[R_EP3] = 0x16; tda18271_init_regs()
320 regs[R_EP4] = 0x60; tda18271_init_regs()
321 regs[R_EP5] = 0x80; tda18271_init_regs()
322 regs[R_CPD] = 0x80; tda18271_init_regs()
323 regs[R_CD1] = 0x00; tda18271_init_regs()
324 regs[R_CD2] = 0x00; tda18271_init_regs()
325 regs[R_CD3] = 0x00; tda18271_init_regs()
326 regs[R_MPD] = 0x00; tda18271_init_regs()
327 regs[R_MD1] = 0x00; tda18271_init_regs()
328 regs[R_MD2] = 0x00; tda18271_init_regs()
329 regs[R_MD3] = 0x00; tda18271_init_regs()
333 regs[R_EB1] = 0xff; tda18271_init_regs()
336 regs[R_EB1] = 0xfc; tda18271_init_regs()
340 regs[R_EB2] = 0x01; tda18271_init_regs()
341 regs[R_EB3] = 0x84; tda18271_init_regs()
342 regs[R_EB4] = 0x41; tda18271_init_regs()
343 regs[R_EB5] = 0x01; tda18271_init_regs()
344 regs[R_EB6] = 0x84; tda18271_init_regs()
345 regs[R_EB7] = 0x40; tda18271_init_regs()
346 regs[R_EB8] = 0x07; tda18271_init_regs()
347 regs[R_EB9] = 0x00; tda18271_init_regs()
348 regs[R_EB10] = 0x00; tda18271_init_regs()
349 regs[R_EB11] = 0x96; tda18271_init_regs()
353 regs[R_EB12] = 0x0f; tda18271_init_regs()
356 regs[R_EB12] = 0x33; tda18271_init_regs()
360 regs[R_EB13] = 0xc1; tda18271_init_regs()
361 regs[R_EB14] = 0x00; tda18271_init_regs()
362 regs[R_EB15] = 0x8f; tda18271_init_regs()
363 regs[R_EB16] = 0x00; tda18271_init_regs()
364 regs[R_EB17] = 0x00; tda18271_init_regs()
368 regs[R_EB18] = 0x00; tda18271_init_regs()
371 regs[R_EB18] = 0x8c; tda18271_init_regs()
375 regs[R_EB19] = 0x00; tda18271_init_regs()
376 regs[R_EB20] = 0x20; tda18271_init_regs()
380 regs[R_EB21] = 0x33; tda18271_init_regs()
383 regs[R_EB21] = 0xb3; tda18271_init_regs()
387 regs[R_EB22] = 0x48; tda18271_init_regs()
388 regs[R_EB23] = 0xb0; tda18271_init_regs()
393 regs[R_EB17] = 0x00; tda18271_init_regs()
395 regs[R_EB17] = 0x03; tda18271_init_regs()
397 regs[R_EB17] = 0x43; tda18271_init_regs()
399 regs[R_EB17] = 0x4c; tda18271_init_regs()
404 regs[R_EB20] = 0xa0; tda18271_init_regs()
406 regs[R_EB20] = 0xa7; tda18271_init_regs()
408 regs[R_EB20] = 0xe7; tda18271_init_regs()
410 regs[R_EB20] = 0xec; tda18271_init_regs()
417 regs[R_EP3] = 0x1f; tda18271_init_regs()
418 regs[R_EP4] = 0x66; tda18271_init_regs()
419 regs[R_EP5] = 0x81; tda18271_init_regs()
420 regs[R_CPD] = 0xcc; tda18271_init_regs()
421 regs[R_CD1] = 0x6c; tda18271_init_regs()
422 regs[R_CD2] = 0x00; tda18271_init_regs()
423 regs[R_CD3] = 0x00; tda18271_init_regs()
424 regs[R_MPD] = 0xcd; tda18271_init_regs()
425 regs[R_MD1] = 0x77; tda18271_init_regs()
426 regs[R_MD2] = 0x08; tda18271_init_regs()
427 regs[R_MD3] = 0x00; tda18271_init_regs()
446 regs[R_EP5] = 0x85; tda18271_init_regs()
447 regs[R_CPD] = 0xcb; tda18271_init_regs()
448 regs[R_CD1] = 0x66; tda18271_init_regs()
449 regs[R_CD2] = 0x70; tda18271_init_regs()
459 regs[R_EP5] = 0x82; tda18271_init_regs()
460 regs[R_CPD] = 0xa8; tda18271_init_regs()
461 regs[R_CD2] = 0x00; tda18271_init_regs()
462 regs[R_MPD] = 0xa9; tda18271_init_regs()
463 regs[R_MD1] = 0x73; tda18271_init_regs()
464 regs[R_MD2] = 0x1a; tda18271_init_regs()
473 regs[R_EP5] = 0x86; tda18271_init_regs()
474 regs[R_CPD] = 0xa8; tda18271_init_regs()
475 regs[R_CD1] = 0x66; tda18271_init_regs()
476 regs[R_CD2] = 0xa0; tda18271_init_regs()
486 regs[R_EP5] = 0x83; tda18271_init_regs()
487 regs[R_CPD] = 0x98; tda18271_init_regs()
488 regs[R_CD1] = 0x65; tda18271_init_regs()
489 regs[R_CD2] = 0x00; tda18271_init_regs()
490 regs[R_MPD] = 0x99; tda18271_init_regs()
491 regs[R_MD1] = 0x71; tda18271_init_regs()
492 regs[R_MD2] = 0xcd; tda18271_init_regs()
501 regs[R_EP5] = 0x87; tda18271_init_regs()
502 regs[R_CD1] = 0x65; tda18271_init_regs()
503 regs[R_CD2] = 0x50; tda18271_init_regs()
513 regs[R_EP4] = 0x64; tda18271_init_regs()
547 unsigned char *regs = priv->tda18271_regs; tda18271_set_standby_mode() local
552 regs[R_EP3] &= ~0xe0; /* clear sm, sm_lt, sm_xt */ tda18271_set_standby_mode()
553 regs[R_EP3] |= (sm ? (1 << 7) : 0) | tda18271_set_standby_mode()
566 unsigned char *regs = priv->tda18271_regs; tda18271_calc_main_pll() local
574 regs[R_MPD] = (0x7f & pd); tda18271_calc_main_pll()
578 regs[R_MD1] = 0x7f & (div >> 16); tda18271_calc_main_pll()
579 regs[R_MD2] = 0xff & (div >> 8); tda18271_calc_main_pll()
580 regs[R_MD3] = 0xff & div; tda18271_calc_main_pll()
589 unsigned char *regs = priv->tda18271_regs; tda18271_calc_cal_pll() local
597 regs[R_CPD] = pd; tda18271_calc_cal_pll()
601 regs[R_CD1] = 0x7f & (div >> 16); tda18271_calc_cal_pll()
602 regs[R_CD2] = 0xff & (div >> 8); tda18271_calc_cal_pll()
603 regs[R_CD3] = 0xff & div; tda18271_calc_cal_pll()
614 unsigned char *regs = priv->tda18271_regs; tda18271_calc_bp_filter() local
621 regs[R_EP1] &= ~0x07; /* clear bp filter bits */ tda18271_calc_bp_filter()
622 regs[R_EP1] |= (0x07 & val); tda18271_calc_bp_filter()
631 unsigned char *regs = priv->tda18271_regs; tda18271_calc_km() local
638 regs[R_EB13] &= ~0x7c; /* clear k & m bits */ tda18271_calc_km()
639 regs[R_EB13] |= (0x7c & val); tda18271_calc_km()
648 unsigned char *regs = priv->tda18271_regs; tda18271_calc_rf_band() local
655 regs[R_EP2] &= ~0xe0; /* clear rf band bits */ tda18271_calc_rf_band()
656 regs[R_EP2] |= (0xe0 & (val << 5)); tda18271_calc_rf_band()
665 unsigned char *regs = priv->tda18271_regs; tda18271_calc_gain_taper() local
672 regs[R_EP2] &= ~0x1f; /* clear gain taper bits */ tda18271_calc_gain_taper()
673 regs[R_EP2] |= (0x1f & val); tda18271_calc_gain_taper()
682 unsigned char *regs = priv->tda18271_regs; tda18271_calc_ir_measure() local
689 regs[R_EP5] &= ~0x07; tda18271_calc_ir_measure()
690 regs[R_EP5] |= (0x07 & val); tda18271_calc_ir_measure()
699 unsigned char *regs = priv->tda18271_regs; tda18271_calc_rf_cal() local
712 regs[R_EB14] = val; tda18271_calc_rf_cal()
H A Dfc0011.c188 u8 regs[FC11_NR_REGS] = { }; fc0011_set_params() local
190 regs[FC11_REG_7] = 0x0F; fc0011_set_params()
191 regs[FC11_REG_8] = 0x3E; fc0011_set_params()
192 regs[FC11_REG_10] = 0xB8; fc0011_set_params()
193 regs[FC11_REG_11] = 0x80; fc0011_set_params()
194 regs[FC11_REG_RCCAL] = 0x04; fc0011_set_params()
195 err = fc0011_writereg(priv, FC11_REG_7, regs[FC11_REG_7]); fc0011_set_params()
196 err |= fc0011_writereg(priv, FC11_REG_8, regs[FC11_REG_8]); fc0011_set_params()
197 err |= fc0011_writereg(priv, FC11_REG_10, regs[FC11_REG_10]); fc0011_set_params()
198 err |= fc0011_writereg(priv, FC11_REG_11, regs[FC11_REG_11]); fc0011_set_params()
199 err |= fc0011_writereg(priv, FC11_REG_RCCAL, regs[FC11_REG_RCCAL]); fc0011_set_params()
206 regs[FC11_REG_VCO] = 0x82; fc0011_set_params()
209 regs[FC11_REG_VCO] = 0x42; fc0011_set_params()
212 regs[FC11_REG_VCO] = 0x22; fc0011_set_params()
215 regs[FC11_REG_VCO] = 0x12; fc0011_set_params()
218 regs[FC11_REG_VCO] = 0x0A; fc0011_set_params()
232 regs[FC11_REG_XINHI] = xin >> 8; fc0011_set_params()
233 regs[FC11_REG_XINLO] = xin; fc0011_set_params()
254 regs[FC11_REG_FA] = fa; fc0011_set_params()
255 regs[FC11_REG_FP] = fp; fc0011_set_params()
262 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_BW7M; fc0011_set_params()
271 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_BW6M; fc0011_set_params()
278 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
281 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
282 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_1; fc0011_set_params()
285 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
286 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_2; fc0011_set_params()
291 regs[FC11_REG_FA] = 0x6; fc0011_set_params()
292 regs[FC11_REG_FP] = 0x11; fc0011_set_params()
296 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_CLKOUT; fc0011_set_params()
300 err = fc0011_writereg(priv, i, regs[i]); fc0011_set_params()
324 err |= fc0011_writereg(priv, i, regs[i]); fc0011_set_params()
325 err |= fc0011_writereg(priv, FC11_REG_7, regs[FC11_REG_7]); fc0011_set_params()
326 err |= fc0011_writereg(priv, FC11_REG_8, regs[FC11_REG_8]); fc0011_set_params()
327 err |= fc0011_writereg(priv, FC11_REG_10, regs[FC11_REG_10]); fc0011_set_params()
328 err |= fc0011_writereg(priv, FC11_REG_11, regs[FC11_REG_11]); fc0011_set_params()
329 err |= fc0011_writereg(priv, FC11_REG_RCCAL, regs[FC11_REG_RCCAL]); fc0011_set_params()
354 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
355 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_1; fc0011_set_params()
357 regs[FC11_REG_VCOSEL]); fc0011_set_params()
364 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
366 regs[FC11_REG_VCOSEL]); fc0011_set_params()
373 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
374 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_2; fc0011_set_params()
376 regs[FC11_REG_VCOSEL]); fc0011_set_params()
383 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
384 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_1; fc0011_set_params()
386 regs[FC11_REG_VCOSEL]); fc0011_set_params()
390 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
392 regs[FC11_REG_VCOSEL]); fc0011_set_params()
402 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
403 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_1; fc0011_set_params()
405 regs[FC11_REG_VCOSEL]); fc0011_set_params()
412 regs[FC11_REG_VCOSEL] &= ~(FC11_VCOSEL_1 | FC11_VCOSEL_2); fc0011_set_params()
413 regs[FC11_REG_VCOSEL] |= FC11_VCOSEL_2; fc0011_set_params()
415 regs[FC11_REG_VCOSEL]); fc0011_set_params()
426 err = fc0011_readreg(priv, FC11_REG_RCCAL, &regs[FC11_REG_RCCAL]); fc0011_set_params()
429 regs[FC11_REG_RCCAL] |= FC11_RCCAL_FORCE; fc0011_set_params()
430 err = fc0011_writereg(priv, FC11_REG_RCCAL, regs[FC11_REG_RCCAL]); fc0011_set_params()
433 regs[FC11_REG_16] = 0xB; fc0011_set_params()
434 err = fc0011_writereg(priv, FC11_REG_16, regs[FC11_REG_16]); fc0011_set_params()
441 (unsigned int)regs[FC11_REG_FA], fc0011_set_params()
442 (unsigned int)regs[FC11_REG_FP], fc0011_set_params()
443 (unsigned int)regs[FC11_REG_XINHI], fc0011_set_params()
444 (unsigned int)regs[FC11_REG_XINLO], fc0011_set_params()
445 (unsigned int)regs[FC11_REG_VCO], fc0011_set_params()
446 (unsigned int)regs[FC11_REG_VCOSEL], fc0011_set_params()
/linux-4.1.27/arch/mn10300/kernel/
H A Dkgdb.c19 #include <asm/serial-regs.h>
32 void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) pt_regs_to_gdb_regs() argument
34 unsigned long ssp = (unsigned long) (regs + 1); pt_regs_to_gdb_regs()
36 gdb_regs[GDB_FR_D0] = regs->d0; pt_regs_to_gdb_regs()
37 gdb_regs[GDB_FR_D1] = regs->d1; pt_regs_to_gdb_regs()
38 gdb_regs[GDB_FR_D2] = regs->d2; pt_regs_to_gdb_regs()
39 gdb_regs[GDB_FR_D3] = regs->d3; pt_regs_to_gdb_regs()
40 gdb_regs[GDB_FR_A0] = regs->a0; pt_regs_to_gdb_regs()
41 gdb_regs[GDB_FR_A1] = regs->a1; pt_regs_to_gdb_regs()
42 gdb_regs[GDB_FR_A2] = regs->a2; pt_regs_to_gdb_regs()
43 gdb_regs[GDB_FR_A3] = regs->a3; pt_regs_to_gdb_regs()
44 gdb_regs[GDB_FR_SP] = (regs->epsw & EPSW_nSL) ? regs->sp : ssp; pt_regs_to_gdb_regs()
45 gdb_regs[GDB_FR_PC] = regs->pc; pt_regs_to_gdb_regs()
46 gdb_regs[GDB_FR_MDR] = regs->mdr; pt_regs_to_gdb_regs()
47 gdb_regs[GDB_FR_EPSW] = regs->epsw; pt_regs_to_gdb_regs()
48 gdb_regs[GDB_FR_LIR] = regs->lir; pt_regs_to_gdb_regs()
49 gdb_regs[GDB_FR_LAR] = regs->lar; pt_regs_to_gdb_regs()
50 gdb_regs[GDB_FR_MDRQ] = regs->mdrq; pt_regs_to_gdb_regs()
51 gdb_regs[GDB_FR_E0] = regs->e0; pt_regs_to_gdb_regs()
52 gdb_regs[GDB_FR_E1] = regs->e1; pt_regs_to_gdb_regs()
53 gdb_regs[GDB_FR_E2] = regs->e2; pt_regs_to_gdb_regs()
54 gdb_regs[GDB_FR_E3] = regs->e3; pt_regs_to_gdb_regs()
55 gdb_regs[GDB_FR_E4] = regs->e4; pt_regs_to_gdb_regs()
56 gdb_regs[GDB_FR_E5] = regs->e5; pt_regs_to_gdb_regs()
57 gdb_regs[GDB_FR_E6] = regs->e6; pt_regs_to_gdb_regs()
58 gdb_regs[GDB_FR_E7] = regs->e7; pt_regs_to_gdb_regs()
61 gdb_regs[GDB_FR_USP] = regs->sp; pt_regs_to_gdb_regs()
62 gdb_regs[GDB_FR_MCRH] = regs->mcrh; pt_regs_to_gdb_regs()
63 gdb_regs[GDB_FR_MCRL] = regs->mcrl; pt_regs_to_gdb_regs()
64 gdb_regs[GDB_FR_MCVF] = regs->mcvf; pt_regs_to_gdb_regs()
86 void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs) gdb_regs_to_pt_regs() argument
88 regs->d0 = gdb_regs[GDB_FR_D0]; gdb_regs_to_pt_regs()
89 regs->d1 = gdb_regs[GDB_FR_D1]; gdb_regs_to_pt_regs()
90 regs->d2 = gdb_regs[GDB_FR_D2]; gdb_regs_to_pt_regs()
91 regs->d3 = gdb_regs[GDB_FR_D3]; gdb_regs_to_pt_regs()
92 regs->a0 = gdb_regs[GDB_FR_A0]; gdb_regs_to_pt_regs()
93 regs->a1 = gdb_regs[GDB_FR_A1]; gdb_regs_to_pt_regs()
94 regs->a2 = gdb_regs[GDB_FR_A2]; gdb_regs_to_pt_regs()
95 regs->a3 = gdb_regs[GDB_FR_A3]; gdb_regs_to_pt_regs()
96 regs->sp = gdb_regs[GDB_FR_SP]; gdb_regs_to_pt_regs()
97 regs->pc = gdb_regs[GDB_FR_PC]; gdb_regs_to_pt_regs()
98 regs->mdr = gdb_regs[GDB_FR_MDR]; gdb_regs_to_pt_regs()
99 regs->epsw = gdb_regs[GDB_FR_EPSW]; gdb_regs_to_pt_regs()
100 regs->lir = gdb_regs[GDB_FR_LIR]; gdb_regs_to_pt_regs()
101 regs->lar = gdb_regs[GDB_FR_LAR]; gdb_regs_to_pt_regs()
102 regs->mdrq = gdb_regs[GDB_FR_MDRQ]; gdb_regs_to_pt_regs()
103 regs->e0 = gdb_regs[GDB_FR_E0]; gdb_regs_to_pt_regs()
104 regs->e1 = gdb_regs[GDB_FR_E1]; gdb_regs_to_pt_regs()
105 regs->e2 = gdb_regs[GDB_FR_E2]; gdb_regs_to_pt_regs()
106 regs->e3 = gdb_regs[GDB_FR_E3]; gdb_regs_to_pt_regs()
107 regs->e4 = gdb_regs[GDB_FR_E4]; gdb_regs_to_pt_regs()
108 regs->e5 = gdb_regs[GDB_FR_E5]; gdb_regs_to_pt_regs()
109 regs->e6 = gdb_regs[GDB_FR_E6]; gdb_regs_to_pt_regs()
110 regs->e7 = gdb_regs[GDB_FR_E7]; gdb_regs_to_pt_regs()
111 regs->sp = gdb_regs[GDB_FR_SSP]; gdb_regs_to_pt_regs()
113 // regs->usp = gdb_regs[GDB_FR_USP]; gdb_regs_to_pt_regs()
114 regs->mcrh = gdb_regs[GDB_FR_MCRH]; gdb_regs_to_pt_regs()
115 regs->mcrl = gdb_regs[GDB_FR_MCRL]; gdb_regs_to_pt_regs()
116 regs->mcvf = gdb_regs[GDB_FR_MCVF]; gdb_regs_to_pt_regs()
120 // regs->fpcr = gdb_regs[GDB_FR_FPCR]; gdb_regs_to_pt_regs()
121 // regs->fs0 = gdb_regs[GDB_FR_FS0]; gdb_regs_to_pt_regs()
155 static int kgdb_arch_do_singlestep(struct pt_regs *regs) kgdb_arch_do_singlestep() argument
159 u8 *pc = (u8 *)regs->pc, *sp = (u8 *)(regs + 1), cur; kgdb_arch_do_singlestep()
188 if (regs->pc == regs->lar) kgdb_arch_do_singlestep()
190 y = (u8 *)regs->lar; kgdb_arch_do_singlestep()
219 x = (u8 *)regs->mdr; kgdb_arch_do_singlestep()
240 case 0: x = (u8 *)regs->a0; break; kgdb_arch_do_singlestep()
241 case 1: x = (u8 *)regs->a1; break; kgdb_arch_do_singlestep()
242 case 2: x = (u8 *)regs->a2; break; kgdb_arch_do_singlestep()
243 case 3: x = (u8 *)regs->a3; break; kgdb_arch_do_singlestep()
360 static bool kgdb_arch_undo_singlestep(struct pt_regs *regs) kgdb_arch_undo_singlestep() argument
368 if (x == (u8 *)regs->pc) kgdb_arch_undo_singlestep()
378 if (y == (u8 *)regs->pc) kgdb_arch_undo_singlestep()
418 struct pt_regs *regs) kgdb_arch_handle_exception()
429 regs->pc = addr; kgdb_arch_handle_exception()
435 kgdb_arch_do_singlestep(regs); kgdb_arch_handle_exception()
450 struct pt_regs *regs) debugger_intercept()
454 if (kgdb_arch_undo_singlestep(regs)) { debugger_intercept()
460 ret = kgdb_handle_exception(excep, signo, si_code, regs); debugger_intercept()
470 int at_debugger_breakpoint(struct pt_regs *regs) at_debugger_breakpoint() argument
472 return regs->pc == (unsigned long)&__arch_kgdb_breakpoint; at_debugger_breakpoint()
491 void debugger_nmi_interrupt(struct pt_regs *regs, enum exception_code code) debugger_nmi_interrupt() argument
493 kgdb_nmicallback(arch_smp_processor_id(), regs); debugger_nmi_interrupt() local
416 kgdb_arch_handle_exception(int vector, int signo, int err_code, char *remcom_in_buffer, char *remcom_out_buffer, struct pt_regs *regs) kgdb_arch_handle_exception() argument
449 debugger_intercept(enum exception_code excep, int signo, int si_code, struct pt_regs *regs) debugger_intercept() argument
H A Dtraps.c37 #include <asm/cpu-regs.h>
38 #include <asm/busctl-regs.h>
125 int die_if_no_fixup(const char *str, struct pt_regs *regs, die_if_no_fixup() argument
131 if (user_mode(regs)) die_if_no_fixup()
153 if (fixup_exception(regs)) die_if_no_fixup()
159 if (probe_kernel_read(&opcode, (u8 *)regs->pc, 1) < 0) die_if_no_fixup()
162 if (notify_die(DIE_BREAKPOINT, str, regs, code, 0, 0)) die_if_no_fixup()
164 if (at_debugger_breakpoint(regs)) die_if_no_fixup()
165 regs->pc++; die_if_no_fixup()
173 regs->pc -= 2; die_if_no_fixup()
177 if (report_bug(regs->pc, regs) == BUG_TRAP_TYPE_WARN) die_if_no_fixup()
181 regs->pc -= 2; die_if_no_fixup()
188 if (debugger_intercept(code, signo, si_code, regs) == 0) die_if_no_fixup()
191 if (notify_die(DIE_GPF, str, regs, code, 0, 0)) die_if_no_fixup()
195 die(str, regs, code); die_if_no_fixup()
201 asmlinkage void handle_exception(struct pt_regs *regs, u32 intcode) handle_exception() argument
206 if (die_if_no_fixup(NULL, regs, intcode)) handle_exception()
213 info.si_addr = (void *) regs->pc; handle_exception()
220 asmlinkage void nmi(struct pt_regs *regs, enum exception_code code) nmi() argument
223 if (debugger_intercept(code, SIGQUIT, 0, regs)) nmi()
227 show_registers(regs); nmi()
299 void show_registers_only(struct pt_regs *regs) show_registers_only() argument
303 ssp = (unsigned long) regs + sizeof(*regs); show_registers_only()
306 regs->pc, regs->epsw, ssp, user_mode(regs) ? "User" : "Super"); show_registers_only()
308 regs->d0, regs->d1, regs->d2, regs->d3); show_registers_only()
310 regs->a0, regs->a1, regs->a2, regs->a3); show_registers_only()
312 regs->e0, regs->e1, regs->e2, regs->e3); show_registers_only()
314 regs->e4, regs->e5, regs->e6, regs->e7); show_registers_only()
316 regs->lar, regs->lir, regs->mdr, regs->sp); show_registers_only()
318 regs->mcvf, regs->mcrl, regs->mcrh, regs->mdrq); show_registers_only()
345 void show_registers(struct pt_regs *regs) show_registers() argument
350 show_registers_only(regs); show_registers()
352 if (!user_mode(regs)) show_registers()
353 sp = (unsigned long) regs + sizeof(*regs); show_registers()
355 sp = regs->sp; show_registers()
360 if (!user_mode(regs)) { show_registers()
366 if (regs->pc < PAGE_OFFSET) show_registers()
371 if (__get_user(c, &((unsigned char *) regs->pc)[i])) show_registers()
407 void die(const char *str, struct pt_regs *regs, enum exception_code code) die() argument
413 show_registers(regs); die()
415 if (regs->pc >= 0x02000000 && regs->pc < 0x04000000 && die()
416 (regs->epsw & (EPSW_IM | EPSW_IE)) != (EPSW_IM | EPSW_IE)) { die()
429 asmlinkage void do_double_fault(struct pt_regs *regs) do_double_fault() argument
437 show_registers(regs); do_double_fault()
443 asmlinkage void io_bus_error(u32 bcberr, u32 bcbear, struct pt_regs *regs) io_bus_error() argument
492 show_registers(regs); io_bus_error()
500 asmlinkage void uninitialised_exception(struct pt_regs *regs, uninitialised_exception() argument
505 if (debugger_intercept(code, SIGSYS, 0, regs) == 0) uninitialised_exception()
510 show_registers(regs); uninitialised_exception()
/linux-4.1.27/arch/cris/include/arch-v10/arch/
H A Delf.h42 struct; regs is a pt_regs struct. We dump all registers, though several are
45 #define ELF_CORE_COPY_REGS(pr_reg, regs) \
46 pr_reg[0] = regs->r0; \
47 pr_reg[1] = regs->r1; \
48 pr_reg[2] = regs->r2; \
49 pr_reg[3] = regs->r3; \
50 pr_reg[4] = regs->r4; \
51 pr_reg[5] = regs->r5; \
52 pr_reg[6] = regs->r6; \
53 pr_reg[7] = regs->r7; \
54 pr_reg[8] = regs->r8; \
55 pr_reg[9] = regs->r9; \
56 pr_reg[10] = regs->r10; \
57 pr_reg[11] = regs->r11; \
58 pr_reg[12] = regs->r12; \
59 pr_reg[13] = regs->r13; \
61 pr_reg[15] = regs->irp; /* pc */ \
67 pr_reg[21] = (regs->dccr & 0xffff); /* ccr */ \
69 pr_reg[23] = regs->mof; /* mof */ \
73 pr_reg[27] = regs->srp; /* srp */ \
75 pr_reg[29] = regs->dccr; /* dccr */ \
/linux-4.1.27/drivers/media/platform/exynos-gsc/
H A DMakefile1 exynos-gsc-objs := gsc-core.o gsc-m2m.o gsc-regs.o
/linux-4.1.27/arch/metag/oprofile/
H A Dbacktrace.h4 void metag_backtrace(struct pt_regs * const regs, unsigned int depth);
/linux-4.1.27/arch/openrisc/include/asm/
H A Dsyscall.h27 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
29 return regs->orig_gpr11; syscall_get_nr()
33 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
35 regs->gpr[11] = regs->orig_gpr11; syscall_rollback()
39 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
41 return IS_ERR_VALUE(regs->gpr[11]) ? regs->gpr[11] : 0; syscall_get_error()
45 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
47 return regs->gpr[11]; syscall_get_return_value()
51 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, syscall_set_return_value() argument
54 regs->gpr[11] = (long) error ?: val; syscall_set_return_value()
58 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, syscall_get_arguments() argument
63 memcpy(args, &regs->gpr[3 + i], n * sizeof(args[0])); syscall_get_arguments()
67 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, syscall_set_arguments() argument
72 memcpy(&regs->gpr[3 + i], args, n * sizeof(args[0])); syscall_set_arguments()
/linux-4.1.27/arch/arm/mach-pxa/include/mach/
H A Dpxa3xx.h5 #include <mach/pxa3xx-regs.h>
H A Dpxa25x.h5 #include <mach/pxa2xx-regs.h>
/linux-4.1.27/arch/arm/mm/
H A Dextable.c7 int fixup_exception(struct pt_regs *regs) fixup_exception() argument
11 fixup = search_exception_tables(instruction_pointer(regs)); fixup_exception()
13 regs->ARM_pc = fixup->fixup; fixup_exception()
16 regs->ARM_cpsr &= ~PSR_IT_MASK; fixup_exception()
/linux-4.1.27/arch/arc/include/asm/
H A Dsyscall.h18 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
20 if (user_mode(regs) && in_syscall(regs)) syscall_get_nr()
21 return regs->r8; syscall_get_nr()
27 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
29 regs->r0 = regs->orig_r0; syscall_rollback()
33 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
36 return IS_ERR_VALUE(regs->r0) ? regs->r0 : 0; syscall_get_error()
40 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
42 return regs->r0; syscall_get_return_value()
46 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, syscall_set_return_value() argument
49 regs->r0 = (long) error ?: val; syscall_set_return_value()
57 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, syscall_get_arguments() argument
60 unsigned long *inside_ptregs = &(regs->r0); syscall_get_arguments()
H A Dptrace.h17 /* THE pt_regs: Defines how regs are saved during entry into kernel */
66 #define instruction_pointer(regs) (unsigned long)((regs)->ret)
67 #define profile_pc(regs) instruction_pointer(regs)
70 #define user_mode(regs) (regs->status32 & STATUS_U_MASK)
72 #define user_stack_pointer(regs)\
74 if (user_mode(regs)) \
75 sp = (regs)->sp;\
82 #define delay_mode(regs) ((regs->status32 & STATUS_DE_MASK) == STATUS_DE_MASK)
84 #define in_syscall(regs) ((regs->ecr_vec == ECR_V_TRAP) && !regs->ecr_param)
85 #define in_brkpt_trap(regs) ((regs->ecr_vec == ECR_V_TRAP) && regs->ecr_param)
100 static inline long regs_return_value(struct pt_regs *regs) regs_return_value() argument
102 return regs->r0; regs_return_value()
/linux-4.1.27/arch/um/include/asm/
H A Dptrace-generic.h15 struct uml_pt_regs regs; member in struct:pt_regs
20 #define EMPTY_REGS { .regs = EMPTY_UML_PT_REGS }
22 #define PT_REGS_IP(r) UPT_IP(&(r)->regs)
23 #define PT_REGS_SP(r) UPT_SP(&(r)->regs)
25 #define PT_REGS_RESTART_SYSCALL(r) UPT_RESTART_SYSCALL(&(r)->regs)
27 #define PT_REGS_SYSCALL_NR(r) UPT_SYSCALL_NR(&(r)->regs)
29 #define instruction_pointer(regs) PT_REGS_IP(regs)
40 extern void syscall_trace_enter(struct pt_regs *regs);
41 extern void syscall_trace_leave(struct pt_regs *regs);
/linux-4.1.27/arch/arm64/kernel/
H A Dperf_regs.c10 u64 perf_reg_value(struct pt_regs *regs, int idx) perf_reg_value() argument
20 if (compat_user_mode(regs)) { perf_reg_value()
22 return regs->compat_sp; perf_reg_value()
24 return regs->compat_lr; perf_reg_value()
28 return regs->sp; perf_reg_value()
31 return regs->pc; perf_reg_value()
33 return regs->regs[idx]; perf_reg_value()
55 struct pt_regs *regs, perf_get_regs_user()
58 regs_user->regs = task_pt_regs(current); perf_get_regs_user()
54 perf_get_regs_user(struct perf_regs *regs_user, struct pt_regs *regs, struct pt_regs *regs_user_copy) perf_get_regs_user() argument
H A Dsignal.c95 static int restore_sigframe(struct pt_regs *regs, restore_sigframe() argument
107 __get_user_error(regs->regs[i], &sf->uc.uc_mcontext.regs[i], restore_sigframe()
109 __get_user_error(regs->sp, &sf->uc.uc_mcontext.sp, err); restore_sigframe()
110 __get_user_error(regs->pc, &sf->uc.uc_mcontext.pc, err); restore_sigframe()
111 __get_user_error(regs->pstate, &sf->uc.uc_mcontext.pstate, err); restore_sigframe()
116 regs->syscallno = ~0UL; restore_sigframe()
118 err |= !valid_user_regs(&regs->user_regs); restore_sigframe()
129 asmlinkage long sys_rt_sigreturn(struct pt_regs *regs) sys_rt_sigreturn() argument
140 if (regs->sp & 15) sys_rt_sigreturn()
143 frame = (struct rt_sigframe __user *)regs->sp; sys_rt_sigreturn()
148 if (restore_sigframe(regs, frame)) sys_rt_sigreturn()
154 return regs->regs[0]; sys_rt_sigreturn()
160 regs->pc, regs->sp); sys_rt_sigreturn()
166 struct pt_regs *regs, sigset_t *set) setup_sigframe()
173 __put_user_error(regs->regs[29], &sf->fp, err); setup_sigframe()
174 __put_user_error(regs->regs[30], &sf->lr, err); setup_sigframe()
177 __put_user_error(regs->regs[i], &sf->uc.uc_mcontext.regs[i], setup_sigframe()
179 __put_user_error(regs->sp, &sf->uc.uc_mcontext.sp, err); setup_sigframe()
180 __put_user_error(regs->pc, &sf->uc.uc_mcontext.pc, err); setup_sigframe()
181 __put_user_error(regs->pstate, &sf->uc.uc_mcontext.pstate, err); setup_sigframe()
213 struct pt_regs *regs) get_sigframe()
218 sp = sp_top = sigsp(regs->sp, ksig); get_sigframe()
232 static void setup_return(struct pt_regs *regs, struct k_sigaction *ka, setup_return() argument
237 regs->regs[0] = usig; setup_return()
238 regs->sp = (unsigned long)frame; setup_return()
239 regs->regs[29] = regs->sp + offsetof(struct rt_sigframe, fp); setup_return()
240 regs->pc = (unsigned long)ka->sa.sa_handler; setup_return()
247 regs->regs[30] = (unsigned long)sigtramp; setup_return()
251 struct pt_regs *regs) setup_rt_frame()
256 frame = get_sigframe(ksig, regs); setup_rt_frame()
263 err |= __save_altstack(&frame->uc.uc_stack, regs->sp); setup_rt_frame()
264 err |= setup_sigframe(frame, regs, set); setup_rt_frame()
266 setup_return(regs, &ksig->ka, frame, usig); setup_rt_frame()
269 regs->regs[1] = (unsigned long)&frame->info; setup_rt_frame()
270 regs->regs[2] = (unsigned long)&frame->uc; setup_rt_frame()
277 static void setup_restart_syscall(struct pt_regs *regs) setup_restart_syscall() argument
280 compat_setup_restart_syscall(regs); setup_restart_syscall()
282 regs->regs[8] = __NR_restart_syscall; setup_restart_syscall()
288 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
300 ret = compat_setup_rt_frame(usig, ksig, oldset, regs); handle_signal()
302 ret = compat_setup_frame(usig, ksig, oldset, regs); handle_signal()
304 ret = setup_rt_frame(usig, ksig, oldset, regs); handle_signal()
310 ret |= !valid_user_regs(&regs->user_regs); handle_signal()
331 static void do_signal(struct pt_regs *regs) do_signal() argument
335 int syscall = (int)regs->syscallno; do_signal()
342 continue_addr = regs->pc; do_signal()
343 restart_addr = continue_addr - (compat_thumb_mode(regs) ? 2 : 4); do_signal()
344 retval = regs->regs[0]; do_signal()
349 regs->syscallno = ~0UL; do_signal()
360 regs->regs[0] = regs->orig_x0; do_signal()
361 regs->pc = restart_addr; do_signal()
376 if (regs->pc == restart_addr && do_signal()
381 regs->regs[0] = -EINTR; do_signal()
382 regs->pc = continue_addr; do_signal()
385 handle_signal(&ksig, regs); do_signal()
393 if (syscall >= 0 && regs->pc == restart_addr) { do_signal()
395 setup_restart_syscall(regs); do_signal()
402 asmlinkage void do_notify_resume(struct pt_regs *regs, do_notify_resume() argument
406 do_signal(regs); do_notify_resume()
410 tracehook_notify_resume(regs); do_notify_resume()
165 setup_sigframe(struct rt_sigframe __user *sf, struct pt_regs *regs, sigset_t *set) setup_sigframe() argument
212 get_sigframe(struct ksignal *ksig, struct pt_regs *regs) get_sigframe() argument
250 setup_rt_frame(int usig, struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
H A Dkgdb.c28 { "x0", 8, offsetof(struct pt_regs, regs[0])},
29 { "x1", 8, offsetof(struct pt_regs, regs[1])},
30 { "x2", 8, offsetof(struct pt_regs, regs[2])},
31 { "x3", 8, offsetof(struct pt_regs, regs[3])},
32 { "x4", 8, offsetof(struct pt_regs, regs[4])},
33 { "x5", 8, offsetof(struct pt_regs, regs[5])},
34 { "x6", 8, offsetof(struct pt_regs, regs[6])},
35 { "x7", 8, offsetof(struct pt_regs, regs[7])},
36 { "x8", 8, offsetof(struct pt_regs, regs[8])},
37 { "x9", 8, offsetof(struct pt_regs, regs[9])},
38 { "x10", 8, offsetof(struct pt_regs, regs[10])},
39 { "x11", 8, offsetof(struct pt_regs, regs[11])},
40 { "x12", 8, offsetof(struct pt_regs, regs[12])},
41 { "x13", 8, offsetof(struct pt_regs, regs[13])},
42 { "x14", 8, offsetof(struct pt_regs, regs[14])},
43 { "x15", 8, offsetof(struct pt_regs, regs[15])},
44 { "x16", 8, offsetof(struct pt_regs, regs[16])},
45 { "x17", 8, offsetof(struct pt_regs, regs[17])},
46 { "x18", 8, offsetof(struct pt_regs, regs[18])},
47 { "x19", 8, offsetof(struct pt_regs, regs[19])},
48 { "x20", 8, offsetof(struct pt_regs, regs[20])},
49 { "x21", 8, offsetof(struct pt_regs, regs[21])},
50 { "x22", 8, offsetof(struct pt_regs, regs[22])},
51 { "x23", 8, offsetof(struct pt_regs, regs[23])},
52 { "x24", 8, offsetof(struct pt_regs, regs[24])},
53 { "x25", 8, offsetof(struct pt_regs, regs[25])},
54 { "x26", 8, offsetof(struct pt_regs, regs[26])},
55 { "x27", 8, offsetof(struct pt_regs, regs[27])},
56 { "x28", 8, offsetof(struct pt_regs, regs[28])},
57 { "x29", 8, offsetof(struct pt_regs, regs[29])},
58 { "x30", 8, offsetof(struct pt_regs, regs[30])},
98 char *dbg_get_reg(int regno, void *mem, struct pt_regs *regs) dbg_get_reg() argument
104 memcpy(mem, (void *)regs + dbg_reg_def[regno].offset, dbg_get_reg()
111 int dbg_set_reg(int regno, void *mem, struct pt_regs *regs) dbg_set_reg() argument
117 memcpy((void *)regs + dbg_reg_def[regno].offset, mem, dbg_set_reg()
130 memcpy((void *)gdb_regs, (void *)thread_regs->regs, GP_REG_BYTES); sleeping_thread_to_gdb_regs()
133 void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long pc) kgdb_arch_set_pc() argument
135 regs->pc = pc; kgdb_arch_set_pc()
140 static void kgdb_arch_update_addr(struct pt_regs *regs, kgdb_arch_update_addr() argument
148 kgdb_arch_set_pc(regs, addr); kgdb_arch_update_addr()
150 kgdb_arch_set_pc(regs, regs->pc + 4); kgdb_arch_update_addr()
216 static int kgdb_brk_fn(struct pt_regs *regs, unsigned int esr) kgdb_brk_fn() argument
218 kgdb_handle_exception(1, SIGTRAP, 0, regs); kgdb_brk_fn()
222 static int kgdb_compiled_brk_fn(struct pt_regs *regs, unsigned int esr) kgdb_compiled_brk_fn() argument
225 kgdb_handle_exception(1, SIGTRAP, 0, regs); kgdb_compiled_brk_fn()
230 static int kgdb_step_brk_fn(struct pt_regs *regs, unsigned int esr) kgdb_step_brk_fn() argument
232 kgdb_handle_exception(1, SIGTRAP, 0, regs); kgdb_step_brk_fn()
266 struct pt_regs *regs = args->regs; __kgdb_notify() local
268 if (kgdb_handle_exception(1, args->signr, cmd, regs)) __kgdb_notify()
H A Dsignal32.c323 static int compat_restore_sigframe(struct pt_regs *regs, compat_restore_sigframe() argument
336 __get_user_error(regs->regs[0], &sf->uc.uc_mcontext.arm_r0, err); compat_restore_sigframe()
337 __get_user_error(regs->regs[1], &sf->uc.uc_mcontext.arm_r1, err); compat_restore_sigframe()
338 __get_user_error(regs->regs[2], &sf->uc.uc_mcontext.arm_r2, err); compat_restore_sigframe()
339 __get_user_error(regs->regs[3], &sf->uc.uc_mcontext.arm_r3, err); compat_restore_sigframe()
340 __get_user_error(regs->regs[4], &sf->uc.uc_mcontext.arm_r4, err); compat_restore_sigframe()
341 __get_user_error(regs->regs[5], &sf->uc.uc_mcontext.arm_r5, err); compat_restore_sigframe()
342 __get_user_error(regs->regs[6], &sf->uc.uc_mcontext.arm_r6, err); compat_restore_sigframe()
343 __get_user_error(regs->regs[7], &sf->uc.uc_mcontext.arm_r7, err); compat_restore_sigframe()
344 __get_user_error(regs->regs[8], &sf->uc.uc_mcontext.arm_r8, err); compat_restore_sigframe()
345 __get_user_error(regs->regs[9], &sf->uc.uc_mcontext.arm_r9, err); compat_restore_sigframe()
346 __get_user_error(regs->regs[10], &sf->uc.uc_mcontext.arm_r10, err); compat_restore_sigframe()
347 __get_user_error(regs->regs[11], &sf->uc.uc_mcontext.arm_fp, err); compat_restore_sigframe()
348 __get_user_error(regs->regs[12], &sf->uc.uc_mcontext.arm_ip, err); compat_restore_sigframe()
349 __get_user_error(regs->compat_sp, &sf->uc.uc_mcontext.arm_sp, err); compat_restore_sigframe()
350 __get_user_error(regs->compat_lr, &sf->uc.uc_mcontext.arm_lr, err); compat_restore_sigframe()
351 __get_user_error(regs->pc, &sf->uc.uc_mcontext.arm_pc, err); compat_restore_sigframe()
352 __get_user_error(regs->pstate, &sf->uc.uc_mcontext.arm_cpsr, err); compat_restore_sigframe()
357 regs->syscallno = ~0UL; compat_restore_sigframe()
359 err |= !valid_user_regs(&regs->user_regs); compat_restore_sigframe()
368 asmlinkage int compat_sys_sigreturn(struct pt_regs *regs) compat_sys_sigreturn() argument
380 if (regs->compat_sp & 7) compat_sys_sigreturn()
383 frame = (struct compat_sigframe __user *)regs->compat_sp; compat_sys_sigreturn()
388 if (compat_restore_sigframe(regs, frame)) compat_sys_sigreturn()
391 return regs->regs[0]; compat_sys_sigreturn()
397 regs->pc, regs->sp); compat_sys_sigreturn()
402 asmlinkage int compat_sys_rt_sigreturn(struct pt_regs *regs) compat_sys_rt_sigreturn() argument
414 if (regs->compat_sp & 7) compat_sys_rt_sigreturn()
417 frame = (struct compat_rt_sigframe __user *)regs->compat_sp; compat_sys_rt_sigreturn()
422 if (compat_restore_sigframe(regs, &frame->sig)) compat_sys_rt_sigreturn()
428 return regs->regs[0]; compat_sys_rt_sigreturn()
434 regs->pc, regs->sp); compat_sys_rt_sigreturn()
440 struct pt_regs *regs, compat_get_sigframe()
443 compat_ulong_t sp = sigsp(regs->compat_sp, ksig); compat_get_sigframe()
460 static void compat_setup_return(struct pt_regs *regs, struct k_sigaction *ka, compat_setup_return() argument
466 compat_ulong_t spsr = regs->pstate & ~(PSR_f | COMPAT_PSR_E_BIT); compat_setup_return()
497 regs->regs[0] = usig; compat_setup_return()
498 regs->compat_sp = ptr_to_compat(frame); compat_setup_return()
499 regs->compat_lr = retcode; compat_setup_return()
500 regs->pc = handler; compat_setup_return()
501 regs->pstate = spsr; compat_setup_return()
505 struct pt_regs *regs, sigset_t *set) compat_setup_sigframe()
510 __put_user_error(regs->regs[0], &sf->uc.uc_mcontext.arm_r0, err); compat_setup_sigframe()
511 __put_user_error(regs->regs[1], &sf->uc.uc_mcontext.arm_r1, err); compat_setup_sigframe()
512 __put_user_error(regs->regs[2], &sf->uc.uc_mcontext.arm_r2, err); compat_setup_sigframe()
513 __put_user_error(regs->regs[3], &sf->uc.uc_mcontext.arm_r3, err); compat_setup_sigframe()
514 __put_user_error(regs->regs[4], &sf->uc.uc_mcontext.arm_r4, err); compat_setup_sigframe()
515 __put_user_error(regs->regs[5], &sf->uc.uc_mcontext.arm_r5, err); compat_setup_sigframe()
516 __put_user_error(regs->regs[6], &sf->uc.uc_mcontext.arm_r6, err); compat_setup_sigframe()
517 __put_user_error(regs->regs[7], &sf->uc.uc_mcontext.arm_r7, err); compat_setup_sigframe()
518 __put_user_error(regs->regs[8], &sf->uc.uc_mcontext.arm_r8, err); compat_setup_sigframe()
519 __put_user_error(regs->regs[9], &sf->uc.uc_mcontext.arm_r9, err); compat_setup_sigframe()
520 __put_user_error(regs->regs[10], &sf->uc.uc_mcontext.arm_r10, err); compat_setup_sigframe()
521 __put_user_error(regs->regs[11], &sf->uc.uc_mcontext.arm_fp, err); compat_setup_sigframe()
522 __put_user_error(regs->regs[12], &sf->uc.uc_mcontext.arm_ip, err); compat_setup_sigframe()
523 __put_user_error(regs->compat_sp, &sf->uc.uc_mcontext.arm_sp, err); compat_setup_sigframe()
524 __put_user_error(regs->compat_lr, &sf->uc.uc_mcontext.arm_lr, err); compat_setup_sigframe()
525 __put_user_error(regs->pc, &sf->uc.uc_mcontext.arm_pc, err); compat_setup_sigframe()
526 __put_user_error(regs->pstate, &sf->uc.uc_mcontext.arm_cpsr, err); compat_setup_sigframe()
550 sigset_t *set, struct pt_regs *regs) compat_setup_rt_frame()
555 frame = compat_get_sigframe(ksig, regs, sizeof(*frame)); compat_setup_rt_frame()
565 err |= __compat_save_altstack(&frame->sig.uc.uc_stack, regs->compat_sp); compat_setup_rt_frame()
567 err |= compat_setup_sigframe(&frame->sig, regs, set); compat_setup_rt_frame()
570 compat_setup_return(regs, &ksig->ka, frame->sig.retcode, frame, usig); compat_setup_rt_frame()
571 regs->regs[1] = (compat_ulong_t)(unsigned long)&frame->info; compat_setup_rt_frame()
572 regs->regs[2] = (compat_ulong_t)(unsigned long)&frame->sig.uc; compat_setup_rt_frame()
579 struct pt_regs *regs) compat_setup_frame()
584 frame = compat_get_sigframe(ksig, regs, sizeof(*frame)); compat_setup_frame()
591 err |= compat_setup_sigframe(frame, regs, set); compat_setup_frame()
593 compat_setup_return(regs, &ksig->ka, frame->retcode, frame, usig); compat_setup_frame()
598 void compat_setup_restart_syscall(struct pt_regs *regs) compat_setup_restart_syscall() argument
600 regs->regs[7] = __NR_compat_restart_syscall; compat_setup_restart_syscall()
439 compat_get_sigframe(struct ksignal *ksig, struct pt_regs *regs, int framesize) compat_get_sigframe() argument
504 compat_setup_sigframe(struct compat_sigframe __user *sf, struct pt_regs *regs, sigset_t *set) compat_setup_sigframe() argument
549 compat_setup_rt_frame(int usig, struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) compat_setup_rt_frame() argument
578 compat_setup_frame(int usig, struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) compat_setup_frame() argument
/linux-4.1.27/arch/frv/include/asm/
H A Dptrace.h17 #define in_syscall(regs) (((regs)->tbr & TBR_TT) == TBR_TT_TRAP0)
28 #define user_mode(regs) (!((regs)->psr & PSR_S))
29 #define instruction_pointer(regs) ((regs)->pc)
30 #define user_stack_pointer(regs) ((regs)->sp)
34 #define profile_pc(regs) ((regs)->pc)
H A Dsyscall.h22 struct pt_regs *regs) syscall_get_nr()
24 return regs->syscallno; syscall_get_nr()
32 struct pt_regs *regs) syscall_rollback()
34 regs->gr8 = regs->orig_gr8; syscall_rollback()
42 struct pt_regs *regs) syscall_get_error()
44 return IS_ERR_VALUE(regs->gr8) ? regs->gr8 : 0; syscall_get_error()
51 struct pt_regs *regs) syscall_get_return_value()
53 return regs->gr8; syscall_get_return_value()
60 struct pt_regs *regs, syscall_set_return_value()
64 regs->gr8 = -error; syscall_set_return_value()
66 regs->gr8 = val; syscall_set_return_value()
73 struct pt_regs *regs, syscall_get_arguments()
87 case 6: args[5] = regs->gr13; syscall_get_arguments()
88 case 5: args[4] = regs->gr12; syscall_get_arguments()
89 case 4: args[3] = regs->gr11; syscall_get_arguments()
90 case 3: args[2] = regs->gr10; syscall_get_arguments()
91 case 2: args[1] = regs->gr9; syscall_get_arguments()
92 case 1: args[0] = regs->gr8; syscall_get_arguments()
103 struct pt_regs *regs, syscall_set_arguments()
111 case 6: regs->gr13 = args[5]; syscall_set_arguments()
112 case 5: regs->gr12 = args[4]; syscall_set_arguments()
113 case 4: regs->gr11 = args[3]; syscall_set_arguments()
114 case 3: regs->gr10 = args[2]; syscall_set_arguments()
115 case 2: regs->gr9 = args[1]; syscall_set_arguments()
116 case 1: regs->gr8 = args[0]; syscall_set_arguments()
21 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
31 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
41 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
50 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
59 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
72 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
102 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
/linux-4.1.27/arch/parisc/kernel/
H A Dtraps.c47 struct pt_regs *regs);
73 static void print_gr(char *level, struct pt_regs *regs) print_gr() argument
80 printbinary(buf, regs->gr[0], 32); print_gr()
84 PRINTREGS(level, regs->gr, "r", RFMT, i); print_gr()
87 static void print_fr(char *level, struct pt_regs *regs) print_fr() argument
111 PRINTREGS(level, regs->fr, "fr", FFMT, i); print_fr()
114 void show_regs(struct pt_regs *regs) show_regs() argument
120 user = user_mode(regs); show_regs()
125 print_gr(level, regs); show_regs()
128 PRINTREGS(level, regs->sr, "sr", RFMT, i); show_regs()
131 print_fr(level, regs); show_regs()
137 level, regs->iasq[0], regs->iasq[1], regs->iaoq[0], regs->iaoq[1]); show_regs()
139 level, regs->iir, regs->isr, regs->ior); show_regs()
142 printk("%s ORIG_R28: " RFMT "\n", level, regs->orig_r28); show_regs()
145 printk("%s IAOQ[0]: " RFMT "\n", level, regs->iaoq[0]); show_regs()
146 printk("%s IAOQ[1]: " RFMT "\n", level, regs->iaoq[1]); show_regs()
147 printk("%s RP(r2): " RFMT "\n", level, regs->gr[2]); show_regs()
149 printk("%s IAOQ[0]: %pS\n", level, (void *) regs->iaoq[0]); show_regs()
150 printk("%s IAOQ[1]: %pS\n", level, (void *) regs->iaoq[1]); show_regs()
151 printk("%s RP(r2): %pS\n", level, (void *) regs->gr[2]); show_regs()
153 parisc_show_stack(current, NULL, regs); show_regs()
160 #define parisc_printk_ratelimited(critical, regs, fmt, ...) { \
163 show_regs(regs); \
187 struct pt_regs *regs) parisc_show_stack()
193 if (regs) { parisc_show_stack()
194 unwind_frame_init(&info, t, regs); parisc_show_stack()
231 void die_if_kernel(char *str, struct pt_regs *regs, long err) die_if_kernel() argument
233 if (user_mode(regs)) { die_if_kernel()
237 parisc_printk_ratelimited(1, regs, die_if_kernel()
239 current->comm, task_pid_nr(current), str, err, regs->iaoq[0]); die_if_kernel()
280 show_regs(regs); die_if_kernel()
299 static void handle_gdb_break(struct pt_regs *regs, int wot) handle_gdb_break() argument
306 si.si_addr = (void __user *) (regs->iaoq[0] & ~3); handle_gdb_break()
310 static void handle_break(struct pt_regs *regs) handle_break() argument
312 unsigned iir = regs->iir; handle_break()
314 if (unlikely(iir == PARISC_BUG_BREAK_INSN && !user_mode(regs))) { handle_break()
317 tt = report_bug(regs->iaoq[0] & ~3, regs); handle_break()
319 regs->iaoq[0] += 4; handle_break()
320 regs->iaoq[1] += 4; handle_break()
323 die_if_kernel("Unknown kernel breakpoint", regs, handle_break()
328 parisc_printk_ratelimited(0, regs, handle_break()
334 handle_gdb_break(regs, TRAP_BRKPT); handle_break()
337 static void default_trap(int code, struct pt_regs *regs) default_trap() argument
340 show_regs(regs); default_trap()
343 void (*cpu_lpmc) (int code, struct pt_regs *regs) __read_mostly = default_trap;
346 void transfer_pim_to_trap_frame(struct pt_regs *regs) transfer_pim_to_trap_frame() argument
364 regs->gr[0] = pim_wide->cr[22]; transfer_pim_to_trap_frame()
367 regs->gr[i] = pim_wide->gr[i]; transfer_pim_to_trap_frame()
370 regs->fr[i] = pim_wide->fr[i]; transfer_pim_to_trap_frame()
373 regs->sr[i] = pim_wide->sr[i]; transfer_pim_to_trap_frame()
375 regs->iasq[0] = pim_wide->cr[17]; transfer_pim_to_trap_frame()
376 regs->iasq[1] = pim_wide->iasq_back; transfer_pim_to_trap_frame()
377 regs->iaoq[0] = pim_wide->cr[18]; transfer_pim_to_trap_frame()
378 regs->iaoq[1] = pim_wide->iaoq_back; transfer_pim_to_trap_frame()
380 regs->sar = pim_wide->cr[11]; transfer_pim_to_trap_frame()
381 regs->iir = pim_wide->cr[19]; transfer_pim_to_trap_frame()
382 regs->isr = pim_wide->cr[20]; transfer_pim_to_trap_frame()
383 regs->ior = pim_wide->cr[21]; transfer_pim_to_trap_frame()
388 regs->gr[0] = pim_narrow->cr[22]; transfer_pim_to_trap_frame()
391 regs->gr[i] = pim_narrow->gr[i]; transfer_pim_to_trap_frame()
394 regs->fr[i] = pim_narrow->fr[i]; transfer_pim_to_trap_frame()
397 regs->sr[i] = pim_narrow->sr[i]; transfer_pim_to_trap_frame()
399 regs->iasq[0] = pim_narrow->cr[17]; transfer_pim_to_trap_frame()
400 regs->iasq[1] = pim_narrow->iasq_back; transfer_pim_to_trap_frame()
401 regs->iaoq[0] = pim_narrow->cr[18]; transfer_pim_to_trap_frame()
402 regs->iaoq[1] = pim_narrow->iaoq_back; transfer_pim_to_trap_frame()
404 regs->sar = pim_narrow->cr[11]; transfer_pim_to_trap_frame()
405 regs->iir = pim_narrow->cr[19]; transfer_pim_to_trap_frame()
406 regs->isr = pim_narrow->cr[20]; transfer_pim_to_trap_frame()
407 regs->ior = pim_narrow->cr[21]; transfer_pim_to_trap_frame()
415 regs->ksp = 0; transfer_pim_to_trap_frame()
416 regs->kpc = 0; transfer_pim_to_trap_frame()
417 regs->orig_r28 = 0; transfer_pim_to_trap_frame()
426 void parisc_terminate(char *msg, struct pt_regs *regs, int code, unsigned long offset) parisc_terminate() argument
447 transfer_pim_to_trap_frame(regs); parisc_terminate()
457 /* show_stack(NULL, (unsigned long *)regs->gr[30]); */ parisc_terminate()
459 unwind_frame_init(&info, current, regs); parisc_terminate()
464 printk(KERN_CRIT "%s: Code=%d regs=%p (Addr=" RFMT ")\n", parisc_terminate()
465 msg, code, regs, offset); parisc_terminate()
466 show_regs(regs); parisc_terminate()
487 void notrace handle_interruption(int code, struct pt_regs *regs) handle_interruption() argument
518 if (((unsigned long)regs->iaoq[0] & 3) && handle_interruption()
519 ((unsigned long)regs->iasq[0] != (unsigned long)regs->sr[7])) { handle_interruption()
521 regs->iaoq[0] = 0 | 3; handle_interruption()
522 regs->iaoq[1] = regs->iaoq[0] + 4; handle_interruption()
523 regs->iasq[0] = regs->iasq[1] = regs->sr[7]; handle_interruption()
524 regs->gr[0] &= ~PSW_B; handle_interruption()
541 regs, code, 0); handle_interruption()
551 regs->gr[0] &= ~PSW_R; handle_interruption()
552 if (user_space(regs)) handle_interruption()
553 handle_gdb_break(regs, TRAP_TRACE); handle_interruption()
563 cpu_lpmc(5, regs); handle_interruption()
568 fault_address = regs->iaoq[0]; handle_interruption()
569 fault_space = regs->iasq[0]; handle_interruption()
574 die_if_kernel("Illegal instruction", regs, code); handle_interruption()
580 handle_break(regs); handle_interruption()
585 die_if_kernel("Privileged operation", regs, code); handle_interruption()
591 if ((regs->iir & 0xffdfffe0) == 0x034008a0) { handle_interruption()
597 if (regs->iir & 0x00200000) handle_interruption()
598 regs->gr[regs->iir & 0x1f] = mfctl(27); handle_interruption()
600 regs->gr[regs->iir & 0x1f] = mfctl(26); handle_interruption()
602 regs->iaoq[0] = regs->iaoq[1]; handle_interruption()
603 regs->iaoq[1] += 4; handle_interruption()
604 regs->iasq[0] = regs->iasq[1]; handle_interruption()
608 die_if_kernel("Privileged register usage", regs, code); handle_interruption()
613 si.si_addr = (void __user *) regs->iaoq[0]; handle_interruption()
621 si.si_addr = (void __user *) regs->iaoq[0]; handle_interruption()
629 if(user_mode(regs)){ handle_interruption()
634 si.si_addr = (void __user *) regs->iaoq[0]; handle_interruption()
643 die_if_kernel("Floating point exception", regs, 0); /* quiet */ handle_interruption()
645 handle_fpe(regs); handle_interruption()
668 fault_address = regs->ior; handle_interruption()
669 fault_space = regs->isr; handle_interruption()
675 if (check_unaligned(regs)) { handle_interruption()
676 handle_unaligned(regs); handle_interruption()
682 fault_address = regs->ior; handle_interruption()
683 fault_space = regs->isr; handle_interruption()
688 regs->gr[0] |= PSW_X; /* So we can single-step over the trap */ handle_interruption()
692 handle_gdb_break(regs, TRAP_HWBKPT); handle_interruption()
697 regs->gr[0] &= ~PSW_T; handle_interruption()
698 if (user_space(regs)) handle_interruption()
699 handle_gdb_break(regs, TRAP_BRANCH); handle_interruption()
720 if (user_mode(regs)) { handle_interruption()
724 vma = find_vma(current->mm,regs->iaoq[0]); handle_interruption()
725 if (vma && (regs->iaoq[0] >= vma->vm_start) handle_interruption()
728 fault_address = regs->iaoq[0]; handle_interruption()
729 fault_space = regs->iasq[0]; handle_interruption()
739 if (code == 27 && !user_mode(regs) && handle_interruption()
740 fixup_exception(regs)) handle_interruption()
743 die_if_kernel("Protection id trap", regs, code); handle_interruption()
748 si.si_addr = (void __user *) regs->iaoq[0]; handle_interruption()
750 si.si_addr = (void __user *) regs->ior; handle_interruption()
756 handle_unaligned(regs); handle_interruption()
760 if (user_mode(regs)) { handle_interruption()
761 parisc_printk_ratelimited(0, regs, KERN_DEBUG handle_interruption()
768 si.si_addr = (void __user *) regs->ior; handle_interruption()
774 parisc_terminate("Unexpected interruption", regs, code, 0); handle_interruption()
778 if (user_mode(regs)) { handle_interruption()
779 if ((fault_space >> SPACEID_SHIFT) != (regs->sr[7] >> SPACEID_SHIFT)) { handle_interruption()
780 parisc_printk_ratelimited(0, regs, KERN_DEBUG handle_interruption()
787 si.si_addr = (void __user *) regs->ior; handle_interruption()
802 if (fixup_exception(regs)) handle_interruption()
805 parisc_terminate("Kernel Fault", regs, code, fault_address); handle_interruption()
809 do_page_fault(regs, code, fault_address); handle_interruption()
186 parisc_show_stack(struct task_struct *task, unsigned long *sp, struct pt_regs *regs) parisc_show_stack() argument
H A Dunaligned.c133 void die_if_kernel (char *str, struct pt_regs *regs, long err);
135 static int emulate_ldh(struct pt_regs *regs, int toreg) emulate_ldh() argument
137 unsigned long saddr = regs->ior; emulate_ldh()
142 regs->isr, regs->ior, toreg); emulate_ldh()
158 : "0" (val), "r" (saddr), "r" (regs->isr) emulate_ldh()
164 regs->gr[toreg] = val; emulate_ldh()
169 static int emulate_ldw(struct pt_regs *regs, int toreg, int flop) emulate_ldw() argument
171 unsigned long saddr = regs->ior; emulate_ldw()
176 regs->isr, regs->ior, toreg); emulate_ldw()
196 : "0" (val), "r" (saddr), "r" (regs->isr) emulate_ldw()
202 ((__u32*)(regs->fr))[toreg] = val; emulate_ldw()
204 regs->gr[toreg] = val; emulate_ldw()
208 static int emulate_ldd(struct pt_regs *regs, int toreg, int flop) emulate_ldd() argument
210 unsigned long saddr = regs->ior; emulate_ldd()
215 regs->isr, regs->ior, toreg); emulate_ldd()
240 : "0" (val), "r" (saddr), "r" (regs->isr) emulate_ldd()
266 : "0" (valh), "1" (vall), "r" (saddr), "r" (regs->isr) emulate_ldd()
275 regs->fr[toreg] = val; emulate_ldd()
277 regs->gr[toreg] = val; emulate_ldd()
282 static int emulate_sth(struct pt_regs *regs, int frreg) emulate_sth() argument
284 unsigned long val = regs->gr[frreg]; emulate_sth()
291 val, regs->isr, regs->ior); emulate_sth()
307 : "r" (val), "r" (regs->ior), "r" (regs->isr) emulate_sth()
313 static int emulate_stw(struct pt_regs *regs, int frreg, int flop) emulate_stw() argument
319 val = ((__u32*)(regs->fr))[frreg]; emulate_stw()
321 val = regs->gr[frreg]; emulate_stw()
326 val, regs->isr, regs->ior); emulate_stw()
354 : "r" (val), "r" (regs->ior), "r" (regs->isr) emulate_stw()
359 static int emulate_std(struct pt_regs *regs, int frreg, int flop) emulate_std() argument
365 val = regs->fr[frreg]; emulate_std()
367 val = regs->gr[frreg]; emulate_std()
372 val, regs->isr, regs->ior); emulate_std()
406 : "r" (val), "r" (regs->ior), "r" (regs->isr) emulate_std()
441 : "r" (valh), "r" (vall), "r" (regs->ior), "r" (regs->isr) emulate_std()
449 void handle_unaligned(struct pt_regs *regs) handle_unaligned() argument
452 unsigned long newbase = R1(regs->iir)?regs->gr[R1(regs->iir)]:0; handle_unaligned()
461 if (user_mode(regs)) { handle_unaligned()
470 current->comm, task_pid_nr(current), regs->ior, regs->iaoq[0]); handle_unaligned()
473 show_regs(regs); handle_unaligned()
482 switch (MAJOR_OP(regs->iir)) handle_unaligned()
487 if (regs->iir&0x20) handle_unaligned()
490 if (regs->iir&0x1000) /* short loads */ handle_unaligned()
491 if (regs->iir&0x200) handle_unaligned()
492 newbase += IM5_3(regs->iir); handle_unaligned()
494 newbase += IM5_2(regs->iir); handle_unaligned()
495 else if (regs->iir&0x2000) /* scaled indexed */ handle_unaligned()
498 switch (regs->iir & OPCODE1_MASK) handle_unaligned()
508 newbase += (R2(regs->iir)?regs->gr[R2(regs->iir)]:0)<<shift; handle_unaligned()
510 newbase += (R2(regs->iir)?regs->gr[R2(regs->iir)]:0); handle_unaligned()
516 newbase += IM14(regs->iir); handle_unaligned()
520 if (regs->iir&8) handle_unaligned()
523 newbase += IM14(regs->iir&~0xe); handle_unaligned()
529 newbase += IM14(regs->iir&6); handle_unaligned()
533 if (regs->iir&4) handle_unaligned()
536 newbase += IM14(regs->iir&~4); handle_unaligned()
542 switch (regs->iir & OPCODE1_MASK) handle_unaligned()
546 ret = emulate_ldh(regs, R3(regs->iir)); handle_unaligned()
553 ret = emulate_ldw(regs, R3(regs->iir),0); handle_unaligned()
557 ret = emulate_sth(regs, R2(regs->iir)); handle_unaligned()
562 ret = emulate_stw(regs, R2(regs->iir),0); handle_unaligned()
570 ret = emulate_ldd(regs, R3(regs->iir),0); handle_unaligned()
575 ret = emulate_std(regs, R2(regs->iir),0); handle_unaligned()
584 ret = emulate_ldw(regs,FR3(regs->iir),1); handle_unaligned()
590 ret = emulate_ldd(regs,R3(regs->iir),1); handle_unaligned()
598 ret = emulate_stw(regs,FR3(regs->iir),1); handle_unaligned()
604 ret = emulate_std(regs,R3(regs->iir),1); handle_unaligned()
615 switch (regs->iir & OPCODE2_MASK) handle_unaligned()
619 ret = emulate_ldd(regs,R2(regs->iir),1); handle_unaligned()
623 ret = emulate_std(regs, R2(regs->iir),1); handle_unaligned()
626 ret = emulate_ldd(regs, R2(regs->iir),0); handle_unaligned()
629 ret = emulate_std(regs, R2(regs->iir),0); handle_unaligned()
633 switch (regs->iir & OPCODE3_MASK) handle_unaligned()
637 ret = emulate_ldw(regs, R2(regs->iir),0); handle_unaligned()
640 ret = emulate_ldw(regs, R2(regs->iir),1); handle_unaligned()
645 ret = emulate_stw(regs, R2(regs->iir),1); handle_unaligned()
648 ret = emulate_stw(regs, R2(regs->iir),0); handle_unaligned()
651 switch (regs->iir & OPCODE4_MASK) handle_unaligned()
654 ret = emulate_ldh(regs, R2(regs->iir)); handle_unaligned()
658 ret = emulate_ldw(regs, R2(regs->iir),0); handle_unaligned()
661 ret = emulate_sth(regs, R2(regs->iir)); handle_unaligned()
665 ret = emulate_stw(regs, R2(regs->iir),0); handle_unaligned()
669 if (ret == 0 && modify && R1(regs->iir)) handle_unaligned()
670 regs->gr[R1(regs->iir)] = newbase; handle_unaligned()
674 printk(KERN_CRIT "Not-handled unaligned insn 0x%08lx\n", regs->iir); handle_unaligned()
685 if (!user_mode(regs) && fixup_exception(regs)) handle_unaligned()
689 die_if_kernel("Unaligned data reference", regs, 28); handle_unaligned()
696 si.si_addr = (void __user *)regs->ior; handle_unaligned()
706 si.si_addr = (void __user *)regs->ior; handle_unaligned()
714 regs->gr[0]|=PSW_N; handle_unaligned()
723 check_unaligned(struct pt_regs *regs) check_unaligned() argument
730 switch (regs->iir & OPCODE1_MASK) { check_unaligned()
748 switch (regs->iir & OPCODE4_MASK) { check_unaligned()
763 return (int)(regs->ior & align_mask); check_unaligned()
H A Dasm-offsets.c66 DEFINE(TASK_REGS, offsetof(struct task_struct, thread.regs)); main()
67 DEFINE(TASK_PT_PSW, offsetof(struct task_struct, thread.regs.gr[ 0])); main()
68 DEFINE(TASK_PT_GR1, offsetof(struct task_struct, thread.regs.gr[ 1])); main()
69 DEFINE(TASK_PT_GR2, offsetof(struct task_struct, thread.regs.gr[ 2])); main()
70 DEFINE(TASK_PT_GR3, offsetof(struct task_struct, thread.regs.gr[ 3])); main()
71 DEFINE(TASK_PT_GR4, offsetof(struct task_struct, thread.regs.gr[ 4])); main()
72 DEFINE(TASK_PT_GR5, offsetof(struct task_struct, thread.regs.gr[ 5])); main()
73 DEFINE(TASK_PT_GR6, offsetof(struct task_struct, thread.regs.gr[ 6])); main()
74 DEFINE(TASK_PT_GR7, offsetof(struct task_struct, thread.regs.gr[ 7])); main()
75 DEFINE(TASK_PT_GR8, offsetof(struct task_struct, thread.regs.gr[ 8])); main()
76 DEFINE(TASK_PT_GR9, offsetof(struct task_struct, thread.regs.gr[ 9])); main()
77 DEFINE(TASK_PT_GR10, offsetof(struct task_struct, thread.regs.gr[10])); main()
78 DEFINE(TASK_PT_GR11, offsetof(struct task_struct, thread.regs.gr[11])); main()
79 DEFINE(TASK_PT_GR12, offsetof(struct task_struct, thread.regs.gr[12])); main()
80 DEFINE(TASK_PT_GR13, offsetof(struct task_struct, thread.regs.gr[13])); main()
81 DEFINE(TASK_PT_GR14, offsetof(struct task_struct, thread.regs.gr[14])); main()
82 DEFINE(TASK_PT_GR15, offsetof(struct task_struct, thread.regs.gr[15])); main()
83 DEFINE(TASK_PT_GR16, offsetof(struct task_struct, thread.regs.gr[16])); main()
84 DEFINE(TASK_PT_GR17, offsetof(struct task_struct, thread.regs.gr[17])); main()
85 DEFINE(TASK_PT_GR18, offsetof(struct task_struct, thread.regs.gr[18])); main()
86 DEFINE(TASK_PT_GR19, offsetof(struct task_struct, thread.regs.gr[19])); main()
87 DEFINE(TASK_PT_GR20, offsetof(struct task_struct, thread.regs.gr[20])); main()
88 DEFINE(TASK_PT_GR21, offsetof(struct task_struct, thread.regs.gr[21])); main()
89 DEFINE(TASK_PT_GR22, offsetof(struct task_struct, thread.regs.gr[22])); main()
90 DEFINE(TASK_PT_GR23, offsetof(struct task_struct, thread.regs.gr[23])); main()
91 DEFINE(TASK_PT_GR24, offsetof(struct task_struct, thread.regs.gr[24])); main()
92 DEFINE(TASK_PT_GR25, offsetof(struct task_struct, thread.regs.gr[25])); main()
93 DEFINE(TASK_PT_GR26, offsetof(struct task_struct, thread.regs.gr[26])); main()
94 DEFINE(TASK_PT_GR27, offsetof(struct task_struct, thread.regs.gr[27])); main()
95 DEFINE(TASK_PT_GR28, offsetof(struct task_struct, thread.regs.gr[28])); main()
96 DEFINE(TASK_PT_GR29, offsetof(struct task_struct, thread.regs.gr[29])); main()
97 DEFINE(TASK_PT_GR30, offsetof(struct task_struct, thread.regs.gr[30])); main()
98 DEFINE(TASK_PT_GR31, offsetof(struct task_struct, thread.regs.gr[31])); main()
99 DEFINE(TASK_PT_FR0, offsetof(struct task_struct, thread.regs.fr[ 0])); main()
100 DEFINE(TASK_PT_FR1, offsetof(struct task_struct, thread.regs.fr[ 1])); main()
101 DEFINE(TASK_PT_FR2, offsetof(struct task_struct, thread.regs.fr[ 2])); main()
102 DEFINE(TASK_PT_FR3, offsetof(struct task_struct, thread.regs.fr[ 3])); main()
103 DEFINE(TASK_PT_FR4, offsetof(struct task_struct, thread.regs.fr[ 4])); main()
104 DEFINE(TASK_PT_FR5, offsetof(struct task_struct, thread.regs.fr[ 5])); main()
105 DEFINE(TASK_PT_FR6, offsetof(struct task_struct, thread.regs.fr[ 6])); main()
106 DEFINE(TASK_PT_FR7, offsetof(struct task_struct, thread.regs.fr[ 7])); main()
107 DEFINE(TASK_PT_FR8, offsetof(struct task_struct, thread.regs.fr[ 8])); main()
108 DEFINE(TASK_PT_FR9, offsetof(struct task_struct, thread.regs.fr[ 9])); main()
109 DEFINE(TASK_PT_FR10, offsetof(struct task_struct, thread.regs.fr[10])); main()
110 DEFINE(TASK_PT_FR11, offsetof(struct task_struct, thread.regs.fr[11])); main()
111 DEFINE(TASK_PT_FR12, offsetof(struct task_struct, thread.regs.fr[12])); main()
112 DEFINE(TASK_PT_FR13, offsetof(struct task_struct, thread.regs.fr[13])); main()
113 DEFINE(TASK_PT_FR14, offsetof(struct task_struct, thread.regs.fr[14])); main()
114 DEFINE(TASK_PT_FR15, offsetof(struct task_struct, thread.regs.fr[15])); main()
115 DEFINE(TASK_PT_FR16, offsetof(struct task_struct, thread.regs.fr[16])); main()
116 DEFINE(TASK_PT_FR17, offsetof(struct task_struct, thread.regs.fr[17])); main()
117 DEFINE(TASK_PT_FR18, offsetof(struct task_struct, thread.regs.fr[18])); main()
118 DEFINE(TASK_PT_FR19, offsetof(struct task_struct, thread.regs.fr[19])); main()
119 DEFINE(TASK_PT_FR20, offsetof(struct task_struct, thread.regs.fr[20])); main()
120 DEFINE(TASK_PT_FR21, offsetof(struct task_struct, thread.regs.fr[21])); main()
121 DEFINE(TASK_PT_FR22, offsetof(struct task_struct, thread.regs.fr[22])); main()
122 DEFINE(TASK_PT_FR23, offsetof(struct task_struct, thread.regs.fr[23])); main()
123 DEFINE(TASK_PT_FR24, offsetof(struct task_struct, thread.regs.fr[24])); main()
124 DEFINE(TASK_PT_FR25, offsetof(struct task_struct, thread.regs.fr[25])); main()
125 DEFINE(TASK_PT_FR26, offsetof(struct task_struct, thread.regs.fr[26])); main()
126 DEFINE(TASK_PT_FR27, offsetof(struct task_struct, thread.regs.fr[27])); main()
127 DEFINE(TASK_PT_FR28, offsetof(struct task_struct, thread.regs.fr[28])); main()
128 DEFINE(TASK_PT_FR29, offsetof(struct task_struct, thread.regs.fr[29])); main()
129 DEFINE(TASK_PT_FR30, offsetof(struct task_struct, thread.regs.fr[30])); main()
130 DEFINE(TASK_PT_FR31, offsetof(struct task_struct, thread.regs.fr[31])); main()
131 DEFINE(TASK_PT_SR0, offsetof(struct task_struct, thread.regs.sr[ 0])); main()
132 DEFINE(TASK_PT_SR1, offsetof(struct task_struct, thread.regs.sr[ 1])); main()
133 DEFINE(TASK_PT_SR2, offsetof(struct task_struct, thread.regs.sr[ 2])); main()
134 DEFINE(TASK_PT_SR3, offsetof(struct task_struct, thread.regs.sr[ 3])); main()
135 DEFINE(TASK_PT_SR4, offsetof(struct task_struct, thread.regs.sr[ 4])); main()
136 DEFINE(TASK_PT_SR5, offsetof(struct task_struct, thread.regs.sr[ 5])); main()
137 DEFINE(TASK_PT_SR6, offsetof(struct task_struct, thread.regs.sr[ 6])); main()
138 DEFINE(TASK_PT_SR7, offsetof(struct task_struct, thread.regs.sr[ 7])); main()
139 DEFINE(TASK_PT_IASQ0, offsetof(struct task_struct, thread.regs.iasq[0])); main()
140 DEFINE(TASK_PT_IASQ1, offsetof(struct task_struct, thread.regs.iasq[1])); main()
141 DEFINE(TASK_PT_IAOQ0, offsetof(struct task_struct, thread.regs.iaoq[0])); main()
142 DEFINE(TASK_PT_IAOQ1, offsetof(struct task_struct, thread.regs.iaoq[1])); main()
143 DEFINE(TASK_PT_CR27, offsetof(struct task_struct, thread.regs.cr27)); main()
144 DEFINE(TASK_PT_ORIG_R28, offsetof(struct task_struct, thread.regs.orig_r28)); main()
145 DEFINE(TASK_PT_KSP, offsetof(struct task_struct, thread.regs.ksp)); main()
146 DEFINE(TASK_PT_KPC, offsetof(struct task_struct, thread.regs.kpc)); main()
147 DEFINE(TASK_PT_SAR, offsetof(struct task_struct, thread.regs.sar)); main()
148 DEFINE(TASK_PT_IIR, offsetof(struct task_struct, thread.regs.iir)); main()
149 DEFINE(TASK_PT_ISR, offsetof(struct task_struct, thread.regs.isr)); main()
150 DEFINE(TASK_PT_IOR, offsetof(struct task_struct, thread.regs.ior)); main()
H A Dsignal.c71 restore_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs) restore_sigcontext() argument
75 err |= __copy_from_user(regs->gr, sc->sc_gr, sizeof(regs->gr)); restore_sigcontext()
76 err |= __copy_from_user(regs->fr, sc->sc_fr, sizeof(regs->fr)); restore_sigcontext()
77 err |= __copy_from_user(regs->iaoq, sc->sc_iaoq, sizeof(regs->iaoq)); restore_sigcontext()
78 err |= __copy_from_user(regs->iasq, sc->sc_iasq, sizeof(regs->iasq)); restore_sigcontext()
79 err |= __get_user(regs->sar, &sc->sc_sar); restore_sigcontext()
81 regs->iaoq[0],regs->iaoq[1]); restore_sigcontext()
82 DBG(2,"restore_sigcontext: r28 is %ld\n", regs->gr[28]); restore_sigcontext()
87 sys_rt_sigreturn(struct pt_regs *regs, int in_syscall) sys_rt_sigreturn() argument
91 unsigned long usp = (regs->gr[30] & ~(0x01UL)); sys_rt_sigreturn()
108 regs->orig_r28 = 1; /* no restarts for sigreturn */ sys_rt_sigreturn()
134 &compat_frame->regs, regs)) sys_rt_sigreturn()
145 if (restore_sigcontext(&frame->uc.uc_mcontext, regs)) sys_rt_sigreturn()
159 regs->gr[31] = regs->iaoq[0]; sys_rt_sigreturn()
161 DBG(1,"sys_rt_sigreturn: returning to %#lx, DUMPING REGS:\n", regs->iaoq[0]); sys_rt_sigreturn()
162 show_regs(regs); sys_rt_sigreturn()
195 setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, int in_syscall) setup_sigcontext() argument
205 /* regs->iaoq is undefined in the syscall return path */ setup_sigcontext()
206 err |= __put_user(regs->gr[31], &sc->sc_iaoq[0]); setup_sigcontext()
207 err |= __put_user(regs->gr[31]+4, &sc->sc_iaoq[1]); setup_sigcontext()
208 err |= __put_user(regs->sr[3], &sc->sc_iasq[0]); setup_sigcontext()
209 err |= __put_user(regs->sr[3], &sc->sc_iasq[1]); setup_sigcontext()
211 regs->gr[31], regs->gr[31]+4); setup_sigcontext()
213 err |= __copy_to_user(sc->sc_iaoq, regs->iaoq, sizeof(regs->iaoq)); setup_sigcontext()
214 err |= __copy_to_user(sc->sc_iasq, regs->iasq, sizeof(regs->iasq)); setup_sigcontext()
216 regs->iaoq[0], regs->iaoq[1]); setup_sigcontext()
220 err |= __copy_to_user(sc->sc_gr, regs->gr, sizeof(regs->gr)); setup_sigcontext()
221 err |= __copy_to_user(sc->sc_fr, regs->fr, sizeof(regs->fr)); setup_sigcontext()
222 err |= __put_user(regs->sar, &sc->sc_sar); setup_sigcontext()
223 DBG(1,"setup_sigcontext: r28 is %ld\n", regs->gr[28]); setup_sigcontext()
229 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs, setup_rt_frame() argument
241 usp = (regs->gr[30] & ~(0x01UL)); setup_rt_frame()
256 err |= __compat_save_altstack( &compat_frame->uc.uc_stack, regs->gr[30]); setup_rt_frame()
260 &compat_frame->regs, regs, in_syscall); setup_rt_frame()
268 err |= __save_altstack(&frame->uc.uc_stack, regs->gr[30]); setup_rt_frame()
271 err |= setup_sigcontext(&frame->uc.uc_mcontext, regs, in_syscall); setup_rt_frame()
331 regs->gr[19] = fdesc.gp; setup_rt_frame()
344 regs->gr[19] = fdesc.gp; setup_rt_frame()
346 haddr, regs->gr[19], in_syscall); setup_rt_frame()
358 regs->gr[31] = haddr; setup_rt_frame()
382 regs->gr[0] = psw; setup_rt_frame()
383 regs->iaoq[0] = haddr | 3; setup_rt_frame()
384 regs->iaoq[1] = regs->iaoq[0] + 4; setup_rt_frame()
387 regs->gr[2] = rp; /* userland return pointer */ setup_rt_frame()
388 regs->gr[26] = ksig->sig; /* signal number */ setup_rt_frame()
392 regs->gr[25] = A(&compat_frame->info); /* siginfo pointer */ setup_rt_frame()
393 regs->gr[24] = A(&compat_frame->uc); /* ucontext pointer */ setup_rt_frame()
397 regs->gr[25] = A(&frame->info); /* siginfo pointer */ setup_rt_frame()
398 regs->gr[24] = A(&frame->uc); /* ucontext pointer */ setup_rt_frame()
402 regs->gr[30], sigframe_size, setup_rt_frame()
403 regs->gr[30] + sigframe_size); setup_rt_frame()
405 regs->gr[30] = (A(frame) + sigframe_size); setup_rt_frame()
409 current->comm, current->pid, frame, regs->gr[30], setup_rt_frame()
410 regs->iaoq[0], regs->iaoq[1], rp); setup_rt_frame()
420 handle_signal(struct ksignal *ksig, struct pt_regs *regs, int in_syscall) handle_signal() argument
425 DBG(1,"handle_signal: sig=%ld, ka=%p, info=%p, oldset=%p, regs=%p\n", handle_signal()
426 ksig->sig, ksig->ka, ksig->info, oldset, regs); handle_signal()
429 ret = setup_rt_frame(ksig, oldset, regs, in_syscall); handle_signal()
434 DBG(1,KERN_DEBUG "do_signal: Exit (success), regs->gr[28] = %ld\n", handle_signal()
435 regs->gr[28]); handle_signal()
439 syscall_restart(struct pt_regs *regs, struct k_sigaction *ka) syscall_restart() argument
441 if (regs->orig_r28) syscall_restart()
443 regs->orig_r28 = 1; /* no more restarts */ syscall_restart()
445 switch (regs->gr[28]) { syscall_restart()
449 regs->gr[28] = -EINTR; syscall_restart()
455 regs->gr[28] = -EINTR; syscall_restart()
463 regs->gr[31] -= 8; /* delayed branching */ syscall_restart()
469 insert_restart_trampoline(struct pt_regs *regs) insert_restart_trampoline() argument
471 if (regs->orig_r28) insert_restart_trampoline()
473 regs->orig_r28 = 1; /* no more restarts */ insert_restart_trampoline()
474 switch(regs->gr[28]) { insert_restart_trampoline()
477 unsigned int *usp = (unsigned int *)regs->gr[30]; insert_restart_trampoline()
492 err |= put_user(regs->gr[31] >> 32, &usp[0]); insert_restart_trampoline()
493 err |= put_user(regs->gr[31] & 0xffffffff, &usp[1]); insert_restart_trampoline()
496 err |= put_user(regs->gr[31], &usp[0]); insert_restart_trampoline()
508 regs->gr[31] = regs->gr[30] + 8; insert_restart_trampoline()
519 regs->gr[31] -= 8; insert_restart_trampoline()
539 do_signal(struct pt_regs *regs, long in_syscall) do_signal() argument
543 DBG(1,"\ndo_signal: regs=0x%p, sr7 %#lx, in_syscall=%d\n", do_signal()
544 regs, regs->sr[7], in_syscall); do_signal()
547 DBG(3,"do_signal: signr = %d, regs->gr[28] = %ld\n", signr, regs->gr[28]); do_signal()
550 syscall_restart(regs, &ksig.ka); do_signal()
552 handle_signal(&ksig, regs, in_syscall); do_signal()
558 insert_restart_trampoline(regs); do_signal()
560 DBG(1,"do_signal: Exit (not delivered), regs->gr[28] = %ld\n", do_signal()
561 regs->gr[28]); do_signal()
566 void do_notify_resume(struct pt_regs *regs, long in_syscall) do_notify_resume() argument
569 do_signal(regs, in_syscall); do_notify_resume()
573 tracehook_notify_resume(regs); do_notify_resume()
/linux-4.1.27/arch/tile/include/asm/
H A Dsyscall.h36 static inline int syscall_get_nr(struct task_struct *t, struct pt_regs *regs) syscall_get_nr() argument
38 return regs->regs[TREG_SYSCALL_NR]; syscall_get_nr()
42 struct pt_regs *regs) syscall_rollback()
44 regs->regs[0] = regs->orig_r0; syscall_rollback()
48 struct pt_regs *regs) syscall_get_error()
50 unsigned long error = regs->regs[0]; syscall_get_error()
55 struct pt_regs *regs) syscall_get_return_value()
57 return regs->regs[0]; syscall_get_return_value()
61 struct pt_regs *regs, syscall_set_return_value()
64 regs->regs[0] = (long) error ?: val; syscall_set_return_value()
68 struct pt_regs *regs, syscall_get_arguments()
73 memcpy(args, &regs[i], n * sizeof(args[0])); syscall_get_arguments()
77 struct pt_regs *regs, syscall_set_arguments()
82 memcpy(&regs[i], args, n * sizeof(args[0])); syscall_set_arguments()
41 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
47 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
54 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
60 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
67 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
76 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
/linux-4.1.27/arch/cris/arch-v32/kernel/
H A Dtraps.c12 void show_registers(struct pt_regs *regs) show_registers() argument
27 regs->erp, regs->srp, regs->ccs, usp, regs->mof); show_registers()
30 regs->r0, regs->r1, regs->r2, regs->r3); show_registers()
33 regs->r4, regs->r5, regs->r6, regs->r7); show_registers()
36 regs->r8, regs->r9, regs->r10, regs->r11); show_registers()
39 regs->r12, regs->r13, regs->orig_r10, regs->acr); show_registers()
41 printk(" sp: %08lx\n", (unsigned long)regs); show_registers()
59 if (!user_mode(regs)) { show_registers()
73 if (regs->erp < PAGE_OFFSET) show_registers()
77 * Quite often the value at regs->erp doesn't point to the show_registers()
81 * point, but small enough to fit on a row. The regs->erp show_registers()
88 if (__get_user(c, &((unsigned char *)regs->erp)[i])) { show_registers()
113 void handle_nmi(struct pt_regs *regs) handle_nmi() argument
120 nmi_handler(regs); handle_nmi()
132 extern void die_if_kernel(const char *str, struct pt_regs *regs, long err);
134 /* Copy of the regs at BUG() time. */
144 void fixup_BUG(struct pt_regs *regs) fixup_BUG() argument
146 BUG_regs = *regs; fixup_BUG()
159 fixup = search_exception_tables(instruction_pointer(regs) - 2); fixup_BUG()
162 instruction_pointer(regs) = fixup->fixup; fixup_BUG()
163 arch_fixup(regs); fixup_BUG()
167 /* Dont try to lookup the filename + line, just dump regs. */ fixup_BUG()
173 * Break 14 handler. Save regs and jump into the fixup_BUG.
189 handle_BUG(struct pt_regs *regs) handle_BUG() argument
/linux-4.1.27/drivers/rtc/
H A Drtc-ds1216.c83 struct ds1216_regs regs; ds1216_rtc_read_time() local
86 ds1216_read(priv->ioaddr, (u8 *)&regs); ds1216_rtc_read_time()
88 tm->tm_sec = bcd2bin(regs.sec); ds1216_rtc_read_time()
89 tm->tm_min = bcd2bin(regs.min); ds1216_rtc_read_time()
90 if (regs.hour & DS1216_HOUR_1224) { ds1216_rtc_read_time()
92 tm->tm_hour = bcd2bin(regs.hour & 0x1f); ds1216_rtc_read_time()
93 if (regs.hour & DS1216_HOUR_AMPM) ds1216_rtc_read_time()
96 tm->tm_hour = bcd2bin(regs.hour & 0x3f); ds1216_rtc_read_time()
97 tm->tm_wday = (regs.wday & 7) - 1; ds1216_rtc_read_time()
98 tm->tm_mday = bcd2bin(regs.mday & 0x3f); ds1216_rtc_read_time()
99 tm->tm_mon = bcd2bin(regs.month & 0x1f); ds1216_rtc_read_time()
100 tm->tm_year = bcd2bin(regs.year); ds1216_rtc_read_time()
111 struct ds1216_regs regs; ds1216_rtc_set_time() local
114 ds1216_read(priv->ioaddr, (u8 *)&regs); ds1216_rtc_set_time()
116 regs.tsec = 0; /* clear 0.1 and 0.01 seconds */ ds1216_rtc_set_time()
117 regs.sec = bin2bcd(tm->tm_sec); ds1216_rtc_set_time()
118 regs.min = bin2bcd(tm->tm_min); ds1216_rtc_set_time()
119 regs.hour &= DS1216_HOUR_1224; ds1216_rtc_set_time()
120 if (regs.hour && tm->tm_hour > 12) { ds1216_rtc_set_time()
121 regs.hour |= DS1216_HOUR_AMPM; ds1216_rtc_set_time()
124 regs.hour |= bin2bcd(tm->tm_hour); ds1216_rtc_set_time()
125 regs.wday &= ~7; ds1216_rtc_set_time()
126 regs.wday |= tm->tm_wday; ds1216_rtc_set_time()
127 regs.mday = bin2bcd(tm->tm_mday); ds1216_rtc_set_time()
128 regs.month = bin2bcd(tm->tm_mon); ds1216_rtc_set_time()
129 regs.year = bin2bcd(tm->tm_year % 100); ds1216_rtc_set_time()
132 ds1216_write(priv->ioaddr, (u8 *)&regs); ds1216_rtc_set_time()
H A Drtc-mpc5121.c82 struct mpc5121_rtc_regs __iomem *regs; member in struct:mpc5121_rtc_data
92 static void mpc5121_rtc_update_smh(struct mpc5121_rtc_regs __iomem *regs, mpc5121_rtc_update_smh() argument
95 out_8(&regs->second_set, tm->tm_sec); mpc5121_rtc_update_smh()
96 out_8(&regs->minute_set, tm->tm_min); mpc5121_rtc_update_smh()
97 out_8(&regs->hour_set, tm->tm_hour); mpc5121_rtc_update_smh()
100 out_8(&regs->set_time, 0x1); mpc5121_rtc_update_smh()
101 out_8(&regs->set_time, 0x3); mpc5121_rtc_update_smh()
102 out_8(&regs->set_time, 0x1); mpc5121_rtc_update_smh()
103 out_8(&regs->set_time, 0x0); mpc5121_rtc_update_smh()
109 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5121_rtc_read_time() local
115 now = in_be32(&regs->actual_time) + in_be32(&regs->target_time); mpc5121_rtc_read_time()
123 mpc5121_rtc_update_smh(regs, tm); mpc5121_rtc_read_time()
131 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5121_rtc_set_time() local
141 out_be32(&regs->target_time, now - in_be32(&regs->actual_time)); mpc5121_rtc_set_time()
147 mpc5121_rtc_update_smh(regs, tm); mpc5121_rtc_set_time()
155 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5200_rtc_read_time() local
158 tm->tm_sec = in_8(&regs->second); mpc5200_rtc_read_time()
159 tm->tm_min = in_8(&regs->minute); mpc5200_rtc_read_time()
162 if (in_8(&regs->hour) & 0x20) mpc5200_rtc_read_time()
163 tm->tm_hour = (in_8(&regs->hour) >> 1) + mpc5200_rtc_read_time()
164 (in_8(&regs->hour) & 1 ? 12 : 0); mpc5200_rtc_read_time()
166 tm->tm_hour = in_8(&regs->hour); mpc5200_rtc_read_time()
168 tmp = in_8(&regs->wday_mday); mpc5200_rtc_read_time()
170 tm->tm_mon = in_8(&regs->month) - 1; mpc5200_rtc_read_time()
171 tm->tm_year = in_be16(&regs->year) - 1900; mpc5200_rtc_read_time()
182 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5200_rtc_set_time() local
184 mpc5121_rtc_update_smh(regs, tm); mpc5200_rtc_set_time()
187 out_8(&regs->month_set, tm->tm_mon + 1); mpc5200_rtc_set_time()
188 out_8(&regs->weekday_set, tm->tm_wday ? tm->tm_wday : 7); mpc5200_rtc_set_time()
189 out_8(&regs->date_set, tm->tm_mday); mpc5200_rtc_set_time()
190 out_be16(&regs->year_set, tm->tm_year + 1900); mpc5200_rtc_set_time()
193 out_8(&regs->set_date, 0x1); mpc5200_rtc_set_time()
194 out_8(&regs->set_date, 0x3); mpc5200_rtc_set_time()
195 out_8(&regs->set_date, 0x1); mpc5200_rtc_set_time()
196 out_8(&regs->set_date, 0x0); mpc5200_rtc_set_time()
204 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5121_rtc_read_alarm() local
208 alarm->pending = in_8(&regs->alm_status); mpc5121_rtc_read_alarm()
216 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5121_rtc_set_alarm() local
236 out_8(&regs->alm_min_set, alarm->time.tm_min); mpc5121_rtc_set_alarm()
237 out_8(&regs->alm_hour_set, alarm->time.tm_hour); mpc5121_rtc_set_alarm()
239 out_8(&regs->alm_enable, alarm->enabled); mpc5121_rtc_set_alarm()
248 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5121_rtc_handler() local
250 if (in_8(&regs->int_alm)) { mpc5121_rtc_handler()
252 out_8(&regs->int_alm, 1); mpc5121_rtc_handler()
253 out_8(&regs->alm_status, 1); mpc5121_rtc_handler()
265 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5121_rtc_handler_upd() local
267 if (in_8(&regs->int_sec) && (in_8(&regs->int_enable) & 0x1)) { mpc5121_rtc_handler_upd()
269 out_8(&regs->int_sec, 1); mpc5121_rtc_handler_upd()
282 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5121_rtc_alarm_irq_enable() local
290 out_8(&regs->alm_enable, val); mpc5121_rtc_alarm_irq_enable()
321 rtc->regs = of_iomap(op->dev.of_node, 0); mpc5121_rtc_probe()
322 if (!rtc->regs) { mpc5121_rtc_probe()
351 ka = in_be32(&rtc->regs->keep_alive); mpc5121_rtc_probe()
355 out_be32(&rtc->regs->keep_alive, ka); mpc5121_rtc_probe()
380 iounmap(rtc->regs); mpc5121_rtc_probe()
388 struct mpc5121_rtc_regs __iomem *regs = rtc->regs; mpc5121_rtc_remove() local
391 out_8(&regs->alm_enable, 0); mpc5121_rtc_remove()
392 out_8(&regs->int_enable, in_8(&regs->int_enable) & ~0x1); mpc5121_rtc_remove()
394 iounmap(rtc->regs); mpc5121_rtc_remove()
H A Drtc-max8907.c61 static void regs_to_tm(u8 *regs, struct rtc_time *tm) regs_to_tm() argument
63 tm->tm_year = bcd2bin(regs[RTC_YEAR2]) * 100 + regs_to_tm()
64 bcd2bin(regs[RTC_YEAR1]) - 1900; regs_to_tm()
65 tm->tm_mon = bcd2bin(regs[RTC_MONTH] & 0x1f) - 1; regs_to_tm()
66 tm->tm_mday = bcd2bin(regs[RTC_DATE] & 0x3f); regs_to_tm()
67 tm->tm_wday = (regs[RTC_WEEKDAY] & 0x07); regs_to_tm()
68 if (regs[RTC_HOUR] & HOUR_12) { regs_to_tm()
69 tm->tm_hour = bcd2bin(regs[RTC_HOUR] & 0x01f); regs_to_tm()
72 if (regs[RTC_HOUR] & HOUR_AM_PM) regs_to_tm()
75 tm->tm_hour = bcd2bin(regs[RTC_HOUR] & 0x03f); regs_to_tm()
77 tm->tm_min = bcd2bin(regs[RTC_MIN] & 0x7f); regs_to_tm()
78 tm->tm_sec = bcd2bin(regs[RTC_SEC] & 0x7f); regs_to_tm()
81 static void tm_to_regs(struct rtc_time *tm, u8 *regs) tm_to_regs() argument
87 regs[RTC_YEAR2] = bin2bcd(high); tm_to_regs()
88 regs[RTC_YEAR1] = bin2bcd(low); tm_to_regs()
89 regs[RTC_MONTH] = bin2bcd(tm->tm_mon + 1); tm_to_regs()
90 regs[RTC_DATE] = bin2bcd(tm->tm_mday); tm_to_regs()
91 regs[RTC_WEEKDAY] = tm->tm_wday; tm_to_regs()
92 regs[RTC_HOUR] = bin2bcd(tm->tm_hour); tm_to_regs()
93 regs[RTC_MIN] = bin2bcd(tm->tm_min); tm_to_regs()
94 regs[RTC_SEC] = bin2bcd(tm->tm_sec); tm_to_regs()
100 u8 regs[TIME_NUM]; max8907_rtc_read_time() local
103 ret = regmap_bulk_read(rtc->regmap, MAX8907_REG_RTC_SEC, regs, max8907_rtc_read_time()
108 regs_to_tm(regs, tm); max8907_rtc_read_time()
116 u8 regs[TIME_NUM]; max8907_rtc_set_time() local
118 tm_to_regs(tm, regs); max8907_rtc_set_time()
120 return regmap_bulk_write(rtc->regmap, MAX8907_REG_RTC_SEC, regs, max8907_rtc_set_time()
127 u8 regs[TIME_NUM]; max8907_rtc_read_alarm() local
131 ret = regmap_bulk_read(rtc->regmap, MAX8907_REG_ALARM0_SEC, regs, max8907_rtc_read_alarm()
136 regs_to_tm(regs, &alrm->time); max8907_rtc_read_alarm()
150 u8 regs[TIME_NUM]; max8907_rtc_set_alarm() local
153 tm_to_regs(&alrm->time, regs); max8907_rtc_set_alarm()
160 ret = regmap_bulk_write(rtc->regmap, MAX8907_REG_ALARM0_SEC, regs, max8907_rtc_set_alarm()
H A Drtc-fm3130.c51 u8 regs[15]; member in struct:fm3130
72 fm3130->regs[FM3130_RTC_CONTROL] = fm3130_rtc_mode()
76 fm3130->regs[FM3130_RTC_CONTROL] &= fm3130_rtc_mode()
81 fm3130->regs[FM3130_RTC_CONTROL] |= FM3130_RTC_CONTROL_BIT_WRITE; fm3130_rtc_mode()
84 fm3130->regs[FM3130_RTC_CONTROL] |= FM3130_RTC_CONTROL_BIT_READ; fm3130_rtc_mode()
92 FM3130_RTC_CONTROL, fm3130->regs[FM3130_RTC_CONTROL]); fm3130_rtc_mode()
119 dev_dbg(dev, "%s: %15ph\n", "read", fm3130->regs); fm3130_get_time()
121 t->tm_sec = bcd2bin(fm3130->regs[FM3130_RTC_SECONDS] & 0x7f); fm3130_get_time()
122 t->tm_min = bcd2bin(fm3130->regs[FM3130_RTC_MINUTES] & 0x7f); fm3130_get_time()
123 tmp = fm3130->regs[FM3130_RTC_HOURS] & 0x3f; fm3130_get_time()
125 t->tm_wday = bcd2bin(fm3130->regs[FM3130_RTC_DAY] & 0x07) - 1; fm3130_get_time()
126 t->tm_mday = bcd2bin(fm3130->regs[FM3130_RTC_DATE] & 0x3f); fm3130_get_time()
127 tmp = fm3130->regs[FM3130_RTC_MONTHS] & 0x1f; fm3130_get_time()
131 t->tm_year = bcd2bin(fm3130->regs[FM3130_RTC_YEARS]) + 100; fm3130_get_time()
148 u8 *buf = fm3130->regs; fm3130_set_time()
176 fm3130->regs[FM3130_RTC_SECONDS + i]); fm3130_set_time()
211 fm3130->regs[FM3130_ALARM_SECONDS], fm3130_read_alarm()
212 fm3130->regs[FM3130_ALARM_MINUTES], fm3130_read_alarm()
213 fm3130->regs[FM3130_ALARM_HOURS], fm3130_read_alarm()
214 fm3130->regs[FM3130_ALARM_DATE], fm3130_read_alarm()
215 fm3130->regs[FM3130_ALARM_MONTHS]); fm3130_read_alarm()
217 tm->tm_sec = bcd2bin(fm3130->regs[FM3130_ALARM_SECONDS] & 0x7F); fm3130_read_alarm()
218 tm->tm_min = bcd2bin(fm3130->regs[FM3130_ALARM_MINUTES] & 0x7F); fm3130_read_alarm()
219 tm->tm_hour = bcd2bin(fm3130->regs[FM3130_ALARM_HOURS] & 0x3F); fm3130_read_alarm()
220 tm->tm_mday = bcd2bin(fm3130->regs[FM3130_ALARM_DATE] & 0x3F); fm3130_read_alarm()
221 tm->tm_mon = bcd2bin(fm3130->regs[FM3130_ALARM_MONTHS] & 0x1F); fm3130_read_alarm()
233 fm3130->regs[FM3130_RTC_CONTROL] = fm3130_read_alarm()
236 if ((fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_AEN) && fm3130_read_alarm()
237 (~fm3130->regs[FM3130_RTC_CONTROL] & fm3130_read_alarm()
257 fm3130->regs[FM3130_ALARM_SECONDS] = fm3130_set_alarm()
260 fm3130->regs[FM3130_ALARM_MINUTES] = fm3130_set_alarm()
263 fm3130->regs[FM3130_ALARM_HOURS] = fm3130_set_alarm()
266 fm3130->regs[FM3130_ALARM_DATE] = fm3130_set_alarm()
269 fm3130->regs[FM3130_ALARM_MONTHS] = fm3130_set_alarm()
273 fm3130->regs[FM3130_ALARM_SECONDS], fm3130_set_alarm()
274 fm3130->regs[FM3130_ALARM_MINUTES], fm3130_set_alarm()
275 fm3130->regs[FM3130_ALARM_HOURS], fm3130_set_alarm()
276 fm3130->regs[FM3130_ALARM_DATE], fm3130_set_alarm()
277 fm3130->regs[FM3130_ALARM_MONTHS]); fm3130_set_alarm()
282 fm3130->regs[FM3130_ALARM_SECONDS + i]); fm3130_set_alarm()
284 fm3130->regs[FM3130_RTC_CONTROL] = fm3130_set_alarm()
290 (fm3130->regs[FM3130_RTC_CONTROL] & fm3130_set_alarm()
295 fm3130->regs[FM3130_RTC_CONTROL] & fm3130_set_alarm()
312 fm3130->regs[FM3130_RTC_CONTROL] = fm3130_alarm_irq_enable()
316 enabled, fm3130->regs[FM3130_RTC_CONTROL]); fm3130_alarm_irq_enable()
321 FM3130_RTC_CONTROL, fm3130->regs[FM3130_RTC_CONTROL] & fm3130_alarm_irq_enable()
327 FM3130_RTC_CONTROL, (fm3130->regs[FM3130_RTC_CONTROL] & fm3130_alarm_irq_enable()
380 fm3130->msg[1].buf = &fm3130->regs[FM3130_RTC_SECONDS]; fm3130_probe()
391 fm3130->msg[3].buf = &fm3130->regs[FM3130_ALARM_SECONDS]; fm3130_probe()
403 fm3130->regs[FM3130_RTC_CONTROL] = fm3130_probe()
405 fm3130->regs[FM3130_CAL_CONTROL] = fm3130_probe()
409 if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_CAL) { fm3130_probe()
411 fm3130->regs[FM3130_RTC_CONTROL] & fm3130_probe()
417 if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_WRITE || fm3130_probe()
418 fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_READ) { fm3130_probe()
420 fm3130->regs[FM3130_RTC_CONTROL] & fm3130_probe()
427 if (fm3130->regs[FM3130_CAL_CONTROL] & FM3130_CAL_CONTROL_BIT_nOSCEN) fm3130_probe()
429 fm3130->regs[FM3130_CAL_CONTROL] & fm3130_probe()
433 if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_LB) { fm3130_probe()
435 fm3130->regs[FM3130_RTC_CONTROL] & fm3130_probe()
441 if (fm3130->regs[FM3130_RTC_CONTROL] & FM3130_RTC_CONTROL_BIT_POR) { fm3130_probe()
443 fm3130->regs[FM3130_RTC_CONTROL] & fm3130_probe()
451 tmp = bcd2bin(fm3130->regs[FM3130_RTC_SECONDS] & 0x7f); fm3130_probe()
455 tmp = bcd2bin(fm3130->regs[FM3130_RTC_MINUTES] & 0x7f); fm3130_probe()
459 tmp = bcd2bin(fm3130->regs[FM3130_RTC_HOURS] & 0x3f); fm3130_probe()
463 tmp = bcd2bin(fm3130->regs[FM3130_RTC_DATE] & 0x3f); fm3130_probe()
467 tmp = bcd2bin(fm3130->regs[FM3130_RTC_MONTHS] & 0x1f); fm3130_probe()
476 tmp = bcd2bin(fm3130->regs[FM3130_RTC_SECONDS] & 0x7f); fm3130_probe()
480 tmp = bcd2bin(fm3130->regs[FM3130_RTC_MINUTES] & 0x7f); fm3130_probe()
484 tmp = bcd2bin(fm3130->regs[FM3130_RTC_HOURS] & 0x3f); fm3130_probe()
488 tmp = bcd2bin(fm3130->regs[FM3130_RTC_DAY] & 0x7); fm3130_probe()
492 tmp = bcd2bin(fm3130->regs[FM3130_RTC_DATE] & 0x3f); fm3130_probe()
496 tmp = bcd2bin(fm3130->regs[FM3130_RTC_MONTHS] & 0x1f); fm3130_probe()
506 fm3130->regs); fm3130_probe()
/linux-4.1.27/arch/xtensa/include/asm/
H A Dptrace.h60 # define user_mode(regs) (((regs)->ps & 0x00000020)!=0)
61 # define instruction_pointer(regs) ((regs)->pc)
62 # define return_pointer(regs) (MAKE_PC_FROM_RA((regs)->areg[0], \
63 (regs)->areg[1]))
66 # define profile_pc(regs) instruction_pointer(regs)
68 # define profile_pc(regs) \
70 in_lock_functions(instruction_pointer(regs)) ? \
71 return_pointer(regs) : instruction_pointer(regs); \
75 #define user_stack_pointer(regs) ((regs)->areg[1])
/linux-4.1.27/arch/sparc/kernel/
H A Dentry.h9 void handler_irq(int irq, struct pt_regs *regs);
13 void do_hw_interrupt(struct pt_regs *regs, unsigned long type);
14 void do_illegal_instruction(struct pt_regs *regs, unsigned long pc,
17 void do_priv_instruction(struct pt_regs *regs, unsigned long pc,
19 void do_memaccess_unaligned(struct pt_regs *regs, unsigned long pc,
21 void do_fpd_trap(struct pt_regs *regs, unsigned long pc,
23 void do_fpe_trap(struct pt_regs *regs, unsigned long pc,
25 void handle_tag_overflow(struct pt_regs *regs, unsigned long pc,
27 void handle_watchpoint(struct pt_regs *regs, unsigned long pc,
29 void handle_reg_access(struct pt_regs *regs, unsigned long pc,
31 void handle_cp_disabled(struct pt_regs *regs, unsigned long pc,
33 void handle_cp_exception(struct pt_regs *regs, unsigned long pc,
77 asmlinkage void sparc_breakpoint(struct pt_regs *regs);
78 void timer_interrupt(int irq, struct pt_regs *regs);
80 void do_notify_resume(struct pt_regs *regs,
84 asmlinkage int syscall_trace_enter(struct pt_regs *regs);
85 asmlinkage void syscall_trace_leave(struct pt_regs *regs);
87 void bad_trap_tl1(struct pt_regs *regs, long lvl);
89 void do_fpieee(struct pt_regs *regs);
90 void do_fpother(struct pt_regs *regs);
91 void do_tof(struct pt_regs *regs);
92 void do_div0(struct pt_regs *regs);
93 void do_illegal_instruction(struct pt_regs *regs);
94 void mem_address_unaligned(struct pt_regs *regs,
97 void sun4v_do_mna(struct pt_regs *regs,
100 void do_privop(struct pt_regs *regs);
101 void do_privact(struct pt_regs *regs);
102 void do_cee(struct pt_regs *regs);
103 void do_div0_tl1(struct pt_regs *regs);
104 void do_fpieee_tl1(struct pt_regs *regs);
105 void do_fpother_tl1(struct pt_regs *regs);
106 void do_ill_tl1(struct pt_regs *regs);
107 void do_irq_tl1(struct pt_regs *regs);
108 void do_lddfmna_tl1(struct pt_regs *regs);
109 void do_stdfmna_tl1(struct pt_regs *regs);
110 void do_paw(struct pt_regs *regs);
111 void do_paw_tl1(struct pt_regs *regs);
112 void do_vaw(struct pt_regs *regs);
113 void do_vaw_tl1(struct pt_regs *regs);
114 void do_tof_tl1(struct pt_regs *regs);
115 void do_getpsr(struct pt_regs *regs);
117 void spitfire_insn_access_exception(struct pt_regs *regs,
120 void spitfire_insn_access_exception_tl1(struct pt_regs *regs,
123 void spitfire_data_access_exception(struct pt_regs *regs,
126 void spitfire_data_access_exception_tl1(struct pt_regs *regs,
129 void spitfire_access_error(struct pt_regs *regs,
133 void cheetah_fecc_handler(struct pt_regs *regs,
136 void cheetah_cee_handler(struct pt_regs *regs,
139 void cheetah_deferred_handler(struct pt_regs *regs,
142 void cheetah_plus_parity_error(int type, struct pt_regs *regs);
144 void sun4v_insn_access_exception(struct pt_regs *regs,
147 void sun4v_insn_access_exception_tl1(struct pt_regs *regs,
150 void sun4v_data_access_exception(struct pt_regs *regs,
153 void sun4v_data_access_exception_tl1(struct pt_regs *regs,
156 void sun4v_resum_error(struct pt_regs *regs,
158 void sun4v_resum_overflow(struct pt_regs *regs);
159 void sun4v_nonresum_error(struct pt_regs *regs,
161 void sun4v_nonresum_overflow(struct pt_regs *regs);
168 void sun4v_itlb_error_report(struct pt_regs *regs, int tl);
175 void sun4v_dtlb_error_report(struct pt_regs *regs, int tl);
H A Dkgdb_64.c18 void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) pt_regs_to_gdb_regs() argument
25 gdb_regs[GDB_G1 + i] = regs->u_regs[UREG_G1 + i]; pt_regs_to_gdb_regs()
27 win = (struct reg_window *) (regs->u_regs[UREG_FP] + STACK_BIAS); pt_regs_to_gdb_regs()
36 gdb_regs[GDB_PC] = regs->tpc; pt_regs_to_gdb_regs()
37 gdb_regs[GDB_NPC] = regs->tnpc; pt_regs_to_gdb_regs()
38 gdb_regs[GDB_STATE] = regs->tstate; pt_regs_to_gdb_regs()
41 gdb_regs[GDB_Y] = regs->y; pt_regs_to_gdb_regs()
87 void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs) gdb_regs_to_pt_regs() argument
93 regs->u_regs[UREG_G1 + i] = gdb_regs[GDB_G1 + i]; gdb_regs_to_pt_regs()
98 if (regs->tstate != gdb_regs[GDB_STATE]) { gdb_regs_to_pt_regs()
99 unsigned long cwp = regs->tstate & TSTATE_CWP; gdb_regs_to_pt_regs()
101 regs->tstate = (gdb_regs[GDB_STATE] & ~TSTATE_CWP) | cwp; gdb_regs_to_pt_regs()
104 regs->tpc = gdb_regs[GDB_PC]; gdb_regs_to_pt_regs()
105 regs->tnpc = gdb_regs[GDB_NPC]; gdb_regs_to_pt_regs()
106 regs->y = gdb_regs[GDB_Y]; gdb_regs_to_pt_regs()
108 win = (struct reg_window *) (regs->u_regs[UREG_FP] + STACK_BIAS); gdb_regs_to_pt_regs()
116 void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs) smp_kgdb_capture_client() argument
128 kgdb_nmicallback(raw_smp_processor_id(), regs); smp_kgdb_capture_client() local
163 asmlinkage void kgdb_trap(unsigned long trap_level, struct pt_regs *regs) kgdb_trap() argument
168 if (user_mode(regs)) { kgdb_trap()
169 bad_trap(regs, trap_level); kgdb_trap()
176 kgdb_handle_exception(0x172, SIGTRAP, 0, regs); kgdb_trap()
191 void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long ip) kgdb_arch_set_pc() argument
193 regs->tpc = ip; kgdb_arch_set_pc()
194 regs->tnpc = regs->tpc + 4; kgdb_arch_set_pc()
H A Dkgdb_32.c17 void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) pt_regs_to_gdb_regs() argument
24 gdb_regs[GDB_G1 + i] = regs->u_regs[UREG_G1 + i]; pt_regs_to_gdb_regs()
26 win = (struct reg_window32 *) regs->u_regs[UREG_FP]; pt_regs_to_gdb_regs()
35 gdb_regs[GDB_Y] = regs->y; pt_regs_to_gdb_regs()
36 gdb_regs[GDB_PSR] = regs->psr; pt_regs_to_gdb_regs()
39 gdb_regs[GDB_PC] = regs->pc; pt_regs_to_gdb_regs()
40 gdb_regs[GDB_NPC] = regs->npc; pt_regs_to_gdb_regs()
80 void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs) gdb_regs_to_pt_regs() argument
86 regs->u_regs[UREG_G1 + i] = gdb_regs[GDB_G1 + i]; gdb_regs_to_pt_regs()
91 if (regs->psr != gdb_regs[GDB_PSR]) { gdb_regs_to_pt_regs()
92 unsigned long cwp = regs->psr & PSR_CWP; gdb_regs_to_pt_regs()
94 regs->psr = (gdb_regs[GDB_PSR] & ~PSR_CWP) | cwp; gdb_regs_to_pt_regs()
97 regs->pc = gdb_regs[GDB_PC]; gdb_regs_to_pt_regs()
98 regs->npc = gdb_regs[GDB_NPC]; gdb_regs_to_pt_regs()
99 regs->y = gdb_regs[GDB_Y]; gdb_regs_to_pt_regs()
101 win = (struct reg_window32 *) regs->u_regs[UREG_FP]; gdb_regs_to_pt_regs()
136 extern void do_hw_interrupt(struct pt_regs *regs, unsigned long type);
138 asmlinkage void kgdb_trap(struct pt_regs *regs) kgdb_trap() argument
142 if (user_mode(regs)) { kgdb_trap()
143 do_hw_interrupt(regs, 0xfd); kgdb_trap()
150 kgdb_handle_exception(0x172, SIGTRAP, 0, regs); kgdb_trap()
163 void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long ip) kgdb_arch_set_pc() argument
165 regs->pc = ip; kgdb_arch_set_pc()
166 regs->npc = regs->pc + 4; kgdb_arch_set_pc()
H A Dsignal_32.c50 struct pt_regs regs; member in struct:rt_signal_frame
63 asmlinkage void do_sigreturn(struct pt_regs *regs) do_sigreturn() argument
77 sf = (struct signal_frame __user *) regs->u_regs[UREG_FP]; do_sigreturn()
93 up_psr = regs->psr; do_sigreturn()
94 err |= __copy_from_user(regs, &sf->info.si_regs, sizeof(struct pt_regs)); do_sigreturn()
97 regs->psr = (up_psr & ~(PSR_ICC | PSR_EF)) do_sigreturn()
98 | (regs->psr & (PSR_ICC | PSR_EF)); do_sigreturn()
101 pt_regs_clear_syscall(regs); do_sigreturn()
105 err |= restore_fpu_state(regs, fpu_save); do_sigreturn()
127 asmlinkage void do_rt_sigreturn(struct pt_regs *regs) do_rt_sigreturn() argument
137 sf = (struct rt_signal_frame __user *) regs->u_regs[UREG_FP]; do_rt_sigreturn()
142 err = __get_user(pc, &sf->regs.pc); do_rt_sigreturn()
143 err |= __get_user(npc, &sf->regs.npc); do_rt_sigreturn()
146 err |= __get_user(regs->y, &sf->regs.y); do_rt_sigreturn()
147 err |= __get_user(psr, &sf->regs.psr); do_rt_sigreturn()
149 err |= __copy_from_user(&regs->u_regs[UREG_G1], do_rt_sigreturn()
150 &sf->regs.u_regs[UREG_G1], 15 * sizeof(u32)); do_rt_sigreturn()
152 regs->psr = (regs->psr & ~PSR_ICC) | (psr & PSR_ICC); do_rt_sigreturn()
155 pt_regs_clear_syscall(regs); do_rt_sigreturn()
159 err |= restore_fpu_state(regs, fpu_save); do_rt_sigreturn()
166 regs->pc = pc; do_rt_sigreturn()
167 regs->npc = npc; do_rt_sigreturn()
190 static inline void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, unsigned long framesize) get_sigframe() argument
192 unsigned long sp = regs->u_regs[UREG_FP]; get_sigframe()
215 static int setup_frame(struct ksignal *ksig, struct pt_regs *regs, setup_frame() argument
234 get_sigframe(ksig, regs, sigframe_size); setup_frame()
244 err = __copy_to_user(&sf->info.si_regs, regs, sizeof(struct pt_regs)); setup_frame()
251 err |= save_fpu_state(regs, fp); setup_frame()
269 err |= __copy_to_user(sf, (char *) regs->u_regs[UREG_FP], setup_frame()
281 regs->u_regs[UREG_FP] = (unsigned long) sf; setup_frame()
282 regs->u_regs[UREG_I0] = ksig->sig; setup_frame()
283 regs->u_regs[UREG_I1] = (unsigned long) &sf->info; setup_frame()
284 regs->u_regs[UREG_I2] = (unsigned long) &sf->info; setup_frame()
287 regs->pc = (unsigned long) ksig->ka.sa.sa_handler; setup_frame()
288 regs->npc = (regs->pc + 4); setup_frame()
292 regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer; setup_frame()
294 regs->u_regs[UREG_I7] = (unsigned long)(&(sf->insns[0]) - 2); setup_frame()
310 static int setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs, setup_rt_frame() argument
327 get_sigframe(ksig, regs, sigframe_size); setup_rt_frame()
334 err = __put_user(regs->pc, &sf->regs.pc); setup_rt_frame()
335 err |= __put_user(regs->npc, &sf->regs.npc); setup_rt_frame()
336 err |= __put_user(regs->y, &sf->regs.y); setup_rt_frame()
337 psr = regs->psr; setup_rt_frame()
340 err |= __put_user(psr, &sf->regs.psr); setup_rt_frame()
341 err |= __copy_to_user(&sf->regs.u_regs, regs->u_regs, sizeof(regs->u_regs)); setup_rt_frame()
347 err |= save_fpu_state(regs, fp); setup_rt_frame()
363 err |= __save_altstack(&sf->stack, regs->u_regs[UREG_FP]); setup_rt_frame()
366 err |= __copy_to_user(sf, (char *) regs->u_regs[UREG_FP], setup_rt_frame()
380 regs->u_regs[UREG_FP] = (unsigned long) sf; setup_rt_frame()
381 regs->u_regs[UREG_I0] = ksig->sig; setup_rt_frame()
382 regs->u_regs[UREG_I1] = (unsigned long) &sf->info; setup_rt_frame()
383 regs->u_regs[UREG_I2] = (unsigned long) &sf->regs; setup_rt_frame()
385 regs->pc = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
386 regs->npc = (regs->pc + 4); setup_rt_frame()
389 regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer; setup_rt_frame()
391 regs->u_regs[UREG_I7] = (unsigned long)(&(sf->insns[0]) - 2); setup_rt_frame()
408 handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
414 err = setup_rt_frame(ksig, regs, oldset); handle_signal()
416 err = setup_frame(ksig, regs, oldset); handle_signal()
420 static inline void syscall_restart(unsigned long orig_i0, struct pt_regs *regs, syscall_restart() argument
423 switch(regs->u_regs[UREG_I0]) { syscall_restart()
427 regs->u_regs[UREG_I0] = EINTR; syscall_restart()
428 regs->psr |= PSR_C; syscall_restart()
435 regs->u_regs[UREG_I0] = orig_i0; syscall_restart()
436 regs->pc -= 4; syscall_restart()
437 regs->npc -= 4; syscall_restart()
445 static void do_signal(struct pt_regs *regs, unsigned long orig_i0) do_signal() argument
469 if (pt_regs_is_syscall(regs) && (regs->psr & PSR_C)) do_signal()
470 regs->u_regs[UREG_G6] = orig_i0; do_signal()
479 if (pt_regs_is_syscall(regs) && (regs->psr & PSR_C)) { do_signal()
481 orig_i0 = regs->u_regs[UREG_G6]; do_signal()
486 syscall_restart(orig_i0, regs, &ksig.ka.sa); do_signal()
487 handle_signal(&ksig, regs); do_signal()
490 switch (regs->u_regs[UREG_I0]) { do_signal()
495 regs->u_regs[UREG_I0] = orig_i0; do_signal()
496 regs->pc -= 4; do_signal()
497 regs->npc -= 4; do_signal()
498 pt_regs_clear_syscall(regs); do_signal()
500 regs->u_regs[UREG_G1] = __NR_restart_syscall; do_signal()
501 regs->pc -= 4; do_signal()
502 regs->npc -= 4; do_signal()
503 pt_regs_clear_syscall(regs); do_signal()
510 void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, do_notify_resume() argument
514 do_signal(regs, orig_i0); do_notify_resume()
517 tracehook_notify_resume(regs); do_notify_resume()
H A Dsigutil.h4 int save_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu);
5 int restore_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu);
H A Dsignal_64.c44 asmlinkage void sparc64_set_context(struct pt_regs *regs) sparc64_set_context() argument
47 regs->u_regs[UREG_I0]; sparc64_set_context()
65 if (regs->u_regs[UREG_I1]) { sparc64_set_context()
81 regs->tpc = pc; sparc64_set_context()
82 regs->tnpc = npc; sparc64_set_context()
83 err |= __get_user(regs->y, &((*grp)[MC_Y])); sparc64_set_context()
85 regs->tstate &= ~(TSTATE_ASI | TSTATE_ICC | TSTATE_XCC); sparc64_set_context()
86 regs->tstate |= (tstate & (TSTATE_ASI | TSTATE_ICC | TSTATE_XCC)); sparc64_set_context()
87 err |= __get_user(regs->u_regs[UREG_G1], (&(*grp)[MC_G1])); sparc64_set_context()
88 err |= __get_user(regs->u_regs[UREG_G2], (&(*grp)[MC_G2])); sparc64_set_context()
89 err |= __get_user(regs->u_regs[UREG_G3], (&(*grp)[MC_G3])); sparc64_set_context()
90 err |= __get_user(regs->u_regs[UREG_G4], (&(*grp)[MC_G4])); sparc64_set_context()
91 err |= __get_user(regs->u_regs[UREG_G5], (&(*grp)[MC_G5])); sparc64_set_context()
92 err |= __get_user(regs->u_regs[UREG_G6], (&(*grp)[MC_G6])); sparc64_set_context()
96 err |= __get_user(regs->u_regs[UREG_I0], (&(*grp)[MC_O0])); sparc64_set_context()
97 err |= __get_user(regs->u_regs[UREG_I1], (&(*grp)[MC_O1])); sparc64_set_context()
98 err |= __get_user(regs->u_regs[UREG_I2], (&(*grp)[MC_O2])); sparc64_set_context()
99 err |= __get_user(regs->u_regs[UREG_I3], (&(*grp)[MC_O3])); sparc64_set_context()
100 err |= __get_user(regs->u_regs[UREG_I4], (&(*grp)[MC_O4])); sparc64_set_context()
101 err |= __get_user(regs->u_regs[UREG_I5], (&(*grp)[MC_O5])); sparc64_set_context()
102 err |= __get_user(regs->u_regs[UREG_I6], (&(*grp)[MC_O6])); sparc64_set_context()
103 err |= __get_user(regs->u_regs[UREG_I7], (&(*grp)[MC_O7])); sparc64_set_context()
108 (&(((struct reg_window __user *)(STACK_BIAS+regs->u_regs[UREG_I6]))->ins[6]))); sparc64_set_context()
110 (&(((struct reg_window __user *)(STACK_BIAS+regs->u_regs[UREG_I6]))->ins[7]))); sparc64_set_context()
131 regs->tstate &= ~TSTATE_PEF; sparc64_set_context()
143 asmlinkage void sparc64_get_context(struct pt_regs *regs) sparc64_get_context() argument
146 regs->u_regs[UREG_I0]; sparc64_get_context()
169 regs->tpc = (regs->tnpc & 0xffffffff); sparc64_get_context()
170 regs->tnpc = (regs->tnpc + 4) & 0xffffffff; sparc64_get_context()
172 regs->tpc = regs->tnpc; sparc64_get_context()
173 regs->tnpc += 4; sparc64_get_context()
183 err |= __put_user(regs->tstate, &((*grp)[MC_TSTATE])); sparc64_get_context()
184 err |= __put_user(regs->tpc, &((*grp)[MC_PC])); sparc64_get_context()
185 err |= __put_user(regs->tnpc, &((*grp)[MC_NPC])); sparc64_get_context()
186 err |= __put_user(regs->y, &((*grp)[MC_Y])); sparc64_get_context()
187 err |= __put_user(regs->u_regs[UREG_G1], &((*grp)[MC_G1])); sparc64_get_context()
188 err |= __put_user(regs->u_regs[UREG_G2], &((*grp)[MC_G2])); sparc64_get_context()
189 err |= __put_user(regs->u_regs[UREG_G3], &((*grp)[MC_G3])); sparc64_get_context()
190 err |= __put_user(regs->u_regs[UREG_G4], &((*grp)[MC_G4])); sparc64_get_context()
191 err |= __put_user(regs->u_regs[UREG_G5], &((*grp)[MC_G5])); sparc64_get_context()
192 err |= __put_user(regs->u_regs[UREG_G6], &((*grp)[MC_G6])); sparc64_get_context()
193 err |= __put_user(regs->u_regs[UREG_G7], &((*grp)[MC_G7])); sparc64_get_context()
194 err |= __put_user(regs->u_regs[UREG_I0], &((*grp)[MC_O0])); sparc64_get_context()
195 err |= __put_user(regs->u_regs[UREG_I1], &((*grp)[MC_O1])); sparc64_get_context()
196 err |= __put_user(regs->u_regs[UREG_I2], &((*grp)[MC_O2])); sparc64_get_context()
197 err |= __put_user(regs->u_regs[UREG_I3], &((*grp)[MC_O3])); sparc64_get_context()
198 err |= __put_user(regs->u_regs[UREG_I4], &((*grp)[MC_O4])); sparc64_get_context()
199 err |= __put_user(regs->u_regs[UREG_I5], &((*grp)[MC_O5])); sparc64_get_context()
200 err |= __put_user(regs->u_regs[UREG_I6], &((*grp)[MC_O6])); sparc64_get_context()
201 err |= __put_user(regs->u_regs[UREG_I7], &((*grp)[MC_O7])); sparc64_get_context()
204 (&(((struct reg_window __user *)(STACK_BIAS+regs->u_regs[UREG_I6]))->ins[6]))); sparc64_get_context()
206 (&(((struct reg_window __user *)(STACK_BIAS+regs->u_regs[UREG_I6]))->ins[7]))); sparc64_get_context()
240 struct pt_regs regs; member in struct:rt_signal_frame
247 void do_rt_sigreturn(struct pt_regs *regs) do_rt_sigreturn() argument
261 (regs->u_regs [UREG_FP] + STACK_BIAS); do_rt_sigreturn()
267 err = get_user(tpc, &sf->regs.tpc); do_rt_sigreturn()
268 err |= __get_user(tnpc, &sf->regs.tnpc); do_rt_sigreturn()
276 err |= __get_user(regs->y, &sf->regs.y); do_rt_sigreturn()
277 err |= __get_user(tstate, &sf->regs.tstate); do_rt_sigreturn()
278 err |= copy_from_user(regs->u_regs, sf->regs.u_regs, sizeof(regs->u_regs)); do_rt_sigreturn()
281 regs->tstate &= ~(TSTATE_ASI | TSTATE_ICC | TSTATE_XCC); do_rt_sigreturn()
282 regs->tstate |= (tstate & (TSTATE_ASI | TSTATE_ICC | TSTATE_XCC)); do_rt_sigreturn()
286 err |= restore_fpu_state(regs, fpu_save); do_rt_sigreturn()
299 regs->tpc = tpc; do_rt_sigreturn()
300 regs->tnpc = tnpc; do_rt_sigreturn()
303 pt_regs_clear_syscall(regs); do_rt_sigreturn()
319 static inline void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, unsigned long framesize) get_sigframe() argument
321 unsigned long sp = regs->u_regs[UREG_FP] + STACK_BIAS; get_sigframe()
345 setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs) setup_rt_frame() argument
363 get_sigframe(ksig, regs, sf_size); setup_rt_frame()
373 err = copy_to_user(&sf->regs, regs, sizeof (*regs)); setup_rt_frame()
378 err |= save_fpu_state(regs, fpu_save); setup_rt_frame()
394 err |= __save_altstack(&sf->stack, regs->u_regs[UREG_FP]); setup_rt_frame()
400 (u64 __user *)(regs->u_regs[UREG_FP] + setup_rt_frame()
419 regs->u_regs[UREG_FP] = ((unsigned long) sf) - STACK_BIAS; setup_rt_frame()
420 regs->u_regs[UREG_I0] = ksig->sig; setup_rt_frame()
421 regs->u_regs[UREG_I1] = (unsigned long) &sf->info; setup_rt_frame()
427 regs->u_regs[UREG_I2] = (unsigned long) &sf->info; setup_rt_frame()
430 regs->tpc = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
431 regs->tnpc = (regs->tpc + 4); setup_rt_frame()
433 regs->tpc &= 0xffffffff; setup_rt_frame()
434 regs->tnpc &= 0xffffffff; setup_rt_frame()
437 regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer; setup_rt_frame()
441 static inline void syscall_restart(unsigned long orig_i0, struct pt_regs *regs, syscall_restart() argument
444 switch (regs->u_regs[UREG_I0]) { syscall_restart()
448 regs->u_regs[UREG_I0] = EINTR; syscall_restart()
449 regs->tstate |= (TSTATE_ICARRY|TSTATE_XCARRY); syscall_restart()
456 regs->u_regs[UREG_I0] = orig_i0; syscall_restart()
457 regs->tpc -= 4; syscall_restart()
458 regs->tnpc -= 4; syscall_restart()
466 static void do_signal(struct pt_regs *regs, unsigned long orig_i0) do_signal() argument
490 if (pt_regs_is_syscall(regs) && do_signal()
491 (regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY))) do_signal()
492 regs->u_regs[UREG_G6] = orig_i0; do_signal()
496 do_signal32(regs); do_signal()
504 if (pt_regs_is_syscall(regs) && do_signal()
505 (regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY))) { do_signal()
507 orig_i0 = regs->u_regs[UREG_G6]; do_signal()
512 syscall_restart(orig_i0, regs, &ksig.ka.sa); do_signal()
513 signal_setup_done(setup_rt_frame(&ksig, regs), &ksig, 0); do_signal()
516 switch (regs->u_regs[UREG_I0]) { do_signal()
521 regs->u_regs[UREG_I0] = orig_i0; do_signal()
522 regs->tpc -= 4; do_signal()
523 regs->tnpc -= 4; do_signal()
524 pt_regs_clear_syscall(regs); do_signal()
526 regs->u_regs[UREG_G1] = __NR_restart_syscall; do_signal()
527 regs->tpc -= 4; do_signal()
528 regs->tnpc -= 4; do_signal()
529 pt_regs_clear_syscall(regs); do_signal()
536 void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, unsigned long thread_info_flags) do_notify_resume() argument
540 do_signal(regs, orig_i0); do_notify_resume()
543 tracehook_notify_resume(regs); do_notify_resume()
H A Dkprobes.c27 * - Remember "regs->tnpc" and interrupt level stored in
28 * "regs->tstate" so we can restore them later
30 * - Set regs->tpc to point to kprobe->ainsn.insn[0]
31 * - Set regs->tnpc to point to kprobe->ainsn.insn[1]
37 * - Set regs->tpc to "remembered" regs->tnpc stored above,
38 * restore the PIL interrupt level in "regs->tstate" as well
39 * - Make any adjustments necessary to regs->tnpc in order
92 static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs, set_current_kprobe() argument
96 kcb->kprobe_orig_tnpc = regs->tnpc; set_current_kprobe()
97 kcb->kprobe_orig_tstate_pil = (regs->tstate & TSTATE_PIL); set_current_kprobe()
100 static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs, prepare_singlestep() argument
103 regs->tstate |= TSTATE_PIL; prepare_singlestep()
107 regs->tpc = (unsigned long) p->addr; prepare_singlestep()
108 regs->tnpc = kcb->kprobe_orig_tnpc; prepare_singlestep()
110 regs->tpc = (unsigned long) &p->ainsn.insn[0]; prepare_singlestep()
111 regs->tnpc = (unsigned long) &p->ainsn.insn[1]; prepare_singlestep()
115 static int __kprobes kprobe_handler(struct pt_regs *regs) kprobe_handler() argument
118 void *addr = (void *) regs->tpc; kprobe_handler()
133 regs->tstate = ((regs->tstate & ~TSTATE_PIL) | kprobe_handler()
144 set_current_kprobe(p, regs, kcb); kprobe_handler()
147 prepare_singlestep(p, regs, kcb); kprobe_handler()
159 if (p->break_handler && p->break_handler(p, regs)) kprobe_handler()
181 set_current_kprobe(p, regs, kcb); kprobe_handler()
183 if (p->pre_handler && p->pre_handler(p, regs)) kprobe_handler()
187 prepare_singlestep(p, regs, kcb); kprobe_handler()
199 * regs->tpc and regs->tnpc still hold the values of the
205 struct pt_regs *regs) relbranch_fixup()
210 if (regs->tnpc == regs->tpc + 0x4UL) relbranch_fixup()
227 return (real_pc + (regs->tnpc - ainsn_addr)); relbranch_fixup()
233 return regs->tnpc; relbranch_fixup()
239 static void __kprobes retpc_fixup(struct pt_regs *regs, u32 insn, retpc_fixup() argument
246 slot = &regs->u_regs[UREG_I7]; retpc_fixup()
254 slot = &regs->u_regs[rd]; retpc_fixup()
261 (regs->u_regs[UREG_FP] + STACK_BIAS); retpc_fixup()
281 struct pt_regs *regs, struct kprobe_ctlblk *kcb) resume_execution()
285 regs->tnpc = relbranch_fixup(insn, p, regs); resume_execution()
288 regs->tpc = kcb->kprobe_orig_tnpc; resume_execution()
290 retpc_fixup(regs, insn, (unsigned long) p->addr); resume_execution()
292 regs->tstate = ((regs->tstate & ~TSTATE_PIL) | resume_execution()
296 static int __kprobes post_kprobe_handler(struct pt_regs *regs) post_kprobe_handler() argument
306 cur->post_handler(cur, regs, 0); post_kprobe_handler()
309 resume_execution(cur, regs, kcb); post_kprobe_handler()
323 int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) kprobe_fault_handler() argument
339 regs->tpc = (unsigned long)cur->addr; kprobe_fault_handler()
340 regs->tnpc = kcb->kprobe_orig_tnpc; kprobe_fault_handler()
341 regs->tstate = ((regs->tstate & ~TSTATE_PIL) | kprobe_fault_handler()
365 if (cur->fault_handler && cur->fault_handler(cur, regs, trapnr)) kprobe_fault_handler()
373 entry = search_exception_tables(regs->tpc); kprobe_fault_handler()
375 regs->tpc = entry->fixup; kprobe_fault_handler()
376 regs->tnpc = regs->tpc + 4; kprobe_fault_handler()
401 if (args->regs && user_mode(args->regs)) kprobe_exceptions_notify()
406 if (kprobe_handler(args->regs)) kprobe_exceptions_notify()
410 if (post_kprobe_handler(args->regs)) kprobe_exceptions_notify()
420 struct pt_regs *regs) kprobe_trap()
426 if (user_mode(regs)) { kprobe_trap()
428 bad_trap(regs, trap_level); kprobe_trap()
437 regs, 0, trap_level, SIGTRAP) != NOTIFY_STOP) kprobe_trap()
438 bad_trap(regs, trap_level); kprobe_trap()
444 int __kprobes setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs) setjmp_pre_handler() argument
449 memcpy(&(kcb->jprobe_saved_regs), regs, sizeof(*regs)); setjmp_pre_handler()
451 regs->tpc = (unsigned long) jp->entry; setjmp_pre_handler()
452 regs->tnpc = ((unsigned long) jp->entry) + 0x4UL; setjmp_pre_handler()
453 regs->tstate |= TSTATE_PIL; setjmp_pre_handler()
477 int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs) longjmp_break_handler() argument
479 u32 *addr = (u32 *) regs->tpc; longjmp_break_handler()
483 memcpy(regs, &(kcb->jprobe_saved_regs), sizeof(*regs)); longjmp_break_handler()
503 struct pt_regs *regs) arch_prepare_kretprobe()
505 ri->ret_addr = (kprobe_opcode_t *)(regs->u_regs[UREG_RETPC] + 8); arch_prepare_kretprobe()
508 regs->u_regs[UREG_RETPC] = arch_prepare_kretprobe()
516 struct pt_regs *regs) trampoline_probe_handler()
546 ri->rp->handler(ri, regs); hlist_for_each_entry_safe()
561 regs->tpc = orig_ret_address;
562 regs->tnpc = orig_ret_address + 4;
204 relbranch_fixup(u32 insn, struct kprobe *p, struct pt_regs *regs) relbranch_fixup() argument
280 resume_execution(struct kprobe *p, struct pt_regs *regs, struct kprobe_ctlblk *kcb) resume_execution() argument
419 kprobe_trap(unsigned long trap_level, struct pt_regs *regs) kprobe_trap() argument
502 arch_prepare_kretprobe(struct kretprobe_instance *ri, struct pt_regs *regs) arch_prepare_kretprobe() argument
515 trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs) trampoline_probe_handler() argument
H A Dsignal32.c61 struct pt_regs32 regs; member in struct:rt_signal_frame32
67 /* Only valid if (regs.psr & (PSR_VERS|PSR_IMPL)) == PSR_V8PLUS */
141 void do_sigreturn32(struct pt_regs *regs) do_sigreturn32() argument
157 regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL; do_sigreturn32()
158 sf = (struct signal_frame32 __user *) regs->u_regs[UREG_FP]; do_sigreturn32()
176 regs->tpc = pc; do_sigreturn32()
177 regs->tnpc = npc; do_sigreturn32()
180 err = __get_user(regs->y, &sf->info.si_regs.y); do_sigreturn32()
184 err |= __get_user(regs->u_regs[i], &sf->info.si_regs.u_regs[i]); do_sigreturn32()
191 err |= __get_user(((u32 *)regs->u_regs)[2*i], &sf->v8plus.g_upper[i]); do_sigreturn32()
193 regs->tstate &= ~TSTATE_ASI; do_sigreturn32()
194 regs->tstate |= ((asi & 0xffUL) << 24UL); do_sigreturn32()
199 regs->tstate &= ~(TSTATE_ICC|TSTATE_XCC); do_sigreturn32()
200 regs->tstate |= psr_to_tstate_icc(psr); do_sigreturn32()
203 pt_regs_clear_syscall(regs); do_sigreturn32()
207 err |= restore_fpu_state(regs, compat_ptr(fpu_save)); do_sigreturn32()
227 asmlinkage void do_rt_sigreturn32(struct pt_regs *regs) do_rt_sigreturn32() argument
241 regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL; do_rt_sigreturn32()
242 sf = (struct rt_signal_frame32 __user *) regs->u_regs[UREG_FP]; do_rt_sigreturn32()
249 if (get_user(pc, &sf->regs.pc) || do_rt_sigreturn32()
250 __get_user(npc, &sf->regs.npc)) do_rt_sigreturn32()
260 regs->tpc = pc; do_rt_sigreturn32()
261 regs->tnpc = npc; do_rt_sigreturn32()
264 err = __get_user(regs->y, &sf->regs.y); do_rt_sigreturn32()
265 err |= __get_user(psr, &sf->regs.psr); do_rt_sigreturn32()
268 err |= __get_user(regs->u_regs[i], &sf->regs.u_regs[i]); do_rt_sigreturn32()
275 err |= __get_user(((u32 *)regs->u_regs)[2*i], &sf->v8plus.g_upper[i]); do_rt_sigreturn32()
277 regs->tstate &= ~TSTATE_ASI; do_rt_sigreturn32()
278 regs->tstate |= ((asi & 0xffUL) << 24UL); do_rt_sigreturn32()
283 regs->tstate &= ~(TSTATE_ICC|TSTATE_XCC); do_rt_sigreturn32()
284 regs->tstate |= psr_to_tstate_icc(psr); do_rt_sigreturn32()
287 pt_regs_clear_syscall(regs); do_rt_sigreturn32()
291 err |= restore_fpu_state(regs, compat_ptr(fpu_save)); do_rt_sigreturn32()
318 static void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, unsigned long framesize) get_sigframe() argument
322 regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL; get_sigframe()
323 sp = regs->u_regs[UREG_FP]; get_sigframe()
404 static int setup_frame32(struct ksignal *ksig, struct pt_regs *regs, setup_frame32() argument
427 get_sigframe(ksig, regs, sigframe_size); setup_frame32()
438 regs->tpc &= 0xffffffff; setup_frame32()
439 regs->tnpc &= 0xffffffff; setup_frame32()
441 err = put_user(regs->tpc, &sf->info.si_regs.pc); setup_frame32()
442 err |= __put_user(regs->tnpc, &sf->info.si_regs.npc); setup_frame32()
443 err |= __put_user(regs->y, &sf->info.si_regs.y); setup_frame32()
444 psr = tstate_to_psr(regs->tstate); setup_frame32()
449 err |= __put_user(regs->u_regs[i], &sf->info.si_regs.u_regs[i]); setup_frame32()
453 err |= __put_user(((u32 *)regs->u_regs)[2*i], setup_frame32()
455 err |= __put_user((regs->tstate & TSTATE_ASI) >> 24UL, setup_frame32()
461 err |= save_fpu_state(regs, fp); setup_frame32()
488 (u32 __user *)(regs->u_regs[UREG_FP]), setup_frame32()
505 regs->u_regs[UREG_FP] = (unsigned long) sf; setup_frame32()
506 regs->u_regs[UREG_I0] = ksig->sig; setup_frame32()
507 regs->u_regs[UREG_I1] = (unsigned long) &sf->info; setup_frame32()
508 regs->u_regs[UREG_I2] = (unsigned long) &sf->info; setup_frame32()
511 regs->tpc = (unsigned long) ksig->ka.sa.sa_handler; setup_frame32()
512 regs->tnpc = (regs->tpc + 4); setup_frame32()
514 regs->tpc &= 0xffffffff; setup_frame32()
515 regs->tnpc &= 0xffffffff; setup_frame32()
520 regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer; setup_frame32()
524 regs->u_regs[UREG_I7] = (unsigned long) (&(sf->insns[0]) - 2); setup_frame32()
535 static int setup_rt_frame32(struct ksignal *ksig, struct pt_regs *regs, setup_rt_frame32() argument
558 get_sigframe(ksig, regs, sigframe_size); setup_rt_frame32()
569 regs->tpc &= 0xffffffff; setup_rt_frame32()
570 regs->tnpc &= 0xffffffff; setup_rt_frame32()
572 err = put_user(regs->tpc, &sf->regs.pc); setup_rt_frame32()
573 err |= __put_user(regs->tnpc, &sf->regs.npc); setup_rt_frame32()
574 err |= __put_user(regs->y, &sf->regs.y); setup_rt_frame32()
575 psr = tstate_to_psr(regs->tstate); setup_rt_frame32()
578 err |= __put_user(psr, &sf->regs.psr); setup_rt_frame32()
580 err |= __put_user(regs->u_regs[i], &sf->regs.u_regs[i]); setup_rt_frame32()
584 err |= __put_user(((u32 *)regs->u_regs)[2*i], setup_rt_frame32()
586 err |= __put_user((regs->tstate & TSTATE_ASI) >> 24UL, setup_rt_frame32()
592 err |= save_fpu_state(regs, fp); setup_rt_frame32()
611 err |= __compat_save_altstack(&sf->stack, regs->u_regs[UREG_FP]); setup_rt_frame32()
619 (u32 __user *)(regs->u_regs[UREG_FP]), setup_rt_frame32()
636 regs->u_regs[UREG_FP] = (unsigned long) sf; setup_rt_frame32()
637 regs->u_regs[UREG_I0] = ksig->sig; setup_rt_frame32()
638 regs->u_regs[UREG_I1] = (unsigned long) &sf->info; setup_rt_frame32()
639 regs->u_regs[UREG_I2] = (unsigned long) &sf->regs; setup_rt_frame32()
642 regs->tpc = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame32()
643 regs->tnpc = (regs->tpc + 4); setup_rt_frame32()
645 regs->tpc &= 0xffffffff; setup_rt_frame32()
646 regs->tnpc &= 0xffffffff; setup_rt_frame32()
651 regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer; setup_rt_frame32()
655 regs->u_regs[UREG_I7] = (unsigned long) (&(sf->insns[0]) - 2); setup_rt_frame32()
671 struct pt_regs *regs) handle_signal32()
677 err = setup_rt_frame32(ksig, regs, oldset); handle_signal32()
679 err = setup_frame32(ksig, regs, oldset); handle_signal32()
684 static inline void syscall_restart32(unsigned long orig_i0, struct pt_regs *regs, syscall_restart32() argument
687 switch (regs->u_regs[UREG_I0]) { syscall_restart32()
691 regs->u_regs[UREG_I0] = EINTR; syscall_restart32()
692 regs->tstate |= TSTATE_ICARRY; syscall_restart32()
699 regs->u_regs[UREG_I0] = orig_i0; syscall_restart32()
700 regs->tpc -= 4; syscall_restart32()
701 regs->tnpc -= 4; syscall_restart32()
709 void do_signal32(struct pt_regs * regs) do_signal32() argument
716 if (pt_regs_is_syscall(regs) && do_signal32()
717 (regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY))) { do_signal32()
719 orig_i0 = regs->u_regs[UREG_G6]; do_signal32()
724 syscall_restart32(orig_i0, regs, &ksig.ka.sa); do_signal32()
725 handle_signal32(&ksig, regs); do_signal32()
728 switch (regs->u_regs[UREG_I0]) { do_signal32()
733 regs->u_regs[UREG_I0] = orig_i0; do_signal32()
734 regs->tpc -= 4; do_signal32()
735 regs->tnpc -= 4; do_signal32()
736 pt_regs_clear_syscall(regs); do_signal32()
738 regs->u_regs[UREG_G1] = __NR_restart_syscall; do_signal32()
739 regs->tpc -= 4; do_signal32()
740 regs->tnpc -= 4; do_signal32()
741 pt_regs_clear_syscall(regs); do_signal32()
670 handle_signal32(struct ksignal *ksig, struct pt_regs *regs) handle_signal32() argument
H A Dunaligned_64.c58 static inline int decode_access_size(struct pt_regs *regs, unsigned int insn) decode_access_size() argument
74 die_if_kernel("Byte sized unaligned access?!?!", regs); decode_access_size()
86 static inline int decode_asi(unsigned int insn, struct pt_regs *regs) decode_asi() argument
90 return (unsigned char)(regs->tstate >> 24); /* %asi */ decode_asi()
119 static unsigned long fetch_reg(unsigned int reg, struct pt_regs *regs) fetch_reg() argument
124 return (!reg ? 0 : regs->u_regs[reg]); fetch_reg()
126 fp = regs->u_regs[UREG_FP]; fetch_reg()
128 if (regs->tstate & TSTATE_PRIV) { fetch_reg()
144 static unsigned long *fetch_reg_addr(unsigned int reg, struct pt_regs *regs) fetch_reg_addr() argument
149 return &regs->u_regs[reg]; fetch_reg_addr()
151 fp = regs->u_regs[UREG_FP]; fetch_reg_addr()
153 if (regs->tstate & TSTATE_PRIV) { fetch_reg_addr()
168 unsigned long compute_effective_address(struct pt_regs *regs, compute_effective_address() argument
171 int from_kernel = (regs->tstate & TSTATE_PRIV) != 0; compute_effective_address()
178 addr = (fetch_reg(rs1, regs) + sign_extend_imm13(insn)); compute_effective_address()
181 addr = (fetch_reg(rs1, regs) + fetch_reg(rs2, regs)); compute_effective_address()
191 static void __used unaligned_panic(char *str, struct pt_regs *regs) unaligned_panic() argument
193 die_if_kernel(str, regs); unaligned_panic()
203 struct pt_regs *regs, int asi, int orig_asi) do_int_store()
212 (unsigned)fetch_reg(reg_num, regs) : 0)) << 32) | do_int_store()
213 (unsigned)fetch_reg(reg_num + 1, regs); do_int_store()
215 src_val_p = fetch_reg_addr(reg_num, regs); do_int_store()
238 static inline void advance(struct pt_regs *regs) advance() argument
240 regs->tpc = regs->tnpc; advance()
241 regs->tnpc += 4; advance()
243 regs->tpc &= 0xffffffff; advance()
244 regs->tnpc &= 0xffffffff; advance()
260 struct pt_regs *regs = current_thread_info()->kern_una_regs; kernel_mna_trap_fault() local
264 entry = search_exception_tables(regs->tpc); kernel_mna_trap_fault()
268 address = compute_effective_address(regs, insn, kernel_mna_trap_fault()
283 die_if_kernel("Oops", regs); kernel_mna_trap_fault()
286 regs->tpc = entry->fixup; kernel_mna_trap_fault()
287 regs->tnpc = regs->tpc + 4; kernel_mna_trap_fault()
290 regs->tstate &= ~TSTATE_ASI; kernel_mna_trap_fault()
291 regs->tstate |= (ASI_AIUS << 24UL); kernel_mna_trap_fault()
295 static void log_unaligned(struct pt_regs *regs) log_unaligned() argument
301 regs->tpc, (void *) regs->tpc); log_unaligned()
305 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn) kernel_unaligned_trap() argument
308 int size = decode_access_size(regs, insn); kernel_unaligned_trap()
311 current_thread_info()->kern_una_regs = regs; kernel_unaligned_trap()
314 orig_asi = asi = decode_asi(insn, regs); kernel_unaligned_trap()
324 log_unaligned(regs); kernel_unaligned_trap()
328 "at <%016lx>.\n", regs->tpc); kernel_unaligned_trap()
330 "unaligned load/store.", regs); kernel_unaligned_trap()
337 addr = compute_effective_address(regs, insn, kernel_unaligned_trap()
339 perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, addr); kernel_unaligned_trap()
353 reg_addr = fetch_reg_addr(((insn>>25)&0x1f), regs); kernel_unaligned_trap()
380 (unsigned long *) addr, regs, kernel_unaligned_trap()
391 advance(regs); kernel_unaligned_trap()
395 int handle_popc(u32 insn, struct pt_regs *regs) handle_popc() argument
397 int from_kernel = (regs->tstate & TSTATE_PRIV) != 0; handle_popc()
401 perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0); handle_popc()
407 value = fetch_reg(insn & 0x1f, regs); handle_popc()
412 regs->u_regs[rd] = ret; handle_popc()
414 unsigned long fp = regs->u_regs[UREG_FP]; handle_popc()
426 advance(regs); handle_popc()
430 extern void do_fpother(struct pt_regs *regs);
431 extern void do_privact(struct pt_regs *regs);
432 extern void sun4v_data_access_exception(struct pt_regs *regs,
436 int handle_ldf_stq(u32 insn, struct pt_regs *regs) handle_ldf_stq() argument
438 unsigned long addr = compute_effective_address(regs, insn, 0); handle_ldf_stq()
441 int asi = decode_asi(insn, regs); handle_ldf_stq()
444 perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0); handle_ldf_stq()
450 do_fpother(regs); handle_ldf_stq()
458 first = *(u64 *)&f->regs[freg]; handle_ldf_stq()
459 second = *(u64 *)&f->regs[freg+2]; handle_ldf_stq()
462 do_privact(regs); handle_ldf_stq()
480 sun4v_data_access_exception(regs, addr, 0); handle_ldf_stq()
482 spitfire_data_access_exception(regs, 0, addr); handle_ldf_stq()
490 sun4v_data_access_exception(regs, addr, 0); handle_ldf_stq()
492 spitfire_data_access_exception(regs, 0, addr); handle_ldf_stq()
502 do_privact(regs); handle_ldf_stq()
506 sun4v_data_access_exception(regs, addr, 0); handle_ldf_stq()
508 spitfire_data_access_exception(regs, 0, addr); handle_ldf_stq()
526 sun4v_data_access_exception(regs, addr, 0); handle_ldf_stq()
528 spitfire_data_access_exception(regs, 0, addr); handle_ldf_stq()
550 memset(f->regs, 0, 32*sizeof(u32)); handle_ldf_stq()
552 memset(f->regs+32, 0, 32*sizeof(u32)); handle_ldf_stq()
554 memcpy(f->regs + freg, data, size * 4); handle_ldf_stq()
557 advance(regs); handle_ldf_stq()
561 void handle_ld_nf(u32 insn, struct pt_regs *regs) handle_ld_nf() argument
564 int from_kernel = (regs->tstate & TSTATE_PRIV) != 0; handle_ld_nf()
567 perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0); handle_ld_nf()
570 reg = fetch_reg_addr(rd, regs); handle_ld_nf()
575 } else if (!test_thread_64bit_stack(regs->u_regs[UREG_FP])) { handle_ld_nf()
584 advance(regs); handle_ld_nf()
587 void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr) handle_lddfmna() argument
590 unsigned long pc = regs->tpc; handle_lddfmna()
591 unsigned long tstate = regs->tstate; handle_lddfmna()
599 die_if_kernel("lddfmna from kernel", regs); handle_lddfmna()
600 perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, sfar); handle_lddfmna()
604 int asi = decode_asi(insn, regs); handle_lddfmna()
632 memset(f->regs, 0, 32*sizeof(u32)); handle_lddfmna()
634 memset(f->regs+32, 0, 32*sizeof(u32)); handle_lddfmna()
636 *(u64 *)(f->regs + freg) = value; handle_lddfmna()
641 sun4v_data_access_exception(regs, sfar, sfsr); handle_lddfmna()
643 spitfire_data_access_exception(regs, sfsr, sfar); handle_lddfmna()
646 advance(regs); handle_lddfmna()
651 void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr) handle_stdfmna() argument
654 unsigned long pc = regs->tpc; handle_stdfmna()
655 unsigned long tstate = regs->tstate; handle_stdfmna()
663 die_if_kernel("stdfmna from kernel", regs); handle_stdfmna()
664 perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, sfar); handle_stdfmna()
668 int asi = decode_asi(insn, regs); handle_stdfmna()
677 value = *(u64 *)&f->regs[freg]; handle_stdfmna()
692 sun4v_data_access_exception(regs, sfar, sfsr); handle_stdfmna()
694 spitfire_data_access_exception(regs, sfsr, sfar); handle_stdfmna()
697 advance(regs); handle_stdfmna()
202 do_int_store(int reg_num, int size, unsigned long *dst_addr, struct pt_regs *regs, int asi, int orig_asi) do_int_store() argument
H A Dunaligned_32.c92 static inline unsigned long fetch_reg(unsigned int reg, struct pt_regs *regs) fetch_reg() argument
97 return (!reg ? 0 : regs->u_regs[reg]); fetch_reg()
100 win = (struct reg_window32 *) regs->u_regs[UREG_FP]; fetch_reg()
104 static inline unsigned long safe_fetch_reg(unsigned int reg, struct pt_regs *regs) safe_fetch_reg() argument
110 return (!reg ? 0 : regs->u_regs[reg]); safe_fetch_reg()
113 win = (struct reg_window32 __user *) regs->u_regs[UREG_FP]; safe_fetch_reg()
124 static inline unsigned long *fetch_reg_addr(unsigned int reg, struct pt_regs *regs) fetch_reg_addr() argument
129 return &regs->u_regs[reg]; fetch_reg_addr()
130 win = (struct reg_window32 *) regs->u_regs[UREG_FP]; fetch_reg_addr()
134 static unsigned long compute_effective_address(struct pt_regs *regs, compute_effective_address() argument
143 return (fetch_reg(rs1, regs) + sign_extend_imm13(insn)); compute_effective_address()
146 return (fetch_reg(rs1, regs) + fetch_reg(rs2, regs)); compute_effective_address()
150 unsigned long safe_compute_effective_address(struct pt_regs *regs, safe_compute_effective_address() argument
159 return (safe_fetch_reg(rs1, regs) + sign_extend_imm13(insn)); safe_compute_effective_address()
162 return (safe_fetch_reg(rs1, regs) + safe_fetch_reg(rs2, regs)); safe_compute_effective_address()
179 struct pt_regs *regs) do_int_store()
185 src_val = fetch_reg_addr(reg_num, regs); do_int_store()
189 zero[1] = fetch_reg(1, regs); do_int_store()
197 static inline void advance(struct pt_regs *regs) advance() argument
199 regs->pc = regs->npc; advance()
200 regs->npc += 4; advance()
213 static void kernel_mna_trap_fault(struct pt_regs *regs, unsigned int insn) kernel_mna_trap_fault() argument
215 unsigned long g2 = regs->u_regs [UREG_G2]; kernel_mna_trap_fault()
216 unsigned long fixup = search_extables_range(regs->pc, &g2); kernel_mna_trap_fault()
219 unsigned long address = compute_effective_address(regs, insn); kernel_mna_trap_fault()
231 die_if_kernel("Oops", regs); kernel_mna_trap_fault()
234 regs->pc = fixup; kernel_mna_trap_fault()
235 regs->npc = regs->pc + 4; kernel_mna_trap_fault()
236 regs->u_regs [UREG_G2] = g2; kernel_mna_trap_fault()
239 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn) kernel_unaligned_trap() argument
246 regs->pc); kernel_unaligned_trap()
249 unsigned long addr = compute_effective_address(regs, insn); kernel_unaligned_trap()
252 perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, addr); kernel_unaligned_trap()
256 regs), kernel_unaligned_trap()
263 (unsigned long *) addr, regs); kernel_unaligned_trap()
270 kernel_mna_trap_fault(regs, insn); kernel_unaligned_trap()
272 advance(regs); kernel_unaligned_trap()
276 static inline int ok_for_user(struct pt_regs *regs, unsigned int insn, ok_for_user() argument
283 if ((regs->pc | regs->npc) & 3) ok_for_user()
288 ((void __user *)(((unsigned long *)regs->u_regs[UREG_FP])+(regnum))) ok_for_user()
311 static void user_mna_trap_fault(struct pt_regs *regs, unsigned int insn) user_mna_trap_fault() argument
318 info.si_addr = (void __user *)safe_compute_effective_address(regs, insn); user_mna_trap_fault()
323 asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn) user_unaligned_trap() argument
331 if(!ok_for_user(regs, insn, dir)) { user_unaligned_trap()
342 addr = compute_effective_address(regs, insn); user_unaligned_trap()
343 perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, addr); user_unaligned_trap()
347 regs), user_unaligned_trap()
354 (unsigned long *) addr, regs); user_unaligned_trap()
373 advance(regs); user_unaligned_trap()
378 user_mna_trap_fault(regs, insn); user_unaligned_trap()
178 do_int_store(int reg_num, int size, unsigned long *dst_addr, struct pt_regs *regs) do_int_store() argument
H A Dkernel.h32 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
33 int handle_popc(u32 insn, struct pt_regs *regs);
34 void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
35 void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
38 void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
39 void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);
40 void __irq_entry smp_new_mmu_context_version_client(int irq, struct pt_regs *regs);
41 void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs);
42 void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs);
45 void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs);
51 void do_sigreturn32(struct pt_regs *regs);
52 asmlinkage void do_rt_sigreturn32(struct pt_regs *regs);
53 void do_signal32(struct pt_regs * regs);
74 void handle_hw_divzero(struct pt_regs *regs, unsigned long pc,
81 void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs);
96 void smp4m_percpu_timer_interrupt(struct pt_regs *regs);
117 void smp4d_percpu_timer_interrupt(struct pt_regs *regs);
151 struct pt_regs *regs,
155 asmlinkage void do_sigreturn(struct pt_regs *regs);
156 asmlinkage void do_rt_sigreturn(struct pt_regs *regs);
157 void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
164 asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
167 asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn);
168 asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn);
171 void try_to_clear_window_buffer(struct pt_regs *regs, int who);
179 void pcic_nmi(unsigned int pend, struct pt_regs *regs);
/linux-4.1.27/arch/arm/probes/kprobes/
H A Dactions-common.c23 struct pt_regs *regs) simulate_ldm1stm1()
30 long *addr = (long *)regs->uregs[rn]; simulate_ldm1stm1()
50 regs->uregs[reg] = *addr++; simulate_ldm1stm1()
52 *addr++ = regs->uregs[reg]; simulate_ldm1stm1()
59 regs->uregs[rn] = (long)addr; simulate_ldm1stm1()
65 struct pt_regs *regs) simulate_stm1_pc()
67 unsigned long addr = regs->ARM_pc - 4; simulate_stm1_pc()
69 regs->ARM_pc = (long)addr + str_pc_offset; simulate_stm1_pc()
70 simulate_ldm1stm1(insn, asi, regs); simulate_stm1_pc()
71 regs->ARM_pc = (long)addr + 4; simulate_stm1_pc()
76 struct pt_regs *regs) simulate_ldm1_pc()
78 simulate_ldm1stm1(insn, asi, regs); simulate_ldm1_pc()
79 load_write_pc(regs->ARM_pc, regs); simulate_ldm1_pc()
84 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_generic_r0_12_noflags()
86 register void *rregs asm("r1") = regs; emulate_generic_r0_12_noflags()
90 "stmdb sp!, {%[regs], r11} \n\t" emulate_generic_r0_12_noflags()
91 "ldmia %[regs], {r0-r12} \n\t" emulate_generic_r0_12_noflags()
100 "ldr lr, [sp], #4 \n\t" /* lr = regs */ emulate_generic_r0_12_noflags()
103 : [regs] "=r" (rregs), [fn] "=r" (rfn) emulate_generic_r0_12_noflags()
112 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_generic_r2_14_noflags()
115 (struct pt_regs *)(regs->uregs+2)); emulate_generic_r2_14_noflags()
120 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_ldm_r3_15()
123 (struct pt_regs *)(regs->uregs+3)); emulate_ldm_r3_15()
124 load_write_pc(regs->ARM_pc, regs); emulate_ldm_r3_15()
21 simulate_ldm1stm1(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) simulate_ldm1stm1() argument
63 simulate_stm1_pc(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) simulate_stm1_pc() argument
74 simulate_ldm1_pc(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) simulate_ldm1_pc() argument
83 emulate_generic_r0_12_noflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_generic_r0_12_noflags() argument
111 emulate_generic_r2_14_noflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_generic_r2_14_noflags() argument
119 emulate_ldm_r3_15(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_ldm_r3_15() argument
H A Dactions-thumb.c28 struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_table_branch()
30 unsigned long pc = regs->ARM_pc; t32_simulate_table_branch()
34 unsigned long rnv = (rn == 15) ? pc : regs->uregs[rn]; t32_simulate_table_branch()
35 unsigned long rmv = regs->uregs[rm]; t32_simulate_table_branch()
43 regs->ARM_pc = pc + 2 * halfwords; t32_simulate_table_branch()
48 struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_mrs()
52 regs->uregs[rd] = regs->ARM_cpsr & mask; t32_simulate_mrs()
57 struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_cond_branch()
59 unsigned long pc = regs->ARM_pc; t32_simulate_cond_branch()
67 regs->ARM_pc = pc + (offset * 2); t32_simulate_cond_branch()
82 struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_branch()
84 unsigned long pc = regs->ARM_pc; t32_simulate_branch()
97 regs->ARM_lr = regs->ARM_pc | 1; t32_simulate_branch()
100 regs->ARM_cpsr &= ~PSR_T_BIT; t32_simulate_branch()
105 regs->ARM_pc = pc + (offset * 2); t32_simulate_branch()
110 struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_ldr_literal()
112 unsigned long addr = regs->ARM_pc & ~3; t32_simulate_ldr_literal()
126 bx_write_pc(rtv, regs); t32_simulate_ldr_literal()
143 regs->uregs[rt] = rtv; t32_simulate_ldr_literal()
162 struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_ldrdstrd()
164 unsigned long pc = regs->ARM_pc & ~3; t32_emulate_ldrdstrd()
169 register unsigned long rt1v asm("r0") = regs->uregs[rt1]; t32_emulate_ldrdstrd()
170 register unsigned long rt2v asm("r1") = regs->uregs[rt2]; t32_emulate_ldrdstrd()
172 : regs->uregs[rn]; t32_emulate_ldrdstrd()
182 regs->uregs[rn] = rnv; /* Writeback base register */ t32_emulate_ldrdstrd()
183 regs->uregs[rt1] = rt1v; t32_emulate_ldrdstrd()
184 regs->uregs[rt2] = rt2v; t32_emulate_ldrdstrd()
189 struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_ldrstr()
195 register unsigned long rtv asm("r0") = regs->uregs[rt]; t32_emulate_ldrstr()
196 register unsigned long rnv asm("r2") = regs->uregs[rn]; t32_emulate_ldrstr()
197 register unsigned long rmv asm("r3") = regs->uregs[rm]; t32_emulate_ldrstr()
206 regs->uregs[rn] = rnv; /* Writeback base register */ t32_emulate_ldrstr()
208 bx_write_pc(rtv, regs); t32_emulate_ldrstr()
210 regs->uregs[rt] = rtv; t32_emulate_ldrstr()
215 struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_rd8rn16rm0_rwflags()
221 register unsigned long rdv asm("r1") = regs->uregs[rd]; t32_emulate_rd8rn16rm0_rwflags()
222 register unsigned long rnv asm("r2") = regs->uregs[rn]; t32_emulate_rd8rn16rm0_rwflags()
223 register unsigned long rmv asm("r3") = regs->uregs[rm]; t32_emulate_rd8rn16rm0_rwflags()
224 unsigned long cpsr = regs->ARM_cpsr; t32_emulate_rd8rn16rm0_rwflags()
236 regs->uregs[rd] = rdv; t32_emulate_rd8rn16rm0_rwflags()
237 regs->ARM_cpsr = (regs->ARM_cpsr & ~APSR_MASK) | (cpsr & APSR_MASK); t32_emulate_rd8rn16rm0_rwflags()
242 struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_rd8pc16_noflags()
244 unsigned long pc = regs->ARM_pc; t32_emulate_rd8pc16_noflags()
247 register unsigned long rdv asm("r1") = regs->uregs[rd]; t32_emulate_rd8pc16_noflags()
257 regs->uregs[rd] = rdv; t32_emulate_rd8pc16_noflags()
262 struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_rd8rn16_noflags()
267 register unsigned long rdv asm("r1") = regs->uregs[rd]; t32_emulate_rd8rn16_noflags()
268 register unsigned long rnv asm("r2") = regs->uregs[rn]; t32_emulate_rd8rn16_noflags()
277 regs->uregs[rd] = rdv; t32_emulate_rd8rn16_noflags()
283 struct pt_regs *regs) t32_emulate_rdlo12rdhi8rn16rm0_noflags()
290 register unsigned long rdlov asm("r0") = regs->uregs[rdlo]; t32_emulate_rdlo12rdhi8rn16rm0_noflags()
291 register unsigned long rdhiv asm("r1") = regs->uregs[rdhi]; t32_emulate_rdlo12rdhi8rn16rm0_noflags()
292 register unsigned long rnv asm("r2") = regs->uregs[rn]; t32_emulate_rdlo12rdhi8rn16rm0_noflags()
293 register unsigned long rmv asm("r3") = regs->uregs[rm]; t32_emulate_rdlo12rdhi8rn16rm0_noflags()
303 regs->uregs[rdlo] = rdlov; t32_emulate_rdlo12rdhi8rn16rm0_noflags()
304 regs->uregs[rdhi] = rdhiv; t32_emulate_rdlo12rdhi8rn16rm0_noflags()
310 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_bxblx()
312 unsigned long pc = regs->ARM_pc + 2; t16_simulate_bxblx()
314 unsigned long rmv = (rm == 15) ? pc : regs->uregs[rm]; t16_simulate_bxblx()
317 regs->ARM_lr = regs->ARM_pc | 1; t16_simulate_bxblx()
319 bx_write_pc(rmv, regs); t16_simulate_bxblx()
324 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_ldr_literal()
326 unsigned long *base = (unsigned long *)((regs->ARM_pc + 2) & ~3); t16_simulate_ldr_literal()
329 regs->uregs[rt] = base[index]; t16_simulate_ldr_literal()
334 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_ldrstr_sp_relative()
336 unsigned long* base = (unsigned long *)regs->ARM_sp; t16_simulate_ldrstr_sp_relative()
340 regs->uregs[rt] = base[index]; t16_simulate_ldrstr_sp_relative()
342 base[index] = regs->uregs[rt]; t16_simulate_ldrstr_sp_relative()
347 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_reladr()
349 unsigned long base = (insn & 0x800) ? regs->ARM_sp t16_simulate_reladr()
350 : ((regs->ARM_pc + 2) & ~3); t16_simulate_reladr()
353 regs->uregs[rt] = base + offset * 4; t16_simulate_reladr()
358 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_add_sp_imm()
362 regs->ARM_sp -= imm * 4; t16_simulate_add_sp_imm()
364 regs->ARM_sp += imm * 4; t16_simulate_add_sp_imm()
369 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_cbz()
372 probes_opcode_t nonzero = regs->uregs[rn] ? insn : ~insn; t16_simulate_cbz()
376 unsigned long pc = regs->ARM_pc + 2; t16_simulate_cbz()
377 regs->ARM_pc = pc + (i >> 3) + (imm5 >> 2); t16_simulate_cbz()
383 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_it()
391 unsigned long cpsr = regs->ARM_cpsr; t16_simulate_it()
395 regs->ARM_cpsr = cpsr; t16_simulate_it()
400 struct arch_probes_insn *asi, struct pt_regs *regs) t16_singlestep_it()
402 regs->ARM_pc += 2; t16_singlestep_it()
403 t16_simulate_it(insn, asi, regs); t16_singlestep_it()
416 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_cond_branch()
418 unsigned long pc = regs->ARM_pc + 2; t16_simulate_cond_branch()
421 regs->ARM_pc = pc + (offset * 2); t16_simulate_cond_branch()
436 struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_branch()
438 unsigned long pc = regs->ARM_pc + 2; t16_simulate_branch()
441 regs->ARM_pc = pc + (offset * 2); t16_simulate_branch()
446 struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_loregs()
448 unsigned long oldcpsr = regs->ARM_cpsr; t16_emulate_loregs()
453 "ldmia %[regs], {r0-r7} \n\t" t16_emulate_loregs()
455 "stmia %[regs], {r0-r7} \n\t" t16_emulate_loregs()
458 : [oldcpsr] "r" (oldcpsr), [regs] "r" (regs), t16_emulate_loregs()
469 struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_loregs_rwflags()
471 regs->ARM_cpsr = t16_emulate_loregs(insn, asi, regs); t16_emulate_loregs_rwflags()
476 struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_loregs_noitrwflags()
478 unsigned long cpsr = t16_emulate_loregs(insn, asi, regs); t16_emulate_loregs_noitrwflags()
480 regs->ARM_cpsr = cpsr; t16_emulate_loregs_noitrwflags()
485 struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_hiregs()
487 unsigned long pc = regs->ARM_pc + 2; t16_emulate_hiregs()
493 unsigned long cpsr = regs->ARM_cpsr; t16_emulate_hiregs()
495 rdnv = (rdn == 15) ? pc : regs->uregs[rdn]; t16_emulate_hiregs()
496 rmv = (rm == 15) ? pc : regs->uregs[rm]; t16_emulate_hiregs()
510 regs->uregs[rdn] = rdnv; t16_emulate_hiregs()
511 regs->ARM_cpsr = (regs->ARM_cpsr & ~APSR_MASK) | (cpsr & APSR_MASK); t16_emulate_hiregs()
527 struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_push()
530 "ldr r9, [%[regs], #13*4] \n\t" t16_emulate_push()
531 "ldr r8, [%[regs], #14*4] \n\t" t16_emulate_push()
532 "ldmia %[regs], {r0-r7} \n\t" t16_emulate_push()
534 "str r9, [%[regs], #13*4] \n\t" t16_emulate_push()
536 : [regs] "r" (regs), [fn] "r" (asi->insn_fn) t16_emulate_push()
561 struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_pop_nopc()
564 "ldr r9, [%[regs], #13*4] \n\t" t16_emulate_pop_nopc()
565 "ldmia %[regs], {r0-r7} \n\t" t16_emulate_pop_nopc()
567 "stmia %[regs], {r0-r7} \n\t" t16_emulate_pop_nopc()
568 "str r9, [%[regs], #13*4] \n\t" t16_emulate_pop_nopc()
570 : [regs] "r" (regs), [fn] "r" (asi->insn_fn) t16_emulate_pop_nopc()
578 struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_pop_pc()
583 "ldr r9, [%[regs], #13*4] \n\t" t16_emulate_pop_pc()
584 "ldmia %[regs], {r0-r7} \n\t" t16_emulate_pop_pc()
586 "stmia %[regs], {r0-r7} \n\t" t16_emulate_pop_pc()
587 "str r9, [%[regs], #13*4] \n\t" t16_emulate_pop_pc()
589 : [regs] "r" (regs), [fn] "r" (asi->insn_fn) t16_emulate_pop_pc()
594 bx_write_pc(pc, regs); t16_emulate_pop_pc()
27 t32_simulate_table_branch(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_table_branch() argument
47 t32_simulate_mrs(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_mrs() argument
56 t32_simulate_cond_branch(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_cond_branch() argument
81 t32_simulate_branch(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_branch() argument
109 t32_simulate_ldr_literal(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_simulate_ldr_literal() argument
161 t32_emulate_ldrdstrd(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_ldrdstrd() argument
188 t32_emulate_ldrstr(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_ldrstr() argument
214 t32_emulate_rd8rn16rm0_rwflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_rd8rn16rm0_rwflags() argument
241 t32_emulate_rd8pc16_noflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_rd8pc16_noflags() argument
261 t32_emulate_rd8rn16_noflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_rd8rn16_noflags() argument
281 t32_emulate_rdlo12rdhi8rn16rm0_noflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t32_emulate_rdlo12rdhi8rn16rm0_noflags() argument
309 t16_simulate_bxblx(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_bxblx() argument
323 t16_simulate_ldr_literal(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_ldr_literal() argument
333 t16_simulate_ldrstr_sp_relative(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_ldrstr_sp_relative() argument
346 t16_simulate_reladr(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_reladr() argument
357 t16_simulate_add_sp_imm(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_add_sp_imm() argument
368 t16_simulate_cbz(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_cbz() argument
382 t16_simulate_it(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_it() argument
399 t16_singlestep_it(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_singlestep_it() argument
415 t16_simulate_cond_branch(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_cond_branch() argument
435 t16_simulate_branch(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_simulate_branch() argument
445 t16_emulate_loregs(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_loregs() argument
468 t16_emulate_loregs_rwflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_loregs_rwflags() argument
475 t16_emulate_loregs_noitrwflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_loregs_noitrwflags() argument
484 t16_emulate_hiregs(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_hiregs() argument
526 t16_emulate_push(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_push() argument
560 t16_emulate_pop_nopc(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_pop_nopc() argument
577 t16_emulate_pop_pc(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) t16_emulate_pop_pc() argument
H A Dactions-arm.c78 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_ldrdstrd()
80 unsigned long pc = regs->ARM_pc + 4; emulate_ldrdstrd()
85 register unsigned long rtv asm("r0") = regs->uregs[rt]; emulate_ldrdstrd()
86 register unsigned long rt2v asm("r1") = regs->uregs[rt+1]; emulate_ldrdstrd()
88 : regs->uregs[rn]; emulate_ldrdstrd()
89 register unsigned long rmv asm("r3") = regs->uregs[rm]; emulate_ldrdstrd()
99 regs->uregs[rt] = rtv; emulate_ldrdstrd()
100 regs->uregs[rt+1] = rt2v; emulate_ldrdstrd()
102 regs->uregs[rn] = rnv; emulate_ldrdstrd()
107 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_ldr()
109 unsigned long pc = regs->ARM_pc + 4; emulate_ldr()
116 : regs->uregs[rn]; emulate_ldr()
117 register unsigned long rmv asm("r3") = regs->uregs[rm]; emulate_ldr()
127 load_write_pc(rtv, regs); emulate_ldr()
129 regs->uregs[rt] = rtv; emulate_ldr()
132 regs->uregs[rn] = rnv; emulate_ldr()
137 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_str()
139 unsigned long rtpc = regs->ARM_pc - 4 + str_pc_offset; emulate_str()
140 unsigned long rnpc = regs->ARM_pc + 4; emulate_str()
146 : regs->uregs[rt]; emulate_str()
148 : regs->uregs[rn]; emulate_str()
149 register unsigned long rmv asm("r3") = regs->uregs[rm]; emulate_str()
159 regs->uregs[rn] = rnv; emulate_str()
164 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_rd12rn16rm0rs8_rwflags()
166 unsigned long pc = regs->ARM_pc + 4; emulate_rd12rn16rm0rs8_rwflags()
172 register unsigned long rdv asm("r0") = regs->uregs[rd]; emulate_rd12rn16rm0rs8_rwflags()
174 : regs->uregs[rn]; emulate_rd12rn16rm0rs8_rwflags()
176 : regs->uregs[rm]; emulate_rd12rn16rm0rs8_rwflags()
177 register unsigned long rsv asm("r1") = regs->uregs[rs]; emulate_rd12rn16rm0rs8_rwflags()
178 unsigned long cpsr = regs->ARM_cpsr; emulate_rd12rn16rm0rs8_rwflags()
191 alu_write_pc(rdv, regs); emulate_rd12rn16rm0rs8_rwflags()
193 regs->uregs[rd] = rdv; emulate_rd12rn16rm0rs8_rwflags()
194 regs->ARM_cpsr = (regs->ARM_cpsr & ~APSR_MASK) | (cpsr & APSR_MASK); emulate_rd12rn16rm0rs8_rwflags()
199 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_rd12rn16rm0_rwflags_nopc()
205 register unsigned long rdv asm("r0") = regs->uregs[rd]; emulate_rd12rn16rm0_rwflags_nopc()
206 register unsigned long rnv asm("r2") = regs->uregs[rn]; emulate_rd12rn16rm0_rwflags_nopc()
207 register unsigned long rmv asm("r3") = regs->uregs[rm]; emulate_rd12rn16rm0_rwflags_nopc()
208 unsigned long cpsr = regs->ARM_cpsr; emulate_rd12rn16rm0_rwflags_nopc()
220 regs->uregs[rd] = rdv; emulate_rd12rn16rm0_rwflags_nopc()
221 regs->ARM_cpsr = (regs->ARM_cpsr & ~APSR_MASK) | (cpsr & APSR_MASK); emulate_rd12rn16rm0_rwflags_nopc()
227 struct pt_regs *regs) emulate_rd16rn12rm0rs8_rwflags_nopc()
234 register unsigned long rdv asm("r2") = regs->uregs[rd]; emulate_rd16rn12rm0rs8_rwflags_nopc()
235 register unsigned long rnv asm("r0") = regs->uregs[rn]; emulate_rd16rn12rm0rs8_rwflags_nopc()
236 register unsigned long rmv asm("r3") = regs->uregs[rm]; emulate_rd16rn12rm0rs8_rwflags_nopc()
237 register unsigned long rsv asm("r1") = regs->uregs[rs]; emulate_rd16rn12rm0rs8_rwflags_nopc()
238 unsigned long cpsr = regs->ARM_cpsr; emulate_rd16rn12rm0rs8_rwflags_nopc()
250 regs->uregs[rd] = rdv; emulate_rd16rn12rm0rs8_rwflags_nopc()
251 regs->ARM_cpsr = (regs->ARM_cpsr & ~APSR_MASK) | (cpsr & APSR_MASK); emulate_rd16rn12rm0rs8_rwflags_nopc()
256 struct arch_probes_insn *asi, struct pt_regs *regs) emulate_rd12rm0_noflags_nopc()
261 register unsigned long rdv asm("r0") = regs->uregs[rd]; emulate_rd12rm0_noflags_nopc()
262 register unsigned long rmv asm("r3") = regs->uregs[rm]; emulate_rd12rm0_noflags_nopc()
271 regs->uregs[rd] = rdv; emulate_rd12rm0_noflags_nopc()
277 struct pt_regs *regs) emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
284 register unsigned long rdlov asm("r0") = regs->uregs[rdlo]; emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
285 register unsigned long rdhiv asm("r2") = regs->uregs[rdhi]; emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
286 register unsigned long rnv asm("r3") = regs->uregs[rn]; emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
287 register unsigned long rmv asm("r1") = regs->uregs[rm]; emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
288 unsigned long cpsr = regs->ARM_cpsr; emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
300 regs->uregs[rdlo] = rdlov; emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
301 regs->uregs[rdhi] = rdhiv; emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
302 regs->ARM_cpsr = (regs->ARM_cpsr & ~APSR_MASK) | (cpsr & APSR_MASK); emulate_rdlo12rdhi16rn0rm8_rwflags_nopc()
77 emulate_ldrdstrd(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_ldrdstrd() argument
106 emulate_ldr(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_ldr() argument
136 emulate_str(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_str() argument
163 emulate_rd12rn16rm0rs8_rwflags(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_rd12rn16rm0rs8_rwflags() argument
198 emulate_rd12rn16rm0_rwflags_nopc(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_rd12rn16rm0_rwflags_nopc() argument
225 emulate_rd16rn12rm0rs8_rwflags_nopc(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_rd16rn12rm0rs8_rwflags_nopc() argument
255 emulate_rd12rm0_noflags_nopc(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_rd12rm0_noflags_nopc() argument
275 emulate_rdlo12rdhi16rn0rm8_rwflags_nopc(probes_opcode_t insn, struct arch_probes_insn *asi, struct pt_regs *regs) emulate_rdlo12rdhi16rn0rm8_rwflags_nopc() argument
/linux-4.1.27/arch/s390/include/asm/
H A Dsyscall.h29 struct pt_regs *regs) syscall_get_nr()
31 return test_pt_regs_flag(regs, PIF_SYSCALL) ? syscall_get_nr()
32 (regs->int_code & 0xffff) : -1; syscall_get_nr()
36 struct pt_regs *regs) syscall_rollback()
38 regs->gprs[2] = regs->orig_gpr2; syscall_rollback()
42 struct pt_regs *regs) syscall_get_error()
44 return IS_ERR_VALUE(regs->gprs[2]) ? regs->gprs[2] : 0; syscall_get_error()
48 struct pt_regs *regs) syscall_get_return_value()
50 return regs->gprs[2]; syscall_get_return_value()
54 struct pt_regs *regs, syscall_set_return_value()
57 regs->gprs[2] = error ? error : val; syscall_set_return_value()
61 struct pt_regs *regs, syscall_get_arguments()
74 args[n] = regs->gprs[2 + i + n] & mask; syscall_get_arguments()
76 args[0] = regs->orig_gpr2 & mask; syscall_get_arguments()
80 struct pt_regs *regs, syscall_set_arguments()
87 regs->gprs[2 + i + n] = args[n]; syscall_set_arguments()
89 regs->orig_gpr2 = args[0]; syscall_set_arguments()
28 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
35 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
41 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
47 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
53 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
60 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
79 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
/linux-4.1.27/arch/alpha/kernel/
H A Dsignal.c147 restore_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs) restore_sigcontext() argument
150 struct switch_stack *sw = (struct switch_stack *)regs - 1; restore_sigcontext()
151 long i, err = __get_user(regs->pc, &sc->sc_pc); restore_sigcontext()
157 err |= __get_user(regs->r0, sc->sc_regs+0); restore_sigcontext()
158 err |= __get_user(regs->r1, sc->sc_regs+1); restore_sigcontext()
159 err |= __get_user(regs->r2, sc->sc_regs+2); restore_sigcontext()
160 err |= __get_user(regs->r3, sc->sc_regs+3); restore_sigcontext()
161 err |= __get_user(regs->r4, sc->sc_regs+4); restore_sigcontext()
162 err |= __get_user(regs->r5, sc->sc_regs+5); restore_sigcontext()
163 err |= __get_user(regs->r6, sc->sc_regs+6); restore_sigcontext()
164 err |= __get_user(regs->r7, sc->sc_regs+7); restore_sigcontext()
165 err |= __get_user(regs->r8, sc->sc_regs+8); restore_sigcontext()
173 err |= __get_user(regs->r16, sc->sc_regs+16); restore_sigcontext()
174 err |= __get_user(regs->r17, sc->sc_regs+17); restore_sigcontext()
175 err |= __get_user(regs->r18, sc->sc_regs+18); restore_sigcontext()
176 err |= __get_user(regs->r19, sc->sc_regs+19); restore_sigcontext()
177 err |= __get_user(regs->r20, sc->sc_regs+20); restore_sigcontext()
178 err |= __get_user(regs->r21, sc->sc_regs+21); restore_sigcontext()
179 err |= __get_user(regs->r22, sc->sc_regs+22); restore_sigcontext()
180 err |= __get_user(regs->r23, sc->sc_regs+23); restore_sigcontext()
181 err |= __get_user(regs->r24, sc->sc_regs+24); restore_sigcontext()
182 err |= __get_user(regs->r25, sc->sc_regs+25); restore_sigcontext()
183 err |= __get_user(regs->r26, sc->sc_regs+26); restore_sigcontext()
184 err |= __get_user(regs->r27, sc->sc_regs+27); restore_sigcontext()
185 err |= __get_user(regs->r28, sc->sc_regs+28); restore_sigcontext()
186 err |= __get_user(regs->gp, sc->sc_regs+29); restore_sigcontext()
204 struct pt_regs *regs = current_pt_regs(); do_sigreturn() local
215 if (restore_sigcontext(sc, regs)) do_sigreturn()
225 info.si_addr = (void __user *) regs->pc; do_sigreturn()
238 struct pt_regs *regs = current_pt_regs(); do_rt_sigreturn() local
249 if (restore_sigcontext(&frame->uc.uc_mcontext, regs)) do_rt_sigreturn()
259 info.si_addr = (void __user *) regs->pc; do_rt_sigreturn()
281 setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, setup_sigcontext() argument
284 struct switch_stack *sw = (struct switch_stack *)regs - 1; setup_sigcontext()
289 err |= __put_user(regs->pc, &sc->sc_pc); setup_sigcontext()
292 err |= __put_user(regs->r0 , sc->sc_regs+0); setup_sigcontext()
293 err |= __put_user(regs->r1 , sc->sc_regs+1); setup_sigcontext()
294 err |= __put_user(regs->r2 , sc->sc_regs+2); setup_sigcontext()
295 err |= __put_user(regs->r3 , sc->sc_regs+3); setup_sigcontext()
296 err |= __put_user(regs->r4 , sc->sc_regs+4); setup_sigcontext()
297 err |= __put_user(regs->r5 , sc->sc_regs+5); setup_sigcontext()
298 err |= __put_user(regs->r6 , sc->sc_regs+6); setup_sigcontext()
299 err |= __put_user(regs->r7 , sc->sc_regs+7); setup_sigcontext()
300 err |= __put_user(regs->r8 , sc->sc_regs+8); setup_sigcontext()
308 err |= __put_user(regs->r16, sc->sc_regs+16); setup_sigcontext()
309 err |= __put_user(regs->r17, sc->sc_regs+17); setup_sigcontext()
310 err |= __put_user(regs->r18, sc->sc_regs+18); setup_sigcontext()
311 err |= __put_user(regs->r19, sc->sc_regs+19); setup_sigcontext()
312 err |= __put_user(regs->r20, sc->sc_regs+20); setup_sigcontext()
313 err |= __put_user(regs->r21, sc->sc_regs+21); setup_sigcontext()
314 err |= __put_user(regs->r22, sc->sc_regs+22); setup_sigcontext()
315 err |= __put_user(regs->r23, sc->sc_regs+23); setup_sigcontext()
316 err |= __put_user(regs->r24, sc->sc_regs+24); setup_sigcontext()
317 err |= __put_user(regs->r25, sc->sc_regs+25); setup_sigcontext()
318 err |= __put_user(regs->r26, sc->sc_regs+26); setup_sigcontext()
319 err |= __put_user(regs->r27, sc->sc_regs+27); setup_sigcontext()
320 err |= __put_user(regs->r28, sc->sc_regs+28); setup_sigcontext()
321 err |= __put_user(regs->gp , sc->sc_regs+29); setup_sigcontext()
330 err |= __put_user(regs->trap_a0, &sc->sc_traparg_a0); setup_sigcontext()
331 err |= __put_user(regs->trap_a1, &sc->sc_traparg_a1); setup_sigcontext()
332 err |= __put_user(regs->trap_a2, &sc->sc_traparg_a2); setup_sigcontext()
338 setup_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_frame() argument
348 err |= setup_sigcontext(&frame->sc, regs, set->sig[0], oldsp); setup_frame()
368 regs->r26 = r26; setup_frame()
369 regs->r27 = regs->pc = (unsigned long) ksig->ka.sa.sa_handler; setup_frame()
370 regs->r16 = ksig->sig; /* a0: signal number */ setup_frame()
371 regs->r17 = 0; /* a1: exception code */ setup_frame()
372 regs->r18 = (unsigned long) &frame->sc; /* a2: sigcontext pointer */ setup_frame()
377 current->comm, current->pid, frame, regs->pc, regs->r26); setup_frame()
383 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
400 err |= setup_sigcontext(&frame->uc.uc_mcontext, regs, setup_rt_frame()
422 regs->r26 = r26; setup_rt_frame()
423 regs->r27 = regs->pc = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
424 regs->r16 = ksig->sig; /* a0: signal number */ setup_rt_frame()
425 regs->r17 = (unsigned long) &frame->info; /* a1: siginfo pointer */ setup_rt_frame()
426 regs->r18 = (unsigned long) &frame->uc; /* a2: ucontext pointer */ setup_rt_frame()
431 current->comm, current->pid, frame, regs->pc, regs->r26); setup_rt_frame()
442 handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
448 ret = setup_rt_frame(ksig, oldset, regs); handle_signal()
450 ret = setup_frame(ksig, oldset, regs); handle_signal()
457 struct pt_regs *regs, struct k_sigaction *ka) syscall_restart()
459 switch (regs->r0) { syscall_restart()
463 regs->r0 = EINTR; syscall_restart()
468 regs->r0 = r0; /* reset v0 and a3 and replay syscall */ syscall_restart()
469 regs->r19 = r19; syscall_restart()
470 regs->pc -= 4; syscall_restart()
473 regs->r0 = EINTR; syscall_restart()
493 do_signal(struct pt_regs *regs, unsigned long r0, unsigned long r19) do_signal() argument
504 syscall_restart(r0, r19, regs, &ksig.ka); do_signal()
505 handle_signal(&ksig, regs); do_signal()
509 switch (regs->r0) { do_signal()
514 regs->r0 = r0; do_signal()
515 regs->r19 = r19; do_signal()
516 regs->pc -= 4; do_signal()
520 regs->r0 = __NR_restart_syscall; do_signal()
521 regs->pc -= 4; do_signal()
532 do_work_pending(struct pt_regs *regs, unsigned long thread_flags, do_work_pending() argument
541 do_signal(regs, r0, r19); do_work_pending()
545 tracehook_notify_resume(regs); do_work_pending()
456 syscall_restart(unsigned long r0, unsigned long r19, struct pt_regs *regs, struct k_sigaction *ka) syscall_restart() argument
/linux-4.1.27/arch/x86/um/os-Linux/
H A Dmcontext.c6 void get_regs_from_mc(struct uml_pt_regs *regs, mcontext_t *mc) get_regs_from_mc() argument
9 #define COPY2(X,Y) regs->gp[X] = mc->gregs[REG_##Y] get_regs_from_mc()
10 #define COPY(X) regs->gp[X] = mc->gregs[REG_##X] get_regs_from_mc()
11 #define COPY_SEG(X) regs->gp[X] = mc->gregs[REG_##X] & 0xffff; get_regs_from_mc()
12 #define COPY_SEG_CPL3(X) regs->gp[X] = (mc->gregs[REG_##X] & 0xffff) | 3; get_regs_from_mc()
19 #define COPY2(X,Y) regs->gp[X/sizeof(unsigned long)] = mc->gregs[REG_##Y] get_regs_from_mc()
20 #define COPY(X) regs->gp[X/sizeof(unsigned long)] = mc->gregs[REG_##X] get_regs_from_mc()
28 regs->gp[CS / sizeof(unsigned long)] &= 0xffff; get_regs_from_mc()
29 regs->gp[CS / sizeof(unsigned long)] |= 3; get_regs_from_mc()
/linux-4.1.27/arch/metag/include/asm/
H A Dptrace.h18 #define user_mode(regs) (((regs)->ctx.SaveMask & TBICTX_PRIV_BIT) > 0)
20 #define instruction_pointer(regs) ((unsigned long)(regs)->ctx.CurrPC)
21 #define profile_pc(regs) instruction_pointer(regs)
31 int syscall_trace_enter(struct pt_regs *regs);
32 void syscall_trace_leave(struct pt_regs *regs);
35 int metag_gp_regs_copyout(const struct pt_regs *regs,
39 int metag_gp_regs_copyin(struct pt_regs *regs,
43 int metag_cb_regs_copyout(const struct pt_regs *regs,
47 int metag_cb_regs_copyin(struct pt_regs *regs,
51 int metag_rp_state_copyout(const struct pt_regs *regs,
55 int metag_rp_state_copyin(struct pt_regs *regs,
H A Dsyscall.h23 struct pt_regs *regs) syscall_get_nr()
32 if (get_user(insn, (unsigned long *)(regs->ctx.CurrPC - 4))) syscall_get_nr()
36 return regs->ctx.DX[0].U1; syscall_get_nr()
42 struct pt_regs *regs) syscall_rollback()
48 struct pt_regs *regs) syscall_get_error()
50 unsigned long error = regs->ctx.DX[0].U0; syscall_get_error()
55 struct pt_regs *regs) syscall_get_return_value()
57 return regs->ctx.DX[0].U0; syscall_get_return_value()
61 struct pt_regs *regs, syscall_set_return_value()
64 regs->ctx.DX[0].U0 = (long) error ?: val; syscall_set_return_value()
68 struct pt_regs *regs, syscall_get_arguments()
77 args[j] = regs->ctx.DX[(reg + 1) / 2].U0; syscall_get_arguments()
79 args[j] = regs->ctx.DX[reg / 2].U1; syscall_get_arguments()
84 struct pt_regs *regs, syscall_set_arguments()
93 regs->ctx.DX[(reg + 1) / 2].U0 = args[i]; syscall_set_arguments()
95 regs->ctx.DX[reg / 2].U1 = args[i]; syscall_set_arguments()
22 syscall_get_nr(struct task_struct *task, struct pt_regs *regs) syscall_get_nr() argument
41 syscall_rollback(struct task_struct *task, struct pt_regs *regs) syscall_rollback() argument
47 syscall_get_error(struct task_struct *task, struct pt_regs *regs) syscall_get_error() argument
54 syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) syscall_get_return_value() argument
60 syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) syscall_set_return_value() argument
67 syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) syscall_get_arguments() argument
83 syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) syscall_set_arguments() argument
/linux-4.1.27/arch/tile/kernel/
H A Dsignal.c45 int restore_sigcontext(struct pt_regs *regs, restore_sigcontext() argument
59 err = __copy_from_user(regs, sc, sizeof(*regs)); restore_sigcontext()
62 regs->ex1 = PL_ICS_EX1(USER_PL, EX1_ICS(regs->ex1)); restore_sigcontext()
64 regs->faultnum = INT_SWINT_1_SIGRETURN; restore_sigcontext()
69 void signal_fault(const char *type, struct pt_regs *regs, signal_fault() argument
72 trace_unhandled_signal(type, regs, (unsigned long)frame, SIGSEGV); signal_fault()
79 struct pt_regs *regs = current_pt_regs(); SYSCALL_DEFINE0() local
81 (struct rt_sigframe __user *)(regs->sp); SYSCALL_DEFINE0()
91 if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) SYSCALL_DEFINE0()
100 signal_fault("bad sigreturn frame", regs, frame, 0); SYSCALL_DEFINE0()
108 int setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs) setup_sigcontext() argument
110 return __copy_to_user(sc, regs, sizeof(*regs)); setup_sigcontext()
117 struct pt_regs *regs, get_sigframe()
123 sp = regs->sp; get_sigframe()
149 struct pt_regs *regs) setup_rt_frame()
155 frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); setup_rt_frame()
164 regs->flags |= PT_FLAGS_RESTORE_REGS; setup_rt_frame()
173 err |= __save_altstack(&frame->uc.uc_stack, regs->sp); setup_rt_frame()
174 err |= setup_sigcontext(&frame->uc.uc_mcontext, regs); setup_rt_frame()
190 regs->pc = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
191 regs->ex1 = PL_ICS_EX1(USER_PL, 1); /* set crit sec in handler */ setup_rt_frame()
192 regs->sp = (unsigned long) frame; setup_rt_frame()
193 regs->lr = restorer; setup_rt_frame()
194 regs->regs[0] = (unsigned long) sig; setup_rt_frame()
195 regs->regs[1] = (unsigned long) &frame->info; setup_rt_frame()
196 regs->regs[2] = (unsigned long) &frame->uc; setup_rt_frame()
197 regs->flags |= PT_FLAGS_CALLER_SAVES; setup_rt_frame()
201 trace_unhandled_signal("bad sigreturn frame", regs, setup_rt_frame()
210 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
216 if (regs->faultnum == INT_SWINT_1) { handle_signal()
218 switch (regs->regs[0]) { handle_signal()
221 regs->regs[0] = -EINTR; handle_signal()
226 regs->regs[0] = -EINTR; handle_signal()
232 regs->flags |= PT_FLAGS_CALLER_SAVES; handle_signal()
233 regs->regs[0] = regs->orig_r0; handle_signal()
234 regs->pc -= 8; handle_signal()
241 ret = compat_setup_rt_frame(ksig, oldset, regs); handle_signal()
244 ret = setup_rt_frame(ksig, oldset, regs); handle_signal()
254 void do_signal(struct pt_regs *regs) do_signal() argument
262 * helpful, we can reinstate the check on "!user_mode(regs)". do_signal()
267 handle_signal(&ksig, regs); do_signal()
272 if (regs->faultnum == INT_SWINT_1) { do_signal()
274 switch (regs->regs[0]) { do_signal()
278 regs->flags |= PT_FLAGS_CALLER_SAVES; do_signal()
279 regs->regs[0] = regs->orig_r0; do_signal()
280 regs->pc -= 8; do_signal()
284 regs->flags |= PT_FLAGS_CALLER_SAVES; do_signal()
285 regs->regs[TREG_SYSCALL_NR] = __NR_restart_syscall; do_signal()
286 regs->pc -= 8; do_signal()
296 regs->faultnum = INT_SWINT_1_SIGRETURN; do_signal()
364 void trace_unhandled_signal(const char *type, struct pt_regs *regs, trace_unhandled_signal() argument
386 tsk->comm, task_pid_nr(tsk), type, address, regs->pc, sig); trace_unhandled_signal()
388 print_vma_addr(KERN_CONT " in ", regs->pc); trace_unhandled_signal()
399 sig, regs->faultnum, address); trace_unhandled_signal()
400 show_regs(regs); trace_unhandled_signal()
405 sig, regs->faultnum); trace_unhandled_signal()
116 get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size) get_sigframe() argument
148 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
H A Dkgdb.c29 { "r0", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[0])},
30 { "r1", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[1])},
31 { "r2", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[2])},
32 { "r3", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[3])},
33 { "r4", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[4])},
34 { "r5", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[5])},
35 { "r6", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[6])},
36 { "r7", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[7])},
37 { "r8", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[8])},
38 { "r9", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[9])},
39 { "r10", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[10])},
40 { "r11", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[11])},
41 { "r12", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[12])},
42 { "r13", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[13])},
43 { "r14", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[14])},
44 { "r15", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[15])},
45 { "r16", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[16])},
46 { "r17", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[17])},
47 { "r18", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[18])},
48 { "r19", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[19])},
49 { "r20", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[20])},
50 { "r21", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[21])},
51 { "r22", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[22])},
52 { "r23", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[23])},
53 { "r24", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[24])},
54 { "r25", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[25])},
55 { "r26", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[26])},
56 { "r27", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[27])},
57 { "r28", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[28])},
58 { "r29", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[29])},
59 { "r30", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[30])},
60 { "r31", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[31])},
61 { "r32", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[32])},
62 { "r33", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[33])},
63 { "r34", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[34])},
64 { "r35", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[35])},
65 { "r36", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[36])},
66 { "r37", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[37])},
67 { "r38", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[38])},
68 { "r39", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[39])},
69 { "r40", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[40])},
70 { "r41", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[41])},
71 { "r42", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[42])},
72 { "r43", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[43])},
73 { "r44", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[44])},
74 { "r45", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[45])},
75 { "r46", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[46])},
76 { "r47", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[47])},
77 { "r48", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[48])},
78 { "r49", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[49])},
79 { "r50", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[50])},
80 { "r51", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[51])},
81 { "r52", GDB_SIZEOF_REG, offsetof(struct pt_regs, regs[52])},
97 char *dbg_get_reg(int regno, void *mem, struct pt_regs *regs) dbg_get_reg() argument
103 memcpy(mem, (void *)regs + dbg_reg_def[regno].offset, dbg_get_reg()
110 int dbg_set_reg(int regno, void *mem, struct pt_regs *regs) dbg_set_reg() argument
116 memcpy((void *)regs + dbg_reg_def[regno].offset, mem, dbg_set_reg()
142 void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long pc) kgdb_arch_set_pc() argument
144 regs->pc = pc; kgdb_arch_set_pc()
179 static unsigned long get_step_address(struct pt_regs *regs) get_step_address() argument
189 addr = regs->pc + TILEGX_BUNDLE_SIZE_IN_BYTES; get_step_address()
190 bundle = *(unsigned long *)instruction_pointer(regs); get_step_address()
205 dbg_get_reg(src_reg, &addr, regs); get_step_address()
220 dbg_get_reg(src_reg, &addr, regs); get_step_address()
231 addr = regs->pc + get_step_address()
284 addr = regs->pc + get_step_address()
296 static void do_single_step(struct pt_regs *regs) do_single_step() argument
301 stepped_addr = get_step_address(regs); do_single_step()
312 static void undo_single_step(struct pt_regs *regs) undo_single_step() argument
337 struct pt_regs *regs = args->regs; kgdb_notify() local
354 kgdb_handle_exception(0, SIGTRAP, 0, regs); kgdb_notify()
359 if (user_mode(regs)) kgdb_notify()
364 ret = kgdb_handle_exception(args->trapnr, args->signr, args->err, regs); kgdb_notify()
383 * @regs: The &struct pt_regs of the current process.
394 struct pt_regs *regs) kgdb_arch_handle_exception()
400 undo_single_step(regs); kgdb_arch_handle_exception()
415 regs->pc = address; kgdb_arch_handle_exception()
416 else if (*(unsigned long *)regs->pc == compiled_bpt) kgdb_arch_handle_exception()
417 regs->pc += BREAK_INSTR_SIZE; kgdb_arch_handle_exception()
420 do_single_step(regs); kgdb_arch_handle_exception()
392 kgdb_arch_handle_exception(int vector, int signo, int err_code, char *remcom_in_buffer, char *remcom_out_buffer, struct pt_regs *regs) kgdb_arch_handle_exception() argument
/linux-4.1.27/drivers/net/ethernet/chelsio/cxgb/
H A Dtp.c3 #include "regs.h"
31 writel(val, ap->regs + A_TP_IN_CONFIG); tp_init()
35 F_TP_OUT_ESPI_GENERATE_TCP_CSUM, ap->regs + A_TP_OUT_CONFIG); tp_init()
39 V_SYN_COOKIE_PARAMETER(29), ap->regs + A_TP_GLOBAL_CONFIG); tp_init()
49 ap->regs + A_TP_TX_DROP_CONFIG); tp_init()
72 u32 tp_intr = readl(tp->adapter->regs + A_PL_ENABLE); t1_tp_intr_enable()
78 tp->adapter->regs + FPGA_TP_ADDR_INTERRUPT_ENABLE); t1_tp_intr_enable()
80 tp->adapter->regs + A_PL_ENABLE); t1_tp_intr_enable()
85 writel(0, tp->adapter->regs + A_TP_INT_ENABLE); t1_tp_intr_enable()
87 tp->adapter->regs + A_PL_ENABLE); t1_tp_intr_enable()
93 u32 tp_intr = readl(tp->adapter->regs + A_PL_ENABLE); t1_tp_intr_disable()
98 writel(0, tp->adapter->regs + FPGA_TP_ADDR_INTERRUPT_ENABLE); t1_tp_intr_disable()
100 tp->adapter->regs + A_PL_ENABLE); t1_tp_intr_disable()
104 writel(0, tp->adapter->regs + A_TP_INT_ENABLE); t1_tp_intr_disable()
106 tp->adapter->regs + A_PL_ENABLE); t1_tp_intr_disable()
115 tp->adapter->regs + FPGA_TP_ADDR_INTERRUPT_CAUSE); t1_tp_intr_clear()
116 writel(FPGA_PCIX_INTERRUPT_TP, tp->adapter->regs + A_PL_CAUSE); t1_tp_intr_clear()
120 writel(0xffffffff, tp->adapter->regs + A_TP_INT_CAUSE); t1_tp_intr_clear()
121 writel(F_PL_INTR_TP, tp->adapter->regs + A_PL_CAUSE); t1_tp_intr_clear()
134 cause = readl(tp->adapter->regs + A_TP_INT_CAUSE); t1_tp_intr_handler()
135 writel(cause, tp->adapter->regs + A_TP_INT_CAUSE); t1_tp_intr_handler()
141 u32 val = readl(tp->adapter->regs + A_TP_GLOBAL_CONFIG); set_csum_offload()
147 writel(val, tp->adapter->regs + A_TP_GLOBAL_CONFIG); set_csum_offload()
169 writel(F_TP_RESET, adapter->regs + A_TP_RESET); t1_tp_reset()
H A Despi.c40 #include "regs.h"
70 adapter->regs + A_ESPI_CMD_ADDR); tricn_write()
71 writel(0, adapter->regs + A_ESPI_GOSTAT); tricn_write()
74 busy = readl(adapter->regs + A_ESPI_GOSTAT) & F_ESPI_CMD_BUSY; tricn_write()
87 if (!(readl(adapter->regs + A_ESPI_RX_RESET) & F_RX_CLK_STATUS)) { tricn_init()
92 writel(F_ESPI_RX_CORE_RST, adapter->regs + A_ESPI_RX_RESET); tricn_init()
112 adapter->regs + A_ESPI_RX_RESET); tricn_init()
119 u32 enable, pl_intr = readl(espi->adapter->regs + A_PL_ENABLE); t1_espi_intr_enable()
129 writel(enable, espi->adapter->regs + A_ESPI_INTR_ENABLE); t1_espi_intr_enable()
130 writel(pl_intr | F_PL_INTR_ESPI, espi->adapter->regs + A_PL_ENABLE); t1_espi_intr_enable()
135 readl(espi->adapter->regs + A_ESPI_DIP2_ERR_COUNT); t1_espi_intr_clear()
136 writel(0xffffffff, espi->adapter->regs + A_ESPI_INTR_STATUS); t1_espi_intr_clear()
137 writel(F_PL_INTR_ESPI, espi->adapter->regs + A_PL_CAUSE); t1_espi_intr_clear()
142 u32 pl_intr = readl(espi->adapter->regs + A_PL_ENABLE); t1_espi_intr_disable()
144 writel(0, espi->adapter->regs + A_ESPI_INTR_ENABLE); t1_espi_intr_disable()
145 writel(pl_intr & ~F_PL_INTR_ESPI, espi->adapter->regs + A_PL_ENABLE); t1_espi_intr_disable()
150 u32 status = readl(espi->adapter->regs + A_ESPI_INTR_STATUS); t1_espi_intr_handler()
169 readl(espi->adapter->regs + A_ESPI_DIP2_ERR_COUNT); t1_espi_intr_handler()
178 writel(status, espi->adapter->regs + A_ESPI_INTR_STATUS); t1_espi_intr_handler()
191 writel(0x1f4, adapter->regs + A_ESPI_SCH_TOKEN0); espi_setup_for_pm3393()
192 writel(0x1f4, adapter->regs + A_ESPI_SCH_TOKEN1); espi_setup_for_pm3393()
193 writel(0x1f4, adapter->regs + A_ESPI_SCH_TOKEN2); espi_setup_for_pm3393()
194 writel(0x1f4, adapter->regs + A_ESPI_SCH_TOKEN3); espi_setup_for_pm3393()
195 writel(0x100, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK); espi_setup_for_pm3393()
196 writel(wmark, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK); espi_setup_for_pm3393()
197 writel(3, adapter->regs + A_ESPI_CALENDAR_LENGTH); espi_setup_for_pm3393()
198 writel(0x08000008, adapter->regs + A_ESPI_TRAIN); espi_setup_for_pm3393()
199 writel(V_RX_NPORTS(1) | V_TX_NPORTS(1), adapter->regs + A_PORT_CONFIG); espi_setup_for_pm3393()
204 writel(0x1f4, adapter->regs + A_ESPI_SCH_TOKEN0); espi_setup_for_vsc7321()
205 writel(0x1f401f4, adapter->regs + A_ESPI_SCH_TOKEN1); espi_setup_for_vsc7321()
206 writel(0x1f4, adapter->regs + A_ESPI_SCH_TOKEN2); espi_setup_for_vsc7321()
207 writel(0xa00, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK); espi_setup_for_vsc7321()
208 writel(0x1ff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK); espi_setup_for_vsc7321()
209 writel(1, adapter->regs + A_ESPI_CALENDAR_LENGTH); espi_setup_for_vsc7321()
210 writel(V_RX_NPORTS(4) | V_TX_NPORTS(4), adapter->regs + A_PORT_CONFIG); espi_setup_for_vsc7321()
212 writel(0x08000008, adapter->regs + A_ESPI_TRAIN); espi_setup_for_vsc7321()
220 writel(1, adapter->regs + A_ESPI_CALENDAR_LENGTH); espi_setup_for_ixf1010()
223 writel(0xf00, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK); espi_setup_for_ixf1010()
224 writel(0x3c0, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK); espi_setup_for_ixf1010()
226 writel(0x7ff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK); espi_setup_for_ixf1010()
227 writel(0x1ff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK); espi_setup_for_ixf1010()
230 writel(0x1fff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_FULL_WATERMARK); espi_setup_for_ixf1010()
231 writel(0x7ff, adapter->regs + A_ESPI_RX_FIFO_ALMOST_EMPTY_WATERMARK); espi_setup_for_ixf1010()
233 writel(V_RX_NPORTS(nports) | V_TX_NPORTS(nports), adapter->regs + A_PORT_CONFIG); espi_setup_for_ixf1010()
243 writel(0, adapter->regs + A_ESPI_TRAIN); t1_espi_init()
248 V_DIP4_THRES(1), adapter->regs + A_ESPI_MISC_CONTROL); t1_espi_init()
250 adapter->regs + A_ESPI_MAXBURST1_MAXBURST2); t1_espi_init()
252 writel(0x800100, adapter->regs + A_ESPI_MAXBURST1_MAXBURST2); t1_espi_init()
265 adapter->regs + A_ESPI_FIFO_STATUS_ENABLE); t1_espi_init()
273 espi->misc_ctrl = readl(adapter->regs + A_ESPI_MISC_CONTROL); t1_espi_init()
278 writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL); t1_espi_init()
309 writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL);
331 adapter->regs + A_ESPI_MISC_CONTROL); t1_espi_get_mon()
332 sel = readl(adapter->regs + A_ESPI_SCH_TOKEN3); t1_espi_get_mon()
333 writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL); t1_espi_get_mon()
335 sel = readl(adapter->regs + A_ESPI_SCH_TOKEN3); t1_espi_get_mon()
359 writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL); t1_espi_get_mon_t204()
364 adapter->regs + A_ESPI_MISC_CONTROL); t1_espi_get_mon_t204()
366 *valp = readl(adapter->regs + A_ESPI_SCH_TOKEN3); t1_espi_get_mon_t204()
369 writel(espi->misc_ctrl, adapter->regs + A_ESPI_MISC_CONTROL); t1_espi_get_mon_t204()
/linux-4.1.27/include/linux/
H A Dperf_regs.h6 struct pt_regs *regs; member in struct:perf_regs
11 u64 perf_reg_value(struct pt_regs *regs, int idx);
15 struct pt_regs *regs,
18 static inline u64 perf_reg_value(struct pt_regs *regs, int idx) perf_reg_value() argument
34 struct pt_regs *regs, perf_get_regs_user()
37 regs_user->regs = task_pt_regs(current); perf_get_regs_user()
33 perf_get_regs_user(struct perf_regs *regs_user, struct pt_regs *regs, struct pt_regs *regs_user_copy) perf_get_regs_user() argument
/linux-4.1.27/arch/x86/kernel/
H A Dsignal.c47 get_user_ex(regs->x, &sc->x); \
57 regs->seg = GET_SEG(seg); \
61 regs->seg = GET_SEG(seg) | 3; \
64 int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) restore_sigcontext() argument
76 set_user_gs(regs, GET_SEG(gs)); restore_sigcontext()
107 regs->flags = (regs->flags & ~FIX_EFLAGS) | (tmpflags & FIX_EFLAGS); restore_sigcontext()
108 regs->orig_ax = -1; /* disable syscall checks */ restore_sigcontext()
121 struct pt_regs *regs, unsigned long mask) setup_sigcontext()
128 put_user_ex(get_user_gs(regs), (unsigned int __user *)&sc->gs); setup_sigcontext()
129 put_user_ex(regs->fs, (unsigned int __user *)&sc->fs); setup_sigcontext()
130 put_user_ex(regs->es, (unsigned int __user *)&sc->es); setup_sigcontext()
131 put_user_ex(regs->ds, (unsigned int __user *)&sc->ds); setup_sigcontext()
134 put_user_ex(regs->di, &sc->di); setup_sigcontext()
135 put_user_ex(regs->si, &sc->si); setup_sigcontext()
136 put_user_ex(regs->bp, &sc->bp); setup_sigcontext()
137 put_user_ex(regs->sp, &sc->sp); setup_sigcontext()
138 put_user_ex(regs->bx, &sc->bx); setup_sigcontext()
139 put_user_ex(regs->dx, &sc->dx); setup_sigcontext()
140 put_user_ex(regs->cx, &sc->cx); setup_sigcontext()
141 put_user_ex(regs->ax, &sc->ax); setup_sigcontext()
143 put_user_ex(regs->r8, &sc->r8); setup_sigcontext()
144 put_user_ex(regs->r9, &sc->r9); setup_sigcontext()
145 put_user_ex(regs->r10, &sc->r10); setup_sigcontext()
146 put_user_ex(regs->r11, &sc->r11); setup_sigcontext()
147 put_user_ex(regs->r12, &sc->r12); setup_sigcontext()
148 put_user_ex(regs->r13, &sc->r13); setup_sigcontext()
149 put_user_ex(regs->r14, &sc->r14); setup_sigcontext()
150 put_user_ex(regs->r15, &sc->r15); setup_sigcontext()
155 put_user_ex(regs->ip, &sc->ip); setup_sigcontext()
157 put_user_ex(regs->cs, (unsigned int __user *)&sc->cs); setup_sigcontext()
158 put_user_ex(regs->flags, &sc->flags); setup_sigcontext()
159 put_user_ex(regs->sp, &sc->sp_at_signal); setup_sigcontext()
160 put_user_ex(regs->ss, (unsigned int __user *)&sc->ss); setup_sigcontext()
162 put_user_ex(regs->flags, &sc->flags); setup_sigcontext()
163 put_user_ex(regs->cs, &sc->cs); setup_sigcontext()
200 get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size, get_sigframe() argument
205 unsigned long sp = regs->sp; get_sigframe()
219 (regs->ss & 0xffff) != __USER_DS && get_sigframe()
275 struct pt_regs *regs) __setup_frame()
282 frame = get_sigframe(&ksig->ka, regs, sizeof(*frame), &fpstate); __setup_frame()
290 if (setup_sigcontext(&frame->sc, fpstate, regs, set->sig[0])) __setup_frame()
323 regs->sp = (unsigned long)frame; __setup_frame()
324 regs->ip = (unsigned long)ksig->ka.sa.sa_handler; __setup_frame()
325 regs->ax = (unsigned long)sig; __setup_frame()
326 regs->dx = 0; __setup_frame()
327 regs->cx = 0; __setup_frame()
329 regs->ds = __USER_DS; __setup_frame()
330 regs->es = __USER_DS; __setup_frame()
331 regs->ss = __USER_DS; __setup_frame()
332 regs->cs = __USER_CS; __setup_frame()
338 sigset_t *set, struct pt_regs *regs) __setup_rt_frame()
345 frame = get_sigframe(&ksig->ka, regs, sizeof(*frame), &fpstate); __setup_rt_frame()
361 save_altstack_ex(&frame->uc.uc_stack, regs->sp); __setup_rt_frame()
382 regs, set->sig[0]); __setup_rt_frame()
389 regs->sp = (unsigned long)frame; __setup_rt_frame()
390 regs->ip = (unsigned long)ksig->ka.sa.sa_handler; __setup_rt_frame()
391 regs->ax = (unsigned long)sig; __setup_rt_frame()
392 regs->dx = (unsigned long)&frame->info; __setup_rt_frame()
393 regs->cx = (unsigned long)&frame->uc; __setup_rt_frame()
395 regs->ds = __USER_DS; __setup_rt_frame()
396 regs->es = __USER_DS; __setup_rt_frame()
397 regs->ss = __USER_DS; __setup_rt_frame()
398 regs->cs = __USER_CS; __setup_rt_frame()
404 sigset_t *set, struct pt_regs *regs) __setup_rt_frame()
410 frame = get_sigframe(&ksig->ka, regs, sizeof(struct rt_sigframe), &fp); __setup_rt_frame()
427 save_altstack_ex(&frame->uc.uc_stack, regs->sp); __setup_rt_frame()
440 err |= setup_sigcontext(&frame->uc.uc_mcontext, fp, regs, set->sig[0]); __setup_rt_frame()
447 regs->di = sig; __setup_rt_frame()
449 regs->ax = 0; __setup_rt_frame()
453 regs->si = (unsigned long)&frame->info; __setup_rt_frame()
454 regs->dx = (unsigned long)&frame->uc; __setup_rt_frame()
455 regs->ip = (unsigned long) ksig->ka.sa.sa_handler; __setup_rt_frame()
457 regs->sp = (unsigned long)frame; __setup_rt_frame()
461 regs->cs = __USER_CS; __setup_rt_frame()
469 struct pt_regs *regs) x32_setup_rt_frame()
477 frame = get_sigframe(&ksig->ka, regs, sizeof(*frame), &fpstate); x32_setup_rt_frame()
494 compat_save_altstack_ex(&frame->uc.uc_stack, regs->sp); x32_setup_rt_frame()
508 regs, set->sig[0]); x32_setup_rt_frame()
515 regs->sp = (unsigned long) frame; x32_setup_rt_frame()
516 regs->ip = (unsigned long) ksig->ka.sa.sa_handler; x32_setup_rt_frame()
519 regs->di = ksig->sig; x32_setup_rt_frame()
520 regs->si = (unsigned long) &frame->info; x32_setup_rt_frame()
521 regs->dx = (unsigned long) &frame->uc; x32_setup_rt_frame()
526 regs->cs = __USER_CS; x32_setup_rt_frame()
527 regs->ss = __USER_DS; x32_setup_rt_frame()
539 struct pt_regs *regs = current_pt_regs(); sys_sigreturn() local
543 frame = (struct sigframe __user *)(regs->sp - 8); sys_sigreturn()
554 if (restore_sigcontext(regs, &frame->sc)) sys_sigreturn()
556 return regs->ax; sys_sigreturn()
559 signal_fault(regs, frame, "sigreturn"); sys_sigreturn()
567 struct pt_regs *regs = current_pt_regs(); sys_rt_sigreturn() local
571 frame = (struct rt_sigframe __user *)(regs->sp - sizeof(long)); sys_rt_sigreturn()
579 if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) sys_rt_sigreturn()
585 return regs->ax; sys_rt_sigreturn()
588 signal_fault(regs, frame, "rt_sigreturn"); sys_rt_sigreturn()
593 setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs) setup_rt_frame() argument
602 return ia32_setup_rt_frame(usig, ksig, cset, regs); setup_rt_frame()
604 return ia32_setup_frame(usig, ksig, cset, regs); setup_rt_frame()
606 return x32_setup_rt_frame(ksig, cset, regs); setup_rt_frame()
608 return __setup_rt_frame(ksig->sig, ksig, set, regs); setup_rt_frame()
613 handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
618 if (syscall_get_nr(current, regs) >= 0) { handle_signal()
620 switch (syscall_get_error(current, regs)) { handle_signal()
623 regs->ax = -EINTR; handle_signal()
628 regs->ax = -EINTR; handle_signal()
633 regs->ax = regs->orig_ax; handle_signal()
634 regs->ip -= 2; handle_signal()
648 failed = (setup_rt_frame(ksig, regs) < 0); handle_signal()
660 regs->flags &= ~(X86_EFLAGS_DF|X86_EFLAGS_RF|X86_EFLAGS_TF); handle_signal()
670 static inline unsigned long get_nr_restart_syscall(const struct pt_regs *regs) get_nr_restart_syscall() argument
676 __NR_restart_syscall | (regs->orig_ax & __X32_SYSCALL_BIT); get_nr_restart_syscall()
685 static void do_signal(struct pt_regs *regs) do_signal() argument
691 handle_signal(&ksig, regs); do_signal()
696 if (syscall_get_nr(current, regs) >= 0) { do_signal()
698 switch (syscall_get_error(current, regs)) { do_signal()
702 regs->ax = regs->orig_ax; do_signal()
703 regs->ip -= 2; do_signal()
707 regs->ax = get_nr_restart_syscall(regs); do_signal()
708 regs->ip -= 2; do_signal()
725 do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags) do_notify_resume() argument
730 uprobe_notify_resume(regs); do_notify_resume()
734 do_signal(regs); do_notify_resume()
738 tracehook_notify_resume(regs); do_notify_resume()
746 void signal_fault(struct pt_regs *regs, void __user *frame, char *where) signal_fault() argument
755 regs->ip, regs->sp, regs->orig_ax); signal_fault()
756 print_vma_addr(" in ", regs->ip); signal_fault()
766 struct pt_regs *regs = current_pt_regs(); sys32_x32_rt_sigreturn() local
770 frame = (struct rt_sigframe_x32 __user *)(regs->sp - 8); sys32_x32_rt_sigreturn()
779 if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) sys32_x32_rt_sigreturn()
785 return regs->ax; sys32_x32_rt_sigreturn()
788 signal_fault(regs, frame, "x32 rt_sigreturn"); sys32_x32_rt_sigreturn()
120 setup_sigcontext(struct sigcontext __user *sc, void __user *fpstate, struct pt_regs *regs, unsigned long mask) setup_sigcontext() argument
274 __setup_frame(int sig, struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) __setup_frame() argument
337 __setup_rt_frame(int sig, struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) __setup_rt_frame() argument
403 __setup_rt_frame(int sig, struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) __setup_rt_frame() argument
467 x32_setup_rt_frame(struct ksignal *ksig, compat_sigset_t *set, struct pt_regs *regs) x32_setup_rt_frame() argument
/linux-4.1.27/drivers/video/fbdev/msm/
H A Dmdp_ppp.c92 static void rotate_dst_addr_x(struct mdp_blit_req *req, struct mdp_regs *regs) rotate_dst_addr_x() argument
94 regs->dst0 += (req->dst_rect.w - rotate_dst_addr_x()
95 min((uint32_t)16, req->dst_rect.w)) * regs->dst_bpp; rotate_dst_addr_x()
96 regs->dst1 += (req->dst_rect.w - rotate_dst_addr_x()
97 min((uint32_t)16, req->dst_rect.w)) * regs->dst_bpp; rotate_dst_addr_x()
100 static void rotate_dst_addr_y(struct mdp_blit_req *req, struct mdp_regs *regs) rotate_dst_addr_y() argument
102 regs->dst0 += (req->dst_rect.h - rotate_dst_addr_y()
104 regs->dst_ystride; rotate_dst_addr_y()
105 regs->dst1 += (req->dst_rect.h - rotate_dst_addr_y()
107 regs->dst_ystride; rotate_dst_addr_y()
111 struct mdp_regs *regs) blit_rotate()
116 regs->op |= PPP_OP_ROT_ON; blit_rotate()
119 rotate_dst_addr_x(req, regs); blit_rotate()
121 regs->op |= PPP_OP_ROT_90; blit_rotate()
123 regs->op |= PPP_OP_FLIP_UD; blit_rotate()
124 rotate_dst_addr_y(req, regs); blit_rotate()
127 regs->op |= PPP_OP_FLIP_LR; blit_rotate()
130 static void blit_convert(struct mdp_blit_req *req, struct mdp_regs *regs) blit_convert() argument
135 regs->op |= PPP_OP_CONVERT_RGB2YCBCR | PPP_OP_CONVERT_ON; blit_convert()
137 regs->op |= PPP_OP_CONVERT_YCBCR2RGB | PPP_OP_CONVERT_ON; blit_convert()
139 regs->op |= PPP_OP_CONVERT_MATRIX_SECONDARY; blit_convert()
169 static void blit_blend(struct mdp_blit_req *req, struct mdp_regs *regs) blit_blend() argument
179 regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON | blit_blend()
186 regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON | blit_blend()
194 regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON | blit_blend()
198 regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON | blit_blend()
203 regs->op |= bg_op_chroma[req->dst.format]; blit_blend()
336 static int get_edge_cond(struct mdp_blit_req *req, struct mdp_regs *regs) get_edge_cond() argument
350 regs->edge = 0; get_edge_cond()
360 if (regs->op & (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON)) { get_edge_cond()
424 regs->edge |= (chroma_repeat[IMG_LEFT] & 3) << MDP_LEFT_CHROMA; get_edge_cond()
425 regs->edge |= (chroma_repeat[IMG_RIGHT] & 3) << MDP_RIGHT_CHROMA; get_edge_cond()
426 regs->edge |= (chroma_repeat[IMG_TOP] & 3) << MDP_TOP_CHROMA; get_edge_cond()
427 regs->edge |= (chroma_repeat[IMG_BOTTOM] & 3) << MDP_BOTTOM_CHROMA; get_edge_cond()
428 regs->edge |= (luma_repeat[IMG_LEFT] & 3) << MDP_LEFT_LUMA; get_edge_cond()
429 regs->edge |= (luma_repeat[IMG_RIGHT] & 3) << MDP_RIGHT_LUMA; get_edge_cond()
430 regs->edge |= (luma_repeat[IMG_TOP] & 3) << MDP_TOP_LUMA; get_edge_cond()
431 regs->edge |= (luma_repeat[IMG_BOTTOM] & 3) << MDP_BOTTOM_LUMA; get_edge_cond()
436 struct mdp_regs *regs) blit_scale()
452 regs->phasex_init = 0; blit_scale()
453 regs->phasey_init = 0; blit_scale()
454 regs->phasex_step = 0; blit_scale()
455 regs->phasey_step = 0; blit_scale()
494 regs->phasex_init = phase_init_x; blit_scale()
495 regs->phasey_init = phase_init_y; blit_scale()
496 regs->phasex_step = phase_step_x; blit_scale()
497 regs->phasey_step = phase_step_y; blit_scale()
498 regs->op |= (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON); blit_scale()
504 struct mdp_regs *regs) blit_blur()
516 regs->op |= (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON); blit_blur()
538 struct mdp_blit_req *req, struct mdp_regs *regs) valid_src_dst()
545 get_len(&req->src, &req->src_rect, regs->src_bpp, &src0_len, valid_src_dst()
547 get_len(&req->dst, &req->dst_rect, regs->dst_bpp, &dst0_len, valid_src_dst()
550 if (regs->src0 < src_min_ok || regs->src0 > src_max_ok || valid_src_dst()
551 regs->src0 + src0_len > src_max_ok) { valid_src_dst()
552 DLOG("invalid_src %x %x %lx %lx\n", regs->src0, valid_src_dst()
556 if (regs->src_cfg & PPP_SRC_PLANE_PSEUDOPLNR) { valid_src_dst()
557 if (regs->src1 < src_min_ok || regs->src1 > src_max_ok || valid_src_dst()
558 regs->src1 + src1_len > src_max_ok) { valid_src_dst()
563 if (regs->dst0 < dst_min_ok || regs->dst0 > dst_max_ok || valid_src_dst()
564 regs->dst0 + dst0_len > dst_max_ok) { valid_src_dst()
568 if (regs->dst_cfg & PPP_SRC_PLANE_PSEUDOPLNR) { valid_src_dst()
569 if (regs->dst1 < dst_min_ok || regs->dst1 > dst_max_ok || valid_src_dst()
570 regs->dst1 + dst1_len > dst_max_ok) { valid_src_dst()
579 static void flush_imgs(struct mdp_blit_req *req, struct mdp_regs *regs, flush_imgs() argument
605 struct mdp_regs *regs, struct file *src_file, send_blit()
609 mdp_writel(mdp, regs->src_rect, PPP_ADDR_SRC_ROI); send_blit()
610 mdp_writel(mdp, regs->src0, PPP_ADDR_SRC0); send_blit()
611 mdp_writel(mdp, regs->src1, PPP_ADDR_SRC1); send_blit()
612 mdp_writel(mdp, regs->src_ystride, PPP_ADDR_SRC_YSTRIDE); send_blit()
613 mdp_writel(mdp, regs->src_cfg, PPP_ADDR_SRC_CFG); send_blit()
614 mdp_writel(mdp, regs->src_pack, PPP_ADDR_SRC_PACK_PATTERN); send_blit()
616 mdp_writel(mdp, regs->op, PPP_ADDR_OPERATION); send_blit()
617 mdp_writel(mdp, regs->phasex_init, PPP_ADDR_PHASEX_INIT); send_blit()
618 mdp_writel(mdp, regs->phasey_init, PPP_ADDR_PHASEY_INIT); send_blit()
619 mdp_writel(mdp, regs->phasex_step, PPP_ADDR_PHASEX_STEP); send_blit()
620 mdp_writel(mdp, regs->phasey_step, PPP_ADDR_PHASEY_STEP); send_blit()
625 mdp_writel(mdp, regs->dst_cfg, PPP_ADDR_DST_CFG); send_blit()
626 mdp_writel(mdp, regs->dst_pack, PPP_ADDR_DST_PACK_PATTERN); send_blit()
627 mdp_writel(mdp, regs->dst_rect, PPP_ADDR_DST_ROI); send_blit()
628 mdp_writel(mdp, regs->dst0, PPP_ADDR_DST0); send_blit()
629 mdp_writel(mdp, regs->dst1, PPP_ADDR_DST1); send_blit()
630 mdp_writel(mdp, regs->dst_ystride, PPP_ADDR_DST_YSTRIDE); send_blit()
632 mdp_writel(mdp, regs->edge, PPP_ADDR_EDGE); send_blit()
633 if (regs->op & PPP_OP_BLEND_ON) { send_blit()
634 mdp_writel(mdp, regs->dst0, PPP_ADDR_BG0); send_blit()
635 mdp_writel(mdp, regs->dst1, PPP_ADDR_BG1); send_blit()
636 mdp_writel(mdp, regs->dst_ystride, PPP_ADDR_BG_YSTRIDE); send_blit()
641 flush_imgs(req, regs, src_file, dst_file); send_blit()
650 struct mdp_regs regs = {0}; mdp_ppp_blit() local
667 regs.src_cfg = src_img_cfg[req->src.format]; mdp_ppp_blit()
668 regs.src_cfg |= (req->src_rect.x & 0x1) ? PPP_SRC_BPP_ROI_ODD_X : 0; mdp_ppp_blit()
669 regs.src_cfg |= (req->src_rect.y & 0x1) ? PPP_SRC_BPP_ROI_ODD_Y : 0; mdp_ppp_blit()
670 regs.src_rect = (req->src_rect.h << 16) | req->src_rect.w; mdp_ppp_blit()
671 regs.src_pack = pack_pattern[req->src.format]; mdp_ppp_blit()
674 regs.dst_cfg = dst_img_cfg[req->dst.format] | PPP_DST_OUT_SEL_AXI; mdp_ppp_blit()
675 regs.dst_rect = (req->dst_rect.h << 16) | req->dst_rect.w; mdp_ppp_blit()
676 regs.dst_pack = pack_pattern[req->dst.format]; mdp_ppp_blit()
679 regs.src_bpp = bytes_per_pixel[req->src.format]; mdp_ppp_blit()
680 regs.src0 = src_start + req->src.offset; mdp_ppp_blit()
681 regs.src_ystride = req->src.width * regs.src_bpp; mdp_ppp_blit()
682 get_chroma_addr(&req->src, &req->src_rect, regs.src0, regs.src_bpp, mdp_ppp_blit()
683 regs.src_cfg, &regs.src1, &regs.src_ystride); mdp_ppp_blit()
684 regs.src0 += (req->src_rect.x + (req->src_rect.y * req->src.width)) * mdp_ppp_blit()
685 regs.src_bpp; mdp_ppp_blit()
688 regs.dst_bpp = bytes_per_pixel[req->dst.format]; mdp_ppp_blit()
689 regs.dst0 = dst_start + req->dst.offset; mdp_ppp_blit()
690 regs.dst_ystride = req->dst.width * regs.dst_bpp; mdp_ppp_blit()
691 get_chroma_addr(&req->dst, &req->dst_rect, regs.dst0, regs.dst_bpp, mdp_ppp_blit()
692 regs.dst_cfg, &regs.dst1, &regs.dst_ystride); mdp_ppp_blit()
693 regs.dst0 += (req->dst_rect.x + (req->dst_rect.y * req->dst.width)) * mdp_ppp_blit()
694 regs.dst_bpp; mdp_ppp_blit()
697 &regs)) { mdp_ppp_blit()
705 regs.op = 0; mdp_ppp_blit()
706 blit_rotate(req, &regs); mdp_ppp_blit()
707 blit_convert(req, &regs); mdp_ppp_blit()
709 regs.op |= PPP_OP_DITHER_EN; mdp_ppp_blit()
710 blit_blend(req, &regs); mdp_ppp_blit()
711 if (blit_scale(mdp, req, &regs)) { mdp_ppp_blit()
715 blit_blur(mdp, req, &regs); mdp_ppp_blit()
716 regs.op |= dst_op_chroma[req->dst.format] | mdp_ppp_blit()
726 if (get_edge_cond(req, &regs)) mdp_ppp_blit()
729 send_blit(mdp, req, &regs, src_file, dst_file); mdp_ppp_blit()
110 blit_rotate(struct mdp_blit_req *req, struct mdp_regs *regs) blit_rotate() argument
435 blit_scale(const struct mdp_info *mdp, struct mdp_blit_req *req, struct mdp_regs *regs) blit_scale() argument
503 blit_blur(const struct mdp_info *mdp, struct mdp_blit_req *req, struct mdp_regs *regs) blit_blur() argument
536 valid_src_dst(unsigned long src_start, unsigned long src_len, unsigned long dst_start, unsigned long dst_len, struct mdp_blit_req *req, struct mdp_regs *regs) valid_src_dst() argument
604 send_blit(const struct mdp_info *mdp, struct mdp_blit_req *req, struct mdp_regs *regs, struct file *src_file, struct file *dst_file) send_blit() argument
/linux-4.1.27/arch/arm/plat-samsung/
H A Dpm-debug.c30 static inline void s3c_pm_arch_update_uart(void __iomem *regs, s3c_pm_arch_update_uart() argument
68 void __iomem *regs = s3c_pm_uart_base(); s3c_pm_save_uarts() local
71 save->ulcon = __raw_readl(regs + S3C2410_ULCON); s3c_pm_save_uarts()
72 save->ucon = __raw_readl(regs + S3C2410_UCON); s3c_pm_save_uarts()
73 save->ufcon = __raw_readl(regs + S3C2410_UFCON); s3c_pm_save_uarts()
74 save->umcon = __raw_readl(regs + S3C2410_UMCON); s3c_pm_save_uarts()
75 save->ubrdiv = __raw_readl(regs + S3C2410_UBRDIV); s3c_pm_save_uarts()
78 save->udivslot = __raw_readl(regs + S3C2443_DIVSLOT); s3c_pm_save_uarts()
81 regs, save->ulcon, save->ucon, save->ufcon, save->ubrdiv); s3c_pm_save_uarts()
86 void __iomem *regs = s3c_pm_uart_base(); s3c_pm_restore_uarts() local
89 s3c_pm_arch_update_uart(regs, save); s3c_pm_restore_uarts()
91 __raw_writel(save->ulcon, regs + S3C2410_ULCON); s3c_pm_restore_uarts()
92 __raw_writel(save->ucon, regs + S3C2410_UCON); s3c_pm_restore_uarts()
93 __raw_writel(save->ufcon, regs + S3C2410_UFCON); s3c_pm_restore_uarts()
94 __raw_writel(save->umcon, regs + S3C2410_UMCON); s3c_pm_restore_uarts()
95 __raw_writel(save->ubrdiv, regs + S3C2410_UBRDIV); s3c_pm_restore_uarts()
98 __raw_writel(save->udivslot, regs + S3C2443_DIVSLOT); s3c_pm_restore_uarts()
/linux-4.1.27/arch/xtensa/kernel/
H A Dptrace.c54 struct pt_regs *regs = task_pt_regs(child); ptrace_getregs() local
56 unsigned long wb = regs->windowbase; ptrace_getregs()
62 __put_user(regs->pc, &gregset->pc); ptrace_getregs()
63 __put_user(regs->ps & ~(1 << PS_EXCM_BIT), &gregset->ps); ptrace_getregs()
64 __put_user(regs->lbeg, &gregset->lbeg); ptrace_getregs()
65 __put_user(regs->lend, &gregset->lend); ptrace_getregs()
66 __put_user(regs->lcount, &gregset->lcount); ptrace_getregs()
67 __put_user(regs->windowstart, &gregset->windowstart); ptrace_getregs()
68 __put_user(regs->windowbase, &gregset->windowbase); ptrace_getregs()
69 __put_user(regs->threadptr, &gregset->threadptr); ptrace_getregs()
72 __put_user(regs->areg[i], ptrace_getregs()
80 struct pt_regs *regs = task_pt_regs(child); ptrace_setregs() local
89 __get_user(regs->pc, &gregset->pc); ptrace_setregs()
91 __get_user(regs->lbeg, &gregset->lbeg); ptrace_setregs()
92 __get_user(regs->lend, &gregset->lend); ptrace_setregs()
93 __get_user(regs->lcount, &gregset->lcount); ptrace_setregs()
96 __get_user(regs->threadptr, &gregset->threadptr); ptrace_setregs()
98 regs->ps = (regs->ps & ~ps_mask) | (ps & ps_mask) | (1 << PS_EXCM_BIT); ptrace_setregs()
103 if (wb != regs->windowbase || ws != regs->windowstart) { ptrace_setregs()
110 regs->windowbase = wb; ptrace_setregs()
111 regs->windowstart = ws; ptrace_setregs()
112 regs->wmask = wmask; ptrace_setregs()
115 if (wb != 0 && __copy_from_user(regs->areg + XCHAL_NUM_AREGS - wb * 4, ptrace_setregs()
119 if (__copy_from_user(regs->areg, gregset->a + wb * 4, ptrace_setregs()
129 struct pt_regs *regs = task_pt_regs(child); ptrace_getxregs() local
143 ret |= __copy_to_user(&xtregs->opt, &regs->xtregs_opt, ptrace_getxregs()
154 struct pt_regs *regs = task_pt_regs(child); ptrace_setxregs() local
169 ret |= __copy_from_user(&regs->xtregs_opt, &xtregs->opt, ptrace_setxregs()
179 struct pt_regs *regs; ptrace_peekusr() local
182 regs = task_pt_regs(child); ptrace_peekusr()
188 tmp = regs->areg[regno - REG_AR_BASE]; ptrace_peekusr()
192 tmp = regs->areg[regno - REG_A_BASE]; ptrace_peekusr()
196 tmp = regs->pc; ptrace_peekusr()
201 * its being set in regs is for exception handling ptrace_peekusr()
203 tmp = (regs->ps & ~(1 << PS_EXCM_BIT)); ptrace_peekusr()
211 unsigned long wb = regs->windowbase; ptrace_peekusr()
212 unsigned long ws = regs->windowstart; ptrace_peekusr()
217 tmp = regs->lbeg; ptrace_peekusr()
221 tmp = regs->lend; ptrace_peekusr()
225 tmp = regs->lcount; ptrace_peekusr()
229 tmp = regs->sar; ptrace_peekusr()
233 tmp = regs->syscall; ptrace_peekusr()
244 struct pt_regs *regs; ptrace_pokeusr() local
245 regs = task_pt_regs(child); ptrace_pokeusr()
249 regs->areg[regno - REG_AR_BASE] = val; ptrace_pokeusr()
253 regs->areg[regno - REG_A_BASE] = val; ptrace_pokeusr()
257 regs->pc = val; ptrace_pokeusr()
261 regs->syscall = val; ptrace_pokeusr()
338 void do_syscall_trace_enter(struct pt_regs *regs) do_syscall_trace_enter() argument
349 void do_syscall_trace_leave(struct pt_regs *regs) do_syscall_trace_leave() argument
/linux-4.1.27/arch/avr32/kernel/
H A Dtraps.c27 void die(const char *str, struct pt_regs *regs, long err) die() argument
61 show_regs_log_lvl(regs, KERN_EMERG); die()
62 show_stack_log_lvl(current, regs->sp, regs, KERN_EMERG); die()
76 void _exception(long signr, struct pt_regs *regs, int code, _exception() argument
81 if (!user_mode(regs)) { _exception()
85 fixup = search_exception_tables(regs->pc); _exception()
87 regs->pc = fixup->fixup; _exception()
90 die("Unhandled exception in kernel mode", regs, signr); _exception()
100 asmlinkage void do_nmi(unsigned long ecr, struct pt_regs *regs) do_nmi() argument
106 ret = notify_die(DIE_NMI, "NMI", regs, 0, ecr, SIGINT); do_nmi()
112 die("Fatal Non-Maskable Interrupt", regs, SIGINT); do_nmi()
121 asmlinkage void do_critical_exception(unsigned long ecr, struct pt_regs *regs) do_critical_exception() argument
123 die("Critical exception", regs, SIGKILL); do_critical_exception()
126 asmlinkage void do_address_exception(unsigned long ecr, struct pt_regs *regs) do_address_exception() argument
128 _exception(SIGBUS, regs, BUS_ADRALN, regs->pc); do_address_exception()
186 asmlinkage void do_illegal_opcode(unsigned long ecr, struct pt_regs *regs) do_illegal_opcode() argument
194 if (!user_mode(regs) && (ecr == ECR_ILLEGAL_OPCODE)) { do_illegal_opcode()
197 type = report_bug(regs->pc, regs); do_illegal_opcode()
202 regs->pc += 2; do_illegal_opcode()
205 die("Kernel BUG", regs, SIGKILL); do_illegal_opcode()
212 if (user_mode(regs)) { do_illegal_opcode()
213 pc = (void __user *)instruction_pointer(regs); do_illegal_opcode()
223 if (hook->fn(regs, insn) == 0) { do_illegal_opcode()
244 _exception(SIGILL, regs, code, regs->pc); do_illegal_opcode()
248 _exception(SIGSEGV, regs, SEGV_MAPERR, regs->pc); do_illegal_opcode()
251 asmlinkage void do_fpe(unsigned long ecr, struct pt_regs *regs) do_fpe() argument
254 _exception(SIGILL, regs, ILL_COPROC, regs->pc); do_fpe()
H A Dprocess.c119 struct pt_regs *regs, const char *log_lvl) show_trace_log_lvl()
124 if (regs) show_trace_log_lvl()
125 fp = regs->r7; show_trace_log_lvl()
158 struct pt_regs *regs, const char *log_lvl) show_trace_log_lvl()
180 struct pt_regs *regs, const char *log_lvl) show_stack_log_lvl()
198 show_trace_log_lvl(tsk, (unsigned long *)sp, regs, log_lvl); show_stack_log_lvl()
212 void show_regs_log_lvl(struct pt_regs *regs, const char *log_lvl) show_regs_log_lvl() argument
214 unsigned long sp = regs->sp; show_regs_log_lvl()
215 unsigned long lr = regs->lr; show_regs_log_lvl()
216 unsigned long mode = (regs->sr & MODE_MASK) >> MODE_SHIFT; show_regs_log_lvl()
220 if (!user_mode(regs)) { show_regs_log_lvl()
221 sp = (unsigned long)regs + FRAME_SIZE_FULL; show_regs_log_lvl()
224 print_symbol("PC is at %s\n", instruction_pointer(regs)); show_regs_log_lvl()
231 log_lvl, instruction_pointer(regs), lr, print_tainted(), show_regs_log_lvl()
232 log_lvl, sp, regs->r12, regs->r11); show_regs_log_lvl()
234 log_lvl, regs->r10, regs->r9, regs->r8); show_regs_log_lvl()
236 log_lvl, regs->r7, regs->r6, regs->r5, regs->r4); show_regs_log_lvl()
238 log_lvl, regs->r3, regs->r2, regs->r1, regs->r0); show_regs_log_lvl()
240 regs->sr & SR_Q ? 'Q' : 'q', show_regs_log_lvl()
241 regs->sr & SR_V ? 'V' : 'v', show_regs_log_lvl()
242 regs->sr & SR_N ? 'N' : 'n', show_regs_log_lvl()
243 regs->sr & SR_Z ? 'Z' : 'z', show_regs_log_lvl()
244 regs->sr & SR_C ? 'C' : 'c'); show_regs_log_lvl()
246 regs->sr & SR_H ? 'H' : 'h', show_regs_log_lvl()
247 regs->sr & SR_J ? 'J' : 'j', show_regs_log_lvl()
248 regs->sr & SR_DM ? 'M' : 'm', show_regs_log_lvl()
249 regs->sr & SR_D ? 'D' : 'd', show_regs_log_lvl()
250 regs->sr & SR_EM ? 'E' : 'e', show_regs_log_lvl()
251 regs->sr & SR_I3M ? '3' : '.', show_regs_log_lvl()
252 regs->sr & SR_I2M ? '2' : '.', show_regs_log_lvl()
253 regs->sr & SR_I1M ? '1' : '.', show_regs_log_lvl()
254 regs->sr & SR_I0M ? '0' : '.', show_regs_log_lvl()
255 regs->sr & SR_GM ? 'G' : 'g'); show_regs_log_lvl()
259 void show_regs(struct pt_regs *regs) show_regs() argument
261 unsigned long sp = regs->sp; show_regs()
263 if (!user_mode(regs)) show_regs()
264 sp = (unsigned long)regs + FRAME_SIZE_FULL; show_regs()
266 show_regs_log_lvl(regs, ""); show_regs()
267 show_trace_log_lvl(current, (unsigned long *)sp, regs, ""); show_regs()
272 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) dump_fpu() argument
118 show_trace_log_lvl(struct task_struct *tsk, unsigned long *sp, struct pt_regs *regs, const char *log_lvl) show_trace_log_lvl() argument
157 show_trace_log_lvl(struct task_struct *tsk, unsigned long *sp, struct pt_regs *regs, const char *log_lvl) show_trace_log_lvl() argument
179 show_stack_log_lvl(struct task_struct *tsk, unsigned long sp, struct pt_regs *regs, const char *log_lvl) show_stack_log_lvl() argument
H A Dsignal.c32 restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) restore_sigcontext() argument
36 #define COPY(x) err |= __get_user(regs->x, &sc->x) restore_sigcontext()
60 err |= !valid_user_regs(regs); restore_sigcontext()
66 asmlinkage int sys_rt_sigreturn(struct pt_regs *regs) sys_rt_sigreturn() argument
74 frame = (struct rt_sigframe __user *)regs->sp; sys_rt_sigreturn()
85 if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) sys_rt_sigreturn()
92 regs->pc, regs->lr, regs->sp); sys_rt_sigreturn()
94 return regs->r12; sys_rt_sigreturn()
102 setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs) setup_sigcontext() argument
106 #define COPY(x) err |= __put_user(regs->x, &sc->x) setup_sigcontext()
130 get_sigframe(struct ksignal *ksig, struct pt_regs *regs, int framesize) get_sigframe() argument
132 unsigned long sp = sigsp(regs->sp, ksig); get_sigframe()
138 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
143 frame = get_sigframe(ksig, regs, sizeof(*frame)); setup_rt_frame()
168 err |= __save_altstack(&frame->uc.uc_stack, regs->sp); setup_rt_frame()
169 err |= setup_sigcontext(&frame->uc.uc_mcontext, regs); setup_rt_frame()
175 regs->r12 = ksig->sig; setup_rt_frame()
176 regs->r11 = (unsigned long) &frame->info; setup_rt_frame()
177 regs->r10 = (unsigned long) &frame->uc; setup_rt_frame()
178 regs->sp = (unsigned long) frame; setup_rt_frame()
180 regs->lr = (unsigned long)ksig->ka.sa.sa_restorer; setup_rt_frame()
184 regs->lr = (unsigned long) &frame->retcode; setup_rt_frame()
188 current->comm, current->pid, ksig->sig, regs->sp, setup_rt_frame()
189 regs->pc, ksig->ka.sa.sa_handler, regs->lr); setup_rt_frame()
191 regs->pc = (unsigned long)ksig->ka.sa.sa_handler; setup_rt_frame()
197 static inline void setup_syscall_restart(struct pt_regs *regs) setup_syscall_restart() argument
199 if (regs->r12 == -ERESTART_RESTARTBLOCK) setup_syscall_restart()
200 regs->r8 = __NR_restart_syscall; setup_syscall_restart()
202 regs->r12 = regs->r12_orig; setup_syscall_restart()
203 regs->pc -= 2; setup_syscall_restart()
207 handle_signal(struct ksignal *ksig, struct pt_regs *regs, int syscall) handle_signal() argument
214 ret = setup_rt_frame(ksig, sigmask_to_save(), regs); handle_signal()
219 ret |= !valid_user_regs(regs); handle_signal()
232 static void do_signal(struct pt_regs *regs, int syscall) do_signal() argument
241 if (!user_mode(regs)) do_signal()
246 switch (regs->r12) { do_signal()
250 regs->r12 = -EINTR; do_signal()
256 regs->r12 = -EINTR; do_signal()
261 setup_syscall_restart(regs); do_signal()
271 handle_signal(&ksig, regs, syscall); do_signal()
274 asmlinkage void do_notify_resume(struct pt_regs *regs, struct thread_info *ti) do_notify_resume() argument
282 do_signal(regs, syscall); do_notify_resume()
286 tracehook_notify_resume(regs); do_notify_resume()
/linux-4.1.27/arch/powerpc/kernel/
H A Dtraps.c66 int (*__debugger)(struct pt_regs *regs) __read_mostly;
67 int (*__debugger_ipi)(struct pt_regs *regs) __read_mostly;
68 int (*__debugger_bpt)(struct pt_regs *regs) __read_mostly;
69 int (*__debugger_sstep)(struct pt_regs *regs) __read_mostly;
70 int (*__debugger_iabr_match)(struct pt_regs *regs) __read_mostly;
71 int (*__debugger_break_match)(struct pt_regs *regs) __read_mostly;
72 int (*__debugger_fault_handler)(struct pt_regs *regs) __read_mostly;
117 static unsigned __kprobes long oops_begin(struct pt_regs *regs) oops_begin() argument
122 if (debugger(regs)) oops_begin()
145 static void __kprobes oops_end(unsigned long flags, struct pt_regs *regs, oops_end() argument
159 crash_fadump(regs, "die oops"); oops_end()
165 if (kexec_should_crash(current) || (TRAP(regs) == 0x100)) { oops_end()
166 crash_kexec(regs); oops_end()
173 crash_kexec_secondary(regs); oops_end()
197 static int __kprobes __die(const char *str, struct pt_regs *regs, long err) __die() argument
214 if (notify_die(DIE_OOPS, str, regs, err, 255, SIGSEGV) == NOTIFY_STOP) __die()
218 show_regs(regs); __die()
223 void die(const char *str, struct pt_regs *regs, long err) die() argument
225 unsigned long flags = oops_begin(regs); die()
227 if (__die(str, regs, err)) die()
229 oops_end(flags, regs, err); die()
233 struct pt_regs *regs, siginfo_t *info) user_single_step_siginfo()
238 info->si_addr = (void __user *)regs->nip; user_single_step_siginfo()
241 void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr) _exception() argument
249 if (!user_mode(regs)) { _exception()
250 die("Exception in kernel mode", regs, signr); _exception()
255 printk_ratelimited(regs->msr & MSR_64BIT ? fmt64 : fmt32, _exception()
257 addr, regs->nip, regs->link, code); _exception()
260 if (arch_irqs_disabled() && !arch_irq_disabled_regs(regs)) _exception()
272 void system_reset_exception(struct pt_regs *regs) system_reset_exception() argument
276 if (ppc_md.system_reset_exception(regs)) system_reset_exception()
280 die("System Reset", regs, SIGABRT); system_reset_exception()
283 if (!(regs->msr & MSR_RI)) system_reset_exception()
292 * regs->nip and regs->msr contains srr0 and ssr1.
294 long machine_check_early(struct pt_regs *regs) machine_check_early() argument
301 handled = cur_cpu_spec->machine_check_early(regs); machine_check_early()
305 long hmi_exception_realmode(struct pt_regs *regs) hmi_exception_realmode() argument
310 ppc_md.hmi_exception_early(regs); hmi_exception_realmode()
327 static inline int check_io_access(struct pt_regs *regs) check_io_access() argument
330 unsigned long msr = regs->msr; check_io_access()
332 unsigned int *nip = (unsigned int *)regs->nip; check_io_access()
335 && (entry = search_exception_tables(regs->nip)) != NULL) { check_io_access()
356 regs->gpr[rb] - _IO_BASE, nip); check_io_access()
357 regs->msr |= MSR_RI; check_io_access()
358 regs->nip = entry->fixup; check_io_access()
369 #define get_reason(regs) ((regs)->dsisr)
371 #define get_mc_reason(regs) ((regs)->dsisr)
373 #define get_mc_reason(regs) (mfspr(SPRN_MCSR))
381 #define single_stepping(regs) (current->thread.debug.dbcr0 & DBCR0_IC)
382 #define clear_single_step(regs) (current->thread.debug.dbcr0 &= ~DBCR0_IC)
387 #define get_reason(regs) ((regs)->msr)
388 #define get_mc_reason(regs) ((regs)->msr)
395 #define single_stepping(regs) ((regs)->msr & MSR_SE)
396 #define clear_single_step(regs) ((regs)->msr &= ~MSR_SE)
400 int machine_check_4xx(struct pt_regs *regs) machine_check_4xx() argument
402 unsigned long reason = get_mc_reason(regs); machine_check_4xx()
414 int machine_check_440A(struct pt_regs *regs) machine_check_440A() argument
416 unsigned long reason = get_mc_reason(regs); machine_check_440A()
450 int machine_check_47x(struct pt_regs *regs) machine_check_47x() argument
452 unsigned long reason = get_mc_reason(regs); machine_check_47x()
490 int machine_check_e500mc(struct pt_regs *regs) machine_check_e500mc() argument
497 recoverable = fsl_rio_mcheck_exception(regs); machine_check_e500mc()
589 int machine_check_e500(struct pt_regs *regs) machine_check_e500() argument
591 unsigned long reason = get_mc_reason(regs); machine_check_e500()
594 if (fsl_rio_mcheck_exception(regs)) machine_check_e500()
596 if (fsl_pci_mcheck_exception(regs)) machine_check_e500()
631 int machine_check_generic(struct pt_regs *regs) machine_check_generic() argument
636 int machine_check_e200(struct pt_regs *regs) machine_check_e200() argument
638 unsigned long reason = get_mc_reason(regs); machine_check_e200()
661 int machine_check_generic(struct pt_regs *regs) machine_check_generic() argument
663 unsigned long reason = get_mc_reason(regs); machine_check_generic()
698 void machine_check_exception(struct pt_regs *regs) machine_check_exception() argument
712 recover = ppc_md.machine_check_exception(regs); machine_check_exception()
714 recover = cur_cpu_spec->machine_check(regs); machine_check_exception()
726 bad_page_fault(regs, regs->dar, SIGBUS); machine_check_exception()
730 if (debugger_fault_handler(regs)) machine_check_exception()
733 if (check_io_access(regs)) machine_check_exception()
736 die("Machine check", regs, SIGBUS); machine_check_exception()
739 if (!(regs->msr & MSR_RI)) machine_check_exception()
746 void SMIException(struct pt_regs *regs) SMIException() argument
748 die("System Management Interrupt", regs, SIGABRT); SMIException()
751 void handle_hmi_exception(struct pt_regs *regs) handle_hmi_exception() argument
755 old_regs = set_irq_regs(regs); handle_hmi_exception()
759 ppc_md.handle_hmi_exception(regs); handle_hmi_exception()
765 void unknown_exception(struct pt_regs *regs) unknown_exception() argument
770 regs->nip, regs->msr, regs->trap); unknown_exception()
772 _exception(SIGTRAP, regs, 0, 0); unknown_exception()
777 void instruction_breakpoint_exception(struct pt_regs *regs) instruction_breakpoint_exception() argument
781 if (notify_die(DIE_IABR_MATCH, "iabr_match", regs, 5, instruction_breakpoint_exception()
784 if (debugger_iabr_match(regs)) instruction_breakpoint_exception()
786 _exception(SIGTRAP, regs, TRAP_BRKPT, regs->nip); instruction_breakpoint_exception()
792 void RunModeException(struct pt_regs *regs) RunModeException() argument
794 _exception(SIGTRAP, regs, 0, 0); RunModeException()
797 void __kprobes single_step_exception(struct pt_regs *regs) single_step_exception() argument
801 clear_single_step(regs); single_step_exception()
803 if (notify_die(DIE_SSTEP, "single_step", regs, 5, single_step_exception()
806 if (debugger_sstep(regs)) single_step_exception()
809 _exception(SIGTRAP, regs, TRAP_TRACE, regs->nip); single_step_exception()
821 static void emulate_single_step(struct pt_regs *regs) emulate_single_step() argument
823 if (single_stepping(regs)) emulate_single_step()
824 single_step_exception(regs); emulate_single_step()
854 static void parse_fpe(struct pt_regs *regs) parse_fpe() argument
862 _exception(SIGFPE, regs, code, regs->nip); parse_fpe()
876 static int emulate_string_inst(struct pt_regs *regs, u32 instword) emulate_string_inst() argument
890 EA = (rA == 0) ? 0 : regs->gpr[rA]; emulate_string_inst()
896 num_bytes = regs->xer & 0x7f; emulate_string_inst()
912 if ((regs->msr & MSR_64BIT) == 0) emulate_string_inst()
923 regs->gpr[rT] = 0; emulate_string_inst()
924 regs->gpr[rT] |= val << shift; emulate_string_inst()
928 val = regs->gpr[rT] >> shift; emulate_string_inst()
948 static int emulate_popcntb_inst(struct pt_regs *regs, u32 instword) emulate_popcntb_inst() argument
956 tmp = regs->gpr[rs]; emulate_popcntb_inst()
960 regs->gpr[ra] = tmp; emulate_popcntb_inst()
965 static int emulate_isel(struct pt_regs *regs, u32 instword) emulate_isel() argument
974 tmp = (rA == 0) ? 0 : regs->gpr[rA]; emulate_isel()
975 bit = (regs->ccr >> (31 - BC)) & 0x1; emulate_isel()
977 regs->gpr[rT] = bit ? tmp : regs->gpr[rB]; emulate_isel()
983 static inline bool tm_abort_check(struct pt_regs *regs, int cause) tm_abort_check() argument
990 if (MSR_TM_TRANSACTIONAL(regs->msr)) { tm_abort_check()
998 static inline bool tm_abort_check(struct pt_regs *regs, int reason) tm_abort_check() argument
1004 static int emulate_instruction(struct pt_regs *regs) emulate_instruction() argument
1009 if (!user_mode(regs)) emulate_instruction()
1011 CHECK_FULL_REGS(regs); emulate_instruction()
1013 if (get_user(instword, (u32 __user *)(regs->nip))) emulate_instruction()
1018 PPC_WARN_EMULATED(mfpvr, regs); emulate_instruction()
1020 regs->gpr[rd] = mfspr(SPRN_PVR); emulate_instruction()
1026 PPC_WARN_EMULATED(dcba, regs); emulate_instruction()
1035 PPC_WARN_EMULATED(mcrxr, regs); emulate_instruction()
1036 regs->ccr = (regs->ccr & ~msk) | ((regs->xer >> shift) & msk); emulate_instruction()
1037 regs->xer &= ~0xf0000000UL; emulate_instruction()
1043 if (tm_abort_check(regs, emulate_instruction()
1046 PPC_WARN_EMULATED(string, regs); emulate_instruction()
1047 return emulate_string_inst(regs, instword); emulate_instruction()
1052 PPC_WARN_EMULATED(popcntb, regs); emulate_instruction()
1053 return emulate_popcntb_inst(regs, instword); emulate_instruction()
1058 PPC_WARN_EMULATED(isel, regs); emulate_instruction()
1059 return emulate_isel(regs, instword); emulate_instruction()
1064 PPC_WARN_EMULATED(sync, regs); emulate_instruction()
1076 PPC_WARN_EMULATED(mfdscr, regs); emulate_instruction()
1078 regs->gpr[rd] = mfspr(SPRN_DSCR); emulate_instruction()
1087 PPC_WARN_EMULATED(mtdscr, regs); emulate_instruction()
1089 current->thread.dscr = regs->gpr[rd]; emulate_instruction()
1105 static int emulate_math(struct pt_regs *regs) emulate_math() argument
1108 extern int do_mathemu(struct pt_regs *regs); emulate_math()
1110 ret = do_mathemu(regs); emulate_math()
1112 PPC_WARN_EMULATED(math, regs); emulate_math()
1116 emulate_single_step(regs); emulate_math()
1121 _exception(SIGFPE, regs, code, regs->nip); emulate_math()
1125 _exception(SIGSEGV, regs, SEGV_MAPERR, regs->nip); emulate_math()
1132 static inline int emulate_math(struct pt_regs *regs) { return -1; } emulate_math() argument
1135 void __kprobes program_check_exception(struct pt_regs *regs) program_check_exception() argument
1138 unsigned int reason = get_reason(regs); program_check_exception()
1145 parse_fpe(regs); program_check_exception()
1151 if (debugger_bpt(regs)) program_check_exception()
1155 if (notify_die(DIE_BPT, "breakpoint", regs, 5, 5, SIGTRAP) program_check_exception()
1159 if (!(regs->msr & MSR_PR) && /* not user-mode */ program_check_exception()
1160 report_bug(regs->nip, regs) == BUG_TRAP_TYPE_WARN) { program_check_exception()
1161 regs->nip += 4; program_check_exception()
1164 _exception(SIGTRAP, regs, TRAP_BRKPT, regs->nip); program_check_exception()
1178 if (!user_mode(regs) && program_check_exception()
1179 report_bug(regs->nip, regs) == BUG_TRAP_TYPE_WARN) { program_check_exception()
1180 regs->nip += 4; program_check_exception()
1189 if (user_mode(regs)) { program_check_exception()
1190 _exception(SIGILL, regs, ILL_ILLOPN, regs->nip); program_check_exception()
1194 "at %lx (msr 0x%x)\n", regs->nip, reason); program_check_exception()
1195 die("Unrecoverable exception", regs, SIGABRT); program_check_exception()
1207 if (!user_mode(regs)) program_check_exception()
1211 if (!arch_irq_disabled_regs(regs)) program_check_exception()
1222 if (!emulate_math(regs)) program_check_exception()
1227 switch (emulate_instruction(regs)) { program_check_exception()
1229 regs->nip += 4; program_check_exception()
1230 emulate_single_step(regs); program_check_exception()
1233 _exception(SIGSEGV, regs, SEGV_MAPERR, regs->nip); program_check_exception()
1240 _exception(SIGILL, regs, ILL_PRVOPC, regs->nip); program_check_exception()
1242 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip); program_check_exception()
1252 void __kprobes emulation_assist_interrupt(struct pt_regs *regs) emulation_assist_interrupt() argument
1254 regs->msr |= REASON_ILLEGAL; emulation_assist_interrupt()
1255 program_check_exception(regs); emulation_assist_interrupt()
1258 void alignment_exception(struct pt_regs *regs) alignment_exception() argument
1264 if (!arch_irq_disabled_regs(regs)) alignment_exception()
1267 if (tm_abort_check(regs, TM_CAUSE_ALIGNMENT | TM_CAUSE_PERSISTENT)) alignment_exception()
1272 fixed = fix_alignment(regs); alignment_exception()
1275 regs->nip += 4; /* skip over emulated instruction */ alignment_exception()
1276 emulate_single_step(regs); alignment_exception()
1288 if (user_mode(regs)) alignment_exception()
1289 _exception(sig, regs, code, regs->dar); alignment_exception()
1291 bad_page_fault(regs, regs->dar, sig); alignment_exception()
1297 void StackOverflow(struct pt_regs *regs) StackOverflow() argument
1300 current, regs->gpr[1]); StackOverflow()
1301 debugger(regs); StackOverflow()
1302 show_regs(regs); StackOverflow()
1306 void nonrecoverable_exception(struct pt_regs *regs) nonrecoverable_exception() argument
1309 regs->nip, regs->msr); nonrecoverable_exception()
1310 debugger(regs); nonrecoverable_exception()
1311 die("nonrecoverable exception", regs, SIGKILL); nonrecoverable_exception()
1314 void trace_syscall(struct pt_regs *regs) trace_syscall() argument
1317 current, task_pid_nr(current), regs->nip, regs->link, regs->gpr[0], trace_syscall()
1318 regs->ccr&0x10000000?"Error=":"", regs->gpr[3], print_tainted()); trace_syscall()
1321 void kernel_fp_unavailable_exception(struct pt_regs *regs) kernel_fp_unavailable_exception() argument
1326 "%lx at %lx\n", regs->trap, regs->nip); kernel_fp_unavailable_exception()
1327 die("Unrecoverable FP Unavailable Exception", regs, SIGABRT); kernel_fp_unavailable_exception()
1332 void altivec_unavailable_exception(struct pt_regs *regs) altivec_unavailable_exception() argument
1336 if (user_mode(regs)) { altivec_unavailable_exception()
1339 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip); altivec_unavailable_exception()
1344 "%lx at %lx\n", regs->trap, regs->nip); altivec_unavailable_exception()
1345 die("Unrecoverable VMX/Altivec Unavailable Exception", regs, SIGABRT); altivec_unavailable_exception()
1351 void vsx_unavailable_exception(struct pt_regs *regs) vsx_unavailable_exception() argument
1353 if (user_mode(regs)) { vsx_unavailable_exception()
1356 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip); vsx_unavailable_exception()
1361 "%lx at %lx\n", regs->trap, regs->nip); vsx_unavailable_exception()
1362 die("Unrecoverable VSX Unavailable Exception", regs, SIGABRT); vsx_unavailable_exception()
1366 void facility_unavailable_exception(struct pt_regs *regs) facility_unavailable_exception() argument
1383 hv = (regs->trap == 0xf80); facility_unavailable_exception()
1405 if (!arch_irq_disabled_regs(regs)) facility_unavailable_exception()
1410 hv ? "Hypervisor " : "", facility, regs->nip, regs->msr); facility_unavailable_exception()
1412 if (user_mode(regs)) { facility_unavailable_exception()
1413 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip); facility_unavailable_exception()
1417 die("Unexpected facility unavailable exception", regs, SIGABRT); facility_unavailable_exception()
1423 void fp_unavailable_tm(struct pt_regs *regs) fp_unavailable_tm() argument
1428 regs->nip, regs->msr); fp_unavailable_tm()
1431 * beginning the transaction. So, the transactional regs are just a fp_unavailable_tm()
1441 regs->msr |= (MSR_FP | current->thread.fpexc_mode); fp_unavailable_tm()
1452 if (regs->msr & MSR_VEC) { fp_unavailable_tm()
1455 regs->msr |= MSR_VSX; fp_unavailable_tm()
1459 void altivec_unavailable_tm(struct pt_regs *regs) altivec_unavailable_tm() argument
1467 regs->nip, regs->msr); altivec_unavailable_tm()
1469 regs->msr |= MSR_VEC; altivec_unavailable_tm()
1473 if (regs->msr & MSR_FP) { altivec_unavailable_tm()
1475 regs->msr |= MSR_VSX; altivec_unavailable_tm()
1479 void vsx_unavailable_tm(struct pt_regs *regs) vsx_unavailable_tm() argument
1481 unsigned long orig_msr = regs->msr; vsx_unavailable_tm()
1486 * If FP isn't in use, load FP regs. If VEC isn't in use, load VEC vsx_unavailable_tm()
1487 * regs. Either way, set MSR_VSX. vsx_unavailable_tm()
1492 regs->nip, regs->msr); vsx_unavailable_tm()
1498 regs->msr |= MSR_VSX; vsx_unavailable_tm()
1502 /* This reclaims FP and/or VR regs if they're already enabled */ vsx_unavailable_tm()
1505 regs->msr |= MSR_VEC | MSR_FP | current->thread.fpexc_mode | vsx_unavailable_tm()
1511 tm_recheckpoint(&current->thread, regs->msr & ~orig_msr); vsx_unavailable_tm()
1520 void performance_monitor_exception(struct pt_regs *regs) performance_monitor_exception() argument
1524 perf_irq(regs); performance_monitor_exception()
1528 void SoftwareEmulation(struct pt_regs *regs) SoftwareEmulation() argument
1530 CHECK_FULL_REGS(regs); SoftwareEmulation()
1532 if (!user_mode(regs)) { SoftwareEmulation()
1533 debugger(regs); SoftwareEmulation()
1535 regs, SIGFPE); SoftwareEmulation()
1538 if (!emulate_math(regs)) SoftwareEmulation()
1541 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip); SoftwareEmulation()
1546 static void handle_debug(struct pt_regs *regs, unsigned long debug_status) handle_debug() argument
1558 do_send_trap(regs, mfspr(SPRN_DAC1), debug_status, TRAP_HWBKPT, handle_debug()
1563 do_send_trap(regs, mfspr(SPRN_DAC2), debug_status, TRAP_HWBKPT, handle_debug()
1569 do_send_trap(regs, mfspr(SPRN_IAC1), debug_status, TRAP_HWBKPT, handle_debug()
1574 do_send_trap(regs, mfspr(SPRN_IAC2), debug_status, TRAP_HWBKPT, handle_debug()
1580 do_send_trap(regs, mfspr(SPRN_IAC3), debug_status, TRAP_HWBKPT, handle_debug()
1585 do_send_trap(regs, mfspr(SPRN_IAC4), debug_status, TRAP_HWBKPT, handle_debug()
1596 regs->msr |= MSR_DE; handle_debug()
1605 void __kprobes DebugException(struct pt_regs *regs, unsigned long debug_status) DebugException() argument
1615 regs->msr &= ~MSR_DE; DebugException()
1623 if (user_mode(regs)) { DebugException()
1626 regs->msr |= MSR_DE; DebugException()
1630 if (notify_die(DIE_SSTEP, "block_step", regs, 5, DebugException()
1634 if (debugger_sstep(regs)) DebugException()
1637 regs->msr &= ~MSR_DE; DebugException()
1644 if (notify_die(DIE_SSTEP, "single_step", regs, 5, DebugException()
1649 if (debugger_sstep(regs)) DebugException()
1652 if (user_mode(regs)) { DebugException()
1656 regs->msr |= MSR_DE; DebugException()
1662 _exception(SIGTRAP, regs, TRAP_TRACE, regs->nip); DebugException()
1664 handle_debug(regs, debug_status); DebugException()
1669 void TAUException(struct pt_regs *regs) TAUException() argument
1672 regs->nip, regs->msr, regs->trap, print_tainted()); TAUException()
1677 void altivec_assist_exception(struct pt_regs *regs) altivec_assist_exception() argument
1681 if (!user_mode(regs)) { altivec_assist_exception()
1683 " at %lx\n", regs->nip); altivec_assist_exception()
1684 die("Kernel VMX/Altivec assist exception", regs, SIGILL); altivec_assist_exception()
1689 PPC_WARN_EMULATED(altivec, regs); altivec_assist_exception()
1690 err = emulate_altivec(regs); altivec_assist_exception()
1692 regs->nip += 4; /* skip emulated instruction */ altivec_assist_exception()
1693 emulate_single_step(regs); altivec_assist_exception()
1699 _exception(SIGSEGV, regs, SEGV_ACCERR, regs->nip); altivec_assist_exception()
1704 "in %s at %lx\n", current->comm, regs->nip); altivec_assist_exception()
1711 void CacheLockingException(struct pt_regs *regs, unsigned long address, CacheLockingException() argument
1719 _exception(SIGILL, regs, ILL_PRVOPC, regs->nip); CacheLockingException()
1725 void SPEFloatingPointException(struct pt_regs *regs) SPEFloatingPointException() argument
1727 extern int do_spe_mathemu(struct pt_regs *regs); SPEFloatingPointException()
1752 err = do_spe_mathemu(regs); SPEFloatingPointException()
1754 regs->nip += 4; /* skip emulated instruction */ SPEFloatingPointException()
1755 emulate_single_step(regs); SPEFloatingPointException()
1761 _exception(SIGSEGV, regs, SEGV_ACCERR, regs->nip); SPEFloatingPointException()
1765 "in %s at %lx\n", current->comm, regs->nip); SPEFloatingPointException()
1767 _exception(SIGFPE, regs, code, regs->nip); SPEFloatingPointException()
1773 void SPEFloatingPointRoundException(struct pt_regs *regs) SPEFloatingPointRoundException() argument
1775 extern int speround_handler(struct pt_regs *regs); SPEFloatingPointRoundException()
1779 if (regs->msr & MSR_SPE) SPEFloatingPointRoundException()
1783 regs->nip -= 4; SPEFloatingPointRoundException()
1784 err = speround_handler(regs); SPEFloatingPointRoundException()
1786 regs->nip += 4; /* skip emulated instruction */ SPEFloatingPointRoundException()
1787 emulate_single_step(regs); SPEFloatingPointRoundException()
1793 _exception(SIGSEGV, regs, SEGV_ACCERR, regs->nip); SPEFloatingPointRoundException()
1797 "in %s at %lx\n", current->comm, regs->nip); SPEFloatingPointRoundException()
1799 _exception(SIGFPE, regs, 0, regs->nip); SPEFloatingPointRoundException()
1811 void unrecoverable_exception(struct pt_regs *regs) unrecoverable_exception() argument
1814 regs->trap, regs->nip); unrecoverable_exception()
1815 die("Unrecoverable exception", regs, SIGABRT); unrecoverable_exception()
1823 void __attribute__ ((weak)) WatchdogHandler(struct pt_regs *regs) WatchdogHandler() argument
1830 void WatchdogException(struct pt_regs *regs) WatchdogException() argument
1833 WatchdogHandler(regs); WatchdogException()
1841 void kernel_bad_stack(struct pt_regs *regs) kernel_bad_stack() argument
1844 regs->gpr[1], regs->nip); kernel_bad_stack()
1845 die("Bad kernel stack pointer", regs, SIGABRT); kernel_bad_stack()
232 user_single_step_siginfo(struct task_struct *tsk, struct pt_regs *regs, siginfo_t *info) user_single_step_siginfo() argument
/linux-4.1.27/arch/x86/mm/kmemcheck/
H A Derror.h9 unsigned long address, unsigned int size, struct pt_regs *regs);
11 void kmemcheck_error_save_bug(struct pt_regs *regs);
/linux-4.1.27/arch/arm64/include/asm/xen/
H A Devents.h14 static inline int xen_irqs_disabled(struct pt_regs *regs) xen_irqs_disabled() argument
16 return raw_irqs_disabled_flags((unsigned long) regs->pstate); xen_irqs_disabled()
/linux-4.1.27/arch/cris/include/asm/
H A Dptrace.h11 #define profile_pc(regs) instruction_pointer(regs)
/linux-4.1.27/arch/cris/kernel/
H A Dptrace.c30 extern int do_signal(int canrestart, struct pt_regs *regs);
33 void do_notify_resume(int canrestart, struct pt_regs *regs, do_notify_resume() argument
38 do_signal(canrestart,regs); do_notify_resume()
42 tracehook_notify_resume(regs); do_notify_resume()
46 void do_work_pending(int syscall, struct pt_regs *regs, do_work_pending() argument
53 if (unlikely(!user_mode(regs))) do_work_pending()
57 do_signal(syscall, regs); do_work_pending()
61 tracehook_notify_resume(regs); do_work_pending()
/linux-4.1.27/drivers/usb/host/
H A Dxhci-rcar.c63 if (hcd->regs != NULL) { xhci_rcar_start()
65 temp = readl(hcd->regs + RCAR_USB3_INT_ENA); xhci_rcar_start()
67 writel(temp, hcd->regs + RCAR_USB3_INT_ENA); xhci_rcar_start()
69 writel(RCAR_USB3_LCLK_ENA_VAL, hcd->regs + RCAR_USB3_LCLK); xhci_rcar_start()
71 writel(RCAR_USB3_CONF1_VAL, hcd->regs + RCAR_USB3_CONF1); xhci_rcar_start()
72 writel(RCAR_USB3_CONF2_VAL, hcd->regs + RCAR_USB3_CONF2); xhci_rcar_start()
73 writel(RCAR_USB3_CONF3_VAL, hcd->regs + RCAR_USB3_CONF3); xhci_rcar_start()
75 writel(RCAR_USB3_RX_POL_VAL, hcd->regs + RCAR_USB3_RX_POL); xhci_rcar_start()
76 writel(RCAR_USB3_TX_POL_VAL, hcd->regs + RCAR_USB3_TX_POL); xhci_rcar_start()
80 static int xhci_rcar_download_firmware(struct device *dev, void __iomem *regs) xhci_rcar_download_firmware() argument
93 temp = readl(regs + RCAR_USB3_DL_CTRL); xhci_rcar_download_firmware()
95 writel(temp, regs + RCAR_USB3_DL_CTRL); xhci_rcar_download_firmware()
103 writel(data, regs + RCAR_USB3_FW_DATA0); xhci_rcar_download_firmware()
104 temp = readl(regs + RCAR_USB3_DL_CTRL); xhci_rcar_download_firmware()
106 writel(temp, regs + RCAR_USB3_DL_CTRL); xhci_rcar_download_firmware()
109 val = readl(regs + RCAR_USB3_DL_CTRL); xhci_rcar_download_firmware()
120 temp = readl(regs + RCAR_USB3_DL_CTRL); xhci_rcar_download_firmware()
122 writel(temp, regs + RCAR_USB3_DL_CTRL); xhci_rcar_download_firmware()
125 val = readl(regs + RCAR_USB3_DL_CTRL); xhci_rcar_download_firmware()
143 /* If hcd->regs is NULL, we don't just call the following function */ xhci_rcar_init_quirk()
144 if (!hcd->regs) xhci_rcar_init_quirk()
147 return xhci_rcar_download_firmware(hcd->self.controller, hcd->regs); xhci_rcar_init_quirk()
/linux-4.1.27/drivers/media/platform/s3c-camif/
H A DMakefile3 s3c-camif-objs := camif-core.o camif-capture.o camif-regs.o
/linux-4.1.27/arch/arm/kernel/
H A Dperf_regs.c9 u64 perf_reg_value(struct pt_regs *regs, int idx) perf_reg_value() argument
14 return regs->uregs[idx]; perf_reg_value()
33 struct pt_regs *regs, perf_get_regs_user()
36 regs_user->regs = task_pt_regs(current); perf_get_regs_user()
32 perf_get_regs_user(struct perf_regs *regs_user, struct pt_regs *regs, struct pt_regs *regs_user_copy) perf_get_regs_user() argument
/linux-4.1.27/arch/c6x/kernel/
H A Dtraps.c20 int (*c6x_nmi_handler)(struct pt_regs *regs);
31 void show_regs(struct pt_regs *regs) show_regs() argument
35 pr_err("PC: %08lx SP: %08lx\n", regs->pc, regs->sp); show_regs()
36 pr_err("Status: %08lx ORIG_A4: %08lx\n", regs->csr, regs->orig_a4); show_regs()
37 pr_err("A0: %08lx B0: %08lx\n", regs->a0, regs->b0); show_regs()
38 pr_err("A1: %08lx B1: %08lx\n", regs->a1, regs->b1); show_regs()
39 pr_err("A2: %08lx B2: %08lx\n", regs->a2, regs->b2); show_regs()
40 pr_err("A3: %08lx B3: %08lx\n", regs->a3, regs->b3); show_regs()
41 pr_err("A4: %08lx B4: %08lx\n", regs->a4, regs->b4); show_regs()
42 pr_err("A5: %08lx B5: %08lx\n", regs->a5, regs->b5); show_regs()
43 pr_err("A6: %08lx B6: %08lx\n", regs->a6, regs->b6); show_regs()
44 pr_err("A7: %08lx B7: %08lx\n", regs->a7, regs->b7); show_regs()
45 pr_err("A8: %08lx B8: %08lx\n", regs->a8, regs->b8); show_regs()
46 pr_err("A9: %08lx B9: %08lx\n", regs->a9, regs->b9); show_regs()
47 pr_err("A10: %08lx B10: %08lx\n", regs->a10, regs->b10); show_regs()
48 pr_err("A11: %08lx B11: %08lx\n", regs->a11, regs->b11); show_regs()
49 pr_err("A12: %08lx B12: %08lx\n", regs->a12, regs->b12); show_regs()
50 pr_err("A13: %08lx B13: %08lx\n", regs->a13, regs->b13); show_regs()
51 pr_err("A14: %08lx B14: %08lx\n", regs->a14, regs->dp); show_regs()
52 pr_err("A15: %08lx B15: %08lx\n", regs->a15, regs->sp); show_regs()
53 pr_err("A16: %08lx B16: %08lx\n", regs->a16, regs->b16); show_regs()
54 pr_err("A17: %08lx B17: %08lx\n", regs->a17, regs->b17); show_regs()
55 pr_err("A18: %08lx B18: %08lx\n", regs->a18, regs->b18); show_regs()
56 pr_err("A19: %08lx B19: %08lx\n", regs->a19, regs->b19); show_regs()
57 pr_err("A20: %08lx B20: %08lx\n", regs->a20, regs->b20); show_regs()
58 pr_err("A21: %08lx B21: %08lx\n", regs->a21, regs->b21); show_regs()
59 pr_err("A22: %08lx B22: %08lx\n", regs->a22, regs->b22); show_regs()
60 pr_err("A23: %08lx B23: %08lx\n", regs->a23, regs->b23); show_regs()
61 pr_err("A24: %08lx B24: %08lx\n", regs->a24, regs->b24); show_regs()
62 pr_err("A25: %08lx B25: %08lx\n", regs->a25, regs->b25); show_regs()
63 pr_err("A26: %08lx B26: %08lx\n", regs->a26, regs->b26); show_regs()
64 pr_err("A27: %08lx B27: %08lx\n", regs->a27, regs->b27); show_regs()
65 pr_err("A28: %08lx B28: %08lx\n", regs->a28, regs->b28); show_regs()
66 pr_err("A29: %08lx B29: %08lx\n", regs->a29, regs->b29); show_regs()
67 pr_err("A30: %08lx B30: %08lx\n", regs->a30, regs->b30); show_regs()
68 pr_err("A31: %08lx B31: %08lx\n", regs->a31, regs->b31); show_regs()
244 static void do_trap(struct exception_info *except_info, struct pt_regs *regs) do_trap() argument
246 unsigned long addr = instruction_pointer(regs); do_trap()
251 except_info->kernel_str, regs->pc, do_trap()
254 die_if_kernel(except_info->kernel_str, regs, addr); do_trap()
267 static int process_iexcept(struct pt_regs *regs) process_iexcept() argument
274 pr_err("IEXCEPT: PC[0x%lx]\n", regs->pc); process_iexcept()
280 if (*(unsigned int *)regs->pc == BKPT_OPCODE) { process_iexcept()
286 do_trap(&bkpt_exception, regs); process_iexcept()
292 do_trap(&iexcept_table[iexcept_num], regs); process_iexcept()
300 static void process_eexcept(struct pt_regs *regs) process_eexcept() argument
304 pr_err("EEXCEPT: PC[0x%lx]\n", regs->pc); process_eexcept()
307 do_trap(&eexcept_table[evt], regs); process_eexcept()
315 asmlinkage int process_exception(struct pt_regs *regs) process_exception() argument
328 (c6x_nmi_handler)(regs); process_exception()
334 if (process_iexcept(regs)) process_exception()
339 process_eexcept(regs); process_exception()
346 do_trap(&iexcept_table[ie_num], regs); process_exception()
/linux-4.1.27/drivers/media/dvb-frontends/
H A Dstv6110x.c108 ret = stv6110x_write_regs(stv6110x, 0, stv6110x->regs, stv6110x_init()
109 ARRAY_SIZE(stv6110x->regs)); stv6110x_init()
125 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL1], CTRL1_K, (REFCLOCK_MHz - 16)); stv6110x_set_frequency()
128 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_DIV4SEL, 1); stv6110x_set_frequency()
129 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_PRESC32_ON, 0); stv6110x_set_frequency()
132 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_DIV4SEL, 1); stv6110x_set_frequency()
133 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_PRESC32_ON, 1); stv6110x_set_frequency()
136 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_DIV4SEL, 0); stv6110x_set_frequency()
137 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_PRESC32_ON, 0); stv6110x_set_frequency()
140 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_DIV4SEL, 0); stv6110x_set_frequency()
141 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_PRESC32_ON, 1); stv6110x_set_frequency()
157 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_R_DIV, rDivOpt); stv6110x_set_frequency()
158 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG1], TNG1_N_DIV_11_8, MSB(divider)); stv6110x_set_frequency()
159 STV6110x_SETFIELD(stv6110x->regs[STV6110x_TNG0], TNG0_N_DIV_7_0, LSB(divider)); stv6110x_set_frequency()
162 STV6110x_SETFIELD(stv6110x->regs[STV6110x_STAT1], STAT1_CALVCO_STRT, 1); stv6110x_set_frequency()
164 stv6110x_write_reg(stv6110x, STV6110x_CTRL1, stv6110x->regs[STV6110x_CTRL1]); stv6110x_set_frequency()
165 stv6110x_write_reg(stv6110x, STV6110x_TNG1, stv6110x->regs[STV6110x_TNG1]); stv6110x_set_frequency()
166 stv6110x_write_reg(stv6110x, STV6110x_TNG0, stv6110x->regs[STV6110x_TNG0]); stv6110x_set_frequency()
167 stv6110x_write_reg(stv6110x, STV6110x_STAT1, stv6110x->regs[STV6110x_STAT1]); stv6110x_set_frequency()
170 stv6110x_read_reg(stv6110x, STV6110x_STAT1, &stv6110x->regs[STV6110x_STAT1]); stv6110x_set_frequency()
171 if (!STV6110x_GETFIELD(STAT1_CALVCO_STRT, stv6110x->regs[STV6110x_STAT1])) stv6110x_set_frequency()
183 stv6110x_read_reg(stv6110x, STV6110x_TNG1, &stv6110x->regs[STV6110x_TNG1]); stv6110x_get_frequency()
184 stv6110x_read_reg(stv6110x, STV6110x_TNG0, &stv6110x->regs[STV6110x_TNG0]); stv6110x_get_frequency()
186 *frequency = (MAKEWORD16(STV6110x_GETFIELD(TNG1_N_DIV_11_8, stv6110x->regs[STV6110x_TNG1]), stv6110x_get_frequency()
187 STV6110x_GETFIELD(TNG0_N_DIV_7_0, stv6110x->regs[STV6110x_TNG0]))) * REFCLOCK_kHz; stv6110x_get_frequency()
189 *frequency /= (1 << (STV6110x_GETFIELD(TNG1_R_DIV, stv6110x->regs[STV6110x_TNG1]) + stv6110x_get_frequency()
190 STV6110x_GETFIELD(TNG1_DIV4SEL, stv6110x->regs[STV6110x_TNG1]))); stv6110x_get_frequency()
206 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL3], CTRL3_CF, 31); /* LPF */ stv6110x_set_bandwidth()
208 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL3], CTRL3_CF, 0); /* LPF */ stv6110x_set_bandwidth()
210 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL3], CTRL3_CF, ((halfbw / 1000000) - 5)); /* LPF */ stv6110x_set_bandwidth()
213 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL3], CTRL3_RCCLK_OFF, 0x0); /* cal. clk activated */ stv6110x_set_bandwidth()
214 STV6110x_SETFIELD(stv6110x->regs[STV6110x_STAT1], STAT1_CALRC_STRT, 0x1); /* LPF auto cal */ stv6110x_set_bandwidth()
216 stv6110x_write_reg(stv6110x, STV6110x_CTRL3, stv6110x->regs[STV6110x_CTRL3]); stv6110x_set_bandwidth()
217 stv6110x_write_reg(stv6110x, STV6110x_STAT1, stv6110x->regs[STV6110x_STAT1]); stv6110x_set_bandwidth()
220 stv6110x_read_reg(stv6110x, STV6110x_STAT1, &stv6110x->regs[STV6110x_STAT1]); stv6110x_set_bandwidth()
221 if (!STV6110x_GETFIELD(STAT1_CALRC_STRT, stv6110x->regs[STV6110x_STAT1])) stv6110x_set_bandwidth()
225 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL3], CTRL3_RCCLK_OFF, 0x1); /* cal. done */ stv6110x_set_bandwidth()
226 stv6110x_write_reg(stv6110x, STV6110x_CTRL3, stv6110x->regs[STV6110x_CTRL3]); stv6110x_set_bandwidth()
235 stv6110x_read_reg(stv6110x, STV6110x_CTRL3, &stv6110x->regs[STV6110x_CTRL3]); stv6110x_get_bandwidth()
236 *bandwidth = (STV6110x_GETFIELD(CTRL3_CF, stv6110x->regs[STV6110x_CTRL3]) + 5) * 2000000; stv6110x_get_bandwidth()
249 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_CO_DIV, 0); stv6110x_set_refclock()
252 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_CO_DIV, 1); stv6110x_set_refclock()
255 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_CO_DIV, 2); stv6110x_set_refclock()
259 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_CO_DIV, 3); stv6110x_set_refclock()
262 stv6110x_write_reg(stv6110x, STV6110x_CTRL2, stv6110x->regs[STV6110x_CTRL2]); stv6110x_set_refclock()
271 stv6110x_read_reg(stv6110x, STV6110x_CTRL2, &stv6110x->regs[STV6110x_CTRL2]); stv6110x_get_bbgain()
272 *gain = 2 * STV6110x_GETFIELD(CTRL2_BBGAIN, stv6110x->regs[STV6110x_CTRL2]); stv6110x_get_bbgain()
281 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_BBGAIN, gain / 2); stv6110x_set_bbgain()
282 stv6110x_write_reg(stv6110x, STV6110x_CTRL2, stv6110x->regs[STV6110x_CTRL2]); stv6110x_set_bbgain()
294 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL1], CTRL1_SYN, 0); stv6110x_set_mode()
295 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL1], CTRL1_RX, 0); stv6110x_set_mode()
296 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL1], CTRL1_LPT, 0); stv6110x_set_mode()
300 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL1], CTRL1_SYN, 1); stv6110x_set_mode()
301 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL1], CTRL1_RX, 1); stv6110x_set_mode()
302 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL1], CTRL1_LPT, 1); stv6110x_set_mode()
306 ret = stv6110x_write_reg(stv6110x, STV6110x_CTRL1, stv6110x->regs[STV6110x_CTRL1]); stv6110x_set_mode()
327 stv6110x_read_reg(stv6110x, STV6110x_STAT1, &stv6110x->regs[STV6110x_STAT1]); stv6110x_get_status()
329 if (STV6110x_GETFIELD(STAT1_LOCK, stv6110x->regs[STV6110x_STAT1])) stv6110x_get_status()
386 memcpy(stv6110x->regs, default_regs, 8); stv6110x_attach()
392 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_CO_DIV, 0); stv6110x_attach()
395 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_CO_DIV, 1); stv6110x_attach()
398 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_CO_DIV, 2); stv6110x_attach()
402 STV6110x_SETFIELD(stv6110x->regs[STV6110x_CTRL2], CTRL2_CO_DIV, 3); stv6110x_attach()
/linux-4.1.27/drivers/media/platform/exynos4-is/
H A Dfimc-lite-reg.c28 cfg = readl(dev->regs + FLITE_REG_CIGCTRL); flite_hw_reset()
30 writel(cfg, dev->regs + FLITE_REG_CIGCTRL); flite_hw_reset()
33 cfg = readl(dev->regs + FLITE_REG_CIGCTRL); flite_hw_reset()
40 writel(cfg, dev->regs + FLITE_REG_CIGCTRL); flite_hw_reset()
45 u32 cfg = readl(dev->regs + FLITE_REG_CISTATUS); flite_hw_clear_pending_irq()
47 writel(cfg, dev->regs + FLITE_REG_CISTATUS); flite_hw_clear_pending_irq()
52 u32 intsrc = readl(dev->regs + FLITE_REG_CISTATUS); flite_hw_get_interrupt_source()
59 u32 cfg = readl(dev->regs + FLITE_REG_CISTATUS2); flite_hw_clear_last_capture_end()
61 writel(cfg, dev->regs + FLITE_REG_CISTATUS2); flite_hw_clear_last_capture_end()
80 cfg = readl(dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_interrupt_mask()
83 writel(cfg, dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_interrupt_mask()
88 u32 cfg = readl(dev->regs + FLITE_REG_CIIMGCPT); flite_hw_capture_start()
90 writel(cfg, dev->regs + FLITE_REG_CIIMGCPT); flite_hw_capture_start()
95 u32 cfg = readl(dev->regs + FLITE_REG_CIIMGCPT); flite_hw_capture_stop()
97 writel(cfg, dev->regs + FLITE_REG_CIIMGCPT); flite_hw_capture_stop()
106 u32 cfg = readl(dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_test_pattern()
111 writel(cfg, dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_test_pattern()
147 cfg = readl(dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_source_format()
150 writel(cfg, dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_source_format()
152 cfg = readl(dev->regs + FLITE_REG_CISRCSIZE); flite_hw_set_source_format()
157 writel(cfg, dev->regs + FLITE_REG_CISRCSIZE); flite_hw_set_source_format()
166 cfg = readl(dev->regs + FLITE_REG_CIWDOFST); flite_hw_set_window_offset()
170 writel(cfg, dev->regs + FLITE_REG_CIWDOFST); flite_hw_set_window_offset()
176 writel(cfg, dev->regs + FLITE_REG_CIWDOFST2); flite_hw_set_window_offset()
182 u32 cfg = readl(dev->regs + FLITE_REG_CIGENERAL); flite_hw_set_camera_port()
187 writel(cfg, dev->regs + FLITE_REG_CIGENERAL); flite_hw_set_camera_port()
194 u32 cfg = readl(dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_camera_bus()
215 writel(cfg, dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_camera_bus()
222 u32 cfg = readl(dev->regs + FLITE_REG_CIODMAFMT); flite_hw_set_pack12()
229 writel(cfg, dev->regs + FLITE_REG_CIODMAFMT); flite_hw_set_pack12()
240 u32 cfg = readl(dev->regs + FLITE_REG_CIODMAFMT); flite_hw_set_out_order()
247 writel(cfg | pixcode[i][1], dev->regs + FLITE_REG_CIODMAFMT); flite_hw_set_out_order()
255 cfg = readl(dev->regs + FLITE_REG_CIOCAN); flite_hw_set_dma_window()
258 writel(cfg, dev->regs + FLITE_REG_CIOCAN); flite_hw_set_dma_window()
261 cfg = readl(dev->regs + FLITE_REG_CIOOFF); flite_hw_set_dma_window()
264 writel(cfg, dev->regs + FLITE_REG_CIOOFF); flite_hw_set_dma_window()
278 writel(buf->paddr, dev->regs + FLITE_REG_CIOSA); flite_hw_set_dma_buffer()
280 writel(buf->paddr, dev->regs + FLITE_REG_CIOSAN(index - 1)); flite_hw_set_dma_buffer()
282 cfg = readl(dev->regs + FLITE_REG_CIFCNTSEQ); flite_hw_set_dma_buffer()
284 writel(cfg, dev->regs + FLITE_REG_CIFCNTSEQ); flite_hw_set_dma_buffer()
294 cfg = readl(dev->regs + FLITE_REG_CIFCNTSEQ); flite_hw_mask_dma_buffer()
296 writel(cfg, dev->regs + FLITE_REG_CIFCNTSEQ); flite_hw_mask_dma_buffer()
303 u32 cfg = readl(dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_output_dma()
307 writel(cfg, dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_output_dma()
312 writel(cfg, dev->regs + FLITE_REG_CIGCTRL); flite_hw_set_output_dma()
345 u32 cfg = readl(dev->regs + registers[i].offset); flite_hw_dump_regs()
/linux-4.1.27/arch/metag/kernel/
H A Dptrace.c27 int metag_gp_regs_copyout(const struct pt_regs *regs, metag_gp_regs_copyout() argument
37 regs->ctx.DX, 0, 4*16); metag_gp_regs_copyout()
42 regs->ctx.AX, 4*16, 4*20); metag_gp_regs_copyout()
46 if (regs->ctx.SaveMask & TBICTX_XEXT_BIT) metag_gp_regs_copyout()
47 ptr = regs->ctx.Ext.Ctx.pExt; metag_gp_regs_copyout()
49 ptr = &regs->ctx.Ext.AX2; metag_gp_regs_copyout()
56 &regs->ctx.AX3, 4*22, 4*24); metag_gp_regs_copyout()
61 &regs->ctx.CurrPC, 4*24, 4*25); metag_gp_regs_copyout()
65 data = (unsigned long)regs->ctx.Flags; metag_gp_regs_copyout()
66 if (regs->ctx.SaveMask & TBICTX_CBUF_BIT) metag_gp_regs_copyout()
74 &regs->ctx.CurrRPT, 4*26, 4*29); metag_gp_regs_copyout()
84 int metag_gp_regs_copyin(struct pt_regs *regs, metag_gp_regs_copyin() argument
94 regs->ctx.DX, 0, 4*16); metag_gp_regs_copyin()
99 regs->ctx.AX, 4*16, 4*20); metag_gp_regs_copyin()
103 if (regs->ctx.SaveMask & TBICTX_XEXT_BIT) metag_gp_regs_copyin()
104 ptr = regs->ctx.Ext.Ctx.pExt; metag_gp_regs_copyin()
106 ptr = &regs->ctx.Ext.AX2; metag_gp_regs_copyin()
113 &regs->ctx.AX3, 4*22, 4*24); metag_gp_regs_copyin()
118 &regs->ctx.CurrPC, 4*24, 4*25); metag_gp_regs_copyin()
126 regs->ctx.Flags = data & 0xffff; metag_gp_regs_copyin()
128 regs->ctx.SaveMask |= TBICTX_XCBF_BIT | TBICTX_CBUF_BIT; metag_gp_regs_copyin()
130 regs->ctx.SaveMask &= ~TBICTX_CBUF_BIT; metag_gp_regs_copyin()
133 &regs->ctx.CurrRPT, 4*26, 4*29); metag_gp_regs_copyin()
143 const struct pt_regs *regs = task_pt_regs(target); metag_gp_regs_get() local
144 return metag_gp_regs_copyout(regs, pos, count, kbuf, ubuf); metag_gp_regs_get()
152 struct pt_regs *regs = task_pt_regs(target); metag_gp_regs_set() local
153 return metag_gp_regs_copyin(regs, pos, count, kbuf, ubuf); metag_gp_regs_set()
156 int metag_cb_regs_copyout(const struct pt_regs *regs, metag_cb_regs_copyout() argument
163 if (regs->ctx.SaveMask & TBICTX_XCBF_BIT) metag_cb_regs_copyout()
165 regs->extcb0, 0, 4*4); metag_cb_regs_copyout()
172 int metag_cb_regs_copyin(struct pt_regs *regs, metag_cb_regs_copyin() argument
180 regs->extcb0, 0, 4*4); metag_cb_regs_copyin()
189 const struct pt_regs *regs = task_pt_regs(target); metag_cb_regs_get() local
190 return metag_cb_regs_copyout(regs, pos, count, kbuf, ubuf); metag_cb_regs_get()
198 struct pt_regs *regs = task_pt_regs(target); metag_cb_regs_set() local
199 return metag_cb_regs_copyin(regs, pos, count, kbuf, ubuf); metag_cb_regs_set()
202 int metag_rp_state_copyout(const struct pt_regs *regs, metag_rp_state_copyout() argument
211 if (!(regs->ctx.SaveMask & TBICTX_CBRP_BIT)) { metag_rp_state_copyout()
217 mask = (regs->ctx.CurrDIVTIME & TXDIVTIME_RPMASK_BITS) >> metag_rp_state_copyout()
221 ptr = (void *)&regs->extcb0[1]; metag_rp_state_copyout()
239 int metag_rp_state_copyin(struct pt_regs *regs, metag_rp_state_copyin() argument
254 ptr = (void *)&regs->extcb0[1]; metag_rp_state_copyin()
260 regs->ctx.CurrDIVTIME &= ~TXDIVTIME_RPMASK_BITS; metag_rp_state_copyin()
261 regs->ctx.CurrDIVTIME |= (rp.mask << TXDIVTIME_RPMASK_S) metag_rp_state_copyin()
266 regs->ctx.SaveMask |= TBICTX_XCBF_BIT | TBICTX_CBRP_BIT; metag_rp_state_copyin()
268 regs->ctx.SaveMask &= ~TBICTX_CBRP_BIT; metag_rp_state_copyin()
278 const struct pt_regs *regs = task_pt_regs(target); metag_rp_state_get() local
279 return metag_rp_state_copyout(regs, pos, count, kbuf, ubuf); metag_rp_state_get()
287 struct pt_regs *regs = task_pt_regs(target); metag_rp_state_set() local
288 return metag_rp_state_copyin(regs, pos, count, kbuf, ubuf); metag_rp_state_set()
394 int syscall_trace_enter(struct pt_regs *regs) syscall_trace_enter() argument
399 ret = tracehook_report_syscall_entry(regs); syscall_trace_enter()
402 trace_sys_enter(regs, regs->ctx.DX[0].U1); syscall_trace_enter()
404 return ret ? -1 : regs->ctx.DX[0].U1; syscall_trace_enter()
407 void syscall_trace_leave(struct pt_regs *regs) syscall_trace_leave() argument
410 trace_sys_exit(regs, regs->ctx.DX[0].U1); syscall_trace_leave()
413 tracehook_report_syscall_exit(regs, 0); syscall_trace_leave()
H A Dsignal.c45 static int restore_sigcontext(struct pt_regs *regs, restore_sigcontext() argument
53 err = metag_gp_regs_copyin(regs, 0, sizeof(struct user_gp_regs), NULL, restore_sigcontext()
54 &sc->regs); restore_sigcontext()
56 err = metag_cb_regs_copyin(regs, 0, restore_sigcontext()
60 err = metag_rp_state_copyin(regs, 0, restore_sigcontext()
65 regs->REG_FLAGS |= TBICTX_PRIV_BIT; restore_sigcontext()
73 struct pt_regs *regs = current_pt_regs(); sys_rt_sigreturn() local
77 frame = (__force struct rt_sigframe __user *)(regs->REG_SP - sys_rt_sigreturn()
88 if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) sys_rt_sigreturn()
94 return regs->REG_RETVAL; sys_rt_sigreturn()
102 static int setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, setup_sigcontext() argument
107 err = metag_gp_regs_copyout(regs, 0, sizeof(struct user_gp_regs), NULL, setup_sigcontext()
108 &sc->regs); setup_sigcontext()
111 err = metag_cb_regs_copyout(regs, 0, setup_sigcontext()
115 err = metag_rp_state_copyout(regs, 0, setup_sigcontext()
127 regs->REG_FLAGS &= ~(TBICTX_XCBF_BIT | TBICTX_CBUF_BIT | setup_sigcontext()
133 regs->ctx.Flags &= ~TXSTATUS_LSM_STEP_BITS; setup_sigcontext()
152 struct pt_regs *regs) setup_rt_frame()
158 frame = get_sigframe(ksig, regs->REG_SP); setup_rt_frame()
167 err |= __save_altstack(&frame->uc.uc_stack, regs->REG_SP); setup_rt_frame()
169 regs, set->sig[0]); setup_rt_frame()
189 regs->REG_RTP = (unsigned long) frame->retcode; setup_rt_frame()
190 regs->REG_SP = (unsigned long) frame + sizeof(*frame); setup_rt_frame()
191 regs->REG_ARG1 = ksig->sig; setup_rt_frame()
192 regs->REG_ARG2 = (unsigned long) &frame->info; setup_rt_frame()
193 regs->REG_ARG3 = (unsigned long) &frame->uc; setup_rt_frame()
194 regs->REG_PC = (unsigned long) ksig->ka.sa.sa_handler; setup_rt_frame()
197 current->comm, current->pid, frame, regs->REG_PC, setup_rt_frame()
198 regs->REG_RTP); setup_rt_frame()
203 flush_cache_sigtramp(regs->REG_RTP, sizeof(frame->retcode)); setup_rt_frame()
208 static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
214 ret = setup_rt_frame(ksig, oldset, regs); handle_signal()
226 static int do_signal(struct pt_regs *regs, int syscall) do_signal() argument
243 continue_addr = regs->REG_PC; do_signal()
245 retval = regs->REG_RETVAL; do_signal()
258 regs->REG_PC = restart_addr; do_signal()
274 if (regs->REG_PC != restart_addr) do_signal()
282 regs->REG_RETVAL = -EINTR; do_signal()
283 regs->REG_PC = continue_addr; do_signal()
288 handle_signal(&ksig, regs); do_signal()
294 regs->REG_SYSCALL = __NR_restart_syscall; do_signal()
304 int do_work_pending(struct pt_regs *regs, unsigned int thread_flags, do_work_pending() argument
311 if (unlikely(!user_mode(regs))) do_work_pending()
315 int restart = do_signal(regs, syscall); do_work_pending()
327 tracehook_notify_resume(regs); do_work_pending()
151 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
/linux-4.1.27/arch/um/include/shared/
H A Dregisters.h16 extern int save_registers(int pid, struct uml_pt_regs *regs);
17 extern int restore_registers(int pid, struct uml_pt_regs *regs);
19 extern void get_safe_registers(unsigned long *regs, unsigned long *fp_regs);
21 extern int get_fp_registers(int pid, unsigned long *regs);
22 extern int put_fp_registers(int pid, unsigned long *regs);
/linux-4.1.27/arch/arc/kernel/
H A Dsignal.c26 * -In stash_usr_regs( ) and restore_usr_regs( ), save/restore of user regs
66 stash_usr_regs(struct rt_sigframe __user *sf, struct pt_regs *regs, stash_usr_regs() argument
70 err = __copy_to_user(&(sf->uc.uc_mcontext.regs.scratch), regs, stash_usr_regs()
71 sizeof(sf->uc.uc_mcontext.regs.scratch)); stash_usr_regs()
77 static int restore_usr_regs(struct pt_regs *regs, struct rt_sigframe __user *sf) restore_usr_regs() argument
86 err |= __copy_from_user(regs, &(sf->uc.uc_mcontext.regs.scratch), restore_usr_regs()
87 sizeof(sf->uc.uc_mcontext.regs.scratch)); restore_usr_regs()
104 struct pt_regs *regs = current_pt_regs(); SYSCALL_DEFINE0() local
113 if (regs->sp & 3) SYSCALL_DEFINE0()
116 sf = (struct rt_sigframe __force __user *)(regs->sp); SYSCALL_DEFINE0()
128 if (restore_usr_regs(regs, sf)) SYSCALL_DEFINE0()
132 syscall_wont_restart(regs); SYSCALL_DEFINE0()
136 * regs saved on user stack got fudged between save and sigreturn) SYSCALL_DEFINE0()
141 regs->status32 |= STATUS_U_MASK; SYSCALL_DEFINE0()
143 return regs->r0; SYSCALL_DEFINE0()
154 struct pt_regs *regs, get_sigframe()
157 unsigned long sp = sigsp(regs->sp, ksig); get_sigframe()
175 setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) setup_rt_frame() argument
181 sf = get_sigframe(ksig, regs, sizeof(struct rt_sigframe)); setup_rt_frame()
192 err |= stash_usr_regs(sf, regs, set); setup_rt_frame()
204 err |= __save_altstack(&sf->uc.uc_stack, regs->sp); setup_rt_frame()
207 regs->r1 = (unsigned long)&sf->info; setup_rt_frame()
208 regs->r2 = (unsigned long)&sf->uc; setup_rt_frame()
222 regs->r0 = ksig->sig; setup_rt_frame()
225 regs->ret = (unsigned long)ksig->ka.sa.sa_handler; setup_rt_frame()
234 regs->blink = (unsigned long)ksig->ka.sa.sa_restorer; setup_rt_frame()
237 regs->sp = (unsigned long)sf; setup_rt_frame()
243 regs->status32 &= ~STATUS_DE_MASK; setup_rt_frame()
244 regs->status32 |= STATUS_L_MASK; setup_rt_frame()
249 static void arc_restart_syscall(struct k_sigaction *ka, struct pt_regs *regs) arc_restart_syscall() argument
251 switch (regs->r0) { arc_restart_syscall()
260 regs->r0 = -EINTR; /* ERESTART_xxx is internal */ arc_restart_syscall()
270 regs->r0 = -EINTR; arc_restart_syscall()
286 regs->r0 = regs->orig_r0; arc_restart_syscall()
287 regs->ret -= 4; arc_restart_syscall()
296 handle_signal(struct ksignal *ksig, struct pt_regs *regs) handle_signal() argument
302 failed = setup_rt_frame(ksig, oldset, regs); handle_signal()
307 void do_signal(struct pt_regs *regs) do_signal() argument
312 restart_scall = in_syscall(regs) && syscall_restartable(regs); do_signal()
316 arc_restart_syscall(&ksig.ka, regs); do_signal()
317 syscall_wont_restart(regs); /* No more restarts */ do_signal()
319 handle_signal(&ksig, regs); do_signal()
325 if (regs->r0 == -ERESTARTNOHAND || do_signal()
326 regs->r0 == -ERESTARTSYS || regs->r0 == -ERESTARTNOINTR) { do_signal()
327 regs->r0 = regs->orig_r0; do_signal()
328 regs->ret -= 4; do_signal()
329 } else if (regs->r0 == -ERESTART_RESTARTBLOCK) { do_signal()
330 regs->r8 = __NR_restart_syscall; do_signal()
331 regs->ret -= 4; do_signal()
333 syscall_wont_restart(regs); /* No more restarts */ do_signal()
340 void do_notify_resume(struct pt_regs *regs) do_notify_resume() argument
347 tracehook_notify_resume(regs); do_notify_resume()
153 get_sigframe(struct ksignal *ksig, struct pt_regs *regs, unsigned long framesize) get_sigframe() argument
/linux-4.1.27/tools/perf/arch/arm/tests/
H A Ddwarf-unwind.c12 struct thread *thread, u64 *regs) sample_ustack()
25 sp = (unsigned long) regs[PERF_REG_ARM_SP]; sample_ustack()
46 struct regs_dump *regs = &sample->user_regs; test__arch_unwind_sample() local
56 regs->abi = PERF_SAMPLE_REGS_ABI; test__arch_unwind_sample()
57 regs->regs = buf; test__arch_unwind_sample()
58 regs->mask = PERF_REGS_MASK; test__arch_unwind_sample()
11 sample_ustack(struct perf_sample *sample, struct thread *thread, u64 *regs) sample_ustack() argument
/linux-4.1.27/tools/perf/arch/x86/tests/
H A Ddwarf-unwind.c12 struct thread *thread, u64 *regs) sample_ustack()
25 sp = (unsigned long) regs[PERF_REG_X86_SP]; sample_ustack()
46 struct regs_dump *regs = &sample->user_regs; test__arch_unwind_sample() local
56 regs->abi = PERF_SAMPLE_REGS_ABI; test__arch_unwind_sample()
57 regs->regs = buf; test__arch_unwind_sample()
58 regs->mask = PERF_REGS_MASK; test__arch_unwind_sample()
11 sample_ustack(struct perf_sample *sample, struct thread *thread, u64 *regs) sample_ustack() argument
/linux-4.1.27/arch/x86/kernel/kprobes/
H A Dftrace.c29 int __skip_singlestep(struct kprobe *p, struct pt_regs *regs, __skip_singlestep() argument
33 * Emulate singlestep (and also recover regs->ip) __skip_singlestep()
36 regs->ip = (unsigned long)p->addr + MCOUNT_INSN_SIZE; __skip_singlestep()
39 p->post_handler(p, regs, 0); __skip_singlestep()
43 regs->ip = orig_ip; __skip_singlestep()
47 int skip_singlestep(struct kprobe *p, struct pt_regs *regs, skip_singlestep() argument
51 return __skip_singlestep(p, regs, kcb, 0); skip_singlestep()
59 struct ftrace_ops *ops, struct pt_regs *regs) kprobe_ftrace_handler()
76 unsigned long orig_ip = regs->ip; kprobe_ftrace_handler()
77 /* Kprobe handler expects regs->ip = ip + 1 as breakpoint hit */ kprobe_ftrace_handler()
78 regs->ip = ip + sizeof(kprobe_opcode_t); kprobe_ftrace_handler()
82 if (!p->pre_handler || !p->pre_handler(p, regs)) kprobe_ftrace_handler()
83 __skip_singlestep(p, regs, kcb, orig_ip); kprobe_ftrace_handler()
85 * If pre_handler returns !0, it sets regs->ip and kprobe_ftrace_handler()
58 kprobe_ftrace_handler(unsigned long ip, unsigned long parent_ip, struct ftrace_ops *ops, struct pt_regs *regs) kprobe_ftrace_handler() argument
/linux-4.1.27/drivers/net/hippi/
H A Drrunner.c148 * Remap the MMIO regs into kernel space. rr_init_one()
150 rrpriv->regs = pci_iomap(pdev, 0, 0x1000); rr_init_one()
151 if (!rrpriv->regs) { rr_init_one()
189 writel(readl(&rrpriv->regs->HostCtrl) | NO_SWAP, rr_init_one()
190 &rrpriv->regs->HostCtrl); rr_init_one()
213 if (rrpriv->regs) rr_init_one()
214 pci_iounmap(pdev, rrpriv->regs); rr_init_one()
228 if (!(readl(&rr->regs->HostCtrl) & NIC_HALTED)) { rr_remove_one()
231 writel(HALT_NIC, &rr->regs->HostCtrl); rr_remove_one()
241 pci_iounmap(pdev, rr->regs); rr_remove_one()
254 struct rr_regs __iomem *regs; rr_issue_cmd() local
257 regs = rrpriv->regs; rr_issue_cmd()
262 if (readl(&regs->HostCtrl) & NIC_HALTED){ rr_issue_cmd()
264 "HostCtrl %08x\n", cmd->code, readl(&regs->HostCtrl)); rr_issue_cmd()
265 if (readl(&regs->Mode) & FATAL_ERR) rr_issue_cmd()
267 readl(&regs->Fail1), readl(&regs->Fail2)); rr_issue_cmd()
272 writel(*(u32*)(cmd), &regs->CmdRing[idx]); rr_issue_cmd()
279 if (readl(&regs->Mode) & FATAL_ERR) rr_issue_cmd()
280 printk("error code %02x\n", readl(&regs->Fail1)); rr_issue_cmd()
291 struct rr_regs __iomem *regs; rr_reset() local
296 regs = rrpriv->regs; rr_reset()
300 writel(0x01000000, &regs->TX_state); rr_reset()
301 writel(0xff800000, &regs->RX_state); rr_reset()
302 writel(0, &regs->AssistState); rr_reset()
303 writel(CLEAR_INTA, &regs->LocalCtrl); rr_reset()
304 writel(0x01, &regs->BrkPt); rr_reset()
305 writel(0, &regs->Timer); rr_reset()
306 writel(0, &regs->TimerRef); rr_reset()
307 writel(RESET_DMA, &regs->DmaReadState); rr_reset()
308 writel(RESET_DMA, &regs->DmaWriteState); rr_reset()
309 writel(0, &regs->DmaWriteHostHi); rr_reset()
310 writel(0, &regs->DmaWriteHostLo); rr_reset()
311 writel(0, &regs->DmaReadHostHi); rr_reset()
312 writel(0, &regs->DmaReadHostLo); rr_reset()
313 writel(0, &regs->DmaReadLen); rr_reset()
314 writel(0, &regs->DmaWriteLen); rr_reset()
315 writel(0, &regs->DmaWriteLcl); rr_reset()
316 writel(0, &regs->DmaWriteIPchecksum); rr_reset()
317 writel(0, &regs->DmaReadLcl); rr_reset()
318 writel(0, &regs->DmaReadIPchecksum); rr_reset()
319 writel(0, &regs->PciState); rr_reset()
321 writel(SWAP_DATA | PTR64BIT | PTR_WD_SWAP, &regs->Mode); rr_reset()
323 writel(SWAP_DATA | PTR64BIT | PTR_WD_NOSWAP, &regs->Mode); rr_reset()
325 writel(SWAP_DATA | PTR32BIT | PTR_WD_NOSWAP, &regs->Mode); rr_reset()
332 writel(0xdf000, &regs->RxBase); rr_reset()
333 writel(0xdf000, &regs->RxPrd); rr_reset()
334 writel(0xdf000, &regs->RxCon); rr_reset()
335 writel(0xce000, &regs->TxBase); rr_reset()
336 writel(0xce000, &regs->TxPrd); rr_reset()
337 writel(0xce000, &regs->TxCon); rr_reset()
338 writel(0, &regs->RxIndPro); rr_reset()
339 writel(0, &regs->RxIndCon); rr_reset()
340 writel(0, &regs->RxIndRef); rr_reset()
341 writel(0, &regs->TxIndPro); rr_reset()
342 writel(0, &regs->TxIndCon); rr_reset()
343 writel(0, &regs->TxIndRef); rr_reset()
344 writel(0xcc000, &regs->pad10[0]); rr_reset()
345 writel(0, &regs->DrCmndPro); rr_reset()
346 writel(0, &regs->DrCmndCon); rr_reset()
347 writel(0, &regs->DwCmndPro); rr_reset()
348 writel(0, &regs->DwCmndCon); rr_reset()
349 writel(0, &regs->DwCmndRef); rr_reset()
350 writel(0, &regs->DrDataPro); rr_reset()
351 writel(0, &regs->DrDataCon); rr_reset()
352 writel(0, &regs->DrDataRef); rr_reset()
353 writel(0, &regs->DwDataPro); rr_reset()
354 writel(0, &regs->DwDataCon); rr_reset()
355 writel(0, &regs->DwDataRef); rr_reset()
358 writel(0xffffffff, &regs->MbEvent); rr_reset()
359 writel(0, &regs->Event); rr_reset()
361 writel(0, &regs->TxPi); rr_reset()
362 writel(0, &regs->IpRxPi); rr_reset()
364 writel(0, &regs->EvtCon); rr_reset()
365 writel(0, &regs->EvtPrd); rr_reset()
370 writel(0, &regs->CmdRing[i]); rr_reset()
375 writel(RBURST_64|WBURST_64, &regs->PciState); rr_reset()
386 writel(start_pc + 0x800, &regs->Pc); rr_reset()
390 writel(start_pc, &regs->Pc); rr_reset()
405 struct rr_regs __iomem *regs = rrpriv->regs; rr_read_eeprom() local
408 io = readl(&regs->ExtIo); rr_read_eeprom()
409 writel(0, &regs->ExtIo); rr_read_eeprom()
410 misc = readl(&regs->LocalCtrl); rr_read_eeprom()
411 writel(0, &regs->LocalCtrl); rr_read_eeprom()
412 host = readl(&regs->HostCtrl); rr_read_eeprom()
413 writel(host | HALT_NIC, &regs->HostCtrl); rr_read_eeprom()
417 writel((EEPROM_BASE + ((offset+i) << 3)), &regs->WinBase); rr_read_eeprom()
419 buf[i] = (readl(&regs->WinData) >> 24) & 0xff; rr_read_eeprom()
423 writel(host, &regs->HostCtrl); rr_read_eeprom()
424 writel(misc, &regs->LocalCtrl); rr_read_eeprom()
425 writel(io, &regs->ExtIo); rr_read_eeprom()
457 struct rr_regs __iomem *regs = rrpriv->regs; write_eeprom() local
460 io = readl(&regs->ExtIo); write_eeprom()
461 writel(0, &regs->ExtIo); write_eeprom()
462 misc = readl(&regs->LocalCtrl); write_eeprom()
463 writel(ENABLE_EEPROM_WRITE, &regs->LocalCtrl); write_eeprom()
467 writel((EEPROM_BASE + ((offset+i) << 3)), &regs->WinBase); write_eeprom()
474 if ((readl(&regs->WinData) & 0xff000000) != data){ write_eeprom()
475 writel(data, &regs->WinData); write_eeprom()
481 if ((readl(&regs->WinData) & 0xff000000) == write_eeprom()
488 readl(&regs->WinData)); write_eeprom()
496 writel(misc, &regs->LocalCtrl); write_eeprom()
497 writel(io, &regs->ExtIo); write_eeprom()
507 struct rr_regs __iomem *regs; rr_init() local
511 regs = rrpriv->regs; rr_init()
513 rev = readl(&regs->FwRev); rr_init()
529 printk(" Maximum receive rings %i\n", readl(&regs->MaxRxRng)); rr_init()
558 struct rr_regs __iomem *regs; rr_init1() local
566 regs = rrpriv->regs; rr_init1()
570 hostctrl = readl(&regs->HostCtrl); rr_init1()
571 writel(hostctrl | HALT_NIC | RR_CLEAR_INT, &regs->HostCtrl); rr_init1()
582 set_rxaddr(regs, rrpriv->rx_ctrl_dma); rr_init1()
583 set_infoaddr(regs, rrpriv->info_dma); rr_init1()
597 writel(0, &regs->CmdRing[i]); rr_init1()
624 writel(0x5000, &regs->ConRetry); rr_init1()
625 writel(0x100, &regs->ConRetryTmr); rr_init1()
626 writel(0x500000, &regs->ConTmout); rr_init1()
627 writel(0x60, &regs->IntrTmr); rr_init1()
628 writel(0x500000, &regs->TxDataMvTimeout); rr_init1()
629 writel(0x200000, &regs->RxDataMvTimeout); rr_init1()
630 writel(0x80, &regs->WriteDmaThresh); rr_init1()
631 writel(0x80, &regs->ReadDmaThresh); rr_init1()
637 writel(hostctrl, &regs->HostCtrl); rr_init1()
728 struct rr_regs __iomem *regs; rr_handle_event() local
732 regs = rrpriv->regs; rr_handle_event()
737 tmp = readl(&regs->FwRev); rr_handle_event()
742 writel(RX_RING_ENTRIES - 1, &regs->IpRxPi); rr_handle_event()
762 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
763 &regs->HostCtrl); rr_handle_event()
769 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
770 &regs->HostCtrl); rr_handle_event()
793 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
794 &regs->HostCtrl); rr_handle_event()
805 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
806 &regs->HostCtrl); rr_handle_event()
812 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
813 &regs->HostCtrl); rr_handle_event()
819 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
820 &regs->HostCtrl); rr_handle_event()
826 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
827 &regs->HostCtrl); rr_handle_event()
880 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
881 &regs->HostCtrl); rr_handle_event()
887 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
888 &regs->HostCtrl); rr_handle_event()
894 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_handle_event()
895 &regs->HostCtrl); rr_handle_event()
931 struct rr_regs __iomem *regs = rrpriv->regs; rx_int() local
1011 writel(index, &regs->IpRxPi); rx_int()
1024 struct rr_regs __iomem *regs; rr_interrupt() local
1029 regs = rrpriv->regs; rr_interrupt()
1031 if (!(readl(&regs->HostCtrl) & RR_INT)) rr_interrupt()
1036 prodidx = readl(&regs->EvtPrd); rr_interrupt()
1099 writel(eidx, &regs->EvtCon); rr_interrupt()
1153 struct rr_regs __iomem *regs = rrpriv->regs; rr_timer() local
1156 if (readl(&regs->HostCtrl) & NIC_HALTED){ rr_timer()
1167 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, rr_timer()
1168 &regs->HostCtrl); rr_timer()
1181 struct rr_regs __iomem *regs; rr_open() local
1186 regs = rrpriv->regs; rr_open()
1216 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, &regs->HostCtrl); rr_open()
1217 readl(&regs->HostCtrl); rr_open()
1244 writel(readl(&regs->HostCtrl)|HALT_NIC|RR_CLEAR_INT, &regs->HostCtrl); rr_open()
1267 struct rr_regs __iomem *regs; rr_dump() local
1273 regs = rrpriv->regs; rr_dump()
1278 readl(&regs->RxPrd), readl(&regs->TxPrd), rr_dump()
1279 readl(&regs->EvtPrd), readl(&regs->TxPi), rr_dump()
1282 printk("Error code 0x%x\n", readl(&regs->Fail1)); rr_dump()
1284 index = (((readl(&regs->EvtPrd) >> 8) & 0xff) - 1) % TX_RING_ENTRIES; rr_dump()
1330 struct rr_regs __iomem *regs = rrpriv->regs; rr_close() local
1345 tmp = readl(&regs->HostCtrl); rr_close()
1351 writel(tmp, &regs->HostCtrl); rr_close()
1352 readl(&regs->HostCtrl); rr_close()
1359 writel(0, &regs->TxPi); rr_close()
1360 writel(0, &regs->IpRxPi); rr_close()
1362 writel(0, &regs->EvtCon); rr_close()
1363 writel(0, &regs->EvtPrd); rr_close()
1366 writel(0, &regs->CmdRing[i]); rr_close()
1395 struct rr_regs __iomem *regs = rrpriv->regs; rr_start_xmit() local
1403 if (readl(&regs->Mode) & FATAL_ERR) rr_start_xmit()
1405 readl(&regs->Fail1), readl(&regs->Fail2)); rr_start_xmit()
1447 writel(txctrl->pi, &regs->TxPi); rr_start_xmit()
1470 struct rr_regs __iomem *regs; rr_load_firmware() local
1477 regs = rrpriv->regs; rr_load_firmware()
1482 if (!(readl(&regs->HostCtrl) & NIC_HALTED)){ rr_load_firmware()
1488 localctrl = readl(&regs->LocalCtrl); rr_load_firmware()
1489 writel(0, &regs->LocalCtrl); rr_load_firmware()
1491 writel(0, &regs->EvtPrd); rr_load_firmware()
1492 writel(0, &regs->RxPrd); rr_load_firmware()
1493 writel(0, &regs->TxPrd); rr_load_firmware()
1500 io = readl(&regs->ExtIo); rr_load_firmware()
1501 writel(0, &regs->ExtIo); rr_load_firmware()
1505 writel(i * 4, &regs->WinBase); rr_load_firmware()
1507 writel(0, &regs->WinData); rr_load_firmware()
1510 writel(io, &regs->ExtIo); rr_load_firmware()
1556 writel(sptr, &regs->WinBase); rr_load_firmware()
1558 writel(tmp, &regs->WinData); rr_load_firmware()
1566 writel(localctrl, &regs->LocalCtrl); rr_load_firmware()
/linux-4.1.27/drivers/gpu/drm/gma500/
H A Doaktrail_device.c192 struct psb_save_area *regs = &dev_priv->regs; oaktrail_save_display_registers() local
193 struct psb_pipe *p = &regs->pipe[0]; oaktrail_save_display_registers()
198 regs->psb.saveDSPARB = PSB_RVDC32(DSPARB); oaktrail_save_display_registers()
199 regs->psb.saveDSPFW1 = PSB_RVDC32(DSPFW1); oaktrail_save_display_registers()
200 regs->psb.saveDSPFW2 = PSB_RVDC32(DSPFW2); oaktrail_save_display_registers()
201 regs->psb.saveDSPFW3 = PSB_RVDC32(DSPFW3); oaktrail_save_display_registers()
202 regs->psb.saveDSPFW4 = PSB_RVDC32(DSPFW4); oaktrail_save_display_registers()
203 regs->psb.saveDSPFW5 = PSB_RVDC32(DSPFW5); oaktrail_save_display_registers()
204 regs->psb.saveDSPFW6 = PSB_RVDC32(DSPFW6); oaktrail_save_display_registers()
205 regs->psb.saveCHICKENBIT = PSB_RVDC32(DSPCHICKENBIT); oaktrail_save_display_registers()
219 regs->psb.saveBCLRPAT_A = PSB_RVDC32(BCLRPAT_A); oaktrail_save_display_registers()
227 /* Save cursor regs */ oaktrail_save_display_registers()
228 regs->psb.saveDSPACURSOR_CTRL = PSB_RVDC32(CURACNTR); oaktrail_save_display_registers()
229 regs->psb.saveDSPACURSOR_BASE = PSB_RVDC32(CURABASE); oaktrail_save_display_registers()
230 regs->psb.saveDSPACURSOR_POS = PSB_RVDC32(CURAPOS); oaktrail_save_display_registers()
240 regs->psb.savePERF_MODE = PSB_RVDC32(MRST_PERF_MODE); oaktrail_save_display_registers()
243 regs->psb.savePP_CONTROL = PSB_RVDC32(PP_CONTROL); oaktrail_save_display_registers()
244 regs->psb.savePFIT_PGM_RATIOS = PSB_RVDC32(PFIT_PGM_RATIOS); oaktrail_save_display_registers()
245 regs->psb.savePFIT_AUTO_RATIOS = PSB_RVDC32(PFIT_AUTO_RATIOS); oaktrail_save_display_registers()
246 regs->saveBLC_PWM_CTL = PSB_RVDC32(BLC_PWM_CTL); oaktrail_save_display_registers()
247 regs->saveBLC_PWM_CTL2 = PSB_RVDC32(BLC_PWM_CTL2); oaktrail_save_display_registers()
248 regs->psb.saveLVDS = PSB_RVDC32(LVDS); oaktrail_save_display_registers()
249 regs->psb.savePFIT_CONTROL = PSB_RVDC32(PFIT_CONTROL); oaktrail_save_display_registers()
250 regs->psb.savePP_ON_DELAYS = PSB_RVDC32(LVDSPP_ON); oaktrail_save_display_registers()
251 regs->psb.savePP_OFF_DELAYS = PSB_RVDC32(LVDSPP_OFF); oaktrail_save_display_registers()
252 regs->psb.savePP_DIVISOR = PSB_RVDC32(PP_CYCLE); oaktrail_save_display_registers()
255 regs->psb.saveOV_OVADD = PSB_RVDC32(OV_OVADD); oaktrail_save_display_registers()
256 regs->psb.saveOV_OGAMC0 = PSB_RVDC32(OV_OGAMC0); oaktrail_save_display_registers()
257 regs->psb.saveOV_OGAMC1 = PSB_RVDC32(OV_OGAMC1); oaktrail_save_display_registers()
258 regs->psb.saveOV_OGAMC2 = PSB_RVDC32(OV_OGAMC2); oaktrail_save_display_registers()
259 regs->psb.saveOV_OGAMC3 = PSB_RVDC32(OV_OGAMC3); oaktrail_save_display_registers()
260 regs->psb.saveOV_OGAMC4 = PSB_RVDC32(OV_OGAMC4); oaktrail_save_display_registers()
261 regs->psb.saveOV_OGAMC5 = PSB_RVDC32(OV_OGAMC5); oaktrail_save_display_registers()
264 regs->psb.saveHISTOGRAM_INT_CONTROL_REG = oaktrail_save_display_registers()
266 regs->psb.saveHISTOGRAM_LOGIC_CONTROL_REG = oaktrail_save_display_registers()
268 regs->psb.savePWM_CONTROL_LOGIC = PSB_RVDC32(PWM_CONTROL_LOGIC); oaktrail_save_display_registers()
306 struct psb_save_area *regs = &dev_priv->regs; oaktrail_restore_display_registers() local
307 struct psb_pipe *p = &regs->pipe[0]; oaktrail_restore_display_registers()
312 PSB_WVDC32(regs->psb.saveDSPARB, DSPARB); oaktrail_restore_display_registers()
313 PSB_WVDC32(regs->psb.saveDSPFW1, DSPFW1); oaktrail_restore_display_registers()
314 PSB_WVDC32(regs->psb.saveDSPFW2, DSPFW2); oaktrail_restore_display_registers()
315 PSB_WVDC32(regs->psb.saveDSPFW3, DSPFW3); oaktrail_restore_display_registers()
316 PSB_WVDC32(regs->psb.saveDSPFW4, DSPFW4); oaktrail_restore_display_registers()
317 PSB_WVDC32(regs->psb.saveDSPFW5, DSPFW5); oaktrail_restore_display_registers()
318 PSB_WVDC32(regs->psb.saveDSPFW6, DSPFW6); oaktrail_restore_display_registers()
319 PSB_WVDC32(regs->psb.saveCHICKENBIT, DSPCHICKENBIT); oaktrail_restore_display_registers()
340 PSB_WVDC32(regs->psb.saveBCLRPAT_A, BCLRPAT_A); oaktrail_restore_display_registers()
343 PSB_WVDC32(regs->psb.savePERF_MODE, MRST_PERF_MODE); oaktrail_restore_display_registers()
359 PSB_WVDC32(regs->psb.saveDSPACURSOR_CTRL, CURACNTR); oaktrail_restore_display_registers()
360 PSB_WVDC32(regs->psb.saveDSPACURSOR_POS, CURAPOS); oaktrail_restore_display_registers()
361 PSB_WVDC32(regs->psb.saveDSPACURSOR_BASE, CURABASE); oaktrail_restore_display_registers()
371 PSB_WVDC32(regs->saveBLC_PWM_CTL2, BLC_PWM_CTL2); oaktrail_restore_display_registers()
372 PSB_WVDC32(regs->psb.saveLVDS, LVDS); /*port 61180h*/ oaktrail_restore_display_registers()
373 PSB_WVDC32(regs->psb.savePFIT_CONTROL, PFIT_CONTROL); oaktrail_restore_display_registers()
374 PSB_WVDC32(regs->psb.savePFIT_PGM_RATIOS, PFIT_PGM_RATIOS); oaktrail_restore_display_registers()
375 PSB_WVDC32(regs->psb.savePFIT_AUTO_RATIOS, PFIT_AUTO_RATIOS); oaktrail_restore_display_registers()
376 PSB_WVDC32(regs->saveBLC_PWM_CTL, BLC_PWM_CTL); oaktrail_restore_display_registers()
377 PSB_WVDC32(regs->psb.savePP_ON_DELAYS, LVDSPP_ON); oaktrail_restore_display_registers()
378 PSB_WVDC32(regs->psb.savePP_OFF_DELAYS, LVDSPP_OFF); oaktrail_restore_display_registers()
379 PSB_WVDC32(regs->psb.savePP_DIVISOR, PP_CYCLE); oaktrail_restore_display_registers()
380 PSB_WVDC32(regs->psb.savePP_CONTROL, PP_CONTROL); oaktrail_restore_display_registers()
394 PSB_WVDC32(regs->psb.saveOV_OVADD, OV_OVADD); oaktrail_restore_display_registers()
395 PSB_WVDC32(regs->psb.saveOV_OGAMC0, OV_OGAMC0); oaktrail_restore_display_registers()
396 PSB_WVDC32(regs->psb.saveOV_OGAMC1, OV_OGAMC1); oaktrail_restore_display_registers()
397 PSB_WVDC32(regs->psb.saveOV_OGAMC2, OV_OGAMC2); oaktrail_restore_display_registers()
398 PSB_WVDC32(regs->psb.saveOV_OGAMC3, OV_OGAMC3); oaktrail_restore_display_registers()
399 PSB_WVDC32(regs->psb.saveOV_OGAMC4, OV_OGAMC4); oaktrail_restore_display_registers()
400 PSB_WVDC32(regs->psb.saveOV_OGAMC5, OV_OGAMC5); oaktrail_restore_display_registers()
403 PSB_WVDC32(regs->psb.saveHISTOGRAM_INT_CONTROL_REG, oaktrail_restore_display_registers()
405 PSB_WVDC32(regs->psb.saveHISTOGRAM_LOGIC_CONTROL_REG, oaktrail_restore_display_registers()
407 PSB_WVDC32(regs->psb.savePWM_CONTROL_LOGIC, PWM_CONTROL_LOGIC); oaktrail_restore_display_registers()

Completed in 8220 milliseconds

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