125 int die_if_no_fixup(const char *str, struct pt_regs *regs,  in die_if_no_fixup()  argument
131 	if (user_mode(regs))  in die_if_no_fixup()
153 		if (fixup_exception(regs))  in die_if_no_fixup()
159 		if (probe_kernel_read(&opcode, (u8 *)regs->pc, 1) < 0)  in die_if_no_fixup()
162 			if (notify_die(DIE_BREAKPOINT, str, regs, code, 0, 0))  in die_if_no_fixup()
164 			if (at_debugger_breakpoint(regs))  in die_if_no_fixup()
165 				regs->pc++;  in die_if_no_fixup()
173 		regs->pc -= 2;  in die_if_no_fixup()
177 		if (report_bug(regs->pc, regs) == BUG_TRAP_TYPE_WARN)  in die_if_no_fixup()
181 		regs->pc -= 2;  in die_if_no_fixup()
188 	if (debugger_intercept(code, signo, si_code, regs) == 0)  in die_if_no_fixup()
191 	if (notify_die(DIE_GPF, str, regs, code, 0, 0))  in die_if_no_fixup()
195 	die(str, regs, code);  in die_if_no_fixup()
201 asmlinkage void handle_exception(struct pt_regs *regs, u32 intcode)  in handle_exception()  argument
206 	if (die_if_no_fixup(NULL, regs, intcode))  in handle_exception()
213 	info.si_addr = (void *) regs->pc;  in handle_exception()
220 asmlinkage void nmi(struct pt_regs *regs, enum exception_code code)  in nmi()  argument
223 	if (debugger_intercept(code, SIGQUIT, 0, regs))  in nmi()
227 	show_registers(regs);  in nmi()
299 void show_registers_only(struct pt_regs *regs)  in show_registers_only()  argument
303 	ssp = (unsigned long) regs + sizeof(*regs);  in show_registers_only()
306 	       regs->pc, regs->epsw, ssp, user_mode(regs) ? "User" : "Super");  in show_registers_only()
308 	       regs->d0, regs->d1, regs->d2, regs->d3);  in show_registers_only()
310 	       regs->a0, regs->a1, regs->a2, regs->a3);  in show_registers_only()
312 	       regs->e0, regs->e1, regs->e2, regs->e3);  in show_registers_only()
314 	       regs->e4, regs->e5, regs->e6, regs->e7);  in show_registers_only()
316 	       regs->lar, regs->lir, regs->mdr, regs->sp);  in show_registers_only()
318 	       regs->mcvf, regs->mcrl, regs->mcrh, regs->mdrq);  in show_registers_only()
345 void show_registers(struct pt_regs *regs)  in show_registers()  argument
350 	show_registers_only(regs);  in show_registers()
352 	if (!user_mode(regs))  in show_registers()
353 		sp = (unsigned long) regs + sizeof(*regs);  in show_registers()
355 		sp = regs->sp;  in show_registers()
360 	if (!user_mode(regs)) {  in show_registers()
366 		if (regs->pc < PAGE_OFFSET)  in show_registers()
371 			if (__get_user(c, &((unsigned char *) regs->pc)[i]))  in show_registers()
407 void die(const char *str, struct pt_regs *regs, enum exception_code code)  in die()  argument
413 	show_registers(regs);  in die()
415 	if (regs->pc >= 0x02000000 && regs->pc < 0x04000000 &&  in die()
416 	    (regs->epsw & (EPSW_IM | EPSW_IE)) != (EPSW_IM | EPSW_IE)) {  in die()
429 asmlinkage void do_double_fault(struct pt_regs *regs)  in do_double_fault()  argument
437 	show_registers(regs);  in do_double_fault()
443 asmlinkage void io_bus_error(u32 bcberr, u32 bcbear, struct pt_regs *regs)  in io_bus_error()  argument
492 	show_registers(regs);  in io_bus_error()
500 asmlinkage void uninitialised_exception(struct pt_regs *regs,  in uninitialised_exception()  argument
505 	if (debugger_intercept(code, SIGSYS, 0, regs) == 0)  in uninitialised_exception()
510 	show_registers(regs);  in uninitialised_exception()