20 int (*c6x_nmi_handler)(struct pt_regs *regs);
31 void show_regs(struct pt_regs *regs)  in show_regs()  argument
35 	pr_err("PC: %08lx SP: %08lx\n", regs->pc, regs->sp);  in show_regs()
36 	pr_err("Status: %08lx ORIG_A4: %08lx\n", regs->csr, regs->orig_a4);  in show_regs()
37 	pr_err("A0: %08lx  B0: %08lx\n", regs->a0, regs->b0);  in show_regs()
38 	pr_err("A1: %08lx  B1: %08lx\n", regs->a1, regs->b1);  in show_regs()
39 	pr_err("A2: %08lx  B2: %08lx\n", regs->a2, regs->b2);  in show_regs()
40 	pr_err("A3: %08lx  B3: %08lx\n", regs->a3, regs->b3);  in show_regs()
41 	pr_err("A4: %08lx  B4: %08lx\n", regs->a4, regs->b4);  in show_regs()
42 	pr_err("A5: %08lx  B5: %08lx\n", regs->a5, regs->b5);  in show_regs()
43 	pr_err("A6: %08lx  B6: %08lx\n", regs->a6, regs->b6);  in show_regs()
44 	pr_err("A7: %08lx  B7: %08lx\n", regs->a7, regs->b7);  in show_regs()
45 	pr_err("A8: %08lx  B8: %08lx\n", regs->a8, regs->b8);  in show_regs()
46 	pr_err("A9: %08lx  B9: %08lx\n", regs->a9, regs->b9);  in show_regs()
47 	pr_err("A10: %08lx  B10: %08lx\n", regs->a10, regs->b10);  in show_regs()
48 	pr_err("A11: %08lx  B11: %08lx\n", regs->a11, regs->b11);  in show_regs()
49 	pr_err("A12: %08lx  B12: %08lx\n", regs->a12, regs->b12);  in show_regs()
50 	pr_err("A13: %08lx  B13: %08lx\n", regs->a13, regs->b13);  in show_regs()
51 	pr_err("A14: %08lx  B14: %08lx\n", regs->a14, regs->dp);  in show_regs()
52 	pr_err("A15: %08lx  B15: %08lx\n", regs->a15, regs->sp);  in show_regs()
53 	pr_err("A16: %08lx  B16: %08lx\n", regs->a16, regs->b16);  in show_regs()
54 	pr_err("A17: %08lx  B17: %08lx\n", regs->a17, regs->b17);  in show_regs()
55 	pr_err("A18: %08lx  B18: %08lx\n", regs->a18, regs->b18);  in show_regs()
56 	pr_err("A19: %08lx  B19: %08lx\n", regs->a19, regs->b19);  in show_regs()
57 	pr_err("A20: %08lx  B20: %08lx\n", regs->a20, regs->b20);  in show_regs()
58 	pr_err("A21: %08lx  B21: %08lx\n", regs->a21, regs->b21);  in show_regs()
59 	pr_err("A22: %08lx  B22: %08lx\n", regs->a22, regs->b22);  in show_regs()
60 	pr_err("A23: %08lx  B23: %08lx\n", regs->a23, regs->b23);  in show_regs()
61 	pr_err("A24: %08lx  B24: %08lx\n", regs->a24, regs->b24);  in show_regs()
62 	pr_err("A25: %08lx  B25: %08lx\n", regs->a25, regs->b25);  in show_regs()
63 	pr_err("A26: %08lx  B26: %08lx\n", regs->a26, regs->b26);  in show_regs()
64 	pr_err("A27: %08lx  B27: %08lx\n", regs->a27, regs->b27);  in show_regs()
65 	pr_err("A28: %08lx  B28: %08lx\n", regs->a28, regs->b28);  in show_regs()
66 	pr_err("A29: %08lx  B29: %08lx\n", regs->a29, regs->b29);  in show_regs()
67 	pr_err("A30: %08lx  B30: %08lx\n", regs->a30, regs->b30);  in show_regs()
68 	pr_err("A31: %08lx  B31: %08lx\n", regs->a31, regs->b31);  in show_regs()
244 static void do_trap(struct exception_info *except_info, struct pt_regs *regs)  in do_trap()  argument
246 	unsigned long addr = instruction_pointer(regs);  in do_trap()
251 		       except_info->kernel_str, regs->pc,  in do_trap()
254 	die_if_kernel(except_info->kernel_str, regs, addr);  in do_trap()
267 static int process_iexcept(struct pt_regs *regs)  in process_iexcept()  argument
274 	pr_err("IEXCEPT: PC[0x%lx]\n", regs->pc);  in process_iexcept()
280 		if (*(unsigned int *)regs->pc == BKPT_OPCODE) {  in process_iexcept()
286 			do_trap(&bkpt_exception, regs);  in process_iexcept()
292 		do_trap(&iexcept_table[iexcept_num], regs);  in process_iexcept()
300 static void process_eexcept(struct pt_regs *regs)  in process_eexcept()  argument
304 	pr_err("EEXCEPT: PC[0x%lx]\n", regs->pc);  in process_eexcept()
307 		do_trap(&eexcept_table[evt], regs);  in process_eexcept()
315 asmlinkage int process_exception(struct pt_regs *regs)  in process_exception()  argument
328 				(c6x_nmi_handler)(regs);  in process_exception()
334 			if (process_iexcept(regs))  in process_exception()
339 			process_eexcept(regs);  in process_exception()
346 			do_trap(&iexcept_table[ie_num], regs);  in process_exception()