mips/kernel/kgdb.c

56 	{ "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)
138 		memcpy((void *)regs + dbg_reg_def[regno].offset, mem,
142 		if (!(regs->cp0_status & ST0_CU1))
163 char *dbg_get_reg(int regno, void *mem, struct pt_regs *regs)
172 		memcpy(mem, (void *)regs + dbg_reg_def[regno].offset,
176 		if (!(regs->cp0_status & ST0_CU1))
277 void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long pc)
279 	regs->cp0_epc = pc;
290 	struct pt_regs *regs = args->regs;
291 	int trap = (regs->cp0_cause & 0x7c) >> 2;
303 	if (user_mode(regs))
307 		kgdb_nmicallback(smp_processor_id(), regs);
309 	if (kgdb_handle_exception(trap, compute_signal(trap), cmd, regs))
313 		if ((trap == 9) && (regs->cp0_epc == (unsigned long)breakinst))
314 			regs->cp0_epc += 4;
325 		 struct pt_regs *regs, long err, int trap, int sig)
328 		.regs	= regs,
352 			       struct pt_regs *regs)
362 			regs->cp0_epc = address;