1 /* kgdb.c: KGDB support for 32-bit sparc.
18 	int i;  in pt_regs_to_gdb_regs()  local
21 	for (i = 0; i < 15; i++)  in pt_regs_to_gdb_regs()
22 		gdb_regs[GDB_G1 + i] = regs->u_regs[UREG_G1 + i];  in pt_regs_to_gdb_regs()
24 	win = (struct reg_window32 *) regs->u_regs[UREG_FP];  in pt_regs_to_gdb_regs()
25 	for (i = 0; i < 8; i++)  in pt_regs_to_gdb_regs()
26 		gdb_regs[GDB_L0 + i] = win->locals[i];  in pt_regs_to_gdb_regs()
27 	for (i = 0; i < 8; i++)  in pt_regs_to_gdb_regs()
28 		gdb_regs[GDB_I0 + i] = win->ins[i];  in pt_regs_to_gdb_regs()
30 	for (i = GDB_F0; i <= GDB_F31; i++)  in pt_regs_to_gdb_regs()
31 		gdb_regs[i] = 0;  in pt_regs_to_gdb_regs()
33 	gdb_regs[GDB_Y] = regs->y;  in pt_regs_to_gdb_regs()
34 	gdb_regs[GDB_PSR] = regs->psr;  in pt_regs_to_gdb_regs()
37 	gdb_regs[GDB_PC] = regs->pc;  in pt_regs_to_gdb_regs()
38 	gdb_regs[GDB_NPC] = regs->npc;  in pt_regs_to_gdb_regs()
47 	int i;  in sleeping_thread_to_gdb_regs()  local
49 	for (i = GDB_G0; i < GDB_G6; i++)  in sleeping_thread_to_gdb_regs()
50 		gdb_regs[i] = 0;  in sleeping_thread_to_gdb_regs()
53 	for (i = GDB_O0; i < GDB_SP; i++)  in sleeping_thread_to_gdb_regs()
54 		gdb_regs[i] = 0;  in sleeping_thread_to_gdb_regs()
55 	gdb_regs[GDB_SP] = t->ksp;  in sleeping_thread_to_gdb_regs()
58 	win = (struct reg_window32 *) t->ksp;  in sleeping_thread_to_gdb_regs()
59 	for (i = 0; i < 8; i++)  in sleeping_thread_to_gdb_regs()
60 		gdb_regs[GDB_L0 + i] = win->locals[i];  in sleeping_thread_to_gdb_regs()
61 	for (i = 0; i < 8; i++)  in sleeping_thread_to_gdb_regs()
62 		gdb_regs[GDB_I0 + i] = win->ins[i];  in sleeping_thread_to_gdb_regs()
64 	for (i = GDB_F0; i <= GDB_F31; i++)  in sleeping_thread_to_gdb_regs()
65 		gdb_regs[i] = 0;  in sleeping_thread_to_gdb_regs()
69 	gdb_regs[GDB_PSR] = t->kpsr;  in sleeping_thread_to_gdb_regs()
70 	gdb_regs[GDB_WIM] = t->kwim;  in sleeping_thread_to_gdb_regs()
72 	gdb_regs[GDB_PC] = t->kpc;  in sleeping_thread_to_gdb_regs()
73 	gdb_regs[GDB_NPC] = t->kpc + 4;  in sleeping_thread_to_gdb_regs()
81 	int i;  in gdb_regs_to_pt_regs()  local
83 	for (i = 0; i < 15; i++)  in gdb_regs_to_pt_regs()
84 		regs->u_regs[UREG_G1 + i] = gdb_regs[GDB_G1 + i];  in gdb_regs_to_pt_regs()
89 	if (regs->psr != gdb_regs[GDB_PSR]) {  in gdb_regs_to_pt_regs()
90 		unsigned long cwp = regs->psr & PSR_CWP;  in gdb_regs_to_pt_regs()
92 		regs->psr = (gdb_regs[GDB_PSR] & ~PSR_CWP) | cwp;  in gdb_regs_to_pt_regs()
95 	regs->pc = gdb_regs[GDB_PC];  in gdb_regs_to_pt_regs()
96 	regs->npc = gdb_regs[GDB_NPC];  in gdb_regs_to_pt_regs()
97 	regs->y = gdb_regs[GDB_Y];  in gdb_regs_to_pt_regs()
99 	win = (struct reg_window32 *) regs->u_regs[UREG_FP];  in gdb_regs_to_pt_regs()
100 	for (i = 0; i < 8; i++)  in gdb_regs_to_pt_regs()
101 		win->locals[i] = gdb_regs[GDB_L0 + i];  in gdb_regs_to_pt_regs()
102 	for (i = 0; i < 8; i++)  in gdb_regs_to_pt_regs()
103 		win->ins[i] = gdb_regs[GDB_I0 + i];  in gdb_regs_to_pt_regs()
118 			linux_regs->pc = addr;  in kgdb_arch_handle_exception()
119 			linux_regs->npc = addr + 4;  in kgdb_arch_handle_exception()
125 		if (linux_regs->pc == (unsigned long) arch_kgdb_breakpoint) {  in kgdb_arch_handle_exception()
126 			linux_regs->pc = linux_regs->npc;  in kgdb_arch_handle_exception()
127 			linux_regs->npc += 4;  in kgdb_arch_handle_exception()
131 	return -1;  in kgdb_arch_handle_exception()
163 	regs->pc = ip;  in kgdb_arch_set_pc()
164 	regs->npc = regs->pc + 4;  in kgdb_arch_set_pc()