171 int __weak kgdb_arch_set_breakpoint(unsigned long addr, char *saved_instr)  in kgdb_arch_set_breakpoint()  argument
175 	err = probe_kernel_read(saved_instr, (char *)addr, BREAK_INSTR_SIZE);  in kgdb_arch_set_breakpoint()
179 	return probe_kernel_write((char *)addr, arch_kgdb_ops.gdb_bpt_instr,  in kgdb_arch_set_breakpoint()
183 int __weak kgdb_arch_remove_breakpoint(unsigned long addr, char *bundle)  in kgdb_arch_remove_breakpoint()  argument
185 	return probe_kernel_write((char *)addr,  in kgdb_arch_remove_breakpoint()
189 int __weak kgdb_validate_break_address(unsigned long addr)  in kgdb_validate_break_address()  argument
198 	err = kgdb_arch_set_breakpoint(addr, tmp_variable);  in kgdb_validate_break_address()
201 	err = kgdb_arch_remove_breakpoint(addr, tmp_variable);  in kgdb_validate_break_address()
204 		   "memory destroyed at: %lx", addr);  in kgdb_validate_break_address()
478 	unsigned long addr;  in write_mem_msg()  local
482 	if (kgdb_hex2long(&ptr, &addr) > 0 && *(ptr++) == ',' &&  in write_mem_msg()
485 			err = kgdb_ebin2mem(ptr, (char *)addr, length);  in write_mem_msg()
487 			err = kgdb_hex2mem(ptr, (char *)addr, length);  in write_mem_msg()
491 			flush_icache_range(addr, addr + length);  in write_mem_msg()
603 static void kgdb_flush_swbreak_addr(unsigned long addr)  in kgdb_flush_swbreak_addr()  argument
610 				  addr, addr + BREAK_INSTR_SIZE);  in kgdb_flush_swbreak_addr()
613 	flush_icache_range(addr, addr + BREAK_INSTR_SIZE);  in kgdb_flush_swbreak_addr()
621 	unsigned long addr;  in kgdb_activate_sw_breakpoints()  local
629 		addr = kgdb_break[i].bpt_addr;  in kgdb_activate_sw_breakpoints()
630 		error = kgdb_arch_set_breakpoint(addr,  in kgdb_activate_sw_breakpoints()
635 		kgdb_flush_swbreak_addr(addr);  in kgdb_activate_sw_breakpoints()
641 static int kgdb_set_sw_break(unsigned long addr)  in kgdb_set_sw_break()  argument
643 	int err = kgdb_validate_break_address(addr);  in kgdb_set_sw_break()
652 					(kgdb_break[i].bpt_addr == addr))  in kgdb_set_sw_break()
657 					kgdb_break[i].bpt_addr == addr) {  in kgdb_set_sw_break()
677 	kgdb_break[breakno].bpt_addr = addr;  in kgdb_set_sw_break()
684 	unsigned long addr;  in kgdb_deactivate_sw_breakpoints()  local
691 		addr = kgdb_break[i].bpt_addr;  in kgdb_deactivate_sw_breakpoints()
692 		error = kgdb_arch_remove_breakpoint(addr,  in kgdb_deactivate_sw_breakpoints()
697 		kgdb_flush_swbreak_addr(addr);  in kgdb_deactivate_sw_breakpoints()
703 static int kgdb_remove_sw_break(unsigned long addr)  in kgdb_remove_sw_break()  argument
709 				(kgdb_break[i].bpt_addr == addr)) {  in kgdb_remove_sw_break()
717 int kgdb_isremovedbreak(unsigned long addr)  in kgdb_isremovedbreak()  argument
723 					(kgdb_break[i].bpt_addr == addr))  in kgdb_isremovedbreak()
731 	unsigned long addr;  in remove_all_break()  local
739 		addr = kgdb_break[i].bpt_addr;  in remove_all_break()
740 		error = kgdb_arch_remove_breakpoint(addr,  in remove_all_break()
744 			   addr);  in remove_all_break()
909 	unsigned long addr;  in gdb_cmd_memread()  local
912 	if (kgdb_hex2long(&ptr, &addr) > 0 && *ptr++ == ',' &&  in gdb_cmd_memread()
914 		err = kgdb_mem2hex((char *)addr, remcom_out_buffer, length);  in gdb_cmd_memread()
1134 	unsigned long addr;  in gdb_cmd_break()  local
1160 	if (!kgdb_hex2long(&ptr, &addr)) {  in gdb_cmd_break()
1171 		error = kgdb_set_sw_break(addr);  in gdb_cmd_break()
1173 		error = kgdb_remove_sw_break(addr);  in gdb_cmd_break()
1175 		error = arch_kgdb_ops.set_hw_breakpoint(addr,  in gdb_cmd_break()
1178 		error = arch_kgdb_ops.remove_hw_breakpoint(addr,  in gdb_cmd_break()
1344 	unsigned long addr;  in kgdb_reenter_check()  local
1351 	addr = kgdb_arch_pc(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
1360 	if (kgdb_remove_sw_break(addr) == 0) {  in kgdb_reenter_check()
1365 			addr);  in kgdb_reenter_check()