X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Ftarget%2Ftarget.c;h=c1ccf962e9cd514f12394d6f2e089d60e9738d9b;hp=253928d7c3ce0c9a2c1e0ea0f258ce6c981b19ff;hb=e65acd889c61a424c7bd72fdee5d6a3aee1d8504;hpb=ab858febb6ca6e5dada1492e96c00d8b12c575c0

diff --git a/src/target/target.c b/src/target/target.c
index 253928d7c3..c1ccf962e9 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -108,6 +108,7 @@ extern struct target_type quark_x10xx_target;
 extern struct target_type quark_d20xx_target;
 extern struct target_type stm8_target;
 extern struct target_type riscv_target;
+extern struct target_type mem_ap_target;
 
 static struct target_type *target_types[] = {
 	&arm7tdmi_target,
@@ -144,6 +145,7 @@ static struct target_type *target_types[] = {
 #if BUILD_TARGET64
 	&aarch64_target,
 #endif
+	&mem_ap_target,
 	NULL,
 };
 
@@ -1197,12 +1199,29 @@ int target_hit_watchpoint(struct target *target,
 	return target->type->hit_watchpoint(target, hit_watchpoint);
 }
 
+const char *target_get_gdb_arch(struct target *target)
+{
+	if (target->type->get_gdb_arch == NULL)
+		return NULL;
+	return target->type->get_gdb_arch(target);
+}
+
 int target_get_gdb_reg_list(struct target *target,
 		struct reg **reg_list[], int *reg_list_size,
 		enum target_register_class reg_class)
 {
 	return target->type->get_gdb_reg_list(target, reg_list, reg_list_size, reg_class);
 }
+
+bool target_supports_gdb_connection(struct target *target)
+{
+	/*
+	 * based on current code, we can simply exclude all the targets that
+	 * don't provide get_gdb_reg_list; this could change with new targets.
+	 */
+	return !!target->type->get_gdb_reg_list;
+}
+
 int target_step(struct target *target,
 		int current, target_addr_t address, int handle_breakpoints)
 {
@@ -2792,6 +2811,8 @@ COMMAND_HANDLER(handle_reg_command)
 			for (i = 0, reg = cache->reg_list;
 					i < cache->num_regs;
 					i++, reg++, count++) {
+				if (reg->exist == false)
+					continue;
 				/* only print cached values if they are valid */
 				if (reg->valid) {
 					value = buf_to_str(reg->value,
@@ -2845,14 +2866,15 @@ COMMAND_HANDLER(handle_reg_command)
 		/* access a single register by its name */
 		reg = register_get_by_name(target->reg_cache, CMD_ARGV[0], 1);
 
-		if (!reg) {
-			command_print(CMD_CTX, "register %s not found in current target", CMD_ARGV[0]);
-			return ERROR_OK;
-		}
+		if (!reg)
+			goto not_found;
 	}
 
 	assert(reg != NULL); /* give clang a hint that we *know* reg is != NULL here */
 
+	if (!reg->exist)
+		goto not_found;
+
 	/* display a register */
 	if ((CMD_ARGC == 1) || ((CMD_ARGC == 2) && !((CMD_ARGV[1][0] >= '0')
 			&& (CMD_ARGV[1][0] <= '9')))) {
@@ -2886,6 +2908,10 @@ COMMAND_HANDLER(handle_reg_command)
 	}
 
 	return ERROR_COMMAND_SYNTAX_ERROR;
+
+not_found:
+	command_print(CMD_CTX, "register %s not found in current target", CMD_ARGV[0]);
+	return ERROR_OK;
 }
 
 COMMAND_HANDLER(handle_poll_command)