Merge pull request #64 from riscv/release-fixes

Two fixes from the release branch

Author: timsifive

src/target/riscv/riscv-013.c

@@ -542,8 +542,8 @@ static int register_write_direct(struct target *target, unsigned number,
 
 	int exec_out = riscv_program_exec(&program, target);
 	if (exec_out != ERROR_OK) {
-		LOG_ERROR("Unable to execute program");
-		return exec_out;
+		riscv013_clear_abstract_error(target);
+		return ERROR_FAIL;
 	}
 
 	return ERROR_OK;
@@ -575,8 +575,8 @@ static int register_read_direct(struct target *target, uint64_t *value, uint32_t
 
 	int exec_out = riscv_program_exec(&program, target);
 	if (exec_out != ERROR_OK) {
-		LOG_ERROR("Unable to execute program");
-		return exec_out;
+		riscv013_clear_abstract_error(target);
+		return ERROR_FAIL;
 	}
 
 	*value = 0;
@@ -679,7 +679,7 @@ static int init_target(struct command_context *cmd_ctx,
 	info->ac_busy_delay = 0;
 
 	target->reg_cache = calloc(1, sizeof(*target->reg_cache));
-	target->reg_cache->name = "RISC-V registers";
+	target->reg_cache->name = "RISC-V Registers";
 	target->reg_cache->num_regs = GDB_REGNO_COUNT;
 
 	target->reg_cache->reg_list = calloc(GDB_REGNO_COUNT, sizeof(struct reg));

src/target/riscv/riscv.c

@@ -737,6 +737,8 @@ int riscv_openocd_poll(struct target *target)
 
 int riscv_openocd_halt(struct target *target)
 {
+	RISCV_INFO(r);
+
 	LOG_DEBUG("halting all harts");
 
 	int out = riscv_halt_all_harts(target);
@@ -746,6 +748,11 @@ int riscv_openocd_halt(struct target *target)
 	}
 
 	register_cache_invalidate(target->reg_cache);
+	if (riscv_rtos_enabled(target)) {
+		target->rtos->current_threadid = r->rtos_hartid + 1;
+		target->rtos->current_thread = r->rtos_hartid + 1;
+	}
+
 	target->state = TARGET_HALTED;
 	target->debug_reason = DBG_REASON_DBGRQ;
 	target_call_event_callbacks(target, TARGET_EVENT_HALTED);