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target: Add a debug_reason command 

This allows programmatically determining the debug reason.

Change-Id: I0c3e85cebb6dc28fc0fc212beca84a484ac654a5
Signed-off-by: Peter Collingbourne <pcc@google.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7952
Reviewed-by: Jan Matyas <jan.matyas@codasip.com>
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Tested-by: jenkins
This commit is contained in:
Peter Collingbourne 2023-10-19 19:07:29 -07:00 committed by Antonio Borneo
parent a9080087d8
commit 42441fd96c
2 changed files with 31 additions and 0 deletions
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12
doc/openocd.texi
View File

@ -5296,6 +5296,18 @@ Displays the current target state:
(Also, @pxref{eventpolling,,Event Polling}.)
@end deffn
@deffn {Command} {$target_name debug_reason}
Displays the current debug reason:
@code{debug-request},
@code{breakpoint},
@code{watchpoint},
@code{watchpoint-and-breakpoint},
@code{single-step},
@code{target-not-halted},
@code{program-exit},
@code{exception-catch} or @code{undefined}.
@end deffn
@deffn {Command} {$target_name eventlist}
Displays a table listing all event handlers
currently associated with this target.

19
src/target/target.c
View File

@ -5874,6 +5874,18 @@ COMMAND_HANDLER(handle_target_current_state)
return ERROR_OK;
}
COMMAND_HANDLER(handle_target_debug_reason)
{
if (CMD_ARGC != 0)
return ERROR_COMMAND_SYNTAX_ERROR;
struct target *target = get_current_target(CMD_CTX);
command_print(CMD, "%s", debug_reason_name(target));
return ERROR_OK;
}
static int jim_target_invoke_event(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
struct jim_getopt_info goi;
@ -6025,6 +6037,13 @@ static const struct command_registration target_instance_command_handlers[] = {
.help = "displays the current state of this target",
.usage = "",
},
{
.name = "debug_reason",
.mode = COMMAND_EXEC,
.handler = handle_target_debug_reason,
.help = "displays the debug reason of this target",
.usage = "",
},
{
.name = "arp_examine",
.mode = COMMAND_EXEC,