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target: arc: rewrite command 'arc jtag get-core-reg' as COMMAND_HANDLER 

This also fixes an incorrect return ERROR_OK from a jim command.

Change-Id: I1f9cf5d1dfa38b8a06042b5f54209e6ee2fc4e0e
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7409
Tested-by: jenkins
Reviewed-by: Evgeniy Didin <didin@synopsys.com>
This commit is contained in:
Antonio Borneo 2022-12-19 13:38:58 +01:00
parent 551d85b123
commit 16af56f600
1 changed files with 14 additions and 25 deletions
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39
src/target/arc_cmd.c
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@ -331,45 +331,34 @@ COMMAND_HANDLER(arc_handle_get_aux_reg)
return ERROR_OK;
}
static int jim_arc_get_core_reg(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
COMMAND_HANDLER(arc_handle_get_core_reg)
{
struct command_context *context;
struct target *target;
uint32_t regnum;
uint32_t value;
if (CMD_ARGC != 1)
return ERROR_COMMAND_SYNTAX_ERROR;
struct jim_getopt_info goi;
JIM_CHECK_RETVAL(jim_getopt_setup(&goi, interp, argc-1, argv+1));
if (goi.argc != 1) {
Jim_SetResultFormatted(goi.interp,
"usage: %s <core_reg_num>", Jim_GetString(argv[0], NULL));
return JIM_ERR;
}
context = current_command_context(interp);
assert(context);
target = get_current_target(context);
struct target *target = get_current_target(CMD_CTX);
if (!target) {
Jim_SetResultFormatted(goi.interp, "No current target");
return JIM_ERR;
command_print(CMD, "No current target");
return ERROR_FAIL;
}
/* Register number */
JIM_CHECK_RETVAL(arc_cmd_jim_get_uint32(&goi, &regnum));
uint32_t regnum;
COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], regnum);
if (regnum > CORE_REG_MAX_NUMBER || regnum == ARC_R61 || regnum == ARC_R62) {
Jim_SetResultFormatted(goi.interp, "Core register number %i "
command_print(CMD, "Core register number %i "
"is invalid. Must less then 64 and not 61 and 62.", regnum);
return JIM_ERR;
return ERROR_COMMAND_ARGUMENT_INVALID;
}
struct arc_common *arc = target_to_arc(target);
assert(arc);
/* Read value */
uint32_t value;
CHECK_RETVAL(arc_jtag_read_core_reg_one(&arc->jtag_info, regnum, &value));
Jim_SetResultInt(interp, value);
command_print(CMD, "0x%" PRIx32, value);
return ERROR_OK;
}
@ -441,7 +430,7 @@ static const struct command_registration arc_jtag_command_group[] = {
},
{
.name = "get-core-reg",
.jim_handler = jim_arc_get_core_reg,
.handler = arc_handle_get_core_reg,
.mode = COMMAND_EXEC,
.help = "Get/Set core register by number. This command does a "
"raw JTAG request that bypasses OpenOCD register cache "