This can be used to dynamically distinguish between similar chips in tcl
code.
Change-Id: Ic4dfb61693e78616355173142dc7f9b9683a9f73
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Reviewed-on: http://openocd.zylin.com/5033
Tested-by: jenkins
Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
@section Other TAP commands
@section Other TAP commands
+@deffn Command {jtag cget} dotted.name @option{-idcode}
+Get the value of the IDCODE found in hardware.
+@end deffn
+
@deffn Command {jtag cget} dotted.name @option{-event} event_name
@deffnx Command {jtag configure} dotted.name @option{-event} event_name handler
At this writing this TAP attribute
@deffn Command {jtag cget} dotted.name @option{-event} event_name
@deffnx Command {jtag configure} dotted.name @option{-event} event_name handler
At this writing this TAP attribute
-mechanism is used only for event handling.
+mechanism is limited and used mostly for event handling.
(It is not a direct analogue of the @code{cget}/@code{configure}
mechanism for debugger targets.)
See the next section for information about the available events.
(It is not a direct analogue of the @code{cget}/@code{configure}
mechanism for debugger targets.)
See the next section for information about the available events.
enum jtag_tap_cfg_param {
enum jtag_tap_cfg_param {
+ JCFG_EVENT,
+ JCFG_IDCODE,
};
static Jim_Nvp nvp_config_opts[] = {
{ .name = "-event", .value = JCFG_EVENT },
};
static Jim_Nvp nvp_config_opts[] = {
{ .name = "-event", .value = JCFG_EVENT },
+ { .name = "-idcode", .value = JCFG_IDCODE },
{ .name = NULL, .value = -1 }
};
{ .name = NULL, .value = -1 }
};
if (e != JIM_OK)
return e;
break;
if (e != JIM_OK)
return e;
break;
+ case JCFG_IDCODE:
+ if (goi->isconfigure) {
+ Jim_SetResultFormatted(goi->interp,
+ "not settable: %s", n->name);
+ return JIM_ERR;
+ } else {
+ if (goi->argc != 0) {
+ Jim_WrongNumArgs(goi->interp,
+ goi->argc, goi->argv,
+ "NO PARAMS");
+ return JIM_ERR;
+ }
+ }
+ Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, tap->idcode));
+ break;
- Jim_SetResultFormatted(goi->interp, "unknown event: %s", n->name);
+ Jim_SetResultFormatted(goi->interp, "unknown value: %s", n->name);
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