armv8: allow halt on exception

add command 'catch_exc' to halt a core on entering any of Secure EL1 or
EL3 or Non-Secure EL1 or EL2.

Change-Id: I0c68e247af68dd96616855a9bc1063c277d222e5
Signed-off-by: Matthias Welwarsky <matthias.welwarsky@sysgo.com>
Reviewed-on: http://openocd.zylin.com/4479
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
This commit is contained in:
Matthias Welwarsky
2018-04-05 13:42:21 +02:00
committed by Matthias Welwarsky
parent 21687eb983
commit db429c34d0
7 changed files with 90 additions and 2 deletions

View File

@@ -1381,13 +1381,15 @@ void armv8_dpm_report_dscr(struct arm_dpm *dpm, uint32_t dscr)
case DSCRV8_ENTRY_BKPT: /* SW BKPT (?) */
case DSCRV8_ENTRY_RESET_CATCH: /* Reset catch */
case DSCRV8_ENTRY_OS_UNLOCK: /*OS unlock catch*/
case DSCRV8_ENTRY_EXCEPTION_CATCH: /*exception catch*/
case DSCRV8_ENTRY_SW_ACCESS_DBG: /*SW access dbg register*/
target->debug_reason = DBG_REASON_BREAKPOINT;
break;
case DSCRV8_ENTRY_WATCHPOINT: /* asynch watchpoint */
target->debug_reason = DBG_REASON_WATCHPOINT;
break;
case DSCRV8_ENTRY_EXCEPTION_CATCH: /*exception catch*/
target->debug_reason = DBG_REASON_EXC_CATCH;
break;
default:
target->debug_reason = DBG_REASON_UNDEFINED;
break;