As with Cortex-A8, the WFAR register holds useful information
that should be recorded and, where relevant, displayed.
---
src/target/arm11.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
--- a/src/target/arm11.c
+++ b/src/target/arm11.c
@@ -217,6 +217,19 @@ static int arm11_debug_entry(struct arm1
}
+ if (arm11->arm.target->debug_reason == DBG_REASON_WATCHPOINT) {
+ uint32_t wfar;
+
+ /* MRC p15, 0, <Rd>, c6, c0, 1 ; Read WFAR */
+ retval = arm11_run_instr_data_from_core_via_r0(arm11,
+ ARMV4_5_MRC(15, 0, 0, 6, 0, 1),
+ &wfar);
+ if (retval != ERROR_OK)
+ return retval;
+ arm_dpm_report_wfar(arm11->arm.dpm, wfar);
+ }
+
+
retval = arm11_run_instr_data_finish(arm11);
if (retval != ERROR_OK)
return retval;
@@ -356,12 +369,17 @@ static int arm11_poll(struct target *tar
/* architecture specific status reply */
static int arm11_arch_state(struct target *target)
{
+ struct arm11_common *arm11 = target_to_arm11(target);
int retval;
retval = armv4_5_arch_state(target);
/* REVISIT also display ARM11-specific MMU and cache status ... */
+ if (target->debug_reason == DBG_REASON_WATCHPOINT)
+ LOG_USER("Watchpoint triggered at PC %#08x",
+ (unsigned) arm11->dpm.wp_pc);
+
return retval;
}
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