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hw/watchdog/cmsdk-apb-watchdog: Add trace event for lock status 

Add a trace event to see when a guest disable/enable the watchdog.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20200617072539.32686-2-f4bug@amsat.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2020-06-17 09:25:26 +02:00 committed by Peter Maydell
parent ced7e8edb2
commit 69ed08e4c5
2 changed files with 2 additions and 0 deletions
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1
hw/watchdog/cmsdk-apb-watchdog.c
View File

@ -225,6 +225,7 @@ static void cmsdk_apb_watchdog_write(void *opaque, hwaddr offset,
break;
case A_WDOGLOCK:
s->lock = (value != WDOG_UNLOCK_VALUE);
trace_cmsdk_apb_watchdog_lock(s->lock);
break;
case A_WDOGITCR:
if (s->is_luminary) {

1
hw/watchdog/trace-events
View File

@ -4,3 +4,4 @@
cmsdk_apb_watchdog_read(uint64_t offset, uint64_t data, unsigned size) "CMSDK APB watchdog read: offset 0x%" PRIx64 " data 0x%" PRIx64 " size %u"
cmsdk_apb_watchdog_write(uint64_t offset, uint64_t data, unsigned size) "CMSDK APB watchdog write: offset 0x%" PRIx64 " data 0x%" PRIx64 " size %u"
cmsdk_apb_watchdog_reset(void) "CMSDK APB watchdog: reset"
cmsdk_apb_watchdog_lock(uint32_t lock) "CMSDK APB watchdog: lock %" PRIu32