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authorPhilippe Mathieu-Daudé <f4bug@amsat.org>2020-06-17 09:25:26 +0200
committerPeter Maydell <peter.maydell@linaro.org>2020-06-23 11:39:47 +0100
commit69ed08e4c5bb0b9d9ae55219ba5429064b0d272e (patch)
treea32e97ea2f95764065e86ba4f1a333f1b0c833a3 /hw/watchdog
parentced7e8edb282765685d2ba0206a11f8692d8ec1c (diff)
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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>
Diffstat (limited to 'hw/watchdog')
-rw-r--r--hw/watchdog/cmsdk-apb-watchdog.c1
-rw-r--r--hw/watchdog/trace-events1
2 files changed, 2 insertions, 0 deletions
diff --git a/hw/watchdog/cmsdk-apb-watchdog.c b/hw/watchdog/cmsdk-apb-watchdog.c
index 1541365..5bbadad 100644
--- a/hw/watchdog/cmsdk-apb-watchdog.c
+++ b/hw/watchdog/cmsdk-apb-watchdog.c
@@ -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) {
diff --git a/hw/watchdog/trace-events b/hw/watchdog/trace-events
index ab94d7d..3124ca1 100644
--- a/hw/watchdog/trace-events
+++ b/hw/watchdog/trace-events
@@ -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