From 69ed08e4c5bb0b9d9ae55219ba5429064b0d272e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Wed, 17 Jun 2020 09:25:26 +0200 Subject: [PATCH] hw/watchdog/cmsdk-apb-watchdog: Add trace event for lock status MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add a trace event to see when a guest disable/enable the watchdog. Signed-off-by: Philippe Mathieu-Daudé Message-id: 20200617072539.32686-2-f4bug@amsat.org Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- hw/watchdog/cmsdk-apb-watchdog.c | 1 + hw/watchdog/trace-events | 1 + 2 files changed, 2 insertions(+) diff --git a/hw/watchdog/cmsdk-apb-watchdog.c b/hw/watchdog/cmsdk-apb-watchdog.c index 1541365914..5bbadadfa6 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 ab94d7df50..3124ca1f1b 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