diff options
| author | Simon Glass <sjg@chromium.org> | 2012-09-05 15:42:52 -0700 |
|---|---|---|
| committer | Gerrit <chrome-bot@google.com> | 2012-09-06 17:32:38 -0700 |
| commit | e6d9ea96f3914dd3de08ba3bcea24acd4097e7cd (patch) | |
| tree | e0904bd151c671dfebb98f932b4c42420c956976 | |
| parent | c5652fbcfcf585bd2957a8a2a340303e04810a81 (diff) | |
| download | chrome-ec-e6d9ea96f3914dd3de08ba3bcea24acd4097e7cd.tar.gz | |
gaia_power: Report power on reason
Report the reason for a power on, to assist with debugging.
BUG=chrome-os-partner:11307
BRANCH=snow
TEST=manual
Build and boot on snow
See that power on reason is now reported
> 0.003508 power on 2
[0.028674 AP running ...]
...
12.163780 ending loop 2
Shutdown complete.
[batt] state discharging -> idle
17.801167 power on 4
Overriding CHARGER_INT with CHARGER_INT on EXTI4
[17.825873 AP running ...]
17.826071 XPSHOLD seen
[batt] state idle -> discharg
Change-Id: I2044419b330a74d19d8c4e63fa8853aa477b4df1
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/32301
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
| -rw-r--r-- | common/gaia_power.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/common/gaia_power.c b/common/gaia_power.c index cc8914de7f..1b3cc61a2a 100644 --- a/common/gaia_power.c +++ b/common/gaia_power.c @@ -312,7 +312,7 @@ static int check_for_power_on_event(void) /* power on requested at EC startup for recovery */ if (auto_power_on) { auto_power_on = 0; - return 1; + return 2; } /* to avoid false positives, check lid only if a change was detected */ @@ -320,7 +320,7 @@ static int check_for_power_on_event(void) udelay(LID_SWITCH_DEBOUNCE); if (gpio_get_level(GPIO_LID_OPEN) == 1) { lid_changed = 0; - return 1; + return 3; } } @@ -328,12 +328,12 @@ static int check_for_power_on_event(void) if (gpio_get_level(GPIO_KB_PWR_ON_L) == 0) { udelay(KB_PWR_ON_DEBOUNCE); if (gpio_get_level(GPIO_KB_PWR_ON_L) == 0) - return 1; + return 4; } if (power_request == POWER_REQ_ON) { power_request = POWER_REQ_NONE; - return 4; + return 5; } return 0; @@ -481,8 +481,9 @@ void gaia_power_task(void) while (1) { /* Wait until we need to power on, then power on */ - while (!check_for_power_on_event()) + while (value = check_for_power_on_event(), !value) task_wait_event(-1); + CPRINTF("%T power on %d\n", value); if (!power_on()) { int continue_power = 0; |