diff options
| author | Krzysztof Sywula <krzysztof.m.sywula@intel.com> | 2019-03-13 16:48:56 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-03-22 12:24:16 +0000 |
| commit | 42a66fb721fb512a9b2e274303a6a4cb9311dfab (patch) | |
| tree | c0cd410cfb7e4b5fdcb211572fae6e1eff045043 /src/soc/intel/cannonlake/cpu.c | |
| parent | f71792f8c91ea7b254ed7f478253ef2bec7819ff (diff) | |
soc/intel/cannonlake: Enable power button smi in pre-OS
This change enables user to shutdown the system by shortly pressing
power button (<10sec) before OS is loaded. Main use case is shutdown
from recovery/broken screen.
BUG=N/A
TEST=Boot up into recovery screen on Sarien platform, press power button
once, and system should shutdown immediatelly.
Change-Id: I7655daf65ff058df7d9bad4567f74b4f4007acb4
Signed-off-by: Krzysztof Sywula <krzysztof.m.sywula@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31894
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc/intel/cannonlake/cpu.c')
| -rw-r--r-- | src/soc/intel/cannonlake/cpu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/intel/cannonlake/cpu.c b/src/soc/intel/cannonlake/cpu.c index 6bedb81390..7c06d25fd7 100644 --- a/src/soc/intel/cannonlake/cpu.c +++ b/src/soc/intel/cannonlake/cpu.c @@ -456,7 +456,7 @@ static void post_mp_init(void) * Now that all APs have been relocated as well as the BSP let SMIs * start flowing. */ - smm_southbridge_enable(PWRBTN_EN | GBL_EN); + smm_southbridge_enable(GBL_EN); /* Lock down the SMRAM space. */ smm_lock(); |