diff options
Diffstat (limited to 'src/soc/intel/skylake/pmc.c')
| -rw-r--r-- | src/soc/intel/skylake/pmc.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/pmc.c b/src/soc/intel/skylake/pmc.c index 92d0f9e358..297188bfe4 100644 --- a/src/soc/intel/skylake/pmc.c +++ b/src/soc/intel/skylake/pmc.c @@ -15,6 +15,7 @@ * GNU General Public License for more details. */ +#include <bootstate.h> #include <chip.h> #include <console/console.h> #include <device/device.h> @@ -204,4 +205,19 @@ void pmc_soc_restore_power_failure(void) pmc_get_mainboard_power_failure_state_choice()); } +static void pm1_enable_pwrbtn_smi(void *unused) +{ + /* + * Enable power button SMI only before jumping to payload. This ensures + * that: + * 1. Power button SMI is enabled only after coreboot is done. + * 2. On resume path, power button SMI is not enabled and thus avoids + * any shutdowns because of power button presses due to power button + * press in resume path. + */ + pmc_update_pm1_enable(PWRBTN_EN); +} + +BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_LOAD, BS_ON_EXIT, pm1_enable_pwrbtn_smi, NULL); + #endif |