diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/common/block/pmc/pmclib.c | 12 | ||||
| -rw-r--r-- | src/soc/intel/common/block/smm/smm.c | 9 |
2 files changed, 9 insertions, 12 deletions
diff --git a/src/soc/intel/common/block/pmc/pmclib.c b/src/soc/intel/common/block/pmc/pmclib.c index 0795990332..339e674a6e 100644 --- a/src/soc/intel/common/block/pmc/pmclib.c +++ b/src/soc/intel/common/block/pmc/pmclib.c @@ -416,18 +416,6 @@ int pmc_fill_power_state(struct chipset_power_state *ps) ps->prev_sleep_state = pmc_prev_sleep_state(ps); printk(BIOS_DEBUG, "prev_sleep_state %d\n", ps->prev_sleep_state); - /* - * GPEs need to be disabled before enabling SMI. Otherwise, it could - * lead to SMIs being triggered in coreboot preventing the progress of - * normal boot-up. However, GPEs should not be disabled as part of - * pmc_gpe_init which happens in bootblock. Otherwise, - * pmc_fill_power_state would read GPE0_EN registers as all 0s thus - * losing information about the wake source. Hence, - * pmc_disable_all_gpe() is placed here after GPE0_EN registers are - * saved in chipset_power_state. - */ - pmc_disable_all_gpe(); - return ps->prev_sleep_state; } diff --git a/src/soc/intel/common/block/smm/smm.c b/src/soc/intel/common/block/smm/smm.c index e8c52459a1..6059995493 100644 --- a/src/soc/intel/common/block/smm/smm.c +++ b/src/soc/intel/common/block/smm/smm.c @@ -46,6 +46,15 @@ void smm_southbridge_enable(uint16_t pm1_events) pmc_disable_std_gpe(PME_B0_EN); /* + * GPEs need to be disabled before enabling SMI. Otherwise, it could + * lead to SMIs being triggered in coreboot preventing the progress of + * normal boot-up. This is done as late as possible so that + * pmc_fill_power_state can read the correct state of GPE0_EN* registers + * and not lose information about the wake source. + */ + pmc_disable_all_gpe(); + + /* * Enable SMI generation: * - on APMC writes (io 0xb2) * - on writes to SLP_EN (sleep states) |