diff options
| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2021-01-15 05:58:42 +0200 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2021-02-16 09:28:42 +0000 |
| commit | 4de1a31cb04f0363b6d257d9de392cdfe8d5644c (patch) | |
| tree | 80a674e5d82d33c5e133d31676ab48bad409798e /src/soc/amd/common/block | |
| parent | cdd2f63947549e9b478f26942daf400cf4f246e6 (diff) | |
ACPI: Add acpi_reset_gnvs_for_wake()
With chipset_power_state filled in romstage CBMEM hooks and
GNVS allocated early in ramstage, GNVS wake source is now
also filled for normal boot path.
Change-Id: I2d44770392d14d2d6e22cc98df9d1751c8717ff3
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50004
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/soc/amd/common/block')
| -rw-r--r-- | src/soc/amd/common/block/acpi/pm_state.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/src/soc/amd/common/block/acpi/pm_state.c b/src/soc/amd/common/block/acpi/pm_state.c index 643cb0267b..787b732353 100644 --- a/src/soc/amd/common/block/acpi/pm_state.c +++ b/src/soc/amd/common/block/acpi/pm_state.c @@ -35,29 +35,25 @@ static void pm_fill_gnvs(struct global_nvs *gnvs, const struct acpi_pm_gpe_state int index; index = get_index_bit(state->pm1_sts & state->pm1_en, PM1_LIMIT); - if (index < 0) - gnvs->pm1i = ~0ULL; - else + if (index >= 0) gnvs->pm1i = index; index = get_index_bit(state->gpe0_sts & state->gpe0_en, GPE0_LIMIT); - if (index < 0) - gnvs->gpei = ~0ULL; - else + if (index >= 0) gnvs->gpei = index; } static void acpi_save_wake_source(void *unused) { const struct chipset_power_state *ps; - struct global_nvs *gnvs = acpi_get_gnvs(); - if (!gnvs) - return; + struct global_nvs *gnvs; + if (acpi_reset_gnvs_for_wake(&gnvs) < 0) + return; if (acpi_pm_state_for_wake(&ps) < 0) return; pm_fill_gnvs(gnvs, &ps->gpe_state); } -BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, acpi_save_wake_source, NULL); +BOOT_STATE_INIT_ENTRY(BS_PRE_DEVICE, BS_ON_ENTRY, acpi_save_wake_source, NULL); |