diff options
author | Joel Kitching <kitching@google.com> | 2018-09-26 17:58:14 +0800 |
---|---|---|
committer | Philipp Deppenwiese <zaolin.daisuki@gmail.com> | 2018-10-24 09:07:43 +0000 |
commit | 1d93b88af2de9dd3af45ebaffcac4344baaf3d40 (patch) | |
tree | 38efffe3368a820814e8c4737499b0544f1ecbd0 /src/soc/intel/baytrail/pmutil.c | |
parent | c5d0a2ea1fff572d6a61b4c6cb8b3661833f904f (diff) | |
download | coreboot-1d93b88af2de9dd3af45ebaffcac4344baaf3d40.tar.xz |
vboot: fix CONFIG_RESUME_PATH_SAME_AS_BOOT S3 resume logic
- should not check VBOOT_STARTS_IN_BOOTBLOCK to set context flag
- implement vboot_platform_is_resuming on platforms missing it
- add ACPI_INTEL_HARDWARE_SLEEP_VALUES to two intel southbridges
[ originally https://review.coreboot.org/c/coreboot/+/28750 ]
BUG=b:114018226
TEST=compile coreboot
Change-Id: I1ef0bcdfd01746198f8140f49698b58065d820b9
Signed-off-by: Joel Kitching <kitching@google.com>
Reviewed-on: https://review.coreboot.org/29060
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Diffstat (limited to 'src/soc/intel/baytrail/pmutil.c')
-rw-r--r-- | src/soc/intel/baytrail/pmutil.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/soc/intel/baytrail/pmutil.c b/src/soc/intel/baytrail/pmutil.c index 51c3ea065b..06751f1a80 100644 --- a/src/soc/intel/baytrail/pmutil.c +++ b/src/soc/intel/baytrail/pmutil.c @@ -14,6 +14,7 @@ */ #include <stdint.h> +#include <arch/acpi.h> #include <arch/io.h> #include <cbmem.h> #include <console/console.h> @@ -23,6 +24,7 @@ #include <soc/pci_devs.h> #include <soc/pmc.h> #include <security/vboot/vbnv.h> +#include <security/vboot/vboot_common.h> #if defined(__SIMPLE_DEVICE__) @@ -384,3 +386,11 @@ int vbnv_cmos_failed(void) { return rtc_failure(); } + +int vboot_platform_is_resuming(void) +{ + if (!(inw(ACPI_BASE_ADDRESS + PM1_STS) & WAK_STS)) + return 0; + + return acpi_sleep_from_pm1(inl(ACPI_BASE_ADDRESS + PM1_CNT)) == ACPI_S3; +} |