diff options
Diffstat (limited to 'src/soc/intel/broadwell/pmutil.c')
| -rw-r--r-- | src/soc/intel/broadwell/pmutil.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/pmutil.c b/src/soc/intel/broadwell/pmutil.c index 38991305b4..e19025bf7a 100644 --- a/src/soc/intel/broadwell/pmutil.c +++ b/src/soc/intel/broadwell/pmutil.c @@ -18,6 +18,7 @@ * and the differences between PCH variants. */ +#include <arch/acpi.h> #include <arch/io.h> #include <device/device.h> #include <device/pci.h> @@ -29,6 +30,7 @@ #include <soc/pm.h> #include <soc/gpio.h> #include <security/vboot/vbnv.h> +#include <security/vboot/vboot_common.h> /* Print status bits with descriptive names */ static void print_status_bits(u32 status, const char *bit_names[]) @@ -473,3 +475,11 @@ 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; +} |