diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/amd/stoneyridge/pmutil.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/soc/amd/stoneyridge/pmutil.c b/src/soc/amd/stoneyridge/pmutil.c index 25c9ec15c1..baabba5fbb 100644 --- a/src/soc/amd/stoneyridge/pmutil.c +++ b/src/soc/amd/stoneyridge/pmutil.c @@ -17,11 +17,12 @@ #include <soc/southbridge.h> #include <security/vboot/vboot_common.h> #include <security/vboot/vbnv.h> +#include <pc80/mc146818rtc.h> int vbnv_cmos_failed(void) { - /* FIXME: RTC failure checking not supported. */ - return 0; + /* If CMOS power has failed, the century will be set to 0xff */ + return cmos_read(RTC_CLK_ALTCENTURY) == 0xff; } int vboot_platform_is_resuming(void) |