diff options
Diffstat (limited to 'src/soc/intel/skylake/include')
| -rw-r--r-- | src/soc/intel/skylake/include/soc/pm.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/include/soc/pm.h b/src/soc/intel/skylake/include/soc/pm.h index 4d9abcb20d..2e722bf206 100644 --- a/src/soc/intel/skylake/include/soc/pm.h +++ b/src/soc/intel/skylake/include/soc/pm.h @@ -21,6 +21,9 @@ #ifndef _SOC_PM_H_ #define _SOC_PM_H_ +#include <arch/io.h> +#include <soc/pmc.h> + /* ACPI_BASE_ADDRESS / PMBASE */ #define PM1_STS 0x00 @@ -169,4 +172,12 @@ uint8_t *pmc_mmio_regs(void); /* Get base address of TCO I/O registers. */ uint16_t pmc_tco_regs(void); +static inline int deep_s3_enabled(void) +{ + uint32_t deep_s3_pol; + + deep_s3_pol = read32(pmc_mmio_regs() + S3_PWRGATE_POL); + return !!(deep_s3_pol & (S3DC_GATE_SUS | S3AC_GATE_SUS)); +} + #endif |