diff options
Diffstat (limited to 'src/soc/intel/broadwell')
| -rw-r--r-- | src/soc/intel/broadwell/pch/pmutil.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/pch/pmutil.c b/src/soc/intel/broadwell/pch/pmutil.c index 4ba30b4ec6..e310416eaa 100644 --- a/src/soc/intel/broadwell/pch/pmutil.c +++ b/src/soc/intel/broadwell/pch/pmutil.c @@ -11,6 +11,7 @@ #include <device/pci_ops.h> #include <device/device.h> #include <device/pci.h> +#include <halt.h> #include <console/console.h> #include <soc/iomap.h> #include <soc/lpc.h> @@ -421,6 +422,16 @@ int platform_is_resuming(void) return acpi_sleep_from_pm1(inl(get_pmbase() + PM1_CNT)) == ACPI_S3; } +void poweroff(void) +{ + uint32_t pm1_cnt; + + /* Go to S5 */ + pm1_cnt = inl(ACPI_BASE_ADDRESS + PM1_CNT); + pm1_cnt |= (0xf << 10); + outl(pm1_cnt, ACPI_BASE_ADDRESS + PM1_CNT); +} + /* STM Support */ uint16_t get_pmbase(void) { |