diff options
Diffstat (limited to 'src/southbridge/intel/i82801dx/lpc.c')
| -rw-r--r-- | src/southbridge/intel/i82801dx/lpc.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/southbridge/intel/i82801dx/lpc.c b/src/southbridge/intel/i82801dx/lpc.c index c92562aaed..d914335c34 100644 --- a/src/southbridge/intel/i82801dx/lpc.c +++ b/src/southbridge/intel/i82801dx/lpc.c @@ -4,6 +4,7 @@ #include <arch/io.h> #include <arch/ioapic.h> #include <console/console.h> +#include <cpu/x86/smm.h> #include <device/device.h> #include <device/pci.h> #include <device/pci_ids.h> @@ -162,6 +163,15 @@ static void i82801dx_rtc_init(struct device *dev) pci_write_config8(dev, RTC_CONF, 0x04); } +static void i82801dx_set_acpi_mode(struct device *dev) +{ + if (!acpi_is_wakeup_s3()) { + apm_control(APM_CNT_ACPI_DISABLE); + } else { + apm_control(APM_CNT_ACPI_ENABLE); + } +} + static void i82801dx_lpc_route_dma(struct device *dev, u8 mask) { u16 reg16; @@ -240,6 +250,8 @@ static void lpc_init(struct device *dev) enable_hpet(dev); setup_i8259(); + + i82801dx_set_acpi_mode(dev); } static void i82801dx_lpc_read_resources(struct device *dev) |