diff options
| -rw-r--r-- | src/southbridge/intel/i82801gx/smihandler.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/southbridge/intel/i82801gx/smihandler.c b/src/southbridge/intel/i82801gx/smihandler.c index 434bfebc18..48375e451d 100644 --- a/src/southbridge/intel/i82801gx/smihandler.c +++ b/src/southbridge/intel/i82801gx/smihandler.c @@ -26,6 +26,7 @@ #include <cpu/x86/cache.h> #include <cpu/x86/smm.h> #include <device/pci_def.h> +#include <pc80/mc146818rtc.h> #include "i82801gx.h" /* I945 */ @@ -410,6 +411,7 @@ static void southbridge_smi_apmc(unsigned int node, smm_state_save_area_t *state static void southbridge_smi_pm1(unsigned int node, smm_state_save_area_t *state_save) { u16 pm1_sts; + volatile u8 cmos_status; pm1_sts = reset_pm1_status(); dump_pm1_status(pm1_sts); @@ -423,6 +425,12 @@ static void southbridge_smi_pm1(unsigned int node, smm_state_save_area_t *state_ reg32 = (7 << 10) | (1 << 13); outl(reg32, pmbase + PM1_CNT); } + + if (pm1_sts & RTC_STS) { + /* read RTC status register to disable the interrupt */ + cmos_status = cmos_read(RTC_REG_C); + printk(BIOS_DEBUG, "RTC IRQ status: %02X\n", cmos_status); + } } static void southbridge_smi_gpe0(unsigned int node, smm_state_save_area_t *state_save) |