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-rw-r--r--src/mainboard/lenovo/x220/romstage.c21
1 files changed, 1 insertions, 20 deletions
diff --git a/src/mainboard/lenovo/x220/romstage.c b/src/mainboard/lenovo/x220/romstage.c
index 59563f9286..b989ecb686 100644
--- a/src/mainboard/lenovo/x220/romstage.c
+++ b/src/mainboard/lenovo/x220/romstage.c
@@ -151,8 +151,6 @@ init_usb (void)
void main(unsigned long bist)
{
int s3resume = 0;
- u32 pm1_cnt;
- u16 pm1_sts;
spd_raw_data spd[4];
if (MCHBAR16(SSKPD) == 0xCAFE) {
@@ -198,24 +196,7 @@ void main(unsigned long bist)
sandybridge_early_initialization(SANDYBRIDGE_MOBILE);
printk(BIOS_DEBUG, "Back from sandybridge_early_initialization()\n");
- /* Check PM1_STS[15] to see if we are waking from Sx */
- pm1_sts = inw(DEFAULT_PMBASE + PM1_STS);
-
- /* Read PM1_CNT[12:10] to determine which Sx state */
- pm1_cnt = inl(DEFAULT_PMBASE + PM1_CNT);
-
- if ((pm1_sts & WAK_STS) && ((pm1_cnt >> 10) & 7) == 5) {
- if (acpi_s3_resume_allowed()) {
- printk(BIOS_DEBUG, "Resume from S3 detected.\n");
- s3resume = 1;
- /* Clear SLP_TYPE. This will break stage2 but
- * we care for that when we get there.
- */
- outl(pm1_cnt & ~(7 << 10), DEFAULT_PMBASE + PM1_CNT);
- } else {
- printk(BIOS_DEBUG, "Resume from S3 detected, but disabled.\n");
- }
- }
+ s3resume = southbridge_detect_s3_resume();
post_code(0x38);
/* Enable SPD ROMs and DDR-III DRAM */