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-rw-r--r--Chipset/SB/SBGeneric.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/Chipset/SB/SBGeneric.c b/Chipset/SB/SBGeneric.c
index 097ce6f..7edb117 100644
--- a/Chipset/SB/SBGeneric.c
+++ b/Chipset/SB/SBGeneric.c
@@ -1561,9 +1561,18 @@ BOOLEAN SBIsDefaultConfigMode (
IN EFI_PEI_READ_ONLY_VARIABLE2_PPI *ReadVariablePpi )
{
UINT8 Buffer8;
+ UINT8 CmosDiagnosticSts = FALSE;
Buffer8 = READ_PCI8_SB(SB_REG_GEN_PMCON_3); // 0xA4
- return (Buffer8 & 4) ? TRUE : FALSE;
+// return (Buffer8 & 4) ? TRUE : FALSE;
+
+ IoWrite8(0x70, 0x0E);
+ CmosDiagnosticSts = IoRead8(0x71) & (BIT6 + BIT7);
+
+ if( Buffer8 & 4 || CmosDiagnosticSts ) {
+ return TRUE;
+ }
+ return FALSE;
}
#if SB_STALL_PPI_SUPPORT