diff options
Diffstat (limited to 'MdeModulePkg/Universal/PcatSingleSegmentPciCfg2Pei')
| -rw-r--r-- | MdeModulePkg/Universal/PcatSingleSegmentPciCfg2Pei/PciCfg2.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/MdeModulePkg/Universal/PcatSingleSegmentPciCfg2Pei/PciCfg2.c b/MdeModulePkg/Universal/PcatSingleSegmentPciCfg2Pei/PciCfg2.c index 9e478eb879..bf1fb2d887 100644 --- a/MdeModulePkg/Universal/PcatSingleSegmentPciCfg2Pei/PciCfg2.c +++ b/MdeModulePkg/Universal/PcatSingleSegmentPciCfg2Pei/PciCfg2.c @@ -327,16 +327,24 @@ PciCfg2Modify ( IN CONST VOID *ClearBits
)
{
- UINTN PciLibAddress;
+ UINTN PciLibAddress;
+ UINT16 ClearValue16;
+ UINT16 SetValue16;
+ UINT32 ClearValue32;
+ UINT32 SetValue32;
PciLibAddress = PciCfgAddressConvert ((EFI_PEI_PCI_CFG_PPI_PCI_ADDRESS *) &Address);
if (Width == EfiPeiPciCfgWidthUint8) {
- PciAndThenOr8 (PciLibAddress, ~(*(UINT8 *)ClearBits), *((UINT8 *) SetBits));
+ PciAndThenOr8 (PciLibAddress, (UINT8) (~(*(UINT8 *) ClearBits)), *((UINT8 *) SetBits));
} else if (Width == EfiPeiPciCfgWidthUint16) {
- PciAndThenOr16 (PciLibAddress, ~ReadUnaligned16 ((UINT16 *) ClearBits), ReadUnaligned16 ((UINT16 *) SetBits));
+ ClearValue16 = (UINT16) (~ReadUnaligned16 ((UINT16 *) ClearBits));
+ SetValue16 = ReadUnaligned16 ((UINT16 *) SetBits);
+ PciAndThenOr16 (PciLibAddress, ClearValue16, SetValue16);
} else if (Width == EfiPeiPciCfgWidthUint32) {
- PciAndThenOr32 (PciLibAddress, ~ReadUnaligned32 ((UINT32 *) ClearBits), ReadUnaligned32 ((UINT32 *) SetBits));
+ ClearValue32 = (UINT32) (~ReadUnaligned32 ((UINT32 *) ClearBits));
+ SetValue32 = ReadUnaligned32 ((UINT32 *) SetBits);
+ PciAndThenOr32 (PciLibAddress, ClearValue32, SetValue32);
} else {
return EFI_INVALID_PARAMETER;
}
|