diff options
Diffstat (limited to 'MdeModulePkg')
-rw-r--r-- | MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c b/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c index 16f14ca2c8..a1627807e5 100644 --- a/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c +++ b/MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c @@ -1473,8 +1473,6 @@ PciIovParseVfBar ( UINT32 Value;
UINT32 OriginalValue;
UINT32 Mask;
- UINT32 Data;
- UINT8 Index;
EFI_STATUS Status;
//
@@ -1592,12 +1590,7 @@ PciIovParseVfBar ( //
// Fix the length to support some spefic 64 bit BAR
//
- Data = Value;
- Index = 0;
- for (Data = Value; Data != 0; Data >>= 1) {
- Index ++;
- }
- Value |= ((UINT32)(-1) << Index);
+ Value |= ((UINT32) -1 << HighBitSet32 (Value));
//
// Calculate the size of 64bit bar
@@ -1672,8 +1665,6 @@ PciParseBar ( UINT32 Value;
UINT32 OriginalValue;
UINT32 Mask;
- UINT32 Data;
- UINT8 Index;
EFI_STATUS Status;
OriginalValue = 0;
@@ -1810,12 +1801,7 @@ PciParseBar ( //
// Fix the length to support some spefic 64 bit BAR
//
- Data = Value;
- Index = 0;
- for (Data = Value; Data != 0; Data >>= 1) {
- Index ++;
- }
- Value |= ((UINT32)(-1) << Index);
+ Value |= ((UINT32)(-1) << HighBitSet32 (Value));
//
// Calculate the size of 64bit bar
|