diff options
| author | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-11-15 02:35:38 +0000 |
|---|---|---|
| committer | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-11-15 02:35:38 +0000 |
| commit | 879ef7662b7d6e82a44e96f2be8bcc3a608b6e34 (patch) | |
| tree | 0693e69725bd3f4e23c175b9a6dc70357acf4a81 | |
| parent | bc599496fae60edfc782b8c92eb5710ee484e150 (diff) | |
| download | edk2-879ef7662b7d6e82a44e96f2be8bcc3a608b6e34.tar.gz edk2-879ef7662b7d6e82a44e96f2be8bcc3a608b6e34.tar.bz2 edk2-879ef7662b7d6e82a44e96f2be8bcc3a608b6e34.zip | |
sync patch r11043 from main trunk.
Fix bug: The lower 2 bits of Width and stripped, Count will always be multiplied by 1, which will leave Count unchanged.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/branches/UDK2010@11055 6f19259b-4bc3-4df7-8a09-765794883524
| -rw-r--r-- | MdeModulePkg/Bus/Pci/PciBusDxe/PciIo.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/MdeModulePkg/Bus/Pci/PciBusDxe/PciIo.c b/MdeModulePkg/Bus/Pci/PciBusDxe/PciIo.c index 840f7e8371..57a70fef63 100644 --- a/MdeModulePkg/Bus/Pci/PciBusDxe/PciIo.c +++ b/MdeModulePkg/Bus/Pci/PciBusDxe/PciIo.c @@ -451,8 +451,8 @@ PciIoMemRead ( //
if (FeaturePcdGet (PcdUnalignedPciIoEnable)) {
if ((Offset & ((1 << (Width & 0x03)) - 1)) != 0) {
- Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
Count *= (UINTN)(1 << (Width & 0x03));
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
}
}
@@ -526,8 +526,8 @@ PciIoMemWrite ( //
if (FeaturePcdGet (PcdUnalignedPciIoEnable)) {
if ((Offset & ((1 << (Width & 0x03)) - 1)) != 0) {
- Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
Count *= (UINTN)(1 << (Width & 0x03));
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
}
}
@@ -600,8 +600,8 @@ PciIoIoRead ( //
if (FeaturePcdGet (PcdUnalignedPciIoEnable)) {
if ((Offset & ((1 << (Width & 0x03)) - 1)) != 0) {
- Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
Count *= (UINTN)(1 << (Width & 0x03));
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
}
}
@@ -674,8 +674,8 @@ PciIoIoWrite ( //
if (FeaturePcdGet (PcdUnalignedPciIoEnable)) {
if ((Offset & ((1 << (Width & 0x03)) - 1)) != 0) {
- Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
Count *= (UINTN)(1 << (Width & 0x03));
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
}
}
@@ -739,8 +739,8 @@ PciIoConfigRead ( //
if (FeaturePcdGet (PcdUnalignedPciIoEnable)) {
if ((Offset & ((1 << (Width & 0x03)) - 1)) != 0) {
- Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
Count *= (UINTN)(1 << (Width & 0x03));
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
}
}
@@ -804,8 +804,8 @@ PciIoConfigWrite ( //
if (FeaturePcdGet (PcdUnalignedPciIoEnable)) {
if ((Offset & ((1 << (Width & 0x03)) - 1)) != 0) {
- Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
Count *= (UINTN)(1 << (Width & 0x03));
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
}
}
@@ -899,8 +899,8 @@ PciIoCopyMem ( //
if (FeaturePcdGet (PcdUnalignedPciIoEnable)) {
if ((SrcOffset & ((1 << (Width & 0x03)) - 1)) != 0 || (DestOffset & ((1 << (Width & 0x03)) - 1)) != 0) {
- Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
Count *= (UINTN)(1 << (Width & 0x03));
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) (Width & (~0x03));
}
}
|