diff options
Diffstat (limited to 'MdeModulePkg')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/MdeModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c b/MdeModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c index 1db71fa802..5f8ffe2c05 100644 --- a/MdeModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c +++ b/MdeModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.c @@ -1,7 +1,7 @@ /** @file
PCI Rom supporting funtions implementation for PCI Bus module.
-Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -546,6 +546,7 @@ RomDecode ( {
UINT32 Value32;
UINT32 Offset;
+ UINT32 OffsetMax;
EFI_PCI_IO_PROTOCOL *PciIo;
PciIo = &PciDevice->PciIo;
@@ -553,7 +554,12 @@ RomDecode ( //
// Clear all bars
//
- for (Offset = 0x10; Offset <= 0x24; Offset += sizeof (UINT32)) {
+ OffsetMax = 0x24;
+ if (IS_PCI_BRIDGE(&PciDevice->Pci)) {
+ OffsetMax = 0x14;
+ }
+
+ for (Offset = 0x10; Offset <= OffsetMax; Offset += sizeof (UINT32)) {
PciIo->Pci.Write (PciIo, EfiPciIoWidthUint32, Offset, 1, &gAllZero);
}
|