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authorxli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524>2009-04-30 02:32:49 +0000
committerxli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524>2009-04-30 02:32:49 +0000
commit687add7035b114cbb520725d3dc1ce80b3728ecd (patch)
tree29e9df7613b1dbea1898852aad37e35b2dd8ef70
parent51967a53143ff87800afe37b3c72292a7ae5f938 (diff)
downloadedk2-687add7035b114cbb520725d3dc1ce80b3728ecd.zip
edk2-687add7035b114cbb520725d3dc1ce80b3728ecd.tar.gz
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Fix the bug in DxeRuntimePciExpressLib that behavior of GetPciExpressAddress() in virtual mode is not correct.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8206 6f19259b-4bc3-4df7-8a09-765794883524
-rw-r--r--MdePkg/Library/DxeRuntimePciExpressLib/PciExpressLib.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/MdePkg/Library/DxeRuntimePciExpressLib/PciExpressLib.c b/MdePkg/Library/DxeRuntimePciExpressLib/PciExpressLib.c
index e56675b..4231614 100644
--- a/MdePkg/Library/DxeRuntimePciExpressLib/PciExpressLib.c
+++ b/MdePkg/Library/DxeRuntimePciExpressLib/PciExpressLib.c
@@ -5,7 +5,7 @@
All assertions for I/O operations are handled in MMIO functions in the IoLib
Library.
- Copyright (c) 2006 - 2008, Intel Corporation<BR>
+ Copyright (c) 2006 - 2009, Intel Corporation<BR>
All rights reserved. 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
@@ -217,7 +217,7 @@ GetPciExpressAddress (
//
// See if there is a physical address match at the exact same index as the last address match
//
- if (mDxeRuntimePciExpressLibRegistrationTable[mDxeRuntimePciExpressLibLastRuntimeRange].PhysicalAddress == (Address & 0x0ffff000)) {
+ if (mDxeRuntimePciExpressLibRegistrationTable[mDxeRuntimePciExpressLibLastRuntimeRange].PhysicalAddress == (Address & (~0x00000fff))) {
//
// Convert the physical address to a virtual address and return the virtual address
//
@@ -228,7 +228,7 @@ GetPciExpressAddress (
// Search the entire table for a physical address match
//
for (Index = 0; Index < mDxeRuntimePciExpressLibNumberOfRuntimeRanges; Index++) {
- if (mDxeRuntimePciExpressLibRegistrationTable[Index].PhysicalAddress == (Address & 0x0ffff000)) {
+ if (mDxeRuntimePciExpressLibRegistrationTable[Index].PhysicalAddress == (Address & (~0x00000fff))) {
//
// Cache the matching index value
//