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Fix the unaligned issue of PCI read/write buffer. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8333 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
xli24 2009-05-19 07:09:45 +00:00
parent dfbb47dbd5
commit 5dc4fd7856
4 changed files with 24 additions and 24 deletions
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12
MdePkg/Library/PeiPciLibPciCfg2/PciLib.c
View File

@ -1272,7 +1272,7 @@ PciReadBuffer (
//
// Read a word if StartAddress is word aligned
//
*(volatile UINT16 *)Buffer = PciRead16 (StartAddress);
WriteUnaligned16 (Buffer, PciRead16 (StartAddress));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1282,7 +1282,7 @@ PciReadBuffer (
//
// Read as many double words as possible
//
*(volatile UINT32 *)Buffer = PciRead32 (StartAddress);
WriteUnaligned32 (Buffer, PciRead32 (StartAddress));
StartAddress += sizeof (UINT32);
Size -= sizeof (UINT32);
Buffer = (UINT32*)Buffer + 1;
@ -1292,7 +1292,7 @@ PciReadBuffer (
//
// Read the last remaining word if exist
//
*(volatile UINT16 *)Buffer = PciRead16 (StartAddress);
WriteUnaligned16 (Buffer, PciRead16 (StartAddress));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1370,7 +1370,7 @@ PciWriteBuffer (
//
// Write a word if StartAddress is word aligned
//
PciWrite16 (StartAddress, *(UINT16*)Buffer);
PciWrite16 (StartAddress, ReadUnaligned16 (Buffer));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1380,7 +1380,7 @@ PciWriteBuffer (
//
// Write as many double words as possible
//
PciWrite32 (StartAddress, *(UINT32*)Buffer);
PciWrite32 (StartAddress, ReadUnaligned32 (Buffer));
StartAddress += sizeof (UINT32);
Size -= sizeof (UINT32);
Buffer = (UINT32*)Buffer + 1;
@ -1390,7 +1390,7 @@ PciWriteBuffer (
//
// Write the last remaining word if exist
//
PciWrite16 (StartAddress, *(UINT16*)Buffer);
PciWrite16 (StartAddress, ReadUnaligned16 (Buffer));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;

12
MdePkg/Library/PeiPciSegmentLibPciCfg2/PciSegmentLib.c
View File

@ -1259,7 +1259,7 @@ PciSegmentReadBuffer (
//
// Read a word if StartAddress is word aligned
//
*(volatile UINT16 *)Buffer = PciSegmentRead16 (StartAddress);
WriteUnaligned16 (Buffer, PciSegmentRead16 (StartAddress));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1269,7 +1269,7 @@ PciSegmentReadBuffer (
//
// Read as many double words as possible
//
*(volatile UINT32 *)Buffer = PciSegmentRead32 (StartAddress);
WriteUnaligned32 (Buffer, PciSegmentRead32 (StartAddress));
StartAddress += sizeof (UINT32);
Size -= sizeof (UINT32);
Buffer = (UINT32*)Buffer + 1;
@ -1279,7 +1279,7 @@ PciSegmentReadBuffer (
//
// Read the last remaining word if exist
//
*(volatile UINT16 *)Buffer = PciSegmentRead16 (StartAddress);
WriteUnaligned16 (Buffer, PciSegmentRead16 (StartAddress));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1358,7 +1358,7 @@ PciSegmentWriteBuffer (
//
// Write a word if StartAddress is word aligned
//
PciSegmentWrite16 (StartAddress, *(UINT16*)Buffer);
PciSegmentWrite16 (StartAddress, ReadUnaligned16 (Buffer));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1368,7 +1368,7 @@ PciSegmentWriteBuffer (
//
// Write as many double words as possible
//
PciSegmentWrite32 (StartAddress, *(UINT32*)Buffer);
PciSegmentWrite32 (StartAddress, ReadUnaligned32 (Buffer));
StartAddress += sizeof (UINT32);
Size -= sizeof (UINT32);
Buffer = (UINT32*)Buffer + 1;
@ -1378,7 +1378,7 @@ PciSegmentWriteBuffer (
//
// Write the last remaining word if exist
//
PciSegmentWrite16 (StartAddress, *(UINT16*)Buffer);
PciSegmentWrite16 (StartAddress, ReadUnaligned16 (Buffer));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;

12
MdePkg/Library/UefiPciLibPciRootBridgeIo/PciLib.c
View File

@ -1286,7 +1286,7 @@ PciReadBuffer (
//
// Read a word if StartAddress is word aligned
//
*(volatile UINT16 *)Buffer = PciRead16 (StartAddress);
WriteUnaligned16 (Buffer, PciRead16 (StartAddress));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1296,7 +1296,7 @@ PciReadBuffer (
//
// Read as many double words as possible
//
*(volatile UINT32 *)Buffer = PciRead32 (StartAddress);
WriteUnaligned32 (Buffer, PciRead32 (StartAddress));
StartAddress += sizeof (UINT32);
Size -= sizeof (UINT32);
Buffer = (UINT32*)Buffer + 1;
@ -1306,7 +1306,7 @@ PciReadBuffer (
//
// Read the last remaining word if exist
//
*(volatile UINT16 *)Buffer = PciRead16 (StartAddress);
WriteUnaligned16 (Buffer, PciRead16 (StartAddress));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1384,7 +1384,7 @@ PciWriteBuffer (
//
// Write a word if StartAddress is word aligned
//
PciWrite16 (StartAddress, *(UINT16*)Buffer);
PciWrite16 (StartAddress, ReadUnaligned16 (Buffer));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1394,7 +1394,7 @@ PciWriteBuffer (
//
// Write as many double words as possible
//
PciWrite32 (StartAddress, *(UINT32*)Buffer);
PciWrite32 (StartAddress, ReadUnaligned32 (Buffer));
StartAddress += sizeof (UINT32);
Size -= sizeof (UINT32);
Buffer = (UINT32*)Buffer + 1;
@ -1404,7 +1404,7 @@ PciWriteBuffer (
//
// Write the last remaining word if exist
//
PciWrite16 (StartAddress, *(UINT16*)Buffer);
PciWrite16 (StartAddress, ReadUnaligned16 (Buffer));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;

12
MdePkg/Library/UefiPciSegmentLibPciRootBridgeIo/PciSegmentLib.c
View File

@ -1338,7 +1338,7 @@ PciSegmentReadBuffer (
//
// Read a word if StartAddress is word aligned
//
*(volatile UINT16 *)Buffer = PciSegmentRead16 (StartAddress);
WriteUnaligned16 (Buffer, PciSegmentRead16 (StartAddress));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1348,7 +1348,7 @@ PciSegmentReadBuffer (
//
// Read as many double words as possible
//
*(volatile UINT32 *)Buffer = PciSegmentRead32 (StartAddress);
WriteUnaligned32 (Buffer, PciSegmentRead32 (StartAddress));
StartAddress += sizeof (UINT32);
Size -= sizeof (UINT32);
Buffer = (UINT32*)Buffer + 1;
@ -1358,7 +1358,7 @@ PciSegmentReadBuffer (
//
// Read the last remaining word if exist
//
*(volatile UINT16 *)Buffer = PciSegmentRead16 (StartAddress);
WriteUnaligned16 (Buffer, PciSegmentRead16 (StartAddress));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1436,7 +1436,7 @@ PciSegmentWriteBuffer (
//
// Write a word if StartAddress is word aligned
//
PciSegmentWrite16 (StartAddress, *(UINT16*)Buffer);
PciSegmentWrite16 (StartAddress, ReadUnaligned16 (Buffer));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;
@ -1446,7 +1446,7 @@ PciSegmentWriteBuffer (
//
// Write as many double words as possible
//
PciSegmentWrite32 (StartAddress, *(UINT32*)Buffer);
PciSegmentWrite32 (StartAddress, ReadUnaligned32 (Buffer));
StartAddress += sizeof (UINT32);
Size -= sizeof (UINT32);
Buffer = (UINT32*)Buffer + 1;
@ -1456,7 +1456,7 @@ PciSegmentWriteBuffer (
//
// Write the last remaining word if exist
//
PciSegmentWrite16 (StartAddress, *(UINT16*)Buffer);
PciSegmentWrite16 (StartAddress, ReadUnaligned16 (Buffer));
StartAddress += sizeof (UINT16);
Size -= sizeof (UINT16);
Buffer = (UINT16*)Buffer + 1;