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Add core FFS3 support, PeiCore and DxeIpl. 

Signed-off-by: lzeng14
Reviewed-by: lgao4

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12583 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lzeng14 2011-10-27 09:04:50 +00:00
parent 30f001ca5f
commit 890e54170e
6 changed files with 287 additions and 89 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
MdeModulePkg/Core/DxeIplPeim/DxeLoad.c
View File

@ -515,21 +515,32 @@ Decompress (
UINT8 *ScratchBuffer;
UINT32 DstBufferSize;
UINT32 ScratchBufferSize;
EFI_COMMON_SECTION_HEADER *Section;
UINT32 SectionLength;
VOID *CompressionSource;
UINT32 CompressionSourceSize;
UINT32 UncompressedLength;
UINT8 CompressionType;
if (CompressionSection->CommonHeader.Type != EFI_SECTION_COMPRESSION) {
ASSERT (FALSE);
return EFI_INVALID_PARAMETER;
}
Section = (EFI_COMMON_SECTION_HEADER *) CompressionSection;
SectionLength = *(UINT32 *) (Section->Size) & 0x00ffffff;
if (IS_SECTION2 (CompressionSection)) {
CompressionSource = (VOID *) ((UINT8 *) CompressionSection + sizeof (EFI_COMPRESSION_SECTION2));
CompressionSourceSize = (UINT32) (SECTION2_SIZE (CompressionSection) - sizeof (EFI_COMPRESSION_SECTION2));
UncompressedLength = ((EFI_COMPRESSION_SECTION2 *) CompressionSection)->UncompressedLength;
CompressionType = ((EFI_COMPRESSION_SECTION2 *) CompressionSection)->CompressionType;
} else {
CompressionSource = (VOID *) ((UINT8 *) CompressionSection + sizeof (EFI_COMPRESSION_SECTION));
CompressionSourceSize = (UINT32) (SECTION_SIZE (CompressionSection) - sizeof (EFI_COMPRESSION_SECTION));
UncompressedLength = CompressionSection->UncompressedLength;
CompressionType = CompressionSection->CompressionType;
}
//
// This is a compression set, expand it
//
switch (CompressionSection->CompressionType) {
switch (CompressionType) {
case EFI_STANDARD_COMPRESSION:
if (FeaturePcdGet(PcdDxeIplSupportUefiDecompress)) {
//
@ -537,8 +548,8 @@ Decompress (
// For compressed data, decompress them to destination buffer.
//
Status = UefiDecompressGetInfo (
(UINT8 *) ((EFI_COMPRESSION_SECTION *) Section + 1),
SectionLength - sizeof (EFI_COMPRESSION_SECTION),
CompressionSource,
CompressionSourceSize,
&DstBufferSize,
&ScratchBufferSize
);
@ -572,7 +583,7 @@ Decompress (
// Call decompress function
//
Status = UefiDecompress (
(CHAR8 *) ((EFI_COMPRESSION_SECTION *) Section + 1),
CompressionSource,
DstBuffer,
ScratchBuffer
);
@ -597,7 +608,7 @@ Decompress (
//
// Allocate destination buffer
//
DstBufferSize = CompressionSection->UncompressedLength;
DstBufferSize = UncompressedLength;
DstBuffer = AllocatePages (EFI_SIZE_TO_PAGES (DstBufferSize) + 1);
if (DstBuffer == NULL) {
return EFI_OUT_OF_RESOURCES;
@ -610,7 +621,7 @@ Decompress (
//
// stream is not actually compressed, just encapsulated. So just copy it.
//
CopyMem (DstBuffer, CompressionSection + 1, DstBufferSize);
CopyMem (DstBuffer, CompressionSource, DstBufferSize);
break;
default:

14
MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
View File

@ -41,7 +41,7 @@ DiscoverPeimsAndOrderWithApriori (
)
{
EFI_STATUS Status;
EFI_PEI_FV_HANDLE FileHandle;
EFI_PEI_FILE_HANDLE FileHandle;
EFI_PEI_FILE_HANDLE AprioriFileHandle;
EFI_GUID *Apriori;
UINTN Index;
@ -49,7 +49,7 @@ DiscoverPeimsAndOrderWithApriori (
UINTN PeimIndex;
UINTN PeimCount;
EFI_GUID *Guid;
EFI_PEI_FV_HANDLE TempFileHandles[FixedPcdGet32 (PcdPeiCoreMaxPeimPerFv)];
EFI_PEI_FILE_HANDLE TempFileHandles[FixedPcdGet32 (PcdPeiCoreMaxPeimPerFv)];
EFI_GUID FileGuid[FixedPcdGet32 (PcdPeiCoreMaxPeimPerFv)];
EFI_PEI_FIRMWARE_VOLUME_PPI *FvPpi;
EFI_FV_FILE_INFO FileInfo;
@ -106,8 +106,12 @@ DiscoverPeimsAndOrderWithApriori (
//
Status = FvPpi->GetFileInfo (FvPpi, AprioriFileHandle, &FileInfo);
ASSERT_EFI_ERROR (Status);
Private->AprioriCount = FileInfo.BufferSize & 0x00FFFFFF;
Private->AprioriCount -= sizeof (EFI_COMMON_SECTION_HEADER);
Private->AprioriCount = FileInfo.BufferSize;
if (IS_SECTION2 (FileInfo.Buffer)) {
Private->AprioriCount -= sizeof (EFI_COMMON_SECTION_HEADER2);
} else {
Private->AprioriCount -= sizeof (EFI_COMMON_SECTION_HEADER);
}
Private->AprioriCount /= sizeof (EFI_GUID);
ZeroMem (FileGuid, sizeof (FileGuid));
@ -122,7 +126,7 @@ DiscoverPeimsAndOrderWithApriori (
//
// Walk through FileGuid array to find out who is invalid PEIM guid in Apriori file.
// Add avalible PEIMs in Apriori file into TempFileHandles array at first.
// Add available PEIMs in Apriori file into TempFileHandles array at first.
//
Index2 = 0;
for (Index = 0; Index2 < Private->AprioriCount; Index++) {

303
MdeModulePkg/Core/Pei/FwVol/FwVol.c
View File

@ -1,7 +1,7 @@
/** @file
Pei Core Firmware File System service routines.
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2011, 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
@ -20,19 +20,42 @@ EFI_PEI_NOTIFY_DESCRIPTOR mNotifyOnFvInfoList = {
FirmwareVolmeInfoPpiNotifyCallback
};
EFI_PEI_FIRMWARE_VOLUME_PPI mPeiFfs2FvPpi = {
PeiFfs2FvPpiProcessVolume,
PeiFfs2FvPpiFindFileByType,
PeiFfs2FvPpiFindFileByName,
PeiFfs2FvPpiGetFileInfo,
PeiFfs2FvPpiGetVolumeInfo,
PeiFfs2FvPpiFindSectionByType
PEI_FW_VOL_INSTANCE mPeiFfs2FwVol = {
PEI_FW_VOL_SIGNATURE,
FALSE,
{
PeiFfsFvPpiProcessVolume,
PeiFfsFvPpiFindFileByType,
PeiFfsFvPpiFindFileByName,
PeiFfsFvPpiGetFileInfo,
PeiFfsFvPpiGetVolumeInfo,
PeiFfsFvPpiFindSectionByType
}
};
PEI_FW_VOL_INSTANCE mPeiFfs3FwVol = {
PEI_FW_VOL_SIGNATURE,
TRUE,
{
PeiFfsFvPpiProcessVolume,
PeiFfsFvPpiFindFileByType,
PeiFfsFvPpiFindFileByName,
PeiFfsFvPpiGetFileInfo,
PeiFfsFvPpiGetVolumeInfo,
PeiFfsFvPpiFindSectionByType
}
};
EFI_PEI_PPI_DESCRIPTOR mPeiFfs2FvPpiList = {
(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
&gEfiFirmwareFileSystem2Guid,
&mPeiFfs2FvPpi
&mPeiFfs2FwVol.Fv
};
EFI_PEI_PPI_DESCRIPTOR mPeiFfs3FvPpiList = {
(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
&gEfiFirmwareFileSystem3Guid,
&mPeiFfs3FwVol.Fv
};
/**
@ -85,16 +108,27 @@ CalculateHeaderChecksum (
IN EFI_FFS_FILE_HEADER *FileHeader
)
{
EFI_FFS_FILE_HEADER TestFileHeader;
CopyMem (&TestFileHeader, FileHeader, sizeof (EFI_FFS_FILE_HEADER));
//
// Ingore State and File field in FFS header.
//
TestFileHeader.State = 0;
TestFileHeader.IntegrityCheck.Checksum.File = 0;
EFI_FFS_FILE_HEADER2 TestFileHeader;
return CalculateSum8 ((CONST UINT8 *) &TestFileHeader, sizeof (EFI_FFS_FILE_HEADER));
if (IS_FFS_FILE2 (FileHeader)) {
CopyMem (&TestFileHeader, FileHeader, sizeof (EFI_FFS_FILE_HEADER2));
//
// Ingore State and File field in FFS header.
//
TestFileHeader.State = 0;
TestFileHeader.IntegrityCheck.Checksum.File = 0;
return CalculateSum8 ((CONST UINT8 *) &TestFileHeader, sizeof (EFI_FFS_FILE_HEADER2));
} else {
CopyMem (&TestFileHeader, FileHeader, sizeof (EFI_FFS_FILE_HEADER));
//
// Ingore State and File field in FFS header.
//
TestFileHeader.State = 0;
TestFileHeader.IntegrityCheck.Checksum.File = 0;
return CalculateSum8 ((CONST UINT8 *) &TestFileHeader, sizeof (EFI_FFS_FILE_HEADER));
}
}
/**
@ -163,6 +197,7 @@ FindFileEx (
UINT8 ErasePolarity;
UINT8 FileState;
UINT8 DataCheckSum;
BOOLEAN IsFfs3Fv;
//
// Convert the handle of FV to FV header for memory-mapped firmware volume
@ -170,6 +205,8 @@ FindFileEx (
FwVolHeader = (EFI_FIRMWARE_VOLUME_HEADER *) FvHandle;
FileHeader = (EFI_FFS_FILE_HEADER **)FileHandle;
IsFfs3Fv = CompareGuid (&FwVolHeader->FileSystemGuid, &gEfiFirmwareFileSystem3Guid);
FvLength = FwVolHeader->FvLength;
if ((FwVolHeader->Attributes & EFI_FVB2_ERASE_POLARITY) != 0) {
ErasePolarity = 1;
@ -185,11 +222,18 @@ FindFileEx (
if ((*FileHeader == NULL) || (FileName != NULL)) {
FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FwVolHeader + FwVolHeader->HeaderLength);
} else {
if (IS_FFS_FILE2 (*FileHeader)) {
if (!IsFfs3Fv) {
DEBUG ((EFI_D_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &(*FileHeader)->Name));
}
FileLength = FFS_FILE2_SIZE (*FileHeader);
ASSERT (FileLength > 0x00FFFFFF);
} else {
FileLength = FFS_FILE_SIZE (*FileHeader);
}
//
// Length is 24 bits wide so mask upper 8 bits
// FileLength is adjusted to FileOccupiedSize as it is 8 byte aligned.
//
FileLength = *(UINT32 *)(*FileHeader)->Size & 0x00FFFFFF;
FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);
FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)*FileHeader + FileOccupiedSize);
}
@ -204,9 +248,18 @@ FindFileEx (
FileState = GetFileState (ErasePolarity, FfsFileHeader);
switch (FileState) {
case EFI_FILE_HEADER_CONSTRUCTION:
case EFI_FILE_HEADER_INVALID:
FileOffset += sizeof(EFI_FFS_FILE_HEADER);
FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + sizeof(EFI_FFS_FILE_HEADER));
if (IS_FFS_FILE2 (FfsFileHeader)) {
if (!IsFfs3Fv) {
DEBUG ((EFI_D_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));
}
FileOffset += sizeof (EFI_FFS_FILE_HEADER2);
FfsFileHeader = (EFI_FFS_FILE_HEADER *) ((UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2));
} else {
FileOffset += sizeof (EFI_FFS_FILE_HEADER);
FfsFileHeader = (EFI_FFS_FILE_HEADER *) ((UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER));
}
break;
case EFI_FILE_DATA_VALID:
@ -217,12 +270,28 @@ FindFileEx (
return EFI_NOT_FOUND;
}
FileLength = *(UINT32 *)(FfsFileHeader->Size) & 0x00FFFFFF;
FileOccupiedSize = GET_OCCUPIED_SIZE(FileLength, 8);
if (IS_FFS_FILE2 (FfsFileHeader)) {
FileLength = FFS_FILE2_SIZE (FfsFileHeader);
ASSERT (FileLength > 0x00FFFFFF);
FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);
if (!IsFfs3Fv) {
DEBUG ((EFI_D_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));
FileOffset += FileOccupiedSize;
FfsFileHeader = (EFI_FFS_FILE_HEADER *) ((UINT8 *) FfsFileHeader + FileOccupiedSize);
break;
}
} else {
FileLength = FFS_FILE_SIZE (FfsFileHeader);
FileOccupiedSize = GET_OCCUPIED_SIZE (FileLength, 8);
}
DataCheckSum = FFS_FIXED_CHECKSUM;
if ((FfsFileHeader->Attributes & FFS_ATTRIB_CHECKSUM) == FFS_ATTRIB_CHECKSUM) {
DataCheckSum = CalculateCheckSum8 ((CONST UINT8 *)FfsFileHeader + sizeof(EFI_FFS_FILE_HEADER), FileLength - sizeof(EFI_FFS_FILE_HEADER));
if (IS_FFS_FILE2 (FfsFileHeader)) {
DataCheckSum = CalculateCheckSum8 ((CONST UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2), FileLength - sizeof(EFI_FFS_FILE_HEADER2));
} else {
DataCheckSum = CalculateCheckSum8 ((CONST UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER), FileLength - sizeof(EFI_FFS_FILE_HEADER));
}
}
if (FfsFileHeader->IntegrityCheck.Checksum.File != DataCheckSum) {
ASSERT (FALSE);
@ -260,7 +329,15 @@ FindFileEx (
break;
case EFI_FILE_DELETED:
FileLength = *(UINT32 *)(FfsFileHeader->Size) & 0x00FFFFFF;
if (IS_FFS_FILE2 (FfsFileHeader)) {
if (!IsFfs3Fv) {
DEBUG ((EFI_D_ERROR, "Found a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));
}
FileLength = FFS_FILE2_SIZE (FfsFileHeader);
ASSERT (FileLength > 0x00FFFFFF);
} else {
FileLength = FFS_FILE_SIZE (FfsFileHeader);
}
FileOccupiedSize = GET_OCCUPIED_SIZE(FileLength, 8);
FileOffset += FileOccupiedSize;
FfsFileHeader = (EFI_FFS_FILE_HEADER *)((UINT8 *)FfsFileHeader + FileOccupiedSize);
@ -297,7 +374,12 @@ PeiInitializeFv (
// Install FV_PPI for FFS2 file system.
//
PeiServicesInstallPpi (&mPeiFfs2FvPpiList);
//
// Install FV_PPI for FFS3 file system.
//
PeiServicesInstallPpi (&mPeiFfs3FvPpiList);
BfvHeader = (EFI_FIRMWARE_VOLUME_HEADER *)SecCoreData->BootFirmwareVolumeBase;
//
@ -483,6 +565,7 @@ FirmwareVolmeInfoPpiNotifyCallback (
@param SectionSize The file size to search.
@param OutputBuffer A pointer to the discovered section, if successful.
NULL if section not found
@param IsFfs3Fv Indicates the FV format.
@return EFI_NOT_FOUND The match section is not found.
@return EFI_SUCCESS The match section is found.
@ -494,7 +577,8 @@ ProcessSection (
IN EFI_SECTION_TYPE SectionType,
IN EFI_COMMON_SECTION_HEADER *Section,
IN UINTN SectionSize,
OUT VOID **OutputBuffer
OUT VOID **OutputBuffer,
IN BOOLEAN IsFfs3Fv
)
{
EFI_STATUS Status;
@ -516,8 +600,30 @@ ProcessSection (
PpiOutput = NULL;
PpiOutputSize = 0;
while (ParsedLength < SectionSize) {
if (IS_SECTION2 (Section)) {
ASSERT (SECTION2_SIZE (Section) > 0x00FFFFFF);
if (!IsFfs3Fv) {
DEBUG ((EFI_D_ERROR, "Found a FFS3 formatted section in a non-FFS3 formatted FV.\n"));
SectionLength = SECTION2_SIZE (Section);
//
// SectionLength is adjusted it is 4 byte aligned.
// Go to the next section
//
SectionLength = GET_OCCUPIED_SIZE (SectionLength, 4);
ASSERT (SectionLength != 0);
ParsedLength += SectionLength;
Section = (EFI_COMMON_SECTION_HEADER *) ((UINT8 *) Section + SectionLength);
continue;
}
}
if (Section->Type == SectionType) {
*OutputBuffer = (VOID *)(Section + 1);
if (IS_SECTION2 (Section)) {
*OutputBuffer = (VOID *)((UINT8 *) Section + sizeof (EFI_COMMON_SECTION_HEADER2));
} else {
*OutputBuffer = (VOID *)((UINT8 *) Section + sizeof (EFI_COMMON_SECTION_HEADER));
}
return EFI_SUCCESS;
} else if ((Section->Type == EFI_SECTION_GUID_DEFINED) || (Section->Type == EFI_SECTION_COMPRESSION)) {
//
@ -535,19 +641,29 @@ ProcessSection (
SectionType,
PpiOutput,
PpiOutputSize,
OutputBuffer
OutputBuffer,
IsFfs3Fv
);
}
}
Status = EFI_NOT_FOUND;
if (Section->Type == EFI_SECTION_GUID_DEFINED) {
Status = PeiServicesLocatePpi (
&((EFI_GUID_DEFINED_SECTION *)Section)->SectionDefinitionGuid,
0,
NULL,
(VOID **) &GuidSectionPpi
);
if (IS_SECTION2 (Section)) {
Status = PeiServicesLocatePpi (
&((EFI_GUID_DEFINED_SECTION2 *)Section)->SectionDefinitionGuid,
0,
NULL,
(VOID **) &GuidSectionPpi
);
} else {
Status = PeiServicesLocatePpi (
&((EFI_GUID_DEFINED_SECTION *)Section)->SectionDefinitionGuid,
0,
NULL,
(VOID **) &GuidSectionPpi
);
}
if (!EFI_ERROR (Status)) {
Status = GuidSectionPpi->ExtractSection (
GuidSectionPpi,
@ -586,17 +702,21 @@ ProcessSection (
SectionType,
PpiOutput,
PpiOutputSize,
OutputBuffer
OutputBuffer,
IsFfs3Fv
);
}
}
if (IS_SECTION2 (Section)) {
SectionLength = SECTION2_SIZE (Section);
} else {
SectionLength = SECTION_SIZE (Section);
}
//
// Size is 24 bits wide so mask upper 8 bits.
// SectionLength is adjusted it is 4 byte aligned.
// Go to the next section
//
SectionLength = *(UINT32 *)Section->Size & 0x00FFFFFF;
SectionLength = GET_OCCUPIED_SIZE (SectionLength, 4);
ASSERT (SectionLength != 0);
ParsedLength += SectionLength;
@ -670,7 +790,7 @@ PeiFfsFindNextFile (
//
// To make backward compatiblity, if can not find corresponding the handle of FV
// then treat FV as build-in FFS2 format and memory mapped FV that FV handle is pointed
// then treat FV as build-in FFS2/FFS3 format and memory mapped FV that FV handle is pointed
// to the address of first byte of FV.
//
if ((CoreFvHandle == NULL) && FeaturePcdGet (PcdFrameworkCompatibilitySupport)) {
@ -985,7 +1105,7 @@ ProcessFvFile (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiProcessVolume (
PeiFfsFvPpiProcessVolume (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN VOID *Buffer,
IN UINTN BufferSize,
@ -1001,7 +1121,7 @@ PeiFfs2FvPpiProcessVolume (
}
//
// The build-in EFI_PEI_FIRMWARE_VOLUME_PPI for FFS2 support memory-mapped
// The build-in EFI_PEI_FIRMWARE_VOLUME_PPI for FFS2/FFS3 support memory-mapped
// FV image and the handle is pointed to Fv image's buffer.
//
*FvHandle = (EFI_PEI_FV_HANDLE) Buffer;
@ -1042,7 +1162,7 @@ PeiFfs2FvPpiProcessVolume (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiFindFileByType (
PeiFfsFvPpiFindFileByType (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN EFI_FV_FILETYPE SearchType,
IN EFI_PEI_FV_HANDLE FvHandle,
@ -1079,7 +1199,7 @@ PeiFfs2FvPpiFindFileByType (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiFindFileByName (
PeiFfsFvPpiFindFileByName (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN CONST EFI_GUID *FileName,
IN EFI_PEI_FV_HANDLE *FvHandle,
@ -1144,7 +1264,7 @@ PeiFfs2FvPpiFindFileByName (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiGetFileInfo (
PeiFfsFvPpiGetFileInfo (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN EFI_PEI_FILE_HANDLE FileHandle,
OUT EFI_FV_FILE_INFO *FileInfo
@ -1154,7 +1274,8 @@ PeiFfs2FvPpiGetFileInfo (
UINT8 ErasePolarity;
EFI_FFS_FILE_HEADER *FileHeader;
PEI_CORE_FV_HANDLE *CoreFvHandle;
PEI_FW_VOL_INSTANCE *FwVolInstance;
if ((FileHandle == NULL) || (FileInfo == NULL)) {
return EFI_INVALID_PARAMETER;
}
@ -1167,6 +1288,8 @@ PeiFfs2FvPpiGetFileInfo (
return EFI_INVALID_PARAMETER;
}
FwVolInstance = PEI_FW_VOL_INSTANCE_FROM_FV_THIS (This);
if ((CoreFvHandle->FvHeader->Attributes & EFI_FVB2_ERASE_POLARITY) != 0) {
ErasePolarity = 1;
} else {
@ -1190,8 +1313,18 @@ PeiFfs2FvPpiGetFileInfo (
CopyMem (&FileInfo->FileName, &FileHeader->Name, sizeof(EFI_GUID));
FileInfo->FileType = FileHeader->Type;
FileInfo->FileAttributes = FileHeader->Attributes;
FileInfo->BufferSize = ((*(UINT32 *)FileHeader->Size) & 0x00FFFFFF) - sizeof (EFI_FFS_FILE_HEADER);
FileInfo->Buffer = (FileHeader + 1);
if (IS_FFS_FILE2 (FileHeader)) {
ASSERT (FFS_FILE2_SIZE (FileHeader) > 0x00FFFFFF);
if (!FwVolInstance->IsFfs3Fv) {
DEBUG ((EFI_D_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FileHeader->Name));
return EFI_INVALID_PARAMETER;
}
FileInfo->BufferSize = FFS_FILE2_SIZE (FileHeader) - sizeof (EFI_FFS_FILE_HEADER2);
FileInfo->Buffer = (UINT8 *) FileHeader + sizeof (EFI_FFS_FILE_HEADER2);
} else {
FileInfo->BufferSize = FFS_FILE_SIZE (FileHeader) - sizeof (EFI_FFS_FILE_HEADER);
FileInfo->Buffer = (UINT8 *) FileHeader + sizeof (EFI_FFS_FILE_HEADER);
}
return EFI_SUCCESS;
}
@ -1211,7 +1344,7 @@ PeiFfs2FvPpiGetFileInfo (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiGetVolumeInfo (
PeiFfsFvPpiGetVolumeInfo (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN EFI_PEI_FV_HANDLE FvHandle,
OUT EFI_FV_INFO *VolumeInfo
@ -1264,7 +1397,7 @@ PeiFfs2FvPpiGetVolumeInfo (
type.
@param FileHandle Handle of firmware file in which to
search.
@param SectionData Updated upon return to point to the
@param SectionData Updated upon return to point to the
section found.
@retval EFI_SUCCESS Section was found.
@ -1273,7 +1406,7 @@ PeiFfs2FvPpiGetVolumeInfo (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiFindSectionByType (
PeiFfsFvPpiFindSectionByType (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN EFI_SECTION_TYPE SearchType,
IN EFI_PEI_FILE_HANDLE FileHandle,
@ -1283,24 +1416,32 @@ PeiFfs2FvPpiFindSectionByType (
EFI_FFS_FILE_HEADER *FfsFileHeader;
UINT32 FileSize;
EFI_COMMON_SECTION_HEADER *Section;
PEI_FW_VOL_INSTANCE *FwVolInstance;
FwVolInstance = PEI_FW_VOL_INSTANCE_FROM_FV_THIS (This);
FfsFileHeader = (EFI_FFS_FILE_HEADER *)(FileHandle);
//
// Size is 24 bits wide so mask upper 8 bits.
// Does not include FfsFileHeader header size
// FileSize is adjusted to FileOccupiedSize as it is 8 byte aligned.
//
Section = (EFI_COMMON_SECTION_HEADER *)(FfsFileHeader + 1);
FileSize = *(UINT32 *)(FfsFileHeader->Size) & 0x00FFFFFF;
FileSize -= sizeof (EFI_FFS_FILE_HEADER);
if (IS_FFS_FILE2 (FfsFileHeader)) {
ASSERT (FFS_FILE2_SIZE (FfsFileHeader) > 0x00FFFFFF);
if (!FwVolInstance->IsFfs3Fv) {
DEBUG ((EFI_D_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3 formatted FV.\n", &FfsFileHeader->Name));
return EFI_NOT_FOUND;
}
Section = (EFI_COMMON_SECTION_HEADER *) ((UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2));
FileSize = FFS_FILE2_SIZE (FfsFileHeader) - sizeof (EFI_FFS_FILE_HEADER2);
} else {
Section = (EFI_COMMON_SECTION_HEADER *) ((UINT8 *) FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER));
FileSize = FFS_FILE_SIZE (FfsFileHeader) - sizeof (EFI_FFS_FILE_HEADER);
}
return ProcessSection (
GetPeiServicesTablePointer (),
SearchType,
Section,
FileSize,
SectionData
SectionData,
FwVolInstance->IsFfs3Fv
);
}
@ -1423,7 +1564,7 @@ PeiReinitializeFv (
IN PEI_CORE_INSTANCE *PrivateData
)
{
VOID *OldFfs2FvPpi;
VOID *OldFfsFvPpi;
EFI_PEI_PPI_DESCRIPTOR *OldDescriptor;
UINTN Index;
EFI_STATUS Status;
@ -1436,7 +1577,7 @@ PeiReinitializeFv (
&gEfiFirmwareFileSystem2Guid,
0,
&OldDescriptor,
&OldFfs2FvPpi
&OldFfsFvPpi
);
ASSERT_EFI_ERROR (Status);
@ -1446,16 +1587,44 @@ PeiReinitializeFv (
//
Status = PeiServicesReInstallPpi (OldDescriptor, &mPeiFfs2FvPpiList);
ASSERT_EFI_ERROR (Status);
//
// Fixup all FvPpi pointers for the implementation in flash to permanent memory.
//
for (Index = 0; Index < FixedPcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {
if (PrivateData->Fv[Index].FvPpi == OldFfs2FvPpi) {
PrivateData->Fv[Index].FvPpi = &mPeiFfs2FvPpi;
if (PrivateData->Fv[Index].FvPpi == OldFfsFvPpi) {
PrivateData->Fv[Index].FvPpi = &mPeiFfs2FwVol.Fv;
}
}
}
//
// Locate old build-in Ffs3 EFI_PEI_FIRMWARE_VOLUME_PPI which
// in flash.
//
Status = PeiServicesLocatePpi (
&gEfiFirmwareFileSystem3Guid,
0,
&OldDescriptor,
&OldFfsFvPpi
);
ASSERT_EFI_ERROR (Status);
//
// Re-install the EFI_PEI_FIRMWARE_VOLUME_PPI for build-in Ffs3
// which is shadowed from flash to permanent memory within PeiCore image.
//
Status = PeiServicesReInstallPpi (OldDescriptor, &mPeiFfs3FvPpiList);
ASSERT_EFI_ERROR (Status);
//
// Fixup all FvPpi pointers for the implementation in flash to permanent memory.
//
for (Index = 0; Index < FixedPcdGet32 (PcdPeiCoreMaxFvSupported); Index ++) {
if (PrivateData->Fv[Index].FvPpi == OldFfsFvPpi) {
PrivateData->Fv[Index].FvPpi = &mPeiFfs3FwVol.Fv;
}
}
}
/**
Report the information for a new discoveried FV in unknown third-party format.

26
MdeModulePkg/Core/Pei/FwVol/FwVol.h
View File

@ -1,7 +1,7 @@
/** @file
The internal header file for firmware volume related definitions.
Copyright (c) 2009, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2009 - 2011, 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
@ -21,6 +21,18 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
((ActualSize) + (((Alignment) - ((ActualSize) & ((Alignment) - 1))) & ((Alignment) - 1)))
#define PEI_FW_VOL_SIGNATURE SIGNATURE_32('P','F','W','V')
typedef struct {
UINTN Signature;
BOOLEAN IsFfs3Fv;
EFI_PEI_FIRMWARE_VOLUME_PPI Fv;
} PEI_FW_VOL_INSTANCE;
#define PEI_FW_VOL_INSTANCE_FROM_FV_THIS(a) \
CR(a, PEI_FW_VOL_INSTANCE, Fv, PEI_FW_VOL_SIGNATURE)
/**
Process a firmware volume and create a volume handle.
@ -47,7 +59,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiProcessVolume (
PeiFfsFvPpiProcessVolume (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN VOID *Buffer,
IN UINTN BufferSize,
@ -78,7 +90,7 @@ PeiFfs2FvPpiProcessVolume (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiFindFileByType (
PeiFfsFvPpiFindFileByType (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN EFI_FV_FILETYPE SearchType,
IN EFI_PEI_FV_HANDLE FvHandle,
@ -112,7 +124,7 @@ PeiFfs2FvPpiFindFileByType (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiFindFileByName (
PeiFfsFvPpiFindFileByName (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN CONST EFI_GUID *FileName,
IN EFI_PEI_FV_HANDLE *FvHandle,
@ -140,7 +152,7 @@ PeiFfs2FvPpiFindFileByName (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiFindSectionByType (
PeiFfsFvPpiFindSectionByType (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN EFI_SECTION_TYPE SearchType,
IN EFI_PEI_FILE_HANDLE FileHandle,
@ -168,7 +180,7 @@ PeiFfs2FvPpiFindSectionByType (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiGetFileInfo (
PeiFfsFvPpiGetFileInfo (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN EFI_PEI_FILE_HANDLE FileHandle,
OUT EFI_FV_FILE_INFO *FileInfo
@ -190,7 +202,7 @@ PeiFfs2FvPpiGetFileInfo (
**/
EFI_STATUS
EFIAPI
PeiFfs2FvPpiGetVolumeInfo (
PeiFfsFvPpiGetVolumeInfo (
IN CONST EFI_PEI_FIRMWARE_VOLUME_PPI *This,
IN EFI_PEI_FV_HANDLE FvHandle,
OUT EFI_FV_INFO *VolumeInfo

1
MdeModulePkg/Core/Pei/PeiMain.h
View File

@ -43,6 +43,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Library/PeiServicesTablePointerLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Guid/FirmwareFileSystem2.h>
#include <Guid/FirmwareFileSystem3.h>
#include <Guid/AprioriFileName.h>
///

1
MdeModulePkg/Core/Pei/PeiMain.inf
View File

@ -71,6 +71,7 @@
[Guids]
gPeiAprioriFileNameGuid ## CONSUMES ## GUID
gEfiFirmwareFileSystem2Guid ## CONSUMES ## FV
gEfiFirmwareFileSystem3Guid ## CONSUMES ## FV
[Ppis]
gEfiPeiStatusCodePpiGuid ## SOMETIMES_CONSUMES (PeiReportStatusService is not ready if this PPI doesn't exist)