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MdeModulePkg PeiCore: Handle multiple FV images in one FV file 

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1131

PI spec and BaseTools support to generate multiple FV images
in one FV file.
This patch is to update PeiCore to handle the case.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Star Zeng 2018-08-29 11:08:09 +08:00
parent 374168ae65
commit 0e042d0ad7
2 changed files with 157 additions and 136 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
MdeModulePkg/Core/Pei/FwVol/FwVol.c
View File

@ -1358,7 +1358,7 @@ GetFvUsedSize (
}
/**
Get Fv image from the FV type file, then install FV INFO(2) ppi, Build FV hob.
Get Fv image(s) from the FV type file, then install FV INFO(2) ppi, Build FV(2, 3) hob.
@param PrivateData PeiCore's private data structure
@param ParentFvCoreHandle Pointer of EFI_CORE_FV_HANDLE to parent Fv image that contain this Fv image.
@ -1391,6 +1391,7 @@ ProcessFvFile (
UINT32 AuthenticationStatus;
UINT32 FvUsedSize;
UINT8 EraseByte;
UINTN Index;
//
// Check if this EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE file has already
@ -1412,20 +1413,29 @@ ProcessFvFile (
ParentFvPpi = ParentFvCoreHandle->FvPpi;
//
// Find FvImage in FvFile
// Find FvImage(s) in FvFile
//
Index = 0;
do {
AuthenticationStatus = 0;
if ((ParentFvPpi->Signature == EFI_PEI_FIRMWARE_VOLUME_PPI_SIGNATURE) &&
(ParentFvPpi->Revision == EFI_PEI_FIRMWARE_VOLUME_PPI_REVISION)) {
Status = ParentFvPpi->FindSectionByType2 (
ParentFvPpi,
EFI_SECTION_FIRMWARE_VOLUME_IMAGE,
0,
Index,
ParentFvFileHandle,
(VOID **)&FvHeader,
&AuthenticationStatus
);
} else {
//
// Old FvPpi has no parameter to input SearchInstance,
// only one instance is supported.
//
if (Index > 0) {
break;
}
Status = ParentFvPpi->FindSectionByType (
ParentFvPpi,
EFI_SECTION_FIRMWARE_VOLUME_IMAGE,
@ -1434,12 +1444,12 @@ ProcessFvFile (
);
}
if (EFI_ERROR (Status)) {
return Status;
break;
}
Status = VerifyPeim (PrivateData, ParentFvHandle, ParentFvFileHandle, AuthenticationStatus);
if (Status == EFI_SECURITY_VIOLATION) {
return Status;
break;
}
//
@ -1471,7 +1481,8 @@ ProcessFvFile (
FvLength = ReadUnaligned64 (&FvHeader->FvLength);
NewFvBuffer = AllocateAlignedPages (EFI_SIZE_TO_PAGES ((UINT32) FvLength), FvAlignment);
if (NewFvBuffer == NULL) {
return EFI_OUT_OF_RESOURCES;
Status = EFI_OUT_OF_RESOURCES;
break;
}
if (GetFvUsedSize (FvHeader, &FvUsedSize, &EraseByte)) {
//
@ -1549,7 +1560,17 @@ ProcessFvFile (
&FileInfo.FileName
);
Index++;
} while (TRUE);
if (Index > 0) {
//
// At least one FvImage has been processed successfully.
//
return EFI_SUCCESS;
} else {
return Status;
}
}
/**

2
MdeModulePkg/Core/Pei/PeiMain.h
View File

@ -1258,7 +1258,7 @@ SecurityPpiNotifyCallback (
);
/**
Get Fv image from the FV type file, then install FV INFO(2) ppi, Build FV hob.
Get Fv image(s) from the FV type file, then install FV INFO(2) ppi, Build FV(2, 3) hob.
@param PrivateData PeiCore's private data structure
@param ParentFvCoreHandle Pointer of EFI_CORE_FV_HANDLE to parent Fv image that contain this Fv image.