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Only build FvHob for the extracted FvImage those parent Fv image has FvHob. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5625 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lgao4 2008-08-11 07:36:24 +00:00
parent a2ddd00bfe
commit b2821d6b64
1 changed files with 22 additions and 10 deletions
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32
MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
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@ -814,7 +814,7 @@ ProcessFvFile (
EFI_FV_INFO FvImageInfo;
UINT32 FvAlignment;
VOID *FvBuffer;
EFI_PEI_HOB_POINTERS HobFv2;
EFI_PEI_HOB_POINTERS HobPtr;
FvBuffer = NULL;
*AuthenticationState = 0;
@ -823,15 +823,15 @@ ProcessFvFile (
// Check if this EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE file has already
// been extracted.
//
HobFv2.Raw = GetHobList ();
while ((HobFv2.Raw = GetNextHob (EFI_HOB_TYPE_FV2, HobFv2.Raw)) != NULL) {
if (CompareGuid (&(((EFI_FFS_FILE_HEADER *)FvFileHandle)->Name), &HobFv2.FirmwareVolume2->FileName)) {
HobPtr.Raw = GetHobList ();
while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV2, HobPtr.Raw)) != NULL) {
if (CompareGuid (&(((EFI_FFS_FILE_HEADER *)FvFileHandle)->Name), &HobPtr.FirmwareVolume2->FileName)) {
//
// this FILE has been dispatched, it will not be dispatched again.
//
return EFI_SUCCESS;
}
HobFv2.Raw = GET_NEXT_HOB (HobFv2);
HobPtr.Raw = GET_NEXT_HOB (HobPtr);
}
//
@ -886,12 +886,24 @@ ProcessFvFile (
);
//
// Inform HOB consumer phase, i.e. DXE core, the existance of this FV
// Inform the extracted FvImage to Fv HOB consumer phase, i.e. DXE phase
// based on its parent Fvimage is informed or not.
// If FvHob of its parent fvimage is built, the extracted FvImage will be built also.
// Or, the extracted FvImage will not be built.
//
BuildFvHob (
(EFI_PHYSICAL_ADDRESS) (UINTN) FvImageInfo.FvStart,
FvImageInfo.FvSize
);
HobPtr.Raw = GetHobList ();
while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV, HobPtr.Raw)) != NULL) {
if (((EFI_PHYSICAL_ADDRESS) (UINTN)FvFileHandle > HobPtr.FirmwareVolume->BaseAddress) &&
((EFI_PHYSICAL_ADDRESS) (UINTN)FvFileHandle < HobPtr.FirmwareVolume->BaseAddress + HobPtr.FirmwareVolume->Length)) {
BuildFvHob (
(EFI_PHYSICAL_ADDRESS) (UINTN) FvImageInfo.FvStart,
FvImageInfo.FvSize
);
break;
}
HobPtr.Raw = GET_NEXT_HOB (HobPtr);
}
//
// Makes the encapsulated volume show up in DXE phase to skip processing of
// encapsulated file again.