mirror of https://github.com/acidanthera/audk.git
move ProcessFv() from dispatcher.c to FwVol.c
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5787 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
klu2
parent
63b623312d
commit
4c6486b90e
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@ -804,135 +804,3 @@ PeiRegisterForShadow (
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return EFI_SUCCESS;
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return EFI_SUCCESS;
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}
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}
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/**
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Get Fv image from the FV type file, then install FV INFO ppi, Build FV hob.
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@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
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@param FvFileHandle File handle of a Fv type file.
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@param AuthenticationState Pointer to attestation authentication state of image.
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@retval EFI_NOT_FOUND FV image can't be found.
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@retval EFI_SUCCESS Successfully to process it.
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@retval EFI_OUT_OF_RESOURCES Can not allocate page when aligning FV image
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@retval Others Can not find EFI_SECTION_FIRMWARE_VOLUME_IMAGE section
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**/
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EFI_STATUS
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ProcessFvFile (
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IN EFI_PEI_SERVICES **PeiServices,
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IN EFI_PEI_FILE_HANDLE FvFileHandle,
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OUT UINT32 *AuthenticationState
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)
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{
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EFI_STATUS Status;
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EFI_PEI_FV_HANDLE FvImageHandle;
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EFI_FV_INFO FvImageInfo;
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UINT32 FvAlignment;
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VOID *FvBuffer;
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EFI_PEI_HOB_POINTERS HobPtr;
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FvBuffer = NULL;
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*AuthenticationState = 0;
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//
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// Check if this EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE file has already
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// been extracted.
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//
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HobPtr.Raw = GetHobList ();
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while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV2, HobPtr.Raw)) != NULL) {
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if (CompareGuid (&(((EFI_FFS_FILE_HEADER *)FvFileHandle)->Name), &HobPtr.FirmwareVolume2->FileName)) {
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//
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// this FILE has been dispatched, it will not be dispatched again.
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//
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return EFI_SUCCESS;
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}
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HobPtr.Raw = GET_NEXT_HOB (HobPtr);
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}
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//
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// Find FvImage in FvFile
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//
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Status = PeiFfsFindSectionData (
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(CONST EFI_PEI_SERVICES **) PeiServices,
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EFI_SECTION_FIRMWARE_VOLUME_IMAGE,
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FvFileHandle,
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(VOID **)&FvImageHandle
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// Collect FvImage Info.
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//
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Status = PeiFfsGetVolumeInfo (FvImageHandle, &FvImageInfo);
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ASSERT_EFI_ERROR (Status);
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//
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// FvAlignment must be more than 8 bytes required by FvHeader structure.
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//
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FvAlignment = 1 << ((FvImageInfo.FvAttributes & EFI_FVB2_ALIGNMENT) >> 16);
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if (FvAlignment < 8) {
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FvAlignment = 8;
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}
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//
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// Check FvImage
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//
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if ((UINTN) FvImageInfo.FvStart % FvAlignment != 0) {
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FvBuffer = AllocateAlignedPages (EFI_SIZE_TO_PAGES ((UINT32) FvImageInfo.FvSize), FvAlignment);
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if (FvBuffer == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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CopyMem (FvBuffer, FvImageInfo.FvStart, (UINTN) FvImageInfo.FvSize);
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//
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// Update FvImageInfo after reload FvImage to new aligned memory
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//
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PeiFfsGetVolumeInfo ((EFI_PEI_FV_HANDLE) FvBuffer, &FvImageInfo);
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}
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//
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// Install FvPpi and Build FvHob
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//
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PiLibInstallFvInfoPpi (
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NULL,
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FvImageInfo.FvStart,
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(UINT32) FvImageInfo.FvSize,
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&(FvImageInfo.FvName),
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&(((EFI_FFS_FILE_HEADER*)FvFileHandle)->Name)
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);
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//
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// Inform the extracted FvImage to Fv HOB consumer phase, i.e. DXE phase
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// based on its parent Fvimage is informed or not.
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// If FvHob of its parent fvimage is built, the extracted FvImage will be built also.
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// Or, the extracted FvImage will not be built.
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//
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HobPtr.Raw = GetHobList ();
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while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV, HobPtr.Raw)) != NULL) {
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if (((EFI_PHYSICAL_ADDRESS) (UINTN)FvFileHandle > HobPtr.FirmwareVolume->BaseAddress) &&
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((EFI_PHYSICAL_ADDRESS) (UINTN)FvFileHandle < HobPtr.FirmwareVolume->BaseAddress + HobPtr.FirmwareVolume->Length)) {
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BuildFvHob (
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(EFI_PHYSICAL_ADDRESS) (UINTN) FvImageInfo.FvStart,
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FvImageInfo.FvSize
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);
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break;
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}
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HobPtr.Raw = GET_NEXT_HOB (HobPtr);
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}
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//
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// Makes the encapsulated volume show up in DXE phase to skip processing of
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// encapsulated file again.
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//
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BuildFv2Hob (
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(EFI_PHYSICAL_ADDRESS) (UINTN) FvImageInfo.FvStart,
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FvImageInfo.FvSize,
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&FvImageInfo.FvName,
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&(((EFI_FFS_FILE_HEADER *)FvFileHandle)->Name)
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);
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return EFI_SUCCESS;
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}
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@ -821,3 +821,137 @@ PeiFfsGetVolumeInfo (
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return EFI_SUCCESS;
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return EFI_SUCCESS;
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}
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}
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/**
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Get Fv image from the FV type file, then install FV INFO ppi, Build FV hob.
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@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
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@param FvFileHandle File handle of a Fv type file.
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@param AuthenticationState Pointer to attestation authentication state of image.
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@retval EFI_NOT_FOUND FV image can't be found.
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@retval EFI_SUCCESS Successfully to process it.
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@retval EFI_OUT_OF_RESOURCES Can not allocate page when aligning FV image
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@retval Others Can not find EFI_SECTION_FIRMWARE_VOLUME_IMAGE section
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**/
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EFI_STATUS
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ProcessFvFile (
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IN EFI_PEI_SERVICES **PeiServices,
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IN EFI_PEI_FILE_HANDLE FvFileHandle,
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OUT UINT32 *AuthenticationState
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)
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{
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EFI_STATUS Status;
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EFI_PEI_FV_HANDLE FvImageHandle;
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EFI_FV_INFO FvImageInfo;
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UINT32 FvAlignment;
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VOID *FvBuffer;
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EFI_PEI_HOB_POINTERS HobPtr;
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FvBuffer = NULL;
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*AuthenticationState = 0;
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//
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// Check if this EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE file has already
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// been extracted.
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//
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HobPtr.Raw = GetHobList ();
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while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV2, HobPtr.Raw)) != NULL) {
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if (CompareGuid (&(((EFI_FFS_FILE_HEADER *)FvFileHandle)->Name), &HobPtr.FirmwareVolume2->FileName)) {
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//
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// this FILE has been dispatched, it will not be dispatched again.
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//
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return EFI_SUCCESS;
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}
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HobPtr.Raw = GET_NEXT_HOB (HobPtr);
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}
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//
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// Find FvImage in FvFile
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//
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Status = PeiFfsFindSectionData (
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(CONST EFI_PEI_SERVICES **) PeiServices,
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EFI_SECTION_FIRMWARE_VOLUME_IMAGE,
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FvFileHandle,
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(VOID **)&FvImageHandle
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// Collect FvImage Info.
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//
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Status = PeiFfsGetVolumeInfo (FvImageHandle, &FvImageInfo);
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ASSERT_EFI_ERROR (Status);
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//
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// FvAlignment must be more than 8 bytes required by FvHeader structure.
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//
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FvAlignment = 1 << ((FvImageInfo.FvAttributes & EFI_FVB2_ALIGNMENT) >> 16);
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if (FvAlignment < 8) {
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FvAlignment = 8;
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}
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//
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// Check FvImage
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//
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if ((UINTN) FvImageInfo.FvStart % FvAlignment != 0) {
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FvBuffer = AllocateAlignedPages (EFI_SIZE_TO_PAGES ((UINT32) FvImageInfo.FvSize), FvAlignment);
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if (FvBuffer == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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CopyMem (FvBuffer, FvImageInfo.FvStart, (UINTN) FvImageInfo.FvSize);
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//
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// Update FvImageInfo after reload FvImage to new aligned memory
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//
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PeiFfsGetVolumeInfo ((EFI_PEI_FV_HANDLE) FvBuffer, &FvImageInfo);
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}
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//
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// Install FvPpi and Build FvHob
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//
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PiLibInstallFvInfoPpi (
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NULL,
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FvImageInfo.FvStart,
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(UINT32) FvImageInfo.FvSize,
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&(FvImageInfo.FvName),
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&(((EFI_FFS_FILE_HEADER*)FvFileHandle)->Name)
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);
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//
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// Inform the extracted FvImage to Fv HOB consumer phase, i.e. DXE phase
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// based on its parent Fvimage is informed or not.
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// If FvHob of its parent fvimage is built, the extracted FvImage will be built also.
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// Or, the extracted FvImage will not be built.
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//
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HobPtr.Raw = GetHobList ();
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while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_FV, HobPtr.Raw)) != NULL) {
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if (((EFI_PHYSICAL_ADDRESS) (UINTN)FvFileHandle > HobPtr.FirmwareVolume->BaseAddress) &&
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((EFI_PHYSICAL_ADDRESS) (UINTN)FvFileHandle < HobPtr.FirmwareVolume->BaseAddress + HobPtr.FirmwareVolume->Length)) {
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BuildFvHob (
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(EFI_PHYSICAL_ADDRESS) (UINTN) FvImageInfo.FvStart,
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FvImageInfo.FvSize
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);
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break;
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}
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HobPtr.Raw = GET_NEXT_HOB (HobPtr);
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}
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//
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// Makes the encapsulated volume show up in DXE phase to skip processing of
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// encapsulated file again.
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//
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BuildFv2Hob (
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(EFI_PHYSICAL_ADDRESS) (UINTN) FvImageInfo.FvStart,
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FvImageInfo.FvSize,
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&FvImageInfo.FvName,
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&(((EFI_FFS_FILE_HEADER *)FvFileHandle)->Name)
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);
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return EFI_SUCCESS;
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}
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