BdsConnectAndUpdateDevicePath() won't set right handle if device path is file path or memory mapped. Now try to tranverse all handles for FvFile in Fv.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Haojian Zhuang haojian.zhuang@linaro.org --- ArmPkg/Library/BdsLib/BdsFilePath.c | 135 ++++++++++++++++++++---------------- 1 file changed, 75 insertions(+), 60 deletions(-)
diff --git a/ArmPkg/Library/BdsLib/BdsFilePath.c b/ArmPkg/Library/BdsLib/BdsFilePath.c index 42c6dc4..2751500 100644 --- a/ArmPkg/Library/BdsLib/BdsFilePath.c +++ b/ArmPkg/Library/BdsLib/BdsFilePath.c @@ -630,81 +630,96 @@ BdsFirmwareVolumeLoadImage ( EFI_FV_FILE_ATTRIBUTES Attrib; UINT32 AuthenticationStatus; VOID* ImageBuffer; + UINTN NoHandles, HandleIndex; + EFI_HANDLE *Handles; + MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *FwDevicePath;
ASSERT (IS_DEVICE_PATH_NODE (RemainingDevicePath, MEDIA_DEVICE_PATH, MEDIA_PIWG_FW_FILE_DP));
- Status = gBS->HandleProtocol (Handle, &gEfiFirmwareVolume2ProtocolGuid, (VOID **)&FwVol); - if (EFI_ERROR (Status)) { + Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiFirmwareVolume2ProtocolGuid, NULL, &NoHandles, &Handles); + if (EFI_ERROR (Status) || (NoHandles == 0)) { + DEBUG ((EFI_D_ERROR, "FAIL to find Firmware Volume\n")); return Status; } + // Search in all Firmware Volume for the EFI Application + for (HandleIndex = 0; HandleIndex < NoHandles; HandleIndex++) { + Status = gBS->HandleProtocol (Handles[HandleIndex], &gEfiFirmwareVolume2ProtocolGuid, (VOID **)&FwVol); + if (EFI_ERROR (Status)) + continue; + + FwDevicePath = (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *)RemainingDevicePath; + FvNameGuid = &(FwDevicePath->FvFileName); + if (FvNameGuid == NULL) { + Status = EFI_INVALID_PARAMETER; + continue; + }
- FvNameGuid = EfiGetNameGuidFromFwVolDevicePathNode ((CONST MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *)RemainingDevicePath); - if (FvNameGuid == NULL) { - Status = EFI_INVALID_PARAMETER; - } - - SectionType = EFI_SECTION_PE32; - AuthenticationStatus = 0; - //Note: ReadSection at the opposite of ReadFile does not allow to pass ImageBuffer == NULL to get the size of the file. - ImageBuffer = NULL; - Status = FwVol->ReadSection ( - FwVol, - FvNameGuid, - SectionType, - 0, - &ImageBuffer, - ImageSize, - &AuthenticationStatus - ); - if (!EFI_ERROR (Status)) { + SectionType = EFI_SECTION_PE32; + AuthenticationStatus = 0; + //Note: ReadSection at the opposite of ReadFile does not allow to pass ImageBuffer == NULL to get the size of the file. + ImageBuffer = NULL; + Status = FwVol->ReadSection ( + FwVol, + FvNameGuid, + SectionType, + 0, + &ImageBuffer, + ImageSize, + &AuthenticationStatus + ); + if (!EFI_ERROR (Status)) { #if 0 - // In case the buffer has some address requirements, we must copy the buffer to a buffer following the requirements - if (Type != AllocateAnyPages) { - Status = gBS->AllocatePages (Type, EfiBootServicesCode, EFI_SIZE_TO_PAGES(*ImageSize),Image); - if (!EFI_ERROR (Status)) { - CopyMem ((VOID*)(UINTN)(*Image), ImageBuffer, *ImageSize); - FreePool (ImageBuffer); + // In case the buffer has some address requirements, we must copy the buffer to a buffer following the requirements + if (Type != AllocateAnyPages) { + Status = gBS->AllocatePages (Type, EfiBootServicesCode, EFI_SIZE_TO_PAGES(*ImageSize),Image); + if (!EFI_ERROR (Status)) { + CopyMem ((VOID*)(UINTN)(*Image), ImageBuffer, *ImageSize); + FreePool (ImageBuffer); + } } - } #else - // We must copy the buffer into a page allocations. Otherwise, the caller could call gBS->FreePages() on the pool allocation - Status = gBS->AllocatePages (Type, EfiBootServicesCode, EFI_SIZE_TO_PAGES(*ImageSize), Image); - // Try to allocate in any pages if failed to allocate memory at the defined location - if ((Status == EFI_OUT_OF_RESOURCES) && (Type != AllocateAnyPages)) { - Status = gBS->AllocatePages (AllocateAnyPages, EfiBootServicesCode, EFI_SIZE_TO_PAGES(*ImageSize), Image); - } - if (!EFI_ERROR (Status)) { - CopyMem ((VOID*)(UINTN)(*Image), ImageBuffer, *ImageSize); - FreePool (ImageBuffer); - } -#endif - } else { - // Try a raw file, since a PE32 SECTION does not exist - Status = FwVol->ReadFile ( - FwVol, - FvNameGuid, - NULL, - ImageSize, - &FvType, - &Attrib, - &AuthenticationStatus - ); - if (!EFI_ERROR (Status)) { + // We must copy the buffer into a page allocations. Otherwise, the caller could call gBS->FreePages() on the pool allocation Status = gBS->AllocatePages (Type, EfiBootServicesCode, EFI_SIZE_TO_PAGES(*ImageSize), Image); // Try to allocate in any pages if failed to allocate memory at the defined location if ((Status == EFI_OUT_OF_RESOURCES) && (Type != AllocateAnyPages)) { Status = gBS->AllocatePages (AllocateAnyPages, EfiBootServicesCode, EFI_SIZE_TO_PAGES(*ImageSize), Image); } if (!EFI_ERROR (Status)) { - Status = FwVol->ReadFile ( - FwVol, - FvNameGuid, - (VOID**)Image, - ImageSize, - &FvType, - &Attrib, - &AuthenticationStatus - ); + CopyMem ((VOID*)(UINTN)(*Image), ImageBuffer, *ImageSize); + FreePool (ImageBuffer); + return Status; + } +#endif + } else { + // Try a raw file, since a PE32 SECTION does not exist + Status = FwVol->ReadFile ( + FwVol, + FvNameGuid, + NULL, + ImageSize, + &FvType, + &Attrib, + &AuthenticationStatus + ); + if (!EFI_ERROR (Status)) { + Status = gBS->AllocatePages (Type, EfiBootServicesCode, EFI_SIZE_TO_PAGES(*ImageSize), Image); + // Try to allocate in any pages if failed to allocate memory at the defined location + if ((Status == EFI_OUT_OF_RESOURCES) && (Type != AllocateAnyPages)) { + Status = gBS->AllocatePages (AllocateAnyPages, EfiBootServicesCode, EFI_SIZE_TO_PAGES(*ImageSize), Image); + } + if (!EFI_ERROR (Status)) { + Status = FwVol->ReadFile ( + FwVol, + FvNameGuid, + (VOID*)(UINTN)(*Image), + ImageSize, + &FvType, + &Attrib, + &AuthenticationStatus + ); + if (!EFI_ERROR (Status)) + return Status; + } } } }
-
Haojian Zhuang