diff options
Diffstat (limited to 'Board/EM/Platform/EfiCombineImage/EfiCombineImage.c')
| -rw-r--r-- | Board/EM/Platform/EfiCombineImage/EfiCombineImage.c | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/Board/EM/Platform/EfiCombineImage/EfiCombineImage.c b/Board/EM/Platform/EfiCombineImage/EfiCombineImage.c new file mode 100644 index 0000000..34dd321 --- /dev/null +++ b/Board/EM/Platform/EfiCombineImage/EfiCombineImage.c @@ -0,0 +1,223 @@ +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1985-2012, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//************************************************************************* + +//************************************************************************* +// $Header: /Alaska/SOURCE/Modules/SharkBayRefCodes/Platform/EfiCombineImage/EfiCombineImage.c 1 12/18/12 11:10p Alanlin $ +// +// $Revision: 1 $ +// +// $Date: 12/18/12 11:10p $ +//************************************************************************* +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/SharkBayRefCodes/Platform/EfiCombineImage/EfiCombineImage.c $ +// +// 1 12/18/12 11:10p Alanlin +// +// +//************************************************************************* +//<AMI_FHDR_START> +// +// Name: +// +// Description: +// +//<AMI_FHDR_END> +//************************************************************************* + +// Include(s) + +#include "Efi.h" +#include "token.h" +#include <AmiLib.h> +#include <AmiCspLib.h> +#include <AmiDxeLib.h> +#include <Pci.h> +#include <Setup.h> +#include <Protocol\PciIo.h> + +// Constant Definition(s) + +// Macro Definition(s) + +// Type Definition(s) + +// Function Prototype(s) + + +// Variable Declaration(s) + +// GUID Definition(s) +#if (PI_SPECIFICATION_VERSION < 0x00010000) +EFI_GUID gFvProtocolGuid = EFI_FIRMWARE_VOLUME_PROTOCOL_GUID; +#else +EFI_GUID gFvProtocolGuid = EFI_FIRMWARE_VOLUME2_PROTOCOL_GUID; +#endif + +#if NVidia_Optimus_dGPU == 1 +EFI_GUID gEfiCombineImageGuid = NVidia_dGPU_HEADER_GUID; +#endif +#if AMD_PX_CHELSEA_dGPU == 1 +EFI_GUID gEfiCombineImageGuid1 = AMD_CHELSEA_HEADER_GUID; +#endif +#if AMD_PX_THAMES_dGPU == 1 +EFI_GUID gEfiCombineImageGuid2 = AMD_THAMES_HEADER_GUID; +#endif + +// Protocol Definition(s) + +// External Declaration(s) + +// Function Definition(s) + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Name: GetEfiCombineImage +// +// Description: None. +// +// Input: None. +// +// Output: None. +// +// Notes: None. +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +EFI_STATUS GetEfiCombineImage ( + IN PCI_DEV_INFO *Device, + OUT VOID *RomImage, + OUT UINT64 RomSize +) +{ + EFI_STATUS Status; + UINTN FvProtocolCount; + EFI_HANDLE *FvHandles = NULL; +#if (PI_SPECIFICATION_VERSION < 0x00010000) + EFI_FIRMWARE_VOLUME_PROTOCOL *Fv; +#else + EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv; +#endif + UINTN Index; + UINT32 AuthenticationStatus; + UINT8 *Buffer = NULL; + UINTN BufferSize; + + Status = pBS->LocateHandleBuffer ( + ByProtocol, + &gFvProtocolGuid, + NULL, + &FvProtocolCount, + &FvHandles + ); + if (!EFI_ERROR (Status)) { + for (Index = 0; Index < FvProtocolCount; Index++) { + Status = pBS->HandleProtocol ( + FvHandles[Index], + &gFvProtocolGuid, + (VOID **) &Fv + ); + if (!EFI_ERROR (Status)) { + + switch (Device->DevVenId.DevId) + { +#if NVidia_Optimus_dGPU == 1 + case NVidia_dGPU_DID : + Status = Fv->ReadSection( + Fv,&gEfiCombineImageGuid, + EFI_SECTION_RAW,0, + &Buffer,&BufferSize, + &AuthenticationStatus + ); + break; +#endif + +#if AMD_PX_CHELSEA_dGPU == 1 + case AMD_CHELSEA_DID : + Status = Fv->ReadSection( + Fv,&gEfiCombineImageGuid1, + EFI_SECTION_RAW,0, + &Buffer,&BufferSize, + &AuthenticationStatus + ); + break; +#endif + +#if AMD_PX_THAMES_dGPU == 1 + case AMD_THAMES_DID : + Status = Fv->ReadSection( + Fv,&gEfiCombineImageGuid2, + EFI_SECTION_RAW,0, + &Buffer,&BufferSize, + &AuthenticationStatus + ); + break; +#endif + default : + break; + } + + if (!EFI_ERROR (Status)) { + if(Device->PciIo.RomImage != NULL) { + pBS->FreePool (Device->PciIo.RomImage); + Device->PciIo.RomImage = NULL; + Device->PciIo.RomSize = 0; + } + //Check if Embeded Op ROM is valid... + if(*((UINT16*)Buffer)!=PCI_OPT_ROM_SIG) Status=EFI_NOT_FOUND; + else{ + //Allocate buffer for ROM Image. + Device->PciIo.RomImage = Malloc (BufferSize); + if(Device->PciIo.RomImage == NULL) Status = EFI_OUT_OF_RESOURCES; + else { + MemCpy (Device->PciIo.RomImage, Buffer, BufferSize); + Device->PciIo.RomSize = BufferSize; + Device->Capab |= (EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE + EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM); + Device->Attrib |= (EFI_PCI_IO_ATTRIBUTE_EMBEDDED_DEVICE + EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM); + Status = EFI_SUCCESS; + } + } + break; + } + } + } + } + else { + Status = EFI_NOT_FOUND; + } + + if (FvHandles != NULL) { + pBS->FreePool (FvHandles); + FvHandles = NULL; + } + + return Status; +} + + +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1985-2012, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//************************************************************************* |