BaseTools: Fix corner-cases of --hash feature

[mirror_edk2.git] / Vlv2TbltDevicePkg / PlatformInitPei / FlashMap.c

/** @file\r
\r
  Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>\r
                                                                                   \r\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
                                                                                   \r\r
\r
\r
\r
Module Name:\r
\r
  FlashMap.c\r
\r
Abstract:\r
\r
  Build GUIDed HOBs for platform specific flash map.\r
\r
--*/\r
\r
#include "Efi.h"\r
#include "Pei.h"\r
#include "PeiLib.h"\r
#include "PeiLib.h"\r
#include "EfiFlashMap.h"\r
#include EFI_PROTOCOL_CONSUMER (FirmwareVolumeBlock)\r
#include EFI_GUID_DEFINITION (FlashMapHob)\r
#include EFI_GUID_DEFINITION (SystemNvDataGuid)\r
#include EFI_GUID_DEFINITION (FirmwareFileSystem)\r
\r
EFI_GUID                            mFvBlockGuid      = EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID;\r
EFI_GUID                            mFfsGuid          = EFI_FIRMWARE_FILE_SYSTEM_GUID;\r
EFI_GUID                            mSystemDataGuid   = EFI_SYSTEM_NV_DATA_HOB_GUID;\r
\r
static EFI_FLASH_AREA_DATA          mFlashAreaData[]  = {\r
	//\r
  // Variable area\r
  //\r
  { FixedPcdGet32 (PcdFlashNvStorageVariableBase),\r
    FixedPcdGet32 (PcdFlashNvStorageVariableSize),\r
    EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV,\r
    EFI_FLASH_AREA_EFI_VARIABLES },\r
\r
  //\r
  // Boot block 2nd part\r
  //\r
  { FixedPcdGet32 (PcdFlashFvRecovery2Base),\r
    FixedPcdGet32 (PcdFlashFvRecovery2Size),\r
    EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV,\r
    EFI_FLASH_AREA_FTW_BACKUP },\r
\r
  //\r
  // Recovery FV\r
  //\r
  { FixedPcdGet32 (PcdFlashFvRecoveryBase),\r
    FixedPcdGet32 (PcdFlashFvRecoverySize),\r
    EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV,\r
    EFI_FLASH_AREA_RECOVERY_BIOS },\r
\r
  //\r
  // Main FV\r
  //\r
  { FixedPcdGet32 (PcdFlashFvMainBase),\r
    FixedPcdGet32 (PcdFlashFvMainSize),\r
    EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV,\r
    EFI_FLASH_AREA_MAIN_BIOS }\r
\r
};\r
\r
#define NUM_FLASH_AREA_DATA (ARRAY_SIZE (mFlashAreaData))\r
\r
/**\r
  Build GUID HOBs for platform specific flash map.\r
\r
  @param FfsHeader     Pointer this FFS file header.\r
  @param PeiServices   General purpose services available to every PEIM.\r
\r
  @retval EFI_SUCCESS   Guid HOBs for platform flash map is built.\r
  @retval Otherwise     Failed to build the Guid HOB data.\r
\r
**/\r
EFI_STATUS\r
PeimInitializeFlashMap (\r
  IN EFI_FFS_FILE_HEADER       *FfsHeader,\r
  IN EFI_PEI_SERVICES          **PeiServices\r
  )\r
{\r
  UINTN                         Index;\r
  EFI_FLASH_AREA_HOB_DATA       FlashHobData;\r
\r
  //\r
  // Build flash area entries as GUIDed HOBs.\r
  //\r
  for (Index = 0; Index < NUM_FLASH_AREA_DATA; Index++) {\r
    ZeroMem(&FlashHobData, sizeof (EFI_FLASH_AREA_HOB_DATA));\r
\r
    FlashHobData.AreaType               = mFlashAreaData[Index].AreaType;\r
    FlashHobData.NumberOfEntries        = 1;\r
    FlashHobData.SubAreaData.Attributes = mFlashAreaData[Index].Attributes;\r
    FlashHobData.SubAreaData.Base       = (EFI_PHYSICAL_ADDRESS) (UINTN) mFlashAreaData[Index].Base;\r
    FlashHobData.SubAreaData.Length     = (EFI_PHYSICAL_ADDRESS) (UINTN) mFlashAreaData[Index].Length;\r
\r
    switch (FlashHobData.AreaType) {\r
    case EFI_FLASH_AREA_RECOVERY_BIOS:\r
    case EFI_FLASH_AREA_MAIN_BIOS:\r
      CopyMem (\r
        &FlashHobData.AreaTypeGuid,\r
        &mFfsGuid,\r
        sizeof (EFI_GUID)\r
        );\r
      CopyMem (\r
        &FlashHobData.SubAreaData.FileSystem,\r
        &mFvBlockGuid,\r
        sizeof (EFI_GUID)\r
        );\r
      break;\r
\r
    case EFI_FLASH_AREA_GUID_DEFINED:\r
      CopyMem (\r
        &FlashHobData.AreaTypeGuid,\r
        &mSystemDataGuid,\r
        sizeof (EFI_GUID)\r
        );\r
      CopyMem (\r
        &FlashHobData.SubAreaData.FileSystem,\r
        &mFvBlockGuid,\r
        sizeof (EFI_GUID)\r
        );\r
      break;\r
\r
    default:\r
      break;\r
    }\r
\r
    PeiBuildHobGuidData(PeiServices,\r
                        &gEfiFlashMapHobGuid,\r
                        &FlashHobData,\r
                        sizeof (EFI_FLASH_AREA_HOB_DATA)\r
                        );\r
  }\r
  return EFI_SUCCESS;\r
}\r
\r