+++ /dev/null
-/**@file\r
- Defines data structure that is the volume header found.\r
- These data is intent to decouple FVB driver with FV header.\r
-\r
-Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>\r
- \r\r
- SPDX-License-Identifier: BSD-2-Clause-Patent\r
-\r
- \r\r
-\r
-**/\r
-\r
-#include <PiDxe.h>\r
-#include <Protocol/FirmwareVolumeBlock.h>\r
-#include <Library/PcdLib.h>\r
-#include <Library/DebugLib.h>\r
-#include <Library/BaseLib.h>\r
-#include <Guid/FirmwareFileSystem2.h>\r
-#include <Guid/SystemNvDataGuid.h>\r
-\r
-#define FIRMWARE_BLOCK_SIZE 0x8000\r
-#define FVB_MEDIA_BLOCK_SIZE (FIRMWARE_BLOCK_SIZE * 2)\r
-\r
-#define FV_RECOVERY_BASE_ADDRESS FixedPcdGet32(PcdFlashFvRecoveryBase)\r
-#define RECOVERY_BIOS_BLOCK_NUM (FixedPcdGet32(PcdFlashFvRecoverySize) / FVB_MEDIA_BLOCK_SIZE)\r
-\r
-#define FV_MAIN_BASE_ADDRESS FixedPcdGet32(PcdFlashFvMainBase)\r
-#define MAIN_BIOS_BLOCK_NUM (FixedPcdGet32(PcdFlashFvMainSize) / FVB_MEDIA_BLOCK_SIZE)\r
-\r
-#define NV_STORAGE_BASE_ADDRESS FixedPcdGet32(PcdFlashNvStorageVariableBase)\r
-#define SYSTEM_NV_BLOCK_NUM ((FixedPcdGet32(PcdFlashNvStorageVariableSize)+ FixedPcdGet32(PcdFlashNvStorageFtwWorkingSize) + FixedPcdGet32(PcdFlashNvStorageFtwSpareSize))/ FVB_MEDIA_BLOCK_SIZE)\r
-\r
-typedef struct {\r
- EFI_PHYSICAL_ADDRESS BaseAddress;\r
- EFI_FIRMWARE_VOLUME_HEADER FvbInfo;\r
- EFI_FV_BLOCK_MAP_ENTRY End[1];\r
-} EFI_FVB2_MEDIA_INFO;\r
-\r
-//\r
-// This data structure contains a template of all correct FV headers, which is used to restore\r
-// Fv header if it's corrupted.\r
-//\r
-EFI_FVB2_MEDIA_INFO mPlatformFvbMediaInfo[] = {\r
- //\r
- // Main BIOS FVB\r
- //\r
- {\r
- FV_MAIN_BASE_ADDRESS,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_FIRMWARE_FILE_SYSTEM2_GUID,\r
- FVB_MEDIA_BLOCK_SIZE * MAIN_BIOS_BLOCK_NUM,\r
- EFI_FVH_SIGNATURE,\r
- 0x0004feff, // check MdePkg/Include/Pi/PiFirmwareVolume.h for details on EFI_FVB_ATTRIBUTES_2\r
- sizeof (EFI_FIRMWARE_VOLUME_HEADER) + sizeof (EFI_FV_BLOCK_MAP_ENTRY),\r
- 0, //CheckSum which will be calucated dynamically.\r
- 0, //ExtHeaderOffset\r
- {0,}, //Reserved[1]\r
- 2, //Revision\r
- {\r
- {\r
- MAIN_BIOS_BLOCK_NUM,\r
- FVB_MEDIA_BLOCK_SIZE,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- },\r
-\r
- //\r
- // Systen NvStorage FVB\r
- //\r
- {\r
- NV_STORAGE_BASE_ADDRESS,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_SYSTEM_NV_DATA_FV_GUID,\r
- FVB_MEDIA_BLOCK_SIZE * SYSTEM_NV_BLOCK_NUM,\r
- EFI_FVH_SIGNATURE,\r
- 0x0004feff, // check MdePkg/Include/Pi/PiFirmwareVolume.h for details on EFI_FVB_ATTRIBUTES_2\r
- sizeof (EFI_FIRMWARE_VOLUME_HEADER) + sizeof (EFI_FV_BLOCK_MAP_ENTRY),\r
- 0, //CheckSum which will be calucated dynamically.\r
- 0, //ExtHeaderOffset\r
- {0,}, //Reserved[1]\r
- 2, //Revision\r
- {\r
- {\r
- SYSTEM_NV_BLOCK_NUM,\r
- FVB_MEDIA_BLOCK_SIZE,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- },\r
-\r
- //\r
- // Recovery BIOS FVB\r
- //\r
- {\r
- FV_RECOVERY_BASE_ADDRESS,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_FIRMWARE_FILE_SYSTEM2_GUID,\r
- FVB_MEDIA_BLOCK_SIZE * RECOVERY_BIOS_BLOCK_NUM,\r
- EFI_FVH_SIGNATURE,\r
- 0x0004feff, // check MdePkg/Include/Pi/PiFirmwareVolume.h for details on EFI_FVB_ATTRIBUTES_2\r
- sizeof (EFI_FIRMWARE_VOLUME_HEADER) + sizeof (EFI_FV_BLOCK_MAP_ENTRY),\r
- 0, //CheckSum which will be calucated dynamically.\r
- 0, //ExtHeaderOffset\r
- {0,}, //Reserved[1]\r
- 2, //Revision\r
- {\r
- {\r
- RECOVERY_BIOS_BLOCK_NUM,\r
- FVB_MEDIA_BLOCK_SIZE,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- }\r
-};\r
-\r
-EFI_STATUS\r
-GetFvbInfo (\r
- IN EFI_PHYSICAL_ADDRESS FvBaseAddress,\r
- OUT EFI_FIRMWARE_VOLUME_HEADER **FvbInfo\r
- )\r
-{\r
- UINTN Index;\r
- EFI_FIRMWARE_VOLUME_HEADER *FvHeader;\r
-\r
- for (Index = 0; Index < sizeof (mPlatformFvbMediaInfo) / sizeof (EFI_FVB2_MEDIA_INFO); Index += 1) {\r
- if (mPlatformFvbMediaInfo[Index].BaseAddress == FvBaseAddress) {\r
- FvHeader = &mPlatformFvbMediaInfo[Index].FvbInfo;\r
-\r
- //\r
- // Update the checksum value of FV header.\r
- //\r
- FvHeader->Checksum = CalculateCheckSum16 ((UINT16 *) FvHeader, FvHeader->HeaderLength);\r
-\r
- *FvbInfo = FvHeader;\r
-\r
- DEBUG ((EFI_D_INFO, "\nBaseAddr: 0x%lx \n", FvBaseAddress));\r
- DEBUG ((EFI_D_INFO, "FvLength: 0x%lx \n", (*FvbInfo)->FvLength));\r
- DEBUG ((EFI_D_INFO, "HeaderLength: 0x%x \n", (*FvbInfo)->HeaderLength));\r
- DEBUG ((EFI_D_INFO, "FvBlockMap[0].NumBlocks: 0x%x \n", (*FvbInfo)->BlockMap[0].NumBlocks));\r
- DEBUG ((EFI_D_INFO, "FvBlockMap[0].BlockLength: 0x%x \n", (*FvbInfo)->BlockMap[0].Length));\r
- DEBUG ((EFI_D_INFO, "FvBlockMap[1].NumBlocks: 0x%x \n", (*FvbInfo)->BlockMap[1].NumBlocks));\r
- DEBUG ((EFI_D_INFO, "FvBlockMap[1].BlockLength: 0x%x \n\n", (*FvbInfo)->BlockMap[1].Length));\r
-\r
- return EFI_SUCCESS;\r
- }\r
- }\r
- return EFI_NOT_FOUND;\r
-}\r