+++ /dev/null
-/** @file\r
-Defines data structure that is the volume header found.These data is intent\r
-to decouple FVB driver with FV header.\r
-\r
-Copyright (c) 2013 Intel Corporation.\r
-\r
-SPDX-License-Identifier: BSD-2-Clause-Patent\r
-\r
-\r
-**/\r
-\r
-#include <PiDxe.h>\r
-#include "FwBlockService.h"\r
-\r
-\r
-//#define FVB_MEDIA_BLOCK_SIZE PcdGet32(PcdFlashMinEraseSize)\r
-#define FVB_MEDIA_BLOCK_SIZE 0x1000\r
-\r
-typedef struct {\r
- EFI_PHYSICAL_ADDRESS BaseAddress;\r
- EFI_FIRMWARE_VOLUME_HEADER FvbInfo;\r
- //\r
- //EFI_FV_BLOCK_MAP_ENTRY ExtraBlockMap[n];//n=0\r
- //\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
- 0,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_FIRMWARE_FILE_SYSTEM2_GUID,\r
- 0,\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, check the FD for the value.\r
- 0, //ExtHeaderOffset\r
- {0,}, //Reserved[1]\r
- 2, //Revision\r
- {\r
- {\r
- 0,\r
- 0,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- },\r
- //\r
- // Systen NvStorage FVB\r
- //\r
- {\r
- 0,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_SYSTEM_NV_DATA_FV_GUID,\r
- 0,\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
- 0,\r
- 0,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- },\r
- //\r
- // Recovery BIOS FVB\r
- //\r
- {\r
- 0,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_FIRMWARE_FILE_SYSTEM2_GUID,\r
- 0,\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
- 0,\r
- 0,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- },\r
- //\r
- // Payload FVB\r
- //\r
- {\r
- 0,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_FIRMWARE_FILE_SYSTEM2_GUID,\r
- 0,\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
- 0x60, //ExtHeaderOffset\r
- {0,}, //Reserved[1]\r
- 2, //Revision\r
- {\r
- {\r
- 0,\r
- 0,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- }\r
-};\r
-\r
-\r
-//\r
-// FTW working space and FTW spare space don't have FV header.\r
-// We need create one for them and use it for FVB protocol.\r
-//\r
-EFI_FVB2_MEDIA_INFO mPlatformFtwFvbInfo[] = {\r
- //\r
- // System variable FTW working FVB\r
- //\r
- {\r
- 0,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_SYSTEM_NV_DATA_FV_GUID,\r
- 0,\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
- 0,\r
- 0,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- },\r
- //\r
- // Systen NV variable FTW spare FVB\r
- //\r
- {\r
- 0,\r
- {\r
- {0,}, //ZeroVector[16]\r
- EFI_SYSTEM_NV_DATA_FV_GUID,\r
- 0,\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
- 0,\r
- 0,\r
- }\r
- }\r
- },\r
- {\r
- {\r
- 0,\r
- 0\r
- }\r
- }\r
- }\r
-};\r
-\r
-\r
-\r
-EFI_STATUS\r
-GetFtwFvbInfo (\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
- //\r
- // Init Fvb data\r
- //\r
- mPlatformFtwFvbInfo[0].BaseAddress = PcdGet32 (PcdFlashNvStorageFtwWorkingBase);\r
- mPlatformFtwFvbInfo[0].FvbInfo.FvLength = PcdGet32 (PcdFlashNvStorageFtwWorkingSize);\r
- mPlatformFtwFvbInfo[0].FvbInfo.BlockMap[0].NumBlocks = PcdGet32 (PcdFlashNvStorageFtwWorkingSize) / FVB_MEDIA_BLOCK_SIZE;\r
- mPlatformFtwFvbInfo[0].FvbInfo.BlockMap[0].Length = FVB_MEDIA_BLOCK_SIZE;\r
- ASSERT ((PcdGet32 (PcdFlashNvStorageFtwWorkingSize) % FVB_MEDIA_BLOCK_SIZE) == 0);\r
-\r
- mPlatformFtwFvbInfo[1].BaseAddress = PcdGet32 (PcdFlashNvStorageFtwSpareBase);\r
- mPlatformFtwFvbInfo[1].FvbInfo.FvLength = PcdGet32 (PcdFlashNvStorageFtwSpareSize);\r
- mPlatformFtwFvbInfo[1].FvbInfo.BlockMap[0].NumBlocks = PcdGet32 (PcdFlashNvStorageFtwSpareSize) / FVB_MEDIA_BLOCK_SIZE;\r
- mPlatformFtwFvbInfo[1].FvbInfo.BlockMap[0].Length = FVB_MEDIA_BLOCK_SIZE;\r
- ASSERT ((PcdGet32 (PcdFlashNvStorageFtwSpareSize) % FVB_MEDIA_BLOCK_SIZE) == 0);\r
-\r
- for (Index=0; Index < sizeof (mPlatformFtwFvbInfo)/sizeof (mPlatformFtwFvbInfo[0]); Index += 1) {\r
- if (mPlatformFtwFvbInfo[Index].BaseAddress == FvBaseAddress) {\r
- FvHeader = &mPlatformFtwFvbInfo[Index].FvbInfo;\r
- //\r
- // Update the checksum value of FV header.\r
- //\r
- FvHeader->Checksum = CalculateCheckSum16 ((UINT16 *) FvHeader, FvHeader->HeaderLength / sizeof (UINT16));\r
-\r
- *FvbInfo = FvHeader;\r
-\r
- DEBUG ((EFI_D_INFO, "\nFTW BaseAddr: 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
-\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
- //\r
- // Init Fvb data\r
- //\r
- mPlatformFvbMediaInfo[0].BaseAddress = PcdGet32 (PcdFlashFvMainBase);\r
- mPlatformFvbMediaInfo[0].FvbInfo.FvLength = PcdGet32 (PcdFlashFvMainSize);\r
- mPlatformFvbMediaInfo[0].FvbInfo.BlockMap[0].NumBlocks = PcdGet32 (PcdFlashFvMainSize) / FVB_MEDIA_BLOCK_SIZE;\r
- mPlatformFvbMediaInfo[0].FvbInfo.BlockMap[0].Length = FVB_MEDIA_BLOCK_SIZE;\r
- ASSERT ((PcdGet32 (PcdFlashFvMainSize) % FVB_MEDIA_BLOCK_SIZE) == 0);\r
-\r
- mPlatformFvbMediaInfo[1].BaseAddress = PcdGet32 (PcdFlashNvStorageVariableBase);\r
- mPlatformFvbMediaInfo[1].FvbInfo.FvLength = PcdGet32 (PcdFlashNvStorageVariableSize);\r
- mPlatformFvbMediaInfo[1].FvbInfo.BlockMap[0].NumBlocks = PcdGet32 (PcdFlashNvStorageVariableSize) / FVB_MEDIA_BLOCK_SIZE;\r
- mPlatformFvbMediaInfo[1].FvbInfo.BlockMap[0].Length = FVB_MEDIA_BLOCK_SIZE;\r
- ASSERT ((PcdGet32 (PcdFlashNvStorageVariableSize) % FVB_MEDIA_BLOCK_SIZE) == 0);\r
-\r
- mPlatformFvbMediaInfo[2].BaseAddress = PcdGet32 (PcdFlashFvRecoveryBase);\r
- mPlatformFvbMediaInfo[2].FvbInfo.FvLength = PcdGet32 (PcdFlashFvRecoverySize);\r
- mPlatformFvbMediaInfo[2].FvbInfo.BlockMap[0].NumBlocks = PcdGet32 (PcdFlashFvRecoverySize) / FVB_MEDIA_BLOCK_SIZE;\r
- mPlatformFvbMediaInfo[2].FvbInfo.BlockMap[0].Length = FVB_MEDIA_BLOCK_SIZE;\r
- ASSERT ((PcdGet32 (PcdFlashFvRecoverySize) % FVB_MEDIA_BLOCK_SIZE) == 0);\r
-\r
- mPlatformFvbMediaInfo[3].BaseAddress = PcdGet32 (PcdFlashFvPayloadBase);\r
- mPlatformFvbMediaInfo[3].FvbInfo.FvLength = PcdGet32 (PcdFlashFvPayloadSize);\r
- mPlatformFvbMediaInfo[3].FvbInfo.BlockMap[0].NumBlocks = PcdGet32 (PcdFlashFvPayloadSize) / FVB_MEDIA_BLOCK_SIZE;\r
- mPlatformFvbMediaInfo[3].FvbInfo.BlockMap[0].Length = FVB_MEDIA_BLOCK_SIZE;\r
- ASSERT ((PcdGet32 (PcdFlashFvPayloadSize) % FVB_MEDIA_BLOCK_SIZE) == 0);\r
-\r
- for (Index=0; Index < sizeof (mPlatformFvbMediaInfo)/sizeof (mPlatformFvbMediaInfo[0]); Index += 1) {\r
- if (mPlatformFvbMediaInfo[Index].BaseAddress == FvBaseAddress) {\r
- FvHeader = &mPlatformFvbMediaInfo[Index].FvbInfo;\r
- //\r
- // Update the checksum value of FV header.\r
- //\r
- FvHeader->Checksum = CalculateCheckSum16 ((UINT16 *) FvHeader, FvHeader->HeaderLength / sizeof (UINT16));\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
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