256 lines
12 KiB
C
256 lines
12 KiB
C
/** @file
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This function offers an interface to Hook IHISI Sub function AH=12h,function "GetOemFlashMap"
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;******************************************************************************
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;* Copyright (c) 2015 - 2016, Insyde Software Corp. All Rights Reserved.
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;*
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;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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;* transmit, broadcast, present, recite, release, license or otherwise exploit
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;* any part of this publication in any form, by any means, without the prior
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;* written permission of Insyde Software Corporation.
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;*
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;******************************************************************************
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*/
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#include <Library/SmmOemSvcKernelLib.h>
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#include <Library/FlashRegionLib.h>
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//_Start_L05_FLASH_UPDATE_
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#ifdef L05_ALL_FEATURE_ENABLE
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#include <Library/MemoryAllocationLib.h>
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#include <Library/FlashProtectRegionLib.h>
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#endif
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//_End_L05_FLASH_UPDATE_
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// #if 0 // Sample Implementation
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//
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// FBTS_PLATFORM_ROM_MAP mmOemRomMap[] = {
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// {FbtsRomMapDxe, FixedPcdGet32 (PcdFlashFvMainBase), FixedPcdGet32 (PcdFlashFvMainSize) },
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// {FbtsRomMapNVRam, FixedPcdGet32 (PcdFlashNvStorageVariableBase), FixedPcdGet32 (PcdFlashNvStorageVariableSize) },
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// {FbtsRomMapCpuMicrocode, FixedPcdGet32 (PcdFlashNvStorageMicrocodeBase), FixedPcdGet32 (PcdFlashNvStorageMicrocodeSize) },
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// {FbtsRomMapFtwState, FixedPcdGet32 (PcdFlashNvStorageFtwWorkingBase), FixedPcdGet32 (PcdFlashNvStorageFtwWorkingSize) },
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// {FbtsRomMapFtwBackup, FixedPcdGet32 (PcdFlashNvStorageFtwSpareBase), FixedPcdGet32 (PcdFlashNvStorageFtwSpareSize) },
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// {FbtsRomMapPei, FixedPcdGet32 (PcdFlashFvRecoveryBase), FixedPcdGet32 (PcdFlashFvRecoverySize) },
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// {FbtsRomMapEos, 0, 0 },
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// };
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//
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// //
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// // Add OEM private rom map table,
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// //
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// FBTS_PLATFORM_PRIVATE_ROM mmOemPrivateRomMap[] = {
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// {FixedPcdGet32 (PcdFlashNvStorageDmiBase), FixedPcdGet32 (PcdFlashNvStorageDmiSize)},
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// {FixedPcdGet32 (PcdFlashNvStorageMsdmDataBase), FixedPcdGet32 (PcdFlashNvStorageMsdmDataSize)},
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// {FbtsRomMapEos, 0},
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// };
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// #endif
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// #if 0 // FDM Implementation Sample
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//
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// FBTS_PLATFORM_ROM_MAP mmOemRomMap[] = {
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// {FbtsRomMapDxe, 0, 0 },
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// {FbtsRomMapNVRam, 0, 0 },
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// {FbtsRomMapCpuMicrocode, 0, 0 },
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// {FbtsRomMapFtwState, 0, 0 },
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// {FbtsRomMapFtwBackup, 0, 0 },
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// {FbtsRomMapPei, 0, 0 },
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// {FbtsRomMapEos, 0, 0 }
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// };
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//
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// //
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// // Add OEM private rom map table,
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// //
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// FBTS_PLATFORM_PRIVATE_ROM mmOemPrivateRomMap[] = {
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// {0, 0 },
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// {FbtsRomMapEos, 0 },
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// };
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//
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// EFI_STATUS
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// UpdateDefaultRomMap (
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// )
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// {
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//
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// //
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// // Update default protect rom map
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// //
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// mmOemRomMap[0].Type = FbtsRomMapDxe;
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// mmOemRomMap[0].Address = (UINT32) FdmGetAddressById (&gH2OFlashMapRegionFvGuid, (UINT8*) &gH2OFlashMapRegionDxeFvGuid, 1);
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// mmOemRomMap[0].Length = (UINT32) FdmGetSizeById (&gH2OFlashMapRegionFvGuid, (UINT8*) &gH2OFlashMapRegionDxeFvGuid, 1);
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//
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// mmOemRomMap[1].Type = FbtsRomMapNVRam;
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// mmOemRomMap[1].Address = (UINT32) FdmGetVariableAddr (FDM_VARIABLE_DEFAULT_ID_WORKING, 1);
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// mmOemRomMap[1].Length = (UINT32) FdmGetVariableSize (FDM_VARIABLE_DEFAULT_ID_WORKING, 1);
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//
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// mmOemRomMap[2].Type = FbtsRomMapCpuMicrocode;
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// mmOemRomMap[2].Address = (UINT32) FdmGetNAtAddr (&gH2OFlashMapRegionMicrocodeGuid, 1);
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// mmOemRomMap[2].Length = (UINT32) FdmGetNAtSize (&gH2OFlashMapRegionMicrocodeGuid, 1);
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//
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// mmOemRomMap[3].Type = FbtsRomMapFtwState;
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// mmOemRomMap[3].Address = (UINT32) FdmGetNAtAddr (&gH2OFlashMapRegionFtwStateGuid, 1);
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// mmOemRomMap[3].Length = (UINT32) FdmGetNAtSize (&gH2OFlashMapRegionFtwStateGuid, 1);
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//
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// mmOemRomMap[4].Type = FbtsRomMapFtwBackup;
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// mmOemRomMap[4].Address = (UINT32) FdmGetNAtAddr (&gH2OFlashMapRegionFtwStateGuid, 1);
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// mmOemRomMap[4].Length = (UINT32) FdmGetNAtSize (&gH2OFlashMapRegionFtwStateGuid, 1);
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//
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// mmOemRomMap[5].Type = FbtsRomMapPei;
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// mmOemRomMap[5].Address = (UINT32) FdmGetAddressById (&gH2OFlashMapRegionFvGuid, (UINT8*) &gH2OFlashMapRegionPeiFvGuid, 1);
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// mmOemRomMap[5].Length = (UINT32) FdmGetSizeById (&gH2OFlashMapRegionFvGuid, (UINT8*) &gH2OFlashMapRegionPeiFvGuid, 1);
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//
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// //
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// // Update default private rom map
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// //
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// mmOemPrivateRomMap[0].LinearAddress = (UINT32) FdmGetNAtAddr (&gH2OFlashMapRegionMsdmGuid, 1);
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// mmOemPrivateRomMap[0].Size = (UINT32) FdmGetNAtSize (&gH2OFlashMapRegionMsdmGuid, 1);
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//
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// return EFI_SUCCESS;
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// }
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// #endif
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/**
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This function offers an interface to Hook IHISI Sub function AH=12h,function "GetOemFlashMap"
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@param[in out] *Media_mOemRomMapSize On entry, the size of FBTS_PLATFORM_ROM_MAP matrix.
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On exit , the size of updated FBTS_PLATFORM_ROM_MAP matrix.
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@param[in out] **Media_mOemRomMap On entry, points to FBTS_PLATFORM_ROM_MAP matrix.
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On exit , points to updated FBTS_PLATFORM_ROM_MAP matrix.
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@param[in out] *Media_mOemPrivateRomMapSize On entry, the size of FBTS_PLATFORM_PRIVATE_ROM matrix.
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On exit , the size of updated FBTS_PLATFORM_PRIVATE_ROM matrix.
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@param[in out] **Media_mOemPrivateRomMap On entry, points to FBTS_PLATFORM_PRIVATE_ROM matrix.
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On exit , points to updated FBTS_PLATFORM_PRIVATE_ROM matrix.
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@retval EFI_UNSUPPORTED Returns unsupported by default.
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@retval EFI_MEDIA_CHANGED Alter the Configuration Parameter or hook code.
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@retval EFI_SUCCESS The function performs the same operation as caller.
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The caller will skip the specified behavior and assuming
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that it has been handled completely by this function.
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*/
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EFI_STATUS
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OemSvcIhisiS12HookGetOemFlashMap (
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IN OUT UINTN *Media_mOemRomMapSize,
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IN OUT FBTS_PLATFORM_ROM_MAP **Media_mOemRomMap,
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IN OUT UINTN *Media_mOemPrivateRomMapSize,
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IN OUT FBTS_PLATFORM_PRIVATE_ROM **Media_mOemPrivateRomMap
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)
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{
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/*++
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Todo:
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Add project specific code in here.
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--*/
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//_Start_L05_FLASH_UPDATE_
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#ifdef L05_ALL_FEATURE_ENABLE
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// FBTS_PLATFORM_ROM_MAP *FbtsPlatformRomMapPtr;
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FBTS_PLATFORM_PRIVATE_ROM *FbtsPlatformRomPrivateRomPtr;
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// UINTN OemRomMapSize;
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UINTN OemPrivateRomMapSize;
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UINTN Index;
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UINTN OldIndex;
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// UINTN OldRomMapSize;
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UINTN OldPrivateRomMapSize;
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EFI_STATUS Status;
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EFI_L05_FLASH_PROTECT_REGION *L05ProtectTable;
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UINTN TableCount;
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L05ProtectTable = NULL;
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TableCount = 0;
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Status = GetFlashProtectTable (&L05ProtectTable, &TableCount, Ihisi);
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if (EFI_ERROR (Status) || (L05ProtectTable == NULL) || (TableCount == 0)) {
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return EFI_UNSUPPORTED;
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}
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//
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// //=============================================================================
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// // Overlap Sample Code: Overlap EDI & ESI pointer
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// //=============================================================================
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// OemRomMapSize = sizeof (mmOemRomMap) / sizeof (mmOemRomMap[0]);
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// OemPrivateRomMapSize = sizeof (mmOemPrivateRomMap) / sizeof (mmOemPrivateRomMap[0]);
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//
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// if (OemRomMapSize > (UINTN)(sizeof (FBTS_PLATFORM_ROM_MAP_BUFFER) / sizeof (FBTS_PLATFORM_ROM_MAP))) {
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// return EFI_UNSUPPORTED;
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// }
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//
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// if (OemPrivateRomMapSize > (UINTN)(sizeof (FBTS_PLATFORM_PRIVATE_ROM_BUFFER) / sizeof (FBTS_PLATFORM_PRIVATE_ROM))) {
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// return EFI_UNSUPPORTED;
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// }
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//
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// *Media_mOemRomMapSize = OemRomMapSize;
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// *Media_mOemPrivateRomMapSize = OemPrivateRomMapSize;
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//
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// // #if 0 // FDM Implementation Sample
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// // UpdateDefaultRomMap ();
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// // #endif
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// FbtsPlatformRomMapPtr = (*Media_mOemRomMap);
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// for (Index = 0; Index < OemRomMapSize; Index++) {
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// FbtsPlatformRomMapPtr[Index].Type = mmOemRomMap[Index].Type;
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// FbtsPlatformRomMapPtr[Index].Address = mmOemRomMap[Index].Address;
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// FbtsPlatformRomMapPtr[Index].Length = mmOemRomMap[Index].Length;
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// if (FbtsPlatformRomMapPtr[Index].Type == FbtsRomMapEos) {
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// break;
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// }
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// }
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//
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// FbtsPlatformRomPrivateRomPtr = (*Media_mOemPrivateRomMap);
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// for (Index = 0; Index < OemPrivateRomMapSize; Index++) {
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// FbtsPlatformRomPrivateRomPtr[Index].LinearAddress = mmOemPrivateRomMap[Index].LinearAddress;
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// FbtsPlatformRomPrivateRomPtr[Index].Size = mmOemPrivateRomMap[Index].Size;
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// if (FbtsPlatformRomPrivateRomPtr[Index].LinearAddress == (UINT32)FbtsRomMapEos) {
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// break;
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// }
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// }
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// //=============================================================================
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// // Overlap Sample Code End
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// //=============================================================================
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//
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//=============================================================================
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// Merge Sample Code: Append OEM's protect table to EDI & ESI pointer
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//=============================================================================
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// OldRomMapSize = *Media_mOemRomMapSize;
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OldPrivateRomMapSize = *Media_mOemPrivateRomMapSize;
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// OemRomMapSize = sizeof (mmOemRomMap) / sizeof (mmOemRomMap[0]);
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// OemPrivateRomMapSize = sizeof (mmOemPrivateRomMap) / sizeof (mmOemPrivateRomMap[0]);
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OemPrivateRomMapSize = TableCount;
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// #if 0 // FDM Implementation Sample
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// UpdateDefaultRomMap ();
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// #endif
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// FbtsPlatformRomMapPtr = (*Media_mOemRomMap);
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// for (OldIndex = OldRomMapSize, Index = 0; Index < OemRomMapSize; Index++) {
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// FbtsPlatformRomMapPtr[OldIndex + Index].Type = mmOemRomMap[Index].Type;
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// FbtsPlatformRomMapPtr[OldIndex + Index].Address = mmOemRomMap[Index].Address;
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// FbtsPlatformRomMapPtr[OldIndex + Index].Length = mmOemRomMap[Index].Length;
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// if (FbtsPlatformRomMapPtr[OldIndex + Index].Type == FbtsRomMapEos) {
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// break;
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// }
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// }
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FbtsPlatformRomPrivateRomPtr = (*Media_mOemPrivateRomMap);
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for (OldIndex = OldPrivateRomMapSize, Index = 0; Index < OemPrivateRomMapSize; Index++) {
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// FbtsPlatformRomPrivateRomPtr[OldIndex + Index].LinearAddress = mmOemPrivateRomMap[Index].LinearAddress;
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// FbtsPlatformRomPrivateRomPtr[OldIndex + Index].Size = mmOemPrivateRomMap[Index].Size;
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FbtsPlatformRomPrivateRomPtr[OldIndex + Index].LinearAddress = L05ProtectTable[Index].LinearAddress;
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FbtsPlatformRomPrivateRomPtr[OldIndex + Index].Size = L05ProtectTable[Index].Size;
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// if (FbtsPlatformRomPrivateRomPtr[OldIndex + Index].LinearAddress == (UINT32)FbtsRomMapEos) {
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// break;
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// }
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}
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FbtsPlatformRomPrivateRomPtr[OldIndex + Index].LinearAddress = (UINT32)FbtsRomMapEos; // Append one more "End Of Structure" record
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FbtsPlatformRomPrivateRomPtr[OldIndex + Index].Size = 0;
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OemPrivateRomMapSize++;
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// *Media_mOemRomMapSize = OldRomMapSize + OemRomMapSize;
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*Media_mOemPrivateRomMapSize = OldPrivateRomMapSize + OemPrivateRomMapSize;
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//=============================================================================
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// Merge Sample Code End
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//=============================================================================
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FreePool (L05ProtectTable);
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return EFI_MEDIA_CHANGED;
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#else
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return EFI_UNSUPPORTED;
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#endif
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//_End_L05_FLASH_UPDATE_
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}
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