/** @file Do Platform Stage System Agent initialization. Copyright (c) 2017, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent **/ #include "PeiSaPolicyUpdate.h" #include #include #include #include #include #include #include #include #include #include #include #include #include /** Performs FSP SA PEI Policy initialization in pre-memory. @param[in][out] FspmUpd Pointer to FSP UPD Data. @retval EFI_SUCCESS FSP UPD Data is updated. @retval EFI_NOT_FOUND Fail to locate required PPI. @retval Other FSP UPD Data update process fail. **/ EFI_STATUS EFIAPI PeiFspSaPolicyUpdatePreMem ( IN OUT FSPM_UPD *FspmUpd ) { VOID *Buffer; CopyMem((VOID *)(UINTN)FspmUpd->FspmConfig.MemorySpdPtr00, (VOID *)(UINTN)PcdGet32 (PcdMrcSpdData), PcdGet16 (PcdMrcSpdDataSize)); CopyMem((VOID *)(UINTN)FspmUpd->FspmConfig.MemorySpdPtr10, (VOID *)(UINTN)PcdGet32 (PcdMrcSpdData), PcdGet16 (PcdMrcSpdDataSize)); DEBUG((DEBUG_INFO, "Updating Dq Byte Map and DQS Byte Swizzling Settings...\n")); Buffer = (VOID *) (UINTN) PcdGet32 (PcdMrcDqByteMap); if (Buffer) { CopyMem ((VOID *)FspmUpd->FspmConfig.DqByteMapCh0, Buffer, 12); CopyMem ((VOID *)FspmUpd->FspmConfig.DqByteMapCh1, (UINT8*) Buffer + 12, 12); } Buffer = (VOID *) (UINTN) PcdGet32 (PcdMrcDqsMapCpu2Dram); if (Buffer) { CopyMem ((VOID *)FspmUpd->FspmConfig.DqsMapCpu2DramCh0, Buffer, 8); CopyMem ((VOID *)FspmUpd->FspmConfig.DqsMapCpu2DramCh1, (UINT8*) Buffer + 8, 8); } DEBUG((DEBUG_INFO, "Updating Dq Pins Interleaved,Rcomp Resistor & Rcomp Target Settings...\n")); Buffer = (VOID *) (UINTN) PcdGet32 (PcdMrcRcompResistor); if (Buffer) { CopyMem ((VOID *)FspmUpd->FspmConfig.RcompResistor, Buffer, 6); } Buffer = (VOID *) (UINTN) PcdGet32 (PcdMrcRcompTarget); if (Buffer) { CopyMem ((VOID *)FspmUpd->FspmConfig.RcompTarget, Buffer, 10); } return EFI_SUCCESS; }