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/** @file
This PEIM initialize FSP.
Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "FspInitPei.h"
/**
This is the entrypoint of PEIM
@param[in] FileHandle Handle of the file being invoked.
@param[in] PeiServices Describes the list of possible PEI Services.
@retval EFI_SUCCESS if it completed successfully.
**/
EFI_STATUS
EFIAPI
FspPeiEntryPoint (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
FSP_INFO_HEADER *FspHeader;
UINT8 PcdFspApiVersion;
DEBUG ((DEBUG_INFO, "FspPeiEntryPoint\n"));
PcdFspApiVersion = 1;
FspHeader = FspFindFspHeader (PcdGet32 (PcdFlashFvFspBase));
DEBUG ((DEBUG_INFO, "FspHeader - 0x%x\n", FspHeader));
if (FspHeader == NULL) {
return EFI_DEVICE_ERROR;
}
ASSERT (FspHeader->TempRamInitEntryOffset != 0);
ASSERT (FspHeader->FspInitEntryOffset != 0);
ASSERT (FspHeader->NotifyPhaseEntryOffset != 0);
if ((PcdGet8 (PcdFspApiVersion) >= 2) &&
(FspHeader->HeaderRevision >= FSP_HEADER_REVISION_2) &&
(FspHeader->ApiEntryNum >= 6) ) {
ASSERT (FspHeader->FspMemoryInitEntryOffset != 0);
ASSERT (FspHeader->TempRamExitEntryOffset != 0);
ASSERT (FspHeader->FspSiliconInitEntryOffset != 0);
PcdFspApiVersion = PcdGet8 (PcdFspApiVersion);
}
DEBUG ((DEBUG_INFO, "PcdFspApiVersion - 0x%x\n", PcdFspApiVersion));
if (PcdFspApiVersion == 1) {
PeiFspInitV1 (FspHeader);
} else {
PeiFspInitV2 (FspHeader);
}
return EFI_SUCCESS;
}
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