mirror of https://github.com/acidanthera/audk.git
67 lines
2.0 KiB
C
67 lines
2.0 KiB
C
/** @file
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This PEIM initialize FSP.
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Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "FspInitPei.h"
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/**
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This is the entrypoint of PEIM
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@param[in] FileHandle Handle of the file being invoked.
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@param[in] PeiServices Describes the list of possible PEI Services.
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@retval EFI_SUCCESS if it completed successfully.
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**/
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EFI_STATUS
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EFIAPI
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FspPeiEntryPoint (
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IN EFI_PEI_FILE_HANDLE FileHandle,
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IN CONST EFI_PEI_SERVICES **PeiServices
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)
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{
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FSP_INFO_HEADER *FspHeader;
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UINT8 PcdFspApiVersion;
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DEBUG ((DEBUG_INFO, "FspPeiEntryPoint\n"));
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PcdFspApiVersion = 1;
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FspHeader = FspFindFspHeader (PcdGet32 (PcdFlashFvFspBase));
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DEBUG ((DEBUG_INFO, "FspHeader - 0x%x\n", FspHeader));
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if (FspHeader == NULL) {
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return EFI_DEVICE_ERROR;
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}
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ASSERT (FspHeader->TempRamInitEntryOffset != 0);
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ASSERT (FspHeader->FspInitEntryOffset != 0);
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ASSERT (FspHeader->NotifyPhaseEntryOffset != 0);
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if ((PcdGet8 (PcdFspApiVersion) >= 2) &&
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(FspHeader->HeaderRevision >= FSP_HEADER_REVISION_2) &&
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(FspHeader->ApiEntryNum >= 6) ) {
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ASSERT (FspHeader->FspMemoryInitEntryOffset != 0);
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ASSERT (FspHeader->TempRamExitEntryOffset != 0);
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ASSERT (FspHeader->FspSiliconInitEntryOffset != 0);
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PcdFspApiVersion = PcdGet8 (PcdFspApiVersion);
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}
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DEBUG ((DEBUG_INFO, "PcdFspApiVersion - 0x%x\n", PcdFspApiVersion));
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if (PcdFspApiVersion == 1) {
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PeiFspInitV1 (FspHeader);
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} else {
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PeiFspInitV2 (FspHeader);
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}
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return EFI_SUCCESS;
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}
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