/** @file
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Implementation of Fsp Misc UPD Initialization.
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Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <PeiFspPolicyInitLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Ppi/ReadOnlyVariable2.h>
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#include <Library/DebugLib.h>
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#include <Library/DebugPrintErrorLevelLib.h>
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/**
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Performs FSP Misc UPD initialization.
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@param[in][out] FspmUpd Pointer to FSPM_UPD Data.
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@retval EFI_SUCCESS FSP UPD Data is updated.
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**/
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EFI_STATUS
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EFIAPI
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PeiFspMiscUpdInitPreMem (
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IN OUT FSPM_UPD *FspmUpd
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)
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{
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EFI_STATUS Status;
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//
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// Locate system configuration variable
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//
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FspmUpd->FspmArchUpd.StackBase = (VOID *)(UINTN)(PcdGet32(PcdTemporaryRamBase) + PcdGet32(PcdTemporaryRamSize) - (PcdGet32(PcdFspTemporaryRamSize) + PcdGet32(PcdFspReservedBufferSize)));
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FspmUpd->FspmArchUpd.StackSize = PcdGet32(PcdFspTemporaryRamSize);
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Status = PeiServicesGetBootMode (&(FspmUpd->FspmArchUpd.BootMode));
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if (EFI_ERROR (Status)) {
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FspmUpd->FspmArchUpd.BootMode = BOOT_WITH_FULL_CONFIGURATION;
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}
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FspmUpd->FspmArchUpd.BootLoaderTolumSize = 0x0;
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//
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// Initialize S3 Data variable (S3DataPtr). It may be used for warm and fast boot paths.
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//
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FspmUpd->FspmArchUpd.NvsBufferPtr = NULL;
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return EFI_SUCCESS;
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}
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