mirror of https://github.com/acidanthera/audk.git
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/** @file
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*
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* Copyright (c) 2011-2014, ARM Limited. All rights reserved.
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* Copyright (c) 2014, Linaro Limited. All rights reserved.
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*
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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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*
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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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**/
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#include <PiPei.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/DebugLib.h>
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#include <Library/HobLib.h>
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#include <Library/PcdLib.h>
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#include <libfdt.h>
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EFI_STATUS
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EFIAPI
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PlatformPeim (
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VOID
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)
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{
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VOID *Base;
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VOID *NewBase;
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UINTN FdtSize;
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Base = (VOID*)(UINTN)FixedPcdGet64 (PcdDeviceTreeInitialBaseAddress);
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ASSERT (fdt_check_header (Base) == 0);
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FdtSize = fdt_totalsize (Base);
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NewBase = AllocatePages (EFI_SIZE_TO_PAGES (FdtSize));
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ASSERT (NewBase != NULL);
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CopyMem (NewBase, Base, FdtSize);
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PcdSet64 (PcdDeviceTreeBaseAddress, (UINT64)(UINTN)NewBase);
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BuildFvHob (PcdGet64 (PcdFvBaseAddress), PcdGet32 (PcdFvSize));
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return EFI_SUCCESS;
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}
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