878b807a43
https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
/** @file
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*
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* Copyright (c) 2017, Linaro, Ltd. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-2-Clause-Patent
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*
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**/
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#include <PiDxe.h>
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#include <Library/BaseLib.h>
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#include <Library/DxeServicesLib.h>
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#include <Library/MemoryAllocationLib.h>
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/**
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Return a pool allocated copy of the DTB image that is appropriate for
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booting the current platform via DT.
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@param[out] Dtb Pointer to the DTB copy
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@param[out] DtbSize Size of the DTB copy
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@retval EFI_SUCCESS Operation completed successfully
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@retval EFI_NOT_FOUND No suitable DTB image could be located
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@retval EFI_OUT_OF_RESOURCES No pool memory available
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**/
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EFI_STATUS
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EFIAPI
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DtPlatformLoadDtb (
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OUT VOID **Dtb,
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OUT UINTN *DtbSize
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)
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{
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EFI_STATUS Status;
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VOID *OrigDtb;
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VOID *CopyDtb;
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UINTN OrigDtbSize;
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Status = GetSectionFromAnyFv (&gDtPlatformDefaultDtbFileGuid,
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EFI_SECTION_RAW, 0, &OrigDtb, &OrigDtbSize);
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if (EFI_ERROR (Status)) {
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return EFI_NOT_FOUND;
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}
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CopyDtb = AllocateCopyPool (OrigDtbSize, OrigDtb);
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if (CopyDtb == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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*Dtb = CopyDtb;
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*DtbSize = OrigDtbSize;
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return EFI_SUCCESS;
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}
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