b5505fe394
Add SystemFirmwareDescriptor for capsule update. The PEIM extracts SystemFirmwareDescriptor info from FFS and reports it via PCD. Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Kelly Steele <kelly.steele@intel.com> Cc: Feng Tian <feng.tian@intel.com> Cc: Star Zeng <star.zeng@intel.com> Cc: Liming Gao <liming.gao@intel.com> Cc: Chao Zhang <chao.b.zhang@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Michael Kinney <michael.d.kinney@intel.com> Tested-by: Michael Kinney <michael.d.kinney@intel.com>
67 lines
2.1 KiB
C
67 lines
2.1 KiB
C
/** @file
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System Firmware descriptor producer.
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Copyright (c) 2016, 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 <PiPei.h>
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#include <Library/PcdLib.h>
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#include <Library/PeiServicesLib.h>
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#include <Library/DebugLib.h>
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#include <Protocol/FirmwareManagement.h>
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#include <Guid/EdkiiSystemFmpCapsule.h>
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/**
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Entrypoint for SystemFirmwareDescriptor 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 PPI successfully installed.
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**/
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EFI_STATUS
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EFIAPI
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SystemFirmwareDescriptorPeimEntry (
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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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EFI_STATUS Status;
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EDKII_SYSTEM_FIRMWARE_IMAGE_DESCRIPTOR *Descriptor;
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UINTN Size;
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UINTN Index;
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UINT32 AuthenticationStatus;
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//
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// Search RAW section.
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//
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Index = 0;
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while (TRUE) {
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Status = PeiServicesFfsFindSectionData3(EFI_SECTION_RAW, Index, FileHandle, (VOID **)&Descriptor, &AuthenticationStatus);
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if (EFI_ERROR(Status)) {
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// Should not happen, must something wrong in FDF.
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ASSERT(FALSE);
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return EFI_NOT_FOUND;
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}
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if (Descriptor->Signature == EDKII_SYSTEM_FIRMWARE_IMAGE_DESCRIPTOR_SIGNATURE) {
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break;
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}
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Index++;
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}
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DEBUG((DEBUG_INFO, "EDKII_SYSTEM_FIRMWARE_IMAGE_DESCRIPTOR size - 0x%x\n", Descriptor->Length));
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Size = Descriptor->Length;
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PcdSetPtrS (PcdEdkiiSystemFirmwareImageDescriptor, &Size, Descriptor);
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return EFI_SUCCESS;
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}
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