e3ba31da1c
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: Ray Ni <ray.ni@intel.com>
125 lines
3.6 KiB
C
125 lines
3.6 KiB
C
/*++ @file
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Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
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Portions copyright (c) 2011, Apple Inc. All rights reserved.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "PiPei.h"
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#include <Ppi/EmuThunk.h>
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#include <Library/DebugLib.h>
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#include <Library/PeimEntryPoint.h>
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#include <Library/HobLib.h>
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#include <Library/PeiServicesLib.h>
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#include <Library/PeiServicesTablePointerLib.h>
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#include <Library/PcdLib.h>
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EFI_STATUS
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EFIAPI
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PeimInitializeFirmwareVolumePei (
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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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Routine Description:
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Perform a call-back into the SEC simulator to get address of the Firmware Hub
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Arguments:
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FfsHeader - Ffs Header available to every PEIM
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PeiServices - General purpose services available to every PEIM.
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Returns:
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None
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**/
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{
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EFI_STATUS Status;
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EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;
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EMU_THUNK_PPI *Thunk;
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EFI_PHYSICAL_ADDRESS FdBase;
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EFI_PHYSICAL_ADDRESS FdFixUp;
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EFI_FIRMWARE_VOLUME_HEADER *FvHeader;
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UINT64 FdSize;
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UINTN Index;
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DEBUG ((EFI_D_ERROR, "Unix Firmware Volume PEIM Loaded\n"));
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//
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// Get the Fwh Information PPI
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//
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Status = PeiServicesLocatePpi (
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&gEmuThunkPpiGuid, // GUID
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0, // INSTANCE
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&PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
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(VOID **)&Thunk // PPI
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);
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ASSERT_EFI_ERROR (Status);
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Index = 0;
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do {
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//
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// Get information about all the FD's in the system
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//
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Status = Thunk->FirmwareDevices (Index, &FdBase, &FdSize, &FdFixUp);
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if (!EFI_ERROR (Status)) {
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//
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// Assume the FD starts with an FV header
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//
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FvHeader = (EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) FdBase;
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//
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// Make an FV Hob for the first FV in the FD
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//
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BuildFvHob (FdBase, FvHeader->FvLength);
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if (Index == 0) {
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//
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// Assume the first FD was produced by the NT32.DSC
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// All these strange offests are needed to keep in
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// sync with the FlashMap and NT32.dsc file
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//
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BuildResourceDescriptorHob (
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EFI_RESOURCE_FIRMWARE_DEVICE,
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(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
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FdBase,
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(
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FvHeader->FvLength +
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PcdGet32 (PcdFlashNvStorageVariableSize) +
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PcdGet32 (PcdFlashNvStorageFtwWorkingSize) +
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PcdGet32 (PcdFlashNvStorageFtwSpareSize) +
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PcdGet32 (PcdEmuFlashNvStorageEventLogSize)
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)
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);
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//
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// Hard code the address of the spare block and variable services.
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// Assume it's a hard coded offset from FV0 in FD0.
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//
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FdSize =
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PcdGet32 (PcdFlashNvStorageVariableSize) +
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PcdGet32 (PcdFlashNvStorageFtwWorkingSize) +
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PcdGet32 (PcdFlashNvStorageFtwSpareSize) +
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PcdGet32 (PcdEmuFlashNvStorageEventLogSize);
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BuildFvHob (FdFixUp + PcdGet64 (PcdEmuFlashNvStorageVariableBase), FdSize);
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} else {
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//
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// For other FD's just map them in.
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//
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BuildResourceDescriptorHob (
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EFI_RESOURCE_FIRMWARE_DEVICE,
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(EFI_RESOURCE_ATTRIBUTE_PRESENT | EFI_RESOURCE_ATTRIBUTE_INITIALIZED | EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE),
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FdBase,
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FdSize
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);
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}
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}
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Index++;
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} while (!EFI_ERROR (Status));
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return Status;
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}
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