historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/roms/edk2/EmulatorPkg/ThunkPpiToProtocolPei/ThunkPpiToProtocolPei.c
2024-01-16 11:20:27 -06:00

68 lines
1.6 KiB
C

/*++ @file
UEFI/PI PEIM to abstract construction of firmware volume in a Unix environment.
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2010 - 2011, Apple Inc. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <PiPei.h>
#include <Library/DebugLib.h>
#include <Library/PeimEntryPoint.h>
#include <Library/HobLib.h>
#include <Library/PeiServicesLib.h>
#include <Library/PeiServicesTablePointerLib.h>
#include <Ppi/EmuThunk.h>
#include <Protocol/EmuThunk.h>
EFI_STATUS
EFIAPI
PeiInitialzeThunkPpiToProtocolPei (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
/*++
Routine Description:
Perform a call-back into the SEC simulator to get Unix Stuff
Arguments:
PeiServices - General purpose services available to every PEIM.
Returns:
None
**/
{
EFI_STATUS Status;
EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;
EMU_THUNK_PPI *Thunk;
VOID *Ptr;
DEBUG ((EFI_D_ERROR, "Emu Thunk PEIM Loaded\n"));
Status = PeiServicesLocatePpi (
&gEmuThunkPpiGuid, // GUID
0, // INSTANCE
&PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
(VOID **)&Thunk // PPI
);
ASSERT_EFI_ERROR (Status);
Ptr = Thunk->Thunk ();
BuildGuidDataHob (
&gEmuThunkProtocolGuid, // Guid
&Ptr, // Buffer
sizeof (VOID *) // Sizeof Buffer
);
return Status;
}