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

88 lines
1.8 KiB
C

/** @file
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2011, Apple Inc. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
//
// The package level header files this module uses
//
#include <PiPei.h>
#include <Library/PcdLib.h>
#include <Library/PeiServicesLib.h>
//
// The protocols, PPI and GUID defintions for this module
//
#include <Ppi/MasterBootMode.h>
#include <Ppi/BootInRecoveryMode.h>
//
// The Library classes this module consumes
//
#include <Library/DebugLib.h>
#include <Library/PeimEntryPoint.h>
//
// Module globals
//
EFI_PEI_PPI_DESCRIPTOR mPpiListBootMode = {
(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
&gEfiPeiMasterBootModePpiGuid,
NULL
};
EFI_PEI_PPI_DESCRIPTOR mPpiListRecoveryBootMode = {
(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
&gEfiPeiBootInRecoveryModePpiGuid,
NULL
};
EFI_STATUS
EFIAPI
InitializeBootMode (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
/*++
Routine Description:
Peform the boot mode determination logic
Arguments:
PeiServices - General purpose services available to every PEIM.
Returns:
Status - EFI_SUCCESS if the boot mode could be set
**/
{
EFI_STATUS Status;
EFI_BOOT_MODE BootMode;
DEBUG ((EFI_D_ERROR, "Emu Boot Mode PEIM Loaded\n"));
BootMode = FixedPcdGet32 (PcdEmuBootMode);
Status = PeiServicesSetBootMode (BootMode);
ASSERT_EFI_ERROR (Status);
Status = PeiServicesInstallPpi (&mPpiListBootMode);
ASSERT_EFI_ERROR (Status);
if (BootMode == BOOT_IN_RECOVERY_MODE) {
Status = PeiServicesInstallPpi (&mPpiListRecoveryBootMode);
ASSERT_EFI_ERROR (Status);
}
return Status;
}