EmulatorPkg/BootModePei/BootModePei.c

/** @file

Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2011, Apple Inc. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution.  The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php

THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

**/



//
// 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;
}