EmulatorPkg/BootModePei/BootModePei.c

   1 /** @file
   2
   3 Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
   4 Portions copyright (c) 2011, Apple Inc. All rights reserved.
   5 SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9
  10
  11 //
  12 // The package level header files this module uses
  13 //
  14 #include <PiPei.h>
  15
  16 #include <Library/PcdLib.h>
  17 #include <Library/PeiServicesLib.h>
  18
  19
  20 //
  21 // The protocols, PPI and GUID defintions for this module
  22 //
  23 #include <Ppi/MasterBootMode.h>
  24 #include <Ppi/BootInRecoveryMode.h>
  25 //
  26 // The Library classes this module consumes
  27 //
  28 #include <Library/DebugLib.h>
  29 #include <Library/PeimEntryPoint.h>
  30
  31
  32 //
  33 // Module globals
  34 //
  35 EFI_PEI_PPI_DESCRIPTOR  mPpiListBootMode = {
  36   (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  37   &gEfiPeiMasterBootModePpiGuid,
  38   NULL
  39 };
  40
  41 EFI_PEI_PPI_DESCRIPTOR  mPpiListRecoveryBootMode = {
  42   (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  43   &gEfiPeiBootInRecoveryModePpiGuid,
  44   NULL
  45 };
  46
  47 EFI_STATUS
  48 EFIAPI
  49 InitializeBootMode (
  50   IN       EFI_PEI_FILE_HANDLE       FileHandle,
  51   IN CONST EFI_PEI_SERVICES          **PeiServices
  52   )
  53 /*++
  54
  55 Routine Description:
  56
  57   Peform the boot mode determination logic
  58
  59 Arguments:
  60
  61   PeiServices - General purpose services available to every PEIM.
  62
  63 Returns:
  64
  65   Status -  EFI_SUCCESS if the boot mode could be set
  66
  67 **/
  68 {
  69   EFI_STATUS    Status;
  70   EFI_BOOT_MODE BootMode;
  71
  72   DEBUG ((EFI_D_ERROR, "Emu Boot Mode PEIM Loaded\n"));
  73
  74   BootMode  = FixedPcdGet32 (PcdEmuBootMode);
  75
  76   Status    = PeiServicesSetBootMode (BootMode);
  77   ASSERT_EFI_ERROR (Status);
  78
  79   Status = PeiServicesInstallPpi (&mPpiListBootMode);
  80   ASSERT_EFI_ERROR (Status);
  81
  82   if (BootMode == BOOT_IN_RECOVERY_MODE) {
  83     Status = PeiServicesInstallPpi (&mPpiListRecoveryBootMode);
  84     ASSERT_EFI_ERROR (Status);
  85   }
  86
  87   return Status;
  88 }