ArmPlatformPkg/PlatformPei/PlatformPeim.c

   1 /** @file
   2 *
   3 *  Copyright (c) 2011, ARM Limited. All rights reserved.
   4 *
   5 *  SPDX-License-Identifier: BSD-2-Clause-Patent
   6 *
   7 **/
   8
   9 #include <PiPei.h>
  10
  11 //
  12 // The protocols, PPI and GUID definitions for this module
  13 //
  14 #include <Ppi/MasterBootMode.h>
  15 #include <Ppi/BootInRecoveryMode.h>
  16 #include <Ppi/GuidedSectionExtraction.h>
  17 //
  18 // The Library classes this module consumes
  19 //
  20 #include <Library/ArmPlatformLib.h>
  21 #include <Library/BaseMemoryLib.h>
  22 #include <Library/DebugLib.h>
  23 #include <Library/HobLib.h>
  24 #include <Library/PeimEntryPoint.h>
  25 #include <Library/PeiServicesLib.h>
  26 #include <Library/PcdLib.h>
  27
  28 EFI_STATUS
  29 EFIAPI
  30 InitializePlatformPeim (
  31   IN       EFI_PEI_FILE_HANDLE  FileHandle,
  32   IN CONST EFI_PEI_SERVICES     **PeiServices
  33   );
  34
  35 EFI_STATUS
  36 EFIAPI
  37 PlatformPeim (
  38   VOID
  39   );
  40
  41 //
  42 // Module globals
  43 //
  44 CONST EFI_PEI_PPI_DESCRIPTOR  mPpiListBootMode = {
  45   (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  46   &gEfiPeiMasterBootModePpiGuid,
  47   NULL
  48 };
  49
  50 CONST EFI_PEI_PPI_DESCRIPTOR  mPpiListRecoveryBootMode = {
  51   (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  52   &gEfiPeiBootInRecoveryModePpiGuid,
  53   NULL
  54 };
  55
  56 /*++
  57
  58 Routine Description:
  59
  60
  61
  62 Arguments:
  63
  64   FileHandle  - Handle of the file being invoked.
  65   PeiServices - Describes the list of possible PEI Services.
  66
  67 Returns:
  68
  69   Status -  EFI_SUCCESS if the boot mode could be set
  70
  71 --*/
  72 EFI_STATUS
  73 EFIAPI
  74 InitializePlatformPeim (
  75   IN       EFI_PEI_FILE_HANDLE  FileHandle,
  76   IN CONST EFI_PEI_SERVICES     **PeiServices
  77   )
  78 {
  79   EFI_STATUS                    Status;
  80   EFI_BOOT_MODE                 BootMode;
  81
  82   DEBUG ((EFI_D_LOAD | EFI_D_INFO, "Platform PEIM Loaded\n"));
  83
  84   Status = PeiServicesSetBootMode (ArmPlatformGetBootMode ());
  85   ASSERT_EFI_ERROR (Status);
  86
  87   PlatformPeim ();
  88
  89   Status = PeiServicesGetBootMode (&BootMode);
  90   ASSERT_EFI_ERROR (Status);
  91
  92   Status = PeiServicesInstallPpi (&mPpiListBootMode);
  93   ASSERT_EFI_ERROR (Status);
  94
  95   if (BootMode == BOOT_IN_RECOVERY_MODE) {
  96     Status = PeiServicesInstallPpi (&mPpiListRecoveryBootMode);
  97     ASSERT_EFI_ERROR (Status);
  98   }
  99
 100   return Status;
 101 }