IntelFspWrapperPkg/FspInitPei/FspNotifyS3.c

   1 /** @file
   2   In EndOfPei notify, it will call FspNotifyPhase API.
   3
   4   Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php.
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15
  16 #include "FspInitPei.h"
  17
  18 /**
  19   This function handles S3 resume task at the end of PEI
  20
  21   @param[in] PeiServices    Pointer to PEI Services Table.
  22   @param[in] NotifyDesc     Pointer to the descriptor for the Notification event that
  23                             caused this function to execute.
  24   @param[in] Ppi            Pointer to the PPI data associated with this function.
  25
  26   @retval EFI_STATUS        Always return EFI_SUCCESS
  27 **/
  28 EFI_STATUS
  29 EFIAPI
  30 S3EndOfPeiNotify (
  31   IN EFI_PEI_SERVICES          **PeiServices,
  32   IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc,
  33   IN VOID                      *Ppi
  34   );
  35
  36 EFI_PEI_NOTIFY_DESCRIPTOR mS3EndOfPeiNotifyDesc = {
  37   (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  38   &gEfiEndOfPeiSignalPpiGuid,
  39   S3EndOfPeiNotify
  40 };
  41
  42 /**
  43   This function handles S3 resume task at the end of PEI
  44
  45   @param[in] PeiServices    Pointer to PEI Services Table.
  46   @param[in] NotifyDesc     Pointer to the descriptor for the Notification event that
  47                             caused this function to execute.
  48   @param[in] Ppi            Pointer to the PPI data associated with this function.
  49
  50   @retval EFI_STATUS        Always return EFI_SUCCESS
  51 **/
  52 EFI_STATUS
  53 EFIAPI
  54 S3EndOfPeiNotify (
  55   IN EFI_PEI_SERVICES          **PeiServices,
  56   IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc,
  57   IN VOID                      *Ppi
  58   )
  59 {
  60   NOTIFY_PHASE_PARAMS NotifyPhaseParams;
  61   EFI_STATUS          Status;
  62   FSP_INFO_HEADER     *FspHeader;
  63
  64   FspHeader = FspFindFspHeader (PcdGet32 (PcdFlashFvFspBase));
  65   if (FspHeader == NULL) {
  66     return EFI_DEVICE_ERROR;
  67   }
  68
  69   DEBUG ((DEBUG_INFO, "S3EndOfPeiNotify enter\n"));
  70
  71   NotifyPhaseParams.Phase = EnumInitPhaseAfterPciEnumeration;
  72   Status = CallFspNotifyPhase (FspHeader, &NotifyPhaseParams);
  73   DEBUG((DEBUG_INFO, "FSP S3NotifyPhase AfterPciEnumeration status: 0x%x\n", Status));
  74
  75   NotifyPhaseParams.Phase = EnumInitPhaseReadyToBoot;
  76   Status = CallFspNotifyPhase (FspHeader, &NotifyPhaseParams);
  77   DEBUG((DEBUG_INFO, "FSP S3NotifyPhase ReadyToBoot status: 0x%x\n", Status));
  78
  79   return EFI_SUCCESS;
  80 }