IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformLibSample/FspWrapperPlatformLibSample.c

   1 /** @file
   2   Sample to provide FSP wrapper related function.
   3
   4   Copyright (c) 2014 - 2016, 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 #include <PiPei.h>
  16 #include <Library/PcdLib.h>
  17
  18 /**
  19   This function overrides the default configurations in the FSP-M UPD data region.
  20
  21   @note At this point, memory is NOT ready, PeiServices are available to use.
  22
  23   @param[in,out] FspUpdRgnPtr   A pointer to the UPD data region data strcture.
  24
  25 **/
  26 VOID
  27 EFIAPI
  28 UpdateFspmUpdData (
  29   IN OUT VOID        *FspUpdRgnPtr
  30   )
  31 {
  32 }
  33
  34 /**
  35   This function overrides the default configurations in the FSP-S UPD data region.
  36
  37   @param[in,out] FspUpdRgnPtr   A pointer to the UPD data region data strcture.
  38
  39 **/
  40 VOID
  41 EFIAPI
  42 UpdateFspsUpdData (
  43   IN OUT VOID        *FspUpdRgnPtr
  44   )
  45 {
  46 }
  47
  48 /**
  49   Update TempRamExit parameter.
  50
  51   @note At this point, memory is ready, PeiServices are available to use.
  52
  53   @return TempRamExit parameter.
  54 **/
  55 VOID *
  56 EFIAPI
  57 UpdateTempRamExitParam (
  58   VOID
  59   )
  60 {
  61   return NULL;
  62 }
  63
  64 /**
  65   Get S3 PEI memory information.
  66
  67   @note At this point, memory is ready, and PeiServices are available to use.
  68   Platform can get some data from SMRAM directly.
  69
  70   @param[out] S3PeiMemSize  PEI memory size to be installed in S3 phase.
  71   @param[out] S3PeiMemBase  PEI memory base to be installed in S3 phase.
  72
  73   @return If S3 PEI memory information is got successfully.
  74 **/
  75 EFI_STATUS
  76 EFIAPI
  77 GetS3MemoryInfo (
  78   OUT UINT64               *S3PeiMemSize,
  79   OUT EFI_PHYSICAL_ADDRESS *S3PeiMemBase
  80   )
  81 {
  82   return EFI_UNSUPPORTED;
  83 }
  84
  85 /**
  86   Perform platform related reset in FSP wrapper.
  87
  88   This function will reset the system with requested ResetType.
  89
  90   @param[in] FspStatusResetType  The type of reset the platform has to perform.
  91 **/
  92 VOID
  93 EFIAPI
  94 CallFspWrapperResetSystem (
  95   IN UINT32    FspStatusResetType
  96   )
  97 {
  98   //
  99   // Perform reset according to the type.
 100   //
 101
 102   CpuDeadLoop();
 103 }