IntelFsp2WrapperPkg/Library/SecFspWrapperPlatformSecLibSample/SecTempRamDone.c

   1 /** @file
   2   Sample to provide SecTemporaryRamDone 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
  17 #include <Ppi/TemporaryRamDone.h>
  18
  19 #include <Library/BaseMemoryLib.h>
  20 #include <Library/DebugLib.h>
  21 #include <Library/PcdLib.h>
  22 #include <Library/DebugAgentLib.h>
  23 #include <Library/FspPlatformInfoLib.h>
  24 #include <Library/FspApiLib.h>
  25
  26 /**
  27 This interface disables temporary memory in SEC Phase.
  28 **/
  29 VOID
  30 EFIAPI
  31 SecPlatformDisableTemporaryMemory (
  32   VOID
  33   )
  34 {
  35   EFI_STATUS                Status;
  36   VOID                      *TempRamExitParam;
  37   FSP_INFO_HEADER           *FspHeader;
  38
  39   FspHeader = FspFindFspHeader (PcdGet32(PcdFspmBaseAddress));
  40   if (FspHeader == NULL) {
  41     return ;
  42   }
  43
  44   DEBUG((DEBUG_INFO, "SecPlatformDisableTemporaryMemory enter\n"));
  45
  46   TempRamExitParam = GetTempRamExitParam ();
  47   Status = CallTempRamExit (FspHeader, TempRamExitParam);
  48   DEBUG((DEBUG_INFO, "TempRamExit status: 0x%x\n", Status));
  49   ASSERT_EFI_ERROR(Status);
  50
  51   return ;
  52 }