MdeModulePkg/Library/PiSmmCoreSmmServicesTableLib/PiSmmCoreSmmServicesTableLib.c

   1 /** @file
   2   SMM Core SMM Services Table Library.
   3
   4   Copyright (c) 2010, 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 <PiSmm.h>
  16 #include <Library/SmmServicesTableLib.h>
  17 #include <Library/DebugLib.h>
  18
  19 EFI_SMM_SYSTEM_TABLE2         *gSmst = NULL;
  20 extern EFI_SMM_SYSTEM_TABLE2  gSmmCoreSmst;
  21
  22 /**
  23   The constructor function caches the pointer of SMM Services Table.
  24
  25   @param  ImageHandle   The firmware allocated handle for the EFI image.
  26   @param  SystemTable   A pointer to the EFI System Table.
  27
  28   @retval EFI_SUCCESS   The constructor always returns EFI_SUCCESS.
  29
  30 **/
  31 EFI_STATUS
  32 EFIAPI
  33 SmmCoreSmmServicesTableLibConstructor (
  34   IN EFI_HANDLE        ImageHandle,
  35   IN EFI_SYSTEM_TABLE  *SystemTable
  36   )
  37 {
  38   gSmst = &gSmmCoreSmst;
  39   return EFI_SUCCESS;
  40 }