EdkCompatibilityPkg/Foundation/Library/Dxe/EfiDriverLib/DxeDriverLib.c

   1 /*++
   2
   3 Copyright (c) 2004, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14   DxeDriverLib.c
  15
  16 Abstract:
  17
  18   Light weight lib to support EFI drivers.
  19
  20 --*/
  21
  22 #include "Tiano.h"
  23 #include "EfiDriverLib.h"
  24
  25 EFI_STATUS
  26 DxeInitializeDriverLib (
  27   IN EFI_HANDLE           ImageHandle,
  28   IN EFI_SYSTEM_TABLE     *SystemTable
  29   )
  30 /*++
  31
  32 Routine Description:
  33
  34   Intialize Driver Lib if it has not yet been initialized.
  35
  36 Arguments:
  37
  38   ImageHandle     - Standard EFI Image entry parameter
  39
  40   SystemTable     - Standard EFI Image entry parameter
  41
  42 Returns:
  43
  44   EFI_STATUS always returns EFI_SUCCESS
  45
  46 --*/
  47 {
  48   EFI_STATUS  Status;
  49
  50   Status = EfiInitializeDriverLib (ImageHandle, SystemTable);
  51   if (!EFI_ERROR (Status)) {
  52     Status = EfiLibGetSystemConfigurationTable (&gEfiDxeServicesTableGuid, (VOID **) &gDS);
  53   }
  54
  55   return Status;
  56 }