]> git.proxmox.com Git - mirror_edk2.git/blame - MdePkg/Library/DxeServicesTableLib/DxeServicesTableLib.c
Add specific flag definition according to ACPI specification.
[mirror_edk2.git] / MdePkg / Library / DxeServicesTableLib / DxeServicesTableLib.c
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878ddf1f 1/** @file\r
2 DXE Library.\r
3\r
4 Copyright (c) 2006, Intel Corporation<BR>\r
5 All rights reserved. This program and the accompanying materials \r
6 are licensed and made available under the terms and conditions of the BSD License \r
7 which accompanies this distribution. The full text of the license may be found at \r
8 http://opensource.org/licenses/bsd-license.php \r
9\r
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
12\r
13 Module Name: DxeServicesTableLib.c\r
14\r
15**/\r
16\r
17\r
18\r
19EFI_DXE_SERVICES *gDS = NULL;\r
20\r
21/**\r
a42b1820 22 The constructor function caches the pointer of System Configuration Table.\r
23 \r
24 The constructor function caches the pointer of System Configuration Table. \r
25 It will ASSERT() if that operation fails.\r
26 It will ASSERT() if the pointer of System Configuration Table is NULL.\r
27 It will always return EFI_SUCCESS.\r
28\r
29 @param ImageHandle The firmware allocated handle for the EFI image.\r
30 @param SystemTable A pointer to the EFI System Table.\r
31 \r
32 @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.\r
33\r
878ddf1f 34**/\r
35EFI_STATUS\r
36DxeServicesTableLibConstructor (\r
37 IN EFI_HANDLE ImageHandle,\r
38 IN EFI_SYSTEM_TABLE *SystemTable\r
39 )\r
40{\r
41 EFI_STATUS Status;\r
42\r
43 Status = EfiGetSystemConfigurationTable (&gEfiDxeServicesTableGuid, (VOID **) &gDS);\r
44 ASSERT_EFI_ERROR (Status);\r
45 ASSERT (gDS != NULL);\r
46\r
47 return Status;\r
48}\r