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ba53dd4a | 1 | /** @file\r |
2 | OEM hook status code library functions with no library constructor/destructor\r | |
3 | \r | |
4 | Copyright (c) 2006, Intel Corporation\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: Nt32OemHookStatusCodeLib.c\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
ba53dd4a | 17 | //\r |
18 | // Cache of WinNtThunk protocol \r | |
c84c226d | 19 | //\r |
20 | STATIC\r | |
ba53dd4a | 21 | EFI_WIN_NT_THUNK_PROTOCOL *mWinNt;\r |
22 | \r | |
23 | //\r | |
24 | // Cache of standard output handle . \r | |
c84c226d | 25 | //\r |
26 | STATIC\r | |
ba53dd4a | 27 | HANDLE mStdOut;\r |
28 | \r | |
29 | /**\r | |
30 | \r | |
31 | Initialize OEM status code device .\r | |
32 | \r | |
be800da9 | 33 | @return Always return EFI_SUCCESS.\r |
34 | \r | |
ba53dd4a | 35 | **/\r |
c8557554 | 36 | EFI_STATUS\r |
ba53dd4a | 37 | EFIAPI\r |
38 | OemHookStatusCodeInitialize (\r | |
39 | VOID\r | |
40 | )\r | |
41 | {\r | |
42 | PEI_NT_THUNK_PPI *NtThunkPpi;\r | |
43 | EFI_STATUS Status;\r | |
44 | \r | |
45 | if (FeaturePcdGet (PcdNt32StatusCodeLibUseForPei)) {\r | |
46 | //\r | |
47 | // Locate NtThunkPpi for retrieving standard output handle\r | |
48 | //\r | |
49 | Status = PeiServicesLocatePpi (\r | |
c84c226d | 50 | &gPeiNtThunkPpiGuid,\r |
51 | 0,\r | |
52 | NULL,\r | |
53 | (VOID **) &NtThunkPpi\r | |
54 | );\r | |
ba53dd4a | 55 | \r |
56 | ASSERT_EFI_ERROR (Status);\r | |
57 | \r | |
58 | mWinNt = (EFI_WIN_NT_THUNK_PROTOCOL *) NtThunkPpi->NtThunk ();\r | |
59 | } else {\r | |
60 | EFI_HOB_GUID_TYPE *GuidHob;\r | |
61 | \r | |
62 | //\r | |
63 | // Retrieve WinNtThunkProtocol from GUID'ed HOB\r | |
64 | //\r | |
65 | GuidHob = GetFirstGuidHob (&gEfiWinNtThunkProtocolGuid);\r | |
66 | ASSERT (GuidHob != NULL);\r | |
67 | mWinNt = (EFI_WIN_NT_THUNK_PROTOCOL *)(*(UINTN *)(GET_GUID_HOB_DATA (GuidHob)));\r | |
68 | ASSERT (mWinNt != NULL);\r | |
69 | }\r | |
70 | \r | |
71 | //\r | |
72 | // Cache standard output handle.\r | |
73 | //\r | |
74 | mStdOut = mWinNt->GetStdHandle (STD_OUTPUT_HANDLE);\r | |
75 | \r | |
be800da9 | 76 | return EFI_SUCCESS;\r |
ba53dd4a | 77 | }\r |
78 | \r | |
79 | /**\r | |
80 | Report status code to OEM device.\r | |
81 | \r | |
82 | Content-type: text/html ]>