1 /** @file
2   Variable error flag definitions.
3 
4   Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
5   SPDX-License-Identifier: BSD-2-Clause-Patent
6 
7 **/
8 
9 #ifndef _VARIABLE_ERROR_FLAG_H_
10 #define _VARIABLE_ERROR_FLAG_H_
11 
12 //
13 // Before EndOfDxe, the variable indicates the last boot variable error flag,
14 // then it means the last boot variable error flag must be got before EndOfDxe.
15 // After EndOfDxe, the variable indicates the current boot variable error flag,
16 // then it means the current boot variable error flag must be got after EndOfDxe.
17 //
18 // If the variable is not present, it has the same meaning with VAR_ERROR_FLAG_NO_ERROR.
19 //
20 #define VAR_ERROR_FLAG_NAME             L"VarErrorFlag"
21 
22 #define VAR_ERROR_FLAG_NO_ERROR         0xFF // 1111-1111
23 #define VAR_ERROR_FLAG_SYSTEM_ERROR     0xEF // 1110-1111
24 #define VAR_ERROR_FLAG_USER_ERROR       0xFE // 1111-1110
25 
26 typedef UINT8 VAR_ERROR_FLAG;
27 
28 #define EDKII_VAR_ERROR_FLAG_GUID { \
29   0x4b37fe8, 0xf6ae, 0x480b, { 0xbd, 0xd5, 0x37, 0xd9, 0x8c, 0x5e, 0x89, 0xaa } \
30 };
31 
32 extern EFI_GUID gEdkiiVarErrorFlagGuid;
33 
34 #endif
35 
36