| | 1 | /**@file\r |
| | 2 | Header file for EFI Variable Services.\r |
| | 3 | \r |
| | 4 | Copyright (c) 2006 - 2007 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 | **/\r |
| | 14 | \r |
| | 15 | #ifndef __VARIABLE_FORMAT_H__\r |
| | 16 | #define __VARIABLE_FORMAT_H__\r |
| | 17 | \r |
| | 18 | #define VARIABLE_STORE_SIGNATURE EFI_SIGNATURE_32 ('$', 'V', 'S', 'S')\r |
| | 19 | \r |
| | 20 | #define MAX_VARIABLE_SIZE 1024\r |
| | 21 | \r |
| | 22 | //\r |
| | 23 | // Enlarges the hardware error record maximum variable size to 32K bytes\r |
| | 24 | //\r |
| | 25 | #define MAX_HARDWARE_ERROR_VARIABLE_SIZE 0x8000\r |
| | 26 | \r |
| | 27 | #define VARIABLE_DATA 0x55AA\r |
| | 28 | \r |
| | 29 | //\r |
| | 30 | // Variable Store Header flags\r |
| | 31 | //\r |
| | 32 | #define VARIABLE_STORE_FORMATTED 0x5a\r |
| | 33 | #define VARIABLE_STORE_HEALTHY 0xfe\r |
| | 34 | \r |
| | 35 | //\r |
| | 36 | // The alignment of variable's start offset.\r |
| | 37 | // For IA32/X64 architecture, the alignment is set to 1, and\r |
| | 38 | // 8 is for IPF archtecture.\r |
| | 39 | //\r |
| | 40 | #if defined (MDE_CPU_IPF)\r |
| | 41 | #define ALIGNMENT 8\r |
| | 42 | #else\r |
| | 43 | #define ALIGNMENT 1\r |
| | 44 | #endif\r |
| | 45 | \r |
| | 46 | //\r |
| | 47 | // Variable Store Status\r |
| | 48 | //\r |
| | 49 | typedef enum {\r |
| | 50 | EfiRaw,\r |
| | 51 | EfiValid,\r |
| | 52 | EfiInvalid,\r |
| | 53 | EfiUnknown\r |
| | 54 | } VARIABLE_STORE_STATUS;\r |
| | 55 | \r |
| | 56 | //\r |
| | 57 | // Variable State flags\r |
| | 58 | //\r |
| | 59 | #define VAR_IN_DELETED_TRANSITION 0xfe // Variable is in obsolete transistion\r |
| | 60 | #define VAR_DELETED 0xfd // Variable is obsolete\r |
| | 61 | #define VAR_ADDED 0x7f // Variable has been completely added\r |
| | 62 | #define IS_VARIABLE_STATE(_c, _Mask) (BOOLEAN) (((~_c) & (~_Mask)) != 0)\r |
| | 63 | \r |
| | 64 | #pragma pack(1)\r |
| | 65 | \r |
| | 66 | typedef struct {\r |
| | 67 | UINT32 Signature;\r |
| | 68 | UINT32 Size;\r |
| | 69 | UINT8 Format;\r |
| | 70 | UINT8 State;\r |
| | 71 | UINT16 Reserved;\r |
| | 72 | UINT32 Reserved1;\r |
| | 73 | } VARIABLE_STORE_HEADER;\r |
| | 74 | \r |
| | 75 | typedef struct {\r |
| | 76 | UINT16 StartId;\r |
| | 77 | UINT8 State;\r |
| | 78 | UINT8 Reserved;\r |
| | 79 | UINT32 Attributes;\r |
| | 80 | UINT32 NameSize;\r |
| | 81 | UINT32 DataSize;\r |
| | 82 | EFI_GUID VendorGuid;\r |
| | 83 | } VARIABLE_HEADER;\r |
| | 84 | \r |
| | 85 | #pragma pack()\r |
| | 86 | \r |
| | 87 | #endif // _EFI_VARIABLE_H_\r |
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