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8d3a5c82 | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006 - 2007, Intel Corporation\r | |
4 | All rights reserved. This program and the accompanying materials\r | |
5 | are licensed and made available under the terms and conditions of the BSD License\r | |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | Variable.h\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | --*/\r | |
19 | \r | |
20 | #ifndef _VARIABLE_H\r | |
21 | #define _VARIABLE_H\r | |
22 | \r | |
23 | #include <PiDxe.h>\r | |
24 | #include <Protocol/VariableWrite.h>\r | |
25 | #include <Protocol/FaultTolerantWriteLite.h>\r | |
26 | #include <Protocol/FirmwareVolumeBlock.h>\r | |
27 | #include <Protocol/Variable.h>\r | |
28 | #include <Library/PcdLib.h>\r | |
29 | #include <Library/UefiDriverEntryPoint.h>\r | |
30 | #include <Library/DxeServicesTableLib.h>\r | |
31 | #include <Library/UefiRuntimeLib.h>\r | |
32 | #include <Library/DebugLib.h>\r | |
33 | #include <Library/BaseMemoryLib.h>\r | |
34 | #include <Library/FvbServiceLib.h>\r | |
35 | #include <Library/UefiBootServicesTableLib.h>\r | |
36 | #include <Library/UefiLib.h>\r | |
37 | #include <Library/BaseLib.h>\r | |
38 | #include <Library/MemoryAllocationLib.h>\r | |
39 | #include <Library/HobLib.h>\r | |
052ad7e1 A |
40 | #include <Guid/VariableInfo.h>\r |
41 | #include <Guid/GlobalVariable.h>\r | |
3cfb790c | 42 | #include <VariableFormat.h>\r |
8d3a5c82 | 43 | \r |
052ad7e1 A |
44 | \r |
45 | \r | |
8d3a5c82 | 46 | #define VARIABLE_RECLAIM_THRESHOLD (1024)\r |
47 | \r | |
518d395c | 48 | #define VARIABLE_STORE_SIZE FixedPcdGet32(PcdVariableStoreSize)\r |
49 | #define SCRATCH_SIZE FixedPcdGet32(PcdMaxVariableSize)\r | |
8d3a5c82 | 50 | \r |
51 | //\r | |
52 | // Define GET_PAD_SIZE to optimize compiler\r | |
53 | //\r | |
54 | #if ((ALIGNMENT == 0) || (ALIGNMENT == 1))\r | |
55 | #define GET_PAD_SIZE(a) (0)\r | |
56 | #else\r | |
57 | #define GET_PAD_SIZE(a) (((~a) + 1) & (ALIGNMENT - 1))\r | |
58 | #endif\r | |
59 | \r | |
9cad030b | 60 | #define HEADER_ALIGN(Header) (((UINTN) (Header) + HEADER_ALIGNMENT - 1) & (~(HEADER_ALIGNMENT - 1)))\r |
61 | \r | |
ab5f0d6d | 62 | #define NAMESIZE_OF_VARIABLE(Variable) \\r |
63 | ((((Variable)->DataSize == (UINT32) -1) || \\r | |
64 | ((Variable)->Attributes == (UINT32) -1) || \\r | |
65 | ((Variable)->NameSize == (UINT32) -1)) ? \\r | |
66 | 0 : \\r | |
67 | (Variable)->NameSize \\r | |
68 | )\r | |
69 | \r | |
70 | #define DATASIZE_OF_VARIABLE(Variable) \\r | |
71 | ((((Variable)->DataSize == (UINT32) -1) || \\r | |
72 | ((Variable)->Attributes == (UINT32) -1) || \\r | |
73 | ((Variable)->NameSize == (UINT32) -1)) ? \\r | |
74 | 0 : \\r | |
75 | (Variable)->DataSize \\r | |
76 | )\r | |
77 | \r | |
8d3a5c82 | 78 | #define GET_VARIABLE_NAME_PTR(a) (CHAR16 *) ((UINTN) (a) + sizeof (VARIABLE_HEADER))\r |
79 | \r | |
8d3a5c82 | 80 | \r |
81 | typedef struct {\r | |
82 | VARIABLE_HEADER *CurrPtr;\r | |
83 | VARIABLE_HEADER *EndPtr;\r | |
84 | VARIABLE_HEADER *StartPtr;\r | |
85 | BOOLEAN Volatile;\r | |
86 | } VARIABLE_POINTER_TRACK;\r | |
87 | \r | |
88 | typedef struct {\r | |
89 | EFI_PHYSICAL_ADDRESS VolatileVariableBase;\r | |
90 | EFI_PHYSICAL_ADDRESS NonVolatileVariableBase;\r | |
91 | EFI_LOCK VariableServicesLock;\r | |
fdb7765f | 92 | UINT32 ReentrantState;\r |
8d3a5c82 | 93 | } VARIABLE_GLOBAL;\r |
94 | \r | |
95 | typedef struct {\r | |
052ad7e1 | 96 | VARIABLE_GLOBAL VariableGlobal;\r |
8d3a5c82 | 97 | UINTN VolatileLastVariableOffset;\r |
98 | UINTN NonVolatileLastVariableOffset;\r | |
99 | UINT32 FvbInstance;\r | |
052ad7e1 A |
100 | } VARIABLE_MODULE_GLOBAL;\r |
101 | \r | |
102 | typedef struct {\r | |
103 | EFI_GUID *Guid;\r | |
104 | CHAR16 *Name;\r | |
105 | UINT32 Attributes;\r | |
106 | UINTN DataSize;\r | |
107 | VOID *Data;\r | |
108 | } VARIABLE_CACHE_ENTRY;\r | |
8d3a5c82 | 109 | \r |
8d3a5c82 | 110 | \r |
111 | //\r | |
112 | // Functions\r | |
113 | //\r | |
8d3a5c82 | 114 | \r |
115 | EFI_STATUS\r | |
116 | EFIAPI\r | |
117 | VariableServiceInitialize (\r | |
118 | IN EFI_HANDLE ImageHandle,\r | |
119 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
120 | );\r | |
121 | \r | |
8d3a5c82 | 122 | \r |
123 | EFI_STATUS\r | |
124 | FtwVariableSpace (\r | |
125 | IN EFI_PHYSICAL_ADDRESS VariableBaseAddress,\r | |
126 | IN UINT8 *Buffer,\r | |
127 | IN UINTN BufferSize\r | |
128 | );\r | |
129 | \r | |
130 | #endif\r |