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878ddf1f | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006, 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 | //\r | |
24 | // Statements that include other header files\r | |
25 | //\r | |
26 | \r | |
27 | //\r | |
28 | // BugBug: We need relcate the head file.\r | |
29 | // \r | |
30 | #include <Common/Variable.h>\r | |
31 | \r | |
32 | #if defined (MDE_CPU_IPF)\r | |
33 | #define ALIGNMENT 8\r | |
34 | #else\r | |
35 | #define ALIGNMENT 1\r | |
36 | #endif\r | |
37 | \r | |
38 | \r | |
39 | #define VARIABLE_STORE_SIZE (64 * 1024)\r | |
40 | #define SCRATCH_SIZE (4 * 1024)\r | |
41 | \r | |
42 | //\r | |
43 | // Define GET_PAD_SIZE to optimize compiler\r | |
44 | //\r | |
45 | #if ((ALIGNMENT == 0) || (ALIGNMENT == 1))\r | |
46 | #define GET_PAD_SIZE(a) (0)\r | |
47 | #else\r | |
48 | #define GET_PAD_SIZE(a) (((~a) + 1) & (ALIGNMENT - 1))\r | |
49 | #endif\r | |
50 | \r | |
51 | #define GET_VARIABLE_NAME_PTR(a) (CHAR16 *) ((UINTN) (a) + sizeof (VARIABLE_HEADER))\r | |
52 | \r | |
53 | typedef enum {\r | |
54 | Physical,\r | |
55 | Virtual\r | |
56 | } VARIABLE_POINTER_TYPE;\r | |
57 | \r | |
58 | typedef struct {\r | |
59 | VARIABLE_HEADER *CurrPtr;\r | |
60 | VARIABLE_HEADER *EndPtr;\r | |
61 | VARIABLE_HEADER *StartPtr;\r | |
62 | BOOLEAN Volatile;\r | |
63 | } VARIABLE_POINTER_TRACK;\r | |
64 | \r | |
65 | typedef struct {\r | |
66 | EFI_PHYSICAL_ADDRESS VolatileVariableBase;\r | |
67 | EFI_PHYSICAL_ADDRESS NonVolatileVariableBase;\r | |
68 | } VARIABLE_GLOBAL;\r | |
69 | \r | |
70 | typedef struct {\r | |
71 | VARIABLE_GLOBAL VariableBase[2];\r | |
72 | UINTN VolatileLastVariableOffset;\r | |
73 | UINTN NonVolatileLastVariableOffset;\r | |
74 | UINT32 FvbInstance;\r | |
75 | } ESAL_VARIABLE_GLOBAL;\r | |
76 | \r | |
92dda53e | 77 | extern ESAL_VARIABLE_GLOBAL *mVariableModuleGlobal;\r |
78 | \r | |
878ddf1f | 79 | //\r |
80 | // Functions\r | |
81 | //\r | |
82 | EFI_STATUS\r | |
83 | EFIAPI\r | |
84 | VariableCommonInitialize (\r | |
85 | IN EFI_HANDLE ImageHandle,\r | |
86 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
87 | )\r | |
88 | ;\r | |
89 | \r | |
90 | EFI_STATUS\r | |
91 | EFIAPI\r | |
92 | VariableServiceInitialize (\r | |
93 | IN EFI_HANDLE ImageHandle,\r | |
94 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
95 | )\r | |
96 | ;\r | |
97 | \r | |
98 | VOID\r | |
99 | EFIAPI\r | |
100 | VariableClassAddressChangeEvent (\r | |
101 | IN EFI_EVENT Event,\r | |
102 | IN VOID *Context\r | |
103 | )\r | |
104 | ;\r | |
105 | \r | |
106 | EFI_STATUS\r | |
107 | EFIAPI\r | |
108 | GetVariable (\r | |
109 | IN CHAR16 *VariableName,\r | |
110 | IN EFI_GUID * VendorGuid,\r | |
111 | OUT UINT32 *Attributes OPTIONAL,\r | |
112 | IN OUT UINTN *DataSize,\r | |
113 | OUT VOID *Data,\r | |
114 | IN VARIABLE_GLOBAL * Global,\r | |
115 | IN UINT32 Instance\r | |
116 | )\r | |
117 | ;\r | |
118 | \r | |
119 | EFI_STATUS\r | |
120 | EFIAPI\r | |
121 | GetNextVariableName (\r | |
122 | IN OUT UINTN *VariableNameSize,\r | |
123 | IN OUT CHAR16 *VariableName,\r | |
124 | IN OUT EFI_GUID *VendorGuid,\r | |
125 | IN VARIABLE_GLOBAL *Global,\r | |
126 | IN UINT32 Instance\r | |
127 | )\r | |
128 | ;\r | |
129 | \r | |
130 | EFI_STATUS\r | |
131 | EFIAPI\r | |
132 | SetVariable (\r | |
133 | IN CHAR16 *VariableName,\r | |
134 | IN EFI_GUID *VendorGuid,\r | |
135 | IN UINT32 Attributes,\r | |
136 | IN UINTN DataSize,\r | |
137 | IN VOID *Data,\r | |
138 | IN VARIABLE_GLOBAL *Global,\r | |
139 | IN UINTN *VolatileOffset,\r | |
140 | IN UINTN *NonVolatileOffset,\r | |
141 | IN UINT32 Instance\r | |
142 | )\r | |
143 | ;\r | |
144 | \r | |
045f4521 | 145 | #if (EFI_SPECIFICATION_VERSION >= 0x00020000)\r |
146 | EFI_STATUS\r | |
147 | EFIAPI\r | |
148 | QueryVariableInfo (\r | |
149 | IN UINT32 Attributes,\r | |
150 | OUT UINT64 *MaximumVariableStorageSize,\r | |
151 | OUT UINT64 *RemainingVariableStorageSize,\r | |
152 | OUT UINT64 *MaximumVariableSize,\r | |
153 | IN VARIABLE_GLOBAL *Global,\r | |
154 | IN UINT32 Instance\r | |
155 | )\r | |
156 | ;\r | |
157 | #endif\r | |
158 | \r | |
878ddf1f | 159 | #endif\r |