3 Copyright (c) 2006 - 2007, Intel Corporation
4 All rights reserved. This program and the accompanying materials
5 are licensed and made available under the terms and conditions of the BSD License
6 which accompanies this distribution. The full text of the license may be found at
7 http://opensource.org/licenses/bsd-license.php
9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
24 // Statements that include other header files
28 // BugBug: We need relcate the head file.
30 #include <Common/Variable.h>
32 #define VARIABLE_RECLAIM_THRESHOLD (1024)
34 #define VARIABLE_STORE_SIZE (64 * 1024)
35 #define SCRATCH_SIZE (4 * 1024)
38 // Define GET_PAD_SIZE to optimize compiler
40 #if ((ALIGNMENT == 0) || (ALIGNMENT == 1))
41 #define GET_PAD_SIZE(a) (0)
43 #define GET_PAD_SIZE(a) (((~a) + 1) & (ALIGNMENT - 1))
46 #define GET_VARIABLE_NAME_PTR(a) (CHAR16 *) ((UINTN) (a) + sizeof (VARIABLE_HEADER))
51 } VARIABLE_POINTER_TYPE
;
54 VARIABLE_HEADER
*CurrPtr
;
55 VARIABLE_HEADER
*EndPtr
;
56 VARIABLE_HEADER
*StartPtr
;
58 } VARIABLE_POINTER_TRACK
;
61 EFI_PHYSICAL_ADDRESS VolatileVariableBase
;
62 EFI_PHYSICAL_ADDRESS NonVolatileVariableBase
;
63 EFI_LOCK VariableServicesLock
;
67 VARIABLE_GLOBAL VariableGlobal
[2];
68 UINTN VolatileLastVariableOffset
;
69 UINTN NonVolatileLastVariableOffset
;
71 } ESAL_VARIABLE_GLOBAL
;
73 extern ESAL_VARIABLE_GLOBAL
*mVariableModuleGlobal
;
80 VariableCommonInitialize (
81 IN EFI_HANDLE ImageHandle
,
82 IN EFI_SYSTEM_TABLE
*SystemTable
88 VariableServiceInitialize (
89 IN EFI_HANDLE ImageHandle
,
90 IN EFI_SYSTEM_TABLE
*SystemTable
96 VariableClassAddressChangeEvent (
105 IN CHAR16
*VariableName
,
106 IN EFI_GUID
* VendorGuid
,
107 OUT UINT32
*Attributes OPTIONAL
,
108 IN OUT UINTN
*DataSize
,
110 IN VARIABLE_GLOBAL
* Global
,
117 GetNextVariableName (
118 IN OUT UINTN
*VariableNameSize
,
119 IN OUT CHAR16
*VariableName
,
120 IN OUT EFI_GUID
*VendorGuid
,
121 IN VARIABLE_GLOBAL
*Global
,
129 IN CHAR16
*VariableName
,
130 IN EFI_GUID
*VendorGuid
,
131 IN UINT32 Attributes
,
134 IN VARIABLE_GLOBAL
*Global
,
135 IN UINTN
*VolatileOffset
,
136 IN UINTN
*NonVolatileOffset
,
144 IN UINT32 Attributes
,
145 OUT UINT64
*MaximumVariableStorageSize
,
146 OUT UINT64
*RemainingVariableStorageSize
,
147 OUT UINT64
*MaximumVariableSize
,
148 IN VARIABLE_GLOBAL
*Global
,