3 The internal header file includes the common header files, defines
4 internal structure and functions used by RuntimeVariable module.
6 Copyright (c) 2006 - 2008, Intel Corporation
7 All rights reserved. This program and the accompanying materials
8 are licensed and made available under the terms and conditions of the BSD License
9 which accompanies this distribution. The full text of the license may be found at
10 http://opensource.org/licenses/bsd-license.php
12 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
13 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
21 #include <Protocol/VariableWrite.h>
22 #include <Protocol/FaultTolerantWriteLite.h>
23 #include <Protocol/FirmwareVolumeBlock.h>
24 #include <Protocol/Variable.h>
25 #include <Library/PcdLib.h>
26 #include <Library/UefiDriverEntryPoint.h>
27 #include <Library/DxeServicesTableLib.h>
28 #include <Library/UefiRuntimeLib.h>
29 #include <Library/DebugLib.h>
30 #include <Library/BaseMemoryLib.h>
31 #include <Library/FvbServiceLib.h>
32 #include <Library/UefiBootServicesTableLib.h>
33 #include <Library/UefiLib.h>
34 #include <Library/BaseLib.h>
35 #include <Library/MemoryAllocationLib.h>
36 #include <Library/HobLib.h>
37 #include <Guid/VariableInfo.h>
38 #include <Guid/GlobalVariable.h>
39 #include <VariableFormat.h>
43 #define VARIABLE_RECLAIM_THRESHOLD (1024)
45 #define VARIABLE_STORE_SIZE FixedPcdGet32(PcdVariableStoreSize)
46 #define SCRATCH_SIZE FixedPcdGet32(PcdMaxVariableSize)
49 // Define GET_PAD_SIZE to optimize compiler
51 #if ((ALIGNMENT == 0) || (ALIGNMENT == 1))
52 #define GET_PAD_SIZE(a) (0)
54 #define GET_PAD_SIZE(a) (((~a) + 1) & (ALIGNMENT - 1))
57 #define HEADER_ALIGN(Header) (((UINTN) (Header) + HEADER_ALIGNMENT - 1) & (~(HEADER_ALIGNMENT - 1)))
61 VARIABLE_HEADER
*CurrPtr
;
62 VARIABLE_HEADER
*EndPtr
;
63 VARIABLE_HEADER
*StartPtr
;
65 } VARIABLE_POINTER_TRACK
;
68 EFI_PHYSICAL_ADDRESS VolatileVariableBase
;
69 EFI_PHYSICAL_ADDRESS NonVolatileVariableBase
;
70 EFI_LOCK VariableServicesLock
;
71 UINT32 ReentrantState
;
75 VARIABLE_GLOBAL VariableGlobal
;
76 UINTN VolatileLastVariableOffset
;
77 UINTN NonVolatileLastVariableOffset
;
79 } VARIABLE_MODULE_GLOBAL
;
87 } VARIABLE_CACHE_ENTRY
;
96 VariableServiceInitialize (
97 IN EFI_HANDLE ImageHandle
,
98 IN EFI_SYSTEM_TABLE
*SystemTable
104 IN EFI_PHYSICAL_ADDRESS VariableBaseAddress
,