projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | |
| 60 | #define GET_VARIABLE_NAME_PTR(a) (CHAR16 *) ((UINTN) (a) + sizeof (VARIABLE_HEADER))\r | |
| 61 | \r | |
| 8d3a5c82 | 62 | \r |
| 63 | typedef struct {\r | |
| 64 | VARIABLE_HEADER *CurrPtr;\r | |
| 65 | VARIABLE_HEADER *EndPtr;\r | |
| 66 | VARIABLE_HEADER *StartPtr;\r | |
| 67 | BOOLEAN Volatile;\r | |
| 68 | } VARIABLE_POINTER_TRACK;\r | |
| 69 | \r | |
| 70 | typedef struct {\r | |
| 71 | EFI_PHYSICAL_ADDRESS VolatileVariableBase;\r | |
| 72 | EFI_PHYSICAL_ADDRESS NonVolatileVariableBase;\r | |
| 73 | EFI_LOCK VariableServicesLock;\r | |
| 74 | } VARIABLE_GLOBAL;\r | |
| 75 | \r | |
| 76 | typedef struct {\r | |
| 052ad7e1 | 77 | VARIABLE_GLOBAL VariableGlobal;\r |
| 8d3a5c82 | 78 | UINTN VolatileLastVariableOffset;\r |
| 79 | UINTN NonVolatileLastVariableOffset;\r | |
| 80 | UINT32 FvbInstance;\r | |
| 052ad7e1 A |
81 | } VARIABLE_MODULE_GLOBAL;\r |
| 82 | \r | |
| 83 | typedef struct {\r | |
| 84 | EFI_GUID *Guid;\r | |
| 85 | CHAR16 *Name;\r | |
| 86 | UINT32 Attributes;\r | |
| 87 | UINTN DataSize;\r | |
| 88 | VOID *Data;\r | |
| 89 | } VARIABLE_CACHE_ENTRY;\r | |
| 8d3a5c82 | 90 | \r |
| 8d3a5c82 | 91 | \r |
| 92 | //\r | |
| 93 | // Functions\r | |
| 94 | //\r | |
| 8d3a5c82 | 95 | \r |
| 96 | EFI_STATUS\r | |
| 97 | EFIAPI\r | |
| 98 | VariableServiceInitialize (\r | |
| 99 | IN EFI_HANDLE ImageHandle,\r | |
| 100 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
| 101 | );\r | |
| 102 | \r | |
| 8d3a5c82 | 103 | \r |
| 104 | EFI_STATUS\r | |
| 105 | FtwVariableSpace (\r | |
| 106 | IN EFI_PHYSICAL_ADDRESS VariableBaseAddress,\r | |
| 107 | IN UINT8 *Buffer,\r | |
| 108 | IN UINTN BufferSize\r | |
| 109 | );\r | |
| 110 | \r | |
| 111 | #endif\r |