1 /** @file 2 Guid for Pcd DataBase Signature. 3 4 Copyright (c) 2012 - 2015, Intel Corporation. All rights reserved.<BR> 5 This program and the accompanying materials are licensed and made available under 6 the terms and conditions of the BSD License that accompanies this distribution. 7 The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php. 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 **/ 14 15 #ifndef _PCD_DATABASE_SIGNATURE_GUID_H_ 16 #define _PCD_DATABASE_SIGNATURE_GUID_H_ 17 18 #define PCD_DATA_BASE_SIGNATURE_GUID \ 19 { 0x3c7d193c, 0x682c, 0x4c14, { 0xa6, 0x8f, 0x55, 0x2d, 0xea, 0x4f, 0x43, 0x7e } } 20 21 extern EFI_GUID gPcdDataBaseSignatureGuid; 22 23 // 24 // Common definitions 25 // 26 typedef UINT8 SKU_ID; 27 28 #define PCD_TYPE_SHIFT 28 29 30 #define PCD_TYPE_DATA (0x0U << PCD_TYPE_SHIFT) 31 #define PCD_TYPE_HII (0x8U << PCD_TYPE_SHIFT) 32 #define PCD_TYPE_VPD (0x4U << PCD_TYPE_SHIFT) 33 #define PCD_TYPE_SKU_ENABLED (0x2U << PCD_TYPE_SHIFT) 34 #define PCD_TYPE_STRING (0x1U << PCD_TYPE_SHIFT) 35 36 #define PCD_TYPE_ALL_SET (PCD_TYPE_DATA | PCD_TYPE_HII | PCD_TYPE_VPD | PCD_TYPE_SKU_ENABLED | PCD_TYPE_STRING) 37 38 #define PCD_DATUM_TYPE_SHIFT 24 39 40 #define PCD_DATUM_TYPE_POINTER (0x0U << PCD_DATUM_TYPE_SHIFT) 41 #define PCD_DATUM_TYPE_UINT8 (0x1U << PCD_DATUM_TYPE_SHIFT) 42 #define PCD_DATUM_TYPE_UINT16 (0x2U << PCD_DATUM_TYPE_SHIFT) 43 #define PCD_DATUM_TYPE_UINT32 (0x4U << PCD_DATUM_TYPE_SHIFT) 44 #define PCD_DATUM_TYPE_UINT64 (0x8U << PCD_DATUM_TYPE_SHIFT) 45 46 #define PCD_DATUM_TYPE_ALL_SET (PCD_DATUM_TYPE_POINTER | \ 47 PCD_DATUM_TYPE_UINT8 | \ 48 PCD_DATUM_TYPE_UINT16 | \ 49 PCD_DATUM_TYPE_UINT32 | \ 50 PCD_DATUM_TYPE_UINT64) 51 52 #define PCD_DATUM_TYPE_SHIFT2 20 53 54 #define PCD_DATUM_TYPE_UINT8_BOOLEAN (0x1U << PCD_DATUM_TYPE_SHIFT2) 55 56 #define PCD_DATABASE_OFFSET_MASK (~(PCD_TYPE_ALL_SET | PCD_DATUM_TYPE_ALL_SET | PCD_DATUM_TYPE_UINT8_BOOLEAN)) 57 58 typedef struct { 59 UINT32 ExTokenNumber; 60 UINT16 TokenNumber; // Token Number for Dynamic-Ex PCD. 61 UINT16 ExGuidIndex; // Index of GuidTable in units of GUID. 62 } DYNAMICEX_MAPPING; 63 64 typedef struct { 65 UINT32 SkuDataStartOffset; // Offset(with TYPE info) from the PCD_DB. 66 UINT32 SkuIdTableOffset; // Offset from the PCD_DB. 67 } SKU_HEAD; 68 69 typedef struct { 70 UINT32 StringIndex; // Offset in String Table in units of UINT8. 71 UINT32 DefaultValueOffset; // Offset of the Default Value. 72 UINT16 GuidTableIndex; // Offset in Guid Table in units of GUID. 73 UINT16 Offset; // Offset in Variable. 74 UINT32 Attributes; // Variable attributes. 75 UINT16 Property; // Variable property. 76 UINT16 Reserved; 77 } VARIABLE_HEAD; 78 79 typedef struct { 80 UINT32 Offset; 81 } VPD_HEAD; 82 83 typedef UINT32 STRING_HEAD; 84 85 typedef UINT16 SIZE_INFO; 86 87 typedef struct { 88 UINT32 TokenSpaceCNameIndex; // Offset in String Table in units of UINT8. 89 UINT32 PcdCNameIndex; // Offset in String Table in units of UINT8. 90 } PCD_NAME_INDEX; 91 92 typedef UINT32 TABLE_OFFSET; 93 94 typedef struct { 95 GUID Signature; // PcdDataBaseGuid. 96 UINT32 BuildVersion; 97 UINT32 Length; 98 UINT32 UninitDataBaseSize; // Total size for PCD those default value with 0. 99 TABLE_OFFSET LocalTokenNumberTableOffset; 100 TABLE_OFFSET ExMapTableOffset; 101 TABLE_OFFSET GuidTableOffset; 102 TABLE_OFFSET StringTableOffset; 103 TABLE_OFFSET SizeTableOffset; 104 TABLE_OFFSET SkuIdTableOffset; 105 TABLE_OFFSET PcdNameTableOffset; 106 UINT16 LocalTokenCount; // LOCAL_TOKEN_NUMBER for all. 107 UINT16 ExTokenCount; // EX_TOKEN_NUMBER for DynamicEx. 108 UINT16 GuidTableCount; // The Number of Guid in GuidTable. 109 SKU_ID SystemSkuId; // Current SkuId value. 110 UINT8 Pad; // Pad bytes to satisfy the alignment. 111 112 // 113 // Default initialized external PCD database binary structure 114 // 115 // Padding is needed to keep necessary alignment 116 // 117 //UINT64 ValueUint64[]; 118 //UINT32 ValueUint32[]; 119 //VPD_HEAD VpdHead[]; // VPD Offset 120 //DYNAMICEX_MAPPING ExMapTable[]; // DynamicEx PCD mapped to LocalIndex in LocalTokenNumberTable. It can be accessed by the ExMapTableOffset. 121 //UINT32 LocalTokenNumberTable[]; // Offset | DataType | PCD Type. It can be accessed by LocalTokenNumberTableOffset. 122 //GUID GuidTable[]; // GUID for DynamicEx and HII PCD variable Guid. It can be accessed by the GuidTableOffset. 123 //STRING_HEAD StringHead[]; // String PCD 124 //PCD_NAME_INDEX PcdNameTable[]; // PCD name index info. It can be accessed by the PcdNameTableOffset. 125 //VARIABLE_HEAD VariableHead[]; // HII PCD 126 //SKU_HEAD SkuHead[]; // Store SKU info for each PCD with SKU enable. 127 //UINT8 StringTable[]; // String for String PCD value and HII PCD Variable Name. It can be accessed by StringTableOffset. 128 //SIZE_INFO SizeTable[]; // MaxSize and CurSize for String PCD. It can be accessed by SizeTableOffset. 129 //UINT16 ValueUint16[]; 130 //UINT8 ValueUint8[]; 131 //BOOLEAN ValueBoolean[]; 132 //UINT8 SkuIdTable[]; // SkuIds system supports. 133 //UINT8 SkuIndexTable[]; // SkuIds for each PCD with SKU enable. 134 135 } PCD_DATABASE_INIT; 136 137 // 138 // PEI and DXE Pcd driver use the same PCD database 139 // 140 typedef PCD_DATABASE_INIT PEI_PCD_DATABASE; 141 typedef PCD_DATABASE_INIT DXE_PCD_DATABASE; 142 143 144 typedef struct { 145 PEI_PCD_DATABASE *PeiDb; 146 DXE_PCD_DATABASE *DxeDb; 147 } PCD_DATABASE; 148 149 150 #endif 151
