1 /*++ 2 3 Copyright (c) 1998 Intel Corporation 4 5 Module Name: 6 7 data.c 8 9 Abstract: 10 11 EFI library global data 12 13 14 15 Revision History 16 17 --*/ 18 19 #include "lib.h" 20 21 // 22 // LibInitialized - TRUE once InitializeLib() is called for the first time 23 // 24 25 BOOLEAN LibInitialized = FALSE; 26 27 // 28 // ImageHandle - Current ImageHandle, as passed to InitializeLib 29 // 30 EFI_HANDLE LibImageHandle; 31 32 // 33 // ST - pointer to the EFI system table 34 // 35 36 EFI_SYSTEM_TABLE *ST; 37 38 // 39 // BS - pointer to the boot services table 40 // 41 42 EFI_BOOT_SERVICES *BS; 43 44 45 // 46 // Default pool allocation type 47 // 48 49 EFI_MEMORY_TYPE PoolAllocationType = EfiBootServicesData; 50 51 // 52 // Unicode collation functions that are in use 53 // 54 55 EFI_UNICODE_COLLATION_INTERFACE LibStubUnicodeInterface = { 56 LibStubStriCmp, 57 LibStubMetaiMatch, 58 LibStubStrLwrUpr, 59 LibStubStrLwrUpr, 60 NULL, // FatToStr 61 NULL, // StrToFat 62 NULL // SupportedLanguages 63 }; 64 65 EFI_UNICODE_COLLATION_INTERFACE *UnicodeInterface = &LibStubUnicodeInterface; 66 67 // 68 // Root device path 69 // 70 71 EFI_DEVICE_PATH RootDevicePath[] = { 72 {END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH,0}} 73 }; 74 75 EFI_DEVICE_PATH EndDevicePath[] = { 76 {END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH, 0}} 77 }; 78 79 EFI_DEVICE_PATH EndInstanceDevicePath[] = { 80 {END_DEVICE_PATH_TYPE, END_INSTANCE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH, 0}} 81 }; 82 83 84 // 85 // EFI IDs 86 // 87 88 EFI_GUID gEfiGlobalVariableGuid = EFI_GLOBAL_VARIABLE; 89 EFI_GUID NullGuid = { 0,0,0,{0,0,0,0,0,0,0,0} }; 90 91 // 92 // Protocol IDs 93 // 94 95 EFI_GUID gEfiDevicePathProtocolGuid = EFI_DEVICE_PATH_PROTOCOL_GUID; 96 EFI_GUID gEfiDevicePathToTextProtocolGuid = EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID; 97 EFI_GUID gEfiDevicePathFromTextProtocolGuid = EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL_GUID; 98 EFI_GUID gEfiLoadedImageProtocolGuid = EFI_LOADED_IMAGE_PROTOCOL_GUID; 99 EFI_GUID gEfiSimpleTextInProtocolGuid = EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID; 100 EFI_GUID gEfiSimpleTextOutProtocolGuid = EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID; 101 EFI_GUID gEfiBlockIoProtocolGuid = EFI_BLOCK_IO_PROTOCOL_GUID; 102 EFI_GUID gEfiBlockIo2ProtocolGuid = EFI_BLOCK_IO2_PROTOCOL_GUID; 103 EFI_GUID gEfiDiskIoProtocolGuid = EFI_DISK_IO_PROTOCOL_GUID; 104 EFI_GUID gEfiDiskIo2ProtocolGuid = EFI_DISK_IO2_PROTOCOL_GUID; 105 EFI_GUID gEfiSimpleFileSystemProtocolGuid = EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID; 106 EFI_GUID gEfiLoadFileProtocolGuid = EFI_LOAD_FILE_PROTOCOL_GUID; 107 EFI_GUID gEfiDeviceIoProtocolGuid = EFI_DEVICE_IO_PROTOCOL_GUID; 108 EFI_GUID gEfiUnicodeCollationProtocolGuid = EFI_UNICODE_COLLATION_PROTOCOL_GUID; 109 EFI_GUID gEfiSerialIoProtocolGuid = EFI_SERIAL_IO_PROTOCOL_GUID; 110 EFI_GUID gEfiSimpleNetworkProtocolGuid = EFI_SIMPLE_NETWORK_PROTOCOL_GUID; 111 EFI_GUID gEfiPxeBaseCodeProtocolGuid = EFI_PXE_BASE_CODE_PROTOCOL_GUID; 112 EFI_GUID gEfiPxeBaseCodeCallbackProtocolGuid = EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL_GUID; 113 EFI_GUID gEfiNetworkInterfaceIdentifierProtocolGuid = EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL_GUID; 114 EFI_GUID gEFiUiInterfaceProtocolGuid = EFI_UI_INTERFACE_PROTOCOL_GUID; 115 EFI_GUID gEfiPciIoProtocolGuid = EFI_PCI_IO_PROTOCOL_GUID; 116 EFI_GUID gEfiPciRootBridgeIoProtocolGuid = EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_GUID; 117 EFI_GUID gEfiDriverBindingProtocolGuid = EFI_DRIVER_BINDING_PROTOCOL_GUID; 118 EFI_GUID gEfiComponentNameProtocolGuid = EFI_COMPONENT_NAME_PROTOCOL_GUID; 119 EFI_GUID gEfiComponentName2ProtocolGuid = EFI_COMPONENT_NAME2_PROTOCOL_GUID; 120 EFI_GUID gEfiHashProtocolGuid = EFI_HASH_PROTOCOL_GUID; 121 EFI_GUID gEfiPlatformDriverOverrideProtocolGuid = EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL_GUID; 122 EFI_GUID gEfiBusSpecificDriverOverrideProtocolGuid = EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL_GUID; 123 EFI_GUID gEfiDriverFamilyOverrideProtocolGuid = EFI_DRIVER_FAMILY_OVERRIDE_PROTOCOL_GUID; 124 EFI_GUID gEfiEbcProtocolGuid = EFI_EBC_PROTOCOL_GUID; 125 126 // 127 // File system information IDs 128 // 129 130 EFI_GUID gEfiFileInfoGuid = EFI_FILE_INFO_ID; 131 EFI_GUID gEfiFileSystemInfoGuid = EFI_FILE_SYSTEM_INFO_ID; 132 EFI_GUID gEfiFileSystemVolumeLabelInfoIdGuid = EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID; 133 134 // 135 // Reference implementation public protocol IDs 136 // 137 138 EFI_GUID InternalShellProtocol = INTERNAL_SHELL_GUID; 139 EFI_GUID VariableStoreProtocol = VARIABLE_STORE_PROTOCOL; 140 EFI_GUID LegacyBootProtocol = LEGACY_BOOT_PROTOCOL; 141 EFI_GUID VgaClassProtocol = VGA_CLASS_DRIVER_PROTOCOL; 142 143 EFI_GUID TextOutSpliterProtocol = TEXT_OUT_SPLITER_PROTOCOL; 144 EFI_GUID ErrorOutSpliterProtocol = ERROR_OUT_SPLITER_PROTOCOL; 145 EFI_GUID TextInSpliterProtocol = TEXT_IN_SPLITER_PROTOCOL; 146 /* Added for GOP support */ 147 EFI_GUID gEfiGraphicsOutputProtocolGuid = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID; 148 EFI_GUID gEfiEdidDiscoveredProtocolGuid = EFI_EDID_DISCOVERED_PROTOCOL_GUID; 149 EFI_GUID gEfiEdidActiveProtocolGuid = EFI_EDID_ACTIVE_PROTOCOL_GUID; 150 EFI_GUID gEfiEdidOverrideProtocolGuid = EFI_EDID_OVERRIDE_PROTOCOL_GUID; 151 152 EFI_GUID AdapterDebugProtocol = ADAPTER_DEBUG_PROTOCOL; 153 154 // 155 // Device path media protocol IDs 156 // 157 EFI_GUID gEfiPcAnsiGuid = EFI_PC_ANSI_GUID; 158 EFI_GUID gEfiVT100Guid = EFI_VT_100_GUID; 159 EFI_GUID gEfiVT100PlusGuid = EFI_VT_100_PLUS_GUID; 160 EFI_GUID gEfiVTUTF8Guid = EFI_VT_UTF8_GUID; 161 162 // 163 // EFI GPT Partition Type GUIDs 164 // 165 EFI_GUID EfiPartTypeSystemPartitionGuid = EFI_PART_TYPE_EFI_SYSTEM_PART_GUID; 166 EFI_GUID EfiPartTypeLegacyMbrGuid = EFI_PART_TYPE_LEGACY_MBR_GUID; 167 168 169 // 170 // Reference implementation Vendor Device Path Guids 171 // 172 EFI_GUID UnknownDevice = UNKNOWN_DEVICE_GUID; 173 174 // 175 // Configuration Table GUIDs 176 // 177 178 EFI_GUID MpsTableGuid = MPS_TABLE_GUID; 179 EFI_GUID AcpiTableGuid = ACPI_TABLE_GUID; 180 EFI_GUID SMBIOSTableGuid = SMBIOS_TABLE_GUID; 181 EFI_GUID SMBIOS3TableGuid = SMBIOS3_TABLE_GUID; 182 EFI_GUID SalSystemTableGuid = SAL_SYSTEM_TABLE_GUID; 183 184 // 185 // Network protocol GUIDs 186 // 187 EFI_GUID Ip4ServiceBindingProtocol = EFI_IP4_SERVICE_BINDING_PROTOCOL; 188 EFI_GUID Ip4Protocol = EFI_IP4_PROTOCOL; 189 EFI_GUID Udp4ServiceBindingProtocol = EFI_UDP4_SERVICE_BINDING_PROTOCOL; 190 EFI_GUID Udp4Protocol = EFI_UDP4_PROTOCOL; 191 EFI_GUID Tcp4ServiceBindingProtocol = EFI_TCP4_SERVICE_BINDING_PROTOCOL; 192 EFI_GUID Tcp4Protocol = EFI_TCP4_PROTOCOL; 193 194 // 195 // Pointer protocol GUIDs 196 // 197 EFI_GUID SimplePointerProtocol = EFI_SIMPLE_POINTER_PROTOCOL_GUID; 198 EFI_GUID AbsolutePointerProtocol = EFI_ABSOLUTE_POINTER_PROTOCOL_GUID; 199 200 // 201 // Debugger protocol GUIDs 202 // 203 EFI_GUID gEfiDebugImageInfoTableGuid = EFI_DEBUG_IMAGE_INFO_TABLE_GUID; 204 EFI_GUID gEfiDebugSupportProtocolGuid = EFI_DEBUG_SUPPORT_PROTOCOL_GUID; 205 206 // 207 // Console extension protocol GUIDs 208 // 209 EFI_GUID SimpleTextInputExProtocol = EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL_GUID; 210