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 // ST - pointer to the EFI system table 29 // 30 31 EFI_SYSTEM_TABLE *ST; 32 33 // 34 // BS - pointer to the boot services table 35 // 36 37 EFI_BOOT_SERVICES *BS; 38 39 40 // 41 // Default pool allocation type 42 // 43 44 EFI_MEMORY_TYPE PoolAllocationType = EfiBootServicesData; 45 46 // 47 // Unicode collation functions that are in use 48 // 49 50 EFI_UNICODE_COLLATION_INTERFACE LibStubUnicodeInterface = { 51 LibStubStriCmp, 52 LibStubMetaiMatch, 53 LibStubStrLwrUpr, 54 LibStubStrLwrUpr, 55 NULL, // FatToStr 56 NULL, // StrToFat 57 NULL // SupportedLanguages 58 }; 59 60 EFI_UNICODE_COLLATION_INTERFACE *UnicodeInterface = &LibStubUnicodeInterface; 61 62 // 63 // Root device path 64 // 65 66 EFI_DEVICE_PATH RootDevicePath[] = { 67 {END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH,0}} 68 }; 69 70 EFI_DEVICE_PATH EndDevicePath[] = { 71 {END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH, 0}} 72 }; 73 74 EFI_DEVICE_PATH EndInstanceDevicePath[] = { 75 {END_DEVICE_PATH_TYPE, END_INSTANCE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH, 0}} 76 }; 77 78 79 // 80 // EFI IDs 81 // 82 83 EFI_GUID EfiGlobalVariable = EFI_GLOBAL_VARIABLE; 84 EFI_GUID NullGuid = { 0,0,0,{0,0,0,0,0,0,0,0} }; 85 86 // 87 // Protocol IDs 88 // 89 90 EFI_GUID DevicePathProtocol = DEVICE_PATH_PROTOCOL; 91 EFI_GUID LoadedImageProtocol = LOADED_IMAGE_PROTOCOL; 92 EFI_GUID TextInProtocol = SIMPLE_TEXT_INPUT_PROTOCOL; 93 EFI_GUID TextOutProtocol = SIMPLE_TEXT_OUTPUT_PROTOCOL; 94 EFI_GUID BlockIoProtocol = BLOCK_IO_PROTOCOL; 95 EFI_GUID DiskIoProtocol = DISK_IO_PROTOCOL; 96 EFI_GUID FileSystemProtocol = SIMPLE_FILE_SYSTEM_PROTOCOL; 97 EFI_GUID LoadFileProtocol = LOAD_FILE_PROTOCOL; 98 EFI_GUID DeviceIoProtocol = DEVICE_IO_PROTOCOL; 99 EFI_GUID UnicodeCollationProtocol = UNICODE_COLLATION_PROTOCOL; 100 EFI_GUID SerialIoProtocol = SERIAL_IO_PROTOCOL; 101 EFI_GUID SimpleNetworkProtocol = EFI_SIMPLE_NETWORK_PROTOCOL; 102 EFI_GUID PxeBaseCodeProtocol = EFI_PXE_BASE_CODE_PROTOCOL; 103 EFI_GUID PxeCallbackProtocol = EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL; 104 EFI_GUID NetworkInterfaceIdentifierProtocol = EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL; 105 EFI_GUID UiProtocol = EFI_UI_PROTOCOL; 106 EFI_GUID PciIoProtocol = EFI_PCI_IO_PROTOCOL; 107 EFI_GUID DriverBindingProtocol = DRIVER_BINDING_PROTOCOL; 108 EFI_GUID ComponentNameProtocol = COMPONENT_NAME_PROTOCOL; 109 EFI_GUID ComponentName2Protocol = COMPONENT_NAME2_PROTOCOL; 110 EFI_GUID HashProtocol = HASH_PROTOCOL; 111 EFI_GUID PlatformDriverOverrideProtocol = EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL_GUID; 112 EFI_GUID BusSpecificDriverOverrideProtocol = EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL_GUID; 113 EFI_GUID DriverFamilyOverrideProtocol = EFI_DRIVER_FAMILY_OVERRIDE_PROTOCOL_GUID; 114 115 // 116 // File system information IDs 117 // 118 119 EFI_GUID GenericFileInfo = EFI_FILE_INFO_ID; 120 EFI_GUID FileSystemInfo = EFI_FILE_SYSTEM_INFO_ID; 121 EFI_GUID FileSystemVolumeLabelInfo = EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID; 122 123 // 124 // Reference implementation public protocol IDs 125 // 126 127 EFI_GUID InternalShellProtocol = INTERNAL_SHELL_GUID; 128 EFI_GUID VariableStoreProtocol = VARIABLE_STORE_PROTOCOL; 129 EFI_GUID LegacyBootProtocol = LEGACY_BOOT_PROTOCOL; 130 EFI_GUID VgaClassProtocol = VGA_CLASS_DRIVER_PROTOCOL; 131 132 EFI_GUID TextOutSpliterProtocol = TEXT_OUT_SPLITER_PROTOCOL; 133 EFI_GUID ErrorOutSpliterProtocol = ERROR_OUT_SPLITER_PROTOCOL; 134 EFI_GUID TextInSpliterProtocol = TEXT_IN_SPLITER_PROTOCOL; 135 /* Added for GOP support */ 136 EFI_GUID GraphicsOutputProtocol = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID; 137 138 EFI_GUID AdapterDebugProtocol = ADAPTER_DEBUG_PROTOCOL; 139 140 // 141 // Device path media protocol IDs 142 // 143 EFI_GUID PcAnsiProtocol = DEVICE_PATH_MESSAGING_PC_ANSI; 144 EFI_GUID Vt100Protocol = DEVICE_PATH_MESSAGING_VT_100; 145 146 // 147 // EFI GPT Partition Type GUIDs 148 // 149 EFI_GUID EfiPartTypeSystemPartitionGuid = EFI_PART_TYPE_EFI_SYSTEM_PART_GUID; 150 EFI_GUID EfiPartTypeLegacyMbrGuid = EFI_PART_TYPE_LEGACY_MBR_GUID; 151 152 153 // 154 // Reference implementation Vendor Device Path Guids 155 // 156 EFI_GUID UnknownDevice = UNKNOWN_DEVICE_GUID; 157 158 // 159 // Configuration Table GUIDs 160 // 161 162 EFI_GUID MpsTableGuid = MPS_TABLE_GUID; 163 EFI_GUID AcpiTableGuid = ACPI_TABLE_GUID; 164 EFI_GUID SMBIOSTableGuid = SMBIOS_TABLE_GUID; 165 EFI_GUID SalSystemTableGuid = SAL_SYSTEM_TABLE_GUID; 166 167 // 168 // Network protocol GUIDs 169 // 170 EFI_GUID Ip4ServiceBindingProtocol = EFI_IP4_SERVICE_BINDING_PROTOCOL; 171 EFI_GUID Ip4Protocol = EFI_IP4_PROTOCOL; 172 EFI_GUID Udp4ServiceBindingProtocol = EFI_UDP4_SERVICE_BINDING_PROTOCOL; 173 EFI_GUID Udp4Protocol = EFI_UDP4_PROTOCOL; 174 EFI_GUID Tcp4ServiceBindingProtocol = EFI_TCP4_SERVICE_BINDING_PROTOCOL; 175 EFI_GUID Tcp4Protocol = EFI_TCP4_PROTOCOL; 176 177 // 178 // Pointer protocol GUIDs 179 // 180 EFI_GUID SimplePointerProtocol = EFI_SIMPLE_POINTER_PROTOCOL_GUID; 181 EFI_GUID AbsolutePointerProtocol = EFI_ABSOLUTE_POINTER_PROTOCOL_GUID; 182 183