1530d68baSNigel Croxon /*++ 2530d68baSNigel Croxon 3530d68baSNigel Croxon Copyright (c) 1998 Intel Corporation 4530d68baSNigel Croxon 5530d68baSNigel Croxon Module Name: 6530d68baSNigel Croxon 7530d68baSNigel Croxon data.c 8530d68baSNigel Croxon 9530d68baSNigel Croxon Abstract: 10530d68baSNigel Croxon 11530d68baSNigel Croxon EFI library global data 12530d68baSNigel Croxon 13530d68baSNigel Croxon 14530d68baSNigel Croxon 15530d68baSNigel Croxon Revision History 16530d68baSNigel Croxon 17530d68baSNigel Croxon --*/ 18530d68baSNigel Croxon 19530d68baSNigel Croxon #include "lib.h" 20530d68baSNigel Croxon 21530d68baSNigel Croxon // 22530d68baSNigel Croxon // LibInitialized - TRUE once InitializeLib() is called for the first time 23530d68baSNigel Croxon // 24530d68baSNigel Croxon 25530d68baSNigel Croxon BOOLEAN LibInitialized = FALSE; 26530d68baSNigel Croxon 27530d68baSNigel Croxon // 28*3f8935c3SNigel Croxon // ImageHandle - Current ImageHandle, as passed to InitializeLib 29*3f8935c3SNigel Croxon // 30*3f8935c3SNigel Croxon EFI_HANDLE LibImageHandle; 31*3f8935c3SNigel Croxon 32*3f8935c3SNigel Croxon // 33530d68baSNigel Croxon // ST - pointer to the EFI system table 34530d68baSNigel Croxon // 35530d68baSNigel Croxon 36530d68baSNigel Croxon EFI_SYSTEM_TABLE *ST; 37530d68baSNigel Croxon 38530d68baSNigel Croxon // 39530d68baSNigel Croxon // BS - pointer to the boot services table 40530d68baSNigel Croxon // 41530d68baSNigel Croxon 42530d68baSNigel Croxon EFI_BOOT_SERVICES *BS; 43530d68baSNigel Croxon 44530d68baSNigel Croxon 45530d68baSNigel Croxon // 46530d68baSNigel Croxon // Default pool allocation type 47530d68baSNigel Croxon // 48530d68baSNigel Croxon 49530d68baSNigel Croxon EFI_MEMORY_TYPE PoolAllocationType = EfiBootServicesData; 50530d68baSNigel Croxon 51530d68baSNigel Croxon // 52530d68baSNigel Croxon // Unicode collation functions that are in use 53530d68baSNigel Croxon // 54530d68baSNigel Croxon 55530d68baSNigel Croxon EFI_UNICODE_COLLATION_INTERFACE LibStubUnicodeInterface = { 56530d68baSNigel Croxon LibStubStriCmp, 57530d68baSNigel Croxon LibStubMetaiMatch, 58530d68baSNigel Croxon LibStubStrLwrUpr, 59530d68baSNigel Croxon LibStubStrLwrUpr, 60530d68baSNigel Croxon NULL, // FatToStr 61530d68baSNigel Croxon NULL, // StrToFat 62530d68baSNigel Croxon NULL // SupportedLanguages 63530d68baSNigel Croxon }; 64530d68baSNigel Croxon 65530d68baSNigel Croxon EFI_UNICODE_COLLATION_INTERFACE *UnicodeInterface = &LibStubUnicodeInterface; 66530d68baSNigel Croxon 67530d68baSNigel Croxon // 68530d68baSNigel Croxon // Root device path 69530d68baSNigel Croxon // 70530d68baSNigel Croxon 71530d68baSNigel Croxon EFI_DEVICE_PATH RootDevicePath[] = { 72530d68baSNigel Croxon {END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH,0}} 73530d68baSNigel Croxon }; 74530d68baSNigel Croxon 75530d68baSNigel Croxon EFI_DEVICE_PATH EndDevicePath[] = { 76530d68baSNigel Croxon {END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH, 0}} 77530d68baSNigel Croxon }; 78530d68baSNigel Croxon 79530d68baSNigel Croxon EFI_DEVICE_PATH EndInstanceDevicePath[] = { 80530d68baSNigel Croxon {END_DEVICE_PATH_TYPE, END_INSTANCE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH, 0}} 81530d68baSNigel Croxon }; 82530d68baSNigel Croxon 83530d68baSNigel Croxon 84530d68baSNigel Croxon // 85530d68baSNigel Croxon // EFI IDs 86530d68baSNigel Croxon // 87530d68baSNigel Croxon 88751cbce3SNigel Croxon EFI_GUID gEfiGlobalVariableGuid = EFI_GLOBAL_VARIABLE; 89530d68baSNigel Croxon EFI_GUID NullGuid = { 0,0,0,{0,0,0,0,0,0,0,0} }; 90530d68baSNigel Croxon 91530d68baSNigel Croxon // 92530d68baSNigel Croxon // Protocol IDs 93530d68baSNigel Croxon // 94530d68baSNigel Croxon 95751cbce3SNigel Croxon EFI_GUID gEfiDevicePathProtocolGuid = EFI_DEVICE_PATH_PROTOCOL_GUID; 96751cbce3SNigel Croxon EFI_GUID gEfiDevicePathToTextProtocolGuid = EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID; 97751cbce3SNigel Croxon EFI_GUID gEfiDevicePathFromTextProtocolGuid = EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL_GUID; 98751cbce3SNigel Croxon EFI_GUID gEfiLoadedImageProtocolGuid = EFI_LOADED_IMAGE_PROTOCOL_GUID; 99751cbce3SNigel Croxon EFI_GUID gEfiSimpleTextInProtocolGuid = EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID; 100751cbce3SNigel Croxon EFI_GUID gEfiSimpleTextOutProtocolGuid = EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID; 101751cbce3SNigel Croxon EFI_GUID gEfiBlockIoProtocolGuid = EFI_BLOCK_IO_PROTOCOL_GUID; 102751cbce3SNigel Croxon EFI_GUID gEfiBlockIo2ProtocolGuid = EFI_BLOCK_IO2_PROTOCOL_GUID; 103751cbce3SNigel Croxon EFI_GUID gEfiDiskIoProtocolGuid = EFI_DISK_IO_PROTOCOL_GUID; 104751cbce3SNigel Croxon EFI_GUID gEfiDiskIo2ProtocolGuid = EFI_DISK_IO2_PROTOCOL_GUID; 105751cbce3SNigel Croxon EFI_GUID gEfiSimpleFileSystemProtocolGuid = EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID; 106751cbce3SNigel Croxon EFI_GUID gEfiLoadFileProtocolGuid = EFI_LOAD_FILE_PROTOCOL_GUID; 107751cbce3SNigel Croxon EFI_GUID gEfiDeviceIoProtocolGuid = EFI_DEVICE_IO_PROTOCOL_GUID; 108751cbce3SNigel Croxon EFI_GUID gEfiUnicodeCollationProtocolGuid = EFI_UNICODE_COLLATION_PROTOCOL_GUID; 109751cbce3SNigel Croxon EFI_GUID gEfiSerialIoProtocolGuid = EFI_SERIAL_IO_PROTOCOL_GUID; 110751cbce3SNigel Croxon EFI_GUID gEfiSimpleNetworkProtocolGuid = EFI_SIMPLE_NETWORK_PROTOCOL_GUID; 111751cbce3SNigel Croxon EFI_GUID gEfiPxeBaseCodeProtocolGuid = EFI_PXE_BASE_CODE_PROTOCOL_GUID; 112751cbce3SNigel Croxon EFI_GUID gEfiPxeBaseCodeCallbackProtocolGuid = EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL_GUID; 113751cbce3SNigel Croxon EFI_GUID gEfiNetworkInterfaceIdentifierProtocolGuid = EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL_GUID; 114751cbce3SNigel Croxon EFI_GUID gEFiUiInterfaceProtocolGuid = EFI_UI_INTERFACE_PROTOCOL_GUID; 115751cbce3SNigel Croxon EFI_GUID gEfiPciIoProtocolGuid = EFI_PCI_IO_PROTOCOL_GUID; 116c108e118SNigel Croxon EFI_GUID gEfiPciRootBridgeIoProtocolGuid = EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_GUID; 117751cbce3SNigel Croxon EFI_GUID gEfiDriverBindingProtocolGuid = EFI_DRIVER_BINDING_PROTOCOL_GUID; 118751cbce3SNigel Croxon EFI_GUID gEfiComponentNameProtocolGuid = EFI_COMPONENT_NAME_PROTOCOL_GUID; 119751cbce3SNigel Croxon EFI_GUID gEfiComponentName2ProtocolGuid = EFI_COMPONENT_NAME2_PROTOCOL_GUID; 120751cbce3SNigel Croxon EFI_GUID gEfiHashProtocolGuid = EFI_HASH_PROTOCOL_GUID; 121751cbce3SNigel Croxon EFI_GUID gEfiPlatformDriverOverrideProtocolGuid = EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL_GUID; 122751cbce3SNigel Croxon EFI_GUID gEfiBusSpecificDriverOverrideProtocolGuid = EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL_GUID; 123751cbce3SNigel Croxon EFI_GUID gEfiDriverFamilyOverrideProtocolGuid = EFI_DRIVER_FAMILY_OVERRIDE_PROTOCOL_GUID; 124447ad9aaSNigel Croxon EFI_GUID gEfiEbcProtocolGuid = EFI_EBC_PROTOCOL_GUID; 125883702e8SNigel Croxon 126530d68baSNigel Croxon // 127530d68baSNigel Croxon // File system information IDs 128530d68baSNigel Croxon // 129530d68baSNigel Croxon 130751cbce3SNigel Croxon EFI_GUID gEfiFileInfoGuid = EFI_FILE_INFO_ID; 131751cbce3SNigel Croxon EFI_GUID gEfiFileSystemInfoGuid = EFI_FILE_SYSTEM_INFO_ID; 132751cbce3SNigel Croxon EFI_GUID gEfiFileSystemVolumeLabelInfoIdGuid = EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID; 133530d68baSNigel Croxon 134530d68baSNigel Croxon // 135530d68baSNigel Croxon // Reference implementation public protocol IDs 136530d68baSNigel Croxon // 137530d68baSNigel Croxon 138530d68baSNigel Croxon EFI_GUID InternalShellProtocol = INTERNAL_SHELL_GUID; 139530d68baSNigel Croxon EFI_GUID VariableStoreProtocol = VARIABLE_STORE_PROTOCOL; 140530d68baSNigel Croxon EFI_GUID LegacyBootProtocol = LEGACY_BOOT_PROTOCOL; 141530d68baSNigel Croxon EFI_GUID VgaClassProtocol = VGA_CLASS_DRIVER_PROTOCOL; 142530d68baSNigel Croxon 143530d68baSNigel Croxon EFI_GUID TextOutSpliterProtocol = TEXT_OUT_SPLITER_PROTOCOL; 144530d68baSNigel Croxon EFI_GUID ErrorOutSpliterProtocol = ERROR_OUT_SPLITER_PROTOCOL; 145530d68baSNigel Croxon EFI_GUID TextInSpliterProtocol = TEXT_IN_SPLITER_PROTOCOL; 146530d68baSNigel Croxon /* Added for GOP support */ 147751cbce3SNigel Croxon EFI_GUID gEfiGraphicsOutputProtocolGuid = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID; 148751cbce3SNigel Croxon EFI_GUID gEfiEdidDiscoveredProtocolGuid = EFI_EDID_DISCOVERED_PROTOCOL_GUID; 149751cbce3SNigel Croxon EFI_GUID gEfiEdidActiveProtocolGuid = EFI_EDID_ACTIVE_PROTOCOL_GUID; 150751cbce3SNigel Croxon EFI_GUID gEfiEdidOverrideProtocolGuid = EFI_EDID_OVERRIDE_PROTOCOL_GUID; 151530d68baSNigel Croxon 152530d68baSNigel Croxon EFI_GUID AdapterDebugProtocol = ADAPTER_DEBUG_PROTOCOL; 153530d68baSNigel Croxon 154530d68baSNigel Croxon // 155530d68baSNigel Croxon // Device path media protocol IDs 156530d68baSNigel Croxon // 157751cbce3SNigel Croxon EFI_GUID gEfiPcAnsiGuid = EFI_PC_ANSI_GUID; 158751cbce3SNigel Croxon EFI_GUID gEfiVT100Guid = EFI_VT_100_GUID; 159751cbce3SNigel Croxon EFI_GUID gEfiVT100PlusGuid = EFI_VT_100_PLUS_GUID; 160751cbce3SNigel Croxon EFI_GUID gEfiVTUTF8Guid = EFI_VT_UTF8_GUID; 161530d68baSNigel Croxon 162530d68baSNigel Croxon // 163530d68baSNigel Croxon // EFI GPT Partition Type GUIDs 164530d68baSNigel Croxon // 165530d68baSNigel Croxon EFI_GUID EfiPartTypeSystemPartitionGuid = EFI_PART_TYPE_EFI_SYSTEM_PART_GUID; 166530d68baSNigel Croxon EFI_GUID EfiPartTypeLegacyMbrGuid = EFI_PART_TYPE_LEGACY_MBR_GUID; 167530d68baSNigel Croxon 168530d68baSNigel Croxon 169530d68baSNigel Croxon // 170530d68baSNigel Croxon // Reference implementation Vendor Device Path Guids 171530d68baSNigel Croxon // 172530d68baSNigel Croxon EFI_GUID UnknownDevice = UNKNOWN_DEVICE_GUID; 173530d68baSNigel Croxon 174530d68baSNigel Croxon // 175530d68baSNigel Croxon // Configuration Table GUIDs 176530d68baSNigel Croxon // 177530d68baSNigel Croxon 178530d68baSNigel Croxon EFI_GUID MpsTableGuid = MPS_TABLE_GUID; 179530d68baSNigel Croxon EFI_GUID AcpiTableGuid = ACPI_TABLE_GUID; 180530d68baSNigel Croxon EFI_GUID SMBIOSTableGuid = SMBIOS_TABLE_GUID; 181530d68baSNigel Croxon EFI_GUID SalSystemTableGuid = SAL_SYSTEM_TABLE_GUID; 182530d68baSNigel Croxon 183530d68baSNigel Croxon // 184530d68baSNigel Croxon // Network protocol GUIDs 185530d68baSNigel Croxon // 186530d68baSNigel Croxon EFI_GUID Ip4ServiceBindingProtocol = EFI_IP4_SERVICE_BINDING_PROTOCOL; 187530d68baSNigel Croxon EFI_GUID Ip4Protocol = EFI_IP4_PROTOCOL; 188530d68baSNigel Croxon EFI_GUID Udp4ServiceBindingProtocol = EFI_UDP4_SERVICE_BINDING_PROTOCOL; 189530d68baSNigel Croxon EFI_GUID Udp4Protocol = EFI_UDP4_PROTOCOL; 190530d68baSNigel Croxon EFI_GUID Tcp4ServiceBindingProtocol = EFI_TCP4_SERVICE_BINDING_PROTOCOL; 191530d68baSNigel Croxon EFI_GUID Tcp4Protocol = EFI_TCP4_PROTOCOL; 192530d68baSNigel Croxon 193530d68baSNigel Croxon // 194530d68baSNigel Croxon // Pointer protocol GUIDs 195530d68baSNigel Croxon // 196530d68baSNigel Croxon EFI_GUID SimplePointerProtocol = EFI_SIMPLE_POINTER_PROTOCOL_GUID; 197530d68baSNigel Croxon EFI_GUID AbsolutePointerProtocol = EFI_ABSOLUTE_POINTER_PROTOCOL_GUID; 198530d68baSNigel Croxon 199b14cc9cbSNigel Croxon // 200b14cc9cbSNigel Croxon // Debugger protocol GUIDs 201b14cc9cbSNigel Croxon // 202b14cc9cbSNigel Croxon EFI_GUID gEfiDebugImageInfoTableGuid = EFI_DEBUG_IMAGE_INFO_TABLE_GUID; 203b14cc9cbSNigel Croxon EFI_GUID gEfiDebugSupportProtocolGuid = EFI_DEBUG_SUPPORT_PROTOCOL_GUID; 204