1/* $FreeBSD$ */ 2#ifndef _DEVPATH_H 3#define _DEVPATH_H 4 5/*++ 6 7Copyright (c) 1999 - 2002 Intel Corporation. All rights reserved 8This software and associated documentation (if any) is furnished 9under a license and may only be used or copied in accordance 10with the terms of the license. Except as permitted by such 11license, no part of this software or documentation may be 12reproduced, stored in a retrieval system, or transmitted in any 13form or by any means without the express written consent of 14Intel Corporation. 15 16Module Name: 17 18 devpath.h 19 20Abstract: 21 22 Defines for parsing the EFI Device Path structures 23 24 25 26Revision History 27 28--*/ 29 30// 31// Device Path structures - Section C 32// 33 34#pragma pack(1) 35 36typedef struct _EFI_DEVICE_PATH { 37 UINT8 Type; 38 UINT8 SubType; 39 UINT8 Length[2]; 40} EFI_DEVICE_PATH; 41 42#define EFI_DP_TYPE_MASK 0x7F 43#define EFI_DP_TYPE_UNPACKED 0x80 44 45#define END_DEVICE_PATH_TYPE 0x7f 46 47#define END_ENTIRE_DEVICE_PATH_SUBTYPE 0xff 48#define END_INSTANCE_DEVICE_PATH_SUBTYPE 0x01 49#define END_DEVICE_PATH_LENGTH (sizeof(EFI_DEVICE_PATH)) 50 51 52#define DP_IS_END_TYPE(a) 53#define DP_IS_END_SUBTYPE(a) ( ((a)->SubType == END_ENTIRE_DEVICE_PATH_SUBTYPE ) 54 55#define DevicePathType(a) ( ((a)->Type) & EFI_DP_TYPE_MASK ) 56#define DevicePathSubType(a) ( (a)->SubType ) 57#define DevicePathNodeLength(a) ((size_t)(((a)->Length[0]) | ((a)->Length[1] << 8))) 58#define NextDevicePathNode(a) ( (EFI_DEVICE_PATH *) ( ((UINT8 *) (a)) + DevicePathNodeLength(a))) 59#define IsDevicePathType(a, t) ( DevicePathType(a) == t ) 60#define IsDevicePathEndType(a) IsDevicePathType(a, END_DEVICE_PATH_TYPE) 61#define IsDevicePathEndSubType(a) ( (a)->SubType == END_ENTIRE_DEVICE_PATH_SUBTYPE ) 62#define IsDevicePathEnd(a) ( IsDevicePathEndType(a) && IsDevicePathEndSubType(a) ) 63#define IsDevicePathUnpacked(a) ( (a)->Type & EFI_DP_TYPE_UNPACKED ) 64 65 66#define SetDevicePathNodeLength(a,l) { \ 67 (a)->Length[0] = (UINT8) (l); \ 68 (a)->Length[1] = (UINT8) ((l) >> 8); \ 69 } 70 71#define SetDevicePathEndNode(a) { \ 72 (a)->Type = END_DEVICE_PATH_TYPE; \ 73 (a)->SubType = END_ENTIRE_DEVICE_PATH_SUBTYPE; \ 74 (a)->Length[0] = sizeof(EFI_DEVICE_PATH); \ 75 (a)->Length[1] = 0; \ 76 } 77 78/* 79 * 80 */ 81#define HARDWARE_DEVICE_PATH 0x01 82 83#define HW_PCI_DP 0x01 84typedef struct _PCI_DEVICE_PATH { 85 EFI_DEVICE_PATH Header; 86 UINT8 Function; 87 UINT8 Device; 88} PCI_DEVICE_PATH; 89 90#define HW_PCCARD_DP 0x02 91typedef struct _PCCARD_DEVICE_PATH { 92 EFI_DEVICE_PATH Header; 93 UINT8 FunctionNumber; 94} PCCARD_DEVICE_PATH; 95 96#define HW_MEMMAP_DP 0x03 97typedef struct _MEMMAP_DEVICE_PATH { 98 EFI_DEVICE_PATH Header; 99 UINT32 MemoryType; 100 EFI_PHYSICAL_ADDRESS StartingAddress; 101 EFI_PHYSICAL_ADDRESS EndingAddress; 102} MEMMAP_DEVICE_PATH; 103 104#define HW_VENDOR_DP 0x04 105typedef struct _VENDOR_DEVICE_PATH { 106 EFI_DEVICE_PATH Header; 107 EFI_GUID Guid; 108} VENDOR_DEVICE_PATH; 109 110#define UNKNOWN_DEVICE_GUID \ 111 { 0xcf31fac5, 0xc24e, 0x11d2, {0x85, 0xf3, 0x0, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b} } 112 113typedef struct _UKNOWN_DEVICE_VENDOR_DP { 114 VENDOR_DEVICE_PATH DevicePath; 115 UINT8 LegacyDriveLetter; 116} UNKNOWN_DEVICE_VENDOR_DEVICE_PATH; 117 118#define HW_CONTROLLER_DP 0x05 119typedef struct _CONTROLLER_DEVICE_PATH { 120 EFI_DEVICE_PATH Header; 121 UINT32 Controller; 122} CONTROLLER_DEVICE_PATH; 123 124/* 125 * 126 */ 127#define ACPI_DEVICE_PATH 0x02 128 129#define ACPI_DP 0x01 130typedef struct _ACPI_HID_DEVICE_PATH { 131 EFI_DEVICE_PATH Header; 132 UINT32 HID; 133 UINT32 UID; 134} ACPI_HID_DEVICE_PATH; 135 136#define ACPI_EXTENDED_DP 0x02 137typedef struct _ACPI_EXTENDED_HID_DEVICE_PATH { 138 EFI_DEVICE_PATH Header; 139 UINT32 HID; 140 UINT32 UID; 141 UINT32 CID; 142} ACPI_EXTENDED_HID_DEVICE_PATH; 143 144#define ACPI_ADR_DP 0x03 145/* ACPI_ADR_DEVICE_PATH not defined */ 146 147// 148// EISA ID Macro 149// EISA ID Definition 32-bits 150// bits[15:0] - three character compressed ASCII EISA ID. 151// bits[31:16] - binary number 152// Compressed ASCII is 5 bits per character 0b00001 = 'A' 0b11010 = 'Z' 153// 154#define PNP_EISA_ID_CONST 0x41d0 155#define EISA_ID(_Name, _Num) ((UINT32) ((_Name) | (_Num) << 16)) 156#define EISA_PNP_ID(_PNPId) (EISA_ID(PNP_EISA_ID_CONST, (_PNPId))) 157#define EFI_PNP_ID(_PNPId) (EISA_ID(PNP_EISA_ID_CONST, (_PNPId))) 158 159#define PNP_EISA_ID_MASK 0xffff 160#define EISA_ID_TO_NUM(_Id) ((_Id) >> 16) 161/* 162 * 163 */ 164#define MESSAGING_DEVICE_PATH 0x03 165 166#define MSG_ATAPI_DP 0x01 167typedef struct _ATAPI_DEVICE_PATH { 168 EFI_DEVICE_PATH Header; 169 UINT8 PrimarySecondary; 170 UINT8 SlaveMaster; 171 UINT16 Lun; 172} ATAPI_DEVICE_PATH; 173 174#define MSG_SCSI_DP 0x02 175typedef struct _SCSI_DEVICE_PATH { 176 EFI_DEVICE_PATH Header; 177 UINT16 Pun; 178 UINT16 Lun; 179} SCSI_DEVICE_PATH; 180 181#define MSG_FIBRECHANNEL_DP 0x03 182typedef struct _FIBRECHANNEL_DEVICE_PATH { 183 EFI_DEVICE_PATH Header; 184 UINT32 Reserved; 185 UINT64 WWN; 186 UINT64 Lun; 187} FIBRECHANNEL_DEVICE_PATH; 188 189#define MSG_1394_DP 0x04 190typedef struct _F1394_DEVICE_PATH { 191 EFI_DEVICE_PATH Header; 192 UINT32 Reserved; 193 UINT64 Guid; 194} F1394_DEVICE_PATH; 195 196#define MSG_USB_DP 0x05 197typedef struct _USB_DEVICE_PATH { 198 EFI_DEVICE_PATH Header; 199 UINT8 ParentPortNumber; 200 UINT8 InterfaceNumber; 201} USB_DEVICE_PATH; 202 203#define MSG_USB_CLASS_DP 0x0F 204typedef struct _USB_CLASS_DEVICE_PATH { 205 EFI_DEVICE_PATH Header; 206 UINT16 VendorId; 207 UINT16 ProductId; 208 UINT8 DeviceClass; 209 UINT8 DeviceSubClass; 210 UINT8 DeviceProtocol; 211} USB_CLASS_DEVICE_PATH; 212 213#define MSG_I2O_DP 0x06 214typedef struct _I2O_DEVICE_PATH { 215 EFI_DEVICE_PATH Header; 216 UINT32 Tid; 217} I2O_DEVICE_PATH; 218 219#define MSG_MAC_ADDR_DP 0x0b 220typedef struct _MAC_ADDR_DEVICE_PATH { 221 EFI_DEVICE_PATH Header; 222 EFI_MAC_ADDRESS MacAddress; 223 UINT8 IfType; 224} MAC_ADDR_DEVICE_PATH; 225 226#define MSG_IPv4_DP 0x0c 227typedef struct _IPv4_DEVICE_PATH { 228 EFI_DEVICE_PATH Header; 229 EFI_IPv4_ADDRESS LocalIpAddress; 230 EFI_IPv4_ADDRESS RemoteIpAddress; 231 UINT16 LocalPort; 232 UINT16 RemotePort; 233 UINT16 Protocol; 234 BOOLEAN StaticIpAddress; 235 EFI_IPv4_ADDRESS GatewayIpAddress; 236 EFI_IPv4_ADDRESS SubnetMask; 237} IPv4_DEVICE_PATH; 238 239#define MSG_IPv6_DP 0x0d 240typedef struct _IPv6_DEVICE_PATH { 241 EFI_DEVICE_PATH Header; 242 EFI_IPv6_ADDRESS LocalIpAddress; 243 EFI_IPv6_ADDRESS RemoteIpAddress; 244 UINT16 LocalPort; 245 UINT16 RemotePort; 246 UINT16 Protocol; 247 BOOLEAN StaticIpAddress; 248} IPv6_DEVICE_PATH; 249 250#define MSG_INFINIBAND_DP 0x09 251typedef struct _INFINIBAND_DEVICE_PATH { 252 EFI_DEVICE_PATH Header; 253 UINT32 ResourceFlags; 254 UINT8 PortGid[16]; 255 UINT64 ServiceId; 256 UINT64 TargetPortId; 257 UINT64 DeviceId; 258} INFINIBAND_DEVICE_PATH; 259 260#define INFINIBAND_RESOURCE_FLAG_IOC_SERVICE 0x01 261#define INFINIBAND_RESOURCE_FLAG_EXTENDED_BOOT_ENVIRONMENT 0x02 262#define INFINIBAND_RESOURCE_FLAG_CONSOLE_PROTOCOL 0x04 263#define INFINIBAND_RESOURCE_FLAG_STORAGE_PROTOCOL 0x08 264#define INFINIBAND_RESOURCE_FLAG_NETWORK_PROTOCOL 0x10 265 266#define MSG_UART_DP 0x0e 267typedef struct _UART_DEVICE_PATH { 268 EFI_DEVICE_PATH Header; 269 UINT32 Reserved; 270 UINT64 BaudRate; 271 UINT8 DataBits; 272 UINT8 Parity; 273 UINT8 StopBits; 274} UART_DEVICE_PATH; 275 276#define MSG_VENDOR_DP 0x0A 277/* Use VENDOR_DEVICE_PATH struct */ 278 279#define DEVICE_PATH_MESSAGING_PC_ANSI \ 280 { 0xe0c14753, 0xf9be, 0x11d2, {0x9a, 0x0c, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d} } 281 282#define DEVICE_PATH_MESSAGING_VT_100 \ 283 { 0xdfa66065, 0xb419, 0x11d3, {0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d} } 284 285#define DEVICE_PATH_MESSAGING_VT_100_PLUS \ 286 { 0x7baec70b, 0x57e0, 0x4c76, {0x8e, 0x87, 0x2f, 0x9e, 0x28, 0x08, 0x83, 0x43} } 287 288#define DEVICE_PATH_MESSAGING_VT_UTF8 \ 289 { 0xad15a0d6, 0x8bec, 0x4acf, {0xa0, 0x73, 0xd0, 0x1d, 0xe7, 0x7e, 0x2d, 0x88} } 290 291/* Device Logical Unit SubType. */ 292#define MSG_DEVICE_LOGICAL_UNIT_DP 0x11 293typedef struct { 294 EFI_DEVICE_PATH Header; 295 /* Logical Unit Number for the interface. */ 296 UINT8 Lun; 297} DEVICE_LOGICAL_UNIT_DEVICE_PATH; 298 299#define MSG_SATA_DP 0x12 300typedef struct _SATA_DEVICE_PATH { 301 EFI_DEVICE_PATH Header; 302 UINT16 HBAPortNumber; 303 UINT16 PortMultiplierPortNumber; 304 UINT16 Lun; 305} SATA_DEVICE_PATH; 306 307 308/* DNS Device Path SubType */ 309#define MSG_DNS_DP 0x1F 310typedef struct { 311 EFI_DEVICE_PATH Header; 312 /* Indicates the DNS server address is IPv4 or IPv6 address. */ 313 UINT8 IsIPv6; 314 /* Instance of the DNS server address. */ 315 /* XXX: actually EFI_IP_ADDRESS */ 316 EFI_IPv4_ADDRESS DnsServerIp[]; 317} DNS_DEVICE_PATH; 318 319/* Uniform Resource Identifiers (URI) Device Path SubType */ 320#define MSG_URI_DP 0x18 321typedef struct { 322 EFI_DEVICE_PATH Header; 323 /* Instance of the URI pursuant to RFC 3986. */ 324 CHAR8 Uri[]; 325} URI_DEVICE_PATH; 326 327#define MEDIA_DEVICE_PATH 0x04 328 329#define MEDIA_HARDDRIVE_DP 0x01 330typedef struct _HARDDRIVE_DEVICE_PATH { 331 EFI_DEVICE_PATH Header; 332 UINT32 PartitionNumber; 333 UINT64 PartitionStart; 334 UINT64 PartitionSize; 335 UINT8 Signature[16]; 336 UINT8 MBRType; 337 UINT8 SignatureType; 338} HARDDRIVE_DEVICE_PATH; 339 340#define MBR_TYPE_PCAT 0x01 341#define MBR_TYPE_EFI_PARTITION_TABLE_HEADER 0x02 342 343#define SIGNATURE_TYPE_MBR 0x01 344#define SIGNATURE_TYPE_GUID 0x02 345 346#define MEDIA_CDROM_DP 0x02 347typedef struct _CDROM_DEVICE_PATH { 348 EFI_DEVICE_PATH Header; 349 UINT32 BootEntry; 350 UINT64 PartitionStart; 351 UINT64 PartitionSize; 352} CDROM_DEVICE_PATH; 353 354#define MEDIA_VENDOR_DP 0x03 355/* Use VENDOR_DEVICE_PATH struct */ 356 357#define MEDIA_FILEPATH_DP 0x04 358typedef struct _FILEPATH_DEVICE_PATH { 359 EFI_DEVICE_PATH Header; 360 CHAR16 PathName[1]; 361} FILEPATH_DEVICE_PATH; 362 363#define SIZE_OF_FILEPATH_DEVICE_PATH EFI_FIELD_OFFSET(FILEPATH_DEVICE_PATH,PathName) 364 365#define MEDIA_PROTOCOL_DP 0x05 366typedef struct _MEDIA_PROTOCOL_DEVICE_PATH { 367 EFI_DEVICE_PATH Header; 368 EFI_GUID Protocol; 369} MEDIA_PROTOCOL_DEVICE_PATH; 370 371 372#define BBS_DEVICE_PATH 0x05 373#define BBS_BBS_DP 0x01 374typedef struct _BBS_BBS_DEVICE_PATH { 375 EFI_DEVICE_PATH Header; 376 UINT16 DeviceType; 377 UINT16 StatusFlag; 378 CHAR8 String[1]; 379} BBS_BBS_DEVICE_PATH; 380 381/* DeviceType definitions - from BBS specification */ 382#define BBS_TYPE_FLOPPY 0x01 383#define BBS_TYPE_HARDDRIVE 0x02 384#define BBS_TYPE_CDROM 0x03 385#define BBS_TYPE_PCMCIA 0x04 386#define BBS_TYPE_USB 0x05 387#define BBS_TYPE_EMBEDDED_NETWORK 0x06 388#define BBS_TYPE_DEV 0x80 389#define BBS_TYPE_UNKNOWN 0xFF 390 391typedef union { 392 EFI_DEVICE_PATH DevPath; 393 PCI_DEVICE_PATH Pci; 394 PCCARD_DEVICE_PATH PcCard; 395 MEMMAP_DEVICE_PATH MemMap; 396 VENDOR_DEVICE_PATH Vendor; 397 UNKNOWN_DEVICE_VENDOR_DEVICE_PATH UnknownVendor; 398 CONTROLLER_DEVICE_PATH Controller; 399 ACPI_HID_DEVICE_PATH Acpi; 400 401 ATAPI_DEVICE_PATH Atapi; 402 SCSI_DEVICE_PATH Scsi; 403 FIBRECHANNEL_DEVICE_PATH FibreChannel; 404 405 F1394_DEVICE_PATH F1394; 406 USB_DEVICE_PATH Usb; 407 USB_CLASS_DEVICE_PATH UsbClass; 408 I2O_DEVICE_PATH I2O; 409 MAC_ADDR_DEVICE_PATH MacAddr; 410 IPv4_DEVICE_PATH Ipv4; 411 IPv6_DEVICE_PATH Ipv6; 412 INFINIBAND_DEVICE_PATH InfiniBand; 413 UART_DEVICE_PATH Uart; 414 415 HARDDRIVE_DEVICE_PATH HardDrive; 416 CDROM_DEVICE_PATH CD; 417 418 FILEPATH_DEVICE_PATH FilePath; 419 MEDIA_PROTOCOL_DEVICE_PATH MediaProtocol; 420 421 BBS_BBS_DEVICE_PATH Bbs; 422 423} EFI_DEV_PATH; 424 425typedef union { 426 EFI_DEVICE_PATH *DevPath; 427 PCI_DEVICE_PATH *Pci; 428 PCCARD_DEVICE_PATH *PcCard; 429 MEMMAP_DEVICE_PATH *MemMap; 430 VENDOR_DEVICE_PATH *Vendor; 431 UNKNOWN_DEVICE_VENDOR_DEVICE_PATH *UnknownVendor; 432 CONTROLLER_DEVICE_PATH *Controller; 433 ACPI_HID_DEVICE_PATH *Acpi; 434 ACPI_EXTENDED_HID_DEVICE_PATH *ExtendedAcpi; 435 436 ATAPI_DEVICE_PATH *Atapi; 437 SCSI_DEVICE_PATH *Scsi; 438 FIBRECHANNEL_DEVICE_PATH *FibreChannel; 439 440 F1394_DEVICE_PATH *F1394; 441 USB_DEVICE_PATH *Usb; 442 USB_CLASS_DEVICE_PATH *UsbClass; 443 I2O_DEVICE_PATH *I2O; 444 MAC_ADDR_DEVICE_PATH *MacAddr; 445 IPv4_DEVICE_PATH *Ipv4; 446 IPv6_DEVICE_PATH *Ipv6; 447 INFINIBAND_DEVICE_PATH *InfiniBand; 448 UART_DEVICE_PATH *Uart; 449 450 HARDDRIVE_DEVICE_PATH *HardDrive; 451 452 FILEPATH_DEVICE_PATH *FilePath; 453 MEDIA_PROTOCOL_DEVICE_PATH *MediaProtocol; 454 455 CDROM_DEVICE_PATH *CD; 456 BBS_BBS_DEVICE_PATH *Bbs; 457 458} EFI_DEV_PATH_PTR; 459 460#define EFI_LOADED_IMAGE_DEVICE_PATH_PROTOCOL_GUID \ 461 { 0xbc62157e, 0x3e33, 0x4fec, { 0x99, 0x20, 0x2d, 0x3b, 0x36, 0xd7, 0x50, 0xdf } } 462 463#define EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID \ 464 { 0x8b843e20, 0x8132, 0x4852, { 0x90, 0xcc, 0x55, 0x1a, 0x4e, 0x4a, 0x7f, 0x1c } } 465 466#define EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL_GUID \ 467 { 0x05c99a21, 0xc70f, 0x4ad2, { 0x8a, 0x5f, 0x35, 0xdf, 0x33, 0x43, 0xf5, 0x1e } } 468 469INTERFACE_DECL(_EFI_DEVICE_PATH_PROTOCOL); 470 471typedef 472CHAR16* 473(EFIAPI *EFI_DEVICE_PATH_TO_TEXT_NODE) ( 474 IN struct _EFI_DEVICE_PATH *This, 475 IN BOOLEAN DisplayOnly, 476 IN BOOLEAN AllowShortCuts 477 ); 478 479typedef 480CHAR16* 481(EFIAPI *EFI_DEVICE_PATH_TO_TEXT_PATH) ( 482 IN struct _EFI_DEVICE_PATH *This, 483 IN BOOLEAN DisplayOnly, 484 IN BOOLEAN AllowShortCuts 485 ); 486 487typedef struct _EFI_DEVICE_PATH_TO_TEXT_PROTOCOL { 488 EFI_DEVICE_PATH_TO_TEXT_NODE ConvertDeviceNodeToText; 489 EFI_DEVICE_PATH_TO_TEXT_PATH ConvertDevicePathToText; 490} EFI_DEVICE_PATH_TO_TEXT_PROTOCOL; 491 492typedef 493struct _EFI_DEVICE_PATH* 494(EFIAPI *EFI_DEVICE_PATH_FROM_TEXT_NODE) ( 495 IN CONST CHAR16* TextDeviceNode 496 ); 497typedef 498struct _EFI_DEVICE_PATH* 499(EFIAPI *EFI_DEVICE_PATH_FROM_TEXT_PATH) ( 500 IN CONST CHAR16* TextDevicePath 501 ); 502 503 504typedef struct _EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL { 505 EFI_DEVICE_PATH_FROM_TEXT_NODE ConvertTextToDeviceNode; 506 EFI_DEVICE_PATH_FROM_TEXT_PATH ConvertTextToDevicePath; 507} EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL; 508 509#pragma pack() 510 511#endif 512