DevicePath.h@ 77662

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1	/** @file
2	The device path protocol as defined in UEFI 2.0.
3
4	The device path represents a programmatic path to a device,
5	from a software point of view. The path must persist from boot to boot, so
6	it can not contain things like PCI bus numbers that change from boot to boot.
7
8	Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
9	This program and the accompanying materials are licensed and made available under
10	the terms and conditions of the BSD License that accompanies this distribution.
11	The full text of the license may be found at
12	http://opensource.org/licenses/bsd-license.php.
13
14	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
15	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
16
17	**/
18
19	#ifndef __EFI_DEVICE_PATH_PROTOCOL_H__
20	#define __EFI_DEVICE_PATH_PROTOCOL_H__
21
22	#include <Guid/PcAnsi.h>
23	#include <IndustryStandard/Bluetooth.h>
24	#include <IndustryStandard/Acpi60.h>
25
26	///
27	/// Device Path protocol.
28	///
29	#define EFI_DEVICE_PATH_PROTOCOL_GUID \
30	{ \
31	0x9576e91, 0x6d3f, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \
32	}
33
34	///
35	/// Device Path guid definition for backward-compatible with EFI1.1.
36	///
37	#define DEVICE_PATH_PROTOCOL EFI_DEVICE_PATH_PROTOCOL_GUID
38
39	#pragma pack(1)
40
41	/**
42	This protocol can be used on any device handle to obtain generic path/location
43	information concerning the physical device or logical device. If the handle does
44	not logically map to a physical device, the handle may not necessarily support
45	the device path protocol. The device path describes the location of the device
46	the handle is for. The size of the Device Path can be determined from the structures
47	that make up the Device Path.
48	**/
49	typedef struct {
50	UINT8 Type; ///< 0x01 Hardware Device Path.
51	///< 0x02 ACPI Device Path.
52	///< 0x03 Messaging Device Path.
53	///< 0x04 Media Device Path.
54	///< 0x05 BIOS Boot Specification Device Path.
55	///< 0x7F End of Hardware Device Path.
56
57	UINT8 SubType; ///< Varies by Type
58	///< 0xFF End Entire Device Path, or
59	///< 0x01 End This Instance of a Device Path and start a new
60	///< Device Path.
61
62	UINT8 Length[2]; ///< Specific Device Path data. Type and Sub-Type define
63	///< type of data. Size of data is included in Length.
64
65	} EFI_DEVICE_PATH_PROTOCOL;
66
67	///
68	/// Device Path protocol definition for backward-compatible with EFI1.1.
69	///
70	typedef EFI_DEVICE_PATH_PROTOCOL EFI_DEVICE_PATH;
71
72	///
73	/// Hardware Device Paths.
74	///
75	#define HARDWARE_DEVICE_PATH 0x01
76
77	///
78	/// PCI Device Path SubType.
79	///
80	#define HW_PCI_DP 0x01
81
82	///
83	/// PCI Device Path.
84	///
85	typedef struct {
86	EFI_DEVICE_PATH_PROTOCOL Header;
87	///
88	/// PCI Function Number.
89	///
90	UINT8 Function;
91	///
92	/// PCI Device Number.
93	///
94	UINT8 Device;
95	} PCI_DEVICE_PATH;
96
97	///
98	/// PCCARD Device Path SubType.
99	///
100	#define HW_PCCARD_DP 0x02
101
102	///
103	/// PCCARD Device Path.
104	///
105	typedef struct {
106	EFI_DEVICE_PATH_PROTOCOL Header;
107	///
108	/// Function Number (0 = First Function).
109	///
110	UINT8 FunctionNumber;
111	} PCCARD_DEVICE_PATH;
112
113	///
114	/// Memory Mapped Device Path SubType.
115	///
116	#define HW_MEMMAP_DP 0x03
117
118	///
119	/// Memory Mapped Device Path.
120	///
121	typedef struct {
122	EFI_DEVICE_PATH_PROTOCOL Header;
123	///
124	/// EFI_MEMORY_TYPE
125	///
126	UINT32 MemoryType;
127	///
128	/// Starting Memory Address.
129	///
130	EFI_PHYSICAL_ADDRESS StartingAddress;
131	///
132	/// Ending Memory Address.
133	///
134	EFI_PHYSICAL_ADDRESS EndingAddress;
135	} MEMMAP_DEVICE_PATH;
136
137	///
138	/// Hardware Vendor Device Path SubType.
139	///
140	#define HW_VENDOR_DP 0x04
141
142	///
143	/// The Vendor Device Path allows the creation of vendor-defined Device Paths. A vendor must
144	/// allocate a Vendor GUID for a Device Path. The Vendor GUID can then be used to define the
145	/// contents on the n bytes that follow in the Vendor Device Path node.
146	///
147	typedef struct {
148	EFI_DEVICE_PATH_PROTOCOL Header;
149	///
150	/// Vendor-assigned GUID that defines the data that follows.
151	///
152	EFI_GUID Guid;
153	///
154	/// Vendor-defined variable size data.
155	///
156	} VENDOR_DEVICE_PATH;
157
158	///
159	/// Controller Device Path SubType.
160	///
161	#define HW_CONTROLLER_DP 0x05
162
163	///
164	/// Controller Device Path.
165	///
166	typedef struct {
167	EFI_DEVICE_PATH_PROTOCOL Header;
168	///
169	/// Controller number.
170	///
171	UINT32 ControllerNumber;
172	} CONTROLLER_DEVICE_PATH;
173
174	///
175	/// BMC Device Path SubType.
176	///
177	#define HW_BMC_DP 0x06
178
179	///
180	/// BMC Device Path.
181	///
182	typedef struct {
183	EFI_DEVICE_PATH_PROTOCOL Header;
184	///
185	/// Interface Type.
186	///
187	UINT8 InterfaceType;
188	///
189	/// Base Address.
190	///
191	UINT8 BaseAddress[8];
192	} BMC_DEVICE_PATH;
193
194	///
195	/// ACPI Device Paths.
196	///
197	#define ACPI_DEVICE_PATH 0x02
198
199	///
200	/// ACPI Device Path SubType.
201	///
202	#define ACPI_DP 0x01
203	typedef struct {
204	EFI_DEVICE_PATH_PROTOCOL Header;
205	///
206	/// Device's PnP hardware ID stored in a numeric 32-bit
207	/// compressed EISA-type ID. This value must match the
208	/// corresponding _HID in the ACPI name space.
209	///
210	UINT32 HID;
211	///
212	/// Unique ID that is required by ACPI if two devices have the
213	/// same _HID. This value must also match the corresponding
214	/// _UID/_HID pair in the ACPI name space. Only the 32-bit
215	/// numeric value type of _UID is supported. Thus, strings must
216	/// not be used for the _UID in the ACPI name space.
217	///
218	UINT32 UID;
219	} ACPI_HID_DEVICE_PATH;
220
221	///
222	/// Expanded ACPI Device Path SubType.
223	///
224	#define ACPI_EXTENDED_DP 0x02
225	typedef struct {
226	EFI_DEVICE_PATH_PROTOCOL Header;
227	///
228	/// Device's PnP hardware ID stored in a numeric 32-bit
229	/// compressed EISA-type ID. This value must match the
230	/// corresponding _HID in the ACPI name space.
231	///
232	UINT32 HID;
233	///
234	/// Unique ID that is required by ACPI if two devices have the
235	/// same _HID. This value must also match the corresponding
236	/// _UID/_HID pair in the ACPI name space.
237	///
238	UINT32 UID;
239	///
240	/// Device's compatible PnP hardware ID stored in a numeric
241	/// 32-bit compressed EISA-type ID. This value must match at
242	/// least one of the compatible device IDs returned by the
243	/// corresponding _CID in the ACPI name space.
244	///
245	UINT32 CID;
246	///
247	/// Optional variable length _HIDSTR.
248	/// Optional variable length _UIDSTR.
249	/// Optional variable length _CIDSTR.
250	///
251	} ACPI_EXTENDED_HID_DEVICE_PATH;
252
253	//
254	// EISA ID Macro
255	// EISA ID Definition 32-bits
256	// bits[15:0] - three character compressed ASCII EISA ID.
257	// bits[31:16] - binary number
258	// Compressed ASCII is 5 bits per character 0b00001 = 'A' 0b11010 = 'Z'
259	//
260	#define PNP_EISA_ID_CONST 0x41d0
261	#define EISA_ID(_Name, _Num) ((UINT32)((_Name) \| (_Num) << 16))
262	#define EISA_PNP_ID(_PNPId) (EISA_ID(PNP_EISA_ID_CONST, (_PNPId)))
263	#define EFI_PNP_ID(_PNPId) (EISA_ID(PNP_EISA_ID_CONST, (_PNPId)))
264
265	#define PNP_EISA_ID_MASK 0xffff
266	#define EISA_ID_TO_NUM(_Id) ((_Id) >> 16)
267
268	///
269	/// ACPI _ADR Device Path SubType.
270	///
271	#define ACPI_ADR_DP 0x03
272
273	///
274	/// The _ADR device path is used to contain video output device attributes to support the Graphics
275	/// Output Protocol. The device path can contain multiple _ADR entries if multiple video output
276	/// devices are displaying the same output.
277	///
278	typedef struct {
279	EFI_DEVICE_PATH_PROTOCOL Header;
280	///
281	/// _ADR value. For video output devices the value of this
282	/// field comes from Table B-2 of the ACPI 3.0 specification. At
283	/// least one _ADR value is required.
284	///
285	UINT32 ADR;
286	//
287	// This device path may optionally contain more than one _ADR entry.
288	//
289	} ACPI_ADR_DEVICE_PATH;
290
291	#define ACPI_ADR_DISPLAY_TYPE_OTHER 0
292	#define ACPI_ADR_DISPLAY_TYPE_VGA 1
293	#define ACPI_ADR_DISPLAY_TYPE_TV 2
294	#define ACPI_ADR_DISPLAY_TYPE_EXTERNAL_DIGITAL 3
295	#define ACPI_ADR_DISPLAY_TYPE_INTERNAL_DIGITAL 4
296
297	#define ACPI_DISPLAY_ADR(_DeviceIdScheme, _HeadId, _NonVgaOutput, _BiosCanDetect, _VendorInfo, _Type, _Port, _Index) \
298	((UINT32)( ((UINT32)((_DeviceIdScheme) & 0x1) << 31) \| \
299	(((_HeadId) & 0x7) << 18) \| \
300	(((_NonVgaOutput) & 0x1) << 17) \| \
301	(((_BiosCanDetect) & 0x1) << 16) \| \
302	(((_VendorInfo) & 0xf) << 12) \| \
303	(((_Type) & 0xf) << 8) \| \
304	(((_Port) & 0xf) << 4) \| \
305	((_Index) & 0xf) ))
306
307	///
308	/// Messaging Device Paths.
309	/// This Device Path is used to describe the connection of devices outside the resource domain of the
310	/// system. This Device Path can describe physical messaging information like SCSI ID, or abstract
311	/// information like networking protocol IP addresses.
312	///
313	#define MESSAGING_DEVICE_PATH 0x03
314
315	///
316	/// ATAPI Device Path SubType
317	///
318	#define MSG_ATAPI_DP 0x01
319	typedef struct {
320	EFI_DEVICE_PATH_PROTOCOL Header;
321	///
322	/// Set to zero for primary, or one for secondary.
323	///
324	UINT8 PrimarySecondary;
325	///
326	/// Set to zero for master, or one for slave mode.
327	///
328	UINT8 SlaveMaster;
329	///
330	/// Logical Unit Number.
331	///
332	UINT16 Lun;
333	} ATAPI_DEVICE_PATH;
334
335	///
336	/// SCSI Device Path SubType.
337	///
338	#define MSG_SCSI_DP 0x02
339	typedef struct {
340	EFI_DEVICE_PATH_PROTOCOL Header;
341	///
342	/// Target ID on the SCSI bus (PUN).
343	///
344	UINT16 Pun;
345	///
346	/// Logical Unit Number (LUN).
347	///
348	UINT16 Lun;
349	} SCSI_DEVICE_PATH;
350
351	///
352	/// Fibre Channel SubType.
353	///
354	#define MSG_FIBRECHANNEL_DP 0x03
355	typedef struct {
356	EFI_DEVICE_PATH_PROTOCOL Header;
357	///
358	/// Reserved for the future.
359	///
360	UINT32 Reserved;
361	///
362	/// Fibre Channel World Wide Number.
363	///
364	UINT64 WWN;
365	///
366	/// Fibre Channel Logical Unit Number.
367	///
368	UINT64 Lun;
369	} FIBRECHANNEL_DEVICE_PATH;
370
371	///
372	/// Fibre Channel Ex SubType.
373	///
374	#define MSG_FIBRECHANNELEX_DP 0x15
375	typedef struct {
376	EFI_DEVICE_PATH_PROTOCOL Header;
377	///
378	/// Reserved for the future.
379	///
380	UINT32 Reserved;
381	///
382	/// 8 byte array containing Fibre Channel End Device Port Name.
383	///
384	UINT8 WWN[8];
385	///
386	/// 8 byte array containing Fibre Channel Logical Unit Number.
387	///
388	UINT8 Lun[8];
389	} FIBRECHANNELEX_DEVICE_PATH;
390
391	///
392	/// 1394 Device Path SubType
393	///
394	#define MSG_1394_DP 0x04
395	typedef struct {
396	EFI_DEVICE_PATH_PROTOCOL Header;
397	///
398	/// Reserved for the future.
399	///
400	UINT32 Reserved;
401	///
402	/// 1394 Global Unique ID (GUID).
403	///
404	UINT64 Guid;
405	} F1394_DEVICE_PATH;
406
407	///
408	/// USB Device Path SubType.
409	///
410	#define MSG_USB_DP 0x05
411	typedef struct {
412	EFI_DEVICE_PATH_PROTOCOL Header;
413	///
414	/// USB Parent Port Number.
415	///
416	UINT8 ParentPortNumber;
417	///
418	/// USB Interface Number.
419	///
420	UINT8 InterfaceNumber;
421	} USB_DEVICE_PATH;
422
423	///
424	/// USB Class Device Path SubType.
425	///
426	#define MSG_USB_CLASS_DP 0x0f
427	typedef struct {
428	EFI_DEVICE_PATH_PROTOCOL Header;
429	///
430	/// Vendor ID assigned by USB-IF. A value of 0xFFFF will
431	/// match any Vendor ID.
432	///
433	UINT16 VendorId;
434	///
435	/// Product ID assigned by USB-IF. A value of 0xFFFF will
436	/// match any Product ID.
437	///
438	UINT16 ProductId;
439	///
440	/// The class code assigned by the USB-IF. A value of 0xFF
441	/// will match any class code.
442	///
443	UINT8 DeviceClass;
444	///
445	/// The subclass code assigned by the USB-IF. A value of
446	/// 0xFF will match any subclass code.
447	///
448	UINT8 DeviceSubClass;
449	///
450	/// The protocol code assigned by the USB-IF. A value of
451	/// 0xFF will match any protocol code.
452	///
453	UINT8 DeviceProtocol;
454	} USB_CLASS_DEVICE_PATH;
455
456	///
457	/// USB WWID Device Path SubType.
458	///
459	#define MSG_USB_WWID_DP 0x10
460
461	///
462	/// This device path describes a USB device using its serial number.
463	///
464	typedef struct {
465	EFI_DEVICE_PATH_PROTOCOL Header;
466	///
467	/// USB interface number.
468	///
469	UINT16 InterfaceNumber;
470	///
471	/// USB vendor id of the device.
472	///
473	UINT16 VendorId;
474	///
475	/// USB product id of the device.
476	///
477	UINT16 ProductId;
478	///
479	/// Last 64-or-fewer UTF-16 characters of the USB
480	/// serial number. The length of the string is
481	/// determined by the Length field less the offset of the
482	/// Serial Number field (10)
483	///
484	/// CHAR16 SerialNumber[...];
485	} USB_WWID_DEVICE_PATH;
486
487	///
488	/// Device Logical Unit SubType.
489	///
490	#define MSG_DEVICE_LOGICAL_UNIT_DP 0x11
491	typedef struct {
492	EFI_DEVICE_PATH_PROTOCOL Header;
493	///
494	/// Logical Unit Number for the interface.
495	///
496	UINT8 Lun;
497	} DEVICE_LOGICAL_UNIT_DEVICE_PATH;
498
499	///
500	/// SATA Device Path SubType.
501	///
502	#define MSG_SATA_DP 0x12
503	typedef struct {
504	EFI_DEVICE_PATH_PROTOCOL Header;
505	///
506	/// The HBA port number that facilitates the connection to the
507	/// device or a port multiplier. The value 0xFFFF is reserved.
508	///
509	UINT16 HBAPortNumber;
510	///
511	/// The Port multiplier port number that facilitates the connection
512	/// to the device. Must be set to 0xFFFF if the device is directly
513	/// connected to the HBA.
514	///
515	UINT16 PortMultiplierPortNumber;
516	///
517	/// Logical Unit Number.
518	///
519	UINT16 Lun;
520	} SATA_DEVICE_PATH;
521
522	///
523	/// Flag for if the device is directly connected to the HBA.
524	///
525	#define SATA_HBA_DIRECT_CONNECT_FLAG 0x8000
526
527	///
528	/// I2O Device Path SubType.
529	///
530	#define MSG_I2O_DP 0x06
531	typedef struct {
532	EFI_DEVICE_PATH_PROTOCOL Header;
533	///
534	/// Target ID (TID) for a device.
535	///
536	UINT32 Tid;
537	} I2O_DEVICE_PATH;
538
539	///
540	/// MAC Address Device Path SubType.
541	///
542	#define MSG_MAC_ADDR_DP 0x0b
543	typedef struct {
544	EFI_DEVICE_PATH_PROTOCOL Header;
545	///
546	/// The MAC address for a network interface padded with 0s.
547	///
548	EFI_MAC_ADDRESS MacAddress;
549	///
550	/// Network interface type(i.e. 802.3, FDDI).
551	///
552	UINT8 IfType;
553	} MAC_ADDR_DEVICE_PATH;
554
555	///
556	/// IPv4 Device Path SubType
557	///
558	#define MSG_IPv4_DP 0x0c
559	typedef struct {
560	EFI_DEVICE_PATH_PROTOCOL Header;
561	///
562	/// The local IPv4 address.
563	///
564	EFI_IPv4_ADDRESS LocalIpAddress;
565	///
566	/// The remote IPv4 address.
567	///
568	EFI_IPv4_ADDRESS RemoteIpAddress;
569	///
570	/// The local port number.
571	///
572	UINT16 LocalPort;
573	///
574	/// The remote port number.
575	///
576	UINT16 RemotePort;
577	///
578	/// The network protocol(i.e. UDP, TCP).
579	///
580	UINT16 Protocol;
581	///
582	/// 0x00 - The Source IP Address was assigned though DHCP.
583	/// 0x01 - The Source IP Address is statically bound.
584	///
585	BOOLEAN StaticIpAddress;
586	///
587	/// The gateway IP address
588	///
589	EFI_IPv4_ADDRESS GatewayIpAddress;
590	///
591	/// The subnet mask
592	///
593	EFI_IPv4_ADDRESS SubnetMask;
594	} IPv4_DEVICE_PATH;
595
596	///
597	/// IPv6 Device Path SubType.
598	///
599	#define MSG_IPv6_DP 0x0d
600	typedef struct {
601	EFI_DEVICE_PATH_PROTOCOL Header;
602	///
603	/// The local IPv6 address.
604	///
605	EFI_IPv6_ADDRESS LocalIpAddress;
606	///
607	/// The remote IPv6 address.
608	///
609	EFI_IPv6_ADDRESS RemoteIpAddress;
610	///
611	/// The local port number.
612	///
613	UINT16 LocalPort;
614	///
615	/// The remote port number.
616	///
617	UINT16 RemotePort;
618	///
619	/// The network protocol(i.e. UDP, TCP).
620	///
621	UINT16 Protocol;
622	///
623	/// 0x00 - The Local IP Address was manually configured.
624	/// 0x01 - The Local IP Address is assigned through IPv6
625	/// stateless auto-configuration.
626	/// 0x02 - The Local IP Address is assigned through IPv6
627	/// stateful configuration.
628	///
629	UINT8 IpAddressOrigin;
630	///
631	/// The prefix length
632	///
633	UINT8 PrefixLength;
634	///
635	/// The gateway IP address
636	///
637	EFI_IPv6_ADDRESS GatewayIpAddress;
638	} IPv6_DEVICE_PATH;
639
640	///
641	/// InfiniBand Device Path SubType.
642	///
643	#define MSG_INFINIBAND_DP 0x09
644	typedef struct {
645	EFI_DEVICE_PATH_PROTOCOL Header;
646	///
647	/// Flags to help identify/manage InfiniBand device path elements:
648	/// Bit 0 - IOC/Service (0b = IOC, 1b = Service).
649	/// Bit 1 - Extend Boot Environment.
650	/// Bit 2 - Console Protocol.
651	/// Bit 3 - Storage Protocol.
652	/// Bit 4 - Network Protocol.
653	/// All other bits are reserved.
654	///
655	UINT32 ResourceFlags;
656	///
657	/// 128-bit Global Identifier for remote fabric port.
658	///
659	UINT8 PortGid[16];
660	///
661	/// 64-bit unique identifier to remote IOC or server process.
662	/// Interpretation of field specified by Resource Flags (bit 0).
663	///
664	UINT64 ServiceId;
665	///
666	/// 64-bit persistent ID of remote IOC port.
667	///
668	UINT64 TargetPortId;
669	///
670	/// 64-bit persistent ID of remote device.
671	///
672	UINT64 DeviceId;
673	} INFINIBAND_DEVICE_PATH;
674
675	#define INFINIBAND_RESOURCE_FLAG_IOC_SERVICE 0x01
676	#define INFINIBAND_RESOURCE_FLAG_EXTENDED_BOOT_ENVIRONMENT 0x02
677	#define INFINIBAND_RESOURCE_FLAG_CONSOLE_PROTOCOL 0x04
678	#define INFINIBAND_RESOURCE_FLAG_STORAGE_PROTOCOL 0x08
679	#define INFINIBAND_RESOURCE_FLAG_NETWORK_PROTOCOL 0x10
680
681	///
682	/// UART Device Path SubType.
683	///
684	#define MSG_UART_DP 0x0e
685	typedef struct {
686	EFI_DEVICE_PATH_PROTOCOL Header;
687	///
688	/// Reserved.
689	///
690	UINT32 Reserved;
691	///
692	/// The baud rate setting for the UART style device. A value of 0
693	/// means that the device's default baud rate will be used.
694	///
695	UINT64 BaudRate;
696	///
697	/// The number of data bits for the UART style device. A value
698	/// of 0 means that the device's default number of data bits will be used.
699	///
700	UINT8 DataBits;
701	///
702	/// The parity setting for the UART style device.
703	/// Parity 0x00 - Default Parity.
704	/// Parity 0x01 - No Parity.
705	/// Parity 0x02 - Even Parity.
706	/// Parity 0x03 - Odd Parity.
707	/// Parity 0x04 - Mark Parity.
708	/// Parity 0x05 - Space Parity.
709	///
710	UINT8 Parity;
711	///
712	/// The number of stop bits for the UART style device.
713	/// Stop Bits 0x00 - Default Stop Bits.
714	/// Stop Bits 0x01 - 1 Stop Bit.
715	/// Stop Bits 0x02 - 1.5 Stop Bits.
716	/// Stop Bits 0x03 - 2 Stop Bits.
717	///
718	UINT8 StopBits;
719	} UART_DEVICE_PATH;
720
721	//
722	// Use VENDOR_DEVICE_PATH struct
723	//
724	#define MSG_VENDOR_DP 0x0a
725	typedef VENDOR_DEVICE_PATH VENDOR_DEFINED_DEVICE_PATH;
726
727	#define DEVICE_PATH_MESSAGING_PC_ANSI EFI_PC_ANSI_GUID
728	#define DEVICE_PATH_MESSAGING_VT_100 EFI_VT_100_GUID
729	#define DEVICE_PATH_MESSAGING_VT_100_PLUS EFI_VT_100_PLUS_GUID
730	#define DEVICE_PATH_MESSAGING_VT_UTF8 EFI_VT_UTF8_GUID
731
732	///
733	/// A new device path node is defined to declare flow control characteristics.
734	/// UART Flow Control Messaging Device Path
735	///
736	typedef struct {
737	EFI_DEVICE_PATH_PROTOCOL Header;
738	///
739	/// DEVICE_PATH_MESSAGING_UART_FLOW_CONTROL GUID.
740	///
741	EFI_GUID Guid;
742	///
743	/// Bitmap of supported flow control types.
744	/// Bit 0 set indicates hardware flow control.
745	/// Bit 1 set indicates Xon/Xoff flow control.
746	/// All other bits are reserved and are clear.
747	///
748	UINT32 FlowControlMap;
749	} UART_FLOW_CONTROL_DEVICE_PATH;
750
751	#define UART_FLOW_CONTROL_HARDWARE 0x00000001
752	#define UART_FLOW_CONTROL_XON_XOFF 0x00000010
753
754	#define DEVICE_PATH_MESSAGING_SAS EFI_SAS_DEVICE_PATH_GUID
755	///
756	/// Serial Attached SCSI (SAS) Device Path.
757	///
758	typedef struct {
759	EFI_DEVICE_PATH_PROTOCOL Header;
760	///
761	/// DEVICE_PATH_MESSAGING_SAS GUID.
762	///
763	EFI_GUID Guid;
764	///
765	/// Reserved for future use.
766	///
767	UINT32 Reserved;
768	///
769	/// SAS Address for Serial Attached SCSI Target.
770	///
771	UINT64 SasAddress;
772	///
773	/// SAS Logical Unit Number.
774	///
775	UINT64 Lun;
776	///
777	/// More Information about the device and its interconnect.
778	///
779	UINT16 DeviceTopology;
780	///
781	/// Relative Target Port (RTP).
782	///
783	UINT16 RelativeTargetPort;
784	} SAS_DEVICE_PATH;
785
786	///
787	/// Serial Attached SCSI (SAS) Ex Device Path SubType
788	///
789	#define MSG_SASEX_DP 0x16
790	typedef struct {
791	EFI_DEVICE_PATH_PROTOCOL Header;
792	///
793	/// 8-byte array of the SAS Address for Serial Attached SCSI Target Port.
794	///
795	UINT8 SasAddress[8];
796	///
797	/// 8-byte array of the SAS Logical Unit Number.
798	///
799	UINT8 Lun[8];
800	///
801	/// More Information about the device and its interconnect.
802	///
803	UINT16 DeviceTopology;
804	///
805	/// Relative Target Port (RTP).
806	///
807	UINT16 RelativeTargetPort;
808	} SASEX_DEVICE_PATH;
809
810	///
811	/// NvmExpress Namespace Device Path SubType.
812	///
813	#define MSG_NVME_NAMESPACE_DP 0x17
814	typedef struct {
815	EFI_DEVICE_PATH_PROTOCOL Header;
816	UINT32 NamespaceId;
817	UINT64 NamespaceUuid;
818	} NVME_NAMESPACE_DEVICE_PATH;
819
820	///
821	/// DNS Device Path SubType
822	///
823	#define MSG_DNS_DP 0x1F
824	typedef struct {
825	EFI_DEVICE_PATH_PROTOCOL Header;
826	///
827	/// Indicates the DNS server address is IPv4 or IPv6 address.
828	///
829	UINT8 IsIPv6;
830	///
831	/// Instance of the DNS server address.
832	///
833	EFI_IP_ADDRESS DnsServerIp[];
834	} DNS_DEVICE_PATH;
835
836	///
837	/// Uniform Resource Identifiers (URI) Device Path SubType
838	///
839	#define MSG_URI_DP 0x18
840	typedef struct {
841	EFI_DEVICE_PATH_PROTOCOL Header;
842	///
843	/// Instance of the URI pursuant to RFC 3986.
844	///
845	CHAR8 Uri[];
846	} URI_DEVICE_PATH;
847
848	///
849	/// Universal Flash Storage (UFS) Device Path SubType.
850	///
851	#define MSG_UFS_DP 0x19
852	typedef struct {
853	EFI_DEVICE_PATH_PROTOCOL Header;
854	///
855	/// Target ID on the UFS bus (PUN).
856	///
857	UINT8 Pun;
858	///
859	/// Logical Unit Number (LUN).
860	///
861	UINT8 Lun;
862	} UFS_DEVICE_PATH;
863
864	///
865	/// SD (Secure Digital) Device Path SubType.
866	///
867	#define MSG_SD_DP 0x1A
868	typedef struct {
869	EFI_DEVICE_PATH_PROTOCOL Header;
870	UINT8 SlotNumber;
871	} SD_DEVICE_PATH;
872
873	///
874	/// EMMC (Embedded MMC) Device Path SubType.
875	///
876	#define MSG_EMMC_DP 0x1D
877	typedef struct {
878	EFI_DEVICE_PATH_PROTOCOL Header;
879	UINT8 SlotNumber;
880	} EMMC_DEVICE_PATH;
881
882	///
883	/// iSCSI Device Path SubType
884	///
885	#define MSG_ISCSI_DP 0x13
886	typedef struct {
887	EFI_DEVICE_PATH_PROTOCOL Header;
888	///
889	/// Network Protocol (0 = TCP, 1+ = reserved).
890	///
891	UINT16 NetworkProtocol;
892	///
893	/// iSCSI Login Options.
894	///
895	UINT16 LoginOption;
896	///
897	/// iSCSI Logical Unit Number.
898	///
899	UINT64 Lun;
900	///
901	/// iSCSI Target Portal group tag the initiator intends
902	/// to establish a session with.
903	///
904	UINT16 TargetPortalGroupTag;
905	///
906	/// iSCSI NodeTarget Name. The length of the name
907	/// is determined by subtracting the offset of this field from Length.
908	///
909	/// CHAR8 iSCSI Target Name.
910	} ISCSI_DEVICE_PATH;
911
912	#define ISCSI_LOGIN_OPTION_NO_HEADER_DIGEST 0x0000
913	#define ISCSI_LOGIN_OPTION_HEADER_DIGEST_USING_CRC32C 0x0002
914	#define ISCSI_LOGIN_OPTION_NO_DATA_DIGEST 0x0000
915	#define ISCSI_LOGIN_OPTION_DATA_DIGEST_USING_CRC32C 0x0008
916	#define ISCSI_LOGIN_OPTION_AUTHMETHOD_CHAP 0x0000
917	#define ISCSI_LOGIN_OPTION_AUTHMETHOD_NON 0x1000
918	#define ISCSI_LOGIN_OPTION_CHAP_BI 0x0000
919	#define ISCSI_LOGIN_OPTION_CHAP_UNI 0x2000
920
921	///
922	/// VLAN Device Path SubType.
923	///
924	#define MSG_VLAN_DP 0x14
925	typedef struct {
926	EFI_DEVICE_PATH_PROTOCOL Header;
927	///
928	/// VLAN identifier (0-4094).
929	///
930	UINT16 VlanId;
931	} VLAN_DEVICE_PATH;
932
933	///
934	/// Bluetooth Device Path SubType.
935	///
936	#define MSG_BLUETOOTH_DP 0x1b
937	typedef struct {
938	EFI_DEVICE_PATH_PROTOCOL Header;
939	///
940	/// 48bit Bluetooth device address.
941	///
942	BLUETOOTH_ADDRESS BD_ADDR;
943	} BLUETOOTH_DEVICE_PATH;
944
945	///
946	/// Wi-Fi Device Path SubType.
947	///
948	#define MSG_WIFI_DP 0x1C
949	typedef struct {
950	EFI_DEVICE_PATH_PROTOCOL Header;
951	///
952	/// Service set identifier. A 32-byte octets string.
953	///
954	UINT8 SSId[32];
955	} WIFI_DEVICE_PATH;
956
957	///
958	/// Bluetooth LE Device Path SubType.
959	///
960	#define MSG_BLUETOOTH_LE_DP 0x1E
961	typedef struct {
962	EFI_DEVICE_PATH_PROTOCOL Header;
963	BLUETOOTH_LE_ADDRESS Address;
964	} BLUETOOTH_LE_DEVICE_PATH;
965
966	//
967	// Media Device Path
968	//
969	#define MEDIA_DEVICE_PATH 0x04
970
971	///
972	/// Hard Drive Media Device Path SubType.
973	///
974	#define MEDIA_HARDDRIVE_DP 0x01
975
976	///
977	/// The Hard Drive Media Device Path is used to represent a partition on a hard drive.
978	///
979	typedef struct {
980	EFI_DEVICE_PATH_PROTOCOL Header;
981	///
982	/// Describes the entry in a partition table, starting with entry 1.
983	/// Partition number zero represents the entire device. Valid
984	/// partition numbers for a MBR partition are [1, 4]. Valid
985	/// partition numbers for a GPT partition are [1, NumberOfPartitionEntries].
986	///
987	UINT32 PartitionNumber;
988	///
989	/// Starting LBA of the partition on the hard drive.
990	///
991	UINT64 PartitionStart;
992	///
993	/// Size of the partition in units of Logical Blocks.
994	///
995	UINT64 PartitionSize;
996	///
997	/// Signature unique to this partition:
998	/// If SignatureType is 0, this field has to be initialized with 16 zeros.
999	/// If SignatureType is 1, the MBR signature is stored in the first 4 bytes of this field.
1000	/// The other 12 bytes are initialized with zeros.
1001	/// If SignatureType is 2, this field contains a 16 byte signature.
1002	///
1003	UINT8 Signature[16];
1004	///
1005	/// Partition Format: (Unused values reserved).
1006	/// 0x01 - PC-AT compatible legacy MBR.
1007	/// 0x02 - GUID Partition Table.
1008	///
1009	UINT8 MBRType;
1010	///
1011	/// Type of Disk Signature: (Unused values reserved).
1012	/// 0x00 - No Disk Signature.
1013	/// 0x01 - 32-bit signature from address 0x1b8 of the type 0x01 MBR.
1014	/// 0x02 - GUID signature.
1015	///
1016	UINT8 SignatureType;
1017	} HARDDRIVE_DEVICE_PATH;
1018
1019	#define MBR_TYPE_PCAT 0x01
1020	#define MBR_TYPE_EFI_PARTITION_TABLE_HEADER 0x02
1021
1022	#define NO_DISK_SIGNATURE 0x00
1023	#define SIGNATURE_TYPE_MBR 0x01
1024	#define SIGNATURE_TYPE_GUID 0x02
1025
1026	///
1027	/// CD-ROM Media Device Path SubType.
1028	///
1029	#define MEDIA_CDROM_DP 0x02
1030
1031	///
1032	/// The CD-ROM Media Device Path is used to define a system partition that exists on a CD-ROM.
1033	///
1034	typedef struct {
1035	EFI_DEVICE_PATH_PROTOCOL Header;
1036	///
1037	/// Boot Entry number from the Boot Catalog. The Initial/Default entry is defined as zero.
1038	///
1039	UINT32 BootEntry;
1040	///
1041	/// Starting RBA of the partition on the medium. CD-ROMs use Relative logical Block Addressing.
1042	///
1043	UINT64 PartitionStart;
1044	///
1045	/// Size of the partition in units of Blocks, also called Sectors.
1046	///
1047	UINT64 PartitionSize;
1048	} CDROM_DEVICE_PATH;
1049
1050	//
1051	// Use VENDOR_DEVICE_PATH struct
1052	//
1053	#define MEDIA_VENDOR_DP 0x03 ///< Media vendor device path subtype.
1054
1055	///
1056	/// File Path Media Device Path SubType
1057	///
1058	#define MEDIA_FILEPATH_DP 0x04
1059	typedef struct {
1060	EFI_DEVICE_PATH_PROTOCOL Header;
1061	///
1062	/// A NULL-terminated Path string including directory and file names.
1063	///
1064	CHAR16 PathName[1];
1065	} FILEPATH_DEVICE_PATH;
1066
1067	#define SIZE_OF_FILEPATH_DEVICE_PATH OFFSET_OF(FILEPATH_DEVICE_PATH,PathName)
1068
1069	///
1070	/// Media Protocol Device Path SubType.
1071	///
1072	#define MEDIA_PROTOCOL_DP 0x05
1073
1074	///
1075	/// The Media Protocol Device Path is used to denote the protocol that is being
1076	/// used in a device path at the location of the path specified.
1077	/// Many protocols are inherent to the style of device path.
1078	///
1079	typedef struct {
1080	EFI_DEVICE_PATH_PROTOCOL Header;
1081	///
1082	/// The ID of the protocol.
1083	///
1084	EFI_GUID Protocol;
1085	} MEDIA_PROTOCOL_DEVICE_PATH;
1086
1087	///
1088	/// PIWG Firmware File SubType.
1089	///
1090	#define MEDIA_PIWG_FW_FILE_DP 0x06
1091
1092	///
1093	/// This device path is used by systems implementing the UEFI PI Specification 1.0 to describe a firmware file.
1094	///
1095	typedef struct {
1096	EFI_DEVICE_PATH_PROTOCOL Header;
1097	///
1098	/// Firmware file name
1099	///
1100	EFI_GUID FvFileName;
1101	} MEDIA_FW_VOL_FILEPATH_DEVICE_PATH;
1102
1103	///
1104	/// PIWG Firmware Volume Device Path SubType.
1105	///
1106	#define MEDIA_PIWG_FW_VOL_DP 0x07
1107
1108	///
1109	/// This device path is used by systems implementing the UEFI PI Specification 1.0 to describe a firmware volume.
1110	///
1111	typedef struct {
1112	EFI_DEVICE_PATH_PROTOCOL Header;
1113	///
1114	/// Firmware volume name.
1115	///
1116	EFI_GUID FvName;
1117	} MEDIA_FW_VOL_DEVICE_PATH;
1118
1119	///
1120	/// Media relative offset range device path.
1121	///
1122	#define MEDIA_RELATIVE_OFFSET_RANGE_DP 0x08
1123
1124	///
1125	/// Used to describe the offset range of media relative.
1126	///
1127	typedef struct {
1128	EFI_DEVICE_PATH_PROTOCOL Header;
1129	UINT32 Reserved;
1130	UINT64 StartingOffset;
1131	UINT64 EndingOffset;
1132	} MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH;
1133
1134	///
1135	/// This GUID defines a RAM Disk supporting a raw disk format in volatile memory.
1136	///
1137	#define EFI_VIRTUAL_DISK_GUID EFI_ACPI_6_0_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_DISK_REGION_VOLATILE
1138
1139	extern EFI_GUID gEfiVirtualDiskGuid;
1140
1141	///
1142	/// This GUID defines a RAM Disk supporting an ISO image in volatile memory.
1143	///
1144	#define EFI_VIRTUAL_CD_GUID EFI_ACPI_6_0_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_CD_REGION_VOLATILE
1145
1146	extern EFI_GUID gEfiVirtualCdGuid;
1147
1148	///
1149	/// This GUID defines a RAM Disk supporting a raw disk format in persistent memory.
1150	///
1151	#define EFI_PERSISTENT_VIRTUAL_DISK_GUID EFI_ACPI_6_0_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_DISK_REGION_PERSISTENT
1152
1153	extern EFI_GUID gEfiPersistentVirtualDiskGuid;
1154
1155	///
1156	/// This GUID defines a RAM Disk supporting an ISO image in persistent memory.
1157	///
1158	#define EFI_PERSISTENT_VIRTUAL_CD_GUID EFI_ACPI_6_0_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_CD_REGION_PERSISTENT
1159
1160	extern EFI_GUID gEfiPersistentVirtualCdGuid;
1161
1162	///
1163	/// Media ram disk device path.
1164	///
1165	#define MEDIA_RAM_DISK_DP 0x09
1166
1167	///
1168	/// Used to describe the ram disk device path.
1169	///
1170	typedef struct {
1171	EFI_DEVICE_PATH_PROTOCOL Header;
1172	///
1173	/// Starting Memory Address.
1174	///
1175	UINT32 StartingAddr[2];
1176	///
1177	/// Ending Memory Address.
1178	///
1179	UINT32 EndingAddr[2];
1180	///
1181	/// GUID that defines the type of the RAM Disk.
1182	///
1183	EFI_GUID TypeGuid;
1184	///
1185	/// RAM Diskinstance number, if supported. The default value is zero.
1186	///
1187	UINT16 Instance;
1188	} MEDIA_RAM_DISK_DEVICE_PATH;
1189
1190	///
1191	/// BIOS Boot Specification Device Path.
1192	///
1193	#define BBS_DEVICE_PATH 0x05
1194
1195	///
1196	/// BIOS Boot Specification Device Path SubType.
1197	///
1198	#define BBS_BBS_DP 0x01
1199
1200	///
1201	/// This Device Path is used to describe the booting of non-EFI-aware operating systems.
1202	///
1203	typedef struct {
1204	EFI_DEVICE_PATH_PROTOCOL Header;
1205	///
1206	/// Device Type as defined by the BIOS Boot Specification.
1207	///
1208	UINT16 DeviceType;
1209	///
1210	/// Status Flags as defined by the BIOS Boot Specification.
1211	///
1212	UINT16 StatusFlag;
1213	///
1214	/// Null-terminated ASCII string that describes the boot device to a user.
1215	///
1216	CHAR8 String[1];
1217	} BBS_BBS_DEVICE_PATH;
1218
1219	//
1220	// DeviceType definitions - from BBS specification
1221	//
1222	#define BBS_TYPE_FLOPPY 0x01
1223	#define BBS_TYPE_HARDDRIVE 0x02
1224	#define BBS_TYPE_CDROM 0x03
1225	#define BBS_TYPE_PCMCIA 0x04
1226	#define BBS_TYPE_USB 0x05
1227	#define BBS_TYPE_EMBEDDED_NETWORK 0x06
1228	#define BBS_TYPE_BEV 0x80
1229	#define BBS_TYPE_UNKNOWN 0xFF
1230
1231
1232	///
1233	/// Union of all possible Device Paths and pointers to Device Paths.
1234	///
1235	typedef union {
1236	EFI_DEVICE_PATH_PROTOCOL DevPath;
1237	PCI_DEVICE_PATH Pci;
1238	PCCARD_DEVICE_PATH PcCard;
1239	MEMMAP_DEVICE_PATH MemMap;
1240	VENDOR_DEVICE_PATH Vendor;
1241
1242	CONTROLLER_DEVICE_PATH Controller;
1243	BMC_DEVICE_PATH Bmc;
1244	ACPI_HID_DEVICE_PATH Acpi;
1245	ACPI_EXTENDED_HID_DEVICE_PATH ExtendedAcpi;
1246	ACPI_ADR_DEVICE_PATH AcpiAdr;
1247
1248	ATAPI_DEVICE_PATH Atapi;
1249	SCSI_DEVICE_PATH Scsi;
1250	ISCSI_DEVICE_PATH Iscsi;
1251	FIBRECHANNEL_DEVICE_PATH FibreChannel;
1252	FIBRECHANNELEX_DEVICE_PATH FibreChannelEx;
1253
1254	F1394_DEVICE_PATH F1394;
1255	USB_DEVICE_PATH Usb;
1256	SATA_DEVICE_PATH Sata;
1257	USB_CLASS_DEVICE_PATH UsbClass;
1258	USB_WWID_DEVICE_PATH UsbWwid;
1259	DEVICE_LOGICAL_UNIT_DEVICE_PATH LogicUnit;
1260	I2O_DEVICE_PATH I2O;
1261	MAC_ADDR_DEVICE_PATH MacAddr;
1262	IPv4_DEVICE_PATH Ipv4;
1263	IPv6_DEVICE_PATH Ipv6;
1264	VLAN_DEVICE_PATH Vlan;
1265	INFINIBAND_DEVICE_PATH InfiniBand;
1266	UART_DEVICE_PATH Uart;
1267	UART_FLOW_CONTROL_DEVICE_PATH UartFlowControl;
1268	SAS_DEVICE_PATH Sas;
1269	SASEX_DEVICE_PATH SasEx;
1270	NVME_NAMESPACE_DEVICE_PATH NvmeNamespace;
1271	DNS_DEVICE_PATH Dns;
1272	URI_DEVICE_PATH Uri;
1273	BLUETOOTH_DEVICE_PATH Bluetooth;
1274	WIFI_DEVICE_PATH WiFi;
1275	UFS_DEVICE_PATH Ufs;
1276	SD_DEVICE_PATH Sd;
1277	EMMC_DEVICE_PATH Emmc;
1278	HARDDRIVE_DEVICE_PATH HardDrive;
1279	CDROM_DEVICE_PATH CD;
1280
1281	FILEPATH_DEVICE_PATH FilePath;
1282	MEDIA_PROTOCOL_DEVICE_PATH MediaProtocol;
1283
1284	MEDIA_FW_VOL_DEVICE_PATH FirmwareVolume;
1285	MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FirmwareFile;
1286	MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH Offset;
1287	MEDIA_RAM_DISK_DEVICE_PATH RamDisk;
1288	BBS_BBS_DEVICE_PATH Bbs;
1289	} EFI_DEV_PATH;
1290
1291
1292
1293	typedef union {
1294	EFI_DEVICE_PATH_PROTOCOL *DevPath;
1295	PCI_DEVICE_PATH *Pci;
1296	PCCARD_DEVICE_PATH *PcCard;
1297	MEMMAP_DEVICE_PATH *MemMap;
1298	VENDOR_DEVICE_PATH *Vendor;
1299
1300	CONTROLLER_DEVICE_PATH *Controller;
1301	BMC_DEVICE_PATH *Bmc;
1302	ACPI_HID_DEVICE_PATH *Acpi;
1303	ACPI_EXTENDED_HID_DEVICE_PATH *ExtendedAcpi;
1304	ACPI_ADR_DEVICE_PATH *AcpiAdr;
1305
1306	ATAPI_DEVICE_PATH *Atapi;
1307	SCSI_DEVICE_PATH *Scsi;
1308	ISCSI_DEVICE_PATH *Iscsi;
1309	FIBRECHANNEL_DEVICE_PATH *FibreChannel;
1310	FIBRECHANNELEX_DEVICE_PATH *FibreChannelEx;
1311
1312	F1394_DEVICE_PATH *F1394;
1313	USB_DEVICE_PATH *Usb;
1314	SATA_DEVICE_PATH *Sata;
1315	USB_CLASS_DEVICE_PATH *UsbClass;
1316	USB_WWID_DEVICE_PATH *UsbWwid;
1317	DEVICE_LOGICAL_UNIT_DEVICE_PATH *LogicUnit;
1318	I2O_DEVICE_PATH *I2O;
1319	MAC_ADDR_DEVICE_PATH *MacAddr;
1320	IPv4_DEVICE_PATH *Ipv4;
1321	IPv6_DEVICE_PATH *Ipv6;
1322	VLAN_DEVICE_PATH *Vlan;
1323	INFINIBAND_DEVICE_PATH *InfiniBand;
1324	UART_DEVICE_PATH *Uart;
1325	UART_FLOW_CONTROL_DEVICE_PATH *UartFlowControl;
1326	SAS_DEVICE_PATH *Sas;
1327	SASEX_DEVICE_PATH *SasEx;
1328	NVME_NAMESPACE_DEVICE_PATH *NvmeNamespace;
1329	DNS_DEVICE_PATH *Dns;
1330	URI_DEVICE_PATH *Uri;
1331	BLUETOOTH_DEVICE_PATH *Bluetooth;
1332	WIFI_DEVICE_PATH *WiFi;
1333	UFS_DEVICE_PATH *Ufs;
1334	SD_DEVICE_PATH *Sd;
1335	EMMC_DEVICE_PATH *Emmc;
1336	HARDDRIVE_DEVICE_PATH *HardDrive;
1337	CDROM_DEVICE_PATH *CD;
1338
1339	FILEPATH_DEVICE_PATH *FilePath;
1340	MEDIA_PROTOCOL_DEVICE_PATH *MediaProtocol;
1341
1342	MEDIA_FW_VOL_DEVICE_PATH *FirmwareVolume;
1343	MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *FirmwareFile;
1344	MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH *Offset;
1345	MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
1346	BBS_BBS_DEVICE_PATH *Bbs;
1347	UINT8 *Raw;
1348	} EFI_DEV_PATH_PTR;
1349
1350	#pragma pack()
1351
1352	#define END_DEVICE_PATH_TYPE 0x7f
1353	#define END_ENTIRE_DEVICE_PATH_SUBTYPE 0xFF
1354	#define END_INSTANCE_DEVICE_PATH_SUBTYPE 0x01
1355
1356	extern EFI_GUID gEfiDevicePathProtocolGuid;
1357
1358	#endif

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source: vbox/trunk/src/VBox/Devices/EFI/FirmwareNew/MdePkg/Include/Protocol/DevicePath.h@ 77662

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