xref: /freebsd/sys/dev/usb/usb.h (revision 783d3ff6d7fae619db8a7990b8a6387de0c677b5)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
5  * Copyright (c) 1998 The NetBSD Foundation, Inc. All rights reserved.
6  * Copyright (c) 1998 Lennart Augustsson. All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 /*
31  * This file contains standard definitions for the following USB
32  * protocol versions:
33  *
34  * USB v1.0
35  * USB v1.1
36  * USB v2.0
37  * USB v3.0
38  */
39 
40 #ifndef _USB_STANDARD_H_
41 #define	_USB_STANDARD_H_
42 
43 #if defined(_KERNEL) || defined(_STANDALONE)
44 #ifndef USB_GLOBAL_INCLUDE_FILE
45 #include "opt_usb.h"
46 #endif
47 
48 /* Declare parent SYSCTL USB node. */
49 #ifdef SYSCTL_DECL
50 SYSCTL_DECL(_hw_usb);
51 #endif
52 
53 #ifndef USB_GLOBAL_INCLUDE_FILE
54 #include <sys/malloc.h>
55 #endif
56 
57 MALLOC_DECLARE(M_USB);
58 MALLOC_DECLARE(M_USBDEV);
59 #endif	/* _KERNEL || _STANDALONE */
60 
61 #ifndef USB_GLOBAL_INCLUDE_FILE
62 #include <dev/usb/usb_endian.h>
63 #include <dev/usb/usb_freebsd.h>
64 #endif
65 
66 #define	USB_STACK_VERSION 2000		/* 2.0 */
67 
68 /* Definition of some hardcoded USB constants. */
69 
70 #define	USB_MAX_IPACKET		8	/* initial USB packet size */
71 #define	USB_EP_MAX (2*16)		/* hardcoded */
72 #define	USB_ROOT_HUB_ADDR 1		/* index */
73 #define	USB_MIN_DEVICES 2		/* unused + root HUB */
74 #define	USB_UNCONFIG_INDEX 0xFF		/* internal use only */
75 #define	USB_IFACE_INDEX_ANY 0xFF	/* internal use only */
76 #define	USB_START_ADDR 0		/* default USB device BUS address
77 					 * after USB bus reset */
78 #define	USB_CONTROL_ENDPOINT 0		/* default control endpoint */
79 
80 #define	USB_FRAMES_PER_SECOND_FS 1000	/* full speed */
81 #define	USB_FRAMES_PER_SECOND_HS 8000	/* high speed */
82 
83 #define	USB_FS_BYTES_PER_HS_UFRAME 188	/* bytes */
84 #define	USB_HS_MICRO_FRAMES_MAX 8	/* units */
85 
86 #define	USB_ISOC_TIME_MAX 128		/* ms */
87 
88 /*
89  * Minimum time a device needs to be powered down to go through a
90  * power cycle. These values are not in the USB specification.
91  */
92 #define	USB_POWER_DOWN_TIME	200	/* ms */
93 #define	USB_PORT_POWER_DOWN_TIME	100	/* ms */
94 
95 /* Definition of software USB power modes */
96 #define	USB_POWER_MODE_OFF 0		/* turn off device */
97 #define	USB_POWER_MODE_ON 1		/* always on */
98 #define	USB_POWER_MODE_SAVE 2		/* automatic suspend and resume */
99 #define	USB_POWER_MODE_SUSPEND 3	/* force suspend */
100 #define	USB_POWER_MODE_RESUME 4		/* force resume */
101 
102 /* These are the values from the USB specification. */
103 #define	USB_PORT_RESET_DELAY_SPEC	10	/* ms */
104 #define	USB_PORT_ROOT_RESET_DELAY_SPEC	50	/* ms */
105 #define	USB_PORT_RESET_RECOVERY_SPEC	10	/* ms */
106 #define	USB_PORT_POWERUP_DELAY_SPEC	100	/* ms */
107 #define	USB_PORT_RESUME_DELAY_SPEC	20	/* ms */
108 #define	USB_SET_ADDRESS_SETTLE_SPEC	2	/* ms */
109 #define	USB_RESUME_DELAY_SPEC		(20*5)	/* ms */
110 #define	USB_RESUME_WAIT_SPEC		10	/* ms */
111 #define	USB_RESUME_RECOVERY_SPEC	10	/* ms */
112 #define	USB_EXTRA_POWER_UP_TIME_SPEC	0	/* ms */
113 
114 /* Allow for marginal and non-conforming devices. */
115 #define	USB_PORT_RESET_DELAY		50	/* ms */
116 #define	USB_PORT_ROOT_RESET_DELAY	200	/* ms */
117 #define	USB_PORT_RESET_RECOVERY		10	/* ms */
118 #define	USB_PORT_POWERUP_DELAY		300	/* ms */
119 #define	USB_PORT_RESUME_DELAY		(20*2)	/* ms */
120 #define	USB_SET_ADDRESS_SETTLE		10	/* ms */
121 #define	USB_RESUME_DELAY		(50*5)	/* ms */
122 #define	USB_RESUME_WAIT			50	/* ms */
123 #define	USB_RESUME_RECOVERY		50	/* ms */
124 #define	USB_EXTRA_POWER_UP_TIME		20	/* ms */
125 #define	USB_ENUM_NICE_TIME		16	/* ms */
126 
127 #define	USB_MIN_POWER		100	/* mA */
128 #define	USB_MAX_POWER		500	/* mA */
129 
130 #define	USB_BUS_RESET_DELAY	100	/* ms */
131 
132 /*
133  * USB record layout in memory:
134  *
135  * - USB config 0
136  *   - USB interfaces
137  *     - USB alternative interfaces
138  *       - USB endpoints
139  *
140  * - USB config 1
141  *   - USB interfaces
142  *     - USB alternative interfaces
143  *       - USB endpoints
144  */
145 
146 /* Declaration of USB records */
147 
148 struct usb_device_request {
149 	uByte	bmRequestType;
150 	uByte	bRequest;
151 	uWord	wValue;
152 	uWord	wIndex;
153 	uWord	wLength;
154 } __packed;
155 typedef struct usb_device_request usb_device_request_t;
156 
157 #define	UT_WRITE		0x00
158 #define	UT_READ			0x80
159 #define	UT_STANDARD		0x00
160 #define	UT_CLASS		0x20
161 #define	UT_VENDOR		0x40
162 #define	UT_DEVICE		0x00
163 #define	UT_INTERFACE		0x01
164 #define	UT_ENDPOINT		0x02
165 #define	UT_OTHER		0x03
166 
167 #define	UT_READ_DEVICE		(UT_READ  | UT_STANDARD | UT_DEVICE)
168 #define	UT_READ_INTERFACE	(UT_READ  | UT_STANDARD | UT_INTERFACE)
169 #define	UT_READ_ENDPOINT	(UT_READ  | UT_STANDARD | UT_ENDPOINT)
170 #define	UT_WRITE_DEVICE		(UT_WRITE | UT_STANDARD | UT_DEVICE)
171 #define	UT_WRITE_INTERFACE	(UT_WRITE | UT_STANDARD | UT_INTERFACE)
172 #define	UT_WRITE_ENDPOINT	(UT_WRITE | UT_STANDARD | UT_ENDPOINT)
173 #define	UT_READ_CLASS_DEVICE	(UT_READ  | UT_CLASS | UT_DEVICE)
174 #define	UT_READ_CLASS_INTERFACE	(UT_READ  | UT_CLASS | UT_INTERFACE)
175 #define	UT_READ_CLASS_OTHER	(UT_READ  | UT_CLASS | UT_OTHER)
176 #define	UT_READ_CLASS_ENDPOINT	(UT_READ  | UT_CLASS | UT_ENDPOINT)
177 #define	UT_WRITE_CLASS_DEVICE	(UT_WRITE | UT_CLASS | UT_DEVICE)
178 #define	UT_WRITE_CLASS_INTERFACE (UT_WRITE | UT_CLASS | UT_INTERFACE)
179 #define	UT_WRITE_CLASS_OTHER	(UT_WRITE | UT_CLASS | UT_OTHER)
180 #define	UT_WRITE_CLASS_ENDPOINT	(UT_WRITE | UT_CLASS | UT_ENDPOINT)
181 #define	UT_READ_VENDOR_DEVICE	(UT_READ  | UT_VENDOR | UT_DEVICE)
182 #define	UT_READ_VENDOR_INTERFACE (UT_READ  | UT_VENDOR | UT_INTERFACE)
183 #define	UT_READ_VENDOR_OTHER	(UT_READ  | UT_VENDOR | UT_OTHER)
184 #define	UT_READ_VENDOR_ENDPOINT	(UT_READ  | UT_VENDOR | UT_ENDPOINT)
185 #define	UT_WRITE_VENDOR_DEVICE	(UT_WRITE | UT_VENDOR | UT_DEVICE)
186 #define	UT_WRITE_VENDOR_INTERFACE (UT_WRITE | UT_VENDOR | UT_INTERFACE)
187 #define	UT_WRITE_VENDOR_OTHER	(UT_WRITE | UT_VENDOR | UT_OTHER)
188 #define	UT_WRITE_VENDOR_ENDPOINT (UT_WRITE | UT_VENDOR | UT_ENDPOINT)
189 
190 /* Requests */
191 #define	UR_GET_STATUS		0x00
192 #define	UR_CLEAR_FEATURE	0x01
193 #define	UR_SET_FEATURE		0x03
194 #define	UR_SET_ADDRESS		0x05
195 #define	UR_GET_DESCRIPTOR	0x06
196 #define	UDESC_DEVICE		0x01
197 #define	UDESC_CONFIG		0x02
198 #define	UDESC_STRING		0x03
199 #define	USB_LANGUAGE_TABLE	0x00	/* language ID string index */
200 #define	UDESC_INTERFACE		0x04
201 #define	UDESC_ENDPOINT		0x05
202 #define	UDESC_DEVICE_QUALIFIER	0x06
203 #define	UDESC_OTHER_SPEED_CONFIGURATION 0x07
204 #define	UDESC_INTERFACE_POWER	0x08
205 #define	UDESC_OTG		0x09
206 #define	UDESC_DEBUG		0x0A
207 #define	UDESC_IFACE_ASSOC	0x0B	/* interface association */
208 #define	UDESC_BOS		0x0F	/* binary object store */
209 #define	UDESC_DEVICE_CAPABILITY	0x10
210 #define	UDESC_CS_DEVICE		0x21	/* class specific */
211 #define	UDESC_CS_CONFIG		0x22
212 #define	UDESC_CS_STRING		0x23
213 #define	UDESC_CS_INTERFACE	0x24
214 #define	UDESC_CS_ENDPOINT	0x25
215 #define	UDESC_HUB		0x29
216 #define	UDESC_SS_HUB		0x2A	/* super speed */
217 #define	UDESC_ENDPOINT_SS_COMP	0x30	/* super speed */
218 #define	UR_SET_DESCRIPTOR	0x07
219 #define	UR_GET_CONFIG		0x08
220 #define	UR_SET_CONFIG		0x09
221 #define	UR_GET_INTERFACE	0x0a
222 #define	UR_SET_INTERFACE	0x0b
223 #define	UR_SYNCH_FRAME		0x0c
224 #define	UR_SET_SEL		0x30
225 #define	UR_ISOCH_DELAY		0x31
226 
227 /* HUB specific request */
228 #define	UR_GET_BUS_STATE	0x02
229 #define	UR_CLEAR_TT_BUFFER	0x08
230 #define	UR_RESET_TT		0x09
231 #define	UR_GET_TT_STATE		0x0a
232 #define	UR_STOP_TT		0x0b
233 #define	UR_SET_AND_TEST		0x0c	/* USB 2.0 only */
234 #define	UR_SET_HUB_DEPTH	0x0c	/* USB 3.0 only */
235 #define	USB_SS_HUB_DEPTH_MAX	5
236 #define	UR_GET_PORT_ERR_COUNT	0x0d
237 
238 /* Feature numbers */
239 #define	UF_ENDPOINT_HALT	0
240 #define	UF_DEVICE_REMOTE_WAKEUP	1
241 #define	UF_TEST_MODE		2
242 #define	UF_U1_ENABLE		0x30
243 #define	UF_U2_ENABLE		0x31
244 #define	UF_LTM_ENABLE		0x32
245 
246 /* HUB specific features */
247 #define	UHF_C_HUB_LOCAL_POWER	0
248 #define	UHF_C_HUB_OVER_CURRENT	1
249 #define	UHF_PORT_CONNECTION	0
250 #define	UHF_PORT_ENABLE		1
251 #define	UHF_PORT_SUSPEND	2
252 #define	UHF_PORT_OVER_CURRENT	3
253 #define	UHF_PORT_RESET		4
254 #define	UHF_PORT_LINK_STATE	5
255 #define	UHF_PORT_POWER		8
256 #define	UHF_PORT_LOW_SPEED	9
257 #define	UHF_PORT_L1		10
258 #define	UHF_C_PORT_CONNECTION	16
259 #define	UHF_C_PORT_ENABLE	17
260 #define	UHF_C_PORT_SUSPEND	18
261 #define	UHF_C_PORT_OVER_CURRENT	19
262 #define	UHF_C_PORT_RESET	20
263 #define	UHF_PORT_TEST		21
264 #define	UHF_PORT_INDICATOR	22
265 #define	UHF_C_PORT_L1		23
266 
267 /* SuperSpeed HUB specific features */
268 #define	UHF_PORT_U1_TIMEOUT	23
269 #define	UHF_PORT_U2_TIMEOUT	24
270 #define	UHF_C_PORT_LINK_STATE	25
271 #define	UHF_C_PORT_CONFIG_ERROR	26
272 #define	UHF_PORT_REMOTE_WAKE_MASK	27
273 #define	UHF_BH_PORT_RESET	28
274 #define	UHF_C_BH_PORT_RESET	29
275 #define	UHF_FORCE_LINKPM_ACCEPT	30
276 
277 /* SuperSpeed suspend support */
278 #define	USB_INTERFACE_FUNC_SUSPEND 0
279 #define	USB_INTERFACE_FUNC_SUSPEND_LP	(1 << 8)
280 #define	USB_INTERFACE_FUNC_SUSPEND_RW	(1 << 9)
281 
282 struct usb_descriptor {
283 	uByte	bLength;
284 	uByte	bDescriptorType;
285 	uByte	bDescriptorSubtype;
286 } __packed;
287 typedef struct usb_descriptor usb_descriptor_t;
288 
289 struct usb_device_descriptor {
290 	uByte	bLength;
291 	uByte	bDescriptorType;
292 	uWord	bcdUSB;
293 #define	UD_USB_2_0		0x0200
294 #define	UD_USB_3_0		0x0300
295 #define	UD_IS_USB2(d) ((d)->bcdUSB[1] == 0x02)
296 #define	UD_IS_USB3(d) ((d)->bcdUSB[1] == 0x03)
297 	uByte	bDeviceClass;
298 	uByte	bDeviceSubClass;
299 	uByte	bDeviceProtocol;
300 	uByte	bMaxPacketSize;
301 	/* The fields below are not part of the initial descriptor. */
302 	uWord	idVendor;
303 	uWord	idProduct;
304 	uWord	bcdDevice;
305 	uByte	iManufacturer;
306 	uByte	iProduct;
307 	uByte	iSerialNumber;
308 	uByte	bNumConfigurations;
309 } __packed;
310 typedef struct usb_device_descriptor usb_device_descriptor_t;
311 
312 /* Binary Device Object Store (BOS) */
313 struct usb_bos_descriptor {
314 	uByte	bLength;
315 	uByte	bDescriptorType;
316 	uWord	wTotalLength;
317 	uByte	bNumDeviceCaps;
318 } __packed;
319 typedef struct usb_bos_descriptor usb_bos_descriptor_t;
320 
321 /* Binary Device Object Store Capability */
322 struct usb_bos_cap_descriptor {
323 	uByte	bLength;
324 	uByte	bDescriptorType;
325 	uByte	bDevCapabilityType;
326 #define	USB_DEVCAP_RESERVED	0x00
327 #define	USB_DEVCAP_WUSB		0x01
328 #define	USB_DEVCAP_USB2EXT	0x02
329 #define	USB_DEVCAP_SUPER_SPEED	0x03
330 #define	USB_DEVCAP_CONTAINER_ID	0x04
331 	/* data ... */
332 } __packed;
333 typedef struct usb_bos_cap_descriptor usb_bos_cap_descriptor_t;
334 
335 struct usb_devcap_usb2ext_descriptor {
336 	uByte	bLength;
337 	uByte	bDescriptorType;
338 	uByte	bDevCapabilityType;
339 	uDWord	bmAttributes;
340 #define	USB_V2EXT_LPM (1U << 1)
341 #define	USB_V2EXT_BESL_SUPPORTED (1U << 2)
342 #define	USB_V2EXT_BESL_BASELINE_VALID (1U << 3)
343 #define	USB_V2EXT_BESL_DEEP_VALID (1U << 4)
344 #define	USB_V2EXT_BESL_BASELINE_GET(x) (((x) >> 8) & 0xF)
345 #define	USB_V2EXT_BESL_DEEP_GET(x) (((x) >> 12) & 0xF)
346 } __packed;
347 typedef struct usb_devcap_usb2ext_descriptor usb_devcap_usb2ext_descriptor_t;
348 
349 struct usb_devcap_ss_descriptor {
350 	uByte	bLength;
351 	uByte	bDescriptorType;
352 	uByte	bDevCapabilityType;
353 	uByte	bmAttributes;
354 	uWord	wSpeedsSupported;
355 	uByte	bFunctionalitySupport;
356 	uByte	bU1DevExitLat;
357 	uWord	wU2DevExitLat;
358 } __packed;
359 typedef struct usb_devcap_ss_descriptor usb_devcap_ss_descriptor_t;
360 
361 struct usb_devcap_container_id_descriptor {
362 	uByte	bLength;
363 	uByte	bDescriptorType;
364 	uByte	bDevCapabilityType;
365 	uByte	bReserved;
366 	uByte	bContainerID;
367 } __packed;
368 typedef struct usb_devcap_container_id_descriptor
369 		usb_devcap_container_id_descriptor_t;
370 
371 /* Device class codes */
372 #define	UDCLASS_IN_INTERFACE	0x00
373 #define	UDCLASS_COMM		0x02
374 #define	UDCLASS_HUB		0x09
375 #define	UDSUBCLASS_HUB		0x00
376 #define	UDPROTO_FSHUB		0x00
377 #define	UDPROTO_HSHUBSTT	0x01
378 #define	UDPROTO_HSHUBMTT	0x02
379 #define	UDPROTO_SSHUB		0x03
380 #define	UDCLASS_DIAGNOSTIC	0xdc
381 #define	UDCLASS_WIRELESS	0xe0
382 #define	UDSUBCLASS_RF		0x01
383 #define	UDPROTO_BLUETOOTH	0x01
384 #define	UDCLASS_VENDOR		0xff
385 
386 struct usb_config_descriptor {
387 	uByte	bLength;
388 	uByte	bDescriptorType;
389 	uWord	wTotalLength;
390 	uByte	bNumInterface;
391 	uByte	bConfigurationValue;
392 #define	USB_UNCONFIG_NO 0
393 	uByte	iConfiguration;
394 	uByte	bmAttributes;
395 #define	UC_BUS_POWERED		0x80
396 #define	UC_SELF_POWERED		0x40
397 #define	UC_REMOTE_WAKEUP	0x20
398 	uByte	bMaxPower;		/* max current in 2 mA units */
399 #define	UC_POWER_FACTOR 2
400 } __packed;
401 typedef struct usb_config_descriptor usb_config_descriptor_t;
402 
403 struct usb_interface_descriptor {
404 	uByte	bLength;
405 	uByte	bDescriptorType;
406 	uByte	bInterfaceNumber;
407 	uByte	bAlternateSetting;
408 	uByte	bNumEndpoints;
409 	uByte	bInterfaceClass;
410 	uByte	bInterfaceSubClass;
411 	uByte	bInterfaceProtocol;
412 	uByte	iInterface;
413 } __packed;
414 typedef struct usb_interface_descriptor usb_interface_descriptor_t;
415 
416 struct usb_interface_assoc_descriptor {
417 	uByte	bLength;
418 	uByte	bDescriptorType;
419 	uByte	bFirstInterface;
420 	uByte	bInterfaceCount;
421 	uByte	bFunctionClass;
422 	uByte	bFunctionSubClass;
423 	uByte	bFunctionProtocol;
424 	uByte	iFunction;
425 } __packed;
426 typedef struct usb_interface_assoc_descriptor usb_interface_assoc_descriptor_t;
427 
428 /* Interface class codes */
429 #define	UICLASS_UNSPEC		0x00
430 #define	UICLASS_AUDIO		0x01	/* audio */
431 #define	UISUBCLASS_AUDIOCONTROL	1
432 #define	UISUBCLASS_AUDIOSTREAM		2
433 #define	UISUBCLASS_MIDISTREAM		3
434 
435 #define	UICLASS_CDC		0x02	/* communication */
436 #define	UISUBCLASS_DIRECT_LINE_CONTROL_MODEL	1
437 #define	UISUBCLASS_ABSTRACT_CONTROL_MODEL	2
438 #define	UISUBCLASS_TELEPHONE_CONTROL_MODEL	3
439 #define	UISUBCLASS_MULTICHANNEL_CONTROL_MODEL	4
440 #define	UISUBCLASS_CAPI_CONTROLMODEL		5
441 #define	UISUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL 6
442 #define	UISUBCLASS_ATM_NETWORKING_CONTROL_MODEL 7
443 #define	UISUBCLASS_WIRELESS_HANDSET_CM 8
444 #define	UISUBCLASS_DEVICE_MGMT 9
445 #define	UISUBCLASS_MOBILE_DIRECT_LINE_MODEL 10
446 #define	UISUBCLASS_OBEX 11
447 #define	UISUBCLASS_ETHERNET_EMULATION_MODEL 12
448 #define	UISUBCLASS_NETWORK_CONTROL_MODEL 13
449 
450 #define	UIPROTO_CDC_NONE		0
451 #define	UIPROTO_CDC_AT			1
452 #define	UIPROTO_CDC_EEM			7
453 
454 #define	UICLASS_HID		0x03
455 #define	UISUBCLASS_BOOT		1
456 #define	UIPROTO_BOOT_KEYBOARD	1
457 #define	UIPROTO_MOUSE		2
458 
459 #define	UICLASS_PHYSICAL	0x05
460 #define	UICLASS_IMAGE		0x06
461 #define	UISUBCLASS_SIC		1	/* still image class */
462 #define	UICLASS_PRINTER		0x07
463 #define	UISUBCLASS_PRINTER	1
464 #define	UIPROTO_PRINTER_UNI	1
465 #define	UIPROTO_PRINTER_BI	2
466 #define	UIPROTO_PRINTER_1284	3
467 
468 #define	UICLASS_MASS		0x08
469 #define	UISUBCLASS_RBC		1
470 #define	UISUBCLASS_SFF8020I	2
471 #define	UISUBCLASS_QIC157	3
472 #define	UISUBCLASS_UFI		4
473 #define	UISUBCLASS_SFF8070I	5
474 #define	UISUBCLASS_SCSI		6
475 #define	UIPROTO_MASS_CBI_I	0
476 #define	UIPROTO_MASS_CBI	1
477 #define	UIPROTO_MASS_BBB_OLD	2	/* Not in the spec anymore */
478 #define	UIPROTO_MASS_BBB	80	/* 'P' for the Iomega Zip drive */
479 
480 #define	UICLASS_HUB		0x09
481 #define	UISUBCLASS_HUB		0
482 #define	UIPROTO_FSHUB		0
483 #define	UIPROTO_HSHUBSTT	0	/* Yes, same as previous */
484 #define	UIPROTO_HSHUBMTT	1
485 
486 #define	UICLASS_CDC_DATA	0x0a
487 #define	UISUBCLASS_DATA		0x00
488 #define	UIPROTO_DATA_ISDNBRI		0x30	/* Physical iface */
489 #define	UIPROTO_DATA_HDLC		0x31	/* HDLC */
490 #define	UIPROTO_DATA_TRANSPARENT	0x32	/* Transparent */
491 #define	UIPROTO_DATA_Q921M		0x50	/* Management for Q921 */
492 #define	UIPROTO_DATA_Q921		0x51	/* Data for Q921 */
493 #define	UIPROTO_DATA_Q921TM		0x52	/* TEI multiplexer for Q921 */
494 #define	UIPROTO_DATA_V42BIS		0x90	/* Data compression */
495 #define	UIPROTO_DATA_Q931		0x91	/* Euro-ISDN */
496 #define	UIPROTO_DATA_V120		0x92	/* V.24 rate adaption */
497 #define	UIPROTO_DATA_CAPI		0x93	/* CAPI 2.0 commands */
498 #define	UIPROTO_DATA_HOST_BASED		0xfd	/* Host based driver */
499 #define	UIPROTO_DATA_PUF		0xfe	/* see Prot. Unit Func. Desc. */
500 #define	UIPROTO_DATA_VENDOR		0xff	/* Vendor specific */
501 #define	UIPROTO_DATA_NCM		0x01	/* Network Control Model */
502 
503 #define	UICLASS_SMARTCARD	0x0b
504 #define	UICLASS_FIRM_UPD	0x0c
505 #define	UICLASS_SECURITY	0x0d
506 #define	UICLASS_DIAGNOSTIC	0xdc
507 #define	UICLASS_WIRELESS	0xe0
508 #define	UISUBCLASS_RF			0x01
509 #define	UIPROTO_BLUETOOTH		0x01
510 #define	UIPROTO_RNDIS			0x03
511 
512 #define	UICLASS_IAD		0xEF	/* Interface Association Descriptor */
513 #define	UISUBCLASS_SYNC			0x01
514 #define	UIPROTO_ACTIVESYNC		0x01
515 
516 #define	UICLASS_APPL_SPEC	0xfe
517 #define	UISUBCLASS_FIRMWARE_DOWNLOAD	1
518 #define	UISUBCLASS_IRDA			2
519 #define	UIPROTO_IRDA			0
520 
521 #define	UICLASS_VENDOR		0xff
522 #define	UISUBCLASS_XBOX360_CONTROLLER	0x5d
523 #define	UISUBCLASS_VENDOR	0xff
524 #define	UIPROTO_XBOX360_GAMEPAD	0x01
525 
526 struct usb_endpoint_descriptor {
527 	uByte	bLength;
528 	uByte	bDescriptorType;
529 	uByte	bEndpointAddress;
530 #define	UE_GET_DIR(a)	((a) & 0x80)
531 #define	UE_SET_DIR(a,d)	((a) | (((d)&1) << 7))
532 #define	UE_DIR_IN	0x80		/* IN-token endpoint, fixed */
533 #define	UE_DIR_OUT	0x00		/* OUT-token endpoint, fixed */
534 #define	UE_DIR_RX	0xfd		/* for internal use only! */
535 #define	UE_DIR_TX	0xfe		/* for internal use only! */
536 #define	UE_DIR_ANY	0xff		/* for internal use only! */
537 #define	UE_ADDR		0x0f
538 #define	UE_ADDR_ANY	0xff		/* for internal use only! */
539 #define	UE_GET_ADDR(a)	((a) & UE_ADDR)
540 	uByte	bmAttributes;
541 #define	UE_XFERTYPE	0x03
542 #define	UE_CONTROL	0x00
543 #define	UE_ISOCHRONOUS	0x01
544 #define	UE_BULK	0x02
545 #define	UE_INTERRUPT	0x03
546 #define	UE_BULK_INTR	0xfe		/* for internal use only! */
547 #define	UE_TYPE_ANY	0xff		/* for internal use only! */
548 #define	UE_GET_XFERTYPE(a)	((a) & UE_XFERTYPE)
549 #define	UE_ISO_TYPE	0x0c
550 #define	UE_ISO_ASYNC	0x04
551 #define	UE_ISO_ADAPT	0x08
552 #define	UE_ISO_SYNC	0x0c
553 #define	UE_GET_ISO_TYPE(a)	((a) & UE_ISO_TYPE)
554 #define	UE_ISO_USAGE	0x30
555 #define	UE_ISO_USAGE_DATA	0x00
556 #define	UE_ISO_USAGE_FEEDBACK	0x10
557 #define	UE_ISO_USAGE_IMPLICT_FB	0x20
558 #define	UE_GET_ISO_USAGE(a)	((a) & UE_ISO_USAGE)
559 	uWord	wMaxPacketSize;
560 #define	UE_ZERO_MPS 0xFFFF		/* for internal use only */
561 	uByte	bInterval;
562 } __packed;
563 typedef struct usb_endpoint_descriptor usb_endpoint_descriptor_t;
564 
565 struct usb_endpoint_ss_comp_descriptor {
566 	uByte	bLength;
567 	uByte	bDescriptorType;
568 	uByte	bMaxBurst;
569 	uByte	bmAttributes;
570 #define	UE_GET_BULK_STREAMS(x) ((x) & 0x0F)
571 #define	UE_GET_SS_ISO_MULT(x) ((x) & 0x03)
572 	uWord	wBytesPerInterval;
573 } __packed;
574 typedef struct usb_endpoint_ss_comp_descriptor
575 		usb_endpoint_ss_comp_descriptor_t;
576 
577 struct usb_string_descriptor {
578 	uByte	bLength;
579 	uByte	bDescriptorType;
580 	uWord	bString[126];
581 	uByte	bUnused;
582 } __packed;
583 typedef struct usb_string_descriptor usb_string_descriptor_t;
584 
585 #define	USB_MAKE_STRING_DESC(m,name)	\
586 static const struct {			\
587   uByte bLength;			\
588   uByte bDescriptorType;		\
589   uByte bData[sizeof((uint8_t []){m})];	\
590 } __packed name = {			\
591   .bLength = sizeof(name),		\
592   .bDescriptorType = UDESC_STRING,	\
593   .bData = { m },			\
594 }
595 
596 struct usb_string_lang {
597 	uByte bLength;
598 	uByte bDescriptorType;
599 	uByte bData[2];
600 } __packed;
601 typedef struct usb_string_lang usb_string_lang_t;
602 
603 struct usb_hub_descriptor {
604 	uByte	bDescLength;
605 	uByte	bDescriptorType;
606 	uByte	bNbrPorts;
607 	uWord	wHubCharacteristics;
608 #define	UHD_PWR			0x0003
609 #define	UHD_PWR_GANGED		0x0000
610 #define	UHD_PWR_INDIVIDUAL	0x0001
611 #define	UHD_PWR_NO_SWITCH	0x0002
612 #define	UHD_COMPOUND		0x0004
613 #define	UHD_OC			0x0018
614 #define	UHD_OC_GLOBAL		0x0000
615 #define	UHD_OC_INDIVIDUAL	0x0008
616 #define	UHD_OC_NONE		0x0010
617 #define	UHD_TT_THINK		0x0060
618 #define	UHD_TT_THINK_8		0x0000
619 #define	UHD_TT_THINK_16		0x0020
620 #define	UHD_TT_THINK_24		0x0040
621 #define	UHD_TT_THINK_32		0x0060
622 #define	UHD_PORT_IND		0x0080
623 	uByte	bPwrOn2PwrGood;		/* delay in 2 ms units */
624 #define	UHD_PWRON_FACTOR 2
625 	uByte	bHubContrCurrent;
626 	uByte	DeviceRemovable[32];	/* max 255 ports */
627 #define	UHD_NOT_REMOV(desc, i) \
628     (((desc)->DeviceRemovable[(i)/8] >> ((i) % 8)) & 1)
629 	uByte	PortPowerCtrlMask[1];	/* deprecated */
630 } __packed;
631 typedef struct usb_hub_descriptor usb_hub_descriptor_t;
632 
633 struct usb_hub_ss_descriptor {
634 	uByte	bLength;
635 	uByte	bDescriptorType;
636 	uByte	bNbrPorts;
637 	uWord	wHubCharacteristics;
638 	uByte	bPwrOn2PwrGood;		/* delay in 2 ms units */
639 	uByte	bHubContrCurrent;
640 	uByte	bHubHdrDecLat;
641 	uWord	wHubDelay;
642 	uByte	DeviceRemovable[32];	/* max 255 ports */
643 } __packed;
644 typedef struct usb_hub_ss_descriptor usb_hub_ss_descriptor_t;
645 
646 /* minimum HUB descriptor (8-ports maximum) */
647 struct usb_hub_descriptor_min {
648 	uByte	bDescLength;
649 	uByte	bDescriptorType;
650 	uByte	bNbrPorts;
651 	uWord	wHubCharacteristics;
652 	uByte	bPwrOn2PwrGood;
653 	uByte	bHubContrCurrent;
654 	uByte	DeviceRemovable[1];
655 	uByte	PortPowerCtrlMask[1];
656 } __packed;
657 typedef struct usb_hub_descriptor_min usb_hub_descriptor_min_t;
658 
659 struct usb_device_qualifier {
660 	uByte	bLength;
661 	uByte	bDescriptorType;
662 	uWord	bcdUSB;
663 	uByte	bDeviceClass;
664 	uByte	bDeviceSubClass;
665 	uByte	bDeviceProtocol;
666 	uByte	bMaxPacketSize0;
667 	uByte	bNumConfigurations;
668 	uByte	bReserved;
669 } __packed;
670 typedef struct usb_device_qualifier usb_device_qualifier_t;
671 
672 struct usb_otg_descriptor {
673 	uByte	bLength;
674 	uByte	bDescriptorType;
675 	uByte	bmAttributes;
676 #define	UOTG_SRP	0x01
677 #define	UOTG_HNP	0x02
678 } __packed;
679 typedef struct usb_otg_descriptor usb_otg_descriptor_t;
680 
681 /* OTG feature selectors */
682 #define	UOTG_B_HNP_ENABLE	3
683 #define	UOTG_A_HNP_SUPPORT	4
684 #define	UOTG_A_ALT_HNP_SUPPORT	5
685 
686 struct usb_status {
687 	uWord	wStatus;
688 /* Device status flags */
689 #define	UDS_SELF_POWERED		0x0001
690 #define	UDS_REMOTE_WAKEUP		0x0002
691 /* Endpoint status flags */
692 #define	UES_HALT			0x0001
693 } __packed;
694 typedef struct usb_status usb_status_t;
695 
696 struct usb_hub_status {
697 	uWord	wHubStatus;
698 #define	UHS_LOCAL_POWER			0x0001
699 #define	UHS_OVER_CURRENT		0x0002
700 	uWord	wHubChange;
701 } __packed;
702 typedef struct usb_hub_status usb_hub_status_t;
703 
704 struct usb_port_status {
705 	uWord	wPortStatus;
706 #define	UPS_CURRENT_CONNECT_STATUS	0x0001
707 #define	UPS_PORT_ENABLED		0x0002
708 #define	UPS_SUSPEND			0x0004
709 #define	UPS_OVERCURRENT_INDICATOR	0x0008
710 #define	UPS_RESET			0x0010
711 #define	UPS_PORT_L1			0x0020	/* USB 2.0 only */
712 /* The link-state bits are valid for Super-Speed USB HUBs */
713 #define	UPS_PORT_LINK_STATE_GET(x)	(((x) >> 5) & 0xF)
714 #define	UPS_PORT_LINK_STATE_SET(x)	(((x) & 0xF) << 5)
715 #define	UPS_PORT_LS_U0		0x00
716 #define	UPS_PORT_LS_U1		0x01
717 #define	UPS_PORT_LS_U2		0x02
718 #define	UPS_PORT_LS_U3		0x03
719 #define	UPS_PORT_LS_SS_DIS	0x04
720 #define	UPS_PORT_LS_RX_DET	0x05
721 #define	UPS_PORT_LS_SS_INA	0x06
722 #define	UPS_PORT_LS_POLL	0x07
723 #define	UPS_PORT_LS_RECOVER	0x08
724 #define	UPS_PORT_LS_HOT_RST	0x09
725 #define	UPS_PORT_LS_COMP_MODE	0x0A
726 #define	UPS_PORT_LS_LOOPBACK	0x0B
727 #define	UPS_PORT_LS_RESUME	0x0F
728 #define	UPS_PORT_POWER			0x0100
729 #define	UPS_PORT_POWER_SS		0x0200	/* super-speed only */
730 #define	UPS_LOW_SPEED			0x0200
731 #define	UPS_HIGH_SPEED			0x0400
732 #define	UPS_OTHER_SPEED			0x0600	/* currently FreeBSD specific */
733 #define	UPS_PORT_TEST			0x0800
734 #define	UPS_PORT_INDICATOR		0x1000
735 #define	UPS_PORT_MODE_DEVICE		0x8000	/* currently FreeBSD specific */
736 	uWord	wPortChange;
737 #define	UPS_C_CONNECT_STATUS		0x0001
738 #define	UPS_C_PORT_ENABLED		0x0002
739 #define	UPS_C_SUSPEND			0x0004
740 #define	UPS_C_OVERCURRENT_INDICATOR	0x0008
741 #define	UPS_C_PORT_RESET		0x0010
742 #define	UPS_C_PORT_L1			0x0020	/* USB 2.0 only */
743 #define	UPS_C_BH_PORT_RESET		0x0020	/* USB 3.0 only */
744 #define	UPS_C_PORT_LINK_STATE		0x0040
745 #define	UPS_C_PORT_CONFIG_ERROR		0x0080
746 } __packed;
747 typedef struct usb_port_status usb_port_status_t;
748 
749 /*
750  * The "USB_SPEED" macros defines all the supported USB speeds.
751  */
752 enum usb_dev_speed {
753 	USB_SPEED_VARIABLE,
754 	USB_SPEED_LOW,
755 	USB_SPEED_FULL,
756 	USB_SPEED_HIGH,
757 	USB_SPEED_SUPER,
758 };
759 #define	USB_SPEED_MAX	(USB_SPEED_SUPER+1)
760 
761 /*
762  * The "USB_REV" macros defines all the supported USB revisions.
763  */
764 enum usb_revision {
765 	USB_REV_UNKNOWN,
766 	USB_REV_PRE_1_0,
767 	USB_REV_1_0,
768 	USB_REV_1_1,
769 	USB_REV_2_0,
770 	USB_REV_2_5,
771 	USB_REV_3_0
772 };
773 #define	USB_REV_MAX	(USB_REV_3_0+1)
774 
775 /*
776  * Supported host controller modes.
777  */
778 enum usb_hc_mode {
779 	USB_MODE_HOST,		/* initiates transfers */
780 	USB_MODE_DEVICE,	/* bus transfer target */
781 	USB_MODE_DUAL		/* can be host or device */
782 };
783 #define	USB_MODE_MAX	(USB_MODE_DUAL+1)
784 
785 /*
786  * The "USB_STATE" enums define all the supported device states.
787  */
788 enum usb_dev_state {
789 	USB_STATE_DETACHED,
790 	USB_STATE_ATTACHED,
791 	USB_STATE_POWERED,
792 	USB_STATE_ADDRESSED,
793 	USB_STATE_CONFIGURED,
794 };
795 #define	USB_STATE_MAX	(USB_STATE_CONFIGURED+1)
796 
797 /*
798  * The "USB_EP_MODE" macros define all the currently supported
799  * endpoint modes.
800  */
801 enum usb_ep_mode {
802 	USB_EP_MODE_DEFAULT,
803 	USB_EP_MODE_STREAMS,	/* USB3.0 specific */
804 	USB_EP_MODE_HW_MASS_STORAGE,
805 	USB_EP_MODE_HW_SERIAL,
806 	USB_EP_MODE_HW_ETHERNET_CDC,
807 	USB_EP_MODE_HW_ETHERNET_NCM,
808 	USB_EP_MODE_MAX
809 };
810 #endif					/* _USB_STANDARD_H_ */
811