xref: /openbsd/sys/dev/usb/usb.h (revision 81508fe3)
1 /*	$OpenBSD: usb.h,v 1.63 2024/05/23 03:21:09 jsg Exp $ */
2 /*	$NetBSD: usb.h,v 1.69 2002/09/22 23:20:50 augustss Exp $	*/
3 /*	$FreeBSD: src/sys/dev/usb/usb.h,v 1.14 1999/11/17 22:33:46 n_hibma Exp $	*/
4 
5 /*
6  * Copyright (c) 1998 The NetBSD Foundation, Inc.
7  * All rights reserved.
8  *
9  * This code is derived from software contributed to The NetBSD Foundation
10  * by Lennart Augustsson (lennart@augustsson.net) at
11  * Carlstedt Research & Technology.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  * 1. Redistributions of source code must retain the above copyright
17  *    notice, this list of conditions and the following disclaimer.
18  * 2. Redistributions in binary form must reproduce the above copyright
19  *    notice, this list of conditions and the following disclaimer in the
20  *    documentation and/or other materials provided with the distribution.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32  * POSSIBILITY OF SUCH DAMAGE.
33  */
34 
35 
36 #ifndef _USB_H_
37 #define _USB_H_
38 
39 #include <sys/types.h>
40 
41 #include <sys/ioctl.h>
42 
43 #define USB_STACK_VERSION 2
44 
45 #define USB_MAX_DEVICES 128
46 #define USB_START_ADDR 0
47 
48 #define USB_CONTROL_ENDPOINT 0
49 #define USB_MAX_ENDPOINTS 16
50 
51 #define USB_FRAMES_PER_SECOND 1000
52 
53 /*
54  * The USB records contain some unaligned little-endian word
55  * components.  The U[SG]ETW macros take care of both the alignment
56  * and endian problem and should always be used to access non-byte
57  * values.
58  */
59 typedef u_int8_t uByte;
60 typedef u_int8_t uWord[2];
61 typedef u_int8_t uDWord[4];
62 
63 #define USETW2(w,h,l) ((w)[0] = (u_int8_t)(l), (w)[1] = (u_int8_t)(h))
64 
65 #if defined(__STRICT_ALIGNMENT) || _BYTE_ORDER != _LITTLE_ENDIAN
66 #define UGETW(w) ((w)[0] | ((w)[1] << 8))
67 #define USETW(w,v) ((w)[0] = (u_int8_t)(v), (w)[1] = (u_int8_t)((v) >> 8))
68 #define UGETDW(w) ((w)[0] | ((w)[1] << 8) | ((w)[2] << 16) | ((w)[3] << 24))
69 #define USETDW(w,v) ((w)[0] = (u_int8_t)(v), \
70 		     (w)[1] = (u_int8_t)((v) >> 8), \
71 		     (w)[2] = (u_int8_t)((v) >> 16), \
72 		     (w)[3] = (u_int8_t)((v) >> 24))
73 #else
74 /*
75  * On little-endian machines that can handle unaligned accesses
76  * (e.g. i386) these macros can be replaced by the following.
77  */
78 #define UGETW(w) (*(u_int16_t *)(w))
79 #define USETW(w,v) (*(u_int16_t *)(w) = (v))
80 #define UGETDW(w) (*(u_int32_t *)(w))
81 #define USETDW(w,v) (*(u_int32_t *)(w) = (v))
82 #endif
83 
84 struct usb_device_request {
85 	uByte		bmRequestType;
86 	uByte		bRequest;
87 	uWord		wValue;
88 	uWord		wIndex;
89 	uWord		wLength;
90 } __packed;
91 typedef struct usb_device_request usb_device_request_t;
92 
93 #define UT_WRITE		0x00
94 #define UT_READ			0x80
95 #define UT_STANDARD		0x00
96 #define UT_CLASS		0x20
97 #define UT_VENDOR		0x40
98 #define UT_DEVICE		0x00
99 #define UT_INTERFACE		0x01
100 #define UT_ENDPOINT		0x02
101 #define UT_OTHER		0x03
102 
103 #define UT_READ_DEVICE		(UT_READ  | UT_STANDARD | UT_DEVICE)
104 #define UT_READ_INTERFACE	(UT_READ  | UT_STANDARD | UT_INTERFACE)
105 #define UT_READ_ENDPOINT	(UT_READ  | UT_STANDARD | UT_ENDPOINT)
106 #define UT_WRITE_DEVICE		(UT_WRITE | UT_STANDARD | UT_DEVICE)
107 #define UT_WRITE_INTERFACE	(UT_WRITE | UT_STANDARD | UT_INTERFACE)
108 #define UT_WRITE_ENDPOINT	(UT_WRITE | UT_STANDARD | UT_ENDPOINT)
109 #define UT_READ_CLASS_DEVICE	(UT_READ  | UT_CLASS | UT_DEVICE)
110 #define UT_READ_CLASS_INTERFACE	(UT_READ  | UT_CLASS | UT_INTERFACE)
111 #define UT_READ_CLASS_OTHER	(UT_READ  | UT_CLASS | UT_OTHER)
112 #define UT_READ_CLASS_ENDPOINT	(UT_READ  | UT_CLASS | UT_ENDPOINT)
113 #define UT_WRITE_CLASS_DEVICE	(UT_WRITE | UT_CLASS | UT_DEVICE)
114 #define UT_WRITE_CLASS_INTERFACE (UT_WRITE | UT_CLASS | UT_INTERFACE)
115 #define UT_WRITE_CLASS_OTHER	(UT_WRITE | UT_CLASS | UT_OTHER)
116 #define UT_WRITE_CLASS_ENDPOINT	(UT_WRITE | UT_CLASS | UT_ENDPOINT)
117 #define UT_READ_VENDOR_DEVICE	(UT_READ  | UT_VENDOR | UT_DEVICE)
118 #define UT_READ_VENDOR_INTERFACE (UT_READ  | UT_VENDOR | UT_INTERFACE)
119 #define UT_READ_VENDOR_OTHER	(UT_READ  | UT_VENDOR | UT_OTHER)
120 #define UT_READ_VENDOR_ENDPOINT	(UT_READ  | UT_VENDOR | UT_ENDPOINT)
121 #define UT_WRITE_VENDOR_DEVICE	(UT_WRITE | UT_VENDOR | UT_DEVICE)
122 #define UT_WRITE_VENDOR_INTERFACE (UT_WRITE | UT_VENDOR | UT_INTERFACE)
123 #define UT_WRITE_VENDOR_OTHER	(UT_WRITE | UT_VENDOR | UT_OTHER)
124 #define UT_WRITE_VENDOR_ENDPOINT (UT_WRITE | UT_VENDOR | UT_ENDPOINT)
125 
126 /* Requests */
127 #define UR_GET_STATUS		0x00
128 #define UR_CLEAR_FEATURE	0x01
129 #define UR_SET_FEATURE		0x03
130 #define UR_SET_ADDRESS		0x05
131 #define UR_GET_DESCRIPTOR	0x06
132 #define  UDESC_DEVICE		0x01
133 #define  UDESC_CONFIG		0x02
134 #define  UDESC_STRING		0x03
135 #define  UDESC_INTERFACE	0x04
136 #define  UDESC_ENDPOINT		0x05
137 #define  UDESC_DEVICE_QUALIFIER	0x06
138 #define  UDESC_OTHER_SPEED_CONFIGURATION 0x07
139 #define  UDESC_INTERFACE_POWER	0x08
140 #define  UDESC_OTG		0x09
141 #define  UDESC_DEBUG		0x0A
142 #define  UDESC_IFACE_ASSOC	0x0B	/* interface association */
143 #define  UDESC_BOS		0x0F	/* binary object store */
144 #define  UDESC_DEVICE_CAPABILITY	0x10
145 #define  UDESC_CS_DEVICE	0x21	/* class specific */
146 #define  UDESC_CS_CONFIG	0x22
147 #define  UDESC_CS_STRING	0x23
148 #define  UDESC_CS_INTERFACE	0x24
149 #define  UDESC_CS_ENDPOINT	0x25
150 #define  UDESC_HUB		0x29
151 #define  UDESC_SS_HUB		0x2A	/* super speed */
152 #define  UDESC_ENDPOINT_SS_COMP	0x30	/* super speed */
153 #define UR_SET_DESCRIPTOR	0x07
154 #define UR_GET_CONFIG		0x08
155 #define UR_SET_CONFIG		0x09
156 #define UR_GET_INTERFACE	0x0a
157 #define UR_SET_INTERFACE	0x0b
158 #define UR_SYNCH_FRAME		0x0c
159 
160 /* Feature numbers */
161 #define UF_ENDPOINT_HALT	0
162 #define UF_DEVICE_REMOTE_WAKEUP	1
163 #define UF_TEST_MODE		2
164 
165 #define USB_MAX_IPACKET		8 /* maximum size of the initial packet */
166 
167 #define USB_2_MAX_CTRL_PACKET  64
168 #define USB_2_MAX_BULK_PACKET  512
169 
170 struct usb_descriptor {
171 	uByte		bLength;
172 	uByte		bDescriptorType;
173 	uByte		bDescriptorSubtype;
174 } __packed;
175 typedef struct usb_descriptor usb_descriptor_t;
176 
177 struct usb_device_descriptor {
178 	uByte		bLength;
179 	uByte		bDescriptorType;
180 	uWord		bcdUSB;
181 	uByte		bDeviceClass;
182 	uByte		bDeviceSubClass;
183 	uByte		bDeviceProtocol;
184 	uByte		bMaxPacketSize;
185 	/* The fields below are not part of the initial descriptor. */
186 	uWord		idVendor;
187 	uWord		idProduct;
188 	uWord		bcdDevice;
189 	uByte		iManufacturer;
190 	uByte		iProduct;
191 	uByte		iSerialNumber;
192 	uByte		bNumConfigurations;
193 } __packed;
194 typedef struct usb_device_descriptor usb_device_descriptor_t;
195 #define USB_DEVICE_DESCRIPTOR_SIZE 18
196 
197 struct usb_config_descriptor {
198 	uByte		bLength;
199 	uByte		bDescriptorType;
200 	uWord		wTotalLength;
201 	uByte		bNumInterfaces;
202 	uByte		bConfigurationValue;
203 	uByte		iConfiguration;
204 	uByte		bmAttributes;
205 #define UC_BUS_POWERED		0x80
206 #define UC_SELF_POWERED		0x40
207 #define UC_REMOTE_WAKEUP	0x20
208 	uByte		bMaxPower; /* max current in 2 mA units */
209 #define UC_POWER_FACTOR 2
210 } __packed;
211 typedef struct usb_config_descriptor usb_config_descriptor_t;
212 #define USB_CONFIG_DESCRIPTOR_SIZE 9
213 
214 struct usb_interface_descriptor {
215 	uByte		bLength;
216 	uByte		bDescriptorType;
217 	uByte		bInterfaceNumber;
218 	uByte		bAlternateSetting;
219 	uByte		bNumEndpoints;
220 	uByte		bInterfaceClass;
221 	uByte		bInterfaceSubClass;
222 	uByte		bInterfaceProtocol;
223 	uByte		iInterface;
224 } __packed;
225 typedef struct usb_interface_descriptor usb_interface_descriptor_t;
226 #define USB_INTERFACE_DESCRIPTOR_SIZE 9
227 
228 struct usb_interface_assoc_descriptor {
229 	uByte		bLength;
230 	uByte		bDescriptorType;
231 	uByte		bFirstInterface;
232 	uByte		bInterfaceCount;
233 	uByte		bFunctionClass;
234 	uByte		bFunctionSubClass;
235 	uByte		bFunctionProtocol;
236 	uByte		iFunction;
237 } __packed;
238 typedef struct usb_interface_assoc_descriptor usb_interface_assoc_descriptor_t;
239 #define USB_INTERFACE_ASSOC_DESCRIPTOR_SIZE 8
240 
241 struct usb_endpoint_descriptor {
242 	uByte		bLength;
243 	uByte		bDescriptorType;
244 	uByte		bEndpointAddress;
245 #define UE_GET_DIR(a)	((a) & 0x80)
246 #define UE_SET_DIR(a,d)	((a) | (((d)&1) << 7))
247 #define UE_DIR_IN	0x80
248 #define UE_DIR_OUT	0x00
249 #define UE_ADDR		0x0f
250 #define UE_GET_ADDR(a)	((a) & UE_ADDR)
251 	uByte		bmAttributes;
252 #define UE_XFERTYPE	0x03
253 #define  UE_CONTROL	0x00
254 #define  UE_ISOCHRONOUS	0x01
255 #define  UE_BULK	0x02
256 #define  UE_INTERRUPT	0x03
257 #define UE_GET_XFERTYPE(a)	((a) & UE_XFERTYPE)
258 #define UE_ISO_TYPE	0x0c
259 #define  UE_ISO_ASYNC	0x04
260 #define  UE_ISO_ADAPT	0x08
261 #define  UE_ISO_SYNC	0x0c
262 #define UE_GET_ISO_TYPE(a)	((a) & UE_ISO_TYPE)
263 	uWord		wMaxPacketSize;
264 #define UE_GET_TRANS(a)	(((a) >> 11) & 0x3)
265 #define UE_GET_SIZE(a)	((a) & 0x7ff)
266 	uByte		bInterval;
267 } __packed;
268 typedef struct usb_endpoint_descriptor usb_endpoint_descriptor_t;
269 #define USB_ENDPOINT_DESCRIPTOR_SIZE 7
270 
271 struct usb_endpoint_ss_comp_descriptor {
272 	uByte		bLength;
273 	uByte		bDescriptorType;
274 	uByte		bMaxBurst;
275 	uByte		bmAttributes;
276 #define UCE_BULK_MAX_STREAMS(a)	((a) & 0xff)
277 #define UCE_ISOC_MULT(a)	((a) & 0x0c)
278 #define UCE_ISOC_SSP_ISO(a)	((a) & 0x80)
279 	uWord		wBytesPerInterval;
280 } __packed;
281 typedef struct usb_endpoint_ss_comp_descriptor
282 		usb_endpoint_ss_comp_descriptor_t;
283 #define USB_ENDPOINT_SS_COMP_DESCRIPTOR_SIZE 6
284 
285 /*
286  * Note: The length of the USB string descriptor is stored in a one byte
287  * value and can therefore be no longer than 255 bytes.  Two bytes are
288  * used for the length itself and the descriptor type, a theoretical maximum
289  * of 253 bytes is left for the actual string data.  Since the strings are
290  * encoded as 2-byte unicode characters, only 252 bytes or 126 two-byte
291  * characters can be used.  USB_MAX_STRING_LEN is defined as 127, leaving
292  * space for the terminal '\0' character in C strings.
293  */
294 struct usb_string_descriptor {
295 	uByte		bLength;
296 	uByte		bDescriptorType;
297 	uWord		bString[126];
298 } __packed;
299 typedef struct usb_string_descriptor usb_string_descriptor_t;
300 #define USB_MAX_STRING_LEN 127
301 #define USB_LANGUAGE_TABLE 0	/* # of the string language id table */
302 
303 /* Hub specific request */
304 #define UR_GET_BUS_STATE	0x02
305 #define UR_CLEAR_TT_BUFFER	0x08
306 #define UR_RESET_TT		0x09
307 #define UR_GET_TT_STATE		0x0a
308 #define UR_STOP_TT		0x0b
309 #define UR_SET_DEPTH		0x0c
310 
311 /* Hub features */
312 #define UHF_C_HUB_LOCAL_POWER	0
313 #define UHF_C_HUB_OVER_CURRENT	1
314 
315 /* Port feature */
316 #define UHF_PORT_CONNECTION		0
317 #define UHF_PORT_ENABLE			1
318 #define UHF_PORT_SUSPEND		2
319 #define UHF_PORT_OVER_CURRENT		3
320 #define UHF_PORT_RESET			4
321 #define UHF_PORT_POWER			8
322 #define UHF_PORT_LOW_SPEED		9
323 #define UHF_C_PORT_CONNECTION		16
324 #define UHF_C_PORT_ENABLE		17
325 #define UHF_C_PORT_SUSPEND		18
326 #define UHF_C_PORT_OVER_CURRENT		19
327 #define UHF_C_PORT_RESET		20
328 #define UHF_PORT_TEST			21
329 #define UHF_PORT_INDICATOR		22
330 #define UHF_C_PORT_L1			23
331 #define UHF_PORT_DISOWN_TO_1_1		30
332 
333 /* Super-Speed Port feature */
334 #define UHF_PORT_U1_TIMEOUT		23
335 #define UHF_PORT_U2_TIMEOUT		24
336 #define UHF_C_PORT_LINK_STATE		25
337 #define UHF_C_PORT_CONFIG_ERROR		26
338 #define UHF_PORT_REMOTE_WAKE_MASK	27
339 #define UHF_BH_PORT_RESET		28
340 #define UHF_C_BH_PORT_RESET		29
341 #define UHF_FORCE_LINKPM_ACCEPT		30
342 
343 
344 struct usb_hub_descriptor {
345 	uByte		bDescLength;
346 	uByte		bDescriptorType;
347 	uByte		bNbrPorts;
348 	uWord		wHubCharacteristics;
349 #define UHD_PWR			0x0003
350 #define  UHD_PWR_GANGED		0x0000
351 #define  UHD_PWR_INDIVIDUAL	0x0001
352 #define  UHD_PWR_NO_SWITCH	0x0002
353 #define UHD_COMPOUND		0x0004
354 #define UHD_OC			0x0018
355 #define  UHD_OC_GLOBAL		0x0000
356 #define  UHD_OC_INDIVIDUAL	0x0008
357 #define  UHD_OC_NONE		0x0010
358 #define UHD_TT_THINK		0x0060
359 #define  UHD_TT_THINK_8		0x0000
360 #define  UHD_TT_THINK_16	0x0020
361 #define  UHD_TT_THINK_24	0x0040
362 #define  UHD_TT_THINK_32	0x0060
363 #define UHD_PORT_IND		0x0080
364 	uByte		bPwrOn2PwrGood;	/* delay in 2 ms units */
365 #define UHD_PWRON_FACTOR 2
366 	uByte		bHubContrCurrent;
367 	uByte		DeviceRemovable[32]; /* max 255 ports */
368 #define UHD_NOT_REMOV(desc, i) \
369     (((desc)->DeviceRemovable[(i)/8] >> ((i) % 8)) & 1)
370 } __packed;
371 typedef struct usb_hub_descriptor usb_hub_descriptor_t;
372 #define USB_HUB_DESCRIPTOR_SIZE 8
373 
374 struct usb_hub_ss_descriptor {
375 	uByte		bDescLength;
376 	uByte		bDescriptorType;
377 	uByte		bNbrPorts;
378 	uWord		wHubCharacteristics;
379 	uByte		bPwrOn2PwrGood;	/* delay in 2 ms units */
380 	uByte		bHubContrCurrent;
381 	uByte		bHubHdrDecLat;
382 	uWord		wHubDelay;
383 	uByte		DeviceRemovable[32]; /* max 255 ports */
384 } __packed;
385 typedef struct usb_hub_ss_descriptor usb_hub_ss_descriptor_t;
386 #define USB_HUB_SS_DESCRIPTOR_SIZE 11
387 
388 struct usb_device_qualifier {
389 	uByte		bLength;
390 	uByte		bDescriptorType;
391 	uWord		bcdUSB;
392 	uByte		bDeviceClass;
393 	uByte		bDeviceSubClass;
394 	uByte		bDeviceProtocol;
395 	uByte		bMaxPacketSize0;
396 	uByte		bNumConfigurations;
397 	uByte		bReserved;
398 } __packed;
399 typedef struct usb_device_qualifier usb_device_qualifier_t;
400 #define USB_DEVICE_QUALIFIER_SIZE 10
401 
402 struct usb_otg_descriptor {
403 	uByte		bLength;
404 	uByte		bDescriptorType;
405 	uByte		bmAttributes;
406 #define UOTG_SRP	0x01
407 #define UOTG_HNP	0x02
408 } __packed;
409 typedef struct usb_otg_descriptor usb_otg_descriptor_t;
410 
411 /* OTG feature selectors */
412 #define UOTG_B_HNP_ENABLE	3
413 #define UOTG_A_HNP_SUPPORT	4
414 #define UOTG_A_ALT_HNP_SUPPORT	5
415 
416 struct usb_status {
417 	uWord		wStatus;
418 /* Device status flags */
419 #define UDS_SELF_POWERED		0x0001
420 #define UDS_REMOTE_WAKEUP		0x0002
421 /* Endpoint status flags */
422 #define UES_HALT			0x0001
423 } __packed;
424 typedef struct usb_status usb_status_t;
425 
426 struct usb_hub_status {
427 	uWord		wHubStatus;
428 #define UHS_LOCAL_POWER			0x0001
429 #define UHS_OVER_CURRENT		0x0002
430 	uWord		wHubChange;
431 } __packed;
432 typedef struct usb_hub_status usb_hub_status_t;
433 
434 struct usb_port_status {
435 	uWord		wPortStatus;
436 #define UPS_CURRENT_CONNECT_STATUS	0x0001
437 #define UPS_PORT_ENABLED		0x0002
438 #define UPS_SUSPEND			0x0004
439 #define UPS_OVERCURRENT_INDICATOR	0x0008
440 #define UPS_RESET			0x0010
441 #define UPS_PORT_L1			0x0020	/* USB 2.0 only */
442 
443 /* Super-Speed port link state values. */
444 #define UPS_PORT_LS_U0			0x00
445 #define UPS_PORT_LS_U1			0x01
446 #define UPS_PORT_LS_U2			0x02
447 #define UPS_PORT_LS_U3			0x03
448 #define UPS_PORT_LS_SS_DISABLED		0x04
449 #define UPS_PORT_LS_RX_DETECT		0x05
450 #define UPS_PORT_LS_SS_INACTIVE		0x06
451 #define UPS_PORT_LS_POLLING		0x07
452 #define UPS_PORT_LS_RECOVERY		0x08
453 #define UPS_PORT_LS_HOT_RESET		0x09
454 #define UPS_PORT_LS_COMP_MOD		0x0a
455 #define UPS_PORT_LS_LOOPBACK		0x0b
456 #define UPS_PORT_LS_RESUME		0x0f
457 #define UPS_PORT_LS_GET(x)		(((x) >> 5) & 0xf)
458 #define UPS_PORT_LS_SET(x)		(((x) & 0xf) << 5)
459 
460 #define UPS_PORT_POWER			0x0100
461 #define UPS_PORT_POWER_SS		0x0200	/* USB 3.0 only */
462 #define UPS_FULL_SPEED			0x0000
463 #define UPS_LOW_SPEED			0x0200
464 #define UPS_HIGH_SPEED			0x0400
465 #define UPS_PORT_TEST			0x0800
466 #define UPS_PORT_INDICATOR		0x1000
467 
468 	uWord		wPortChange;
469 #define UPS_C_CONNECT_STATUS		0x0001
470 #define UPS_C_PORT_ENABLED		0x0002
471 #define UPS_C_SUSPEND			0x0004
472 #define UPS_C_OVERCURRENT_INDICATOR	0x0008
473 #define UPS_C_PORT_RESET		0x0010
474 #define UPS_C_PORT_L1			0x0020	/* USB 2.0 only */
475 #define UPS_C_BH_PORT_RESET		0x0020	/* USB 3.0 only */
476 #define UPS_C_PORT_LINK_STATE		0x0040
477 #define UPS_C_PORT_CONFIG_ERROR		0x0080
478 } __packed;
479 typedef struct usb_port_status usb_port_status_t;
480 
481 /* Device class codes */
482 #define UDCLASS_IN_INTERFACE	0x00
483 #define UDCLASS_COMM		0x02
484 #define UDCLASS_HUB		0x09
485 #define  UDSUBCLASS_HUB		0x00
486 #define  UDPROTO_FSHUB		0x00
487 #define  UDPROTO_HSHUBSTT	0x01
488 #define  UDPROTO_HSHUBMTT	0x02
489 #define  UDPROTO_SSHUB		0x03
490 #define UDCLASS_DIAGNOSTIC	0xdc
491 #define UDCLASS_WIRELESS	0xe0
492 #define UDCLASS_VIDEO		0xef
493 #define  UDSUBCLASS_RF		0x01
494 #define   UDPROTO_BLUETOOTH	0x01
495 #define UDCLASS_VENDOR		0xff
496 
497 /* Interface class codes */
498 #define UICLASS_UNSPEC		0x00
499 
500 #define UICLASS_AUDIO		0x01
501 #define  UISUBCLASS_AUDIOCONTROL	1
502 #define  UISUBCLASS_AUDIOSTREAM		2
503 #define  UISUBCLASS_MIDISTREAM		3
504 
505 #define UICLASS_CDC		0x02 /* communication */
506 #define	 UISUBCLASS_DIRECT_LINE_CONTROL_MODEL	1
507 #define  UISUBCLASS_ABSTRACT_CONTROL_MODEL	2
508 #define	 UISUBCLASS_TELEPHONE_CONTROL_MODEL	3
509 #define	 UISUBCLASS_MULTICHANNEL_CONTROL_MODEL	4
510 #define	 UISUBCLASS_CAPI_CONTROLMODEL		5
511 #define	 UISUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL 6
512 #define	 UISUBCLASS_ATM_NETWORKING_CONTROL_MODEL 7
513 #define	 UISUBCLASS_MOBILE_DIRECT_LINE_MODEL	10
514 #define	 UISUBCLASS_NETWORK_CONTROL_MODEL	13
515 #define	 UISUBCLASS_MOBILE_BROADBAND_INTERFACE_MODEL 14
516 #define   UIPROTO_CDC_NOCLASS			0
517 #define   UIPROTO_CDC_AT			1
518 
519 #define UICLASS_HID		0x03
520 #define  UISUBCLASS_BOOT	1
521 #define  UIPROTO_BOOT_KEYBOARD	1
522 #define  UIPROTO_BOOT_MOUSE	2
523 
524 #define UICLASS_PHYSICAL	0x05
525 
526 #define UICLASS_IMAGE		0x06
527 
528 #define UICLASS_PRINTER		0x07
529 #define  UISUBCLASS_PRINTER	1
530 #define  UIPROTO_PRINTER_UNI	1
531 #define  UIPROTO_PRINTER_BI	2
532 #define  UIPROTO_PRINTER_1284	3
533 
534 #define UICLASS_MASS		0x08
535 #define  UISUBCLASS_RBC		1
536 #define  UISUBCLASS_SFF8020I	2
537 #define  UISUBCLASS_QIC157	3
538 #define  UISUBCLASS_UFI		4
539 #define  UISUBCLASS_SFF8070I	5
540 #define  UISUBCLASS_SCSI	6
541 #define  UIPROTO_MASS_CBI_I	0
542 #define  UIPROTO_MASS_CBI	1
543 #define  UIPROTO_MASS_BBB_OLD	2	/* Not in the spec anymore */
544 #define  UIPROTO_MASS_BBB	80	/* 'P' for the Iomega Zip drive */
545 
546 #define UICLASS_HUB		0x09
547 #define  UISUBCLASS_HUB		0
548 #define  UIPROTO_FSHUB		0
549 #define  UIPROTO_HSHUBSTT	0 /* Yes, same as previous */
550 #define  UIPROTO_HSHUBMTT	1
551 
552 #define UICLASS_CDC_DATA	0x0a
553 #define  UISUBCLASS_DATA		0
554 #define   UIPROTO_DATA_MBIM		0x02    /* MBIM */
555 #define   UIPROTO_DATA_ISDNBRI		0x30    /* Physical iface */
556 #define   UIPROTO_DATA_HDLC		0x31    /* HDLC */
557 #define   UIPROTO_DATA_TRANSPARENT	0x32    /* Transparent */
558 #define   UIPROTO_DATA_Q921M		0x50    /* Management for Q921 */
559 #define   UIPROTO_DATA_Q921		0x51    /* Data for Q921 */
560 #define   UIPROTO_DATA_Q921TM		0x52    /* TEI multiplexer for Q921 */
561 #define   UIPROTO_DATA_V42BIS		0x90    /* Data compression */
562 #define   UIPROTO_DATA_Q931		0x91    /* Euro-ISDN */
563 #define   UIPROTO_DATA_V120		0x92    /* V.24 rate adaption */
564 #define   UIPROTO_DATA_CAPI		0x93    /* CAPI 2.0 commands */
565 #define   UIPROTO_DATA_HOST_BASED	0xfd    /* Host based driver */
566 #define   UIPROTO_DATA_PUF		0xfe    /* see Prot. Unit Func. Desc.*/
567 #define   UIPROTO_DATA_VENDOR		0xff    /* Vendor specific */
568 
569 #define UICLASS_SMARTCARD	0x0b
570 
571 /*#define UICLASS_FIRM_UPD	0x0c*/
572 
573 #define UICLASS_SECURITY	0x0d
574 
575 #define UICLASS_VIDEO		0x0e
576 #define  UISUBCLASS_VIDEOCONTROL		1
577 #define  UISUBCLASS_VIDEOSTREAM			2
578 #define  UISUBCLASS_VIDEO_IF_COLLECTION		3
579 
580 #define UICLASS_DIAGNOSTIC	0xdc
581 
582 #define UICLASS_WIRELESS	0xe0
583 #define  UISUBCLASS_RF			0x01
584 #define   UIPROTO_BLUETOOTH		0x01
585 #define   UIPROTO_RNDIS			0x03
586 
587 #define UICLASS_MISC		0xef
588 #define  UISUBCLASS_SYNC		0x01
589 #define   UIPROTO_ACTIVESYNC		0x01
590 
591 #define UICLASS_APPL_SPEC	0xfe
592 #define  UISUBCLASS_FIRMWARE_DOWNLOAD	1
593 #define  UISUBCLASS_IRDA		2
594 #define  UIPROTO_IRDA			0
595 
596 #define UICLASS_VENDOR		0xff
597 
598 
599 #define USB_HUB_MAX_DEPTH 5
600 
601 /*
602  * Minimum time a device needs to be powered down to go through
603  * a power cycle.  XXX Are these time in the spec?
604  */
605 #define USB_POWER_DOWN_TIME	200 /* ms */
606 #define USB_PORT_POWER_DOWN_TIME	100 /* ms */
607 
608 #if 0
609 /* These are the values from the spec. */
610 #define USB_PORT_RESET_DELAY	10  /* ms */
611 #define USB_PORT_ROOT_RESET_DELAY 50  /* ms */
612 #define USB_PORT_RESET_RECOVERY	10  /* ms */
613 #define USB_PORT_POWERUP_DELAY	100 /* ms */
614 #define USB_SET_ADDRESS_SETTLE	2   /* ms */
615 #define USB_RESUME_DELAY	(20*5)  /* ms */
616 #define USB_RESUME_WAIT		10  /* ms */
617 #define USB_RESUME_RECOVERY	10  /* ms */
618 #define USB_EXTRA_POWER_UP_TIME	0   /* ms */
619 #else
620 /* Allow for marginal (i.e. non-conforming) devices. */
621 #define USB_PORT_RESET_DELAY	50  /* ms */
622 #define USB_PORT_ROOT_RESET_DELAY 100  /* ms */
623 #define USB_PORT_RESET_RECOVERY	250  /* ms */
624 #define USB_PORT_POWERUP_DELAY	300 /* ms */
625 #define USB_SET_ADDRESS_SETTLE	10  /* ms */
626 #define USB_RESUME_DELAY	(50*5)  /* ms */
627 #define USB_RESUME_WAIT		50  /* ms */
628 #define USB_RESUME_RECOVERY	50  /* ms */
629 #define USB_EXTRA_POWER_UP_TIME	20  /* ms */
630 #endif
631 
632 #define USB_MIN_POWER		100 /* mA */
633 #define USB_MAX_POWER		500 /* mA */
634 
635 #define USB_BUS_RESET_DELAY	100 /* ms XXX?*/
636 
637 
638 #define USB_UNCONFIG_NO 0
639 #define USB_UNCONFIG_INDEX (-1)
640 
641 /*** ioctl() related stuff ***/
642 
643 struct usb_ctl_request {
644 	int	ucr_addr;
645 	usb_device_request_t ucr_request;
646 	void	*ucr_data;
647 	int	ucr_flags;
648 #define USBD_SHORT_XFER_OK	0x04	/* allow short reads */
649 	int	ucr_actlen;		/* actual length transferred */
650 };
651 
652 struct usb_alt_interface {
653 	int	uai_config_index;
654 	int	uai_interface_index;
655 	int	uai_alt_no;
656 };
657 
658 #define USB_CURRENT_CONFIG_INDEX (-1)
659 #define USB_CURRENT_ALT_INDEX (-1)
660 
661 struct usb_config_desc {
662 	int	ucd_config_index;
663 	struct usb_config_descriptor ucd_desc;
664 };
665 
666 struct usb_device_cdesc {
667 	u_int8_t		udc_bus;
668 	u_int8_t		udc_addr;	/* device address */
669 	int			udc_config_index;
670 	struct usb_config_descriptor udc_desc;
671 };
672 
673 struct usb_interface_desc {
674 	int	uid_config_index;
675 	int	uid_interface_index;
676 	int	uid_alt_index;
677 	struct usb_interface_descriptor uid_desc;
678 };
679 
680 struct usb_endpoint_desc {
681 	int	ued_config_index;
682 	int	ued_interface_index;
683 	int	ued_alt_index;
684 	int	ued_endpoint_index;
685 	struct usb_endpoint_descriptor ued_desc;
686 };
687 
688 struct usb_full_desc {
689 	int	ufd_config_index;
690 	u_int	ufd_size;
691 	u_char	*ufd_data;
692 };
693 
694 struct usb_device_fdesc {
695 	u_int8_t	 udf_bus;
696 	u_int8_t	 udf_addr;	/* device address */
697 	int		 udf_config_index;
698 	u_int		 udf_size;
699 	u_char		*udf_data;
700 };
701 
702 struct usb_device_ddesc {
703 	u_int8_t	udd_bus;
704 	u_int8_t	udd_addr;	/* device address */
705 	struct usb_device_descriptor udd_desc;
706 };
707 
708 struct usb_string_desc {
709 	int	usd_string_index;
710 	int	usd_language_id;
711 	struct usb_string_descriptor usd_desc;
712 };
713 
714 struct usb_ctl_report_desc {
715 	int	ucrd_size;
716 	u_char	ucrd_data[1024];	/* filled data size will vary */
717 };
718 
719 #define USB_MAX_DEVNAMES 4
720 #define USB_MAX_DEVNAMELEN 16
721 struct usb_device_info {
722 	u_int8_t	udi_bus;
723 	u_int8_t	udi_addr;	/* device address */
724 	char		udi_product[USB_MAX_STRING_LEN];
725 	char		udi_vendor[USB_MAX_STRING_LEN];
726 	char		udi_release[8];
727 	u_int16_t	udi_productNo;
728 	u_int16_t	udi_vendorNo;
729 	u_int16_t	udi_releaseNo;
730 	u_int8_t	udi_class;
731 	u_int8_t	udi_subclass;
732 	u_int8_t	udi_protocol;
733 	u_int8_t	udi_config;
734 	u_int8_t	udi_speed;
735 #define USB_SPEED_LOW	1
736 #define USB_SPEED_FULL	2
737 #define USB_SPEED_HIGH	3
738 #define USB_SPEED_SUPER	4
739 	u_int8_t	udi_port;
740 	int		udi_power;	/* power consumption in mA, 0 if selfpowered */
741 	int		udi_nports;
742 	char		udi_devnames[USB_MAX_DEVNAMES][USB_MAX_DEVNAMELEN];
743 	u_int32_t	udi_ports[16];	/* hub only: ports status/change */
744 	char		udi_serial[USB_MAX_STRING_LEN];
745 };
746 
747 struct usb_ctl_report {
748 	int	ucr_report;
749 	u_char	ucr_data[1024];	/* filled data size will vary */
750 };
751 
752 struct usb_device_stats {
753 	u_long	uds_requests[4];	/* indexed by transfer type UE_* */
754 };
755 
756 /* USB controller */
757 #define USB_REQUEST		_IOWR('U', 1, struct usb_ctl_request)
758 #define USB_SETDEBUG		_IOW ('U', 2, unsigned int)
759 #define USB_DEVICEINFO		_IOWR('U', 4, struct usb_device_info)
760 #define USB_DEVICESTATS		_IOR ('U', 5, struct usb_device_stats)
761 #define USB_DEVICE_GET_CDESC	_IOWR('U', 6, struct usb_device_cdesc)
762 #define USB_DEVICE_GET_FDESC	_IOWR('U', 7, struct usb_device_fdesc)
763 #define USB_DEVICE_GET_DDESC	_IOWR('U', 8, struct usb_device_ddesc)
764 
765 /* Generic HID device */
766 #define USB_GET_REPORT_DESC	_IOR ('U', 21, struct usb_ctl_report_desc)
767 #define USB_GET_REPORT		_IOWR('U', 23, struct usb_ctl_report)
768 #define USB_SET_REPORT		_IOW ('U', 24, struct usb_ctl_report)
769 #define USB_GET_REPORT_ID	_IOR ('U', 25, int)
770 
771 /* Generic USB device */
772 #define USB_GET_CONFIG		_IOR ('U', 100, int)
773 #define USB_SET_CONFIG		_IOW ('U', 101, int)
774 #define USB_GET_ALTINTERFACE	_IOWR('U', 102, struct usb_alt_interface)
775 #define USB_SET_ALTINTERFACE	_IOWR('U', 103, struct usb_alt_interface)
776 #define USB_GET_NO_ALT		_IOWR('U', 104, struct usb_alt_interface)
777 #define USB_GET_DEVICE_DESC	_IOR ('U', 105, usb_device_descriptor_t)
778 #define USB_GET_CONFIG_DESC	_IOWR('U', 106, struct usb_config_desc)
779 #define USB_GET_INTERFACE_DESC	_IOWR('U', 107, struct usb_interface_desc)
780 #define USB_GET_ENDPOINT_DESC	_IOWR('U', 108, struct usb_endpoint_desc)
781 #define USB_GET_FULL_DESC	_IOWR('U', 109, struct usb_full_desc)
782 #define USB_DO_REQUEST		_IOWR('U', 111, struct usb_ctl_request)
783 #define USB_GET_DEVICEINFO	_IOR ('U', 112, struct usb_device_info)
784 #define USB_SET_SHORT_XFER	_IOW ('U', 113, int)
785 #define USB_SET_TIMEOUT		_IOW ('U', 114, int)
786 
787 #endif /* _USB_H_ */
788