xref: /netbsd-src/sys/dev/usb/usb.h (revision 0dd5877adce57db949b16ae963e5a6831cccdfb6)
1 /*	$NetBSD: usb.h,v 1.62 2002/02/20 20:30:13 christos Exp $	*/
2 /*	$FreeBSD: src/sys/dev/usb/usb.h,v 1.14 1999/11/17 22:33:46 n_hibma Exp $	*/
3 
4 /*
5  * Copyright (c) 1998 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Lennart Augustsson (lennart@augustsson.net) at
10  * Carlstedt Research & Technology.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. All advertising materials mentioning features or use of this software
21  *    must display the following acknowledgement:
22  *        This product includes software developed by the NetBSD
23  *        Foundation, Inc. and its contributors.
24  * 4. Neither the name of The NetBSD Foundation nor the names of its
25  *    contributors may be used to endorse or promote products derived
26  *    from this software without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
30  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
31  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
32  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38  * POSSIBILITY OF SUCH DAMAGE.
39  */
40 
41 
42 #ifndef _USB_H_
43 #define _USB_H_
44 
45 #include <sys/types.h>
46 #include <sys/time.h>
47 
48 #if defined(__NetBSD__) || defined(__OpenBSD__)
49 #include <sys/ioctl.h>
50 
51 #if defined(_KERNEL)
52 #include <dev/usb/usb_port.h>
53 #endif /* _KERNEL */
54 
55 #elif defined(__FreeBSD__)
56 #if defined(KERNEL)
57 #include <sys/malloc.h>
58 
59 MALLOC_DECLARE(M_USB);
60 MALLOC_DECLARE(M_USBDEV);
61 MALLOC_DECLARE(M_USBHC);
62 
63 #include <dev/usb/usb_port.h>
64 #endif /* KERNEL */
65 #endif /* __FreeBSD__ */
66 
67 
68 #define USB_MAX_DEVICES 128
69 #define USB_START_ADDR 0
70 
71 #define USB_CONTROL_ENDPOINT 0
72 #define USB_MAX_ENDPOINTS 16
73 
74 #define USB_FRAMES_PER_SECOND 1000
75 
76 /*
77  * The USB records contain some unaligned little-endian word
78  * components.  The U[SG]ETW macros take care of both the alignment
79  * and endian problem and should always be used to access non-byte
80  * values.
81  */
82 typedef u_int8_t uByte;
83 typedef u_int8_t uWord[2];
84 typedef u_int8_t uDWord[4];
85 
86 #define USETW2(w,h,l) ((w)[0] = (u_int8_t)(l), (w)[1] = (u_int8_t)(h))
87 
88 #if 1
89 #define UGETW(w) ((w)[0] | ((w)[1] << 8))
90 #define USETW(w,v) ((w)[0] = (u_int8_t)(v), (w)[1] = (u_int8_t)((v) >> 8))
91 #define UGETDW(w) ((w)[0] | ((w)[1] << 8) | ((w)[2] << 16) | ((w)[3] << 24))
92 #define USETDW(w,v) ((w)[0] = (u_int8_t)(v), \
93 		     (w)[1] = (u_int8_t)((v) >> 8), \
94 		     (w)[2] = (u_int8_t)((v) >> 16), \
95 		     (w)[3] = (u_int8_t)((v) >> 24))
96 #else
97 /*
98  * On little-endian machines that can handle unanliged accesses
99  * (e.g. i386) these macros can be replaced by the following.
100  */
101 #define UGETW(w) (*(u_int16_t *)(w))
102 #define USETW(w,v) (*(u_int16_t *)(w) = (v))
103 #define UGETDW(w) (*(u_int32_t *)(w))
104 #define USETDW(w,v) (*(u_int32_t *)(w) = (v))
105 #endif
106 
107 #define UPACKED __attribute__((__packed__))
108 
109 typedef struct {
110 	uByte		bmRequestType;
111 	uByte		bRequest;
112 	uWord		wValue;
113 	uWord		wIndex;
114 	uWord		wLength;
115 } UPACKED usb_device_request_t;
116 
117 #define UT_WRITE		0x00
118 #define UT_READ			0x80
119 #define UT_STANDARD		0x00
120 #define UT_CLASS		0x20
121 #define UT_VENDOR		0x40
122 #define UT_DEVICE		0x00
123 #define UT_INTERFACE		0x01
124 #define UT_ENDPOINT		0x02
125 #define UT_OTHER		0x03
126 
127 #define UT_READ_DEVICE		(UT_READ  | UT_STANDARD | UT_DEVICE)
128 #define UT_READ_INTERFACE	(UT_READ  | UT_STANDARD | UT_INTERFACE)
129 #define UT_READ_ENDPOINT	(UT_READ  | UT_STANDARD | UT_ENDPOINT)
130 #define UT_WRITE_DEVICE		(UT_WRITE | UT_STANDARD | UT_DEVICE)
131 #define UT_WRITE_INTERFACE	(UT_WRITE | UT_STANDARD | UT_INTERFACE)
132 #define UT_WRITE_ENDPOINT	(UT_WRITE | UT_STANDARD | UT_ENDPOINT)
133 #define UT_READ_CLASS_DEVICE	(UT_READ  | UT_CLASS | UT_DEVICE)
134 #define UT_READ_CLASS_INTERFACE	(UT_READ  | UT_CLASS | UT_INTERFACE)
135 #define UT_READ_CLASS_OTHER	(UT_READ  | UT_CLASS | UT_OTHER)
136 #define UT_READ_CLASS_ENDPOINT	(UT_READ  | UT_CLASS | UT_ENDPOINT)
137 #define UT_WRITE_CLASS_DEVICE	(UT_WRITE | UT_CLASS | UT_DEVICE)
138 #define UT_WRITE_CLASS_INTERFACE (UT_WRITE | UT_CLASS | UT_INTERFACE)
139 #define UT_WRITE_CLASS_OTHER	(UT_WRITE | UT_CLASS | UT_OTHER)
140 #define UT_WRITE_CLASS_ENDPOINT	(UT_WRITE | UT_CLASS | UT_ENDPOINT)
141 #define UT_READ_VENDOR_DEVICE	(UT_READ  | UT_VENDOR | UT_DEVICE)
142 #define UT_READ_VENDOR_INTERFACE (UT_READ  | UT_VENDOR | UT_INTERFACE)
143 #define UT_READ_VENDOR_OTHER	(UT_READ  | UT_VENDOR | UT_OTHER)
144 #define UT_READ_VENDOR_ENDPOINT	(UT_READ  | UT_VENDOR | UT_ENDPOINT)
145 #define UT_WRITE_VENDOR_DEVICE	(UT_WRITE | UT_VENDOR | UT_DEVICE)
146 #define UT_WRITE_VENDOR_INTERFACE (UT_WRITE | UT_VENDOR | UT_INTERFACE)
147 #define UT_WRITE_VENDOR_OTHER	(UT_WRITE | UT_VENDOR | UT_OTHER)
148 #define UT_WRITE_VENDOR_ENDPOINT (UT_WRITE | UT_VENDOR | UT_ENDPOINT)
149 
150 /* Requests */
151 #define UR_GET_STATUS		0x00
152 #define UR_CLEAR_FEATURE	0x01
153 #define UR_SET_FEATURE		0x03
154 #define UR_SET_ADDRESS		0x05
155 #define UR_GET_DESCRIPTOR	0x06
156 #define  UDESC_DEVICE		0x01
157 #define  UDESC_CONFIG		0x02
158 #define  UDESC_STRING		0x03
159 #define  UDESC_INTERFACE	0x04
160 #define  UDESC_ENDPOINT		0x05
161 #define  UDESC_DEVICE_QUALIFIER	0x06
162 #define  UDESC_OTHER_SPEED_CONFIGURATION 0x07
163 #define  UDESC_INTERFACE_POWER	0x08
164 #define  UDESC_OTG		0x09
165 #define  UDESC_CS_DEVICE	0x21	/* class specific */
166 #define  UDESC_CS_CONFIG	0x22
167 #define  UDESC_CS_STRING	0x23
168 #define  UDESC_CS_INTERFACE	0x24
169 #define  UDESC_CS_ENDPOINT	0x25
170 #define  UDESC_HUB		0x29
171 #define UR_SET_DESCRIPTOR	0x07
172 #define UR_GET_CONFIG		0x08
173 #define UR_SET_CONFIG		0x09
174 #define UR_GET_INTERFACE	0x0a
175 #define UR_SET_INTERFACE	0x0b
176 #define UR_SYNCH_FRAME		0x0c
177 
178 /* Feature numbers */
179 #define UF_ENDPOINT_HALT	0
180 #define UF_DEVICE_REMOTE_WAKEUP	1
181 #define UF_TEST_MODE		2
182 
183 #define USB_MAX_IPACKET		8 /* maximum size of the initial packet */
184 
185 #define USB_2_MAX_CTRL_PACKET	64
186 #define USB_2_MAX_BULK_PACKET	512
187 
188 typedef struct {
189 	uByte		bLength;
190 	uByte		bDescriptorType;
191 	uByte		bDescriptorSubtype;
192 } UPACKED usb_descriptor_t;
193 
194 typedef struct {
195 	uByte		bLength;
196 	uByte		bDescriptorType;
197 	uWord		bcdUSB;
198 #define UD_USB_2_0		0x0200
199 #define UD_IS_USB2(d) (UGETW((d)->bcdUSB) >= UD_USB_2_0)
200 	uByte		bDeviceClass;
201 	uByte		bDeviceSubClass;
202 	uByte		bDeviceProtocol;
203 	uByte		bMaxPacketSize;
204 	/* The fields below are not part of the initial descriptor. */
205 	uWord		idVendor;
206 	uWord		idProduct;
207 	uWord		bcdDevice;
208 	uByte		iManufacturer;
209 	uByte		iProduct;
210 	uByte		iSerialNumber;
211 	uByte		bNumConfigurations;
212 } UPACKED usb_device_descriptor_t;
213 #define USB_DEVICE_DESCRIPTOR_SIZE 18
214 
215 typedef struct {
216 	uByte		bLength;
217 	uByte		bDescriptorType;
218 	uWord		wTotalLength;
219 	uByte		bNumInterface;
220 	uByte		bConfigurationValue;
221 	uByte		iConfiguration;
222 	uByte		bmAttributes;
223 #define UC_BUS_POWERED		0x80
224 #define UC_SELF_POWERED		0x40
225 #define UC_REMOTE_WAKEUP	0x20
226 	uByte		bMaxPower; /* max current in 2 mA units */
227 #define UC_POWER_FACTOR 2
228 } UPACKED usb_config_descriptor_t;
229 #define USB_CONFIG_DESCRIPTOR_SIZE 9
230 
231 typedef struct {
232 	uByte		bLength;
233 	uByte		bDescriptorType;
234 	uByte		bInterfaceNumber;
235 	uByte		bAlternateSetting;
236 	uByte		bNumEndpoints;
237 	uByte		bInterfaceClass;
238 	uByte		bInterfaceSubClass;
239 	uByte		bInterfaceProtocol;
240 	uByte		iInterface;
241 } UPACKED usb_interface_descriptor_t;
242 #define USB_INTERFACE_DESCRIPTOR_SIZE 9
243 
244 typedef struct {
245 	uByte		bLength;
246 	uByte		bDescriptorType;
247 	uByte		bEndpointAddress;
248 #define UE_GET_DIR(a)	((a) & 0x80)
249 #define UE_SET_DIR(a,d)	((a) | (((d)&1) << 7))
250 #define UE_DIR_IN	0x80
251 #define UE_DIR_OUT	0x00
252 #define UE_ADDR		0x0f
253 #define UE_GET_ADDR(a)	((a) & UE_ADDR)
254 	uByte		bmAttributes;
255 #define UE_XFERTYPE	0x03
256 #define  UE_CONTROL	0x00
257 #define  UE_ISOCHRONOUS	0x01
258 #define  UE_BULK	0x02
259 #define  UE_INTERRUPT	0x03
260 #define UE_GET_XFERTYPE(a)	((a) & UE_XFERTYPE)
261 #define UE_ISO_TYPE	0x0c
262 #define  UE_ISO_ASYNC	0x04
263 #define  UE_ISO_ADAPT	0x08
264 #define  UE_ISO_SYNC	0x0c
265 #define UE_GET_ISO_TYPE(a)	((a) & UE_ISO_TYPE)
266 	uWord		wMaxPacketSize;
267 	uByte		bInterval;
268 } UPACKED usb_endpoint_descriptor_t;
269 #define USB_ENDPOINT_DESCRIPTOR_SIZE 7
270 
271 typedef struct {
272 	uByte		bLength;
273 	uByte		bDescriptorType;
274 	uWord		bString[127];
275 } UPACKED usb_string_descriptor_t;
276 #define USB_MAX_STRING_LEN 128
277 #define USB_LANGUAGE_TABLE 0	/* # of the string language id table */
278 
279 /* Hub specific request */
280 #define UR_GET_BUS_STATE	0x02
281 #define UR_CLEAR_TT_BUFFER	0x08
282 #define UR_RESET_TT		0x09
283 #define UR_GET_TT_STATE		0x0a
284 #define UR_STOP_TT		0x0b
285 
286 /* Hub features */
287 #define UHF_C_HUB_LOCAL_POWER	0
288 #define UHF_C_HUB_OVER_CURRENT	1
289 #define UHF_PORT_CONNECTION	0
290 #define UHF_PORT_ENABLE		1
291 #define UHF_PORT_SUSPEND	2
292 #define UHF_PORT_OVER_CURRENT	3
293 #define UHF_PORT_RESET		4
294 #define UHF_PORT_POWER		8
295 #define UHF_PORT_LOW_SPEED	9
296 #define UHF_C_PORT_CONNECTION	16
297 #define UHF_C_PORT_ENABLE	17
298 #define UHF_C_PORT_SUSPEND	18
299 #define UHF_C_PORT_OVER_CURRENT	19
300 #define UHF_C_PORT_RESET	20
301 #define UHF_PORT_TEST		21
302 #define UHF_PORT_INDICATOR	22
303 
304 typedef struct {
305 	uByte		bDescLength;
306 	uByte		bDescriptorType;
307 	uByte		bNbrPorts;
308 	uWord		wHubCharacteristics;
309 #define UHD_PWR			0x0003
310 #define  UHD_PWR_GANGED		0x0000
311 #define  UHD_PWR_INDIVIDUAL	0x0001
312 #define  UHD_PWR_NO_SWITCH	0x0002
313 #define UHD_COMPOUND		0x0004
314 #define UHD_OC			0x0018
315 #define  UHD_OC_GLOBAL		0x0000
316 #define  UHD_OC_INDIVIDUAL	0x0008
317 #define  UHD_OC_NONE		0x0010
318 #define UHD_TT_THINK		0x0060
319 #define  UHD_TT_THINK_8		0x0000
320 #define  UHD_TT_THINK_16	0x0020
321 #define  UHD_TT_THINK_24	0x0040
322 #define  UHD_TT_THINK_32	0x0060
323 #define UHD_PORT_IND		0x0080
324 	uByte		bPwrOn2PwrGood;	/* delay in 2 ms units */
325 #define UHD_PWRON_FACTOR 2
326 	uByte		bHubContrCurrent;
327 	uByte		DeviceRemovable[32]; /* max 255 ports */
328 #define UHD_NOT_REMOV(desc, i) \
329     (((desc)->DeviceRemovable[(i)/8] >> ((i) % 8)) & 1)
330 	/* deprecated */ uByte		PortPowerCtrlMask[1];
331 } UPACKED usb_hub_descriptor_t;
332 #define USB_HUB_DESCRIPTOR_SIZE 9 /* includes deprecated PortPowerCtrlMask */
333 
334 typedef struct {
335 	uByte		bLength;
336 	uByte		bDescriptorType;
337 	uWord		bcdUSB;
338 	uByte		bDeviceClass;
339 	uByte		bDeviceSubClass;
340 	uByte		bDeviceProtocol;
341 	uByte		bMaxPacketSize0;
342 	uByte		bNumConfigurations;
343 	uByte		bReserved;
344 } UPACKED usb_device_qualifier_t;
345 #define USB_DEVICE_QUALIFIER_SIZE 10
346 
347 typedef struct {
348 	uByte		bLength;
349 	uByte		bDescriptorType;
350 	uByte		bmAttributes;
351 #define UOTG_SRP	0x01
352 #define UOTG_HNP	0x02
353 } UPACKED usb_otg_descriptor_t;
354 
355 /* OTG feature selectors */
356 #define UOTG_B_HNP_ENABLE	3
357 #define UOTG_A_HNP_SUPPORT	4
358 #define UOTG_A_ALT_HNP_SUPPORT	5
359 
360 typedef struct {
361 	uWord		wStatus;
362 /* Device status flags */
363 #define UDS_SELF_POWERED		0x0001
364 #define UDS_REMOTE_WAKEUP		0x0002
365 /* Endpoint status flags */
366 #define UES_HALT			0x0001
367 } UPACKED usb_status_t;
368 
369 typedef struct {
370 	uWord		wHubStatus;
371 #define UHS_LOCAL_POWER			0x0001
372 #define UHS_OVER_CURRENT		0x0002
373 	uWord		wHubChange;
374 } UPACKED usb_hub_status_t;
375 
376 typedef struct {
377 	uWord		wPortStatus;
378 #define UPS_CURRENT_CONNECT_STATUS	0x0001
379 #define UPS_PORT_ENABLED		0x0002
380 #define UPS_SUSPEND			0x0004
381 #define UPS_OVERCURRENT_INDICATOR	0x0008
382 #define UPS_RESET			0x0010
383 #define UPS_PORT_POWER			0x0100
384 #define UPS_LOW_SPEED			0x0200
385 #define UPS_HIGH_SPEED			0x0400
386 #define UPS_PORT_TEST			0x0800
387 #define UPS_PORT_INDICATOR		0x1000
388 	uWord		wPortChange;
389 #define UPS_C_CONNECT_STATUS		0x0001
390 #define UPS_C_PORT_ENABLED		0x0002
391 #define UPS_C_SUSPEND			0x0004
392 #define UPS_C_OVERCURRENT_INDICATOR	0x0008
393 #define UPS_C_PORT_RESET		0x0010
394 } UPACKED usb_port_status_t;
395 
396 /* Device class codes */
397 #define UDCLASS_AUDIO		0x00
398 #define UDCLASS_COMM		0x02
399 #define UDCLASS_HID		0x00
400 #define UDCLASS_HUB		0x09
401 #define  UDSUBCLASS_HUB		0
402 #define  UDPROTO_FSHUB		0
403 #define  UDPROTO_HSHUBSTT	1
404 #define  UDPROTO_HSHUBMTT	2
405 #define UDCLASS_MASS		0x00
406 
407 /* Interface class codes */
408 #define UICLASS_UNSPEC		0x00
409 
410 #define UICLASS_AUDIO		0x01
411 #define  UISUBCLASS_AUDIOCONTROL	1
412 #define  UISUBCLASS_AUDIOSTREAM		2
413 #define  UISUBCLASS_MIDISTREAM		3
414 
415 #define UICLASS_CDC		0x02 /* communication */
416 #define	 UISUBCLASS_DIRECT_LINE_CONTROL_MODEL	1
417 #define  UISUBCLASS_ABSTRACT_CONTROL_MODEL	2
418 #define	 UISUBCLASS_TELEPHONE_CONTROL_MODEL	3
419 #define	 UISUBCLASS_MULTICHANNEL_CONTROL_MODEL	4
420 #define	 UISUBCLASS_CAPI_CONTROLMODEL		5
421 #define	 UISUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL 6
422 #define	 UISUBCLASS_ATM_NETWORKING_CONTROL_MODEL 7
423 #define   UIPROTO_CDC_AT			1
424 
425 #define UICLASS_HID		0x03
426 #define  UISUBCLASS_BOOT	1
427 #define  UIPROTO_BOOT_KEYBOARD	1
428 
429 #define UICLASS_PHYSICAL	0x05
430 
431 #define UICLASS_PRINTER		0x07
432 #define  UISUBCLASS_PRINTER	1
433 #define  UIPROTO_PRINTER_UNI	1
434 #define  UIPROTO_PRINTER_BI	2
435 #define  UIPROTO_PRINTER_1284	3
436 
437 #define UICLASS_MASS		0x08
438 #define  UISUBCLASS_RBC		1
439 #define  UISUBCLASS_SFF8020I	2
440 #define  UISUBCLASS_QIC157	3
441 #define  UISUBCLASS_UFI		4
442 #define  UISUBCLASS_SFF8070I	5
443 #define  UISUBCLASS_SCSI	6
444 #define  UIPROTO_MASS_CBI_I	0
445 #define  UIPROTO_MASS_CBI	1
446 #define  UIPROTO_MASS_BBB_OLD	2	/* Not in the spec anymore */
447 #define  UIPROTO_MASS_BBB	80	/* 'P' for the Iomega Zip drive */
448 
449 #define UICLASS_HUB		0x09
450 #define  UISUBCLASS_HUB		0
451 #define  UIPROTO_FSHUB		0
452 #define  UIPROTO_HSHUBSTT	0 /* Yes, same as previous */
453 #define  UIPROTO_HSHUBMTT	1
454 
455 #define UICLASS_CDC_DATA	0x0a
456 #define  UISUBCLASS_DATA		0
457 #define   UIPROTO_DATA_ISDNBRI		0x30    /* Physical iface */
458 #define   UIPROTO_DATA_HDLC		0x31    /* HDLC */
459 #define   UIPROTO_DATA_TRANSPARENT	0x32    /* Transparent */
460 #define   UIPROTO_DATA_Q921M		0x50    /* Management for Q921 */
461 #define   UIPROTO_DATA_Q921		0x51    /* Data for Q921 */
462 #define   UIPROTO_DATA_Q921TM		0x52    /* TEI multiplexer for Q921 */
463 #define   UIPROTO_DATA_V42BIS		0x90    /* Data compression */
464 #define   UIPROTO_DATA_Q931		0x91    /* Euro-ISDN */
465 #define   UIPROTO_DATA_V120		0x92    /* V.24 rate adaption */
466 #define   UIPROTO_DATA_CAPI		0x93    /* CAPI 2.0 commands */
467 #define   UIPROTO_DATA_HOST_BASED	0xfd    /* Host based driver */
468 #define   UIPROTO_DATA_PUF		0xfe    /* see Prot. Unit Func. Desc.*/
469 #define   UIPROTO_DATA_VENDOR		0xff    /* Vendor specific */
470 
471 #define UICLASS_FIRM_UPD	0x0c
472 
473 #define UICLASS_APPL_SPEC	0xfe
474 #define  UISUBCLASS_FIRMWARE_DOWNLOAD	1
475 #define  UISUBCLASS_IRDA		2
476 #define  UIPROTO_IRDA			0
477 
478 #define UICLASS_VENDOR		0xff
479 
480 
481 #define USB_HUB_MAX_DEPTH 5
482 
483 /*
484  * Minimum time a device needs to be powered down to go through
485  * a power cycle.  XXX Are these time in the spec?
486  */
487 #define USB_POWER_DOWN_TIME	200 /* ms */
488 #define USB_PORT_POWER_DOWN_TIME	100 /* ms */
489 
490 #if 0
491 /* These are the values from the spec. */
492 #define USB_PORT_RESET_DELAY	10  /* ms */
493 #define USB_PORT_ROOT_RESET_DELAY 50  /* ms */
494 #define USB_PORT_RESET_SETTLE	10  /* ms */
495 #define USB_PORT_POWERUP_DELAY	100 /* ms */
496 #define USB_SET_ADDRESS_SETTLE	2   /* ms */
497 #define USB_RESUME_DELAY	(20*5)  /* ms */
498 #define USB_RESUME_WAIT		10  /* ms */
499 #define USB_RESUME_RECOVERY	10  /* ms */
500 #define USB_EXTRA_POWER_UP_TIME	0   /* ms */
501 #else
502 /* Allow for marginal (i.e. non-conforming) devices. */
503 #define USB_PORT_RESET_DELAY	50  /* ms */
504 #define USB_PORT_ROOT_RESET_DELAY 250  /* ms */
505 #define USB_PORT_RESET_RECOVERY	50  /* ms */
506 #define USB_PORT_POWERUP_DELAY	300 /* ms */
507 #define USB_SET_ADDRESS_SETTLE	10  /* ms */
508 #define USB_RESUME_DELAY	(50*5)  /* ms */
509 #define USB_RESUME_WAIT		50  /* ms */
510 #define USB_RESUME_RECOVERY	50  /* ms */
511 #define USB_EXTRA_POWER_UP_TIME	20  /* ms */
512 #endif
513 
514 #define USB_MIN_POWER		100 /* mA */
515 #define USB_MAX_POWER		500 /* mA */
516 
517 #define USB_BUS_RESET_DELAY	100 /* ms XXX?*/
518 
519 
520 #define USB_UNCONFIG_NO 0
521 #define USB_UNCONFIG_INDEX (-1)
522 
523 /*** ioctl() related stuff ***/
524 
525 struct usb_ctl_request {
526 	int	ucr_addr;
527 	usb_device_request_t ucr_request;
528 	void	*ucr_data;
529 	int	ucr_flags;
530 #define USBD_SHORT_XFER_OK	0x04	/* allow short reads */
531 	int	ucr_actlen;		/* actual length transferred */
532 };
533 
534 struct usb_alt_interface {
535 	int	uai_config_index;
536 	int	uai_interface_index;
537 	int	uai_alt_no;
538 };
539 
540 #define USB_CURRENT_CONFIG_INDEX (-1)
541 #define USB_CURRENT_ALT_INDEX (-1)
542 
543 struct usb_config_desc {
544 	int	ucd_config_index;
545 	usb_config_descriptor_t ucd_desc;
546 };
547 
548 struct usb_interface_desc {
549 	int	uid_config_index;
550 	int	uid_interface_index;
551 	int	uid_alt_index;
552 	usb_interface_descriptor_t uid_desc;
553 };
554 
555 struct usb_endpoint_desc {
556 	int	ued_config_index;
557 	int	ued_interface_index;
558 	int	ued_alt_index;
559 	int	ued_endpoint_index;
560 	usb_endpoint_descriptor_t ued_desc;
561 };
562 
563 struct usb_full_desc {
564 	int	ufd_config_index;
565 	u_int	ufd_size;
566 	u_char	*ufd_data;
567 };
568 
569 struct usb_string_desc {
570 	int	usd_string_index;
571 	int	usd_language_id;
572 	usb_string_descriptor_t usd_desc;
573 };
574 
575 struct usb_ctl_report_desc {
576 	int	ucrd_size;
577 	u_char	ucrd_data[1024];	/* filled data size will vary */
578 };
579 
580 typedef struct { u_int32_t cookie; } usb_event_cookie_t;
581 
582 #define USB_MAX_DEVNAMES 4
583 #define USB_MAX_DEVNAMELEN 16
584 struct usb_device_info {
585 	u_int8_t	udi_bus;
586 	u_int8_t	udi_addr;	/* device address */
587 	usb_event_cookie_t udi_cookie;
588 	char		udi_product[USB_MAX_STRING_LEN];
589 	char		udi_vendor[USB_MAX_STRING_LEN];
590 	char		udi_release[8];
591 	u_int16_t	udi_productNo;
592 	u_int16_t	udi_vendorNo;
593 	u_int16_t	udi_releaseNo;
594 	u_int8_t	udi_class;
595 	u_int8_t	udi_subclass;
596 	u_int8_t	udi_protocol;
597 	u_int8_t	udi_config;
598 	u_int8_t	udi_speed;
599 #define USB_SPEED_LOW  1
600 #define USB_SPEED_FULL 2
601 #define USB_SPEED_HIGH 3
602 	int		udi_power;	/* power consumption in mA, 0 if selfpowered */
603 	int		udi_nports;
604 	char		udi_devnames[USB_MAX_DEVNAMES][USB_MAX_DEVNAMELEN];
605 	u_int8_t	udi_ports[16];/* hub only: addresses of devices on ports */
606 #define USB_PORT_ENABLED 0xff
607 #define USB_PORT_SUSPENDED 0xfe
608 #define USB_PORT_POWERED 0xfd
609 #define USB_PORT_DISABLED 0xfc
610 };
611 
612 struct usb_ctl_report {
613 	int	ucr_report;
614 	u_char	ucr_data[1024];	/* filled data size will vary */
615 };
616 
617 struct usb_device_stats {
618 	u_long	uds_requests[4];	/* indexed by transfer type UE_* */
619 };
620 
621 /* Events that can be read from /dev/usb */
622 struct usb_event {
623 	int			ue_type;
624 #define USB_EVENT_CTRLR_ATTACH 1
625 #define USB_EVENT_CTRLR_DETACH 2
626 #define USB_EVENT_DEVICE_ATTACH 3
627 #define USB_EVENT_DEVICE_DETACH 4
628 #define USB_EVENT_DRIVER_ATTACH 5
629 #define USB_EVENT_DRIVER_DETACH 6
630 #define USB_EVENT_IS_ATTACH(n) ((n) == USB_EVENT_CTRLR_ATTACH || (n) == USB_EVENT_DEVICE_ATTACH || (n) == USB_EVENT_DRIVER_ATTACH)
631 	struct timespec		ue_time;
632 	union {
633 		struct {
634 			int			ue_bus;
635 		} ue_ctrlr;
636 		struct usb_device_info		ue_device;
637 		struct {
638 			usb_event_cookie_t	ue_cookie;
639 			char			ue_devname[16];
640 		} ue_driver;
641 	} u;
642 };
643 
644 /* USB controller */
645 #define USB_REQUEST		_IOWR('U', 1, struct usb_ctl_request)
646 #define USB_SETDEBUG		_IOW ('U', 2, int)
647 #define USB_DISCOVER		_IO  ('U', 3)
648 #define USB_DEVICEINFO		_IOWR('U', 4, struct usb_device_info)
649 #define USB_DEVICESTATS		_IOR ('U', 5, struct usb_device_stats)
650 
651 /* Generic HID device */
652 #define USB_GET_REPORT_DESC	_IOR ('U', 21, struct usb_ctl_report_desc)
653 #define USB_SET_IMMED		_IOW ('U', 22, int)
654 #define USB_GET_REPORT		_IOWR('U', 23, struct usb_ctl_report)
655 #define USB_SET_REPORT		_IOW ('U', 24, struct usb_ctl_report)
656 #define USB_GET_REPORT_ID	_IOR ('U', 25, int)
657 
658 /* Generic USB device */
659 #define USB_GET_CONFIG		_IOR ('U', 100, int)
660 #define USB_SET_CONFIG		_IOW ('U', 101, int)
661 #define USB_GET_ALTINTERFACE	_IOWR('U', 102, struct usb_alt_interface)
662 #define USB_SET_ALTINTERFACE	_IOWR('U', 103, struct usb_alt_interface)
663 #define USB_GET_NO_ALT		_IOWR('U', 104, struct usb_alt_interface)
664 #define USB_GET_DEVICE_DESC	_IOR ('U', 105, usb_device_descriptor_t)
665 #define USB_GET_CONFIG_DESC	_IOWR('U', 106, struct usb_config_desc)
666 #define USB_GET_INTERFACE_DESC	_IOWR('U', 107, struct usb_interface_desc)
667 #define USB_GET_ENDPOINT_DESC	_IOWR('U', 108, struct usb_endpoint_desc)
668 #define USB_GET_FULL_DESC	_IOWR('U', 109, struct usb_full_desc)
669 #define USB_GET_STRING_DESC	_IOWR('U', 110, struct usb_string_desc)
670 #define USB_DO_REQUEST		_IOWR('U', 111, struct usb_ctl_request)
671 #define USB_GET_DEVICEINFO	_IOR ('U', 112, struct usb_device_info)
672 #define USB_SET_SHORT_XFER	_IOW ('U', 113, int)
673 #define USB_SET_TIMEOUT		_IOW ('U', 114, int)
674 
675 /* Modem device */
676 #define USB_GET_CM_OVER_DATA	_IOR ('U', 130, int)
677 #define USB_SET_CM_OVER_DATA	_IOW ('U', 131, int)
678 
679 #endif /* _USB_H_ */
680