xref: /freebsd/sys/dev/usb/serial/u3g.c (revision 15c433351f54e7cd5bec8d36c8e89e6a7fa55b26)
1 /*
2  * Copyright (c) 2008 AnyWi Technologies
3  * Author: Andrea Guzzo <aguzzo@anywi.com>
4  * * based on uark.c 1.1 2006/08/14 08:30:22 jsg *
5  * * parts from ubsa.c 183348 2008-09-25 12:00:56Z phk *
6  *
7  * Permission to use, copy, modify, and distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  *
19  * $FreeBSD$
20  */
21 
22 /*
23  * NOTE:
24  *
25  * - The detour through the tty layer is ridiculously expensive wrt
26  *   buffering due to the high speeds.
27  *
28  *   We should consider adding a simple r/w device which allows
29  *   attaching of PPP in a more efficient way.
30  *
31  */
32 
33 
34 #include <sys/stdint.h>
35 #include <sys/stddef.h>
36 #include <sys/param.h>
37 #include <sys/queue.h>
38 #include <sys/types.h>
39 #include <sys/systm.h>
40 #include <sys/kernel.h>
41 #include <sys/bus.h>
42 #include <sys/module.h>
43 #include <sys/lock.h>
44 #include <sys/mutex.h>
45 #include <sys/condvar.h>
46 #include <sys/sysctl.h>
47 #include <sys/sx.h>
48 #include <sys/unistd.h>
49 #include <sys/callout.h>
50 #include <sys/malloc.h>
51 #include <sys/priv.h>
52 
53 #include <dev/usb/usb.h>
54 #include <dev/usb/usbdi.h>
55 #include <dev/usb/usbdi_util.h>
56 #include <dev/usb/usb_cdc.h>
57 #include "usbdevs.h"
58 
59 #define	USB_DEBUG_VAR u3g_debug
60 #include <dev/usb/usb_debug.h>
61 #include <dev/usb/usb_process.h>
62 #include <dev/usb/usb_msctest.h>
63 
64 #include <dev/usb/serial/usb_serial.h>
65 #include <dev/usb/quirk/usb_quirk.h>
66 
67 #ifdef USB_DEBUG
68 static int u3g_debug = 0;
69 
70 static SYSCTL_NODE(_hw_usb, OID_AUTO, u3g, CTLFLAG_RW, 0, "USB 3g");
71 SYSCTL_INT(_hw_usb_u3g, OID_AUTO, debug, CTLFLAG_RWTUN,
72     &u3g_debug, 0, "Debug level");
73 #endif
74 
75 #define	U3G_MAXPORTS		12
76 #define	U3G_CONFIG_INDEX	0
77 #define	U3G_BSIZE		2048
78 #define	U3G_TXSIZE		(U3G_BSIZE / U3G_TXFRAMES)
79 #define	U3G_TXFRAMES		4
80 
81 /* Eject methods; See also usb_quirks.h:UQ_MSC_EJECT_* */
82 #define	U3GINIT_HUAWEI		1	/* Requires Huawei init command */
83 #define	U3GINIT_SIERRA		2	/* Requires Sierra init command */
84 #define	U3GINIT_SCSIEJECT	3	/* Requires SCSI eject command */
85 #define	U3GINIT_REZERO		4	/* Requires SCSI rezero command */
86 #define	U3GINIT_ZTESTOR		5	/* Requires ZTE SCSI command */
87 #define	U3GINIT_CMOTECH		6	/* Requires CMOTECH SCSI command */
88 #define	U3GINIT_WAIT		7	/* Device reappears after a delay */
89 #define	U3GINIT_SAEL_M460	8	/* Requires vendor init */
90 #define	U3GINIT_HUAWEISCSI	9	/* Requires Huawei SCSI init command */
91 #define	U3GINIT_HUAWEISCSI2	10	/* Requires Huawei SCSI init command (2) */
92 #define	U3GINIT_TCT		11	/* Requires TCT Mobile init command */
93 
94 enum {
95 	U3G_BULK_WR,
96 	U3G_BULK_RD,
97 	U3G_INTR,
98 	U3G_N_TRANSFER,
99 };
100 
101 struct u3g_softc {
102 	struct ucom_super_softc sc_super_ucom;
103 	struct ucom_softc sc_ucom[U3G_MAXPORTS];
104 
105 	struct usb_xfer *sc_xfer[U3G_MAXPORTS][U3G_N_TRANSFER];
106 	uint8_t sc_iface[U3G_MAXPORTS];			/* local status register */
107 	uint8_t sc_lsr[U3G_MAXPORTS];			/* local status register */
108 	uint8_t sc_msr[U3G_MAXPORTS];			/* u3g status register */
109 	uint16_t sc_line[U3G_MAXPORTS];			/* line status */
110 
111 	struct usb_device *sc_udev;
112 	struct mtx sc_mtx;
113 
114 	uint8_t sc_numports;
115 };
116 
117 static device_probe_t u3g_probe;
118 static device_attach_t u3g_attach;
119 static device_detach_t u3g_detach;
120 static void u3g_free_softc(struct u3g_softc *);
121 
122 static usb_callback_t u3g_write_callback;
123 static usb_callback_t u3g_read_callback;
124 static usb_callback_t u3g_intr_callback;
125 
126 static void u3g_cfg_get_status(struct ucom_softc *, uint8_t *, uint8_t *);
127 static void u3g_cfg_set_dtr(struct ucom_softc *, uint8_t);
128 static void u3g_cfg_set_rts(struct ucom_softc *, uint8_t);
129 static void u3g_start_read(struct ucom_softc *ucom);
130 static void u3g_stop_read(struct ucom_softc *ucom);
131 static void u3g_start_write(struct ucom_softc *ucom);
132 static void u3g_stop_write(struct ucom_softc *ucom);
133 static void u3g_poll(struct ucom_softc *ucom);
134 static void u3g_free(struct ucom_softc *ucom);
135 
136 
137 static void u3g_test_autoinst(void *, struct usb_device *,
138 		struct usb_attach_arg *);
139 static int u3g_driver_loaded(struct module *mod, int what, void *arg);
140 
141 static eventhandler_tag u3g_etag;
142 
143 static const struct usb_config u3g_config[U3G_N_TRANSFER] = {
144 
145 	[U3G_BULK_WR] = {
146 		.type = UE_BULK,
147 		.endpoint = UE_ADDR_ANY,
148 		.direction = UE_DIR_OUT,
149 		.bufsize = U3G_BSIZE,/* bytes */
150 		.frames = U3G_TXFRAMES,
151 		.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
152 		.callback = &u3g_write_callback,
153 	},
154 
155 	[U3G_BULK_RD] = {
156 		.type = UE_BULK,
157 		.endpoint = UE_ADDR_ANY,
158 		.direction = UE_DIR_IN,
159 		.bufsize = U3G_BSIZE,/* bytes */
160 		.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
161 		.callback = &u3g_read_callback,
162 	},
163 
164 	[U3G_INTR] = {
165 		.type = UE_INTERRUPT,
166 		.endpoint = UE_ADDR_ANY,
167 		.direction = UE_DIR_IN,
168 		.flags = {.pipe_bof = 1,.short_xfer_ok = 1,.no_pipe_ok = 1,},
169 		.bufsize = 0,	/* use wMaxPacketSize */
170 		.callback = &u3g_intr_callback,
171 	},
172 };
173 
174 static const struct ucom_callback u3g_callback = {
175 	.ucom_cfg_get_status = &u3g_cfg_get_status,
176 	.ucom_cfg_set_dtr = &u3g_cfg_set_dtr,
177 	.ucom_cfg_set_rts = &u3g_cfg_set_rts,
178 	.ucom_start_read = &u3g_start_read,
179 	.ucom_stop_read = &u3g_stop_read,
180 	.ucom_start_write = &u3g_start_write,
181 	.ucom_stop_write = &u3g_stop_write,
182 	.ucom_poll = &u3g_poll,
183 	.ucom_free = &u3g_free,
184 };
185 
186 static device_method_t u3g_methods[] = {
187 	DEVMETHOD(device_probe, u3g_probe),
188 	DEVMETHOD(device_attach, u3g_attach),
189 	DEVMETHOD(device_detach, u3g_detach),
190 	DEVMETHOD_END
191 };
192 
193 static devclass_t u3g_devclass;
194 
195 static driver_t u3g_driver = {
196 	.name = "u3g",
197 	.methods = u3g_methods,
198 	.size = sizeof(struct u3g_softc),
199 };
200 
201 static const STRUCT_USB_HOST_ID u3g_devs[] = {
202 #define	U3G_DEV(v,p,i) { USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, i) }
203 	U3G_DEV(ACERP, H10, 0),
204 	U3G_DEV(AIRPLUS, MCD650, 0),
205 	U3G_DEV(AIRPRIME, PC5220, 0),
206 	U3G_DEV(AIRPRIME, AC313U, 0),
207 	U3G_DEV(ALINK, 3G, 0),
208 	U3G_DEV(ALINK, 3GU, 0),
209 	U3G_DEV(ALINK, DWM652U5, 0),
210 	U3G_DEV(AMOI, H01, 0),
211 	U3G_DEV(AMOI, H01A, 0),
212 	U3G_DEV(AMOI, H02, 0),
213 	U3G_DEV(ANYDATA, ADU_500A, 0),
214 	U3G_DEV(ANYDATA, ADU_620UW, 0),
215 	U3G_DEV(ANYDATA, ADU_E100X, 0),
216 	U3G_DEV(AXESSTEL, DATAMODEM, 0),
217 	U3G_DEV(CMOTECH, CDMA_MODEM1, 0),
218 	U3G_DEV(CMOTECH, CGU628, U3GINIT_CMOTECH),
219 	U3G_DEV(DELL, U5500, 0),
220 	U3G_DEV(DELL, U5505, 0),
221 	U3G_DEV(DELL, U5510, 0),
222 	U3G_DEV(DELL, U5520, 0),
223 	U3G_DEV(DELL, U5520_2, 0),
224 	U3G_DEV(DELL, U5520_3, 0),
225 	U3G_DEV(DELL, U5700, 0),
226 	U3G_DEV(DELL, U5700_2, 0),
227 	U3G_DEV(DELL, U5700_3, 0),
228 	U3G_DEV(DELL, U5700_4, 0),
229 	U3G_DEV(DELL, U5720, 0),
230 	U3G_DEV(DELL, U5720_2, 0),
231 	U3G_DEV(DELL, U5730, 0),
232 	U3G_DEV(DELL, U5730_2, 0),
233 	U3G_DEV(DELL, U5730_3, 0),
234 	U3G_DEV(DELL, U740, 0),
235 	U3G_DEV(DLINK, DWR510_CD, U3GINIT_SCSIEJECT),
236 	U3G_DEV(DLINK, DWR510, 0),
237 	U3G_DEV(DLINK, DWM157_CD, U3GINIT_SCSIEJECT),
238 	U3G_DEV(DLINK, DWM157, 0),
239 	U3G_DEV(DLINK3, DWM652, 0),
240 	U3G_DEV(HP, EV2200, 0),
241 	U3G_DEV(HP, HS2300, 0),
242 	U3G_DEV(HP, UN2420_QDL, 0),
243 	U3G_DEV(HP, UN2420, 0),
244 	U3G_DEV(HUAWEI, E1401, U3GINIT_HUAWEI),
245 	U3G_DEV(HUAWEI, E1402, U3GINIT_HUAWEI),
246 	U3G_DEV(HUAWEI, E1403, U3GINIT_HUAWEI),
247 	U3G_DEV(HUAWEI, E1404, U3GINIT_HUAWEI),
248 	U3G_DEV(HUAWEI, E1405, U3GINIT_HUAWEI),
249 	U3G_DEV(HUAWEI, E1406, U3GINIT_HUAWEI),
250 	U3G_DEV(HUAWEI, E1407, U3GINIT_HUAWEI),
251 	U3G_DEV(HUAWEI, E1408, U3GINIT_HUAWEI),
252 	U3G_DEV(HUAWEI, E1409, U3GINIT_HUAWEI),
253 	U3G_DEV(HUAWEI, E140A, U3GINIT_HUAWEI),
254 	U3G_DEV(HUAWEI, E140B, U3GINIT_HUAWEI),
255 	U3G_DEV(HUAWEI, E140D, U3GINIT_HUAWEI),
256 	U3G_DEV(HUAWEI, E140E, U3GINIT_HUAWEI),
257 	U3G_DEV(HUAWEI, E140F, U3GINIT_HUAWEI),
258 	U3G_DEV(HUAWEI, E1410, U3GINIT_HUAWEI),
259 	U3G_DEV(HUAWEI, E1411, U3GINIT_HUAWEI),
260 	U3G_DEV(HUAWEI, E1412, U3GINIT_HUAWEI),
261 	U3G_DEV(HUAWEI, E1413, U3GINIT_HUAWEI),
262 	U3G_DEV(HUAWEI, E1414, U3GINIT_HUAWEI),
263 	U3G_DEV(HUAWEI, E1415, U3GINIT_HUAWEI),
264 	U3G_DEV(HUAWEI, E1416, U3GINIT_HUAWEI),
265 	U3G_DEV(HUAWEI, E1417, U3GINIT_HUAWEI),
266 	U3G_DEV(HUAWEI, E1418, U3GINIT_HUAWEI),
267 	U3G_DEV(HUAWEI, E1419, U3GINIT_HUAWEI),
268 	U3G_DEV(HUAWEI, E141A, U3GINIT_HUAWEI),
269 	U3G_DEV(HUAWEI, E141B, U3GINIT_HUAWEI),
270 	U3G_DEV(HUAWEI, E141C, U3GINIT_HUAWEI),
271 	U3G_DEV(HUAWEI, E141D, U3GINIT_HUAWEI),
272 	U3G_DEV(HUAWEI, E141E, U3GINIT_HUAWEI),
273 	U3G_DEV(HUAWEI, E141F, U3GINIT_HUAWEI),
274 	U3G_DEV(HUAWEI, E1420, U3GINIT_HUAWEI),
275 	U3G_DEV(HUAWEI, E1421, U3GINIT_HUAWEI),
276 	U3G_DEV(HUAWEI, E1422, U3GINIT_HUAWEI),
277 	U3G_DEV(HUAWEI, E1423, U3GINIT_HUAWEI),
278 	U3G_DEV(HUAWEI, E1424, U3GINIT_HUAWEI),
279 	U3G_DEV(HUAWEI, E1425, U3GINIT_HUAWEI),
280 	U3G_DEV(HUAWEI, E1426, U3GINIT_HUAWEI),
281 	U3G_DEV(HUAWEI, E1427, U3GINIT_HUAWEI),
282 	U3G_DEV(HUAWEI, E1428, U3GINIT_HUAWEI),
283 	U3G_DEV(HUAWEI, E1429, U3GINIT_HUAWEI),
284 	U3G_DEV(HUAWEI, E142A, U3GINIT_HUAWEI),
285 	U3G_DEV(HUAWEI, E142B, U3GINIT_HUAWEI),
286 	U3G_DEV(HUAWEI, E142C, U3GINIT_HUAWEI),
287 	U3G_DEV(HUAWEI, E142D, U3GINIT_HUAWEI),
288 	U3G_DEV(HUAWEI, E142E, U3GINIT_HUAWEI),
289 	U3G_DEV(HUAWEI, E142F, U3GINIT_HUAWEI),
290 	U3G_DEV(HUAWEI, E1430, U3GINIT_HUAWEI),
291 	U3G_DEV(HUAWEI, E1431, U3GINIT_HUAWEI),
292 	U3G_DEV(HUAWEI, E1432, U3GINIT_HUAWEI),
293 	U3G_DEV(HUAWEI, E1433, U3GINIT_HUAWEI),
294 	U3G_DEV(HUAWEI, E1434, U3GINIT_HUAWEI),
295 	U3G_DEV(HUAWEI, E1435, U3GINIT_HUAWEI),
296 	U3G_DEV(HUAWEI, E1436, U3GINIT_HUAWEI),
297 	U3G_DEV(HUAWEI, E1437, U3GINIT_HUAWEI),
298 	U3G_DEV(HUAWEI, E1438, U3GINIT_HUAWEI),
299 	U3G_DEV(HUAWEI, E1439, U3GINIT_HUAWEI),
300 	U3G_DEV(HUAWEI, E143A, U3GINIT_HUAWEI),
301 	U3G_DEV(HUAWEI, E143B, U3GINIT_HUAWEI),
302 	U3G_DEV(HUAWEI, E143C, U3GINIT_HUAWEI),
303 	U3G_DEV(HUAWEI, E143D, U3GINIT_HUAWEI),
304 	U3G_DEV(HUAWEI, E143E, U3GINIT_HUAWEI),
305 	U3G_DEV(HUAWEI, E143F, U3GINIT_HUAWEI),
306 	U3G_DEV(HUAWEI, E173, 0),
307 	U3G_DEV(HUAWEI, E173_INIT, U3GINIT_HUAWEISCSI),
308 	U3G_DEV(HUAWEI, E3131, 0),
309 	U3G_DEV(HUAWEI, E3131_INIT, U3GINIT_HUAWEISCSI),
310 	U3G_DEV(HUAWEI, E180V, U3GINIT_HUAWEI),
311 	U3G_DEV(HUAWEI, E220, U3GINIT_HUAWEI),
312 	U3G_DEV(HUAWEI, E220BIS, U3GINIT_HUAWEI),
313 	U3G_DEV(HUAWEI, E392, U3GINIT_HUAWEISCSI),
314 	U3G_DEV(HUAWEI, ME909U, U3GINIT_HUAWEISCSI2),
315 	U3G_DEV(HUAWEI, MOBILE, U3GINIT_HUAWEI),
316 	U3G_DEV(HUAWEI, E1752, U3GINIT_HUAWEISCSI),
317 	U3G_DEV(HUAWEI, E1820, U3GINIT_HUAWEISCSI),
318 	U3G_DEV(HUAWEI, K3772, U3GINIT_HUAWEI),
319 	U3G_DEV(HUAWEI, K3772_INIT, U3GINIT_HUAWEISCSI2),
320 	U3G_DEV(HUAWEI, K3765, U3GINIT_HUAWEI),
321 	U3G_DEV(HUAWEI, K3765_INIT, U3GINIT_HUAWEISCSI),
322 	U3G_DEV(HUAWEI, K3770, U3GINIT_HUAWEI),
323 	U3G_DEV(HUAWEI, K3770_INIT, U3GINIT_HUAWEISCSI),
324 	U3G_DEV(HUAWEI, K4505, U3GINIT_HUAWEI),
325 	U3G_DEV(HUAWEI, K4505_INIT, U3GINIT_HUAWEISCSI),
326 	U3G_DEV(HUAWEI, ETS2055, U3GINIT_HUAWEI),
327 	U3G_DEV(KYOCERA2, CDMA_MSM_K, 0),
328 	U3G_DEV(KYOCERA2, KPC680, 0),
329 	U3G_DEV(LONGCHEER, WM66, U3GINIT_HUAWEI),
330 	U3G_DEV(LONGCHEER, DISK, U3GINIT_TCT),
331 	U3G_DEV(LONGCHEER, W14, 0),
332 	U3G_DEV(LONGCHEER, XSSTICK, 0),
333 	U3G_DEV(MERLIN, V620, 0),
334 	U3G_DEV(NEOTEL, PRIME, 0),
335 	U3G_DEV(NOVATEL, E725, 0),
336 	U3G_DEV(NOVATEL, ES620, 0),
337 	U3G_DEV(NOVATEL, ES620_2, 0),
338 	U3G_DEV(NOVATEL, EU730, 0),
339 	U3G_DEV(NOVATEL, EU740, 0),
340 	U3G_DEV(NOVATEL, EU870D, 0),
341 	U3G_DEV(NOVATEL, MC760, 0),
342 	U3G_DEV(NOVATEL, MC547, 0),
343 	U3G_DEV(NOVATEL, MC679, 0),
344 	U3G_DEV(NOVATEL, MC950D, 0),
345 	U3G_DEV(NOVATEL, MC990D, 0),
346 	U3G_DEV(NOVATEL, MIFI2200, U3GINIT_SCSIEJECT),
347 	U3G_DEV(NOVATEL, MIFI2200V, U3GINIT_SCSIEJECT),
348 	U3G_DEV(NOVATEL, U720, 0),
349 	U3G_DEV(NOVATEL, U727, 0),
350 	U3G_DEV(NOVATEL, U727_2, 0),
351 	U3G_DEV(NOVATEL, U740, 0),
352 	U3G_DEV(NOVATEL, U740_2, 0),
353 	U3G_DEV(NOVATEL, U760, U3GINIT_SCSIEJECT),
354 	U3G_DEV(NOVATEL, U870, 0),
355 	U3G_DEV(NOVATEL, V620, 0),
356 	U3G_DEV(NOVATEL, V640, 0),
357 	U3G_DEV(NOVATEL, V720, 0),
358 	U3G_DEV(NOVATEL, V740, 0),
359 	U3G_DEV(NOVATEL, X950D, 0),
360 	U3G_DEV(NOVATEL, XU870, 0),
361 	U3G_DEV(MOTOROLA2, MB886, U3GINIT_SCSIEJECT),
362 	U3G_DEV(OPTION, E6500, 0),
363 	U3G_DEV(OPTION, E6501, 0),
364 	U3G_DEV(OPTION, E6601, 0),
365 	U3G_DEV(OPTION, E6721, 0),
366 	U3G_DEV(OPTION, E6741, 0),
367 	U3G_DEV(OPTION, E6761, 0),
368 	U3G_DEV(OPTION, E6800, 0),
369 	U3G_DEV(OPTION, E7021, 0),
370 	U3G_DEV(OPTION, E7041, 0),
371 	U3G_DEV(OPTION, E7061, 0),
372 	U3G_DEV(OPTION, E7100, 0),
373 	U3G_DEV(OPTION, GE40X, 0),
374 	U3G_DEV(OPTION, GT3G, 0),
375 	U3G_DEV(OPTION, GT3GPLUS, 0),
376 	U3G_DEV(OPTION, GT3GQUAD, 0),
377 	U3G_DEV(OPTION, GT3G_1, 0),
378 	U3G_DEV(OPTION, GT3G_2, 0),
379 	U3G_DEV(OPTION, GT3G_3, 0),
380 	U3G_DEV(OPTION, GT3G_4, 0),
381 	U3G_DEV(OPTION, GT3G_5, 0),
382 	U3G_DEV(OPTION, GT3G_6, 0),
383 	U3G_DEV(OPTION, GTHSDPA, 0),
384 	U3G_DEV(OPTION, GTM380, 0),
385 	U3G_DEV(OPTION, GTMAX36, 0),
386 	U3G_DEV(OPTION, GTMAX380HSUPAE, 0),
387 	U3G_DEV(OPTION, GTMAXHSUPA, 0),
388 	U3G_DEV(OPTION, GTMAXHSUPAE, 0),
389 	U3G_DEV(OPTION, VODAFONEMC3G, 0),
390 	U3G_DEV(QISDA, H20_1, 0),
391 	U3G_DEV(QISDA, H20_2, 0),
392 	U3G_DEV(QISDA, H21_1, 0),
393 	U3G_DEV(QISDA, H21_2, 0),
394 	U3G_DEV(QUALCOMM, NTT_L02C_MODEM, U3GINIT_SCSIEJECT),
395 	U3G_DEV(QUALCOMM2, AC8700, 0),
396 	U3G_DEV(QUALCOMM2, MF330, 0),
397 	U3G_DEV(QUALCOMM2, SIM5218, 0),
398 	U3G_DEV(QUALCOMM2, WM620, 0),
399 	U3G_DEV(QUALCOMM2, VW110L, U3GINIT_SCSIEJECT),
400 	U3G_DEV(QUALCOMM2, GOBI2000_QDL, 0),
401 	U3G_DEV(QUALCOMM2, GOBI2000, 0),
402 	U3G_DEV(QUALCOMM2, VT80N, 0),
403 	U3G_DEV(QUALCOMM3, VFAST2, 0),
404 	U3G_DEV(QUALCOMMINC, AC2726, 0),
405 	U3G_DEV(QUALCOMMINC, AC682_INIT, U3GINIT_SCSIEJECT),
406 	U3G_DEV(QUALCOMMINC, AC682, 0),
407 	U3G_DEV(QUALCOMMINC, AC8700, 0),
408 	U3G_DEV(QUALCOMMINC, AC8710, 0),
409 	U3G_DEV(QUALCOMMINC, CDMA_MSM, U3GINIT_SCSIEJECT),
410 	U3G_DEV(QUALCOMMINC, E0002, 0),
411 	U3G_DEV(QUALCOMMINC, E0003, 0),
412 	U3G_DEV(QUALCOMMINC, E0004, 0),
413 	U3G_DEV(QUALCOMMINC, E0005, 0),
414 	U3G_DEV(QUALCOMMINC, E0006, 0),
415 	U3G_DEV(QUALCOMMINC, E0007, 0),
416 	U3G_DEV(QUALCOMMINC, E0008, 0),
417 	U3G_DEV(QUALCOMMINC, E0009, 0),
418 	U3G_DEV(QUALCOMMINC, E000A, 0),
419 	U3G_DEV(QUALCOMMINC, E000B, 0),
420 	U3G_DEV(QUALCOMMINC, E000C, 0),
421 	U3G_DEV(QUALCOMMINC, E000D, 0),
422 	U3G_DEV(QUALCOMMINC, E000E, 0),
423 	U3G_DEV(QUALCOMMINC, E000F, 0),
424 	U3G_DEV(QUALCOMMINC, E0010, 0),
425 	U3G_DEV(QUALCOMMINC, E0011, 0),
426 	U3G_DEV(QUALCOMMINC, E0012, 0),
427 	U3G_DEV(QUALCOMMINC, E0013, 0),
428 	U3G_DEV(QUALCOMMINC, E0014, 0),
429 	U3G_DEV(QUALCOMMINC, E0017, 0),
430 	U3G_DEV(QUALCOMMINC, E0018, 0),
431 	U3G_DEV(QUALCOMMINC, E0019, 0),
432 	U3G_DEV(QUALCOMMINC, E0020, 0),
433 	U3G_DEV(QUALCOMMINC, E0021, 0),
434 	U3G_DEV(QUALCOMMINC, E0022, 0),
435 	U3G_DEV(QUALCOMMINC, E0023, 0),
436 	U3G_DEV(QUALCOMMINC, E0024, 0),
437 	U3G_DEV(QUALCOMMINC, E0025, 0),
438 	U3G_DEV(QUALCOMMINC, E0026, 0),
439 	U3G_DEV(QUALCOMMINC, E0027, 0),
440 	U3G_DEV(QUALCOMMINC, E0028, 0),
441 	U3G_DEV(QUALCOMMINC, E0029, 0),
442 	U3G_DEV(QUALCOMMINC, E0030, 0),
443 	U3G_DEV(QUALCOMMINC, E0032, 0),
444 	U3G_DEV(QUALCOMMINC, E0033, 0),
445 	U3G_DEV(QUALCOMMINC, E0037, 0),
446 	U3G_DEV(QUALCOMMINC, E0039, 0),
447 	U3G_DEV(QUALCOMMINC, E0042, 0),
448 	U3G_DEV(QUALCOMMINC, E0043, 0),
449 	U3G_DEV(QUALCOMMINC, E0048, 0),
450 	U3G_DEV(QUALCOMMINC, E0049, 0),
451 	U3G_DEV(QUALCOMMINC, E0051, 0),
452 	U3G_DEV(QUALCOMMINC, E0052, 0),
453 	U3G_DEV(QUALCOMMINC, E0054, 0),
454 	U3G_DEV(QUALCOMMINC, E0055, 0),
455 	U3G_DEV(QUALCOMMINC, E0057, 0),
456 	U3G_DEV(QUALCOMMINC, E0058, 0),
457 	U3G_DEV(QUALCOMMINC, E0059, 0),
458 	U3G_DEV(QUALCOMMINC, E0060, 0),
459 	U3G_DEV(QUALCOMMINC, E0061, 0),
460 	U3G_DEV(QUALCOMMINC, E0062, 0),
461 	U3G_DEV(QUALCOMMINC, E0063, 0),
462 	U3G_DEV(QUALCOMMINC, E0064, 0),
463 	U3G_DEV(QUALCOMMINC, E0066, 0),
464 	U3G_DEV(QUALCOMMINC, E0069, 0),
465 	U3G_DEV(QUALCOMMINC, E0070, 0),
466 	U3G_DEV(QUALCOMMINC, E0073, 0),
467 	U3G_DEV(QUALCOMMINC, E0076, 0),
468 	U3G_DEV(QUALCOMMINC, E0078, 0),
469 	U3G_DEV(QUALCOMMINC, E0082, 0),
470 	U3G_DEV(QUALCOMMINC, E0086, 0),
471 	U3G_DEV(QUALCOMMINC, SURFSTICK, 0),
472 	U3G_DEV(QUALCOMMINC, E2002, 0),
473 	U3G_DEV(QUALCOMMINC, E2003, 0),
474 	U3G_DEV(QUALCOMMINC, K3772_Z, 0),
475 	U3G_DEV(QUALCOMMINC, K3772_Z_INIT, U3GINIT_SCSIEJECT),
476 	U3G_DEV(QUALCOMMINC, MF112, U3GINIT_ZTESTOR),
477 	U3G_DEV(QUALCOMMINC, MF195E, 0),
478 	U3G_DEV(QUALCOMMINC, MF195E_INIT, U3GINIT_SCSIEJECT),
479 	U3G_DEV(QUALCOMMINC, MF626, 0),
480 	U3G_DEV(QUALCOMMINC, MF628, 0),
481 	U3G_DEV(QUALCOMMINC, MF633R, 0),
482 	/* the following is a RNDIS device, no modem features */
483 	U3G_DEV(QUALCOMMINC, ZTE_MF730M, U3GINIT_SCSIEJECT),
484 	U3G_DEV(QUANTA, GKE, 0),
485 	U3G_DEV(QUANTA, GLE, 0),
486 	U3G_DEV(QUANTA, GLX, 0),
487 	U3G_DEV(QUANTA, Q101, 0),
488 	U3G_DEV(QUANTA, Q111, 0),
489 	U3G_DEV(SIERRA, AC402, 0),
490 	U3G_DEV(SIERRA, AC595U, 0),
491 	U3G_DEV(SIERRA, AC313U, 0),
492 	U3G_DEV(SIERRA, AC597E, 0),
493 	U3G_DEV(SIERRA, AC875, 0),
494 	U3G_DEV(SIERRA, AC875E, 0),
495 	U3G_DEV(SIERRA, AC875U, 0),
496 	U3G_DEV(SIERRA, AC875U_2, 0),
497 	U3G_DEV(SIERRA, AC880, 0),
498 	U3G_DEV(SIERRA, AC880E, 0),
499 	U3G_DEV(SIERRA, AC880U, 0),
500 	U3G_DEV(SIERRA, AC881, 0),
501 	U3G_DEV(SIERRA, AC881E, 0),
502 	U3G_DEV(SIERRA, AC881U, 0),
503 	U3G_DEV(SIERRA, AC885E, 0),
504 	U3G_DEV(SIERRA, AC885E_2, 0),
505 	U3G_DEV(SIERRA, AC885U, 0),
506 	U3G_DEV(SIERRA, AIRCARD580, 0),
507 	U3G_DEV(SIERRA, AIRCARD595, 0),
508 	U3G_DEV(SIERRA, C22, 0),
509 	U3G_DEV(SIERRA, C597, 0),
510 	U3G_DEV(SIERRA, C888, 0),
511 	U3G_DEV(SIERRA, E0029, 0),
512 	U3G_DEV(SIERRA, E6892, 0),
513 	U3G_DEV(SIERRA, E6893, 0),
514 	U3G_DEV(SIERRA, EM5625, 0),
515 	U3G_DEV(SIERRA, EM5725, 0),
516 	U3G_DEV(SIERRA, MC5720, 0),
517 	U3G_DEV(SIERRA, MC5720_2, 0),
518 	U3G_DEV(SIERRA, MC5725, 0),
519 	U3G_DEV(SIERRA, MC5727, 0),
520 	U3G_DEV(SIERRA, MC5727_2, 0),
521 	U3G_DEV(SIERRA, MC5728, 0),
522 	U3G_DEV(SIERRA, MC7354, 0),
523 	U3G_DEV(SIERRA, MC7355, 0),
524 	U3G_DEV(SIERRA, MC8700, 0),
525 	U3G_DEV(SIERRA, MC8755, 0),
526 	U3G_DEV(SIERRA, MC8755_2, 0),
527 	U3G_DEV(SIERRA, MC8755_3, 0),
528 	U3G_DEV(SIERRA, MC8755_4, 0),
529 	U3G_DEV(SIERRA, MC8765, 0),
530 	U3G_DEV(SIERRA, MC8765_2, 0),
531 	U3G_DEV(SIERRA, MC8765_3, 0),
532 	U3G_DEV(SIERRA, MC8775, 0),
533 	U3G_DEV(SIERRA, MC8775_2, 0),
534 	U3G_DEV(SIERRA, MC8780, 0),
535 	U3G_DEV(SIERRA, MC8780_2, 0),
536 	U3G_DEV(SIERRA, MC8780_3, 0),
537 	U3G_DEV(SIERRA, MC8781, 0),
538 	U3G_DEV(SIERRA, MC8781_2, 0),
539 	U3G_DEV(SIERRA, MC8781_3, 0),
540 	U3G_DEV(SIERRA, MC8785, 0),
541 	U3G_DEV(SIERRA, MC8785_2, 0),
542 	U3G_DEV(SIERRA, MC8790, 0),
543 	U3G_DEV(SIERRA, MC8791, 0),
544 	U3G_DEV(SIERRA, MC8792, 0),
545 	U3G_DEV(SIERRA, MINI5725, 0),
546 	U3G_DEV(SIERRA, T11, 0),
547 	U3G_DEV(SIERRA, T598, 0),
548 	U3G_DEV(SILABS, SAEL, U3GINIT_SAEL_M460),
549 	U3G_DEV(STELERA, C105, 0),
550 	U3G_DEV(STELERA, E1003, 0),
551 	U3G_DEV(STELERA, E1004, 0),
552 	U3G_DEV(STELERA, E1005, 0),
553 	U3G_DEV(STELERA, E1006, 0),
554 	U3G_DEV(STELERA, E1007, 0),
555 	U3G_DEV(STELERA, E1008, 0),
556 	U3G_DEV(STELERA, E1009, 0),
557 	U3G_DEV(STELERA, E100A, 0),
558 	U3G_DEV(STELERA, E100B, 0),
559 	U3G_DEV(STELERA, E100C, 0),
560 	U3G_DEV(STELERA, E100D, 0),
561 	U3G_DEV(STELERA, E100E, 0),
562 	U3G_DEV(STELERA, E100F, 0),
563 	U3G_DEV(STELERA, E1010, 0),
564 	U3G_DEV(STELERA, E1011, 0),
565 	U3G_DEV(STELERA, E1012, 0),
566 	U3G_DEV(TCTMOBILE, X060S, 0),
567 	U3G_DEV(TCTMOBILE, X080S, U3GINIT_TCT),
568 	U3G_DEV(TELIT, UC864E, 0),
569 	U3G_DEV(TELIT, UC864G, 0),
570 	U3G_DEV(TLAYTECH, TEU800, 0),
571 	U3G_DEV(TOSHIBA, G450, 0),
572 	U3G_DEV(TOSHIBA, HSDPA, 0),
573 	U3G_DEV(YISO, C893, 0),
574 	U3G_DEV(WETELECOM, WM_D200, 0),
575 	/* Autoinstallers */
576 	U3G_DEV(NOVATEL, ZEROCD, U3GINIT_SCSIEJECT),
577 	U3G_DEV(OPTION, GTICON322, U3GINIT_REZERO),
578 	U3G_DEV(QUALCOMMINC, ZTE_STOR, U3GINIT_ZTESTOR),
579 	U3G_DEV(QUALCOMMINC, ZTE_STOR2, U3GINIT_SCSIEJECT),
580 	U3G_DEV(QUANTA, Q101_STOR, U3GINIT_SCSIEJECT),
581 	U3G_DEV(SIERRA, TRUINSTALL, U3GINIT_SIERRA),
582 #undef	U3G_DEV
583 };
584 
585 DRIVER_MODULE(u3g, uhub, u3g_driver, u3g_devclass, u3g_driver_loaded, 0);
586 MODULE_DEPEND(u3g, ucom, 1, 1, 1);
587 MODULE_DEPEND(u3g, usb, 1, 1, 1);
588 MODULE_VERSION(u3g, 1);
589 USB_PNP_HOST_INFO(u3g_devs);
590 
591 static int
592 u3g_sierra_init(struct usb_device *udev)
593 {
594 	struct usb_device_request req;
595 
596 	req.bmRequestType = UT_VENDOR;
597 	req.bRequest = UR_SET_INTERFACE;
598 	USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
599 	USETW(req.wIndex, UHF_PORT_CONNECTION);
600 	USETW(req.wLength, 0);
601 
602 	if (usbd_do_request_flags(udev, NULL, &req,
603 	    NULL, 0, NULL, USB_MS_HZ)) {
604 		/* ignore any errors */
605 	}
606 	return (0);
607 }
608 
609 static int
610 u3g_huawei_init(struct usb_device *udev)
611 {
612 	struct usb_device_request req;
613 
614 	req.bmRequestType = UT_WRITE_DEVICE;
615 	req.bRequest = UR_SET_FEATURE;
616 	USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
617 	USETW(req.wIndex, UHF_PORT_SUSPEND);
618 	USETW(req.wLength, 0);
619 
620 	if (usbd_do_request_flags(udev, NULL, &req,
621 	    NULL, 0, NULL, USB_MS_HZ)) {
622 		/* ignore any errors */
623 	}
624 	return (0);
625 }
626 
627 static void
628 u3g_sael_m460_init(struct usb_device *udev)
629 {
630 	static const uint8_t setup[][24] = {
631 	     { 0x41, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
632 	     { 0x41, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00 },
633 	     { 0x41, 0x13, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
634 	       0x01, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00,
635 	       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
636 	     { 0xc1, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x40, 0x02 },
637 	     { 0xc1, 0x08, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00 },
638 	     { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
639 	     { 0xc1, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 },
640 	     { 0x41, 0x01, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00 },
641 	     { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
642 	     { 0x41, 0x03, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00 },
643 	     { 0x41, 0x19, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00,
644 	       0x00, 0x00, 0x00, 0x00, 0x11, 0x13 },
645 	     { 0x41, 0x13, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
646 	       0x09, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00,
647 	       0x0a, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00 },
648 	     { 0x41, 0x12, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00 },
649 	     { 0x41, 0x01, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00 },
650 	     { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
651 	     { 0x41, 0x03, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00 },
652 	     { 0x41, 0x19, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00,
653 	       0x00, 0x00, 0x00, 0x00, 0x11, 0x13 },
654 	     { 0x41, 0x13, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
655 	       0x09, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00,
656 	       0x0a, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00 },
657 	     { 0x41, 0x07, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00 },
658 	};
659 
660 	struct usb_device_request req;
661 	usb_error_t err;
662 	uint16_t len;
663 	uint8_t buf[0x300];
664 	uint8_t n;
665 
666 	DPRINTFN(1, "\n");
667 
668 	if (usbd_req_set_alt_interface_no(udev, NULL, 0, 0)) {
669 		DPRINTFN(0, "Alt setting 0 failed\n");
670 		return;
671 	}
672 
673 	for (n = 0; n != (sizeof(setup)/sizeof(setup[0])); n++) {
674 
675 		memcpy(&req, setup[n], sizeof(req));
676 
677 		len = UGETW(req.wLength);
678 		if (req.bmRequestType & UE_DIR_IN) {
679 			if (len > sizeof(buf)) {
680 				DPRINTFN(0, "too small buffer\n");
681 				continue;
682 			}
683 			err = usbd_do_request(udev, NULL, &req, buf);
684 		} else {
685 			if (len > (sizeof(setup[0]) - 8)) {
686 				DPRINTFN(0, "too small buffer\n");
687 				continue;
688 			}
689 			err = usbd_do_request(udev, NULL, &req,
690 			    __DECONST(uint8_t *, &setup[n][8]));
691 		}
692 		if (err) {
693 			DPRINTFN(1, "request %u failed\n",
694 			    (unsigned int)n);
695 			/*
696 			 * Some of the requests will fail. Stop doing
697 			 * requests when we are getting timeouts so
698 			 * that we don't block the explore/attach
699 			 * thread forever.
700 			 */
701 			if (err == USB_ERR_TIMEOUT)
702 				break;
703 		}
704 	}
705 }
706 
707 /*
708  * The following function handles 3G modem devices (E220, Mobile,
709  * etc.) with auto-install flash disks for Windows/MacOSX on the first
710  * interface.  After some command or some delay they change appearance
711  * to a modem.
712  */
713 static void
714 u3g_test_autoinst(void *arg, struct usb_device *udev,
715     struct usb_attach_arg *uaa)
716 {
717 	struct usb_interface *iface;
718 	struct usb_interface_descriptor *id;
719 	int error;
720 	unsigned long method;
721 
722 	if (uaa->dev_state != UAA_DEV_READY)
723 		return;
724 
725 	iface = usbd_get_iface(udev, 0);
726 	if (iface == NULL)
727 		return;
728 	id = iface->idesc;
729 	if (id == NULL || id->bInterfaceClass != UICLASS_MASS)
730 		return;
731 
732 	if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEI))
733 		method = U3GINIT_HUAWEI;
734 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_SIERRA))
735 		method = U3GINIT_SIERRA;
736 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_SCSIEJECT))
737 		method = U3GINIT_SCSIEJECT;
738 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_REZERO))
739 		method = U3GINIT_REZERO;
740 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_ZTESTOR))
741 		method = U3GINIT_ZTESTOR;
742 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_CMOTECH))
743 		method = U3GINIT_CMOTECH;
744 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_WAIT))
745 		method = U3GINIT_WAIT;
746 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEISCSI))
747 		method = U3GINIT_HUAWEISCSI;
748 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_HUAWEISCSI2))
749 		method = U3GINIT_HUAWEISCSI2;
750 	else if (usb_test_quirk(uaa, UQ_MSC_EJECT_TCT))
751 		method = U3GINIT_TCT;
752 	else if (usbd_lookup_id_by_uaa(u3g_devs, sizeof(u3g_devs), uaa) == 0)
753 		method = USB_GET_DRIVER_INFO(uaa);
754 	else
755 		return;		/* no device match */
756 
757 	if (bootverbose) {
758 		printf("Ejecting %s %s using method %ld\n",
759 		       usb_get_manufacturer(udev),
760 		       usb_get_product(udev), method);
761 	}
762 
763 	switch (method) {
764 		case U3GINIT_HUAWEI:
765 			error = u3g_huawei_init(udev);
766 			break;
767 		case U3GINIT_HUAWEISCSI:
768 			error = usb_msc_eject(udev, 0, MSC_EJECT_HUAWEI);
769 			break;
770 		case U3GINIT_HUAWEISCSI2:
771 			error = usb_msc_eject(udev, 0, MSC_EJECT_HUAWEI2);
772 			break;
773 		case U3GINIT_SCSIEJECT:
774 			error = usb_msc_eject(udev, 0, MSC_EJECT_STOPUNIT);
775 			break;
776 		case U3GINIT_REZERO:
777 			error = usb_msc_eject(udev, 0, MSC_EJECT_REZERO);
778 			break;
779 		case U3GINIT_ZTESTOR:
780 			error = usb_msc_eject(udev, 0, MSC_EJECT_STOPUNIT);
781 			if (error == 0)
782 			    error = usb_msc_eject(udev, 0, MSC_EJECT_ZTESTOR);
783 			break;
784 		case U3GINIT_CMOTECH:
785 			error = usb_msc_eject(udev, 0, MSC_EJECT_CMOTECH);
786 			break;
787 		case U3GINIT_TCT:
788 			error = usb_msc_eject(udev, 0, MSC_EJECT_TCT);
789 			break;
790 		case U3GINIT_SIERRA:
791 			error = u3g_sierra_init(udev);
792 			break;
793 		case U3GINIT_WAIT:
794 			/* Just pretend we ejected, the card will timeout */
795 			error = 0;
796 			break;
797 		default:
798 			/* no 3G eject quirks */
799 			error = EOPNOTSUPP;
800 			break;
801 	}
802 	if (error == 0) {
803 		/* success, mark the udev as disappearing */
804 		uaa->dev_state = UAA_DEV_EJECTING;
805 	}
806 }
807 
808 static int
809 u3g_driver_loaded(struct module *mod, int what, void *arg)
810 {
811 	switch (what) {
812 	case MOD_LOAD:
813 		/* register our autoinstall handler */
814 		u3g_etag = EVENTHANDLER_REGISTER(usb_dev_configured,
815 		    u3g_test_autoinst, NULL, EVENTHANDLER_PRI_ANY);
816 		break;
817 	case MOD_UNLOAD:
818 		EVENTHANDLER_DEREGISTER(usb_dev_configured, u3g_etag);
819 		break;
820 	default:
821 		return (EOPNOTSUPP);
822 	}
823  	return (0);
824 }
825 
826 static int
827 u3g_probe(device_t self)
828 {
829 	struct usb_attach_arg *uaa = device_get_ivars(self);
830 
831 	if (uaa->usb_mode != USB_MODE_HOST) {
832 		return (ENXIO);
833 	}
834 	if (uaa->info.bConfigIndex != U3G_CONFIG_INDEX) {
835 		return (ENXIO);
836 	}
837 	if (uaa->info.bInterfaceClass != UICLASS_VENDOR) {
838 		return (ENXIO);
839 	}
840 	return (usbd_lookup_id_by_uaa(u3g_devs, sizeof(u3g_devs), uaa));
841 }
842 
843 static int
844 u3g_attach(device_t dev)
845 {
846 	struct usb_config u3g_config_tmp[U3G_N_TRANSFER];
847 	struct usb_attach_arg *uaa = device_get_ivars(dev);
848 	struct u3g_softc *sc = device_get_softc(dev);
849 	struct usb_interface *iface;
850 	struct usb_interface_descriptor *id;
851 	uint32_t iface_valid;
852 	int error, type, nports;
853 	int ep, n;
854 	uint8_t i;
855 
856 	DPRINTF("sc=%p\n", sc);
857 
858 	type = USB_GET_DRIVER_INFO(uaa);
859 	if (type == U3GINIT_SAEL_M460
860 	    || usb_test_quirk(uaa, UQ_MSC_EJECT_SAEL_M460)) {
861 		u3g_sael_m460_init(uaa->device);
862 	}
863 
864 	/* copy in USB config */
865 	for (n = 0; n != U3G_N_TRANSFER; n++)
866 		u3g_config_tmp[n] = u3g_config[n];
867 
868 	device_set_usb_desc(dev);
869 	mtx_init(&sc->sc_mtx, "u3g", NULL, MTX_DEF);
870 	ucom_ref(&sc->sc_super_ucom);
871 
872 	sc->sc_udev = uaa->device;
873 
874 	/* Claim all interfaces on the device */
875 	iface_valid = 0;
876 	for (i = uaa->info.bIfaceIndex; i < USB_IFACE_MAX; i++) {
877 		iface = usbd_get_iface(uaa->device, i);
878 		if (iface == NULL)
879 			break;
880 		id = usbd_get_interface_descriptor(iface);
881 		if (id == NULL || id->bInterfaceClass != UICLASS_VENDOR)
882 			continue;
883 		usbd_set_parent_iface(uaa->device, i, uaa->info.bIfaceIndex);
884 		iface_valid |= (1<<i);
885 	}
886 
887 	i = 0;		/* interface index */
888 	ep = 0;		/* endpoint index */
889 	nports = 0;	/* number of ports */
890 	while (i < USB_IFACE_MAX) {
891 		if ((iface_valid & (1<<i)) == 0) {
892 			i++;
893 			continue;
894 		}
895 
896 		/* update BULK endpoint index */
897 		for (n = 0; n < U3G_N_TRANSFER; n++)
898 			u3g_config_tmp[n].ep_index = ep;
899 
900 		/* try to allocate a set of BULK endpoints */
901 		error = usbd_transfer_setup(uaa->device, &i,
902 		    sc->sc_xfer[nports], u3g_config_tmp, U3G_N_TRANSFER,
903 		    &sc->sc_ucom[nports], &sc->sc_mtx);
904 		if (error) {
905 			/* next interface */
906 			i++;
907 			ep = 0;
908 			continue;
909 		}
910 
911 		iface = usbd_get_iface(uaa->device, i);
912 		id = usbd_get_interface_descriptor(iface);
913 		sc->sc_iface[nports] = id->bInterfaceNumber;
914 
915 		if (bootverbose && sc->sc_xfer[nports][U3G_INTR]) {
916 			device_printf(dev, "port %d supports modem control\n",
917 				      nports);
918 		}
919 
920 		/* set stall by default */
921 		mtx_lock(&sc->sc_mtx);
922 		usbd_xfer_set_stall(sc->sc_xfer[nports][U3G_BULK_WR]);
923 		usbd_xfer_set_stall(sc->sc_xfer[nports][U3G_BULK_RD]);
924 		mtx_unlock(&sc->sc_mtx);
925 
926 		nports++;	/* found one port */
927 		ep++;
928 		if (nports == U3G_MAXPORTS)
929 			break;
930 	}
931 	if (nports == 0) {
932 		device_printf(dev, "no ports found\n");
933 		goto detach;
934 	}
935 	sc->sc_numports = nports;
936 
937 	error = ucom_attach(&sc->sc_super_ucom, sc->sc_ucom,
938 	    sc->sc_numports, sc, &u3g_callback, &sc->sc_mtx);
939 	if (error) {
940 		DPRINTF("ucom_attach failed\n");
941 		goto detach;
942 	}
943 	ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev);
944 	device_printf(dev, "Found %u port%s.\n", sc->sc_numports,
945 	    sc->sc_numports > 1 ? "s":"");
946 
947 	return (0);
948 
949 detach:
950 	u3g_detach(dev);
951 	return (ENXIO);
952 }
953 
954 static int
955 u3g_detach(device_t dev)
956 {
957 	struct u3g_softc *sc = device_get_softc(dev);
958 	uint8_t subunit;
959 
960 	DPRINTF("sc=%p\n", sc);
961 
962 	/* NOTE: It is not dangerous to detach more ports than attached! */
963 	ucom_detach(&sc->sc_super_ucom, sc->sc_ucom);
964 
965 	for (subunit = 0; subunit != U3G_MAXPORTS; subunit++)
966 		usbd_transfer_unsetup(sc->sc_xfer[subunit], U3G_N_TRANSFER);
967 
968 	device_claim_softc(dev);
969 
970 	u3g_free_softc(sc);
971 
972 	return (0);
973 }
974 
975 UCOM_UNLOAD_DRAIN(u3g);
976 
977 static void
978 u3g_free_softc(struct u3g_softc *sc)
979 {
980 	if (ucom_unref(&sc->sc_super_ucom)) {
981 		mtx_destroy(&sc->sc_mtx);
982 		device_free_softc(sc);
983 	}
984 }
985 
986 static void
987 u3g_free(struct ucom_softc *ucom)
988 {
989 	u3g_free_softc(ucom->sc_parent);
990 }
991 
992 static void
993 u3g_start_read(struct ucom_softc *ucom)
994 {
995 	struct u3g_softc *sc = ucom->sc_parent;
996 
997 	/* start interrupt endpoint (if configured) */
998 	usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_INTR]);
999 
1000 	/* start read endpoint */
1001 	usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_RD]);
1002 }
1003 
1004 static void
1005 u3g_stop_read(struct ucom_softc *ucom)
1006 {
1007 	struct u3g_softc *sc = ucom->sc_parent;
1008 
1009 	/* stop interrupt endpoint (if configured) */
1010 	usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_INTR]);
1011 
1012 	/* stop read endpoint */
1013 	usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_RD]);
1014 }
1015 
1016 static void
1017 u3g_start_write(struct ucom_softc *ucom)
1018 {
1019 	struct u3g_softc *sc = ucom->sc_parent;
1020 
1021 	usbd_transfer_start(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_WR]);
1022 }
1023 
1024 static void
1025 u3g_stop_write(struct ucom_softc *ucom)
1026 {
1027 	struct u3g_softc *sc = ucom->sc_parent;
1028 
1029 	usbd_transfer_stop(sc->sc_xfer[ucom->sc_subunit][U3G_BULK_WR]);
1030 }
1031 
1032 static void
1033 u3g_write_callback(struct usb_xfer *xfer, usb_error_t error)
1034 {
1035 	struct ucom_softc *ucom = usbd_xfer_softc(xfer);
1036 	struct usb_page_cache *pc;
1037 	uint32_t actlen;
1038 	uint32_t frame;
1039 
1040 	switch (USB_GET_STATE(xfer)) {
1041 	case USB_ST_TRANSFERRED:
1042 	case USB_ST_SETUP:
1043 tr_setup:
1044 		for (frame = 0; frame != U3G_TXFRAMES; frame++) {
1045 			usbd_xfer_set_frame_offset(xfer, frame * U3G_TXSIZE, frame);
1046 
1047 			pc = usbd_xfer_get_frame(xfer, frame);
1048 			if (ucom_get_data(ucom, pc, 0, U3G_TXSIZE, &actlen) == 0)
1049 				break;
1050 			usbd_xfer_set_frame_len(xfer, frame, actlen);
1051 		}
1052 		if (frame != 0) {
1053 			usbd_xfer_set_frames(xfer, frame);
1054 			usbd_transfer_submit(xfer);
1055 		}
1056 		break;
1057 
1058 	default:			/* Error */
1059 		if (error != USB_ERR_CANCELLED) {
1060 			/* do a builtin clear-stall */
1061 			usbd_xfer_set_stall(xfer);
1062 			goto tr_setup;
1063 		}
1064 		break;
1065 	}
1066 }
1067 
1068 static void
1069 u3g_read_callback(struct usb_xfer *xfer, usb_error_t error)
1070 {
1071 	struct ucom_softc *ucom = usbd_xfer_softc(xfer);
1072 	struct usb_page_cache *pc;
1073 	int actlen;
1074 
1075 	usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
1076 
1077 	switch (USB_GET_STATE(xfer)) {
1078 	case USB_ST_TRANSFERRED:
1079 		pc = usbd_xfer_get_frame(xfer, 0);
1080 		ucom_put_data(ucom, pc, 0, actlen);
1081 
1082 	case USB_ST_SETUP:
1083 tr_setup:
1084 		usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
1085 		usbd_transfer_submit(xfer);
1086 		break;
1087 
1088 	default:			/* Error */
1089 		if (error != USB_ERR_CANCELLED) {
1090 			/* do a builtin clear-stall */
1091 			usbd_xfer_set_stall(xfer);
1092 			goto tr_setup;
1093 		}
1094 		break;
1095 	}
1096 }
1097 
1098 static void
1099 u3g_cfg_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr)
1100 {
1101 	struct u3g_softc *sc = ucom->sc_parent;
1102 
1103 	*lsr = sc->sc_lsr[ucom->sc_subunit];
1104 	*msr = sc->sc_msr[ucom->sc_subunit];
1105 }
1106 
1107 static void
1108 u3g_cfg_set_line(struct ucom_softc *ucom)
1109 {
1110 	struct u3g_softc *sc = ucom->sc_parent;
1111 	struct usb_device_request req;
1112 
1113 	req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
1114 	req.bRequest = UCDC_SET_CONTROL_LINE_STATE;
1115 	USETW(req.wValue, sc->sc_line[ucom->sc_subunit]);
1116 	req.wIndex[0] = sc->sc_iface[ucom->sc_subunit];
1117 	req.wIndex[1] = 0;
1118 	USETW(req.wLength, 0);
1119 
1120 	ucom_cfg_do_request(sc->sc_udev, ucom,
1121 	    &req, NULL, 0, 1000);
1122 }
1123 
1124 static void
1125 u3g_cfg_set_dtr(struct ucom_softc *ucom, uint8_t onoff)
1126 {
1127 	struct u3g_softc *sc = ucom->sc_parent;
1128 
1129 	DPRINTF("onoff = %d\n", onoff);
1130 
1131 	if (onoff)
1132 		sc->sc_line[ucom->sc_subunit] |= UCDC_LINE_DTR;
1133 	else
1134 		sc->sc_line[ucom->sc_subunit] &= ~UCDC_LINE_DTR;
1135 
1136 	u3g_cfg_set_line(ucom);
1137 }
1138 
1139 static void
1140 u3g_cfg_set_rts(struct ucom_softc *ucom, uint8_t onoff)
1141 {
1142 	struct u3g_softc *sc = ucom->sc_parent;
1143 
1144 	DPRINTF("onoff = %d\n", onoff);
1145 
1146 	if (onoff)
1147 		sc->sc_line[ucom->sc_subunit] |= UCDC_LINE_RTS;
1148 	else
1149 		sc->sc_line[ucom->sc_subunit] &= ~UCDC_LINE_RTS;
1150 
1151 	u3g_cfg_set_line(ucom);
1152 }
1153 
1154 static void
1155 u3g_intr_callback(struct usb_xfer *xfer, usb_error_t error)
1156 {
1157 	struct ucom_softc *ucom = usbd_xfer_softc(xfer);
1158 	struct u3g_softc *sc = ucom->sc_parent;
1159 	struct usb_page_cache *pc;
1160 	struct usb_cdc_notification pkt;
1161 	int actlen;
1162 	uint16_t wLen;
1163 	uint8_t mstatus;
1164 
1165 	usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
1166 
1167 	switch (USB_GET_STATE(xfer)) {
1168 	case USB_ST_TRANSFERRED:
1169 		if (actlen < 8) {	/* usb_cdc_notification with 2 data bytes */
1170 			DPRINTF("message too short (expected 8, received %d)\n", actlen);
1171 			goto tr_setup;
1172 		}
1173 		pc = usbd_xfer_get_frame(xfer, 0);
1174 		usbd_copy_out(pc, 0, &pkt, actlen);
1175 
1176 		wLen = UGETW(pkt.wLength);
1177 		if (wLen < 2) {
1178 			DPRINTF("message too short (expected 2 data bytes, received %d)\n", wLen);
1179 			goto tr_setup;
1180 		}
1181 
1182 		if (pkt.bmRequestType == UCDC_NOTIFICATION
1183 		    && pkt.bNotification == UCDC_N_SERIAL_STATE) {
1184 			/*
1185 		         * Set the serial state in ucom driver based on
1186 		         * the bits from the notify message
1187 		         */
1188 			DPRINTF("notify bytes = 0x%02x, 0x%02x\n",
1189 			    pkt.data[0], pkt.data[1]);
1190 
1191 			/* currently, lsr is always zero. */
1192 			sc->sc_lsr[ucom->sc_subunit] = 0;
1193 			sc->sc_msr[ucom->sc_subunit] = 0;
1194 
1195 			mstatus = pkt.data[0];
1196 
1197 			if (mstatus & UCDC_N_SERIAL_RI)
1198 				sc->sc_msr[ucom->sc_subunit] |= SER_RI;
1199 			if (mstatus & UCDC_N_SERIAL_DSR)
1200 				sc->sc_msr[ucom->sc_subunit] |= SER_DSR;
1201 			if (mstatus & UCDC_N_SERIAL_DCD)
1202 				sc->sc_msr[ucom->sc_subunit] |= SER_DCD;
1203 			ucom_status_change(ucom);
1204 		}
1205 
1206 	case USB_ST_SETUP:
1207 tr_setup:
1208 		usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
1209 		usbd_transfer_submit(xfer);
1210 		return;
1211 
1212 	default:			/* Error */
1213 		if (error != USB_ERR_CANCELLED) {
1214 			/* try to clear stall first */
1215 			usbd_xfer_set_stall(xfer);
1216 			goto tr_setup;
1217 		}
1218 		return;
1219 	}
1220 }
1221 
1222 static void
1223 u3g_poll(struct ucom_softc *ucom)
1224 {
1225 	struct u3g_softc *sc = ucom->sc_parent;
1226 	usbd_transfer_poll(sc->sc_xfer[ucom->sc_subunit], U3G_N_TRANSFER);
1227 }
1228