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uslcom.c (239180) uslcom.c (239260)
1/* $OpenBSD: uslcom.c,v 1.17 2007/11/24 10:52:12 jsg Exp $ */
2
3#include <sys/cdefs.h>
1/* $OpenBSD: uslcom.c,v 1.17 2007/11/24 10:52:12 jsg Exp $ */
2
3#include <sys/cdefs.h>
4__FBSDID("$FreeBSD: head/sys/dev/usb/serial/uslcom.c 239180 2012-08-10 15:29:41Z hselasky $");
4__FBSDID("$FreeBSD: head/sys/dev/usb/serial/uslcom.c 239260 2012-08-14 22:21:46Z gavin $");
5
6/*
7 * Copyright (c) 2006 Jonathan Gray <jsg@openbsd.org>
8 *
9 * Permission to use, copy, modify, and distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
11 * copyright notice and this permission notice appear in all copies.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
14 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
16 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
19 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 */
21
5
6/*
7 * Copyright (c) 2006 Jonathan Gray <jsg@openbsd.org>
8 *
9 * Permission to use, copy, modify, and distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
11 * copyright notice and this permission notice appear in all copies.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
14 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
16 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
19 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 */
21
22/*
23 * Driver for Silicon Laboratories CP2101/CP2102/CP2103/CP2104/CP2105
24 * USB-Serial adapters. Based on datasheet AN571, publicly available from
25 * http://www.silabs.com/Support%20Documents/TechnicalDocs/AN571.pdf
26 */
27
22#include <sys/stdint.h>
23#include <sys/stddef.h>
24#include <sys/param.h>
25#include <sys/queue.h>
26#include <sys/types.h>
27#include <sys/systm.h>
28#include <sys/kernel.h>
29#include <sys/bus.h>
30#include <sys/module.h>
31#include <sys/lock.h>
32#include <sys/mutex.h>
33#include <sys/condvar.h>
34#include <sys/sysctl.h>
35#include <sys/sx.h>
36#include <sys/unistd.h>
37#include <sys/callout.h>
38#include <sys/malloc.h>
39#include <sys/priv.h>
40
41#include <dev/usb/usb.h>
42#include <dev/usb/usbdi.h>
43#include <dev/usb/usbdi_util.h>
44#include <dev/usb/usb_ioctl.h>
45#include "usbdevs.h"
46
47#define USB_DEBUG_VAR uslcom_debug
48#include <dev/usb/usb_debug.h>
49#include <dev/usb/usb_process.h>
50
51#include <dev/usb/serial/usb_serial.h>
52
53#ifdef USB_DEBUG
54static int uslcom_debug = 0;
55
56static SYSCTL_NODE(_hw_usb, OID_AUTO, uslcom, CTLFLAG_RW, 0, "USB uslcom");
57SYSCTL_INT(_hw_usb_uslcom, OID_AUTO, debug, CTLFLAG_RW,
58 &uslcom_debug, 0, "Debug level");
59#endif
60
61#define USLCOM_BULK_BUF_SIZE 1024
62#define USLCOM_CONFIG_INDEX 0
63
28#include <sys/stdint.h>
29#include <sys/stddef.h>
30#include <sys/param.h>
31#include <sys/queue.h>
32#include <sys/types.h>
33#include <sys/systm.h>
34#include <sys/kernel.h>
35#include <sys/bus.h>
36#include <sys/module.h>
37#include <sys/lock.h>
38#include <sys/mutex.h>
39#include <sys/condvar.h>
40#include <sys/sysctl.h>
41#include <sys/sx.h>
42#include <sys/unistd.h>
43#include <sys/callout.h>
44#include <sys/malloc.h>
45#include <sys/priv.h>
46
47#include <dev/usb/usb.h>
48#include <dev/usb/usbdi.h>
49#include <dev/usb/usbdi_util.h>
50#include <dev/usb/usb_ioctl.h>
51#include "usbdevs.h"
52
53#define USB_DEBUG_VAR uslcom_debug
54#include <dev/usb/usb_debug.h>
55#include <dev/usb/usb_process.h>
56
57#include <dev/usb/serial/usb_serial.h>
58
59#ifdef USB_DEBUG
60static int uslcom_debug = 0;
61
62static SYSCTL_NODE(_hw_usb, OID_AUTO, uslcom, CTLFLAG_RW, 0, "USB uslcom");
63SYSCTL_INT(_hw_usb_uslcom, OID_AUTO, debug, CTLFLAG_RW,
64 &uslcom_debug, 0, "Debug level");
65#endif
66
67#define USLCOM_BULK_BUF_SIZE 1024
68#define USLCOM_CONFIG_INDEX 0
69
64#define USLCOM_SET_DATA_BITS(x) ((x) << 8)
65
66/* Request types */
67#define USLCOM_WRITE 0x41
68#define USLCOM_READ 0xc1
69
70/* Request codes */
70/* Request types */
71#define USLCOM_WRITE 0x41
72#define USLCOM_READ 0xc1
73
74/* Request codes */
71#define USLCOM_UART 0x00
72#define USLCOM_SET_BAUD_DIV 0x01
73#define USLCOM_DATA 0x03
74#define USLCOM_BREAK 0x05
75#define USLCOM_CTRL 0x07
76#define USLCOM_RCTRL 0x08
77#define USLCOM_SET_FLOWCTRL 0x13
78#define USLCOM_SET_BAUD_RATE 0x1e
75#define USLCOM_IFC_ENABLE 0x00
76#define USLCOM_SET_BAUDDIV 0x01
77#define USLCOM_SET_LINE_CTL 0x03
78#define USLCOM_SET_BREAK 0x05
79#define USLCOM_SET_MHS 0x07
80#define USLCOM_GET_MDMSTS 0x08
81#define USLCOM_SET_FLOW 0x13
82#define USLCOM_SET_BAUDRATE 0x1e
79#define USLCOM_VENDOR_SPECIFIC 0xff
80
83#define USLCOM_VENDOR_SPECIFIC 0xff
84
81/* USLCOM_UART values */
82#define USLCOM_UART_DISABLE 0x00
83#define USLCOM_UART_ENABLE 0x01
85/* USLCOM_IFC_ENABLE values */
86#define USLCOM_IFC_ENABLE_DIS 0x00
87#define USLCOM_IFC_ENABLE_EN 0x01
84
88
85/* USLCOM_CTRL/USLCOM_RCTRL values */
86#define USLCOM_CTRL_DTR_ON 0x0001
87#define USLCOM_CTRL_DTR_SET 0x0100
88#define USLCOM_CTRL_RTS_ON 0x0002
89#define USLCOM_CTRL_RTS_SET 0x0200
90#define USLCOM_CTRL_CTS 0x0010
91#define USLCOM_CTRL_DSR 0x0020
92#define USLCOM_CTRL_RI 0x0040
93#define USLCOM_CTRL_DCD 0x0080
89/* USLCOM_SET_MHS/USLCOM_GET_MDMSTS values */
90#define USLCOM_MHS_DTR_ON 0x0001
91#define USLCOM_MHS_DTR_SET 0x0100
92#define USLCOM_MHS_RTS_ON 0x0002
93#define USLCOM_MHS_RTS_SET 0x0200
94#define USLCOM_MHS_CTS 0x0010
95#define USLCOM_MHS_DSR 0x0020
96#define USLCOM_MHS_RI 0x0040
97#define USLCOM_MHS_DCD 0x0080
94
98
95/* USLCOM_SET_BAUD_DIV values */
96#define USLCOM_BAUD_REF 3686400 /* 3.6864 MHz */
99/* USLCOM_SET_BAUDDIV values */
100#define USLCOM_BAUDDIV_REF 3686400 /* 3.6864 MHz */
97
101
98/* USLCOM_DATA values */
102/* USLCOM_SET_LINE_CTL values */
99#define USLCOM_STOP_BITS_1 0x00
100#define USLCOM_STOP_BITS_2 0x02
101#define USLCOM_PARITY_NONE 0x00
102#define USLCOM_PARITY_ODD 0x10
103#define USLCOM_PARITY_EVEN 0x20
103#define USLCOM_STOP_BITS_1 0x00
104#define USLCOM_STOP_BITS_2 0x02
105#define USLCOM_PARITY_NONE 0x00
106#define USLCOM_PARITY_ODD 0x10
107#define USLCOM_PARITY_EVEN 0x20
108#define USLCOM_SET_DATA_BITS(x) ((x) << 8)
104
109
105/* USLCOM_BREAK values */
106#define USLCOM_BREAK_OFF 0x00
107#define USLCOM_BREAK_ON 0x01
110/* USLCOM_SET_BREAK values */
111#define USLCOM_SET_BREAK_OFF 0x00
112#define USLCOM_SET_BREAK_ON 0x01
108
113
109/* USLCOM_SET_FLOWCTRL values - 1st word */
114/* USLCOM_SET_FLOW values - 1st word */
110#define USLCOM_FLOW_DTR_ON 0x00000001 /* DTR static active */
111#define USLCOM_FLOW_CTS_HS 0x00000008 /* CTS handshake */
115#define USLCOM_FLOW_DTR_ON 0x00000001 /* DTR static active */
116#define USLCOM_FLOW_CTS_HS 0x00000008 /* CTS handshake */
112/* USLCOM_SET_FLOWCTRL values - 2nd word */
117/* USLCOM_SET_FLOW values - 2nd word */
113#define USLCOM_FLOW_RTS_ON 0x00000040 /* RTS static active */
114#define USLCOM_FLOW_RTS_HS 0x00000080 /* RTS handshake */
115
116/* USLCOM_VENDOR_SPECIFIC values */
117#define USLCOM_WRITE_LATCH 0x37E1
118#define USLCOM_READ_LATCH 0x00C2
119
120enum {
121 USLCOM_BULK_DT_WR,
122 USLCOM_BULK_DT_RD,
123 USLCOM_CTRL_DT_RD,
124 USLCOM_N_TRANSFER,
125};
126
127struct uslcom_softc {
128 struct ucom_super_softc sc_super_ucom;
129 struct ucom_softc sc_ucom;
130 struct usb_callout sc_watchdog;
131
132 struct usb_xfer *sc_xfer[USLCOM_N_TRANSFER];
133 struct usb_device *sc_udev;
134 struct mtx sc_mtx;
135
136 uint8_t sc_msr;
137 uint8_t sc_lsr;
138 uint8_t sc_iface_no;
139};
140
141static device_probe_t uslcom_probe;
142static device_attach_t uslcom_attach;
143static device_detach_t uslcom_detach;
144static device_free_softc_t uslcom_free_softc;
145
146static usb_callback_t uslcom_write_callback;
147static usb_callback_t uslcom_read_callback;
148static usb_callback_t uslcom_control_callback;
149
150static void uslcom_free(struct ucom_softc *);
151static void uslcom_open(struct ucom_softc *);
152static void uslcom_close(struct ucom_softc *);
153static void uslcom_set_dtr(struct ucom_softc *, uint8_t);
154static void uslcom_set_rts(struct ucom_softc *, uint8_t);
155static void uslcom_set_break(struct ucom_softc *, uint8_t);
156static int uslcom_ioctl(struct ucom_softc *, uint32_t, caddr_t, int,
157 struct thread *);
158static int uslcom_pre_param(struct ucom_softc *, struct termios *);
159static void uslcom_param(struct ucom_softc *, struct termios *);
160static void uslcom_get_status(struct ucom_softc *, uint8_t *, uint8_t *);
161static void uslcom_start_read(struct ucom_softc *);
162static void uslcom_stop_read(struct ucom_softc *);
163static void uslcom_start_write(struct ucom_softc *);
164static void uslcom_stop_write(struct ucom_softc *);
165static void uslcom_poll(struct ucom_softc *ucom);
166
167static const struct usb_config uslcom_config[USLCOM_N_TRANSFER] = {
168
169 [USLCOM_BULK_DT_WR] = {
170 .type = UE_BULK,
171 .endpoint = UE_ADDR_ANY,
172 .direction = UE_DIR_OUT,
173 .bufsize = USLCOM_BULK_BUF_SIZE,
174 .flags = {.pipe_bof = 1,},
175 .callback = &uslcom_write_callback,
176 },
177
178 [USLCOM_BULK_DT_RD] = {
179 .type = UE_BULK,
180 .endpoint = UE_ADDR_ANY,
181 .direction = UE_DIR_IN,
182 .bufsize = USLCOM_BULK_BUF_SIZE,
183 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
184 .callback = &uslcom_read_callback,
185 },
186 [USLCOM_CTRL_DT_RD] = {
187 .type = UE_CONTROL,
188 .endpoint = 0x00,
189 .direction = UE_DIR_ANY,
190 .bufsize = sizeof(struct usb_device_request) + 8,
191 .flags = {.pipe_bof = 1,},
192 .callback = &uslcom_control_callback,
193 .timeout = 1000, /* 1 second timeout */
194 },
195};
196
197static struct ucom_callback uslcom_callback = {
198 .ucom_cfg_open = &uslcom_open,
199 .ucom_cfg_close = &uslcom_close,
200 .ucom_cfg_get_status = &uslcom_get_status,
201 .ucom_cfg_set_dtr = &uslcom_set_dtr,
202 .ucom_cfg_set_rts = &uslcom_set_rts,
203 .ucom_cfg_set_break = &uslcom_set_break,
204 .ucom_ioctl = &uslcom_ioctl,
205 .ucom_cfg_param = &uslcom_param,
206 .ucom_pre_param = &uslcom_pre_param,
207 .ucom_start_read = &uslcom_start_read,
208 .ucom_stop_read = &uslcom_stop_read,
209 .ucom_start_write = &uslcom_start_write,
210 .ucom_stop_write = &uslcom_stop_write,
211 .ucom_poll = &uslcom_poll,
212 .ucom_free = &uslcom_free,
213};
214
215static const STRUCT_USB_HOST_ID uslcom_devs[] = {
216#define USLCOM_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) }
217 USLCOM_DEV(BALTECH, CARDREADER),
218 USLCOM_DEV(CLIPSAL, 5000CT2),
219 USLCOM_DEV(CLIPSAL, 5500PACA),
220 USLCOM_DEV(CLIPSAL, 5500PCU),
221 USLCOM_DEV(CLIPSAL, 560884),
222 USLCOM_DEV(CLIPSAL, 5800PC),
223 USLCOM_DEV(CLIPSAL, C5000CT2),
224 USLCOM_DEV(CLIPSAL, L51xx),
225 USLCOM_DEV(DATAAPEX, MULTICOM),
226 USLCOM_DEV(DELL, DW700),
227 USLCOM_DEV(DIGIANSWER, ZIGBEE802154),
228 USLCOM_DEV(DYNASTREAM, ANTDEVBOARD),
229 USLCOM_DEV(DYNASTREAM, ANTDEVBOARD2),
230 USLCOM_DEV(DYNASTREAM, ANT2USB),
231 USLCOM_DEV(ELV, USBI2C),
232 USLCOM_DEV(FESTO, CMSP),
233 USLCOM_DEV(FESTO, CPX_USB),
234 USLCOM_DEV(FOXCONN, PIRELLI_DP_L10),
235 USLCOM_DEV(FOXCONN, TCOM_TC_300),
236 USLCOM_DEV(GEMALTO, PROXPU),
237 USLCOM_DEV(JABLOTRON, PC60B),
238 USLCOM_DEV(KAMSTRUP, OPTICALEYE),
239 USLCOM_DEV(KAMSTRUP, MBUS_250D),
240 USLCOM_DEV(LINKINSTRUMENTS, MSO19),
241 USLCOM_DEV(LINKINSTRUMENTS, MSO28),
242 USLCOM_DEV(LINKINSTRUMENTS, MSO28_2),
243 USLCOM_DEV(MEI, CASHFLOW_SC),
244 USLCOM_DEV(MEI, S2000),
245 USLCOM_DEV(OWEN, AC4),
246 USLCOM_DEV(PHILIPS, ACE1001),
247 USLCOM_DEV(PLX, CA42),
248 USLCOM_DEV(RENESAS, RX610),
249 USLCOM_DEV(SILABS, AC_SERV_CAN),
250 USLCOM_DEV(SILABS, AC_SERV_CIS),
251 USLCOM_DEV(SILABS, AC_SERV_IBUS),
252 USLCOM_DEV(SILABS, AC_SERV_OBD),
253 USLCOM_DEV(SILABS, AEROCOMM),
254 USLCOM_DEV(SILABS, AMBER_AMB2560),
255 USLCOM_DEV(SILABS, ARGUSISP),
256 USLCOM_DEV(SILABS, ARKHAM_DS101_A),
257 USLCOM_DEV(SILABS, ARKHAM_DS101_M),
258 USLCOM_DEV(SILABS, ARYGON_MIFARE),
259 USLCOM_DEV(SILABS, AVIT_USB_TTL),
260 USLCOM_DEV(SILABS, B_G_H3000),
261 USLCOM_DEV(SILABS, BALLUFF_RFID),
262 USLCOM_DEV(SILABS, BEI_VCP),
263 USLCOM_DEV(SILABS, BSM7DUSB),
264 USLCOM_DEV(SILABS, BURNSIDE),
265 USLCOM_DEV(SILABS, C2_EDGE_MODEM),
266 USLCOM_DEV(SILABS, CP2102),
267 USLCOM_DEV(SILABS, CP210X_2),
268 USLCOM_DEV(SILABS, CP210X_3),
269 USLCOM_DEV(SILABS, CP210X_4),
270 USLCOM_DEV(SILABS, CRUMB128),
271 USLCOM_DEV(SILABS, CYGNAL),
272 USLCOM_DEV(SILABS, CYGNAL_DEBUG),
273 USLCOM_DEV(SILABS, CYGNAL_GPS),
274 USLCOM_DEV(SILABS, DEGREE),
275 USLCOM_DEV(SILABS, DEKTEK_DTAPLUS),
276 USLCOM_DEV(SILABS, EMS_C1007),
277 USLCOM_DEV(SILABS, HAMLINKUSB),
278 USLCOM_DEV(SILABS, HELICOM),
279 USLCOM_DEV(SILABS, IMS_USB_RS422),
280 USLCOM_DEV(SILABS, INFINITY_MIC),
281 USLCOM_DEV(SILABS, INSYS_MODEM),
282 USLCOM_DEV(SILABS, IRZ_SG10),
283 USLCOM_DEV(SILABS, KYOCERA_GPS),
284 USLCOM_DEV(SILABS, LIPOWSKY_HARP),
285 USLCOM_DEV(SILABS, LIPOWSKY_JTAG),
286 USLCOM_DEV(SILABS, LIPOWSKY_LIN),
287 USLCOM_DEV(SILABS, MC35PU),
288 USLCOM_DEV(SILABS, MJS_TOSLINK),
289 USLCOM_DEV(SILABS, MSD_DASHHAWK),
290 USLCOM_DEV(SILABS, MULTIPLEX_RC),
291 USLCOM_DEV(SILABS, OPTRIS_MSPRO),
292 USLCOM_DEV(SILABS, POLOLU),
293 USLCOM_DEV(SILABS, PROCYON_AVS),
294 USLCOM_DEV(SILABS, SB_PARAMOUNT_ME),
295 USLCOM_DEV(SILABS, SUUNTO),
296 USLCOM_DEV(SILABS, TAMSMASTER),
297 USLCOM_DEV(SILABS, TELEGESIS_ETRX2),
298 USLCOM_DEV(SILABS, TRACIENT),
299 USLCOM_DEV(SILABS, TRAQMATE),
300 USLCOM_DEV(SILABS, USBCOUNT50),
301 USLCOM_DEV(SILABS, USBPULSE100),
302 USLCOM_DEV(SILABS, USBSCOPE50),
303 USLCOM_DEV(SILABS, USBWAVE12),
304 USLCOM_DEV(SILABS, VSTABI),
305 USLCOM_DEV(SILABS, WAVIT),
306 USLCOM_DEV(SILABS, WMRBATT),
307 USLCOM_DEV(SILABS, WMRRIGBLASTER),
308 USLCOM_DEV(SILABS, WMRRIGTALK),
309 USLCOM_DEV(SILABS, ZEPHYR_BIO),
310 USLCOM_DEV(SILABS2, DCU11CLONE),
311 USLCOM_DEV(SILABS3, GPRS_MODEM),
312 USLCOM_DEV(SILABS4, 100EU_MODEM),
313 USLCOM_DEV(SYNTECH, CYPHERLAB100),
314 USLCOM_DEV(USI, MC60),
315 USLCOM_DEV(VAISALA, CABLE),
316 USLCOM_DEV(WAGO, SERVICECABLE),
317 USLCOM_DEV(WAVESENSE, JAZZ),
318 USLCOM_DEV(WIENERPLEINBAUS, PL512),
319 USLCOM_DEV(WIENERPLEINBAUS, RCM),
320 USLCOM_DEV(WIENERPLEINBAUS, MPOD),
321 USLCOM_DEV(WIENERPLEINBAUS, CML),
322#undef USLCOM_DEV
323};
324
325static device_method_t uslcom_methods[] = {
326 DEVMETHOD(device_probe, uslcom_probe),
327 DEVMETHOD(device_attach, uslcom_attach),
328 DEVMETHOD(device_detach, uslcom_detach),
329 DEVMETHOD(device_free_softc, uslcom_free_softc),
330 DEVMETHOD_END
331};
332
333static devclass_t uslcom_devclass;
334
335static driver_t uslcom_driver = {
336 .name = "uslcom",
337 .methods = uslcom_methods,
338 .size = sizeof(struct uslcom_softc),
339};
340
341DRIVER_MODULE(uslcom, uhub, uslcom_driver, uslcom_devclass, NULL, 0);
342MODULE_DEPEND(uslcom, ucom, 1, 1, 1);
343MODULE_DEPEND(uslcom, usb, 1, 1, 1);
344MODULE_VERSION(uslcom, 1);
345
346static void
347uslcom_watchdog(void *arg)
348{
349 struct uslcom_softc *sc = arg;
350
351 mtx_assert(&sc->sc_mtx, MA_OWNED);
352
353 usbd_transfer_start(sc->sc_xfer[USLCOM_CTRL_DT_RD]);
354
355 usb_callout_reset(&sc->sc_watchdog,
356 hz / 4, &uslcom_watchdog, sc);
357}
358
359static int
360uslcom_probe(device_t dev)
361{
362 struct usb_attach_arg *uaa = device_get_ivars(dev);
363
364 DPRINTFN(11, "\n");
365
366 if (uaa->usb_mode != USB_MODE_HOST) {
367 return (ENXIO);
368 }
369 if (uaa->info.bConfigIndex != USLCOM_CONFIG_INDEX) {
370 return (ENXIO);
371 }
372 return (usbd_lookup_id_by_uaa(uslcom_devs, sizeof(uslcom_devs), uaa));
373}
374
375static int
376uslcom_attach(device_t dev)
377{
378 struct usb_attach_arg *uaa = device_get_ivars(dev);
379 struct uslcom_softc *sc = device_get_softc(dev);
380 int error;
381
382 DPRINTFN(11, "\n");
383
384 device_set_usb_desc(dev);
385 mtx_init(&sc->sc_mtx, "uslcom", NULL, MTX_DEF);
386 ucom_ref(&sc->sc_super_ucom);
387 usb_callout_init_mtx(&sc->sc_watchdog, &sc->sc_mtx, 0);
388
389 sc->sc_udev = uaa->device;
390 /* use the interface number from the USB interface descriptor */
391 sc->sc_iface_no = uaa->info.bIfaceNum;
392
393 error = usbd_transfer_setup(uaa->device,
394 &uaa->info.bIfaceIndex, sc->sc_xfer, uslcom_config,
395 USLCOM_N_TRANSFER, sc, &sc->sc_mtx);
396 if (error) {
397 DPRINTF("one or more missing USB endpoints, "
398 "error=%s\n", usbd_errstr(error));
399 goto detach;
400 }
401 /* clear stall at first run */
402 mtx_lock(&sc->sc_mtx);
403 usbd_xfer_set_stall(sc->sc_xfer[USLCOM_BULK_DT_WR]);
404 usbd_xfer_set_stall(sc->sc_xfer[USLCOM_BULK_DT_RD]);
405 mtx_unlock(&sc->sc_mtx);
406
407 error = ucom_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc,
408 &uslcom_callback, &sc->sc_mtx);
409 if (error) {
410 goto detach;
411 }
412 ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev);
413
414 return (0);
415
416detach:
417 uslcom_detach(dev);
418 return (ENXIO);
419}
420
421static int
422uslcom_detach(device_t dev)
423{
424 struct uslcom_softc *sc = device_get_softc(dev);
425
426 DPRINTF("sc=%p\n", sc);
427
428 ucom_detach(&sc->sc_super_ucom, &sc->sc_ucom);
429 usbd_transfer_unsetup(sc->sc_xfer, USLCOM_N_TRANSFER);
430
431 usb_callout_drain(&sc->sc_watchdog);
432
433 return (0);
434}
435
436UCOM_UNLOAD_DRAIN(uslcom);
437
438static void
439uslcom_free_softc(device_t dev, void *arg)
440{
441 struct uslcom_softc *sc = arg;
442
443 if (ucom_unref(&sc->sc_super_ucom)) {
444 if (mtx_initialized(&sc->sc_mtx))
445 mtx_destroy(&sc->sc_mtx);
446 device_free_softc(dev, sc);
447 }
448}
449
450static void
451uslcom_free(struct ucom_softc *ucom)
452{
453 uslcom_free_softc(NULL, ucom->sc_parent);
454}
455
456static void
457uslcom_open(struct ucom_softc *ucom)
458{
459 struct uslcom_softc *sc = ucom->sc_parent;
460 struct usb_device_request req;
461
462 req.bmRequestType = USLCOM_WRITE;
118#define USLCOM_FLOW_RTS_ON 0x00000040 /* RTS static active */
119#define USLCOM_FLOW_RTS_HS 0x00000080 /* RTS handshake */
120
121/* USLCOM_VENDOR_SPECIFIC values */
122#define USLCOM_WRITE_LATCH 0x37E1
123#define USLCOM_READ_LATCH 0x00C2
124
125enum {
126 USLCOM_BULK_DT_WR,
127 USLCOM_BULK_DT_RD,
128 USLCOM_CTRL_DT_RD,
129 USLCOM_N_TRANSFER,
130};
131
132struct uslcom_softc {
133 struct ucom_super_softc sc_super_ucom;
134 struct ucom_softc sc_ucom;
135 struct usb_callout sc_watchdog;
136
137 struct usb_xfer *sc_xfer[USLCOM_N_TRANSFER];
138 struct usb_device *sc_udev;
139 struct mtx sc_mtx;
140
141 uint8_t sc_msr;
142 uint8_t sc_lsr;
143 uint8_t sc_iface_no;
144};
145
146static device_probe_t uslcom_probe;
147static device_attach_t uslcom_attach;
148static device_detach_t uslcom_detach;
149static device_free_softc_t uslcom_free_softc;
150
151static usb_callback_t uslcom_write_callback;
152static usb_callback_t uslcom_read_callback;
153static usb_callback_t uslcom_control_callback;
154
155static void uslcom_free(struct ucom_softc *);
156static void uslcom_open(struct ucom_softc *);
157static void uslcom_close(struct ucom_softc *);
158static void uslcom_set_dtr(struct ucom_softc *, uint8_t);
159static void uslcom_set_rts(struct ucom_softc *, uint8_t);
160static void uslcom_set_break(struct ucom_softc *, uint8_t);
161static int uslcom_ioctl(struct ucom_softc *, uint32_t, caddr_t, int,
162 struct thread *);
163static int uslcom_pre_param(struct ucom_softc *, struct termios *);
164static void uslcom_param(struct ucom_softc *, struct termios *);
165static void uslcom_get_status(struct ucom_softc *, uint8_t *, uint8_t *);
166static void uslcom_start_read(struct ucom_softc *);
167static void uslcom_stop_read(struct ucom_softc *);
168static void uslcom_start_write(struct ucom_softc *);
169static void uslcom_stop_write(struct ucom_softc *);
170static void uslcom_poll(struct ucom_softc *ucom);
171
172static const struct usb_config uslcom_config[USLCOM_N_TRANSFER] = {
173
174 [USLCOM_BULK_DT_WR] = {
175 .type = UE_BULK,
176 .endpoint = UE_ADDR_ANY,
177 .direction = UE_DIR_OUT,
178 .bufsize = USLCOM_BULK_BUF_SIZE,
179 .flags = {.pipe_bof = 1,},
180 .callback = &uslcom_write_callback,
181 },
182
183 [USLCOM_BULK_DT_RD] = {
184 .type = UE_BULK,
185 .endpoint = UE_ADDR_ANY,
186 .direction = UE_DIR_IN,
187 .bufsize = USLCOM_BULK_BUF_SIZE,
188 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
189 .callback = &uslcom_read_callback,
190 },
191 [USLCOM_CTRL_DT_RD] = {
192 .type = UE_CONTROL,
193 .endpoint = 0x00,
194 .direction = UE_DIR_ANY,
195 .bufsize = sizeof(struct usb_device_request) + 8,
196 .flags = {.pipe_bof = 1,},
197 .callback = &uslcom_control_callback,
198 .timeout = 1000, /* 1 second timeout */
199 },
200};
201
202static struct ucom_callback uslcom_callback = {
203 .ucom_cfg_open = &uslcom_open,
204 .ucom_cfg_close = &uslcom_close,
205 .ucom_cfg_get_status = &uslcom_get_status,
206 .ucom_cfg_set_dtr = &uslcom_set_dtr,
207 .ucom_cfg_set_rts = &uslcom_set_rts,
208 .ucom_cfg_set_break = &uslcom_set_break,
209 .ucom_ioctl = &uslcom_ioctl,
210 .ucom_cfg_param = &uslcom_param,
211 .ucom_pre_param = &uslcom_pre_param,
212 .ucom_start_read = &uslcom_start_read,
213 .ucom_stop_read = &uslcom_stop_read,
214 .ucom_start_write = &uslcom_start_write,
215 .ucom_stop_write = &uslcom_stop_write,
216 .ucom_poll = &uslcom_poll,
217 .ucom_free = &uslcom_free,
218};
219
220static const STRUCT_USB_HOST_ID uslcom_devs[] = {
221#define USLCOM_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) }
222 USLCOM_DEV(BALTECH, CARDREADER),
223 USLCOM_DEV(CLIPSAL, 5000CT2),
224 USLCOM_DEV(CLIPSAL, 5500PACA),
225 USLCOM_DEV(CLIPSAL, 5500PCU),
226 USLCOM_DEV(CLIPSAL, 560884),
227 USLCOM_DEV(CLIPSAL, 5800PC),
228 USLCOM_DEV(CLIPSAL, C5000CT2),
229 USLCOM_DEV(CLIPSAL, L51xx),
230 USLCOM_DEV(DATAAPEX, MULTICOM),
231 USLCOM_DEV(DELL, DW700),
232 USLCOM_DEV(DIGIANSWER, ZIGBEE802154),
233 USLCOM_DEV(DYNASTREAM, ANTDEVBOARD),
234 USLCOM_DEV(DYNASTREAM, ANTDEVBOARD2),
235 USLCOM_DEV(DYNASTREAM, ANT2USB),
236 USLCOM_DEV(ELV, USBI2C),
237 USLCOM_DEV(FESTO, CMSP),
238 USLCOM_DEV(FESTO, CPX_USB),
239 USLCOM_DEV(FOXCONN, PIRELLI_DP_L10),
240 USLCOM_DEV(FOXCONN, TCOM_TC_300),
241 USLCOM_DEV(GEMALTO, PROXPU),
242 USLCOM_DEV(JABLOTRON, PC60B),
243 USLCOM_DEV(KAMSTRUP, OPTICALEYE),
244 USLCOM_DEV(KAMSTRUP, MBUS_250D),
245 USLCOM_DEV(LINKINSTRUMENTS, MSO19),
246 USLCOM_DEV(LINKINSTRUMENTS, MSO28),
247 USLCOM_DEV(LINKINSTRUMENTS, MSO28_2),
248 USLCOM_DEV(MEI, CASHFLOW_SC),
249 USLCOM_DEV(MEI, S2000),
250 USLCOM_DEV(OWEN, AC4),
251 USLCOM_DEV(PHILIPS, ACE1001),
252 USLCOM_DEV(PLX, CA42),
253 USLCOM_DEV(RENESAS, RX610),
254 USLCOM_DEV(SILABS, AC_SERV_CAN),
255 USLCOM_DEV(SILABS, AC_SERV_CIS),
256 USLCOM_DEV(SILABS, AC_SERV_IBUS),
257 USLCOM_DEV(SILABS, AC_SERV_OBD),
258 USLCOM_DEV(SILABS, AEROCOMM),
259 USLCOM_DEV(SILABS, AMBER_AMB2560),
260 USLCOM_DEV(SILABS, ARGUSISP),
261 USLCOM_DEV(SILABS, ARKHAM_DS101_A),
262 USLCOM_DEV(SILABS, ARKHAM_DS101_M),
263 USLCOM_DEV(SILABS, ARYGON_MIFARE),
264 USLCOM_DEV(SILABS, AVIT_USB_TTL),
265 USLCOM_DEV(SILABS, B_G_H3000),
266 USLCOM_DEV(SILABS, BALLUFF_RFID),
267 USLCOM_DEV(SILABS, BEI_VCP),
268 USLCOM_DEV(SILABS, BSM7DUSB),
269 USLCOM_DEV(SILABS, BURNSIDE),
270 USLCOM_DEV(SILABS, C2_EDGE_MODEM),
271 USLCOM_DEV(SILABS, CP2102),
272 USLCOM_DEV(SILABS, CP210X_2),
273 USLCOM_DEV(SILABS, CP210X_3),
274 USLCOM_DEV(SILABS, CP210X_4),
275 USLCOM_DEV(SILABS, CRUMB128),
276 USLCOM_DEV(SILABS, CYGNAL),
277 USLCOM_DEV(SILABS, CYGNAL_DEBUG),
278 USLCOM_DEV(SILABS, CYGNAL_GPS),
279 USLCOM_DEV(SILABS, DEGREE),
280 USLCOM_DEV(SILABS, DEKTEK_DTAPLUS),
281 USLCOM_DEV(SILABS, EMS_C1007),
282 USLCOM_DEV(SILABS, HAMLINKUSB),
283 USLCOM_DEV(SILABS, HELICOM),
284 USLCOM_DEV(SILABS, IMS_USB_RS422),
285 USLCOM_DEV(SILABS, INFINITY_MIC),
286 USLCOM_DEV(SILABS, INSYS_MODEM),
287 USLCOM_DEV(SILABS, IRZ_SG10),
288 USLCOM_DEV(SILABS, KYOCERA_GPS),
289 USLCOM_DEV(SILABS, LIPOWSKY_HARP),
290 USLCOM_DEV(SILABS, LIPOWSKY_JTAG),
291 USLCOM_DEV(SILABS, LIPOWSKY_LIN),
292 USLCOM_DEV(SILABS, MC35PU),
293 USLCOM_DEV(SILABS, MJS_TOSLINK),
294 USLCOM_DEV(SILABS, MSD_DASHHAWK),
295 USLCOM_DEV(SILABS, MULTIPLEX_RC),
296 USLCOM_DEV(SILABS, OPTRIS_MSPRO),
297 USLCOM_DEV(SILABS, POLOLU),
298 USLCOM_DEV(SILABS, PROCYON_AVS),
299 USLCOM_DEV(SILABS, SB_PARAMOUNT_ME),
300 USLCOM_DEV(SILABS, SUUNTO),
301 USLCOM_DEV(SILABS, TAMSMASTER),
302 USLCOM_DEV(SILABS, TELEGESIS_ETRX2),
303 USLCOM_DEV(SILABS, TRACIENT),
304 USLCOM_DEV(SILABS, TRAQMATE),
305 USLCOM_DEV(SILABS, USBCOUNT50),
306 USLCOM_DEV(SILABS, USBPULSE100),
307 USLCOM_DEV(SILABS, USBSCOPE50),
308 USLCOM_DEV(SILABS, USBWAVE12),
309 USLCOM_DEV(SILABS, VSTABI),
310 USLCOM_DEV(SILABS, WAVIT),
311 USLCOM_DEV(SILABS, WMRBATT),
312 USLCOM_DEV(SILABS, WMRRIGBLASTER),
313 USLCOM_DEV(SILABS, WMRRIGTALK),
314 USLCOM_DEV(SILABS, ZEPHYR_BIO),
315 USLCOM_DEV(SILABS2, DCU11CLONE),
316 USLCOM_DEV(SILABS3, GPRS_MODEM),
317 USLCOM_DEV(SILABS4, 100EU_MODEM),
318 USLCOM_DEV(SYNTECH, CYPHERLAB100),
319 USLCOM_DEV(USI, MC60),
320 USLCOM_DEV(VAISALA, CABLE),
321 USLCOM_DEV(WAGO, SERVICECABLE),
322 USLCOM_DEV(WAVESENSE, JAZZ),
323 USLCOM_DEV(WIENERPLEINBAUS, PL512),
324 USLCOM_DEV(WIENERPLEINBAUS, RCM),
325 USLCOM_DEV(WIENERPLEINBAUS, MPOD),
326 USLCOM_DEV(WIENERPLEINBAUS, CML),
327#undef USLCOM_DEV
328};
329
330static device_method_t uslcom_methods[] = {
331 DEVMETHOD(device_probe, uslcom_probe),
332 DEVMETHOD(device_attach, uslcom_attach),
333 DEVMETHOD(device_detach, uslcom_detach),
334 DEVMETHOD(device_free_softc, uslcom_free_softc),
335 DEVMETHOD_END
336};
337
338static devclass_t uslcom_devclass;
339
340static driver_t uslcom_driver = {
341 .name = "uslcom",
342 .methods = uslcom_methods,
343 .size = sizeof(struct uslcom_softc),
344};
345
346DRIVER_MODULE(uslcom, uhub, uslcom_driver, uslcom_devclass, NULL, 0);
347MODULE_DEPEND(uslcom, ucom, 1, 1, 1);
348MODULE_DEPEND(uslcom, usb, 1, 1, 1);
349MODULE_VERSION(uslcom, 1);
350
351static void
352uslcom_watchdog(void *arg)
353{
354 struct uslcom_softc *sc = arg;
355
356 mtx_assert(&sc->sc_mtx, MA_OWNED);
357
358 usbd_transfer_start(sc->sc_xfer[USLCOM_CTRL_DT_RD]);
359
360 usb_callout_reset(&sc->sc_watchdog,
361 hz / 4, &uslcom_watchdog, sc);
362}
363
364static int
365uslcom_probe(device_t dev)
366{
367 struct usb_attach_arg *uaa = device_get_ivars(dev);
368
369 DPRINTFN(11, "\n");
370
371 if (uaa->usb_mode != USB_MODE_HOST) {
372 return (ENXIO);
373 }
374 if (uaa->info.bConfigIndex != USLCOM_CONFIG_INDEX) {
375 return (ENXIO);
376 }
377 return (usbd_lookup_id_by_uaa(uslcom_devs, sizeof(uslcom_devs), uaa));
378}
379
380static int
381uslcom_attach(device_t dev)
382{
383 struct usb_attach_arg *uaa = device_get_ivars(dev);
384 struct uslcom_softc *sc = device_get_softc(dev);
385 int error;
386
387 DPRINTFN(11, "\n");
388
389 device_set_usb_desc(dev);
390 mtx_init(&sc->sc_mtx, "uslcom", NULL, MTX_DEF);
391 ucom_ref(&sc->sc_super_ucom);
392 usb_callout_init_mtx(&sc->sc_watchdog, &sc->sc_mtx, 0);
393
394 sc->sc_udev = uaa->device;
395 /* use the interface number from the USB interface descriptor */
396 sc->sc_iface_no = uaa->info.bIfaceNum;
397
398 error = usbd_transfer_setup(uaa->device,
399 &uaa->info.bIfaceIndex, sc->sc_xfer, uslcom_config,
400 USLCOM_N_TRANSFER, sc, &sc->sc_mtx);
401 if (error) {
402 DPRINTF("one or more missing USB endpoints, "
403 "error=%s\n", usbd_errstr(error));
404 goto detach;
405 }
406 /* clear stall at first run */
407 mtx_lock(&sc->sc_mtx);
408 usbd_xfer_set_stall(sc->sc_xfer[USLCOM_BULK_DT_WR]);
409 usbd_xfer_set_stall(sc->sc_xfer[USLCOM_BULK_DT_RD]);
410 mtx_unlock(&sc->sc_mtx);
411
412 error = ucom_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc,
413 &uslcom_callback, &sc->sc_mtx);
414 if (error) {
415 goto detach;
416 }
417 ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev);
418
419 return (0);
420
421detach:
422 uslcom_detach(dev);
423 return (ENXIO);
424}
425
426static int
427uslcom_detach(device_t dev)
428{
429 struct uslcom_softc *sc = device_get_softc(dev);
430
431 DPRINTF("sc=%p\n", sc);
432
433 ucom_detach(&sc->sc_super_ucom, &sc->sc_ucom);
434 usbd_transfer_unsetup(sc->sc_xfer, USLCOM_N_TRANSFER);
435
436 usb_callout_drain(&sc->sc_watchdog);
437
438 return (0);
439}
440
441UCOM_UNLOAD_DRAIN(uslcom);
442
443static void
444uslcom_free_softc(device_t dev, void *arg)
445{
446 struct uslcom_softc *sc = arg;
447
448 if (ucom_unref(&sc->sc_super_ucom)) {
449 if (mtx_initialized(&sc->sc_mtx))
450 mtx_destroy(&sc->sc_mtx);
451 device_free_softc(dev, sc);
452 }
453}
454
455static void
456uslcom_free(struct ucom_softc *ucom)
457{
458 uslcom_free_softc(NULL, ucom->sc_parent);
459}
460
461static void
462uslcom_open(struct ucom_softc *ucom)
463{
464 struct uslcom_softc *sc = ucom->sc_parent;
465 struct usb_device_request req;
466
467 req.bmRequestType = USLCOM_WRITE;
463 req.bRequest = USLCOM_UART;
464 USETW(req.wValue, USLCOM_UART_ENABLE);
468 req.bRequest = USLCOM_IFC_ENABLE;
469 USETW(req.wValue, USLCOM_IFC_ENABLE_EN);
465 USETW(req.wIndex, sc->sc_iface_no);
466 USETW(req.wLength, 0);
467
468 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
469 &req, NULL, 0, 1000)) {
470 DPRINTF("UART enable failed (ignored)\n");
471 }
472
473 /* start polling status */
474 uslcom_watchdog(sc);
475}
476
477static void
478uslcom_close(struct ucom_softc *ucom)
479{
480 struct uslcom_softc *sc = ucom->sc_parent;
481 struct usb_device_request req;
482
483 /* stop polling status */
484 usb_callout_stop(&sc->sc_watchdog);
485
486 req.bmRequestType = USLCOM_WRITE;
470 USETW(req.wIndex, sc->sc_iface_no);
471 USETW(req.wLength, 0);
472
473 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
474 &req, NULL, 0, 1000)) {
475 DPRINTF("UART enable failed (ignored)\n");
476 }
477
478 /* start polling status */
479 uslcom_watchdog(sc);
480}
481
482static void
483uslcom_close(struct ucom_softc *ucom)
484{
485 struct uslcom_softc *sc = ucom->sc_parent;
486 struct usb_device_request req;
487
488 /* stop polling status */
489 usb_callout_stop(&sc->sc_watchdog);
490
491 req.bmRequestType = USLCOM_WRITE;
487 req.bRequest = USLCOM_UART;
488 USETW(req.wValue, USLCOM_UART_DISABLE);
492 req.bRequest = USLCOM_IFC_ENABLE;
493 USETW(req.wValue, USLCOM_IFC_ENABLE_DIS);
489 USETW(req.wIndex, sc->sc_iface_no);
490 USETW(req.wLength, 0);
491
492 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
493 &req, NULL, 0, 1000)) {
494 DPRINTF("UART disable failed (ignored)\n");
495 }
496}
497
498static void
499uslcom_set_dtr(struct ucom_softc *ucom, uint8_t onoff)
500{
501 struct uslcom_softc *sc = ucom->sc_parent;
502 struct usb_device_request req;
503 uint16_t ctl;
504
505 DPRINTF("onoff = %d\n", onoff);
506
494 USETW(req.wIndex, sc->sc_iface_no);
495 USETW(req.wLength, 0);
496
497 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
498 &req, NULL, 0, 1000)) {
499 DPRINTF("UART disable failed (ignored)\n");
500 }
501}
502
503static void
504uslcom_set_dtr(struct ucom_softc *ucom, uint8_t onoff)
505{
506 struct uslcom_softc *sc = ucom->sc_parent;
507 struct usb_device_request req;
508 uint16_t ctl;
509
510 DPRINTF("onoff = %d\n", onoff);
511
507 ctl = onoff ? USLCOM_CTRL_DTR_ON : 0;
508 ctl |= USLCOM_CTRL_DTR_SET;
512 ctl = onoff ? USLCOM_MHS_DTR_ON : 0;
513 ctl |= USLCOM_MHS_DTR_SET;
509
510 req.bmRequestType = USLCOM_WRITE;
514
515 req.bmRequestType = USLCOM_WRITE;
511 req.bRequest = USLCOM_CTRL;
516 req.bRequest = USLCOM_SET_MHS;
512 USETW(req.wValue, ctl);
513 USETW(req.wIndex, sc->sc_iface_no);
514 USETW(req.wLength, 0);
515
516 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
517 &req, NULL, 0, 1000)) {
518 DPRINTF("Setting DTR failed (ignored)\n");
519 }
520}
521
522static void
523uslcom_set_rts(struct ucom_softc *ucom, uint8_t onoff)
524{
525 struct uslcom_softc *sc = ucom->sc_parent;
526 struct usb_device_request req;
527 uint16_t ctl;
528
529 DPRINTF("onoff = %d\n", onoff);
530
517 USETW(req.wValue, ctl);
518 USETW(req.wIndex, sc->sc_iface_no);
519 USETW(req.wLength, 0);
520
521 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
522 &req, NULL, 0, 1000)) {
523 DPRINTF("Setting DTR failed (ignored)\n");
524 }
525}
526
527static void
528uslcom_set_rts(struct ucom_softc *ucom, uint8_t onoff)
529{
530 struct uslcom_softc *sc = ucom->sc_parent;
531 struct usb_device_request req;
532 uint16_t ctl;
533
534 DPRINTF("onoff = %d\n", onoff);
535
531 ctl = onoff ? USLCOM_CTRL_RTS_ON : 0;
532 ctl |= USLCOM_CTRL_RTS_SET;
536 ctl = onoff ? USLCOM_MHS_RTS_ON : 0;
537 ctl |= USLCOM_MHS_RTS_SET;
533
534 req.bmRequestType = USLCOM_WRITE;
538
539 req.bmRequestType = USLCOM_WRITE;
535 req.bRequest = USLCOM_CTRL;
540 req.bRequest = USLCOM_SET_MHS;
536 USETW(req.wValue, ctl);
537 USETW(req.wIndex, sc->sc_iface_no);
538 USETW(req.wLength, 0);
539
540 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
541 &req, NULL, 0, 1000)) {
542 DPRINTF("Setting DTR failed (ignored)\n");
543 }
544}
545
546static int
547uslcom_pre_param(struct ucom_softc *ucom, struct termios *t)
548{
549 if (t->c_ospeed <= 0 || t->c_ospeed > 921600)
550 return (EINVAL);
551 return (0);
552}
553
554static void
555uslcom_param(struct ucom_softc *ucom, struct termios *t)
556{
557 struct uslcom_softc *sc = ucom->sc_parent;
558 struct usb_device_request req;
559 uint32_t baudrate, flowctrl[4];
560 uint16_t data;
561
562 DPRINTF("\n");
563
564 baudrate = t->c_ospeed;
565 req.bmRequestType = USLCOM_WRITE;
541 USETW(req.wValue, ctl);
542 USETW(req.wIndex, sc->sc_iface_no);
543 USETW(req.wLength, 0);
544
545 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
546 &req, NULL, 0, 1000)) {
547 DPRINTF("Setting DTR failed (ignored)\n");
548 }
549}
550
551static int
552uslcom_pre_param(struct ucom_softc *ucom, struct termios *t)
553{
554 if (t->c_ospeed <= 0 || t->c_ospeed > 921600)
555 return (EINVAL);
556 return (0);
557}
558
559static void
560uslcom_param(struct ucom_softc *ucom, struct termios *t)
561{
562 struct uslcom_softc *sc = ucom->sc_parent;
563 struct usb_device_request req;
564 uint32_t baudrate, flowctrl[4];
565 uint16_t data;
566
567 DPRINTF("\n");
568
569 baudrate = t->c_ospeed;
570 req.bmRequestType = USLCOM_WRITE;
566 req.bRequest = USLCOM_SET_BAUD_RATE;
571 req.bRequest = USLCOM_SET_BAUDRATE;
567 USETW(req.wValue, 0);
568 USETW(req.wIndex, sc->sc_iface_no);
569 USETW(req.wLength, sizeof(baudrate));
570
571 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
572 &req, &baudrate, 0, 1000)) {
573 DPRINTF("Set baudrate failed (ignored)\n");
574 }
575
576 if (t->c_cflag & CSTOPB)
577 data = USLCOM_STOP_BITS_2;
578 else
579 data = USLCOM_STOP_BITS_1;
580 if (t->c_cflag & PARENB) {
581 if (t->c_cflag & PARODD)
582 data |= USLCOM_PARITY_ODD;
583 else
584 data |= USLCOM_PARITY_EVEN;
585 } else
586 data |= USLCOM_PARITY_NONE;
587 switch (t->c_cflag & CSIZE) {
588 case CS5:
589 data |= USLCOM_SET_DATA_BITS(5);
590 break;
591 case CS6:
592 data |= USLCOM_SET_DATA_BITS(6);
593 break;
594 case CS7:
595 data |= USLCOM_SET_DATA_BITS(7);
596 break;
597 case CS8:
598 data |= USLCOM_SET_DATA_BITS(8);
599 break;
600 }
601
602 req.bmRequestType = USLCOM_WRITE;
572 USETW(req.wValue, 0);
573 USETW(req.wIndex, sc->sc_iface_no);
574 USETW(req.wLength, sizeof(baudrate));
575
576 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
577 &req, &baudrate, 0, 1000)) {
578 DPRINTF("Set baudrate failed (ignored)\n");
579 }
580
581 if (t->c_cflag & CSTOPB)
582 data = USLCOM_STOP_BITS_2;
583 else
584 data = USLCOM_STOP_BITS_1;
585 if (t->c_cflag & PARENB) {
586 if (t->c_cflag & PARODD)
587 data |= USLCOM_PARITY_ODD;
588 else
589 data |= USLCOM_PARITY_EVEN;
590 } else
591 data |= USLCOM_PARITY_NONE;
592 switch (t->c_cflag & CSIZE) {
593 case CS5:
594 data |= USLCOM_SET_DATA_BITS(5);
595 break;
596 case CS6:
597 data |= USLCOM_SET_DATA_BITS(6);
598 break;
599 case CS7:
600 data |= USLCOM_SET_DATA_BITS(7);
601 break;
602 case CS8:
603 data |= USLCOM_SET_DATA_BITS(8);
604 break;
605 }
606
607 req.bmRequestType = USLCOM_WRITE;
603 req.bRequest = USLCOM_DATA;
608 req.bRequest = USLCOM_SET_LINE_CTL;
604 USETW(req.wValue, data);
605 USETW(req.wIndex, sc->sc_iface_no);
606 USETW(req.wLength, 0);
607
608 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
609 &req, NULL, 0, 1000)) {
610 DPRINTF("Set format failed (ignored)\n");
611 }
612
613 if (t->c_cflag & CRTSCTS) {
614 flowctrl[0] = htole32(USLCOM_FLOW_DTR_ON | USLCOM_FLOW_CTS_HS);
615 flowctrl[1] = htole32(USLCOM_FLOW_RTS_HS);
609 USETW(req.wValue, data);
610 USETW(req.wIndex, sc->sc_iface_no);
611 USETW(req.wLength, 0);
612
613 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
614 &req, NULL, 0, 1000)) {
615 DPRINTF("Set format failed (ignored)\n");
616 }
617
618 if (t->c_cflag & CRTSCTS) {
619 flowctrl[0] = htole32(USLCOM_FLOW_DTR_ON | USLCOM_FLOW_CTS_HS);
620 flowctrl[1] = htole32(USLCOM_FLOW_RTS_HS);
616 flowctrl[2] = 0;
617 flowctrl[3] = 0;
618 } else {
619 flowctrl[0] = htole32(USLCOM_FLOW_DTR_ON);
620 flowctrl[1] = htole32(USLCOM_FLOW_RTS_ON);
621 } else {
622 flowctrl[0] = htole32(USLCOM_FLOW_DTR_ON);
623 flowctrl[1] = htole32(USLCOM_FLOW_RTS_ON);
621 flowctrl[2] = 0;
622 flowctrl[3] = 0;
623 }
624 }
625 flowctrl[2] = 0;
626 flowctrl[3] = 0;
624 req.bmRequestType = USLCOM_WRITE;
627 req.bmRequestType = USLCOM_WRITE;
625 req.bRequest = USLCOM_SET_FLOWCTRL;
628 req.bRequest = USLCOM_SET_FLOW;
626 USETW(req.wValue, 0);
627 USETW(req.wIndex, sc->sc_iface_no);
628 USETW(req.wLength, sizeof(flowctrl));
629
630 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
631 &req, flowctrl, 0, 1000)) {
632 DPRINTF("Set flowcontrol failed (ignored)\n");
633 }
634}
635
636static void
637uslcom_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr)
638{
639 struct uslcom_softc *sc = ucom->sc_parent;
640
641 DPRINTF("\n");
642
643 *lsr = sc->sc_lsr;
644 *msr = sc->sc_msr;
645}
646
647static void
648uslcom_set_break(struct ucom_softc *ucom, uint8_t onoff)
649{
650 struct uslcom_softc *sc = ucom->sc_parent;
651 struct usb_device_request req;
629 USETW(req.wValue, 0);
630 USETW(req.wIndex, sc->sc_iface_no);
631 USETW(req.wLength, sizeof(flowctrl));
632
633 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
634 &req, flowctrl, 0, 1000)) {
635 DPRINTF("Set flowcontrol failed (ignored)\n");
636 }
637}
638
639static void
640uslcom_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr)
641{
642 struct uslcom_softc *sc = ucom->sc_parent;
643
644 DPRINTF("\n");
645
646 *lsr = sc->sc_lsr;
647 *msr = sc->sc_msr;
648}
649
650static void
651uslcom_set_break(struct ucom_softc *ucom, uint8_t onoff)
652{
653 struct uslcom_softc *sc = ucom->sc_parent;
654 struct usb_device_request req;
652 uint16_t brk = onoff ? USLCOM_BREAK_ON : USLCOM_BREAK_OFF;
655 uint16_t brk = onoff ? USLCOM_SET_BREAK_ON : USLCOM_SET_BREAK_OFF;
653
654 req.bmRequestType = USLCOM_WRITE;
656
657 req.bmRequestType = USLCOM_WRITE;
655 req.bRequest = USLCOM_BREAK;
658 req.bRequest = USLCOM_SET_BREAK;
656 USETW(req.wValue, brk);
657 USETW(req.wIndex, sc->sc_iface_no);
658 USETW(req.wLength, 0);
659
660 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
661 &req, NULL, 0, 1000)) {
662 DPRINTF("Set BREAK failed (ignored)\n");
663 }
664}
665
666static int
667uslcom_ioctl(struct ucom_softc *ucom, uint32_t cmd, caddr_t data,
668 int flag, struct thread *td)
669{
670 struct uslcom_softc *sc = ucom->sc_parent;
671 struct usb_device_request req;
672 int error = 0;
673 uint8_t latch;
674
675 DPRINTF("cmd=0x%08x\n", cmd);
676
677 switch (cmd) {
678 case USB_GET_GPIO:
679 req.bmRequestType = USLCOM_READ;
680 req.bRequest = USLCOM_VENDOR_SPECIFIC;
681 USETW(req.wValue, USLCOM_READ_LATCH);
682 USETW(req.wIndex, 0);
683 USETW(req.wLength, sizeof(latch));
684
685 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
686 &req, &latch, 0, 1000)) {
687 DPRINTF("Get LATCH failed\n");
688 error = EIO;
689 }
690 *(int *)data = latch;
691 break;
692
693 case USB_SET_GPIO:
694 req.bmRequestType = USLCOM_WRITE;
695 req.bRequest = USLCOM_VENDOR_SPECIFIC;
696 USETW(req.wValue, USLCOM_WRITE_LATCH);
697 USETW(req.wIndex, (*(int *)data));
698 USETW(req.wLength, 0);
699
700 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
701 &req, NULL, 0, 1000)) {
702 DPRINTF("Set LATCH failed\n");
703 error = EIO;
704 }
705 break;
706
707 default:
708 DPRINTF("Unknown IOCTL\n");
709 error = ENOIOCTL;
710 break;
711 }
712 return (error);
713}
714
715static void
716uslcom_write_callback(struct usb_xfer *xfer, usb_error_t error)
717{
718 struct uslcom_softc *sc = usbd_xfer_softc(xfer);
719 struct usb_page_cache *pc;
720 uint32_t actlen;
721
722 switch (USB_GET_STATE(xfer)) {
723 case USB_ST_SETUP:
724 case USB_ST_TRANSFERRED:
725tr_setup:
726 pc = usbd_xfer_get_frame(xfer, 0);
727 if (ucom_get_data(&sc->sc_ucom, pc, 0,
728 USLCOM_BULK_BUF_SIZE, &actlen)) {
729
730 DPRINTF("actlen = %d\n", actlen);
731
732 usbd_xfer_set_frame_len(xfer, 0, actlen);
733 usbd_transfer_submit(xfer);
734 }
735 return;
736
737 default: /* Error */
738 if (error != USB_ERR_CANCELLED) {
739 /* try to clear stall first */
740 usbd_xfer_set_stall(xfer);
741 goto tr_setup;
742 }
743 return;
744 }
745}
746
747static void
748uslcom_read_callback(struct usb_xfer *xfer, usb_error_t error)
749{
750 struct uslcom_softc *sc = usbd_xfer_softc(xfer);
751 struct usb_page_cache *pc;
752 int actlen;
753
754 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
755
756 switch (USB_GET_STATE(xfer)) {
757 case USB_ST_TRANSFERRED:
758 pc = usbd_xfer_get_frame(xfer, 0);
759 ucom_put_data(&sc->sc_ucom, pc, 0, actlen);
760
761 case USB_ST_SETUP:
762tr_setup:
763 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
764 usbd_transfer_submit(xfer);
765 return;
766
767 default: /* Error */
768 if (error != USB_ERR_CANCELLED) {
769 /* try to clear stall first */
770 usbd_xfer_set_stall(xfer);
771 goto tr_setup;
772 }
773 return;
774 }
775}
776
777static void
778uslcom_control_callback(struct usb_xfer *xfer, usb_error_t error)
779{
780 struct uslcom_softc *sc = usbd_xfer_softc(xfer);
781 struct usb_page_cache *pc;
782 struct usb_device_request req;
783 uint8_t msr = 0;
784 uint8_t buf;
785
786 switch (USB_GET_STATE(xfer)) {
787 case USB_ST_TRANSFERRED:
788 pc = usbd_xfer_get_frame(xfer, 1);
789 usbd_copy_out(pc, 0, &buf, sizeof(buf));
659 USETW(req.wValue, brk);
660 USETW(req.wIndex, sc->sc_iface_no);
661 USETW(req.wLength, 0);
662
663 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
664 &req, NULL, 0, 1000)) {
665 DPRINTF("Set BREAK failed (ignored)\n");
666 }
667}
668
669static int
670uslcom_ioctl(struct ucom_softc *ucom, uint32_t cmd, caddr_t data,
671 int flag, struct thread *td)
672{
673 struct uslcom_softc *sc = ucom->sc_parent;
674 struct usb_device_request req;
675 int error = 0;
676 uint8_t latch;
677
678 DPRINTF("cmd=0x%08x\n", cmd);
679
680 switch (cmd) {
681 case USB_GET_GPIO:
682 req.bmRequestType = USLCOM_READ;
683 req.bRequest = USLCOM_VENDOR_SPECIFIC;
684 USETW(req.wValue, USLCOM_READ_LATCH);
685 USETW(req.wIndex, 0);
686 USETW(req.wLength, sizeof(latch));
687
688 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
689 &req, &latch, 0, 1000)) {
690 DPRINTF("Get LATCH failed\n");
691 error = EIO;
692 }
693 *(int *)data = latch;
694 break;
695
696 case USB_SET_GPIO:
697 req.bmRequestType = USLCOM_WRITE;
698 req.bRequest = USLCOM_VENDOR_SPECIFIC;
699 USETW(req.wValue, USLCOM_WRITE_LATCH);
700 USETW(req.wIndex, (*(int *)data));
701 USETW(req.wLength, 0);
702
703 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
704 &req, NULL, 0, 1000)) {
705 DPRINTF("Set LATCH failed\n");
706 error = EIO;
707 }
708 break;
709
710 default:
711 DPRINTF("Unknown IOCTL\n");
712 error = ENOIOCTL;
713 break;
714 }
715 return (error);
716}
717
718static void
719uslcom_write_callback(struct usb_xfer *xfer, usb_error_t error)
720{
721 struct uslcom_softc *sc = usbd_xfer_softc(xfer);
722 struct usb_page_cache *pc;
723 uint32_t actlen;
724
725 switch (USB_GET_STATE(xfer)) {
726 case USB_ST_SETUP:
727 case USB_ST_TRANSFERRED:
728tr_setup:
729 pc = usbd_xfer_get_frame(xfer, 0);
730 if (ucom_get_data(&sc->sc_ucom, pc, 0,
731 USLCOM_BULK_BUF_SIZE, &actlen)) {
732
733 DPRINTF("actlen = %d\n", actlen);
734
735 usbd_xfer_set_frame_len(xfer, 0, actlen);
736 usbd_transfer_submit(xfer);
737 }
738 return;
739
740 default: /* Error */
741 if (error != USB_ERR_CANCELLED) {
742 /* try to clear stall first */
743 usbd_xfer_set_stall(xfer);
744 goto tr_setup;
745 }
746 return;
747 }
748}
749
750static void
751uslcom_read_callback(struct usb_xfer *xfer, usb_error_t error)
752{
753 struct uslcom_softc *sc = usbd_xfer_softc(xfer);
754 struct usb_page_cache *pc;
755 int actlen;
756
757 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
758
759 switch (USB_GET_STATE(xfer)) {
760 case USB_ST_TRANSFERRED:
761 pc = usbd_xfer_get_frame(xfer, 0);
762 ucom_put_data(&sc->sc_ucom, pc, 0, actlen);
763
764 case USB_ST_SETUP:
765tr_setup:
766 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
767 usbd_transfer_submit(xfer);
768 return;
769
770 default: /* Error */
771 if (error != USB_ERR_CANCELLED) {
772 /* try to clear stall first */
773 usbd_xfer_set_stall(xfer);
774 goto tr_setup;
775 }
776 return;
777 }
778}
779
780static void
781uslcom_control_callback(struct usb_xfer *xfer, usb_error_t error)
782{
783 struct uslcom_softc *sc = usbd_xfer_softc(xfer);
784 struct usb_page_cache *pc;
785 struct usb_device_request req;
786 uint8_t msr = 0;
787 uint8_t buf;
788
789 switch (USB_GET_STATE(xfer)) {
790 case USB_ST_TRANSFERRED:
791 pc = usbd_xfer_get_frame(xfer, 1);
792 usbd_copy_out(pc, 0, &buf, sizeof(buf));
790 if (buf & USLCOM_CTRL_CTS)
793 if (buf & USLCOM_MHS_CTS)
791 msr |= SER_CTS;
794 msr |= SER_CTS;
792 if (buf & USLCOM_CTRL_DSR)
795 if (buf & USLCOM_MHS_DSR)
793 msr |= SER_DSR;
796 msr |= SER_DSR;
794 if (buf & USLCOM_CTRL_RI)
797 if (buf & USLCOM_MHS_RI)
795 msr |= SER_RI;
798 msr |= SER_RI;
796 if (buf & USLCOM_CTRL_DCD)
799 if (buf & USLCOM_MHS_DCD)
797 msr |= SER_DCD;
798
799 if (msr != sc->sc_msr) {
800 DPRINTF("status change msr=0x%02x "
801 "(was 0x%02x)\n", msr, sc->sc_msr);
802 sc->sc_msr = msr;
803 ucom_status_change(&sc->sc_ucom);
804 }
805 break;
806
807 case USB_ST_SETUP:
808 req.bmRequestType = USLCOM_READ;
800 msr |= SER_DCD;
801
802 if (msr != sc->sc_msr) {
803 DPRINTF("status change msr=0x%02x "
804 "(was 0x%02x)\n", msr, sc->sc_msr);
805 sc->sc_msr = msr;
806 ucom_status_change(&sc->sc_ucom);
807 }
808 break;
809
810 case USB_ST_SETUP:
811 req.bmRequestType = USLCOM_READ;
809 req.bRequest = USLCOM_RCTRL;
812 req.bRequest = USLCOM_GET_MDMSTS;
810 USETW(req.wValue, 0);
811 USETW(req.wIndex, sc->sc_iface_no);
812 USETW(req.wLength, sizeof(buf));
813
814 usbd_xfer_set_frames(xfer, 2);
815 usbd_xfer_set_frame_len(xfer, 0, sizeof(req));
816 usbd_xfer_set_frame_len(xfer, 1, sizeof(buf));
817
818 pc = usbd_xfer_get_frame(xfer, 0);
819 usbd_copy_in(pc, 0, &req, sizeof(req));
820 usbd_transfer_submit(xfer);
821 break;
822
823 default: /* error */
824 if (error != USB_ERR_CANCELLED)
825 DPRINTF("error=%s\n", usbd_errstr(error));
826 break;
827 }
828}
829
830static void
831uslcom_start_read(struct ucom_softc *ucom)
832{
833 struct uslcom_softc *sc = ucom->sc_parent;
834
835 /* start read endpoint */
836 usbd_transfer_start(sc->sc_xfer[USLCOM_BULK_DT_RD]);
837}
838
839static void
840uslcom_stop_read(struct ucom_softc *ucom)
841{
842 struct uslcom_softc *sc = ucom->sc_parent;
843
844 /* stop read endpoint */
845 usbd_transfer_stop(sc->sc_xfer[USLCOM_BULK_DT_RD]);
846}
847
848static void
849uslcom_start_write(struct ucom_softc *ucom)
850{
851 struct uslcom_softc *sc = ucom->sc_parent;
852
853 usbd_transfer_start(sc->sc_xfer[USLCOM_BULK_DT_WR]);
854}
855
856static void
857uslcom_stop_write(struct ucom_softc *ucom)
858{
859 struct uslcom_softc *sc = ucom->sc_parent;
860
861 usbd_transfer_stop(sc->sc_xfer[USLCOM_BULK_DT_WR]);
862}
863
864static void
865uslcom_poll(struct ucom_softc *ucom)
866{
867 struct uslcom_softc *sc = ucom->sc_parent;
868 usbd_transfer_poll(sc->sc_xfer, USLCOM_N_TRANSFER);
869}
813 USETW(req.wValue, 0);
814 USETW(req.wIndex, sc->sc_iface_no);
815 USETW(req.wLength, sizeof(buf));
816
817 usbd_xfer_set_frames(xfer, 2);
818 usbd_xfer_set_frame_len(xfer, 0, sizeof(req));
819 usbd_xfer_set_frame_len(xfer, 1, sizeof(buf));
820
821 pc = usbd_xfer_get_frame(xfer, 0);
822 usbd_copy_in(pc, 0, &req, sizeof(req));
823 usbd_transfer_submit(xfer);
824 break;
825
826 default: /* error */
827 if (error != USB_ERR_CANCELLED)
828 DPRINTF("error=%s\n", usbd_errstr(error));
829 break;
830 }
831}
832
833static void
834uslcom_start_read(struct ucom_softc *ucom)
835{
836 struct uslcom_softc *sc = ucom->sc_parent;
837
838 /* start read endpoint */
839 usbd_transfer_start(sc->sc_xfer[USLCOM_BULK_DT_RD]);
840}
841
842static void
843uslcom_stop_read(struct ucom_softc *ucom)
844{
845 struct uslcom_softc *sc = ucom->sc_parent;
846
847 /* stop read endpoint */
848 usbd_transfer_stop(sc->sc_xfer[USLCOM_BULK_DT_RD]);
849}
850
851static void
852uslcom_start_write(struct ucom_softc *ucom)
853{
854 struct uslcom_softc *sc = ucom->sc_parent;
855
856 usbd_transfer_start(sc->sc_xfer[USLCOM_BULK_DT_WR]);
857}
858
859static void
860uslcom_stop_write(struct ucom_softc *ucom)
861{
862 struct uslcom_softc *sc = ucom->sc_parent;
863
864 usbd_transfer_stop(sc->sc_xfer[USLCOM_BULK_DT_WR]);
865}
866
867static void
868uslcom_poll(struct ucom_softc *ucom)
869{
870 struct uslcom_softc *sc = ucom->sc_parent;
871 usbd_transfer_poll(sc->sc_xfer, USLCOM_N_TRANSFER);
872}