1 /* $OpenBSD: uvscom.c,v 1.3 2003/05/17 17:07:32 nate Exp $ */ 2 /* $NetBSD: uvscom.c,v 1.9 2003/02/12 15:36:20 ichiro Exp $ */ 3 /*- 4 * Copyright (c) 2001-2002, Shunsuke Akiyama <akiyama@jp.FreeBSD.org>. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD: src/sys/dev/usb/uvscom.c,v 1.1 2002/03/18 18:23:39 joe Exp $ 29 */ 30 31 /* 32 * uvscom: SUNTAC Slipper U VS-10U driver. 33 * Slipper U is a PC card to USB converter for data communication card 34 * adapter. It supports DDI Pocket's Air H" C@rd, C@rd H" 64, NTT's P-in, 35 * P-in m@ater and various data communication card adapters. 36 */ 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/kernel.h> 41 #include <sys/malloc.h> 42 #include <sys/fcntl.h> 43 #include <sys/conf.h> 44 #include <sys/tty.h> 45 #include <sys/file.h> 46 #if defined(__FreeBSD__) 47 #include <sys/bus.h> 48 #include <sys/ioccom.h> 49 #if __FreeBSD_version >= 500014 50 #include <sys/selinfo.h> 51 #else 52 #include <sys/select.h> 53 #endif 54 #else 55 #include <sys/ioctl.h> 56 #include <sys/device.h> 57 #endif 58 #include <sys/proc.h> 59 #include <sys/vnode.h> 60 #include <sys/poll.h> 61 62 #include <dev/usb/usb.h> 63 #include <dev/usb/usbcdc.h> 64 65 #include <dev/usb/usbdi.h> 66 #include <dev/usb/usbdi_util.h> 67 #include <dev/usb/usbdevs.h> 68 #include <dev/usb/usb_quirks.h> 69 70 #include <dev/usb/ucomvar.h> 71 72 #ifdef UVSCOM_DEBUG 73 static int uvscomdebug = 1; 74 75 #if defined(__FreeBSD__) 76 #include <sys/sysctl.h> 77 78 SYSCTL_DECL(_debug_usb); 79 SYSCTL_INT(_debug_usb, OID_AUTO, uvscom, CTLFLAG_RW, 80 &uvscomdebug, 0, "uvscom debug level"); 81 82 #endif 83 84 #define DPRINTFN(n, x) do { \ 85 if (uvscomdebug > (n)) \ 86 logprintf x; \ 87 } while (0) 88 #else 89 #define DPRINTFN(n, x) 90 #endif 91 #define DPRINTF(x) DPRINTFN(0, x) 92 93 #if defined(__FreeBSD__) 94 #define UVSCOM_MODVER 1 /* module version */ 95 #endif 96 97 #define UVSCOM_CONFIG_INDEX 0 98 #define UVSCOM_IFACE_INDEX 0 99 100 #define UVSCOM_INTR_INTERVAL 100 /* mS */ 101 102 #define UVSCOM_UNIT_WAIT 5 103 104 /* Request */ 105 #define UVSCOM_SET_SPEED 0x10 106 #define UVSCOM_LINE_CTL 0x11 107 #define UVSCOM_SET_PARAM 0x12 108 #define UVSCOM_READ_STATUS 0xd0 109 #define UVSCOM_SHUTDOWN 0xe0 110 111 /* UVSCOM_SET_SPEED parameters */ 112 #define UVSCOM_SPEED_150BPS 0x00 113 #define UVSCOM_SPEED_300BPS 0x01 114 #define UVSCOM_SPEED_600BPS 0x02 115 #define UVSCOM_SPEED_1200BPS 0x03 116 #define UVSCOM_SPEED_2400BPS 0x04 117 #define UVSCOM_SPEED_4800BPS 0x05 118 #define UVSCOM_SPEED_9600BPS 0x06 119 #define UVSCOM_SPEED_19200BPS 0x07 120 #define UVSCOM_SPEED_38400BPS 0x08 121 #define UVSCOM_SPEED_57600BPS 0x09 122 #define UVSCOM_SPEED_115200BPS 0x0a 123 124 /* UVSCOM_LINE_CTL parameters */ 125 #define UVSCOM_BREAK 0x40 126 #define UVSCOM_RTS 0x02 127 #define UVSCOM_DTR 0x01 128 #define UVSCOM_LINE_INIT 0x08 129 130 /* UVSCOM_SET_PARAM parameters */ 131 #define UVSCOM_DATA_MASK 0x03 132 #define UVSCOM_DATA_BIT_8 0x03 133 #define UVSCOM_DATA_BIT_7 0x02 134 #define UVSCOM_DATA_BIT_6 0x01 135 #define UVSCOM_DATA_BIT_5 0x00 136 137 #define UVSCOM_STOP_MASK 0x04 138 #define UVSCOM_STOP_BIT_2 0x04 139 #define UVSCOM_STOP_BIT_1 0x00 140 141 #define UVSCOM_PARITY_MASK 0x18 142 #define UVSCOM_PARITY_EVEN 0x18 143 #if 0 144 #define UVSCOM_PARITY_UNK 0x10 145 #endif 146 #define UVSCOM_PARITY_ODD 0x08 147 #define UVSCOM_PARITY_NONE 0x00 148 149 /* Status bits */ 150 #define UVSCOM_TXRDY 0x04 151 #define UVSCOM_RXRDY 0x01 152 153 #define UVSCOM_DCD 0x08 154 #define UVSCOM_NOCARD 0x04 155 #define UVSCOM_DSR 0x02 156 #define UVSCOM_CTS 0x01 157 #define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 158 159 struct uvscom_softc { 160 USBBASEDEVICE sc_dev; /* base device */ 161 usbd_device_handle sc_udev; /* USB device */ 162 usbd_interface_handle sc_iface; /* interface */ 163 int sc_iface_number;/* interface number */ 164 165 usbd_interface_handle sc_intr_iface; /* interrupt interface */ 166 int sc_intr_number; /* interrupt number */ 167 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 168 u_char *sc_intr_buf; /* interrupt buffer */ 169 int sc_isize; 170 171 u_char sc_dtr; /* current DTR state */ 172 u_char sc_rts; /* current RTS state */ 173 174 u_char sc_lsr; /* Local status register */ 175 u_char sc_msr; /* uvscom status register */ 176 177 uint16_t sc_lcr; /* Line control */ 178 u_char sc_usr; /* unit status */ 179 180 device_ptr_t sc_subdev; /* ucom device */ 181 u_char sc_dying; /* disconnecting */ 182 }; 183 184 /* 185 * These are the maximum number of bytes transferred per frame. 186 * The output buffer size cannot be increased due to the size encoding. 187 */ 188 #define UVSCOMIBUFSIZE 512 189 #define UVSCOMOBUFSIZE 64 190 191 Static usbd_status uvscom_readstat(struct uvscom_softc *); 192 Static usbd_status uvscom_shutdown(struct uvscom_softc *); 193 Static usbd_status uvscom_reset(struct uvscom_softc *); 194 Static usbd_status uvscom_set_line_coding(struct uvscom_softc *, 195 uint16_t, uint16_t); 196 Static usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 197 Static usbd_status uvscom_set_crtscts(struct uvscom_softc *); 198 Static void uvscom_get_status(void *, int, u_char *, u_char *); 199 Static void uvscom_dtr(struct uvscom_softc *, int); 200 Static void uvscom_rts(struct uvscom_softc *, int); 201 Static void uvscom_break(struct uvscom_softc *, int); 202 203 Static void uvscom_set(void *, int, int, int); 204 Static void uvscom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 205 Static int uvscom_param(void *, int, struct termios *); 206 Static int uvscom_open(void *, int); 207 Static void uvscom_close(void *, int); 208 209 struct ucom_methods uvscom_methods = { 210 uvscom_get_status, 211 uvscom_set, 212 uvscom_param, 213 NULL, /* uvscom_ioctl, TODO */ 214 uvscom_open, 215 uvscom_close, 216 NULL, 217 NULL 218 }; 219 220 static const struct usb_devno uvscom_devs [] = { 221 /* SUNTAC U-Cable type D2 */ 222 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 223 /* SUNTAC U-Cable type P1 */ 224 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 225 /* SUNTAC Slipper U */ 226 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 227 /* SUNTAC Ir-Trinity */ 228 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 229 }; 230 #define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) 231 232 USB_DECLARE_DRIVER(uvscom); 233 234 #ifdef __FreeBSD__ 235 Static device_probe_t uvscom_match; 236 Static device_attach_t uvscom_attach; 237 Static device_detach_t uvscom_detach; 238 239 Static device_method_t uvscom_methods[] = { 240 /* Device interface */ 241 DEVMETHOD(device_probe, uvscom_match), 242 DEVMETHOD(device_attach, uvscom_attach), 243 DEVMETHOD(device_detach, uvscom_detach), 244 { 0, 0 } 245 }; 246 247 Static driver_t uvscom_driver = { 248 "usio", 249 uvscom_methods, 250 sizeof (struct uvscom_softc) 251 }; 252 253 DRIVER_MODULE(uvscom, uhub, uvscom_driver, ucom_devclass, usbd_driver_load, 0); 254 MODULE_DEPEND(uvscom, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER); 255 MODULE_VERSION(uvscom, UVSCOM_MODVER); 256 #endif 257 258 USB_MATCH(uvscom) 259 { 260 USB_MATCH_START(uvscom, uaa); 261 262 if (uaa->iface != NULL) 263 return (UMATCH_NONE); 264 265 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? 266 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 267 } 268 269 USB_ATTACH(uvscom) 270 { 271 USB_ATTACH_START(uvscom, sc, uaa); 272 usbd_device_handle dev = uaa->device; 273 usb_config_descriptor_t *cdesc; 274 usb_interface_descriptor_t *id; 275 usb_endpoint_descriptor_t *ed; 276 char devinfo[1024]; 277 const char *devname = USBDEVNAME(sc->sc_dev); 278 usbd_status err; 279 int i; 280 struct ucom_attach_args uca; 281 282 usbd_devinfo(dev, 0, devinfo, sizeof devinfo); 283 USB_ATTACH_SETUP; 284 printf("%s: %s\n", devname, devinfo); 285 286 sc->sc_udev = dev; 287 288 DPRINTF(("uvscom attach: sc = %p\n", sc)); 289 290 /* initialize endpoints */ 291 uca.bulkin = uca.bulkout = -1; 292 sc->sc_intr_number = -1; 293 sc->sc_intr_pipe = NULL; 294 295 /* Move the device into the configured state. */ 296 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 297 if (err) { 298 printf("%s: failed to set configuration, err=%s\n", 299 devname, usbd_errstr(err)); 300 sc->sc_dying = 1; 301 USB_ATTACH_ERROR_RETURN; 302 } 303 304 /* get the config descriptor */ 305 cdesc = usbd_get_config_descriptor(sc->sc_udev); 306 307 if (cdesc == NULL) { 308 printf("%s: failed to get configuration descriptor\n", 309 USBDEVNAME(sc->sc_dev)); 310 sc->sc_dying = 1; 311 USB_ATTACH_ERROR_RETURN; 312 } 313 314 /* get the common interface */ 315 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 316 &sc->sc_iface); 317 if (err) { 318 printf("%s: failed to get interface, err=%s\n", 319 devname, usbd_errstr(err)); 320 sc->sc_dying = 1; 321 USB_ATTACH_ERROR_RETURN; 322 } 323 324 id = usbd_get_interface_descriptor(sc->sc_iface); 325 sc->sc_iface_number = id->bInterfaceNumber; 326 327 /* Find endpoints */ 328 for (i = 0; i < id->bNumEndpoints; i++) { 329 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 330 if (ed == NULL) { 331 printf("%s: no endpoint descriptor for %d\n", 332 USBDEVNAME(sc->sc_dev), i); 333 sc->sc_dying = 1; 334 USB_ATTACH_ERROR_RETURN; 335 } 336 337 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 338 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 339 uca.bulkin = ed->bEndpointAddress; 340 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 341 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 342 uca.bulkout = ed->bEndpointAddress; 343 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 344 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 345 sc->sc_intr_number = ed->bEndpointAddress; 346 sc->sc_isize = UGETW(ed->wMaxPacketSize); 347 } 348 } 349 350 if (uca.bulkin == -1) { 351 printf("%s: Could not find data bulk in\n", 352 USBDEVNAME(sc->sc_dev)); 353 sc->sc_dying = 1; 354 USB_ATTACH_ERROR_RETURN; 355 } 356 if (uca.bulkout == -1) { 357 printf("%s: Could not find data bulk out\n", 358 USBDEVNAME(sc->sc_dev)); 359 sc->sc_dying = 1; 360 USB_ATTACH_ERROR_RETURN; 361 } 362 if (sc->sc_intr_number == -1) { 363 printf("%s: Could not find interrupt in\n", 364 USBDEVNAME(sc->sc_dev)); 365 sc->sc_dying = 1; 366 USB_ATTACH_ERROR_RETURN; 367 } 368 369 sc->sc_dtr = sc->sc_rts = 0; 370 sc->sc_lcr = UVSCOM_LINE_INIT; 371 372 uca.portno = UCOM_UNK_PORTNO; 373 /* bulkin, bulkout set above */ 374 uca.ibufsize = UVSCOMIBUFSIZE; 375 uca.obufsize = UVSCOMOBUFSIZE; 376 uca.ibufsizepad = UVSCOMIBUFSIZE; 377 uca.opkthdrlen = 0; 378 uca.device = dev; 379 uca.iface = sc->sc_iface; 380 uca.methods = &uvscom_methods; 381 uca.arg = sc; 382 uca.info = NULL; 383 384 err = uvscom_reset(sc); 385 386 if (err) { 387 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 388 usbd_errstr(err)); 389 sc->sc_dying = 1; 390 USB_ATTACH_ERROR_RETURN; 391 } 392 393 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 394 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 395 396 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 397 USBDEV(sc->sc_dev)); 398 399 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 400 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 401 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 402 403 USB_ATTACH_SUCCESS_RETURN; 404 } 405 406 USB_DETACH(uvscom) 407 { 408 USB_DETACH_START(uvscom, sc); 409 int rv = 0; 410 411 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 412 413 sc->sc_dying = 1; 414 415 if (sc->sc_intr_pipe != NULL) { 416 usbd_abort_pipe(sc->sc_intr_pipe); 417 usbd_close_pipe(sc->sc_intr_pipe); 418 free(sc->sc_intr_buf, M_USBDEV); 419 sc->sc_intr_pipe = NULL; 420 } 421 422 sc->sc_dying = 1; 423 if (sc->sc_subdev != NULL) { 424 rv = config_detach(sc->sc_subdev, flags); 425 sc->sc_subdev = NULL; 426 } 427 428 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 429 USBDEV(sc->sc_dev)); 430 431 return (rv); 432 } 433 434 int 435 uvscom_activate(device_ptr_t self, enum devact act) 436 { 437 struct uvscom_softc *sc = (struct uvscom_softc *)self; 438 int rv = 0; 439 440 switch (act) { 441 case DVACT_ACTIVATE: 442 return (EOPNOTSUPP); 443 444 case DVACT_DEACTIVATE: 445 if (sc->sc_subdev != NULL) 446 rv = config_deactivate(sc->sc_subdev); 447 sc->sc_dying = 1; 448 break; 449 } 450 return (rv); 451 } 452 453 Static usbd_status 454 uvscom_readstat(struct uvscom_softc *sc) 455 { 456 usb_device_request_t req; 457 usbd_status err; 458 uint16_t r; 459 460 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); 461 462 req.bmRequestType = UT_READ_VENDOR_DEVICE; 463 req.bRequest = UVSCOM_READ_STATUS; 464 USETW(req.wValue, 0); 465 USETW(req.wIndex, 0); 466 USETW(req.wLength, 2); 467 468 err = usbd_do_request(sc->sc_udev, &req, &r); 469 if (err) { 470 printf("%s: uvscom_readstat: %s\n", 471 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 472 return (err); 473 } 474 475 DPRINTF(("%s: uvscom_readstat: r = %d\n", 476 USBDEVNAME(sc->sc_dev), r)); 477 478 return (USBD_NORMAL_COMPLETION); 479 } 480 481 Static usbd_status 482 uvscom_shutdown(struct uvscom_softc *sc) 483 { 484 usb_device_request_t req; 485 usbd_status err; 486 487 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); 488 489 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 490 req.bRequest = UVSCOM_SHUTDOWN; 491 USETW(req.wValue, 0); 492 USETW(req.wIndex, 0); 493 USETW(req.wLength, 0); 494 495 err = usbd_do_request(sc->sc_udev, &req, NULL); 496 if (err) { 497 printf("%s: uvscom_shutdown: %s\n", 498 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 499 return (err); 500 } 501 502 return (USBD_NORMAL_COMPLETION); 503 } 504 505 Static usbd_status 506 uvscom_reset(struct uvscom_softc *sc) 507 { 508 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 509 510 return (USBD_NORMAL_COMPLETION); 511 } 512 513 Static usbd_status 514 uvscom_set_crtscts(struct uvscom_softc *sc) 515 { 516 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); 517 518 return (USBD_NORMAL_COMPLETION); 519 } 520 521 Static usbd_status 522 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 523 { 524 usb_device_request_t req; 525 usbd_status err; 526 527 DPRINTF(("%s: uvscom_set_line: %04x\n", 528 USBDEVNAME(sc->sc_dev), line)); 529 530 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 531 req.bRequest = UVSCOM_LINE_CTL; 532 USETW(req.wValue, line); 533 USETW(req.wIndex, 0); 534 USETW(req.wLength, 0); 535 536 err = usbd_do_request(sc->sc_udev, &req, NULL); 537 if (err) { 538 printf("%s: uvscom_set_line: %s\n", 539 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 540 return (err); 541 } 542 543 return (USBD_NORMAL_COMPLETION); 544 } 545 546 Static usbd_status 547 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 548 { 549 usb_device_request_t req; 550 usbd_status err; 551 552 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 553 USBDEVNAME(sc->sc_dev), lsp, ls)); 554 555 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 556 req.bRequest = UVSCOM_SET_SPEED; 557 USETW(req.wValue, lsp); 558 USETW(req.wIndex, 0); 559 USETW(req.wLength, 0); 560 561 err = usbd_do_request(sc->sc_udev, &req, NULL); 562 if (err) { 563 printf("%s: uvscom_set_line_coding: %s\n", 564 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 565 return (err); 566 } 567 568 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 569 req.bRequest = UVSCOM_SET_PARAM; 570 USETW(req.wValue, ls); 571 USETW(req.wIndex, 0); 572 USETW(req.wLength, 0); 573 574 err = usbd_do_request(sc->sc_udev, &req, NULL); 575 if (err) { 576 printf("%s: uvscom_set_line_coding: %s\n", 577 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 578 return (err); 579 } 580 581 return (USBD_NORMAL_COMPLETION); 582 } 583 584 Static void 585 uvscom_dtr(struct uvscom_softc *sc, int onoff) 586 { 587 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 588 USBDEVNAME(sc->sc_dev), onoff)); 589 590 if (sc->sc_dtr == onoff) 591 return; /* no change */ 592 593 sc->sc_dtr = onoff; 594 595 if (onoff) 596 SET(sc->sc_lcr, UVSCOM_DTR); 597 else 598 CLR(sc->sc_lcr, UVSCOM_DTR); 599 600 uvscom_set_line(sc, sc->sc_lcr); 601 } 602 603 Static void 604 uvscom_rts(struct uvscom_softc *sc, int onoff) 605 { 606 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 607 USBDEVNAME(sc->sc_dev), onoff)); 608 609 if (sc->sc_rts == onoff) 610 return; /* no change */ 611 612 sc->sc_rts = onoff; 613 614 if (onoff) 615 SET(sc->sc_lcr, UVSCOM_RTS); 616 else 617 CLR(sc->sc_lcr, UVSCOM_RTS); 618 619 uvscom_set_line(sc, sc->sc_lcr); 620 } 621 622 Static void 623 uvscom_break(struct uvscom_softc *sc, int onoff) 624 { 625 DPRINTF(("%s: uvscom_break: onoff = %d\n", 626 USBDEVNAME(sc->sc_dev), onoff)); 627 628 if (onoff) 629 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 630 } 631 632 Static void 633 uvscom_set(void *addr, int portno, int reg, int onoff) 634 { 635 struct uvscom_softc *sc = addr; 636 637 switch (reg) { 638 case UCOM_SET_DTR: 639 uvscom_dtr(sc, onoff); 640 break; 641 case UCOM_SET_RTS: 642 uvscom_rts(sc, onoff); 643 break; 644 case UCOM_SET_BREAK: 645 uvscom_break(sc, onoff); 646 break; 647 default: 648 break; 649 } 650 } 651 652 Static int 653 uvscom_param(void *addr, int portno, struct termios *t) 654 { 655 struct uvscom_softc *sc = addr; 656 usbd_status err; 657 uint16_t lsp; 658 uint16_t ls; 659 660 DPRINTF(("%s: uvscom_param: sc = %p\n", 661 USBDEVNAME(sc->sc_dev), sc)); 662 663 ls = 0; 664 665 switch (t->c_ospeed) { 666 case B150: 667 lsp = UVSCOM_SPEED_150BPS; 668 break; 669 case B300: 670 lsp = UVSCOM_SPEED_300BPS; 671 break; 672 case B600: 673 lsp = UVSCOM_SPEED_600BPS; 674 break; 675 case B1200: 676 lsp = UVSCOM_SPEED_1200BPS; 677 break; 678 case B2400: 679 lsp = UVSCOM_SPEED_2400BPS; 680 break; 681 case B4800: 682 lsp = UVSCOM_SPEED_4800BPS; 683 break; 684 case B9600: 685 lsp = UVSCOM_SPEED_9600BPS; 686 break; 687 case B19200: 688 lsp = UVSCOM_SPEED_19200BPS; 689 break; 690 case B38400: 691 lsp = UVSCOM_SPEED_38400BPS; 692 break; 693 case B57600: 694 lsp = UVSCOM_SPEED_57600BPS; 695 break; 696 case B115200: 697 lsp = UVSCOM_SPEED_115200BPS; 698 break; 699 default: 700 return (EIO); 701 } 702 703 if (ISSET(t->c_cflag, CSTOPB)) 704 SET(ls, UVSCOM_STOP_BIT_2); 705 else 706 SET(ls, UVSCOM_STOP_BIT_1); 707 708 if (ISSET(t->c_cflag, PARENB)) { 709 if (ISSET(t->c_cflag, PARODD)) 710 SET(ls, UVSCOM_PARITY_ODD); 711 else 712 SET(ls, UVSCOM_PARITY_EVEN); 713 } else 714 SET(ls, UVSCOM_PARITY_NONE); 715 716 switch (ISSET(t->c_cflag, CSIZE)) { 717 case CS5: 718 SET(ls, UVSCOM_DATA_BIT_5); 719 break; 720 case CS6: 721 SET(ls, UVSCOM_DATA_BIT_6); 722 break; 723 case CS7: 724 SET(ls, UVSCOM_DATA_BIT_7); 725 break; 726 case CS8: 727 SET(ls, UVSCOM_DATA_BIT_8); 728 break; 729 default: 730 return (EIO); 731 } 732 733 err = uvscom_set_line_coding(sc, lsp, ls); 734 if (err) 735 return (EIO); 736 737 if (ISSET(t->c_cflag, CRTSCTS)) { 738 err = uvscom_set_crtscts(sc); 739 if (err) 740 return (EIO); 741 } 742 743 return (0); 744 } 745 746 Static int 747 uvscom_open(void *addr, int portno) 748 { 749 struct uvscom_softc *sc = addr; 750 int err; 751 int i; 752 753 if (sc->sc_dying) 754 return (EIO); 755 756 DPRINTF(("uvscom_open: sc = %p\n", sc)); 757 758 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 759 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 760 761 sc->sc_usr = 0; /* clear unit status */ 762 763 err = uvscom_readstat(sc); 764 if (err) { 765 DPRINTF(("%s: uvscom_open: readstat faild\n", 766 USBDEVNAME(sc->sc_dev))); 767 return (EIO); 768 } 769 770 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 771 err = usbd_open_pipe_intr(sc->sc_iface, 772 sc->sc_intr_number, 773 USBD_SHORT_XFER_OK, 774 &sc->sc_intr_pipe, 775 sc, 776 sc->sc_intr_buf, 777 sc->sc_isize, 778 uvscom_intr, 779 UVSCOM_INTR_INTERVAL); 780 if (err) { 781 printf("%s: cannot open interrupt pipe (addr %d)\n", 782 USBDEVNAME(sc->sc_dev), 783 sc->sc_intr_number); 784 return (EIO); 785 } 786 } else { 787 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 788 } 789 790 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 791 /* unit is not ready */ 792 793 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 794 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 795 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 796 break; 797 } 798 if (i == 0) { 799 DPRINTF(("%s: unit is not ready\n", 800 USBDEVNAME(sc->sc_dev))); 801 return (EIO); 802 } 803 804 /* check PC card was inserted */ 805 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 806 DPRINTF(("%s: no card\n", 807 USBDEVNAME(sc->sc_dev))); 808 return (EIO); 809 } 810 } 811 812 return (0); 813 } 814 815 Static void 816 uvscom_close(void *addr, int portno) 817 { 818 struct uvscom_softc *sc = addr; 819 int err; 820 821 if (sc->sc_dying) 822 return; 823 824 DPRINTF(("uvscom_close: close\n")); 825 826 uvscom_shutdown(sc); 827 828 if (sc->sc_intr_pipe != NULL) { 829 err = usbd_abort_pipe(sc->sc_intr_pipe); 830 if (err) 831 printf("%s: abort interrupt pipe failed: %s\n", 832 USBDEVNAME(sc->sc_dev), 833 usbd_errstr(err)); 834 err = usbd_close_pipe(sc->sc_intr_pipe); 835 if (err) 836 printf("%s: close interrupt pipe failed: %s\n", 837 USBDEVNAME(sc->sc_dev), 838 usbd_errstr(err)); 839 free(sc->sc_intr_buf, M_USBDEV); 840 sc->sc_intr_pipe = NULL; 841 } 842 } 843 844 Static void 845 uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 846 { 847 struct uvscom_softc *sc = priv; 848 u_char *buf = sc->sc_intr_buf; 849 u_char pstatus; 850 851 if (sc->sc_dying) 852 return; 853 854 if (status != USBD_NORMAL_COMPLETION) { 855 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 856 return; 857 858 printf("%s: uvscom_intr: abnormal status: %s\n", 859 USBDEVNAME(sc->sc_dev), 860 usbd_errstr(status)); 861 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 862 return; 863 } 864 865 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 866 USBDEVNAME(sc->sc_dev), buf[0], buf[1])); 867 868 sc->sc_lsr = sc->sc_msr = 0; 869 sc->sc_usr = buf[1]; 870 871 pstatus = buf[0]; 872 if (ISSET(pstatus, UVSCOM_TXRDY)) 873 SET(sc->sc_lsr, ULSR_TXRDY); 874 if (ISSET(pstatus, UVSCOM_RXRDY)) 875 SET(sc->sc_lsr, ULSR_RXRDY); 876 877 pstatus = buf[1]; 878 if (ISSET(pstatus, UVSCOM_CTS)) 879 SET(sc->sc_msr, UMSR_CTS); 880 if (ISSET(pstatus, UVSCOM_DSR)) 881 SET(sc->sc_msr, UMSR_DSR); 882 if (ISSET(pstatus, UVSCOM_DCD)) 883 SET(sc->sc_msr, UMSR_DCD); 884 885 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 886 } 887 888 Static void 889 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 890 { 891 struct uvscom_softc *sc = addr; 892 893 if (lsr != NULL) 894 *lsr = sc->sc_lsr; 895 if (msr != NULL) 896 *msr = sc->sc_msr; 897 } 898 899