uvscom.c revision 1.12
1/* $OpenBSD: uvscom.c,v 1.12 2007/06/05 08:43:56 mbalmer 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#include <sys/ioctl.h> 47#include <sys/device.h> 48#include <sys/proc.h> 49#include <sys/vnode.h> 50#include <sys/poll.h> 51 52#include <dev/usb/usb.h> 53#include <dev/usb/usbcdc.h> 54 55#include <dev/usb/usbdi.h> 56#include <dev/usb/usbdi_util.h> 57#include <dev/usb/usbdevs.h> 58#include <dev/usb/usb_quirks.h> 59 60#include <dev/usb/ucomvar.h> 61 62#ifdef UVSCOM_DEBUG 63static int uvscomdebug = 1; 64 65#define DPRINTFN(n, x) do { if (uvscomdebug > (n)) printf x; } while (0) 66#else 67#define DPRINTFN(n, x) 68#endif 69#define DPRINTF(x) DPRINTFN(0, x) 70 71#define UVSCOM_CONFIG_INDEX 0 72#define UVSCOM_IFACE_INDEX 0 73 74#define UVSCOM_INTR_INTERVAL 100 /* mS */ 75 76#define UVSCOM_UNIT_WAIT 5 77 78/* Request */ 79#define UVSCOM_SET_SPEED 0x10 80#define UVSCOM_LINE_CTL 0x11 81#define UVSCOM_SET_PARAM 0x12 82#define UVSCOM_READ_STATUS 0xd0 83#define UVSCOM_SHUTDOWN 0xe0 84 85/* UVSCOM_SET_SPEED parameters */ 86#define UVSCOM_SPEED_150BPS 0x00 87#define UVSCOM_SPEED_300BPS 0x01 88#define UVSCOM_SPEED_600BPS 0x02 89#define UVSCOM_SPEED_1200BPS 0x03 90#define UVSCOM_SPEED_2400BPS 0x04 91#define UVSCOM_SPEED_4800BPS 0x05 92#define UVSCOM_SPEED_9600BPS 0x06 93#define UVSCOM_SPEED_19200BPS 0x07 94#define UVSCOM_SPEED_38400BPS 0x08 95#define UVSCOM_SPEED_57600BPS 0x09 96#define UVSCOM_SPEED_115200BPS 0x0a 97 98/* UVSCOM_LINE_CTL parameters */ 99#define UVSCOM_BREAK 0x40 100#define UVSCOM_RTS 0x02 101#define UVSCOM_DTR 0x01 102#define UVSCOM_LINE_INIT 0x08 103 104/* UVSCOM_SET_PARAM parameters */ 105#define UVSCOM_DATA_MASK 0x03 106#define UVSCOM_DATA_BIT_8 0x03 107#define UVSCOM_DATA_BIT_7 0x02 108#define UVSCOM_DATA_BIT_6 0x01 109#define UVSCOM_DATA_BIT_5 0x00 110 111#define UVSCOM_STOP_MASK 0x04 112#define UVSCOM_STOP_BIT_2 0x04 113#define UVSCOM_STOP_BIT_1 0x00 114 115#define UVSCOM_PARITY_MASK 0x18 116#define UVSCOM_PARITY_EVEN 0x18 117#if 0 118#define UVSCOM_PARITY_UNK 0x10 119#endif 120#define UVSCOM_PARITY_ODD 0x08 121#define UVSCOM_PARITY_NONE 0x00 122 123/* Status bits */ 124#define UVSCOM_TXRDY 0x04 125#define UVSCOM_RXRDY 0x01 126 127#define UVSCOM_DCD 0x08 128#define UVSCOM_NOCARD 0x04 129#define UVSCOM_DSR 0x02 130#define UVSCOM_CTS 0x01 131#define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 132 133struct uvscom_softc { 134 USBBASEDEVICE sc_dev; /* base device */ 135 usbd_device_handle sc_udev; /* USB device */ 136 usbd_interface_handle sc_iface; /* interface */ 137 int sc_iface_number;/* interface number */ 138 139 usbd_interface_handle sc_intr_iface; /* interrupt interface */ 140 int sc_intr_number; /* interrupt number */ 141 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 142 u_char *sc_intr_buf; /* interrupt buffer */ 143 int sc_isize; 144 145 u_char sc_dtr; /* current DTR state */ 146 u_char sc_rts; /* current RTS state */ 147 148 u_char sc_lsr; /* Local status register */ 149 u_char sc_msr; /* uvscom status register */ 150 151 uint16_t sc_lcr; /* Line control */ 152 u_char sc_usr; /* unit status */ 153 154 device_ptr_t sc_subdev; /* ucom device */ 155 u_char sc_dying; /* disconnecting */ 156}; 157 158/* 159 * These are the maximum number of bytes transferred per frame. 160 * The output buffer size cannot be increased due to the size encoding. 161 */ 162#define UVSCOMIBUFSIZE 512 163#define UVSCOMOBUFSIZE 64 164 165usbd_status uvscom_readstat(struct uvscom_softc *); 166usbd_status uvscom_shutdown(struct uvscom_softc *); 167usbd_status uvscom_reset(struct uvscom_softc *); 168usbd_status uvscom_set_line_coding(struct uvscom_softc *, 169 uint16_t, uint16_t); 170usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 171usbd_status uvscom_set_crtscts(struct uvscom_softc *); 172void uvscom_get_status(void *, int, u_char *, u_char *); 173void uvscom_dtr(struct uvscom_softc *, int); 174void uvscom_rts(struct uvscom_softc *, int); 175void uvscom_break(struct uvscom_softc *, int); 176 177void uvscom_set(void *, int, int, int); 178void uvscom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 179int uvscom_param(void *, int, struct termios *); 180int uvscom_open(void *, int); 181void uvscom_close(void *, int); 182 183struct ucom_methods uvscom_methods = { 184 uvscom_get_status, 185 uvscom_set, 186 uvscom_param, 187 NULL, /* uvscom_ioctl, TODO */ 188 uvscom_open, 189 uvscom_close, 190 NULL, 191 NULL 192}; 193 194static const struct usb_devno uvscom_devs [] = { 195 /* SUNTAC U-Cable type A3 */ 196 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS64LX }, 197 /* SUNTAC U-Cable type A4 */ 198 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4 }, 199 /* SUNTAC U-Cable type D2 */ 200 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 201 /* SUNTAC U-Cable type P1 */ 202 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 203 /* SUNTAC Slipper U */ 204 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 205 /* SUNTAC Ir-Trinity */ 206 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 207}; 208#define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) 209 210USB_DECLARE_DRIVER(uvscom); 211 212int 213uvscom_match(struct device *parent, void *match, void *aux) 214{ 215 struct usb_attach_arg *uaa = aux; 216 217 if (uaa->iface != NULL) 218 return (UMATCH_NONE); 219 220 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? 221 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 222} 223 224void 225uvscom_attach(struct device *parent, struct device *self, void *aux) 226{ 227 struct uvscom_softc *sc = (struct uvscom_softc *)self; 228 struct usb_attach_arg *uaa = aux; 229 usbd_device_handle dev = uaa->device; 230 usb_config_descriptor_t *cdesc; 231 usb_interface_descriptor_t *id; 232 usb_endpoint_descriptor_t *ed; 233 char *devinfop; 234 const char *devname = USBDEVNAME(sc->sc_dev); 235 usbd_status err; 236 int i; 237 struct ucom_attach_args uca; 238 239 devinfop = usbd_devinfo_alloc(dev, 0); 240 printf("\n%s: %s\n", devname, devinfop); 241 usbd_devinfo_free(devinfop); 242 243 sc->sc_udev = dev; 244 245 DPRINTF(("uvscom attach: sc = %p\n", sc)); 246 247 /* initialize endpoints */ 248 uca.bulkin = uca.bulkout = -1; 249 sc->sc_intr_number = -1; 250 sc->sc_intr_pipe = NULL; 251 252 /* Move the device into the configured state. */ 253 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 254 if (err) { 255 printf("%s: failed to set configuration, err=%s\n", 256 devname, usbd_errstr(err)); 257 sc->sc_dying = 1; 258 return; 259 } 260 261 /* get the config descriptor */ 262 cdesc = usbd_get_config_descriptor(sc->sc_udev); 263 264 if (cdesc == NULL) { 265 printf("%s: failed to get configuration descriptor\n", 266 USBDEVNAME(sc->sc_dev)); 267 sc->sc_dying = 1; 268 return; 269 } 270 271 /* get the common interface */ 272 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 273 &sc->sc_iface); 274 if (err) { 275 printf("%s: failed to get interface, err=%s\n", 276 devname, usbd_errstr(err)); 277 sc->sc_dying = 1; 278 return; 279 } 280 281 id = usbd_get_interface_descriptor(sc->sc_iface); 282 sc->sc_iface_number = id->bInterfaceNumber; 283 284 /* Find endpoints */ 285 for (i = 0; i < id->bNumEndpoints; i++) { 286 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 287 if (ed == NULL) { 288 printf("%s: no endpoint descriptor for %d\n", 289 USBDEVNAME(sc->sc_dev), i); 290 sc->sc_dying = 1; 291 return; 292 } 293 294 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 295 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 296 uca.bulkin = ed->bEndpointAddress; 297 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 298 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 299 uca.bulkout = ed->bEndpointAddress; 300 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 301 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 302 sc->sc_intr_number = ed->bEndpointAddress; 303 sc->sc_isize = UGETW(ed->wMaxPacketSize); 304 } 305 } 306 307 if (uca.bulkin == -1) { 308 printf("%s: Could not find data bulk in\n", 309 USBDEVNAME(sc->sc_dev)); 310 sc->sc_dying = 1; 311 return; 312 } 313 if (uca.bulkout == -1) { 314 printf("%s: Could not find data bulk out\n", 315 USBDEVNAME(sc->sc_dev)); 316 sc->sc_dying = 1; 317 return; 318 } 319 if (sc->sc_intr_number == -1) { 320 printf("%s: Could not find interrupt in\n", 321 USBDEVNAME(sc->sc_dev)); 322 sc->sc_dying = 1; 323 return; 324 } 325 326 sc->sc_dtr = sc->sc_rts = 0; 327 sc->sc_lcr = UVSCOM_LINE_INIT; 328 329 uca.portno = UCOM_UNK_PORTNO; 330 /* bulkin, bulkout set above */ 331 uca.ibufsize = UVSCOMIBUFSIZE; 332 uca.obufsize = UVSCOMOBUFSIZE; 333 uca.ibufsizepad = UVSCOMIBUFSIZE; 334 uca.opkthdrlen = 0; 335 uca.device = dev; 336 uca.iface = sc->sc_iface; 337 uca.methods = &uvscom_methods; 338 uca.arg = sc; 339 uca.info = NULL; 340 341 err = uvscom_reset(sc); 342 343 if (err) { 344 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 345 usbd_errstr(err)); 346 sc->sc_dying = 1; 347 return; 348 } 349 350 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 351 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 352 353 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 354 USBDEV(sc->sc_dev)); 355 356 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 357 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 358 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 359} 360 361int 362uvscom_detach(struct device *self, int flags) 363{ 364 struct uvscom_softc *sc = (struct uvscom_softc *)self; 365 int rv = 0; 366 367 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 368 369 sc->sc_dying = 1; 370 371 if (sc->sc_intr_pipe != NULL) { 372 usbd_abort_pipe(sc->sc_intr_pipe); 373 usbd_close_pipe(sc->sc_intr_pipe); 374 free(sc->sc_intr_buf, M_USBDEV); 375 sc->sc_intr_pipe = NULL; 376 } 377 378 sc->sc_dying = 1; 379 if (sc->sc_subdev != NULL) { 380 rv = config_detach(sc->sc_subdev, flags); 381 sc->sc_subdev = NULL; 382 } 383 384 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 385 USBDEV(sc->sc_dev)); 386 387 return (rv); 388} 389 390int 391uvscom_activate(device_ptr_t self, enum devact act) 392{ 393 struct uvscom_softc *sc = (struct uvscom_softc *)self; 394 int rv = 0; 395 396 switch (act) { 397 case DVACT_ACTIVATE: 398 break; 399 400 case DVACT_DEACTIVATE: 401 if (sc->sc_subdev != NULL) 402 rv = config_deactivate(sc->sc_subdev); 403 sc->sc_dying = 1; 404 break; 405 } 406 return (rv); 407} 408 409usbd_status 410uvscom_readstat(struct uvscom_softc *sc) 411{ 412 usb_device_request_t req; 413 usbd_status err; 414 uint16_t r; 415 416 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); 417 418 req.bmRequestType = UT_READ_VENDOR_DEVICE; 419 req.bRequest = UVSCOM_READ_STATUS; 420 USETW(req.wValue, 0); 421 USETW(req.wIndex, 0); 422 USETW(req.wLength, 2); 423 424 err = usbd_do_request(sc->sc_udev, &req, &r); 425 if (err) { 426 printf("%s: uvscom_readstat: %s\n", 427 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 428 return (err); 429 } 430 431 DPRINTF(("%s: uvscom_readstat: r = %d\n", 432 USBDEVNAME(sc->sc_dev), r)); 433 434 return (USBD_NORMAL_COMPLETION); 435} 436 437usbd_status 438uvscom_shutdown(struct uvscom_softc *sc) 439{ 440 usb_device_request_t req; 441 usbd_status err; 442 443 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); 444 445 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 446 req.bRequest = UVSCOM_SHUTDOWN; 447 USETW(req.wValue, 0); 448 USETW(req.wIndex, 0); 449 USETW(req.wLength, 0); 450 451 err = usbd_do_request(sc->sc_udev, &req, NULL); 452 if (err) { 453 printf("%s: uvscom_shutdown: %s\n", 454 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 455 return (err); 456 } 457 458 return (USBD_NORMAL_COMPLETION); 459} 460 461usbd_status 462uvscom_reset(struct uvscom_softc *sc) 463{ 464 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 465 466 return (USBD_NORMAL_COMPLETION); 467} 468 469usbd_status 470uvscom_set_crtscts(struct uvscom_softc *sc) 471{ 472 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); 473 474 return (USBD_NORMAL_COMPLETION); 475} 476 477usbd_status 478uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 479{ 480 usb_device_request_t req; 481 usbd_status err; 482 483 DPRINTF(("%s: uvscom_set_line: %04x\n", 484 USBDEVNAME(sc->sc_dev), line)); 485 486 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 487 req.bRequest = UVSCOM_LINE_CTL; 488 USETW(req.wValue, line); 489 USETW(req.wIndex, 0); 490 USETW(req.wLength, 0); 491 492 err = usbd_do_request(sc->sc_udev, &req, NULL); 493 if (err) { 494 printf("%s: uvscom_set_line: %s\n", 495 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 496 return (err); 497 } 498 499 return (USBD_NORMAL_COMPLETION); 500} 501 502usbd_status 503uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 504{ 505 usb_device_request_t req; 506 usbd_status err; 507 508 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 509 USBDEVNAME(sc->sc_dev), lsp, ls)); 510 511 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 512 req.bRequest = UVSCOM_SET_SPEED; 513 USETW(req.wValue, lsp); 514 USETW(req.wIndex, 0); 515 USETW(req.wLength, 0); 516 517 err = usbd_do_request(sc->sc_udev, &req, NULL); 518 if (err) { 519 printf("%s: uvscom_set_line_coding: %s\n", 520 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 521 return (err); 522 } 523 524 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 525 req.bRequest = UVSCOM_SET_PARAM; 526 USETW(req.wValue, ls); 527 USETW(req.wIndex, 0); 528 USETW(req.wLength, 0); 529 530 err = usbd_do_request(sc->sc_udev, &req, NULL); 531 if (err) { 532 printf("%s: uvscom_set_line_coding: %s\n", 533 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 534 return (err); 535 } 536 537 return (USBD_NORMAL_COMPLETION); 538} 539 540void 541uvscom_dtr(struct uvscom_softc *sc, int onoff) 542{ 543 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 544 USBDEVNAME(sc->sc_dev), onoff)); 545 546 if (sc->sc_dtr == onoff) 547 return; /* no change */ 548 549 sc->sc_dtr = onoff; 550 551 if (onoff) 552 SET(sc->sc_lcr, UVSCOM_DTR); 553 else 554 CLR(sc->sc_lcr, UVSCOM_DTR); 555 556 uvscom_set_line(sc, sc->sc_lcr); 557} 558 559void 560uvscom_rts(struct uvscom_softc *sc, int onoff) 561{ 562 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 563 USBDEVNAME(sc->sc_dev), onoff)); 564 565 if (sc->sc_rts == onoff) 566 return; /* no change */ 567 568 sc->sc_rts = onoff; 569 570 if (onoff) 571 SET(sc->sc_lcr, UVSCOM_RTS); 572 else 573 CLR(sc->sc_lcr, UVSCOM_RTS); 574 575 uvscom_set_line(sc, sc->sc_lcr); 576} 577 578void 579uvscom_break(struct uvscom_softc *sc, int onoff) 580{ 581 DPRINTF(("%s: uvscom_break: onoff = %d\n", 582 USBDEVNAME(sc->sc_dev), onoff)); 583 584 if (onoff) 585 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 586} 587 588void 589uvscom_set(void *addr, int portno, int reg, int onoff) 590{ 591 struct uvscom_softc *sc = addr; 592 593 switch (reg) { 594 case UCOM_SET_DTR: 595 uvscom_dtr(sc, onoff); 596 break; 597 case UCOM_SET_RTS: 598 uvscom_rts(sc, onoff); 599 break; 600 case UCOM_SET_BREAK: 601 uvscom_break(sc, onoff); 602 break; 603 default: 604 break; 605 } 606} 607 608int 609uvscom_param(void *addr, int portno, struct termios *t) 610{ 611 struct uvscom_softc *sc = addr; 612 usbd_status err; 613 uint16_t lsp; 614 uint16_t ls; 615 616 DPRINTF(("%s: uvscom_param: sc = %p\n", 617 USBDEVNAME(sc->sc_dev), sc)); 618 619 ls = 0; 620 621 switch (t->c_ospeed) { 622 case B150: 623 lsp = UVSCOM_SPEED_150BPS; 624 break; 625 case B300: 626 lsp = UVSCOM_SPEED_300BPS; 627 break; 628 case B600: 629 lsp = UVSCOM_SPEED_600BPS; 630 break; 631 case B1200: 632 lsp = UVSCOM_SPEED_1200BPS; 633 break; 634 case B2400: 635 lsp = UVSCOM_SPEED_2400BPS; 636 break; 637 case B4800: 638 lsp = UVSCOM_SPEED_4800BPS; 639 break; 640 case B9600: 641 lsp = UVSCOM_SPEED_9600BPS; 642 break; 643 case B19200: 644 lsp = UVSCOM_SPEED_19200BPS; 645 break; 646 case B38400: 647 lsp = UVSCOM_SPEED_38400BPS; 648 break; 649 case B57600: 650 lsp = UVSCOM_SPEED_57600BPS; 651 break; 652 case B115200: 653 lsp = UVSCOM_SPEED_115200BPS; 654 break; 655 default: 656 return (EIO); 657 } 658 659 if (ISSET(t->c_cflag, CSTOPB)) 660 SET(ls, UVSCOM_STOP_BIT_2); 661 else 662 SET(ls, UVSCOM_STOP_BIT_1); 663 664 if (ISSET(t->c_cflag, PARENB)) { 665 if (ISSET(t->c_cflag, PARODD)) 666 SET(ls, UVSCOM_PARITY_ODD); 667 else 668 SET(ls, UVSCOM_PARITY_EVEN); 669 } else 670 SET(ls, UVSCOM_PARITY_NONE); 671 672 switch (ISSET(t->c_cflag, CSIZE)) { 673 case CS5: 674 SET(ls, UVSCOM_DATA_BIT_5); 675 break; 676 case CS6: 677 SET(ls, UVSCOM_DATA_BIT_6); 678 break; 679 case CS7: 680 SET(ls, UVSCOM_DATA_BIT_7); 681 break; 682 case CS8: 683 SET(ls, UVSCOM_DATA_BIT_8); 684 break; 685 default: 686 return (EIO); 687 } 688 689 err = uvscom_set_line_coding(sc, lsp, ls); 690 if (err) 691 return (EIO); 692 693 if (ISSET(t->c_cflag, CRTSCTS)) { 694 err = uvscom_set_crtscts(sc); 695 if (err) 696 return (EIO); 697 } 698 699 return (0); 700} 701 702int 703uvscom_open(void *addr, int portno) 704{ 705 struct uvscom_softc *sc = addr; 706 int err; 707 int i; 708 709 if (sc->sc_dying) 710 return (EIO); 711 712 DPRINTF(("uvscom_open: sc = %p\n", sc)); 713 714 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 715 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 716 717 sc->sc_usr = 0; /* clear unit status */ 718 719 err = uvscom_readstat(sc); 720 if (err) { 721 DPRINTF(("%s: uvscom_open: readstat faild\n", 722 USBDEVNAME(sc->sc_dev))); 723 return (EIO); 724 } 725 726 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 727 err = usbd_open_pipe_intr(sc->sc_iface, 728 sc->sc_intr_number, 729 USBD_SHORT_XFER_OK, 730 &sc->sc_intr_pipe, 731 sc, 732 sc->sc_intr_buf, 733 sc->sc_isize, 734 uvscom_intr, 735 UVSCOM_INTR_INTERVAL); 736 if (err) { 737 printf("%s: cannot open interrupt pipe (addr %d)\n", 738 USBDEVNAME(sc->sc_dev), 739 sc->sc_intr_number); 740 return (EIO); 741 } 742 } else { 743 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 744 } 745 746 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 747 /* unit is not ready */ 748 749 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 750 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 751 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 752 break; 753 } 754 if (i == 0) { 755 DPRINTF(("%s: unit is not ready\n", 756 USBDEVNAME(sc->sc_dev))); 757 return (EIO); 758 } 759 760 /* check PC card was inserted */ 761 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 762 DPRINTF(("%s: no card\n", 763 USBDEVNAME(sc->sc_dev))); 764 return (EIO); 765 } 766 } 767 768 return (0); 769} 770 771void 772uvscom_close(void *addr, int portno) 773{ 774 struct uvscom_softc *sc = addr; 775 int err; 776 777 if (sc->sc_dying) 778 return; 779 780 DPRINTF(("uvscom_close: close\n")); 781 782 uvscom_shutdown(sc); 783 784 if (sc->sc_intr_pipe != NULL) { 785 err = usbd_abort_pipe(sc->sc_intr_pipe); 786 if (err) 787 printf("%s: abort interrupt pipe failed: %s\n", 788 USBDEVNAME(sc->sc_dev), 789 usbd_errstr(err)); 790 err = usbd_close_pipe(sc->sc_intr_pipe); 791 if (err) 792 printf("%s: close interrupt pipe failed: %s\n", 793 USBDEVNAME(sc->sc_dev), 794 usbd_errstr(err)); 795 free(sc->sc_intr_buf, M_USBDEV); 796 sc->sc_intr_pipe = NULL; 797 } 798} 799 800void 801uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 802{ 803 struct uvscom_softc *sc = priv; 804 u_char *buf = sc->sc_intr_buf; 805 u_char pstatus; 806 807 if (sc->sc_dying) 808 return; 809 810 if (status != USBD_NORMAL_COMPLETION) { 811 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 812 return; 813 814 printf("%s: uvscom_intr: abnormal status: %s\n", 815 USBDEVNAME(sc->sc_dev), 816 usbd_errstr(status)); 817 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 818 return; 819 } 820 821 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 822 USBDEVNAME(sc->sc_dev), buf[0], buf[1])); 823 824 sc->sc_lsr = sc->sc_msr = 0; 825 sc->sc_usr = buf[1]; 826 827 pstatus = buf[0]; 828 if (ISSET(pstatus, UVSCOM_TXRDY)) 829 SET(sc->sc_lsr, ULSR_TXRDY); 830 if (ISSET(pstatus, UVSCOM_RXRDY)) 831 SET(sc->sc_lsr, ULSR_RXRDY); 832 833 pstatus = buf[1]; 834 if (ISSET(pstatus, UVSCOM_CTS)) 835 SET(sc->sc_msr, UMSR_CTS); 836 if (ISSET(pstatus, UVSCOM_DSR)) 837 SET(sc->sc_msr, UMSR_DSR); 838 if (ISSET(pstatus, UVSCOM_DCD)) 839 SET(sc->sc_msr, UMSR_DCD); 840 841 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 842} 843 844void 845uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 846{ 847 struct uvscom_softc *sc = addr; 848 849 if (lsr != NULL) 850 *lsr = sc->sc_lsr; 851 if (msr != NULL) 852 *msr = sc->sc_msr; 853} 854