uvscom.c revision 1.2
1/* $OpenBSD: uvscom.c,v 1.2 2003/05/07 04:33:33 deraadt Exp $ */ 2/* $NetBSD: uvscom.c,v 1.7 2002/09/23 05:51:23 simonb 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 73static int uvscomdebug = 1; 74 75#if defined(__FreeBSD__) 76#include <sys/sysctl.h> 77 78SYSCTL_DECL(_debug_usb); 79SYSCTL_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 159struct 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 191Static usbd_status uvscom_readstat(struct uvscom_softc *); 192Static usbd_status uvscom_shutdown(struct uvscom_softc *); 193Static usbd_status uvscom_reset(struct uvscom_softc *); 194Static usbd_status uvscom_set_line_coding(struct uvscom_softc *, 195 uint16_t, uint16_t); 196Static usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 197Static usbd_status uvscom_set_crtscts(struct uvscom_softc *); 198Static void uvscom_get_status(void *, int, u_char *, u_char *); 199Static void uvscom_dtr(struct uvscom_softc *, int); 200Static void uvscom_rts(struct uvscom_softc *, int); 201Static void uvscom_break(struct uvscom_softc *, int); 202 203Static void uvscom_set(void *, int, int, int); 204Static void uvscom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 205Static int uvscom_param(void *, int, struct termios *); 206Static int uvscom_open(void *, int); 207Static void uvscom_close(void *, int); 208 209struct 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 220static const struct usb_devno uvscom_devs [] = { 221 /* SUNTAC U-Cable type P1 */ 222 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 223 /* SUNTAC Slipper U */ 224 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 225}; 226#define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) 227 228USB_DECLARE_DRIVER(uvscom); 229 230#ifdef __FreeBSD__ 231Static device_probe_t uvscom_match; 232Static device_attach_t uvscom_attach; 233Static device_detach_t uvscom_detach; 234 235Static device_method_t uvscom_methods[] = { 236 /* Device interface */ 237 DEVMETHOD(device_probe, uvscom_match), 238 DEVMETHOD(device_attach, uvscom_attach), 239 DEVMETHOD(device_detach, uvscom_detach), 240 { 0, 0 } 241}; 242 243Static driver_t uvscom_driver = { 244 "usio", 245 uvscom_methods, 246 sizeof (struct uvscom_softc) 247}; 248 249DRIVER_MODULE(uvscom, uhub, uvscom_driver, ucom_devclass, usbd_driver_load, 0); 250MODULE_DEPEND(uvscom, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER); 251MODULE_VERSION(uvscom, UVSCOM_MODVER); 252#endif 253 254USB_MATCH(uvscom) 255{ 256 USB_MATCH_START(uvscom, uaa); 257 258 if (uaa->iface != NULL) 259 return (UMATCH_NONE); 260 261 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? 262 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 263} 264 265USB_ATTACH(uvscom) 266{ 267 USB_ATTACH_START(uvscom, sc, uaa); 268 usbd_device_handle dev = uaa->device; 269 usb_config_descriptor_t *cdesc; 270 usb_interface_descriptor_t *id; 271 usb_endpoint_descriptor_t *ed; 272 char devinfo[1024]; 273 const char *devname = USBDEVNAME(sc->sc_dev); 274 usbd_status err; 275 int i; 276 struct ucom_attach_args uca; 277 278 usbd_devinfo(dev, 0, devinfo, sizeof devinfo); 279 USB_ATTACH_SETUP; 280 printf("%s: %s\n", devname, devinfo); 281 282 sc->sc_udev = dev; 283 284 DPRINTF(("uvscom attach: sc = %p\n", sc)); 285 286 /* initialize endpoints */ 287 uca.bulkin = uca.bulkout = -1; 288 sc->sc_intr_number = -1; 289 sc->sc_intr_pipe = NULL; 290 291 /* Move the device into the configured state. */ 292 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 293 if (err) { 294 printf("%s: failed to set configuration, err=%s\n", 295 devname, usbd_errstr(err)); 296 sc->sc_dying = 1; 297 USB_ATTACH_ERROR_RETURN; 298 } 299 300 /* get the config descriptor */ 301 cdesc = usbd_get_config_descriptor(sc->sc_udev); 302 303 if (cdesc == NULL) { 304 printf("%s: failed to get configuration descriptor\n", 305 USBDEVNAME(sc->sc_dev)); 306 sc->sc_dying = 1; 307 USB_ATTACH_ERROR_RETURN; 308 } 309 310 /* get the common interface */ 311 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 312 &sc->sc_iface); 313 if (err) { 314 printf("%s: failed to get interface, err=%s\n", 315 devname, usbd_errstr(err)); 316 sc->sc_dying = 1; 317 USB_ATTACH_ERROR_RETURN; 318 } 319 320 id = usbd_get_interface_descriptor(sc->sc_iface); 321 sc->sc_iface_number = id->bInterfaceNumber; 322 323 /* Find endpoints */ 324 for (i = 0; i < id->bNumEndpoints; i++) { 325 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 326 if (ed == NULL) { 327 printf("%s: no endpoint descriptor for %d\n", 328 USBDEVNAME(sc->sc_dev), i); 329 sc->sc_dying = 1; 330 USB_ATTACH_ERROR_RETURN; 331 } 332 333 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 334 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 335 uca.bulkin = ed->bEndpointAddress; 336 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 337 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 338 uca.bulkout = ed->bEndpointAddress; 339 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 340 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 341 sc->sc_intr_number = ed->bEndpointAddress; 342 sc->sc_isize = UGETW(ed->wMaxPacketSize); 343 } 344 } 345 346 if (uca.bulkin == -1) { 347 printf("%s: Could not find data bulk in\n", 348 USBDEVNAME(sc->sc_dev)); 349 sc->sc_dying = 1; 350 USB_ATTACH_ERROR_RETURN; 351 } 352 if (uca.bulkout == -1) { 353 printf("%s: Could not find data bulk out\n", 354 USBDEVNAME(sc->sc_dev)); 355 sc->sc_dying = 1; 356 USB_ATTACH_ERROR_RETURN; 357 } 358 if (sc->sc_intr_number == -1) { 359 printf("%s: Could not find interrupt in\n", 360 USBDEVNAME(sc->sc_dev)); 361 sc->sc_dying = 1; 362 USB_ATTACH_ERROR_RETURN; 363 } 364 365 sc->sc_dtr = sc->sc_rts = 0; 366 sc->sc_lcr = UVSCOM_LINE_INIT; 367 368 uca.portno = UCOM_UNK_PORTNO; 369 /* bulkin, bulkout set above */ 370 uca.ibufsize = UVSCOMIBUFSIZE; 371 uca.obufsize = UVSCOMOBUFSIZE; 372 uca.ibufsizepad = UVSCOMIBUFSIZE; 373 uca.opkthdrlen = 0; 374 uca.device = dev; 375 uca.iface = sc->sc_iface; 376 uca.methods = &uvscom_methods; 377 uca.arg = sc; 378 uca.info = NULL; 379 380 err = uvscom_reset(sc); 381 382 if (err) { 383 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 384 usbd_errstr(err)); 385 sc->sc_dying = 1; 386 USB_ATTACH_ERROR_RETURN; 387 } 388 389 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 390 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 391 392 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 393 USBDEV(sc->sc_dev)); 394 395 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 396 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 397 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 398 399 USB_ATTACH_SUCCESS_RETURN; 400} 401 402USB_DETACH(uvscom) 403{ 404 USB_DETACH_START(uvscom, sc); 405 int rv = 0; 406 407 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 408 409 sc->sc_dying = 1; 410 411 if (sc->sc_intr_pipe != NULL) { 412 usbd_abort_pipe(sc->sc_intr_pipe); 413 usbd_close_pipe(sc->sc_intr_pipe); 414 free(sc->sc_intr_buf, M_USBDEV); 415 sc->sc_intr_pipe = NULL; 416 } 417 418 sc->sc_dying = 1; 419 if (sc->sc_subdev != NULL) { 420 rv = config_detach(sc->sc_subdev, flags); 421 sc->sc_subdev = NULL; 422 } 423 424 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 425 USBDEV(sc->sc_dev)); 426 427 return (rv); 428} 429 430int 431uvscom_activate(device_ptr_t self, enum devact act) 432{ 433 struct uvscom_softc *sc = (struct uvscom_softc *)self; 434 int rv = 0; 435 436 switch (act) { 437 case DVACT_ACTIVATE: 438 return (EOPNOTSUPP); 439 440 case DVACT_DEACTIVATE: 441 if (sc->sc_subdev != NULL) 442 rv = config_deactivate(sc->sc_subdev); 443 sc->sc_dying = 1; 444 break; 445 } 446 return (rv); 447} 448 449Static usbd_status 450uvscom_readstat(struct uvscom_softc *sc) 451{ 452 usb_device_request_t req; 453 usbd_status err; 454 uint16_t r; 455 456 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); 457 458 req.bmRequestType = UT_READ_VENDOR_DEVICE; 459 req.bRequest = UVSCOM_READ_STATUS; 460 USETW(req.wValue, 0); 461 USETW(req.wIndex, 0); 462 USETW(req.wLength, 2); 463 464 err = usbd_do_request(sc->sc_udev, &req, &r); 465 if (err) { 466 printf("%s: uvscom_readstat: %s\n", 467 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 468 return (err); 469 } 470 471 DPRINTF(("%s: uvscom_readstat: r = %d\n", 472 USBDEVNAME(sc->sc_dev), r)); 473 474 return (USBD_NORMAL_COMPLETION); 475} 476 477Static usbd_status 478uvscom_shutdown(struct uvscom_softc *sc) 479{ 480 usb_device_request_t req; 481 usbd_status err; 482 483 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); 484 485 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 486 req.bRequest = UVSCOM_SHUTDOWN; 487 USETW(req.wValue, 0); 488 USETW(req.wIndex, 0); 489 USETW(req.wLength, 0); 490 491 err = usbd_do_request(sc->sc_udev, &req, NULL); 492 if (err) { 493 printf("%s: uvscom_shutdown: %s\n", 494 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 495 return (err); 496 } 497 498 return (USBD_NORMAL_COMPLETION); 499} 500 501Static usbd_status 502uvscom_reset(struct uvscom_softc *sc) 503{ 504 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 505 506 return (USBD_NORMAL_COMPLETION); 507} 508 509Static usbd_status 510uvscom_set_crtscts(struct uvscom_softc *sc) 511{ 512 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); 513 514 return (USBD_NORMAL_COMPLETION); 515} 516 517Static usbd_status 518uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 519{ 520 usb_device_request_t req; 521 usbd_status err; 522 523 DPRINTF(("%s: uvscom_set_line: %04x\n", 524 USBDEVNAME(sc->sc_dev), line)); 525 526 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 527 req.bRequest = UVSCOM_LINE_CTL; 528 USETW(req.wValue, line); 529 USETW(req.wIndex, 0); 530 USETW(req.wLength, 0); 531 532 err = usbd_do_request(sc->sc_udev, &req, NULL); 533 if (err) { 534 printf("%s: uvscom_set_line: %s\n", 535 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 536 return (err); 537 } 538 539 return (USBD_NORMAL_COMPLETION); 540} 541 542Static usbd_status 543uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 544{ 545 usb_device_request_t req; 546 usbd_status err; 547 548 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 549 USBDEVNAME(sc->sc_dev), lsp, ls)); 550 551 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 552 req.bRequest = UVSCOM_SET_SPEED; 553 USETW(req.wValue, lsp); 554 USETW(req.wIndex, 0); 555 USETW(req.wLength, 0); 556 557 err = usbd_do_request(sc->sc_udev, &req, NULL); 558 if (err) { 559 printf("%s: uvscom_set_line_coding: %s\n", 560 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 561 return (err); 562 } 563 564 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 565 req.bRequest = UVSCOM_SET_PARAM; 566 USETW(req.wValue, ls); 567 USETW(req.wIndex, 0); 568 USETW(req.wLength, 0); 569 570 err = usbd_do_request(sc->sc_udev, &req, NULL); 571 if (err) { 572 printf("%s: uvscom_set_line_coding: %s\n", 573 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 574 return (err); 575 } 576 577 return (USBD_NORMAL_COMPLETION); 578} 579 580Static void 581uvscom_dtr(struct uvscom_softc *sc, int onoff) 582{ 583 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 584 USBDEVNAME(sc->sc_dev), onoff)); 585 586 if (sc->sc_dtr == onoff) 587 return; /* no change */ 588 589 sc->sc_dtr = onoff; 590 591 if (onoff) 592 SET(sc->sc_lcr, UVSCOM_DTR); 593 else 594 CLR(sc->sc_lcr, UVSCOM_DTR); 595 596 uvscom_set_line(sc, sc->sc_lcr); 597} 598 599Static void 600uvscom_rts(struct uvscom_softc *sc, int onoff) 601{ 602 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 603 USBDEVNAME(sc->sc_dev), onoff)); 604 605 if (sc->sc_rts == onoff) 606 return; /* no change */ 607 608 sc->sc_rts = onoff; 609 610 if (onoff) 611 SET(sc->sc_lcr, UVSCOM_RTS); 612 else 613 CLR(sc->sc_lcr, UVSCOM_RTS); 614 615 uvscom_set_line(sc, sc->sc_lcr); 616} 617 618Static void 619uvscom_break(struct uvscom_softc *sc, int onoff) 620{ 621 DPRINTF(("%s: uvscom_break: onoff = %d\n", 622 USBDEVNAME(sc->sc_dev), onoff)); 623 624 if (onoff) 625 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 626} 627 628Static void 629uvscom_set(void *addr, int portno, int reg, int onoff) 630{ 631 struct uvscom_softc *sc = addr; 632 633 switch (reg) { 634 case UCOM_SET_DTR: 635 uvscom_dtr(sc, onoff); 636 break; 637 case UCOM_SET_RTS: 638 uvscom_rts(sc, onoff); 639 break; 640 case UCOM_SET_BREAK: 641 uvscom_break(sc, onoff); 642 break; 643 default: 644 break; 645 } 646} 647 648Static int 649uvscom_param(void *addr, int portno, struct termios *t) 650{ 651 struct uvscom_softc *sc = addr; 652 usbd_status err; 653 uint16_t lsp; 654 uint16_t ls; 655 656 DPRINTF(("%s: uvscom_param: sc = %p\n", 657 USBDEVNAME(sc->sc_dev), sc)); 658 659 ls = 0; 660 661 switch (t->c_ospeed) { 662 case B150: 663 lsp = UVSCOM_SPEED_150BPS; 664 break; 665 case B300: 666 lsp = UVSCOM_SPEED_300BPS; 667 break; 668 case B600: 669 lsp = UVSCOM_SPEED_600BPS; 670 break; 671 case B1200: 672 lsp = UVSCOM_SPEED_1200BPS; 673 break; 674 case B2400: 675 lsp = UVSCOM_SPEED_2400BPS; 676 break; 677 case B4800: 678 lsp = UVSCOM_SPEED_4800BPS; 679 break; 680 case B9600: 681 lsp = UVSCOM_SPEED_9600BPS; 682 break; 683 case B19200: 684 lsp = UVSCOM_SPEED_19200BPS; 685 break; 686 case B38400: 687 lsp = UVSCOM_SPEED_38400BPS; 688 break; 689 case B57600: 690 lsp = UVSCOM_SPEED_57600BPS; 691 break; 692 case B115200: 693 lsp = UVSCOM_SPEED_115200BPS; 694 break; 695 default: 696 return (EIO); 697 } 698 699 if (ISSET(t->c_cflag, CSTOPB)) 700 SET(ls, UVSCOM_STOP_BIT_2); 701 else 702 SET(ls, UVSCOM_STOP_BIT_1); 703 704 if (ISSET(t->c_cflag, PARENB)) { 705 if (ISSET(t->c_cflag, PARODD)) 706 SET(ls, UVSCOM_PARITY_ODD); 707 else 708 SET(ls, UVSCOM_PARITY_EVEN); 709 } else 710 SET(ls, UVSCOM_PARITY_NONE); 711 712 switch (ISSET(t->c_cflag, CSIZE)) { 713 case CS5: 714 SET(ls, UVSCOM_DATA_BIT_5); 715 break; 716 case CS6: 717 SET(ls, UVSCOM_DATA_BIT_6); 718 break; 719 case CS7: 720 SET(ls, UVSCOM_DATA_BIT_7); 721 break; 722 case CS8: 723 SET(ls, UVSCOM_DATA_BIT_8); 724 break; 725 default: 726 return (EIO); 727 } 728 729 err = uvscom_set_line_coding(sc, lsp, ls); 730 if (err) 731 return (EIO); 732 733 if (ISSET(t->c_cflag, CRTSCTS)) { 734 err = uvscom_set_crtscts(sc); 735 if (err) 736 return (EIO); 737 } 738 739 return (0); 740} 741 742Static int 743uvscom_open(void *addr, int portno) 744{ 745 struct uvscom_softc *sc = addr; 746 int err; 747 int i; 748 749 if (sc->sc_dying) 750 return (EIO); 751 752 DPRINTF(("uvscom_open: sc = %p\n", sc)); 753 754 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 755 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 756 757 sc->sc_usr = 0; /* clear unit status */ 758 759 err = uvscom_readstat(sc); 760 if (err) { 761 DPRINTF(("%s: uvscom_open: readstat faild\n", 762 USBDEVNAME(sc->sc_dev))); 763 return (EIO); 764 } 765 766 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 767 err = usbd_open_pipe_intr(sc->sc_iface, 768 sc->sc_intr_number, 769 USBD_SHORT_XFER_OK, 770 &sc->sc_intr_pipe, 771 sc, 772 sc->sc_intr_buf, 773 sc->sc_isize, 774 uvscom_intr, 775 UVSCOM_INTR_INTERVAL); 776 if (err) { 777 printf("%s: cannot open interrupt pipe (addr %d)\n", 778 USBDEVNAME(sc->sc_dev), 779 sc->sc_intr_number); 780 return (EIO); 781 } 782 } else { 783 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 784 } 785 786 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 787 /* unit is not ready */ 788 789 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 790 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 791 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 792 break; 793 } 794 if (i == 0) { 795 DPRINTF(("%s: unit is not ready\n", 796 USBDEVNAME(sc->sc_dev))); 797 return (EIO); 798 } 799 800 /* check PC card was inserted */ 801 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 802 DPRINTF(("%s: no card\n", 803 USBDEVNAME(sc->sc_dev))); 804 return (EIO); 805 } 806 } 807 808 return (0); 809} 810 811Static void 812uvscom_close(void *addr, int portno) 813{ 814 struct uvscom_softc *sc = addr; 815 int err; 816 817 if (sc->sc_dying) 818 return; 819 820 DPRINTF(("uvscom_close: close\n")); 821 822 uvscom_shutdown(sc); 823 824 if (sc->sc_intr_pipe != NULL) { 825 err = usbd_abort_pipe(sc->sc_intr_pipe); 826 if (err) 827 printf("%s: abort interrupt pipe failed: %s\n", 828 USBDEVNAME(sc->sc_dev), 829 usbd_errstr(err)); 830 err = usbd_close_pipe(sc->sc_intr_pipe); 831 if (err) 832 printf("%s: close interrupt pipe failed: %s\n", 833 USBDEVNAME(sc->sc_dev), 834 usbd_errstr(err)); 835 free(sc->sc_intr_buf, M_USBDEV); 836 sc->sc_intr_pipe = NULL; 837 } 838} 839 840Static void 841uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 842{ 843 struct uvscom_softc *sc = priv; 844 u_char *buf = sc->sc_intr_buf; 845 u_char pstatus; 846 847 if (sc->sc_dying) 848 return; 849 850 if (status != USBD_NORMAL_COMPLETION) { 851 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 852 return; 853 854 printf("%s: uvscom_intr: abnormal status: %s\n", 855 USBDEVNAME(sc->sc_dev), 856 usbd_errstr(status)); 857 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 858 return; 859 } 860 861 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 862 USBDEVNAME(sc->sc_dev), buf[0], buf[1])); 863 864 sc->sc_lsr = sc->sc_msr = 0; 865 sc->sc_usr = buf[1]; 866 867 pstatus = buf[0]; 868 if (ISSET(pstatus, UVSCOM_TXRDY)) 869 SET(sc->sc_lsr, ULSR_TXRDY); 870 if (ISSET(pstatus, UVSCOM_RXRDY)) 871 SET(sc->sc_lsr, ULSR_RXRDY); 872 873 pstatus = buf[1]; 874 if (ISSET(pstatus, UVSCOM_CTS)) 875 SET(sc->sc_msr, UMSR_CTS); 876 if (ISSET(pstatus, UVSCOM_DSR)) 877 SET(sc->sc_msr, UMSR_DSR); 878 if (ISSET(pstatus, UVSCOM_DCD)) 879 SET(sc->sc_msr, UMSR_DCD); 880 881 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 882} 883 884Static void 885uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 886{ 887 struct uvscom_softc *sc = addr; 888 889 if (lsr != NULL) 890 *lsr = sc->sc_lsr; 891 if (msr != NULL) 892 *msr = sc->sc_msr; 893} 894 895