1 /* $NetBSD: uvscom.c,v 1.13 2004/09/13 12:55:49 drochner Exp $ */ 2 /*- 3 * Copyright (c) 2001-2002, Shunsuke Akiyama <akiyama@jp.FreeBSD.org>. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD: src/sys/dev/usb/uvscom.c,v 1.1 2002/03/18 18:23:39 joe Exp $ 28 */ 29 30 /* 31 * uvscom: SUNTAC Slipper U VS-10U driver. 32 * Slipper U is a PC card to USB converter for data communication card 33 * adapter. It supports DDI Pocket's Air H" C@rd, C@rd H" 64, NTT's P-in, 34 * P-in m@ater and various data communication card adapters. 35 */ 36 37 #include <sys/cdefs.h> 38 __KERNEL_RCSID(0, "$NetBSD: uvscom.c,v 1.13 2004/09/13 12:55:49 drochner Exp $"); 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/kernel.h> 43 #include <sys/malloc.h> 44 #include <sys/fcntl.h> 45 #include <sys/conf.h> 46 #include <sys/tty.h> 47 #include <sys/file.h> 48 #if defined(__FreeBSD__) 49 #include <sys/bus.h> 50 #include <sys/ioccom.h> 51 #if __FreeBSD_version >= 500014 52 #include <sys/selinfo.h> 53 #else 54 #include <sys/select.h> 55 #endif 56 #else 57 #include <sys/ioctl.h> 58 #include <sys/device.h> 59 #endif 60 #include <sys/proc.h> 61 #include <sys/poll.h> 62 63 #include <dev/usb/usb.h> 64 #include <dev/usb/usbcdc.h> 65 66 #include <dev/usb/usbdi.h> 67 #include <dev/usb/usbdi_util.h> 68 #include <dev/usb/usbdevs.h> 69 #include <dev/usb/usb_quirks.h> 70 71 #include <dev/usb/ucomvar.h> 72 73 #ifdef UVSCOM_DEBUG 74 static int uvscomdebug = 1; 75 76 #if defined(__FreeBSD__) 77 #include <sys/sysctl.h> 78 79 SYSCTL_DECL(_debug_usb); 80 SYSCTL_INT(_debug_usb, OID_AUTO, uvscom, CTLFLAG_RW, 81 &uvscomdebug, 0, "uvscom debug level"); 82 83 #endif 84 85 #define DPRINTFN(n, x) do { \ 86 if (uvscomdebug > (n)) \ 87 logprintf x; \ 88 } while (0) 89 #else 90 #define DPRINTFN(n, x) 91 #endif 92 #define DPRINTF(x) DPRINTFN(0, x) 93 94 #if defined(__FreeBSD__) 95 #define UVSCOM_MODVER 1 /* module version */ 96 #endif 97 98 #define UVSCOM_CONFIG_INDEX 0 99 #define UVSCOM_IFACE_INDEX 0 100 101 #define UVSCOM_INTR_INTERVAL 100 /* mS */ 102 103 #define UVSCOM_UNIT_WAIT 5 104 105 /* Request */ 106 #define UVSCOM_SET_SPEED 0x10 107 #define UVSCOM_LINE_CTL 0x11 108 #define UVSCOM_SET_PARAM 0x12 109 #define UVSCOM_READ_STATUS 0xd0 110 #define UVSCOM_SHUTDOWN 0xe0 111 112 /* UVSCOM_SET_SPEED parameters */ 113 #define UVSCOM_SPEED_150BPS 0x00 114 #define UVSCOM_SPEED_300BPS 0x01 115 #define UVSCOM_SPEED_600BPS 0x02 116 #define UVSCOM_SPEED_1200BPS 0x03 117 #define UVSCOM_SPEED_2400BPS 0x04 118 #define UVSCOM_SPEED_4800BPS 0x05 119 #define UVSCOM_SPEED_9600BPS 0x06 120 #define UVSCOM_SPEED_19200BPS 0x07 121 #define UVSCOM_SPEED_38400BPS 0x08 122 #define UVSCOM_SPEED_57600BPS 0x09 123 #define UVSCOM_SPEED_115200BPS 0x0a 124 125 /* UVSCOM_LINE_CTL parameters */ 126 #define UVSCOM_BREAK 0x40 127 #define UVSCOM_RTS 0x02 128 #define UVSCOM_DTR 0x01 129 #define UVSCOM_LINE_INIT 0x08 130 131 /* UVSCOM_SET_PARAM parameters */ 132 #define UVSCOM_DATA_MASK 0x03 133 #define UVSCOM_DATA_BIT_8 0x03 134 #define UVSCOM_DATA_BIT_7 0x02 135 #define UVSCOM_DATA_BIT_6 0x01 136 #define UVSCOM_DATA_BIT_5 0x00 137 138 #define UVSCOM_STOP_MASK 0x04 139 #define UVSCOM_STOP_BIT_2 0x04 140 #define UVSCOM_STOP_BIT_1 0x00 141 142 #define UVSCOM_PARITY_MASK 0x18 143 #define UVSCOM_PARITY_EVEN 0x18 144 #if 0 145 #define UVSCOM_PARITY_UNK 0x10 146 #endif 147 #define UVSCOM_PARITY_ODD 0x08 148 #define UVSCOM_PARITY_NONE 0x00 149 150 /* Status bits */ 151 #define UVSCOM_TXRDY 0x04 152 #define UVSCOM_RXRDY 0x01 153 154 #define UVSCOM_DCD 0x08 155 #define UVSCOM_NOCARD 0x04 156 #define UVSCOM_DSR 0x02 157 #define UVSCOM_CTS 0x01 158 #define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 159 160 struct uvscom_softc { 161 USBBASEDEVICE sc_dev; /* base device */ 162 usbd_device_handle sc_udev; /* USB device */ 163 usbd_interface_handle sc_iface; /* interface */ 164 int sc_iface_number;/* interface number */ 165 166 usbd_interface_handle sc_intr_iface; /* interrupt interface */ 167 int sc_intr_number; /* interrupt number */ 168 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 169 u_char *sc_intr_buf; /* interrupt buffer */ 170 int sc_isize; 171 172 u_char sc_dtr; /* current DTR state */ 173 u_char sc_rts; /* current RTS state */ 174 175 u_char sc_lsr; /* Local status register */ 176 u_char sc_msr; /* uvscom status register */ 177 178 uint16_t sc_lcr; /* Line control */ 179 u_char sc_usr; /* unit status */ 180 181 device_ptr_t sc_subdev; /* ucom device */ 182 u_char sc_dying; /* disconnecting */ 183 }; 184 185 /* 186 * These are the maximum number of bytes transferred per frame. 187 * The output buffer size cannot be increased due to the size encoding. 188 */ 189 #define UVSCOMIBUFSIZE 512 190 #define UVSCOMOBUFSIZE 64 191 192 Static usbd_status uvscom_readstat(struct uvscom_softc *); 193 Static usbd_status uvscom_shutdown(struct uvscom_softc *); 194 Static usbd_status uvscom_reset(struct uvscom_softc *); 195 Static usbd_status uvscom_set_line_coding(struct uvscom_softc *, 196 uint16_t, uint16_t); 197 Static usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 198 Static usbd_status uvscom_set_crtscts(struct uvscom_softc *); 199 Static void uvscom_get_status(void *, int, u_char *, u_char *); 200 Static void uvscom_dtr(struct uvscom_softc *, int); 201 Static void uvscom_rts(struct uvscom_softc *, int); 202 Static void uvscom_break(struct uvscom_softc *, int); 203 204 Static void uvscom_set(void *, int, int, int); 205 Static void uvscom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 206 Static int uvscom_param(void *, int, struct termios *); 207 Static int uvscom_open(void *, int); 208 Static void uvscom_close(void *, int); 209 210 struct ucom_methods uvscom_methods = { 211 uvscom_get_status, 212 uvscom_set, 213 uvscom_param, 214 NULL, /* uvscom_ioctl, TODO */ 215 uvscom_open, 216 uvscom_close, 217 NULL, 218 NULL 219 }; 220 221 static const struct usb_devno uvscom_devs [] = { 222 /* SUNTAC U-Cable type D2 */ 223 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 224 /* SUNTAC U-Cable type P1 */ 225 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 226 /* SUNTAC Slipper U */ 227 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 228 /* SUNTAC Ir-Trinity */ 229 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 230 }; 231 #define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) 232 233 USB_DECLARE_DRIVER(uvscom); 234 235 #ifdef __FreeBSD__ 236 Static device_probe_t uvscom_match; 237 Static device_attach_t uvscom_attach; 238 Static device_detach_t uvscom_detach; 239 240 Static device_method_t uvscom_methods[] = { 241 /* Device interface */ 242 DEVMETHOD(device_probe, uvscom_match), 243 DEVMETHOD(device_attach, uvscom_attach), 244 DEVMETHOD(device_detach, uvscom_detach), 245 { 0, 0 } 246 }; 247 248 Static driver_t uvscom_driver = { 249 "usio", 250 uvscom_methods, 251 sizeof (struct uvscom_softc) 252 }; 253 254 DRIVER_MODULE(uvscom, uhub, uvscom_driver, ucom_devclass, usbd_driver_load, 0); 255 MODULE_DEPEND(uvscom, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER); 256 MODULE_VERSION(uvscom, UVSCOM_MODVER); 257 #endif 258 259 USB_MATCH(uvscom) 260 { 261 USB_MATCH_START(uvscom, uaa); 262 263 if (uaa->iface != NULL) 264 return (UMATCH_NONE); 265 266 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? 267 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 268 } 269 270 USB_ATTACH(uvscom) 271 { 272 USB_ATTACH_START(uvscom, sc, uaa); 273 usbd_device_handle dev = uaa->device; 274 usb_config_descriptor_t *cdesc; 275 usb_interface_descriptor_t *id; 276 usb_endpoint_descriptor_t *ed; 277 char devinfo[1024]; 278 const char *devname = USBDEVNAME(sc->sc_dev); 279 usbd_status err; 280 int i; 281 struct ucom_attach_args uca; 282 283 usbd_devinfo(dev, 0, devinfo, sizeof(devinfo)); 284 USB_ATTACH_SETUP; 285 printf("%s: %s\n", devname, devinfo); 286 287 sc->sc_udev = dev; 288 289 DPRINTF(("uvscom attach: sc = %p\n", sc)); 290 291 /* initialize endpoints */ 292 uca.bulkin = uca.bulkout = -1; 293 sc->sc_intr_number = -1; 294 sc->sc_intr_pipe = NULL; 295 296 /* Move the device into the configured state. */ 297 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 298 if (err) { 299 printf("%s: failed to set configuration, err=%s\n", 300 devname, usbd_errstr(err)); 301 sc->sc_dying = 1; 302 USB_ATTACH_ERROR_RETURN; 303 } 304 305 /* get the config descriptor */ 306 cdesc = usbd_get_config_descriptor(sc->sc_udev); 307 308 if (cdesc == NULL) { 309 printf("%s: failed to get configuration descriptor\n", 310 USBDEVNAME(sc->sc_dev)); 311 sc->sc_dying = 1; 312 USB_ATTACH_ERROR_RETURN; 313 } 314 315 /* get the common interface */ 316 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 317 &sc->sc_iface); 318 if (err) { 319 printf("%s: failed to get interface, err=%s\n", 320 devname, usbd_errstr(err)); 321 sc->sc_dying = 1; 322 USB_ATTACH_ERROR_RETURN; 323 } 324 325 id = usbd_get_interface_descriptor(sc->sc_iface); 326 sc->sc_iface_number = id->bInterfaceNumber; 327 328 /* Find endpoints */ 329 for (i = 0; i < id->bNumEndpoints; i++) { 330 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 331 if (ed == NULL) { 332 printf("%s: no endpoint descriptor for %d\n", 333 USBDEVNAME(sc->sc_dev), i); 334 sc->sc_dying = 1; 335 USB_ATTACH_ERROR_RETURN; 336 } 337 338 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 339 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 340 uca.bulkin = ed->bEndpointAddress; 341 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 342 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 343 uca.bulkout = ed->bEndpointAddress; 344 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 345 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 346 sc->sc_intr_number = ed->bEndpointAddress; 347 sc->sc_isize = UGETW(ed->wMaxPacketSize); 348 } 349 } 350 351 if (uca.bulkin == -1) { 352 printf("%s: Could not find data bulk in\n", 353 USBDEVNAME(sc->sc_dev)); 354 sc->sc_dying = 1; 355 USB_ATTACH_ERROR_RETURN; 356 } 357 if (uca.bulkout == -1) { 358 printf("%s: Could not find data bulk out\n", 359 USBDEVNAME(sc->sc_dev)); 360 sc->sc_dying = 1; 361 USB_ATTACH_ERROR_RETURN; 362 } 363 if (sc->sc_intr_number == -1) { 364 printf("%s: Could not find interrupt in\n", 365 USBDEVNAME(sc->sc_dev)); 366 sc->sc_dying = 1; 367 USB_ATTACH_ERROR_RETURN; 368 } 369 370 sc->sc_dtr = sc->sc_rts = 0; 371 sc->sc_lcr = UVSCOM_LINE_INIT; 372 373 uca.portno = UCOM_UNK_PORTNO; 374 /* bulkin, bulkout set above */ 375 uca.ibufsize = UVSCOMIBUFSIZE; 376 uca.obufsize = UVSCOMOBUFSIZE; 377 uca.ibufsizepad = UVSCOMIBUFSIZE; 378 uca.opkthdrlen = 0; 379 uca.device = dev; 380 uca.iface = sc->sc_iface; 381 uca.methods = &uvscom_methods; 382 uca.arg = sc; 383 uca.info = NULL; 384 385 err = uvscom_reset(sc); 386 387 if (err) { 388 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 389 usbd_errstr(err)); 390 sc->sc_dying = 1; 391 USB_ATTACH_ERROR_RETURN; 392 } 393 394 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 395 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 396 397 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 398 USBDEV(sc->sc_dev)); 399 400 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 401 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 402 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca, 403 ucomprint, ucomsubmatch); 404 405 USB_ATTACH_SUCCESS_RETURN; 406 } 407 408 USB_DETACH(uvscom) 409 { 410 USB_DETACH_START(uvscom, sc); 411 int rv = 0; 412 413 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 414 415 sc->sc_dying = 1; 416 417 if (sc->sc_intr_pipe != NULL) { 418 usbd_abort_pipe(sc->sc_intr_pipe); 419 usbd_close_pipe(sc->sc_intr_pipe); 420 free(sc->sc_intr_buf, M_USBDEV); 421 sc->sc_intr_pipe = NULL; 422 } 423 424 sc->sc_dying = 1; 425 if (sc->sc_subdev != NULL) { 426 rv = config_detach(sc->sc_subdev, flags); 427 sc->sc_subdev = NULL; 428 } 429 430 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 431 USBDEV(sc->sc_dev)); 432 433 return (rv); 434 } 435 436 int 437 uvscom_activate(device_ptr_t self, enum devact act) 438 { 439 struct uvscom_softc *sc = (struct uvscom_softc *)self; 440 int rv = 0; 441 442 switch (act) { 443 case DVACT_ACTIVATE: 444 return (EOPNOTSUPP); 445 446 case DVACT_DEACTIVATE: 447 if (sc->sc_subdev != NULL) 448 rv = config_deactivate(sc->sc_subdev); 449 sc->sc_dying = 1; 450 break; 451 } 452 return (rv); 453 } 454 455 Static usbd_status 456 uvscom_readstat(struct uvscom_softc *sc) 457 { 458 usb_device_request_t req; 459 usbd_status err; 460 uint16_t r; 461 462 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); 463 464 req.bmRequestType = UT_READ_VENDOR_DEVICE; 465 req.bRequest = UVSCOM_READ_STATUS; 466 USETW(req.wValue, 0); 467 USETW(req.wIndex, 0); 468 USETW(req.wLength, 2); 469 470 err = usbd_do_request(sc->sc_udev, &req, &r); 471 if (err) { 472 printf("%s: uvscom_readstat: %s\n", 473 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 474 return (err); 475 } 476 477 DPRINTF(("%s: uvscom_readstat: r = %d\n", 478 USBDEVNAME(sc->sc_dev), r)); 479 480 return (USBD_NORMAL_COMPLETION); 481 } 482 483 Static usbd_status 484 uvscom_shutdown(struct uvscom_softc *sc) 485 { 486 usb_device_request_t req; 487 usbd_status err; 488 489 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); 490 491 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 492 req.bRequest = UVSCOM_SHUTDOWN; 493 USETW(req.wValue, 0); 494 USETW(req.wIndex, 0); 495 USETW(req.wLength, 0); 496 497 err = usbd_do_request(sc->sc_udev, &req, NULL); 498 if (err) { 499 printf("%s: uvscom_shutdown: %s\n", 500 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 501 return (err); 502 } 503 504 return (USBD_NORMAL_COMPLETION); 505 } 506 507 Static usbd_status 508 uvscom_reset(struct uvscom_softc *sc) 509 { 510 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 511 512 return (USBD_NORMAL_COMPLETION); 513 } 514 515 Static usbd_status 516 uvscom_set_crtscts(struct uvscom_softc *sc) 517 { 518 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); 519 520 return (USBD_NORMAL_COMPLETION); 521 } 522 523 Static usbd_status 524 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 525 { 526 usb_device_request_t req; 527 usbd_status err; 528 529 DPRINTF(("%s: uvscom_set_line: %04x\n", 530 USBDEVNAME(sc->sc_dev), line)); 531 532 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 533 req.bRequest = UVSCOM_LINE_CTL; 534 USETW(req.wValue, line); 535 USETW(req.wIndex, 0); 536 USETW(req.wLength, 0); 537 538 err = usbd_do_request(sc->sc_udev, &req, NULL); 539 if (err) { 540 printf("%s: uvscom_set_line: %s\n", 541 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 542 return (err); 543 } 544 545 return (USBD_NORMAL_COMPLETION); 546 } 547 548 Static usbd_status 549 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 550 { 551 usb_device_request_t req; 552 usbd_status err; 553 554 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 555 USBDEVNAME(sc->sc_dev), lsp, ls)); 556 557 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 558 req.bRequest = UVSCOM_SET_SPEED; 559 USETW(req.wValue, lsp); 560 USETW(req.wIndex, 0); 561 USETW(req.wLength, 0); 562 563 err = usbd_do_request(sc->sc_udev, &req, NULL); 564 if (err) { 565 printf("%s: uvscom_set_line_coding: %s\n", 566 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 567 return (err); 568 } 569 570 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 571 req.bRequest = UVSCOM_SET_PARAM; 572 USETW(req.wValue, ls); 573 USETW(req.wIndex, 0); 574 USETW(req.wLength, 0); 575 576 err = usbd_do_request(sc->sc_udev, &req, NULL); 577 if (err) { 578 printf("%s: uvscom_set_line_coding: %s\n", 579 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 580 return (err); 581 } 582 583 return (USBD_NORMAL_COMPLETION); 584 } 585 586 Static void 587 uvscom_dtr(struct uvscom_softc *sc, int onoff) 588 { 589 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 590 USBDEVNAME(sc->sc_dev), onoff)); 591 592 if (sc->sc_dtr == onoff) 593 return; /* no change */ 594 595 sc->sc_dtr = onoff; 596 597 if (onoff) 598 SET(sc->sc_lcr, UVSCOM_DTR); 599 else 600 CLR(sc->sc_lcr, UVSCOM_DTR); 601 602 uvscom_set_line(sc, sc->sc_lcr); 603 } 604 605 Static void 606 uvscom_rts(struct uvscom_softc *sc, int onoff) 607 { 608 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 609 USBDEVNAME(sc->sc_dev), onoff)); 610 611 if (sc->sc_rts == onoff) 612 return; /* no change */ 613 614 sc->sc_rts = onoff; 615 616 if (onoff) 617 SET(sc->sc_lcr, UVSCOM_RTS); 618 else 619 CLR(sc->sc_lcr, UVSCOM_RTS); 620 621 uvscom_set_line(sc, sc->sc_lcr); 622 } 623 624 Static void 625 uvscom_break(struct uvscom_softc *sc, int onoff) 626 { 627 DPRINTF(("%s: uvscom_break: onoff = %d\n", 628 USBDEVNAME(sc->sc_dev), onoff)); 629 630 if (onoff) 631 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 632 } 633 634 Static void 635 uvscom_set(void *addr, int portno, int reg, int onoff) 636 { 637 struct uvscom_softc *sc = addr; 638 639 switch (reg) { 640 case UCOM_SET_DTR: 641 uvscom_dtr(sc, onoff); 642 break; 643 case UCOM_SET_RTS: 644 uvscom_rts(sc, onoff); 645 break; 646 case UCOM_SET_BREAK: 647 uvscom_break(sc, onoff); 648 break; 649 default: 650 break; 651 } 652 } 653 654 Static int 655 uvscom_param(void *addr, int portno, struct termios *t) 656 { 657 struct uvscom_softc *sc = addr; 658 usbd_status err; 659 uint16_t lsp; 660 uint16_t ls; 661 662 DPRINTF(("%s: uvscom_param: sc = %p\n", 663 USBDEVNAME(sc->sc_dev), sc)); 664 665 ls = 0; 666 667 switch (t->c_ospeed) { 668 case B150: 669 lsp = UVSCOM_SPEED_150BPS; 670 break; 671 case B300: 672 lsp = UVSCOM_SPEED_300BPS; 673 break; 674 case B600: 675 lsp = UVSCOM_SPEED_600BPS; 676 break; 677 case B1200: 678 lsp = UVSCOM_SPEED_1200BPS; 679 break; 680 case B2400: 681 lsp = UVSCOM_SPEED_2400BPS; 682 break; 683 case B4800: 684 lsp = UVSCOM_SPEED_4800BPS; 685 break; 686 case B9600: 687 lsp = UVSCOM_SPEED_9600BPS; 688 break; 689 case B19200: 690 lsp = UVSCOM_SPEED_19200BPS; 691 break; 692 case B38400: 693 lsp = UVSCOM_SPEED_38400BPS; 694 break; 695 case B57600: 696 lsp = UVSCOM_SPEED_57600BPS; 697 break; 698 case B115200: 699 lsp = UVSCOM_SPEED_115200BPS; 700 break; 701 default: 702 return (EIO); 703 } 704 705 if (ISSET(t->c_cflag, CSTOPB)) 706 SET(ls, UVSCOM_STOP_BIT_2); 707 else 708 SET(ls, UVSCOM_STOP_BIT_1); 709 710 if (ISSET(t->c_cflag, PARENB)) { 711 if (ISSET(t->c_cflag, PARODD)) 712 SET(ls, UVSCOM_PARITY_ODD); 713 else 714 SET(ls, UVSCOM_PARITY_EVEN); 715 } else 716 SET(ls, UVSCOM_PARITY_NONE); 717 718 switch (ISSET(t->c_cflag, CSIZE)) { 719 case CS5: 720 SET(ls, UVSCOM_DATA_BIT_5); 721 break; 722 case CS6: 723 SET(ls, UVSCOM_DATA_BIT_6); 724 break; 725 case CS7: 726 SET(ls, UVSCOM_DATA_BIT_7); 727 break; 728 case CS8: 729 SET(ls, UVSCOM_DATA_BIT_8); 730 break; 731 default: 732 return (EIO); 733 } 734 735 err = uvscom_set_line_coding(sc, lsp, ls); 736 if (err) 737 return (EIO); 738 739 if (ISSET(t->c_cflag, CRTSCTS)) { 740 err = uvscom_set_crtscts(sc); 741 if (err) 742 return (EIO); 743 } 744 745 return (0); 746 } 747 748 Static int 749 uvscom_open(void *addr, int portno) 750 { 751 struct uvscom_softc *sc = addr; 752 int err; 753 int i; 754 755 if (sc->sc_dying) 756 return (EIO); 757 758 DPRINTF(("uvscom_open: sc = %p\n", sc)); 759 760 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 761 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 762 763 sc->sc_usr = 0; /* clear unit status */ 764 765 err = uvscom_readstat(sc); 766 if (err) { 767 DPRINTF(("%s: uvscom_open: readstat faild\n", 768 USBDEVNAME(sc->sc_dev))); 769 return (EIO); 770 } 771 772 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 773 err = usbd_open_pipe_intr(sc->sc_iface, 774 sc->sc_intr_number, 775 USBD_SHORT_XFER_OK, 776 &sc->sc_intr_pipe, 777 sc, 778 sc->sc_intr_buf, 779 sc->sc_isize, 780 uvscom_intr, 781 UVSCOM_INTR_INTERVAL); 782 if (err) { 783 printf("%s: cannot open interrupt pipe (addr %d)\n", 784 USBDEVNAME(sc->sc_dev), 785 sc->sc_intr_number); 786 return (EIO); 787 } 788 } else { 789 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 790 } 791 792 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 793 /* unit is not ready */ 794 795 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 796 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 797 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 798 break; 799 } 800 if (i == 0) { 801 DPRINTF(("%s: unit is not ready\n", 802 USBDEVNAME(sc->sc_dev))); 803 return (EIO); 804 } 805 806 /* check PC card was inserted */ 807 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 808 DPRINTF(("%s: no card\n", 809 USBDEVNAME(sc->sc_dev))); 810 return (EIO); 811 } 812 } 813 814 return (0); 815 } 816 817 Static void 818 uvscom_close(void *addr, int portno) 819 { 820 struct uvscom_softc *sc = addr; 821 int err; 822 823 if (sc->sc_dying) 824 return; 825 826 DPRINTF(("uvscom_close: close\n")); 827 828 uvscom_shutdown(sc); 829 830 if (sc->sc_intr_pipe != NULL) { 831 err = usbd_abort_pipe(sc->sc_intr_pipe); 832 if (err) 833 printf("%s: abort interrupt pipe failed: %s\n", 834 USBDEVNAME(sc->sc_dev), 835 usbd_errstr(err)); 836 err = usbd_close_pipe(sc->sc_intr_pipe); 837 if (err) 838 printf("%s: close interrupt pipe failed: %s\n", 839 USBDEVNAME(sc->sc_dev), 840 usbd_errstr(err)); 841 free(sc->sc_intr_buf, M_USBDEV); 842 sc->sc_intr_pipe = NULL; 843 } 844 } 845 846 Static void 847 uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 848 { 849 struct uvscom_softc *sc = priv; 850 u_char *buf = sc->sc_intr_buf; 851 u_char pstatus; 852 853 if (sc->sc_dying) 854 return; 855 856 if (status != USBD_NORMAL_COMPLETION) { 857 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 858 return; 859 860 printf("%s: uvscom_intr: abnormal status: %s\n", 861 USBDEVNAME(sc->sc_dev), 862 usbd_errstr(status)); 863 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 864 return; 865 } 866 867 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 868 USBDEVNAME(sc->sc_dev), buf[0], buf[1])); 869 870 sc->sc_lsr = sc->sc_msr = 0; 871 sc->sc_usr = buf[1]; 872 873 pstatus = buf[0]; 874 if (ISSET(pstatus, UVSCOM_TXRDY)) 875 SET(sc->sc_lsr, ULSR_TXRDY); 876 if (ISSET(pstatus, UVSCOM_RXRDY)) 877 SET(sc->sc_lsr, ULSR_RXRDY); 878 879 pstatus = buf[1]; 880 if (ISSET(pstatus, UVSCOM_CTS)) 881 SET(sc->sc_msr, UMSR_CTS); 882 if (ISSET(pstatus, UVSCOM_DSR)) 883 SET(sc->sc_msr, UMSR_DSR); 884 if (ISSET(pstatus, UVSCOM_DCD)) 885 SET(sc->sc_msr, UMSR_DCD); 886 887 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 888 } 889 890 Static void 891 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 892 { 893 struct uvscom_softc *sc = addr; 894 895 if (lsr != NULL) 896 *lsr = sc->sc_lsr; 897 if (msr != NULL) 898 *msr = sc->sc_msr; 899 } 900 901