1 /* $NetBSD: uvscom.c,v 1.5 2002/03/27 19:51:39 augustss 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/param.h> 38 #include <sys/systm.h> 39 #include <sys/kernel.h> 40 #include <sys/malloc.h> 41 #include <sys/fcntl.h> 42 #include <sys/conf.h> 43 #include <sys/tty.h> 44 #include <sys/file.h> 45 #if defined(__FreeBSD__) 46 #include <sys/bus.h> 47 #include <sys/ioccom.h> 48 #if __FreeBSD_version >= 500014 49 #include <sys/selinfo.h> 50 #else 51 #include <sys/select.h> 52 #endif 53 #else 54 #include <sys/ioctl.h> 55 #include <sys/device.h> 56 #endif 57 #include <sys/proc.h> 58 #include <sys/vnode.h> 59 #include <sys/poll.h> 60 61 #include <dev/usb/usb.h> 62 #include <dev/usb/usbcdc.h> 63 64 #include <dev/usb/usbdi.h> 65 #include <dev/usb/usbdi_util.h> 66 #include <dev/usb/usbdevs.h> 67 #include <dev/usb/usb_quirks.h> 68 69 #include <dev/usb/ucomvar.h> 70 71 #ifdef UVSCOM_DEBUG 72 static int uvscomdebug = 1; 73 74 #if defined(__FreeBSD__) 75 #include <sys/sysctl.h> 76 77 SYSCTL_DECL(_debug_usb); 78 SYSCTL_INT(_debug_usb, OID_AUTO, uvscom, CTLFLAG_RW, 79 &uvscomdebug, 0, "uvscom debug level"); 80 81 #endif 82 83 #define DPRINTFN(n, x) do { \ 84 if (uvscomdebug > (n)) \ 85 logprintf x; \ 86 } while (0) 87 #else 88 #define DPRINTFN(n, x) 89 #endif 90 #define DPRINTF(x) DPRINTFN(0, x) 91 92 #if defined(__FreeBSD__) 93 #define UVSCOM_MODVER 1 /* module version */ 94 #endif 95 96 #define UVSCOM_CONFIG_INDEX 0 97 #define UVSCOM_IFACE_INDEX 0 98 99 #define UVSCOM_INTR_INTERVAL 100 /* mS */ 100 101 #define UVSCOM_UNIT_WAIT 5 102 103 /* Request */ 104 #define UVSCOM_SET_SPEED 0x10 105 #define UVSCOM_LINE_CTL 0x11 106 #define UVSCOM_SET_PARAM 0x12 107 #define UVSCOM_READ_STATUS 0xd0 108 #define UVSCOM_SHUTDOWN 0xe0 109 110 /* UVSCOM_SET_SPEED parameters */ 111 #define UVSCOM_SPEED_150BPS 0x00 112 #define UVSCOM_SPEED_300BPS 0x01 113 #define UVSCOM_SPEED_600BPS 0x02 114 #define UVSCOM_SPEED_1200BPS 0x03 115 #define UVSCOM_SPEED_2400BPS 0x04 116 #define UVSCOM_SPEED_4800BPS 0x05 117 #define UVSCOM_SPEED_9600BPS 0x06 118 #define UVSCOM_SPEED_19200BPS 0x07 119 #define UVSCOM_SPEED_38400BPS 0x08 120 #define UVSCOM_SPEED_57600BPS 0x09 121 #define UVSCOM_SPEED_115200BPS 0x0a 122 123 /* UVSCOM_LINE_CTL parameters */ 124 #define UVSCOM_BREAK 0x40 125 #define UVSCOM_RTS 0x02 126 #define UVSCOM_DTR 0x01 127 #define UVSCOM_LINE_INIT 0x08 128 129 /* UVSCOM_SET_PARAM parameters */ 130 #define UVSCOM_DATA_MASK 0x03 131 #define UVSCOM_DATA_BIT_8 0x03 132 #define UVSCOM_DATA_BIT_7 0x02 133 #define UVSCOM_DATA_BIT_6 0x01 134 #define UVSCOM_DATA_BIT_5 0x00 135 136 #define UVSCOM_STOP_MASK 0x04 137 #define UVSCOM_STOP_BIT_2 0x04 138 #define UVSCOM_STOP_BIT_1 0x00 139 140 #define UVSCOM_PARITY_MASK 0x18 141 #define UVSCOM_PARITY_EVEN 0x18 142 #if 0 143 #define UVSCOM_PARITY_UNK 0x10 144 #endif 145 #define UVSCOM_PARITY_ODD 0x08 146 #define UVSCOM_PARITY_NONE 0x00 147 148 /* Status bits */ 149 #define UVSCOM_TXRDY 0x04 150 #define UVSCOM_RXRDY 0x01 151 152 #define UVSCOM_DCD 0x08 153 #define UVSCOM_NOCARD 0x04 154 #define UVSCOM_DSR 0x02 155 #define UVSCOM_CTS 0x01 156 #define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 157 158 struct uvscom_softc { 159 USBBASEDEVICE sc_dev; /* base device */ 160 usbd_device_handle sc_udev; /* USB device */ 161 usbd_interface_handle sc_iface; /* interface */ 162 int sc_iface_number;/* interface number */ 163 164 usbd_interface_handle sc_intr_iface; /* interrupt interface */ 165 int sc_intr_number; /* interrupt number */ 166 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 167 u_char *sc_intr_buf; /* interrupt buffer */ 168 int sc_isize; 169 170 u_char sc_dtr; /* current DTR state */ 171 u_char sc_rts; /* current RTS state */ 172 173 u_char sc_lsr; /* Local status register */ 174 u_char sc_msr; /* uvscom status register */ 175 176 uint16_t sc_lcr; /* Line control */ 177 u_char sc_usr; /* unit status */ 178 179 device_ptr_t sc_subdev; /* ucom device */ 180 u_char sc_dying; /* disconnecting */ 181 }; 182 183 /* 184 * These are the maximum number of bytes transferred per frame. 185 * The output buffer size cannot be increased due to the size encoding. 186 */ 187 #define UVSCOMIBUFSIZE 512 188 #define UVSCOMOBUFSIZE 64 189 190 Static usbd_status uvscom_readstat(struct uvscom_softc *); 191 Static usbd_status uvscom_shutdown(struct uvscom_softc *); 192 Static usbd_status uvscom_reset(struct uvscom_softc *); 193 Static usbd_status uvscom_set_line_coding(struct uvscom_softc *, 194 uint16_t, uint16_t); 195 Static usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 196 Static usbd_status uvscom_set_crtscts(struct uvscom_softc *); 197 Static void uvscom_get_status(void *, int, u_char *, u_char *); 198 Static void uvscom_dtr(struct uvscom_softc *, int); 199 Static void uvscom_rts(struct uvscom_softc *, int); 200 Static void uvscom_break(struct uvscom_softc *, int); 201 202 Static void uvscom_set(void *, int, int, int); 203 Static void uvscom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 204 Static int uvscom_param(void *, int, struct termios *); 205 Static int uvscom_open(void *, int); 206 Static void uvscom_close(void *, int); 207 208 struct ucom_methods uvscom_methods = { 209 uvscom_get_status, 210 uvscom_set, 211 uvscom_param, 212 NULL, /* uvscom_ioctl, TODO */ 213 uvscom_open, 214 uvscom_close, 215 NULL, 216 NULL 217 }; 218 219 static const struct usb_devno uvscom_devs [] = { 220 /* SUNTAC U-Cable type P1 */ 221 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 222 /* SUNTAC Slipper U */ 223 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 224 }; 225 #define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) 226 227 USB_DECLARE_DRIVER(uvscom); 228 229 #ifdef __FreeBSD__ 230 Static device_probe_t uvscom_match; 231 Static device_attach_t uvscom_attach; 232 Static device_detach_t uvscom_detach; 233 234 Static device_method_t uvscom_methods[] = { 235 /* Device interface */ 236 DEVMETHOD(device_probe, uvscom_match), 237 DEVMETHOD(device_attach, uvscom_attach), 238 DEVMETHOD(device_detach, uvscom_detach), 239 { 0, 0 } 240 }; 241 242 Static driver_t uvscom_driver = { 243 "usio", 244 uvscom_methods, 245 sizeof (struct uvscom_softc) 246 }; 247 248 DRIVER_MODULE(uvscom, uhub, uvscom_driver, ucom_devclass, usbd_driver_load, 0); 249 MODULE_DEPEND(uvscom, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER); 250 MODULE_VERSION(uvscom, UVSCOM_MODVER); 251 #endif 252 253 USB_MATCH(uvscom) 254 { 255 USB_MATCH_START(uvscom, uaa); 256 257 if (uaa->iface != NULL) 258 return (UMATCH_NONE); 259 260 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? 261 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 262 } 263 264 USB_ATTACH(uvscom) 265 { 266 USB_ATTACH_START(uvscom, sc, uaa); 267 usbd_device_handle dev = uaa->device; 268 usb_config_descriptor_t *cdesc; 269 usb_interface_descriptor_t *id; 270 usb_endpoint_descriptor_t *ed; 271 char devinfo[1024]; 272 const char *devname = USBDEVNAME(sc->sc_dev); 273 usbd_status err; 274 int i; 275 struct ucom_attach_args uca; 276 277 usbd_devinfo(dev, 0, devinfo); 278 USB_ATTACH_SETUP; 279 printf("%s: %s\n", devname, devinfo); 280 281 sc->sc_udev = dev; 282 283 DPRINTF(("uvscom attach: sc = %p\n", sc)); 284 285 /* initialize endpoints */ 286 uca.bulkin = uca.bulkout = -1; 287 sc->sc_intr_number = -1; 288 sc->sc_intr_pipe = NULL; 289 290 /* Move the device into the configured state. */ 291 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 292 if (err) { 293 printf("%s: failed to set configuration, err=%s\n", 294 devname, usbd_errstr(err)); 295 sc->sc_dying = 1; 296 USB_ATTACH_ERROR_RETURN; 297 } 298 299 /* get the config descriptor */ 300 cdesc = usbd_get_config_descriptor(sc->sc_udev); 301 302 if (cdesc == NULL) { 303 printf("%s: failed to get configuration descriptor\n", 304 USBDEVNAME(sc->sc_dev)); 305 sc->sc_dying = 1; 306 USB_ATTACH_ERROR_RETURN; 307 } 308 309 /* get the common interface */ 310 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 311 &sc->sc_iface); 312 if (err) { 313 printf("%s: failed to get interface, err=%s\n", 314 devname, usbd_errstr(err)); 315 sc->sc_dying = 1; 316 USB_ATTACH_ERROR_RETURN; 317 } 318 319 id = usbd_get_interface_descriptor(sc->sc_iface); 320 sc->sc_iface_number = id->bInterfaceNumber; 321 322 /* Find endpoints */ 323 for (i = 0; i < id->bNumEndpoints; i++) { 324 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 325 if (ed == NULL) { 326 printf("%s: no endpoint descriptor for %d\n", 327 USBDEVNAME(sc->sc_dev), i); 328 sc->sc_dying = 1; 329 USB_ATTACH_ERROR_RETURN; 330 } 331 332 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 333 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 334 uca.bulkin = ed->bEndpointAddress; 335 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 336 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 337 uca.bulkout = ed->bEndpointAddress; 338 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 339 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 340 sc->sc_intr_number = ed->bEndpointAddress; 341 sc->sc_isize = UGETW(ed->wMaxPacketSize); 342 } 343 } 344 345 if (uca.bulkin == -1) { 346 printf("%s: Could not find data bulk in\n", 347 USBDEVNAME(sc->sc_dev)); 348 sc->sc_dying = 1; 349 USB_ATTACH_ERROR_RETURN; 350 } 351 if (uca.bulkout == -1) { 352 printf("%s: Could not find data bulk out\n", 353 USBDEVNAME(sc->sc_dev)); 354 sc->sc_dying = 1; 355 USB_ATTACH_ERROR_RETURN; 356 } 357 if (sc->sc_intr_number == -1) { 358 printf("%s: Could not find interrupt in\n", 359 USBDEVNAME(sc->sc_dev)); 360 sc->sc_dying = 1; 361 USB_ATTACH_ERROR_RETURN; 362 } 363 364 sc->sc_dtr = sc->sc_rts = 0; 365 sc->sc_lcr = UVSCOM_LINE_INIT; 366 367 uca.portno = UCOM_UNK_PORTNO; 368 /* bulkin, bulkout set above */ 369 uca.ibufsize = UVSCOMIBUFSIZE; 370 uca.obufsize = UVSCOMOBUFSIZE; 371 uca.ibufsizepad = UVSCOMIBUFSIZE; 372 uca.opkthdrlen = 0; 373 uca.device = dev; 374 uca.iface = sc->sc_iface; 375 uca.methods = &uvscom_methods; 376 uca.arg = sc; 377 uca.info = NULL; 378 379 err = uvscom_reset(sc); 380 381 if (err) { 382 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 383 usbd_errstr(err)); 384 sc->sc_dying = 1; 385 USB_ATTACH_ERROR_RETURN; 386 } 387 388 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 389 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 390 391 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 392 USBDEV(sc->sc_dev)); 393 394 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 395 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 396 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 397 398 USB_ATTACH_SUCCESS_RETURN; 399 } 400 401 USB_DETACH(uvscom) 402 { 403 USB_DETACH_START(uvscom, sc); 404 int rv = 0; 405 406 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 407 408 sc->sc_dying = 1; 409 410 if (sc->sc_intr_pipe != NULL) { 411 usbd_abort_pipe(sc->sc_intr_pipe); 412 usbd_close_pipe(sc->sc_intr_pipe); 413 free(sc->sc_intr_buf, M_USBDEV); 414 sc->sc_intr_pipe = NULL; 415 } 416 417 sc->sc_dying = 1; 418 if (sc->sc_subdev != NULL) { 419 rv = config_detach(sc->sc_subdev, flags); 420 sc->sc_subdev = NULL; 421 } 422 423 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 424 USBDEV(sc->sc_dev)); 425 426 return (rv); 427 } 428 429 int 430 uvscom_activate(device_ptr_t self, enum devact act) 431 { 432 struct uvscom_softc *sc = (struct uvscom_softc *)self; 433 int rv = 0; 434 435 switch (act) { 436 case DVACT_ACTIVATE: 437 return (EOPNOTSUPP); 438 break; 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 } 448 449 Static usbd_status 450 uvscom_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 } 476 477 Static usbd_status 478 uvscom_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 } 500 501 Static usbd_status 502 uvscom_reset(struct uvscom_softc *sc) 503 { 504 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 505 506 return (USBD_NORMAL_COMPLETION); 507 } 508 509 Static usbd_status 510 uvscom_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 } 516 517 Static usbd_status 518 uvscom_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 } 541 542 Static usbd_status 543 uvscom_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 } 579 580 Static void 581 uvscom_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 } 598 599 Static void 600 uvscom_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 } 617 618 Static void 619 uvscom_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 } 627 628 Static void 629 uvscom_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 } 647 648 Static int 649 uvscom_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 } 741 742 Static int 743 uvscom_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 } 810 811 Static void 812 uvscom_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 } 839 840 Static void 841 uvscom_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 } 883 884 Static void 885 uvscom_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