1 /* $NetBSD: uvscom.c,v 1.16 2005/12/11 12:24:01 christos 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 1.16 2005/12/11 12:24:01 christos 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 A4 */ 223 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4 }, 224 /* SUNTAC U-Cable type D2 */ 225 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 226 /* SUNTAC U-Cable type P1 */ 227 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 228 /* SUNTAC Slipper U */ 229 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 230 /* SUNTAC Ir-Trinity */ 231 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 232 }; 233 #define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) 234 235 USB_DECLARE_DRIVER(uvscom); 236 237 #ifdef __FreeBSD__ 238 Static device_probe_t uvscom_match; 239 Static device_attach_t uvscom_attach; 240 Static device_detach_t uvscom_detach; 241 242 Static device_method_t uvscom_methods[] = { 243 /* Device interface */ 244 DEVMETHOD(device_probe, uvscom_match), 245 DEVMETHOD(device_attach, uvscom_attach), 246 DEVMETHOD(device_detach, uvscom_detach), 247 { 0, 0 } 248 }; 249 250 Static driver_t uvscom_driver = { 251 "usio", 252 uvscom_methods, 253 sizeof (struct uvscom_softc) 254 }; 255 256 DRIVER_MODULE(uvscom, uhub, uvscom_driver, ucom_devclass, usbd_driver_load, 0); 257 MODULE_DEPEND(uvscom, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER); 258 MODULE_VERSION(uvscom, UVSCOM_MODVER); 259 #endif 260 261 USB_MATCH(uvscom) 262 { 263 USB_MATCH_START(uvscom, uaa); 264 265 if (uaa->iface != NULL) 266 return (UMATCH_NONE); 267 268 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? 269 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 270 } 271 272 USB_ATTACH(uvscom) 273 { 274 USB_ATTACH_START(uvscom, sc, uaa); 275 usbd_device_handle dev = uaa->device; 276 usb_config_descriptor_t *cdesc; 277 usb_interface_descriptor_t *id; 278 usb_endpoint_descriptor_t *ed; 279 char *devinfop; 280 const char *devname = USBDEVNAME(sc->sc_dev); 281 usbd_status err; 282 int i; 283 struct ucom_attach_args uca; 284 285 devinfop = usbd_devinfo_alloc(dev, 0); 286 USB_ATTACH_SETUP; 287 printf("%s: %s\n", devname, devinfop); 288 usbd_devinfo_free(devinfop); 289 290 sc->sc_udev = dev; 291 292 DPRINTF(("uvscom attach: sc = %p\n", sc)); 293 294 /* initialize endpoints */ 295 uca.bulkin = uca.bulkout = -1; 296 sc->sc_intr_number = -1; 297 sc->sc_intr_pipe = NULL; 298 299 /* Move the device into the configured state. */ 300 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 301 if (err) { 302 printf("%s: failed to set configuration, err=%s\n", 303 devname, usbd_errstr(err)); 304 sc->sc_dying = 1; 305 USB_ATTACH_ERROR_RETURN; 306 } 307 308 /* get the config descriptor */ 309 cdesc = usbd_get_config_descriptor(sc->sc_udev); 310 311 if (cdesc == NULL) { 312 printf("%s: failed to get configuration descriptor\n", 313 USBDEVNAME(sc->sc_dev)); 314 sc->sc_dying = 1; 315 USB_ATTACH_ERROR_RETURN; 316 } 317 318 /* get the common interface */ 319 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 320 &sc->sc_iface); 321 if (err) { 322 printf("%s: failed to get interface, err=%s\n", 323 devname, usbd_errstr(err)); 324 sc->sc_dying = 1; 325 USB_ATTACH_ERROR_RETURN; 326 } 327 328 id = usbd_get_interface_descriptor(sc->sc_iface); 329 sc->sc_iface_number = id->bInterfaceNumber; 330 331 /* Find endpoints */ 332 for (i = 0; i < id->bNumEndpoints; i++) { 333 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 334 if (ed == NULL) { 335 printf("%s: no endpoint descriptor for %d\n", 336 USBDEVNAME(sc->sc_dev), i); 337 sc->sc_dying = 1; 338 USB_ATTACH_ERROR_RETURN; 339 } 340 341 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 342 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 343 uca.bulkin = ed->bEndpointAddress; 344 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 345 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 346 uca.bulkout = ed->bEndpointAddress; 347 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 348 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 349 sc->sc_intr_number = ed->bEndpointAddress; 350 sc->sc_isize = UGETW(ed->wMaxPacketSize); 351 } 352 } 353 354 if (uca.bulkin == -1) { 355 printf("%s: Could not find data bulk in\n", 356 USBDEVNAME(sc->sc_dev)); 357 sc->sc_dying = 1; 358 USB_ATTACH_ERROR_RETURN; 359 } 360 if (uca.bulkout == -1) { 361 printf("%s: Could not find data bulk out\n", 362 USBDEVNAME(sc->sc_dev)); 363 sc->sc_dying = 1; 364 USB_ATTACH_ERROR_RETURN; 365 } 366 if (sc->sc_intr_number == -1) { 367 printf("%s: Could not find interrupt in\n", 368 USBDEVNAME(sc->sc_dev)); 369 sc->sc_dying = 1; 370 USB_ATTACH_ERROR_RETURN; 371 } 372 373 sc->sc_dtr = sc->sc_rts = 0; 374 sc->sc_lcr = UVSCOM_LINE_INIT; 375 376 uca.portno = UCOM_UNK_PORTNO; 377 /* bulkin, bulkout set above */ 378 uca.ibufsize = UVSCOMIBUFSIZE; 379 uca.obufsize = UVSCOMOBUFSIZE; 380 uca.ibufsizepad = UVSCOMIBUFSIZE; 381 uca.opkthdrlen = 0; 382 uca.device = dev; 383 uca.iface = sc->sc_iface; 384 uca.methods = &uvscom_methods; 385 uca.arg = sc; 386 uca.info = NULL; 387 388 err = uvscom_reset(sc); 389 390 if (err) { 391 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 392 usbd_errstr(err)); 393 sc->sc_dying = 1; 394 USB_ATTACH_ERROR_RETURN; 395 } 396 397 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 398 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 399 400 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 401 USBDEV(sc->sc_dev)); 402 403 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 404 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 405 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca, 406 ucomprint, ucomsubmatch); 407 408 USB_ATTACH_SUCCESS_RETURN; 409 } 410 411 USB_DETACH(uvscom) 412 { 413 USB_DETACH_START(uvscom, sc); 414 int rv = 0; 415 416 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 417 418 sc->sc_dying = 1; 419 420 if (sc->sc_intr_pipe != NULL) { 421 usbd_abort_pipe(sc->sc_intr_pipe); 422 usbd_close_pipe(sc->sc_intr_pipe); 423 free(sc->sc_intr_buf, M_USBDEV); 424 sc->sc_intr_pipe = NULL; 425 } 426 427 sc->sc_dying = 1; 428 if (sc->sc_subdev != NULL) { 429 rv = config_detach(sc->sc_subdev, flags); 430 sc->sc_subdev = NULL; 431 } 432 433 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 434 USBDEV(sc->sc_dev)); 435 436 return (rv); 437 } 438 439 int 440 uvscom_activate(device_ptr_t self, enum devact act) 441 { 442 struct uvscom_softc *sc = (struct uvscom_softc *)self; 443 int rv = 0; 444 445 switch (act) { 446 case DVACT_ACTIVATE: 447 return (EOPNOTSUPP); 448 449 case DVACT_DEACTIVATE: 450 if (sc->sc_subdev != NULL) 451 rv = config_deactivate(sc->sc_subdev); 452 sc->sc_dying = 1; 453 break; 454 } 455 return (rv); 456 } 457 458 Static usbd_status 459 uvscom_readstat(struct uvscom_softc *sc) 460 { 461 usb_device_request_t req; 462 usbd_status err; 463 uint16_t r; 464 465 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); 466 467 req.bmRequestType = UT_READ_VENDOR_DEVICE; 468 req.bRequest = UVSCOM_READ_STATUS; 469 USETW(req.wValue, 0); 470 USETW(req.wIndex, 0); 471 USETW(req.wLength, 2); 472 473 err = usbd_do_request(sc->sc_udev, &req, &r); 474 if (err) { 475 printf("%s: uvscom_readstat: %s\n", 476 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 477 return (err); 478 } 479 480 DPRINTF(("%s: uvscom_readstat: r = %d\n", 481 USBDEVNAME(sc->sc_dev), r)); 482 483 return (USBD_NORMAL_COMPLETION); 484 } 485 486 Static usbd_status 487 uvscom_shutdown(struct uvscom_softc *sc) 488 { 489 usb_device_request_t req; 490 usbd_status err; 491 492 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); 493 494 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 495 req.bRequest = UVSCOM_SHUTDOWN; 496 USETW(req.wValue, 0); 497 USETW(req.wIndex, 0); 498 USETW(req.wLength, 0); 499 500 err = usbd_do_request(sc->sc_udev, &req, NULL); 501 if (err) { 502 printf("%s: uvscom_shutdown: %s\n", 503 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 504 return (err); 505 } 506 507 return (USBD_NORMAL_COMPLETION); 508 } 509 510 Static usbd_status 511 uvscom_reset(struct uvscom_softc *sc) 512 { 513 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 514 515 return (USBD_NORMAL_COMPLETION); 516 } 517 518 Static usbd_status 519 uvscom_set_crtscts(struct uvscom_softc *sc) 520 { 521 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); 522 523 return (USBD_NORMAL_COMPLETION); 524 } 525 526 Static usbd_status 527 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 528 { 529 usb_device_request_t req; 530 usbd_status err; 531 532 DPRINTF(("%s: uvscom_set_line: %04x\n", 533 USBDEVNAME(sc->sc_dev), line)); 534 535 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 536 req.bRequest = UVSCOM_LINE_CTL; 537 USETW(req.wValue, line); 538 USETW(req.wIndex, 0); 539 USETW(req.wLength, 0); 540 541 err = usbd_do_request(sc->sc_udev, &req, NULL); 542 if (err) { 543 printf("%s: uvscom_set_line: %s\n", 544 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 545 return (err); 546 } 547 548 return (USBD_NORMAL_COMPLETION); 549 } 550 551 Static usbd_status 552 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 553 { 554 usb_device_request_t req; 555 usbd_status err; 556 557 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 558 USBDEVNAME(sc->sc_dev), lsp, ls)); 559 560 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 561 req.bRequest = UVSCOM_SET_SPEED; 562 USETW(req.wValue, lsp); 563 USETW(req.wIndex, 0); 564 USETW(req.wLength, 0); 565 566 err = usbd_do_request(sc->sc_udev, &req, NULL); 567 if (err) { 568 printf("%s: uvscom_set_line_coding: %s\n", 569 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 570 return (err); 571 } 572 573 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 574 req.bRequest = UVSCOM_SET_PARAM; 575 USETW(req.wValue, ls); 576 USETW(req.wIndex, 0); 577 USETW(req.wLength, 0); 578 579 err = usbd_do_request(sc->sc_udev, &req, NULL); 580 if (err) { 581 printf("%s: uvscom_set_line_coding: %s\n", 582 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 583 return (err); 584 } 585 586 return (USBD_NORMAL_COMPLETION); 587 } 588 589 Static void 590 uvscom_dtr(struct uvscom_softc *sc, int onoff) 591 { 592 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 593 USBDEVNAME(sc->sc_dev), onoff)); 594 595 if (sc->sc_dtr == onoff) 596 return; /* no change */ 597 598 sc->sc_dtr = onoff; 599 600 if (onoff) 601 SET(sc->sc_lcr, UVSCOM_DTR); 602 else 603 CLR(sc->sc_lcr, UVSCOM_DTR); 604 605 uvscom_set_line(sc, sc->sc_lcr); 606 } 607 608 Static void 609 uvscom_rts(struct uvscom_softc *sc, int onoff) 610 { 611 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 612 USBDEVNAME(sc->sc_dev), onoff)); 613 614 if (sc->sc_rts == onoff) 615 return; /* no change */ 616 617 sc->sc_rts = onoff; 618 619 if (onoff) 620 SET(sc->sc_lcr, UVSCOM_RTS); 621 else 622 CLR(sc->sc_lcr, UVSCOM_RTS); 623 624 uvscom_set_line(sc, sc->sc_lcr); 625 } 626 627 Static void 628 uvscom_break(struct uvscom_softc *sc, int onoff) 629 { 630 DPRINTF(("%s: uvscom_break: onoff = %d\n", 631 USBDEVNAME(sc->sc_dev), onoff)); 632 633 if (onoff) 634 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 635 } 636 637 Static void 638 uvscom_set(void *addr, int portno, int reg, int onoff) 639 { 640 struct uvscom_softc *sc = addr; 641 642 switch (reg) { 643 case UCOM_SET_DTR: 644 uvscom_dtr(sc, onoff); 645 break; 646 case UCOM_SET_RTS: 647 uvscom_rts(sc, onoff); 648 break; 649 case UCOM_SET_BREAK: 650 uvscom_break(sc, onoff); 651 break; 652 default: 653 break; 654 } 655 } 656 657 Static int 658 uvscom_param(void *addr, int portno, struct termios *t) 659 { 660 struct uvscom_softc *sc = addr; 661 usbd_status err; 662 uint16_t lsp; 663 uint16_t ls; 664 665 DPRINTF(("%s: uvscom_param: sc = %p\n", 666 USBDEVNAME(sc->sc_dev), sc)); 667 668 ls = 0; 669 670 switch (t->c_ospeed) { 671 case B150: 672 lsp = UVSCOM_SPEED_150BPS; 673 break; 674 case B300: 675 lsp = UVSCOM_SPEED_300BPS; 676 break; 677 case B600: 678 lsp = UVSCOM_SPEED_600BPS; 679 break; 680 case B1200: 681 lsp = UVSCOM_SPEED_1200BPS; 682 break; 683 case B2400: 684 lsp = UVSCOM_SPEED_2400BPS; 685 break; 686 case B4800: 687 lsp = UVSCOM_SPEED_4800BPS; 688 break; 689 case B9600: 690 lsp = UVSCOM_SPEED_9600BPS; 691 break; 692 case B19200: 693 lsp = UVSCOM_SPEED_19200BPS; 694 break; 695 case B38400: 696 lsp = UVSCOM_SPEED_38400BPS; 697 break; 698 case B57600: 699 lsp = UVSCOM_SPEED_57600BPS; 700 break; 701 case B115200: 702 lsp = UVSCOM_SPEED_115200BPS; 703 break; 704 default: 705 return (EIO); 706 } 707 708 if (ISSET(t->c_cflag, CSTOPB)) 709 SET(ls, UVSCOM_STOP_BIT_2); 710 else 711 SET(ls, UVSCOM_STOP_BIT_1); 712 713 if (ISSET(t->c_cflag, PARENB)) { 714 if (ISSET(t->c_cflag, PARODD)) 715 SET(ls, UVSCOM_PARITY_ODD); 716 else 717 SET(ls, UVSCOM_PARITY_EVEN); 718 } else 719 SET(ls, UVSCOM_PARITY_NONE); 720 721 switch (ISSET(t->c_cflag, CSIZE)) { 722 case CS5: 723 SET(ls, UVSCOM_DATA_BIT_5); 724 break; 725 case CS6: 726 SET(ls, UVSCOM_DATA_BIT_6); 727 break; 728 case CS7: 729 SET(ls, UVSCOM_DATA_BIT_7); 730 break; 731 case CS8: 732 SET(ls, UVSCOM_DATA_BIT_8); 733 break; 734 default: 735 return (EIO); 736 } 737 738 err = uvscom_set_line_coding(sc, lsp, ls); 739 if (err) 740 return (EIO); 741 742 if (ISSET(t->c_cflag, CRTSCTS)) { 743 err = uvscom_set_crtscts(sc); 744 if (err) 745 return (EIO); 746 } 747 748 return (0); 749 } 750 751 Static int 752 uvscom_open(void *addr, int portno) 753 { 754 struct uvscom_softc *sc = addr; 755 int err; 756 int i; 757 758 if (sc->sc_dying) 759 return (EIO); 760 761 DPRINTF(("uvscom_open: sc = %p\n", sc)); 762 763 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 764 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 765 766 sc->sc_usr = 0; /* clear unit status */ 767 768 err = uvscom_readstat(sc); 769 if (err) { 770 DPRINTF(("%s: uvscom_open: readstat faild\n", 771 USBDEVNAME(sc->sc_dev))); 772 return (EIO); 773 } 774 775 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 776 err = usbd_open_pipe_intr(sc->sc_iface, 777 sc->sc_intr_number, 778 USBD_SHORT_XFER_OK, 779 &sc->sc_intr_pipe, 780 sc, 781 sc->sc_intr_buf, 782 sc->sc_isize, 783 uvscom_intr, 784 UVSCOM_INTR_INTERVAL); 785 if (err) { 786 printf("%s: cannot open interrupt pipe (addr %d)\n", 787 USBDEVNAME(sc->sc_dev), 788 sc->sc_intr_number); 789 return (EIO); 790 } 791 } else { 792 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 793 } 794 795 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 796 /* unit is not ready */ 797 798 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 799 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 800 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 801 break; 802 } 803 if (i == 0) { 804 DPRINTF(("%s: unit is not ready\n", 805 USBDEVNAME(sc->sc_dev))); 806 return (EIO); 807 } 808 809 /* check PC card was inserted */ 810 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 811 DPRINTF(("%s: no card\n", 812 USBDEVNAME(sc->sc_dev))); 813 return (EIO); 814 } 815 } 816 817 return (0); 818 } 819 820 Static void 821 uvscom_close(void *addr, int portno) 822 { 823 struct uvscom_softc *sc = addr; 824 int err; 825 826 if (sc->sc_dying) 827 return; 828 829 DPRINTF(("uvscom_close: close\n")); 830 831 uvscom_shutdown(sc); 832 833 if (sc->sc_intr_pipe != NULL) { 834 err = usbd_abort_pipe(sc->sc_intr_pipe); 835 if (err) 836 printf("%s: abort interrupt pipe failed: %s\n", 837 USBDEVNAME(sc->sc_dev), 838 usbd_errstr(err)); 839 err = usbd_close_pipe(sc->sc_intr_pipe); 840 if (err) 841 printf("%s: close interrupt pipe failed: %s\n", 842 USBDEVNAME(sc->sc_dev), 843 usbd_errstr(err)); 844 free(sc->sc_intr_buf, M_USBDEV); 845 sc->sc_intr_pipe = NULL; 846 } 847 } 848 849 Static void 850 uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 851 { 852 struct uvscom_softc *sc = priv; 853 u_char *buf = sc->sc_intr_buf; 854 u_char pstatus; 855 856 if (sc->sc_dying) 857 return; 858 859 if (status != USBD_NORMAL_COMPLETION) { 860 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 861 return; 862 863 printf("%s: uvscom_intr: abnormal status: %s\n", 864 USBDEVNAME(sc->sc_dev), 865 usbd_errstr(status)); 866 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 867 return; 868 } 869 870 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 871 USBDEVNAME(sc->sc_dev), buf[0], buf[1])); 872 873 sc->sc_lsr = sc->sc_msr = 0; 874 sc->sc_usr = buf[1]; 875 876 pstatus = buf[0]; 877 if (ISSET(pstatus, UVSCOM_TXRDY)) 878 SET(sc->sc_lsr, ULSR_TXRDY); 879 if (ISSET(pstatus, UVSCOM_RXRDY)) 880 SET(sc->sc_lsr, ULSR_RXRDY); 881 882 pstatus = buf[1]; 883 if (ISSET(pstatus, UVSCOM_CTS)) 884 SET(sc->sc_msr, UMSR_CTS); 885 if (ISSET(pstatus, UVSCOM_DSR)) 886 SET(sc->sc_msr, UMSR_DSR); 887 if (ISSET(pstatus, UVSCOM_DCD)) 888 SET(sc->sc_msr, UMSR_DCD); 889 890 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 891 } 892 893 Static void 894 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 895 { 896 struct uvscom_softc *sc = addr; 897 898 if (lsr != NULL) 899 *lsr = sc->sc_lsr; 900 if (msr != NULL) 901 *msr = sc->sc_msr; 902 } 903 904