1 /* $NetBSD: uvscom.c,v 1.9 2003/02/12 15:36:20 ichiro 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 D2 */ 221 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 222 /* SUNTAC U-Cable type P1 */ 223 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 224 /* SUNTAC Slipper U */ 225 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 226 /* SUNTAC Ir-Trinity */ 227 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 228 }; 229 #define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) 230 231 USB_DECLARE_DRIVER(uvscom); 232 233 #ifdef __FreeBSD__ 234 Static device_probe_t uvscom_match; 235 Static device_attach_t uvscom_attach; 236 Static device_detach_t uvscom_detach; 237 238 Static device_method_t uvscom_methods[] = { 239 /* Device interface */ 240 DEVMETHOD(device_probe, uvscom_match), 241 DEVMETHOD(device_attach, uvscom_attach), 242 DEVMETHOD(device_detach, uvscom_detach), 243 { 0, 0 } 244 }; 245 246 Static driver_t uvscom_driver = { 247 "usio", 248 uvscom_methods, 249 sizeof (struct uvscom_softc) 250 }; 251 252 DRIVER_MODULE(uvscom, uhub, uvscom_driver, ucom_devclass, usbd_driver_load, 0); 253 MODULE_DEPEND(uvscom, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER); 254 MODULE_VERSION(uvscom, UVSCOM_MODVER); 255 #endif 256 257 USB_MATCH(uvscom) 258 { 259 USB_MATCH_START(uvscom, uaa); 260 261 if (uaa->iface != NULL) 262 return (UMATCH_NONE); 263 264 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? 265 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 266 } 267 268 USB_ATTACH(uvscom) 269 { 270 USB_ATTACH_START(uvscom, sc, uaa); 271 usbd_device_handle dev = uaa->device; 272 usb_config_descriptor_t *cdesc; 273 usb_interface_descriptor_t *id; 274 usb_endpoint_descriptor_t *ed; 275 char devinfo[1024]; 276 const char *devname = USBDEVNAME(sc->sc_dev); 277 usbd_status err; 278 int i; 279 struct ucom_attach_args uca; 280 281 usbd_devinfo(dev, 0, devinfo); 282 USB_ATTACH_SETUP; 283 printf("%s: %s\n", devname, devinfo); 284 285 sc->sc_udev = dev; 286 287 DPRINTF(("uvscom attach: sc = %p\n", sc)); 288 289 /* initialize endpoints */ 290 uca.bulkin = uca.bulkout = -1; 291 sc->sc_intr_number = -1; 292 sc->sc_intr_pipe = NULL; 293 294 /* Move the device into the configured state. */ 295 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 296 if (err) { 297 printf("%s: failed to set configuration, err=%s\n", 298 devname, usbd_errstr(err)); 299 sc->sc_dying = 1; 300 USB_ATTACH_ERROR_RETURN; 301 } 302 303 /* get the config descriptor */ 304 cdesc = usbd_get_config_descriptor(sc->sc_udev); 305 306 if (cdesc == NULL) { 307 printf("%s: failed to get configuration descriptor\n", 308 USBDEVNAME(sc->sc_dev)); 309 sc->sc_dying = 1; 310 USB_ATTACH_ERROR_RETURN; 311 } 312 313 /* get the common interface */ 314 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 315 &sc->sc_iface); 316 if (err) { 317 printf("%s: failed to get interface, err=%s\n", 318 devname, usbd_errstr(err)); 319 sc->sc_dying = 1; 320 USB_ATTACH_ERROR_RETURN; 321 } 322 323 id = usbd_get_interface_descriptor(sc->sc_iface); 324 sc->sc_iface_number = id->bInterfaceNumber; 325 326 /* Find endpoints */ 327 for (i = 0; i < id->bNumEndpoints; i++) { 328 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 329 if (ed == NULL) { 330 printf("%s: no endpoint descriptor for %d\n", 331 USBDEVNAME(sc->sc_dev), i); 332 sc->sc_dying = 1; 333 USB_ATTACH_ERROR_RETURN; 334 } 335 336 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 337 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 338 uca.bulkin = ed->bEndpointAddress; 339 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 340 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 341 uca.bulkout = ed->bEndpointAddress; 342 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 343 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 344 sc->sc_intr_number = ed->bEndpointAddress; 345 sc->sc_isize = UGETW(ed->wMaxPacketSize); 346 } 347 } 348 349 if (uca.bulkin == -1) { 350 printf("%s: Could not find data bulk in\n", 351 USBDEVNAME(sc->sc_dev)); 352 sc->sc_dying = 1; 353 USB_ATTACH_ERROR_RETURN; 354 } 355 if (uca.bulkout == -1) { 356 printf("%s: Could not find data bulk out\n", 357 USBDEVNAME(sc->sc_dev)); 358 sc->sc_dying = 1; 359 USB_ATTACH_ERROR_RETURN; 360 } 361 if (sc->sc_intr_number == -1) { 362 printf("%s: Could not find interrupt in\n", 363 USBDEVNAME(sc->sc_dev)); 364 sc->sc_dying = 1; 365 USB_ATTACH_ERROR_RETURN; 366 } 367 368 sc->sc_dtr = sc->sc_rts = 0; 369 sc->sc_lcr = UVSCOM_LINE_INIT; 370 371 uca.portno = UCOM_UNK_PORTNO; 372 /* bulkin, bulkout set above */ 373 uca.ibufsize = UVSCOMIBUFSIZE; 374 uca.obufsize = UVSCOMOBUFSIZE; 375 uca.ibufsizepad = UVSCOMIBUFSIZE; 376 uca.opkthdrlen = 0; 377 uca.device = dev; 378 uca.iface = sc->sc_iface; 379 uca.methods = &uvscom_methods; 380 uca.arg = sc; 381 uca.info = NULL; 382 383 err = uvscom_reset(sc); 384 385 if (err) { 386 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 387 usbd_errstr(err)); 388 sc->sc_dying = 1; 389 USB_ATTACH_ERROR_RETURN; 390 } 391 392 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 393 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 394 395 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 396 USBDEV(sc->sc_dev)); 397 398 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 399 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 400 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 401 402 USB_ATTACH_SUCCESS_RETURN; 403 } 404 405 USB_DETACH(uvscom) 406 { 407 USB_DETACH_START(uvscom, sc); 408 int rv = 0; 409 410 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 411 412 sc->sc_dying = 1; 413 414 if (sc->sc_intr_pipe != NULL) { 415 usbd_abort_pipe(sc->sc_intr_pipe); 416 usbd_close_pipe(sc->sc_intr_pipe); 417 free(sc->sc_intr_buf, M_USBDEV); 418 sc->sc_intr_pipe = NULL; 419 } 420 421 sc->sc_dying = 1; 422 if (sc->sc_subdev != NULL) { 423 rv = config_detach(sc->sc_subdev, flags); 424 sc->sc_subdev = NULL; 425 } 426 427 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 428 USBDEV(sc->sc_dev)); 429 430 return (rv); 431 } 432 433 int 434 uvscom_activate(device_ptr_t self, enum devact act) 435 { 436 struct uvscom_softc *sc = (struct uvscom_softc *)self; 437 int rv = 0; 438 439 switch (act) { 440 case DVACT_ACTIVATE: 441 return (EOPNOTSUPP); 442 443 case DVACT_DEACTIVATE: 444 if (sc->sc_subdev != NULL) 445 rv = config_deactivate(sc->sc_subdev); 446 sc->sc_dying = 1; 447 break; 448 } 449 return (rv); 450 } 451 452 Static usbd_status 453 uvscom_readstat(struct uvscom_softc *sc) 454 { 455 usb_device_request_t req; 456 usbd_status err; 457 uint16_t r; 458 459 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); 460 461 req.bmRequestType = UT_READ_VENDOR_DEVICE; 462 req.bRequest = UVSCOM_READ_STATUS; 463 USETW(req.wValue, 0); 464 USETW(req.wIndex, 0); 465 USETW(req.wLength, 2); 466 467 err = usbd_do_request(sc->sc_udev, &req, &r); 468 if (err) { 469 printf("%s: uvscom_readstat: %s\n", 470 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 471 return (err); 472 } 473 474 DPRINTF(("%s: uvscom_readstat: r = %d\n", 475 USBDEVNAME(sc->sc_dev), r)); 476 477 return (USBD_NORMAL_COMPLETION); 478 } 479 480 Static usbd_status 481 uvscom_shutdown(struct uvscom_softc *sc) 482 { 483 usb_device_request_t req; 484 usbd_status err; 485 486 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); 487 488 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 489 req.bRequest = UVSCOM_SHUTDOWN; 490 USETW(req.wValue, 0); 491 USETW(req.wIndex, 0); 492 USETW(req.wLength, 0); 493 494 err = usbd_do_request(sc->sc_udev, &req, NULL); 495 if (err) { 496 printf("%s: uvscom_shutdown: %s\n", 497 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 498 return (err); 499 } 500 501 return (USBD_NORMAL_COMPLETION); 502 } 503 504 Static usbd_status 505 uvscom_reset(struct uvscom_softc *sc) 506 { 507 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 508 509 return (USBD_NORMAL_COMPLETION); 510 } 511 512 Static usbd_status 513 uvscom_set_crtscts(struct uvscom_softc *sc) 514 { 515 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); 516 517 return (USBD_NORMAL_COMPLETION); 518 } 519 520 Static usbd_status 521 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 522 { 523 usb_device_request_t req; 524 usbd_status err; 525 526 DPRINTF(("%s: uvscom_set_line: %04x\n", 527 USBDEVNAME(sc->sc_dev), line)); 528 529 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 530 req.bRequest = UVSCOM_LINE_CTL; 531 USETW(req.wValue, line); 532 USETW(req.wIndex, 0); 533 USETW(req.wLength, 0); 534 535 err = usbd_do_request(sc->sc_udev, &req, NULL); 536 if (err) { 537 printf("%s: uvscom_set_line: %s\n", 538 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 539 return (err); 540 } 541 542 return (USBD_NORMAL_COMPLETION); 543 } 544 545 Static usbd_status 546 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 547 { 548 usb_device_request_t req; 549 usbd_status err; 550 551 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 552 USBDEVNAME(sc->sc_dev), lsp, ls)); 553 554 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 555 req.bRequest = UVSCOM_SET_SPEED; 556 USETW(req.wValue, lsp); 557 USETW(req.wIndex, 0); 558 USETW(req.wLength, 0); 559 560 err = usbd_do_request(sc->sc_udev, &req, NULL); 561 if (err) { 562 printf("%s: uvscom_set_line_coding: %s\n", 563 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 564 return (err); 565 } 566 567 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 568 req.bRequest = UVSCOM_SET_PARAM; 569 USETW(req.wValue, ls); 570 USETW(req.wIndex, 0); 571 USETW(req.wLength, 0); 572 573 err = usbd_do_request(sc->sc_udev, &req, NULL); 574 if (err) { 575 printf("%s: uvscom_set_line_coding: %s\n", 576 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 577 return (err); 578 } 579 580 return (USBD_NORMAL_COMPLETION); 581 } 582 583 Static void 584 uvscom_dtr(struct uvscom_softc *sc, int onoff) 585 { 586 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 587 USBDEVNAME(sc->sc_dev), onoff)); 588 589 if (sc->sc_dtr == onoff) 590 return; /* no change */ 591 592 sc->sc_dtr = onoff; 593 594 if (onoff) 595 SET(sc->sc_lcr, UVSCOM_DTR); 596 else 597 CLR(sc->sc_lcr, UVSCOM_DTR); 598 599 uvscom_set_line(sc, sc->sc_lcr); 600 } 601 602 Static void 603 uvscom_rts(struct uvscom_softc *sc, int onoff) 604 { 605 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 606 USBDEVNAME(sc->sc_dev), onoff)); 607 608 if (sc->sc_rts == onoff) 609 return; /* no change */ 610 611 sc->sc_rts = onoff; 612 613 if (onoff) 614 SET(sc->sc_lcr, UVSCOM_RTS); 615 else 616 CLR(sc->sc_lcr, UVSCOM_RTS); 617 618 uvscom_set_line(sc, sc->sc_lcr); 619 } 620 621 Static void 622 uvscom_break(struct uvscom_softc *sc, int onoff) 623 { 624 DPRINTF(("%s: uvscom_break: onoff = %d\n", 625 USBDEVNAME(sc->sc_dev), onoff)); 626 627 if (onoff) 628 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 629 } 630 631 Static void 632 uvscom_set(void *addr, int portno, int reg, int onoff) 633 { 634 struct uvscom_softc *sc = addr; 635 636 switch (reg) { 637 case UCOM_SET_DTR: 638 uvscom_dtr(sc, onoff); 639 break; 640 case UCOM_SET_RTS: 641 uvscom_rts(sc, onoff); 642 break; 643 case UCOM_SET_BREAK: 644 uvscom_break(sc, onoff); 645 break; 646 default: 647 break; 648 } 649 } 650 651 Static int 652 uvscom_param(void *addr, int portno, struct termios *t) 653 { 654 struct uvscom_softc *sc = addr; 655 usbd_status err; 656 uint16_t lsp; 657 uint16_t ls; 658 659 DPRINTF(("%s: uvscom_param: sc = %p\n", 660 USBDEVNAME(sc->sc_dev), sc)); 661 662 ls = 0; 663 664 switch (t->c_ospeed) { 665 case B150: 666 lsp = UVSCOM_SPEED_150BPS; 667 break; 668 case B300: 669 lsp = UVSCOM_SPEED_300BPS; 670 break; 671 case B600: 672 lsp = UVSCOM_SPEED_600BPS; 673 break; 674 case B1200: 675 lsp = UVSCOM_SPEED_1200BPS; 676 break; 677 case B2400: 678 lsp = UVSCOM_SPEED_2400BPS; 679 break; 680 case B4800: 681 lsp = UVSCOM_SPEED_4800BPS; 682 break; 683 case B9600: 684 lsp = UVSCOM_SPEED_9600BPS; 685 break; 686 case B19200: 687 lsp = UVSCOM_SPEED_19200BPS; 688 break; 689 case B38400: 690 lsp = UVSCOM_SPEED_38400BPS; 691 break; 692 case B57600: 693 lsp = UVSCOM_SPEED_57600BPS; 694 break; 695 case B115200: 696 lsp = UVSCOM_SPEED_115200BPS; 697 break; 698 default: 699 return (EIO); 700 } 701 702 if (ISSET(t->c_cflag, CSTOPB)) 703 SET(ls, UVSCOM_STOP_BIT_2); 704 else 705 SET(ls, UVSCOM_STOP_BIT_1); 706 707 if (ISSET(t->c_cflag, PARENB)) { 708 if (ISSET(t->c_cflag, PARODD)) 709 SET(ls, UVSCOM_PARITY_ODD); 710 else 711 SET(ls, UVSCOM_PARITY_EVEN); 712 } else 713 SET(ls, UVSCOM_PARITY_NONE); 714 715 switch (ISSET(t->c_cflag, CSIZE)) { 716 case CS5: 717 SET(ls, UVSCOM_DATA_BIT_5); 718 break; 719 case CS6: 720 SET(ls, UVSCOM_DATA_BIT_6); 721 break; 722 case CS7: 723 SET(ls, UVSCOM_DATA_BIT_7); 724 break; 725 case CS8: 726 SET(ls, UVSCOM_DATA_BIT_8); 727 break; 728 default: 729 return (EIO); 730 } 731 732 err = uvscom_set_line_coding(sc, lsp, ls); 733 if (err) 734 return (EIO); 735 736 if (ISSET(t->c_cflag, CRTSCTS)) { 737 err = uvscom_set_crtscts(sc); 738 if (err) 739 return (EIO); 740 } 741 742 return (0); 743 } 744 745 Static int 746 uvscom_open(void *addr, int portno) 747 { 748 struct uvscom_softc *sc = addr; 749 int err; 750 int i; 751 752 if (sc->sc_dying) 753 return (EIO); 754 755 DPRINTF(("uvscom_open: sc = %p\n", sc)); 756 757 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 758 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 759 760 sc->sc_usr = 0; /* clear unit status */ 761 762 err = uvscom_readstat(sc); 763 if (err) { 764 DPRINTF(("%s: uvscom_open: readstat faild\n", 765 USBDEVNAME(sc->sc_dev))); 766 return (EIO); 767 } 768 769 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 770 err = usbd_open_pipe_intr(sc->sc_iface, 771 sc->sc_intr_number, 772 USBD_SHORT_XFER_OK, 773 &sc->sc_intr_pipe, 774 sc, 775 sc->sc_intr_buf, 776 sc->sc_isize, 777 uvscom_intr, 778 UVSCOM_INTR_INTERVAL); 779 if (err) { 780 printf("%s: cannot open interrupt pipe (addr %d)\n", 781 USBDEVNAME(sc->sc_dev), 782 sc->sc_intr_number); 783 return (EIO); 784 } 785 } else { 786 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 787 } 788 789 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 790 /* unit is not ready */ 791 792 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 793 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 794 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 795 break; 796 } 797 if (i == 0) { 798 DPRINTF(("%s: unit is not ready\n", 799 USBDEVNAME(sc->sc_dev))); 800 return (EIO); 801 } 802 803 /* check PC card was inserted */ 804 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 805 DPRINTF(("%s: no card\n", 806 USBDEVNAME(sc->sc_dev))); 807 return (EIO); 808 } 809 } 810 811 return (0); 812 } 813 814 Static void 815 uvscom_close(void *addr, int portno) 816 { 817 struct uvscom_softc *sc = addr; 818 int err; 819 820 if (sc->sc_dying) 821 return; 822 823 DPRINTF(("uvscom_close: close\n")); 824 825 uvscom_shutdown(sc); 826 827 if (sc->sc_intr_pipe != NULL) { 828 err = usbd_abort_pipe(sc->sc_intr_pipe); 829 if (err) 830 printf("%s: abort interrupt pipe failed: %s\n", 831 USBDEVNAME(sc->sc_dev), 832 usbd_errstr(err)); 833 err = usbd_close_pipe(sc->sc_intr_pipe); 834 if (err) 835 printf("%s: close interrupt pipe failed: %s\n", 836 USBDEVNAME(sc->sc_dev), 837 usbd_errstr(err)); 838 free(sc->sc_intr_buf, M_USBDEV); 839 sc->sc_intr_pipe = NULL; 840 } 841 } 842 843 Static void 844 uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 845 { 846 struct uvscom_softc *sc = priv; 847 u_char *buf = sc->sc_intr_buf; 848 u_char pstatus; 849 850 if (sc->sc_dying) 851 return; 852 853 if (status != USBD_NORMAL_COMPLETION) { 854 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 855 return; 856 857 printf("%s: uvscom_intr: abnormal status: %s\n", 858 USBDEVNAME(sc->sc_dev), 859 usbd_errstr(status)); 860 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 861 return; 862 } 863 864 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 865 USBDEVNAME(sc->sc_dev), buf[0], buf[1])); 866 867 sc->sc_lsr = sc->sc_msr = 0; 868 sc->sc_usr = buf[1]; 869 870 pstatus = buf[0]; 871 if (ISSET(pstatus, UVSCOM_TXRDY)) 872 SET(sc->sc_lsr, ULSR_TXRDY); 873 if (ISSET(pstatus, UVSCOM_RXRDY)) 874 SET(sc->sc_lsr, ULSR_RXRDY); 875 876 pstatus = buf[1]; 877 if (ISSET(pstatus, UVSCOM_CTS)) 878 SET(sc->sc_msr, UMSR_CTS); 879 if (ISSET(pstatus, UVSCOM_DSR)) 880 SET(sc->sc_msr, UMSR_DSR); 881 if (ISSET(pstatus, UVSCOM_DCD)) 882 SET(sc->sc_msr, UMSR_DCD); 883 884 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 885 } 886 887 Static void 888 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 889 { 890 struct uvscom_softc *sc = addr; 891 892 if (lsr != NULL) 893 *lsr = sc->sc_lsr; 894 if (msr != NULL) 895 *msr = sc->sc_msr; 896 } 897 898