1 /* $NetBSD: uvscom.c,v 1.14 2005/02/16 07:52:47 martin 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 1.14 2005/02/16 07:52:47 martin 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 devinfo[1024]; 280 const char *devname = USBDEVNAME(sc->sc_dev); 281 usbd_status err; 282 int i; 283 struct ucom_attach_args uca; 284 285 usbd_devinfo(dev, 0, devinfo, sizeof(devinfo)); 286 USB_ATTACH_SETUP; 287 printf("%s: %s\n", devname, devinfo); 288 289 sc->sc_udev = dev; 290 291 DPRINTF(("uvscom attach: sc = %p\n", sc)); 292 293 /* initialize endpoints */ 294 uca.bulkin = uca.bulkout = -1; 295 sc->sc_intr_number = -1; 296 sc->sc_intr_pipe = NULL; 297 298 /* Move the device into the configured state. */ 299 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 300 if (err) { 301 printf("%s: failed to set configuration, err=%s\n", 302 devname, usbd_errstr(err)); 303 sc->sc_dying = 1; 304 USB_ATTACH_ERROR_RETURN; 305 } 306 307 /* get the config descriptor */ 308 cdesc = usbd_get_config_descriptor(sc->sc_udev); 309 310 if (cdesc == NULL) { 311 printf("%s: failed to get configuration descriptor\n", 312 USBDEVNAME(sc->sc_dev)); 313 sc->sc_dying = 1; 314 USB_ATTACH_ERROR_RETURN; 315 } 316 317 /* get the common interface */ 318 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 319 &sc->sc_iface); 320 if (err) { 321 printf("%s: failed to get interface, err=%s\n", 322 devname, usbd_errstr(err)); 323 sc->sc_dying = 1; 324 USB_ATTACH_ERROR_RETURN; 325 } 326 327 id = usbd_get_interface_descriptor(sc->sc_iface); 328 sc->sc_iface_number = id->bInterfaceNumber; 329 330 /* Find endpoints */ 331 for (i = 0; i < id->bNumEndpoints; i++) { 332 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 333 if (ed == NULL) { 334 printf("%s: no endpoint descriptor for %d\n", 335 USBDEVNAME(sc->sc_dev), i); 336 sc->sc_dying = 1; 337 USB_ATTACH_ERROR_RETURN; 338 } 339 340 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 341 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 342 uca.bulkin = ed->bEndpointAddress; 343 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 344 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 345 uca.bulkout = ed->bEndpointAddress; 346 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 347 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 348 sc->sc_intr_number = ed->bEndpointAddress; 349 sc->sc_isize = UGETW(ed->wMaxPacketSize); 350 } 351 } 352 353 if (uca.bulkin == -1) { 354 printf("%s: Could not find data bulk in\n", 355 USBDEVNAME(sc->sc_dev)); 356 sc->sc_dying = 1; 357 USB_ATTACH_ERROR_RETURN; 358 } 359 if (uca.bulkout == -1) { 360 printf("%s: Could not find data bulk out\n", 361 USBDEVNAME(sc->sc_dev)); 362 sc->sc_dying = 1; 363 USB_ATTACH_ERROR_RETURN; 364 } 365 if (sc->sc_intr_number == -1) { 366 printf("%s: Could not find interrupt in\n", 367 USBDEVNAME(sc->sc_dev)); 368 sc->sc_dying = 1; 369 USB_ATTACH_ERROR_RETURN; 370 } 371 372 sc->sc_dtr = sc->sc_rts = 0; 373 sc->sc_lcr = UVSCOM_LINE_INIT; 374 375 uca.portno = UCOM_UNK_PORTNO; 376 /* bulkin, bulkout set above */ 377 uca.ibufsize = UVSCOMIBUFSIZE; 378 uca.obufsize = UVSCOMOBUFSIZE; 379 uca.ibufsizepad = UVSCOMIBUFSIZE; 380 uca.opkthdrlen = 0; 381 uca.device = dev; 382 uca.iface = sc->sc_iface; 383 uca.methods = &uvscom_methods; 384 uca.arg = sc; 385 uca.info = NULL; 386 387 err = uvscom_reset(sc); 388 389 if (err) { 390 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 391 usbd_errstr(err)); 392 sc->sc_dying = 1; 393 USB_ATTACH_ERROR_RETURN; 394 } 395 396 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 397 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 398 399 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 400 USBDEV(sc->sc_dev)); 401 402 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 403 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 404 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca, 405 ucomprint, ucomsubmatch); 406 407 USB_ATTACH_SUCCESS_RETURN; 408 } 409 410 USB_DETACH(uvscom) 411 { 412 USB_DETACH_START(uvscom, sc); 413 int rv = 0; 414 415 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 416 417 sc->sc_dying = 1; 418 419 if (sc->sc_intr_pipe != NULL) { 420 usbd_abort_pipe(sc->sc_intr_pipe); 421 usbd_close_pipe(sc->sc_intr_pipe); 422 free(sc->sc_intr_buf, M_USBDEV); 423 sc->sc_intr_pipe = NULL; 424 } 425 426 sc->sc_dying = 1; 427 if (sc->sc_subdev != NULL) { 428 rv = config_detach(sc->sc_subdev, flags); 429 sc->sc_subdev = NULL; 430 } 431 432 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 433 USBDEV(sc->sc_dev)); 434 435 return (rv); 436 } 437 438 int 439 uvscom_activate(device_ptr_t self, enum devact act) 440 { 441 struct uvscom_softc *sc = (struct uvscom_softc *)self; 442 int rv = 0; 443 444 switch (act) { 445 case DVACT_ACTIVATE: 446 return (EOPNOTSUPP); 447 448 case DVACT_DEACTIVATE: 449 if (sc->sc_subdev != NULL) 450 rv = config_deactivate(sc->sc_subdev); 451 sc->sc_dying = 1; 452 break; 453 } 454 return (rv); 455 } 456 457 Static usbd_status 458 uvscom_readstat(struct uvscom_softc *sc) 459 { 460 usb_device_request_t req; 461 usbd_status err; 462 uint16_t r; 463 464 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); 465 466 req.bmRequestType = UT_READ_VENDOR_DEVICE; 467 req.bRequest = UVSCOM_READ_STATUS; 468 USETW(req.wValue, 0); 469 USETW(req.wIndex, 0); 470 USETW(req.wLength, 2); 471 472 err = usbd_do_request(sc->sc_udev, &req, &r); 473 if (err) { 474 printf("%s: uvscom_readstat: %s\n", 475 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 476 return (err); 477 } 478 479 DPRINTF(("%s: uvscom_readstat: r = %d\n", 480 USBDEVNAME(sc->sc_dev), r)); 481 482 return (USBD_NORMAL_COMPLETION); 483 } 484 485 Static usbd_status 486 uvscom_shutdown(struct uvscom_softc *sc) 487 { 488 usb_device_request_t req; 489 usbd_status err; 490 491 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); 492 493 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 494 req.bRequest = UVSCOM_SHUTDOWN; 495 USETW(req.wValue, 0); 496 USETW(req.wIndex, 0); 497 USETW(req.wLength, 0); 498 499 err = usbd_do_request(sc->sc_udev, &req, NULL); 500 if (err) { 501 printf("%s: uvscom_shutdown: %s\n", 502 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 503 return (err); 504 } 505 506 return (USBD_NORMAL_COMPLETION); 507 } 508 509 Static usbd_status 510 uvscom_reset(struct uvscom_softc *sc) 511 { 512 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 513 514 return (USBD_NORMAL_COMPLETION); 515 } 516 517 Static usbd_status 518 uvscom_set_crtscts(struct uvscom_softc *sc) 519 { 520 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); 521 522 return (USBD_NORMAL_COMPLETION); 523 } 524 525 Static usbd_status 526 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 527 { 528 usb_device_request_t req; 529 usbd_status err; 530 531 DPRINTF(("%s: uvscom_set_line: %04x\n", 532 USBDEVNAME(sc->sc_dev), line)); 533 534 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 535 req.bRequest = UVSCOM_LINE_CTL; 536 USETW(req.wValue, line); 537 USETW(req.wIndex, 0); 538 USETW(req.wLength, 0); 539 540 err = usbd_do_request(sc->sc_udev, &req, NULL); 541 if (err) { 542 printf("%s: uvscom_set_line: %s\n", 543 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 544 return (err); 545 } 546 547 return (USBD_NORMAL_COMPLETION); 548 } 549 550 Static usbd_status 551 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 552 { 553 usb_device_request_t req; 554 usbd_status err; 555 556 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 557 USBDEVNAME(sc->sc_dev), lsp, ls)); 558 559 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 560 req.bRequest = UVSCOM_SET_SPEED; 561 USETW(req.wValue, lsp); 562 USETW(req.wIndex, 0); 563 USETW(req.wLength, 0); 564 565 err = usbd_do_request(sc->sc_udev, &req, NULL); 566 if (err) { 567 printf("%s: uvscom_set_line_coding: %s\n", 568 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 569 return (err); 570 } 571 572 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 573 req.bRequest = UVSCOM_SET_PARAM; 574 USETW(req.wValue, ls); 575 USETW(req.wIndex, 0); 576 USETW(req.wLength, 0); 577 578 err = usbd_do_request(sc->sc_udev, &req, NULL); 579 if (err) { 580 printf("%s: uvscom_set_line_coding: %s\n", 581 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 582 return (err); 583 } 584 585 return (USBD_NORMAL_COMPLETION); 586 } 587 588 Static void 589 uvscom_dtr(struct uvscom_softc *sc, int onoff) 590 { 591 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 592 USBDEVNAME(sc->sc_dev), onoff)); 593 594 if (sc->sc_dtr == onoff) 595 return; /* no change */ 596 597 sc->sc_dtr = onoff; 598 599 if (onoff) 600 SET(sc->sc_lcr, UVSCOM_DTR); 601 else 602 CLR(sc->sc_lcr, UVSCOM_DTR); 603 604 uvscom_set_line(sc, sc->sc_lcr); 605 } 606 607 Static void 608 uvscom_rts(struct uvscom_softc *sc, int onoff) 609 { 610 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 611 USBDEVNAME(sc->sc_dev), onoff)); 612 613 if (sc->sc_rts == onoff) 614 return; /* no change */ 615 616 sc->sc_rts = onoff; 617 618 if (onoff) 619 SET(sc->sc_lcr, UVSCOM_RTS); 620 else 621 CLR(sc->sc_lcr, UVSCOM_RTS); 622 623 uvscom_set_line(sc, sc->sc_lcr); 624 } 625 626 Static void 627 uvscom_break(struct uvscom_softc *sc, int onoff) 628 { 629 DPRINTF(("%s: uvscom_break: onoff = %d\n", 630 USBDEVNAME(sc->sc_dev), onoff)); 631 632 if (onoff) 633 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 634 } 635 636 Static void 637 uvscom_set(void *addr, int portno, int reg, int onoff) 638 { 639 struct uvscom_softc *sc = addr; 640 641 switch (reg) { 642 case UCOM_SET_DTR: 643 uvscom_dtr(sc, onoff); 644 break; 645 case UCOM_SET_RTS: 646 uvscom_rts(sc, onoff); 647 break; 648 case UCOM_SET_BREAK: 649 uvscom_break(sc, onoff); 650 break; 651 default: 652 break; 653 } 654 } 655 656 Static int 657 uvscom_param(void *addr, int portno, struct termios *t) 658 { 659 struct uvscom_softc *sc = addr; 660 usbd_status err; 661 uint16_t lsp; 662 uint16_t ls; 663 664 DPRINTF(("%s: uvscom_param: sc = %p\n", 665 USBDEVNAME(sc->sc_dev), sc)); 666 667 ls = 0; 668 669 switch (t->c_ospeed) { 670 case B150: 671 lsp = UVSCOM_SPEED_150BPS; 672 break; 673 case B300: 674 lsp = UVSCOM_SPEED_300BPS; 675 break; 676 case B600: 677 lsp = UVSCOM_SPEED_600BPS; 678 break; 679 case B1200: 680 lsp = UVSCOM_SPEED_1200BPS; 681 break; 682 case B2400: 683 lsp = UVSCOM_SPEED_2400BPS; 684 break; 685 case B4800: 686 lsp = UVSCOM_SPEED_4800BPS; 687 break; 688 case B9600: 689 lsp = UVSCOM_SPEED_9600BPS; 690 break; 691 case B19200: 692 lsp = UVSCOM_SPEED_19200BPS; 693 break; 694 case B38400: 695 lsp = UVSCOM_SPEED_38400BPS; 696 break; 697 case B57600: 698 lsp = UVSCOM_SPEED_57600BPS; 699 break; 700 case B115200: 701 lsp = UVSCOM_SPEED_115200BPS; 702 break; 703 default: 704 return (EIO); 705 } 706 707 if (ISSET(t->c_cflag, CSTOPB)) 708 SET(ls, UVSCOM_STOP_BIT_2); 709 else 710 SET(ls, UVSCOM_STOP_BIT_1); 711 712 if (ISSET(t->c_cflag, PARENB)) { 713 if (ISSET(t->c_cflag, PARODD)) 714 SET(ls, UVSCOM_PARITY_ODD); 715 else 716 SET(ls, UVSCOM_PARITY_EVEN); 717 } else 718 SET(ls, UVSCOM_PARITY_NONE); 719 720 switch (ISSET(t->c_cflag, CSIZE)) { 721 case CS5: 722 SET(ls, UVSCOM_DATA_BIT_5); 723 break; 724 case CS6: 725 SET(ls, UVSCOM_DATA_BIT_6); 726 break; 727 case CS7: 728 SET(ls, UVSCOM_DATA_BIT_7); 729 break; 730 case CS8: 731 SET(ls, UVSCOM_DATA_BIT_8); 732 break; 733 default: 734 return (EIO); 735 } 736 737 err = uvscom_set_line_coding(sc, lsp, ls); 738 if (err) 739 return (EIO); 740 741 if (ISSET(t->c_cflag, CRTSCTS)) { 742 err = uvscom_set_crtscts(sc); 743 if (err) 744 return (EIO); 745 } 746 747 return (0); 748 } 749 750 Static int 751 uvscom_open(void *addr, int portno) 752 { 753 struct uvscom_softc *sc = addr; 754 int err; 755 int i; 756 757 if (sc->sc_dying) 758 return (EIO); 759 760 DPRINTF(("uvscom_open: sc = %p\n", sc)); 761 762 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 763 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 764 765 sc->sc_usr = 0; /* clear unit status */ 766 767 err = uvscom_readstat(sc); 768 if (err) { 769 DPRINTF(("%s: uvscom_open: readstat faild\n", 770 USBDEVNAME(sc->sc_dev))); 771 return (EIO); 772 } 773 774 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 775 err = usbd_open_pipe_intr(sc->sc_iface, 776 sc->sc_intr_number, 777 USBD_SHORT_XFER_OK, 778 &sc->sc_intr_pipe, 779 sc, 780 sc->sc_intr_buf, 781 sc->sc_isize, 782 uvscom_intr, 783 UVSCOM_INTR_INTERVAL); 784 if (err) { 785 printf("%s: cannot open interrupt pipe (addr %d)\n", 786 USBDEVNAME(sc->sc_dev), 787 sc->sc_intr_number); 788 return (EIO); 789 } 790 } else { 791 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 792 } 793 794 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 795 /* unit is not ready */ 796 797 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 798 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 799 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 800 break; 801 } 802 if (i == 0) { 803 DPRINTF(("%s: unit is not ready\n", 804 USBDEVNAME(sc->sc_dev))); 805 return (EIO); 806 } 807 808 /* check PC card was inserted */ 809 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 810 DPRINTF(("%s: no card\n", 811 USBDEVNAME(sc->sc_dev))); 812 return (EIO); 813 } 814 } 815 816 return (0); 817 } 818 819 Static void 820 uvscom_close(void *addr, int portno) 821 { 822 struct uvscom_softc *sc = addr; 823 int err; 824 825 if (sc->sc_dying) 826 return; 827 828 DPRINTF(("uvscom_close: close\n")); 829 830 uvscom_shutdown(sc); 831 832 if (sc->sc_intr_pipe != NULL) { 833 err = usbd_abort_pipe(sc->sc_intr_pipe); 834 if (err) 835 printf("%s: abort interrupt pipe failed: %s\n", 836 USBDEVNAME(sc->sc_dev), 837 usbd_errstr(err)); 838 err = usbd_close_pipe(sc->sc_intr_pipe); 839 if (err) 840 printf("%s: close interrupt pipe failed: %s\n", 841 USBDEVNAME(sc->sc_dev), 842 usbd_errstr(err)); 843 free(sc->sc_intr_buf, M_USBDEV); 844 sc->sc_intr_pipe = NULL; 845 } 846 } 847 848 Static void 849 uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 850 { 851 struct uvscom_softc *sc = priv; 852 u_char *buf = sc->sc_intr_buf; 853 u_char pstatus; 854 855 if (sc->sc_dying) 856 return; 857 858 if (status != USBD_NORMAL_COMPLETION) { 859 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 860 return; 861 862 printf("%s: uvscom_intr: abnormal status: %s\n", 863 USBDEVNAME(sc->sc_dev), 864 usbd_errstr(status)); 865 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 866 return; 867 } 868 869 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 870 USBDEVNAME(sc->sc_dev), buf[0], buf[1])); 871 872 sc->sc_lsr = sc->sc_msr = 0; 873 sc->sc_usr = buf[1]; 874 875 pstatus = buf[0]; 876 if (ISSET(pstatus, UVSCOM_TXRDY)) 877 SET(sc->sc_lsr, ULSR_TXRDY); 878 if (ISSET(pstatus, UVSCOM_RXRDY)) 879 SET(sc->sc_lsr, ULSR_RXRDY); 880 881 pstatus = buf[1]; 882 if (ISSET(pstatus, UVSCOM_CTS)) 883 SET(sc->sc_msr, UMSR_CTS); 884 if (ISSET(pstatus, UVSCOM_DSR)) 885 SET(sc->sc_msr, UMSR_DSR); 886 if (ISSET(pstatus, UVSCOM_DCD)) 887 SET(sc->sc_msr, UMSR_DCD); 888 889 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 890 } 891 892 Static void 893 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 894 { 895 struct uvscom_softc *sc = addr; 896 897 if (lsr != NULL) 898 *lsr = sc->sc_lsr; 899 if (msr != NULL) 900 *msr = sc->sc_msr; 901 } 902 903