1 /* $NetBSD: uvscom.c,v 1.30 2016/07/07 06:55:42 msaitoh 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 1.30 2016/07/07 06:55:42 msaitoh Exp $"); 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/kernel.h> 43 #include <sys/kmem.h> 44 #include <sys/fcntl.h> 45 #include <sys/conf.h> 46 #include <sys/tty.h> 47 #include <sys/file.h> 48 #include <sys/ioctl.h> 49 #include <sys/device.h> 50 #include <sys/proc.h> 51 #include <sys/poll.h> 52 53 #include <dev/usb/usb.h> 54 #include <dev/usb/usbcdc.h> 55 56 #include <dev/usb/usbdi.h> 57 #include <dev/usb/usbdi_util.h> 58 #include <dev/usb/usbdevs.h> 59 #include <dev/usb/usb_quirks.h> 60 61 #include <dev/usb/ucomvar.h> 62 63 #ifdef UVSCOM_DEBUG 64 static int uvscomdebug = 1; 65 66 #define DPRINTFN(n, x) do { \ 67 if (uvscomdebug > (n)) \ 68 printf x; \ 69 } while (0) 70 #else 71 #define DPRINTFN(n, x) 72 #endif 73 #define DPRINTF(x) DPRINTFN(0, x) 74 75 #define UVSCOM_CONFIG_INDEX 0 76 #define UVSCOM_IFACE_INDEX 0 77 78 #define UVSCOM_INTR_INTERVAL 100 /* mS */ 79 80 #define UVSCOM_UNIT_WAIT 5 81 82 /* Request */ 83 #define UVSCOM_SET_SPEED 0x10 84 #define UVSCOM_LINE_CTL 0x11 85 #define UVSCOM_SET_PARAM 0x12 86 #define UVSCOM_READ_STATUS 0xd0 87 #define UVSCOM_SHUTDOWN 0xe0 88 89 /* UVSCOM_SET_SPEED parameters */ 90 #define UVSCOM_SPEED_150BPS 0x00 91 #define UVSCOM_SPEED_300BPS 0x01 92 #define UVSCOM_SPEED_600BPS 0x02 93 #define UVSCOM_SPEED_1200BPS 0x03 94 #define UVSCOM_SPEED_2400BPS 0x04 95 #define UVSCOM_SPEED_4800BPS 0x05 96 #define UVSCOM_SPEED_9600BPS 0x06 97 #define UVSCOM_SPEED_19200BPS 0x07 98 #define UVSCOM_SPEED_38400BPS 0x08 99 #define UVSCOM_SPEED_57600BPS 0x09 100 #define UVSCOM_SPEED_115200BPS 0x0a 101 102 /* UVSCOM_LINE_CTL parameters */ 103 #define UVSCOM_BREAK 0x40 104 #define UVSCOM_RTS 0x02 105 #define UVSCOM_DTR 0x01 106 #define UVSCOM_LINE_INIT 0x08 107 108 /* UVSCOM_SET_PARAM parameters */ 109 #define UVSCOM_DATA_MASK 0x03 110 #define UVSCOM_DATA_BIT_8 0x03 111 #define UVSCOM_DATA_BIT_7 0x02 112 #define UVSCOM_DATA_BIT_6 0x01 113 #define UVSCOM_DATA_BIT_5 0x00 114 115 #define UVSCOM_STOP_MASK 0x04 116 #define UVSCOM_STOP_BIT_2 0x04 117 #define UVSCOM_STOP_BIT_1 0x00 118 119 #define UVSCOM_PARITY_MASK 0x18 120 #define UVSCOM_PARITY_EVEN 0x18 121 #if 0 122 #define UVSCOM_PARITY_UNK 0x10 123 #endif 124 #define UVSCOM_PARITY_ODD 0x08 125 #define UVSCOM_PARITY_NONE 0x00 126 127 /* Status bits */ 128 #define UVSCOM_TXRDY 0x04 129 #define UVSCOM_RXRDY 0x01 130 131 #define UVSCOM_DCD 0x08 132 #define UVSCOM_NOCARD 0x04 133 #define UVSCOM_DSR 0x02 134 #define UVSCOM_CTS 0x01 135 #define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 136 137 struct uvscom_softc { 138 device_t sc_dev; /* base device */ 139 struct usbd_device * sc_udev; /* USB device */ 140 struct usbd_interface * sc_iface; /* interface */ 141 int sc_iface_number;/* interface number */ 142 143 struct usbd_interface * sc_intr_iface; /* interrupt interface */ 144 int sc_intr_number; /* interrupt number */ 145 struct usbd_pipe * sc_intr_pipe; /* interrupt pipe */ 146 u_char *sc_intr_buf; /* interrupt buffer */ 147 int sc_isize; 148 149 u_char sc_dtr; /* current DTR state */ 150 u_char sc_rts; /* current RTS state */ 151 152 u_char sc_lsr; /* Local status register */ 153 u_char sc_msr; /* uvscom status register */ 154 155 uint16_t sc_lcr; /* Line control */ 156 u_char sc_usr; /* unit status */ 157 158 device_t sc_subdev; /* ucom device */ 159 u_char sc_dying; /* disconnecting */ 160 }; 161 162 /* 163 * These are the maximum number of bytes transferred per frame. 164 * The output buffer size cannot be increased due to the size encoding. 165 */ 166 #define UVSCOMIBUFSIZE 512 167 #define UVSCOMOBUFSIZE 64 168 169 Static usbd_status uvscom_readstat(struct uvscom_softc *); 170 Static usbd_status uvscom_shutdown(struct uvscom_softc *); 171 Static usbd_status uvscom_reset(struct uvscom_softc *); 172 Static usbd_status uvscom_set_line_coding(struct uvscom_softc *, 173 uint16_t, uint16_t); 174 Static usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 175 Static usbd_status uvscom_set_crtscts(struct uvscom_softc *); 176 Static void uvscom_get_status(void *, int, u_char *, u_char *); 177 Static void uvscom_dtr(struct uvscom_softc *, int); 178 Static void uvscom_rts(struct uvscom_softc *, int); 179 Static void uvscom_break(struct uvscom_softc *, int); 180 181 Static void uvscom_set(void *, int, int, int); 182 Static void uvscom_intr(struct usbd_xfer *, void *, usbd_status); 183 Static int uvscom_param(void *, int, struct termios *); 184 Static int uvscom_open(void *, int); 185 Static void uvscom_close(void *, int); 186 187 struct ucom_methods uvscom_methods = { 188 .ucom_get_status = uvscom_get_status, 189 .ucom_set = uvscom_set, 190 .ucom_param = uvscom_param, 191 .ucom_ioctl = NULL, /* TODO */ 192 .ucom_open = uvscom_open, 193 .ucom_close = uvscom_close, 194 .ucom_read = NULL, 195 .ucom_write = NULL 196 }; 197 198 static const struct usb_devno uvscom_devs [] = { 199 /* SUNTAC U-Cable type A4 */ 200 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4 }, 201 /* SUNTAC U-Cable type D2 */ 202 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 203 /* SUNTAC U-Cable type P1 */ 204 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 205 /* SUNTAC Slipper U */ 206 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 207 /* SUNTAC Ir-Trinity */ 208 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 209 }; 210 #define uvscom_lookup(v, p) usb_lookup(uvscom_devs, v, p) 211 212 int uvscom_match(device_t, cfdata_t, void *); 213 void uvscom_attach(device_t, device_t, void *); 214 void uvscom_childdet(device_t, device_t); 215 int uvscom_detach(device_t, int); 216 int uvscom_activate(device_t, enum devact); 217 extern struct cfdriver uvscom_cd; 218 CFATTACH_DECL2_NEW(uvscom, sizeof(struct uvscom_softc), uvscom_match, 219 uvscom_attach, uvscom_detach, uvscom_activate, NULL, uvscom_childdet); 220 221 int 222 uvscom_match(device_t parent, cfdata_t match, void *aux) 223 { 224 struct usb_attach_arg *uaa = aux; 225 226 return uvscom_lookup(uaa->uaa_vendor, uaa->uaa_product) != NULL ? 227 UMATCH_VENDOR_PRODUCT : UMATCH_NONE; 228 } 229 230 void 231 uvscom_attach(device_t parent, device_t self, void *aux) 232 { 233 struct uvscom_softc *sc = device_private(self); 234 struct usb_attach_arg *uaa = aux; 235 struct usbd_device *dev = uaa->uaa_device; 236 usb_config_descriptor_t *cdesc; 237 usb_interface_descriptor_t *id; 238 usb_endpoint_descriptor_t *ed; 239 char *devinfop; 240 usbd_status err; 241 int i; 242 struct ucom_attach_args ucaa; 243 244 aprint_naive("\n"); 245 aprint_normal("\n"); 246 247 devinfop = usbd_devinfo_alloc(dev, 0); 248 aprint_normal_dev(self, "%s\n", devinfop); 249 usbd_devinfo_free(devinfop); 250 251 sc->sc_dev = self; 252 sc->sc_udev = dev; 253 254 DPRINTF(("uvscom attach: sc = %p\n", sc)); 255 256 /* initialize endpoints */ 257 ucaa.ucaa_bulkin = ucaa.ucaa_bulkout = -1; 258 sc->sc_intr_number = -1; 259 sc->sc_intr_pipe = NULL; 260 261 /* Move the device into the configured state. */ 262 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 263 if (err) { 264 aprint_error_dev(self, "failed to set configuration, err=%s\n", 265 usbd_errstr(err)); 266 sc->sc_dying = 1; 267 return; 268 } 269 270 /* get the config descriptor */ 271 cdesc = usbd_get_config_descriptor(sc->sc_udev); 272 273 if (cdesc == NULL) { 274 aprint_error_dev(self, 275 "failed to get configuration descriptor\n"); 276 sc->sc_dying = 1; 277 return; 278 } 279 280 /* get the common interface */ 281 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 282 &sc->sc_iface); 283 if (err) { 284 aprint_error_dev(self, "failed to get interface, err=%s\n", 285 usbd_errstr(err)); 286 sc->sc_dying = 1; 287 return; 288 } 289 290 id = usbd_get_interface_descriptor(sc->sc_iface); 291 sc->sc_iface_number = id->bInterfaceNumber; 292 293 /* Find endpoints */ 294 for (i = 0; i < id->bNumEndpoints; i++) { 295 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 296 if (ed == NULL) { 297 aprint_error_dev(self, 298 "no endpoint descriptor for %d\n", i); 299 sc->sc_dying = 1; 300 return; 301 } 302 303 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 304 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 305 ucaa.ucaa_bulkin = ed->bEndpointAddress; 306 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 307 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 308 ucaa.ucaa_bulkout = ed->bEndpointAddress; 309 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 310 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 311 sc->sc_intr_number = ed->bEndpointAddress; 312 sc->sc_isize = UGETW(ed->wMaxPacketSize); 313 } 314 } 315 316 if (ucaa.ucaa_bulkin == -1) { 317 aprint_error_dev(self, "Could not find data bulk in\n"); 318 sc->sc_dying = 1; 319 return; 320 } 321 if (ucaa.ucaa_bulkout == -1) { 322 aprint_error_dev(self, "Could not find data bulk out\n"); 323 sc->sc_dying = 1; 324 return; 325 } 326 if (sc->sc_intr_number == -1) { 327 aprint_error_dev(self, "Could not find interrupt in\n"); 328 sc->sc_dying = 1; 329 return; 330 } 331 332 sc->sc_dtr = sc->sc_rts = 0; 333 sc->sc_lcr = UVSCOM_LINE_INIT; 334 335 ucaa.ucaa_portno = UCOM_UNK_PORTNO; 336 /* ucaa_bulkin, ucaa_bulkout set above */ 337 ucaa.ucaa_ibufsize = UVSCOMIBUFSIZE; 338 ucaa.ucaa_obufsize = UVSCOMOBUFSIZE; 339 ucaa.ucaa_ibufsizepad = UVSCOMIBUFSIZE; 340 ucaa.ucaa_opkthdrlen = 0; 341 ucaa.ucaa_device = dev; 342 ucaa.ucaa_iface = sc->sc_iface; 343 ucaa.ucaa_methods = &uvscom_methods; 344 ucaa.ucaa_arg = sc; 345 ucaa.ucaa_info = NULL; 346 347 err = uvscom_reset(sc); 348 349 if (err) { 350 aprint_error_dev(self, "reset failed, %s\n", usbd_errstr(err)); 351 sc->sc_dying = 1; 352 return; 353 } 354 355 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 356 ucaa.ucaa_bulkin, ucaa.ucaa_bulkout, sc->sc_intr_number)); 357 358 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, sc->sc_dev); 359 360 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 361 ucaa.ucaa_bulkin, ucaa.ucaa_bulkout, sc->sc_intr_number )); 362 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &ucaa, 363 ucomprint, ucomsubmatch); 364 365 return; 366 } 367 368 void 369 uvscom_childdet(device_t self, device_t child) 370 { 371 struct uvscom_softc *sc = device_private(self); 372 373 KASSERT(sc->sc_subdev == child); 374 sc->sc_subdev = NULL; 375 } 376 377 int 378 uvscom_detach(device_t self, int flags) 379 { 380 struct uvscom_softc *sc = device_private(self); 381 int rv = 0; 382 383 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 384 385 sc->sc_dying = 1; 386 387 if (sc->sc_intr_pipe != NULL) { 388 usbd_abort_pipe(sc->sc_intr_pipe); 389 usbd_close_pipe(sc->sc_intr_pipe); 390 kmem_free(sc->sc_intr_buf, sc->sc_isize); 391 sc->sc_intr_pipe = NULL; 392 } 393 394 sc->sc_dying = 1; 395 if (sc->sc_subdev != NULL) 396 rv = config_detach(sc->sc_subdev, flags); 397 398 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, sc->sc_dev); 399 400 return rv; 401 } 402 403 int 404 uvscom_activate(device_t self, enum devact act) 405 { 406 struct uvscom_softc *sc = device_private(self); 407 408 switch (act) { 409 case DVACT_DEACTIVATE: 410 sc->sc_dying = 1; 411 return 0; 412 default: 413 return EOPNOTSUPP; 414 } 415 } 416 417 Static usbd_status 418 uvscom_readstat(struct uvscom_softc *sc) 419 { 420 usb_device_request_t req; 421 usbd_status err; 422 uint16_t r; 423 424 DPRINTF(("%s: send readstat\n", device_xname(sc->sc_dev))); 425 426 req.bmRequestType = UT_READ_VENDOR_DEVICE; 427 req.bRequest = UVSCOM_READ_STATUS; 428 USETW(req.wValue, 0); 429 USETW(req.wIndex, 0); 430 USETW(req.wLength, 2); 431 432 err = usbd_do_request(sc->sc_udev, &req, &r); 433 if (err) { 434 aprint_error_dev(sc->sc_dev, "uvscom_readstat: %s\n", 435 usbd_errstr(err)); 436 return err; 437 } 438 439 DPRINTF(("%s: uvscom_readstat: r = %d\n", 440 device_xname(sc->sc_dev), r)); 441 442 return USBD_NORMAL_COMPLETION; 443 } 444 445 Static usbd_status 446 uvscom_shutdown(struct uvscom_softc *sc) 447 { 448 usb_device_request_t req; 449 usbd_status err; 450 451 DPRINTF(("%s: send shutdown\n", device_xname(sc->sc_dev))); 452 453 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 454 req.bRequest = UVSCOM_SHUTDOWN; 455 USETW(req.wValue, 0); 456 USETW(req.wIndex, 0); 457 USETW(req.wLength, 0); 458 459 err = usbd_do_request(sc->sc_udev, &req, NULL); 460 if (err) { 461 aprint_error_dev(sc->sc_dev, "uvscom_shutdown: %s\n", 462 usbd_errstr(err)); 463 return err; 464 } 465 466 return USBD_NORMAL_COMPLETION; 467 } 468 469 Static usbd_status 470 uvscom_reset(struct uvscom_softc *sc) 471 { 472 DPRINTF(("%s: uvscom_reset\n", device_xname(sc->sc_dev))); 473 474 return USBD_NORMAL_COMPLETION; 475 } 476 477 Static usbd_status 478 uvscom_set_crtscts(struct uvscom_softc *sc) 479 { 480 DPRINTF(("%s: uvscom_set_crtscts\n", device_xname(sc->sc_dev))); 481 482 return USBD_NORMAL_COMPLETION; 483 } 484 485 Static usbd_status 486 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 487 { 488 usb_device_request_t req; 489 usbd_status err; 490 491 DPRINTF(("%s: uvscom_set_line: %04x\n", 492 device_xname(sc->sc_dev), line)); 493 494 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 495 req.bRequest = UVSCOM_LINE_CTL; 496 USETW(req.wValue, line); 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 aprint_error_dev(sc->sc_dev, "uvscom_set_line: %s\n", 503 usbd_errstr(err)); 504 return err; 505 } 506 507 return USBD_NORMAL_COMPLETION; 508 } 509 510 Static usbd_status 511 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 512 { 513 usb_device_request_t req; 514 usbd_status err; 515 516 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 517 device_xname(sc->sc_dev), lsp, ls)); 518 519 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 520 req.bRequest = UVSCOM_SET_SPEED; 521 USETW(req.wValue, lsp); 522 USETW(req.wIndex, 0); 523 USETW(req.wLength, 0); 524 525 err = usbd_do_request(sc->sc_udev, &req, NULL); 526 if (err) { 527 aprint_error_dev(sc->sc_dev, "uvscom_set_line_coding: %s\n", 528 usbd_errstr(err)); 529 return err; 530 } 531 532 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 533 req.bRequest = UVSCOM_SET_PARAM; 534 USETW(req.wValue, ls); 535 USETW(req.wIndex, 0); 536 USETW(req.wLength, 0); 537 538 err = usbd_do_request(sc->sc_udev, &req, NULL); 539 if (err) { 540 aprint_error_dev(sc->sc_dev, "uvscom_set_line_coding: %s\n", 541 usbd_errstr(err)); 542 return err; 543 } 544 545 return USBD_NORMAL_COMPLETION; 546 } 547 548 Static void 549 uvscom_dtr(struct uvscom_softc *sc, int onoff) 550 { 551 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 552 device_xname(sc->sc_dev), onoff)); 553 554 if (sc->sc_dtr == onoff) 555 return; /* no change */ 556 557 sc->sc_dtr = onoff; 558 559 if (onoff) 560 SET(sc->sc_lcr, UVSCOM_DTR); 561 else 562 CLR(sc->sc_lcr, UVSCOM_DTR); 563 564 uvscom_set_line(sc, sc->sc_lcr); 565 } 566 567 Static void 568 uvscom_rts(struct uvscom_softc *sc, int onoff) 569 { 570 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 571 device_xname(sc->sc_dev), onoff)); 572 573 if (sc->sc_rts == onoff) 574 return; /* no change */ 575 576 sc->sc_rts = onoff; 577 578 if (onoff) 579 SET(sc->sc_lcr, UVSCOM_RTS); 580 else 581 CLR(sc->sc_lcr, UVSCOM_RTS); 582 583 uvscom_set_line(sc, sc->sc_lcr); 584 } 585 586 Static void 587 uvscom_break(struct uvscom_softc *sc, int onoff) 588 { 589 DPRINTF(("%s: uvscom_break: onoff = %d\n", 590 device_xname(sc->sc_dev), onoff)); 591 592 if (onoff) 593 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 594 } 595 596 Static void 597 uvscom_set(void *addr, int portno, int reg, int onoff) 598 { 599 struct uvscom_softc *sc = addr; 600 601 switch (reg) { 602 case UCOM_SET_DTR: 603 uvscom_dtr(sc, onoff); 604 break; 605 case UCOM_SET_RTS: 606 uvscom_rts(sc, onoff); 607 break; 608 case UCOM_SET_BREAK: 609 uvscom_break(sc, onoff); 610 break; 611 default: 612 break; 613 } 614 } 615 616 Static int 617 uvscom_param(void *addr, int portno, struct termios *t) 618 { 619 struct uvscom_softc *sc = addr; 620 usbd_status err; 621 uint16_t lsp; 622 uint16_t ls; 623 624 DPRINTF(("%s: uvscom_param: sc = %p\n", 625 device_xname(sc->sc_dev), sc)); 626 627 ls = 0; 628 629 switch (t->c_ospeed) { 630 case B150: 631 lsp = UVSCOM_SPEED_150BPS; 632 break; 633 case B300: 634 lsp = UVSCOM_SPEED_300BPS; 635 break; 636 case B600: 637 lsp = UVSCOM_SPEED_600BPS; 638 break; 639 case B1200: 640 lsp = UVSCOM_SPEED_1200BPS; 641 break; 642 case B2400: 643 lsp = UVSCOM_SPEED_2400BPS; 644 break; 645 case B4800: 646 lsp = UVSCOM_SPEED_4800BPS; 647 break; 648 case B9600: 649 lsp = UVSCOM_SPEED_9600BPS; 650 break; 651 case B19200: 652 lsp = UVSCOM_SPEED_19200BPS; 653 break; 654 case B38400: 655 lsp = UVSCOM_SPEED_38400BPS; 656 break; 657 case B57600: 658 lsp = UVSCOM_SPEED_57600BPS; 659 break; 660 case B115200: 661 lsp = UVSCOM_SPEED_115200BPS; 662 break; 663 default: 664 return EIO; 665 } 666 667 if (ISSET(t->c_cflag, CSTOPB)) 668 SET(ls, UVSCOM_STOP_BIT_2); 669 else 670 SET(ls, UVSCOM_STOP_BIT_1); 671 672 if (ISSET(t->c_cflag, PARENB)) { 673 if (ISSET(t->c_cflag, PARODD)) 674 SET(ls, UVSCOM_PARITY_ODD); 675 else 676 SET(ls, UVSCOM_PARITY_EVEN); 677 } else 678 SET(ls, UVSCOM_PARITY_NONE); 679 680 switch (ISSET(t->c_cflag, CSIZE)) { 681 case CS5: 682 SET(ls, UVSCOM_DATA_BIT_5); 683 break; 684 case CS6: 685 SET(ls, UVSCOM_DATA_BIT_6); 686 break; 687 case CS7: 688 SET(ls, UVSCOM_DATA_BIT_7); 689 break; 690 case CS8: 691 SET(ls, UVSCOM_DATA_BIT_8); 692 break; 693 default: 694 return EIO; 695 } 696 697 err = uvscom_set_line_coding(sc, lsp, ls); 698 if (err) 699 return EIO; 700 701 if (ISSET(t->c_cflag, CRTSCTS)) { 702 err = uvscom_set_crtscts(sc); 703 if (err) 704 return EIO; 705 } 706 707 return 0; 708 } 709 710 Static int 711 uvscom_open(void *addr, int portno) 712 { 713 struct uvscom_softc *sc = addr; 714 int err; 715 int i; 716 717 if (sc->sc_dying) 718 return EIO; 719 720 DPRINTF(("uvscom_open: sc = %p\n", sc)); 721 722 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 723 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 724 725 sc->sc_usr = 0; /* clear unit status */ 726 727 err = uvscom_readstat(sc); 728 if (err) { 729 DPRINTF(("%s: uvscom_open: readstat faild\n", 730 device_xname(sc->sc_dev))); 731 return EIO; 732 } 733 734 sc->sc_intr_buf = kmem_alloc(sc->sc_isize, KM_SLEEP); 735 err = usbd_open_pipe_intr(sc->sc_iface, 736 sc->sc_intr_number, 737 USBD_SHORT_XFER_OK, 738 &sc->sc_intr_pipe, 739 sc, 740 sc->sc_intr_buf, 741 sc->sc_isize, 742 uvscom_intr, 743 UVSCOM_INTR_INTERVAL); 744 if (err) { 745 aprint_error_dev(sc->sc_dev, 746 "cannot open interrupt pipe (addr %d)\n", 747 sc->sc_intr_number); 748 return EIO; 749 } 750 } else { 751 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 752 } 753 754 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 755 /* unit is not ready */ 756 757 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 758 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 759 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 760 break; 761 } 762 if (i == 0) { 763 DPRINTF(("%s: unit is not ready\n", 764 device_xname(sc->sc_dev))); 765 return EIO; 766 } 767 768 /* check PC card was inserted */ 769 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 770 DPRINTF(("%s: no card\n", 771 device_xname(sc->sc_dev))); 772 return EIO; 773 } 774 } 775 776 return 0; 777 } 778 779 Static void 780 uvscom_close(void *addr, int portno) 781 { 782 struct uvscom_softc *sc = addr; 783 int err; 784 785 if (sc->sc_dying) 786 return; 787 788 DPRINTF(("uvscom_close: close\n")); 789 790 uvscom_shutdown(sc); 791 792 if (sc->sc_intr_pipe != NULL) { 793 err = usbd_abort_pipe(sc->sc_intr_pipe); 794 if (err) 795 aprint_error_dev(sc->sc_dev, 796 "abort interrupt pipe failed: %s\n", 797 usbd_errstr(err)); 798 err = usbd_close_pipe(sc->sc_intr_pipe); 799 if (err) 800 aprint_error_dev(sc->sc_dev, 801 "lose interrupt pipe failed: %s\n", 802 usbd_errstr(err)); 803 kmem_free(sc->sc_intr_buf, sc->sc_isize); 804 sc->sc_intr_pipe = NULL; 805 } 806 } 807 808 Static void 809 uvscom_intr(struct usbd_xfer *xfer, void *priv, 810 usbd_status status) 811 { 812 struct uvscom_softc *sc = priv; 813 u_char *buf = sc->sc_intr_buf; 814 u_char pstatus; 815 816 if (sc->sc_dying) 817 return; 818 819 if (status != USBD_NORMAL_COMPLETION) { 820 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 821 return; 822 823 aprint_error_dev(sc->sc_dev, 824 "uvscom_intr: abnormal status: %s\n", 825 usbd_errstr(status)); 826 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 827 return; 828 } 829 830 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 831 device_xname(sc->sc_dev), buf[0], buf[1])); 832 833 sc->sc_lsr = sc->sc_msr = 0; 834 sc->sc_usr = buf[1]; 835 836 pstatus = buf[0]; 837 if (ISSET(pstatus, UVSCOM_TXRDY)) 838 SET(sc->sc_lsr, ULSR_TXRDY); 839 if (ISSET(pstatus, UVSCOM_RXRDY)) 840 SET(sc->sc_lsr, ULSR_RXRDY); 841 842 pstatus = buf[1]; 843 if (ISSET(pstatus, UVSCOM_CTS)) 844 SET(sc->sc_msr, UMSR_CTS); 845 if (ISSET(pstatus, UVSCOM_DSR)) 846 SET(sc->sc_msr, UMSR_DSR); 847 if (ISSET(pstatus, UVSCOM_DCD)) 848 SET(sc->sc_msr, UMSR_DCD); 849 850 ucom_status_change(device_private(sc->sc_subdev)); 851 } 852 853 Static void 854 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 855 { 856 struct uvscom_softc *sc = addr; 857 858 if (lsr != NULL) 859 *lsr = sc->sc_lsr; 860 if (msr != NULL) 861 *msr = sc->sc_msr; 862 } 863 864