1 /* $OpenBSD: uvscom.c,v 1.24 2011/07/03 15:47:18 matthew Exp $ */ 2 /* $NetBSD: uvscom.c,v 1.9 2003/02/12 15:36:20 ichiro Exp $ */ 3 /*- 4 * Copyright (c) 2001-2002, Shunsuke Akiyama <akiyama@jp.FreeBSD.org>. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD: src/sys/dev/usb/uvscom.c,v 1.1 2002/03/18 18:23:39 joe Exp $ 29 */ 30 31 /* 32 * uvscom: SUNTAC Slipper U VS-10U driver. 33 * Slipper U is a PC card to USB converter for data communication card 34 * adapter. It supports DDI Pocket's Air H" C@rd, C@rd H" 64, NTT's P-in, 35 * P-in m@ater and various data communication card adapters. 36 */ 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/kernel.h> 41 #include <sys/malloc.h> 42 #include <sys/fcntl.h> 43 #include <sys/conf.h> 44 #include <sys/tty.h> 45 #include <sys/file.h> 46 #include <sys/ioctl.h> 47 #include <sys/device.h> 48 #include <sys/proc.h> 49 #include <sys/vnode.h> 50 #include <sys/poll.h> 51 52 #include <dev/usb/usb.h> 53 #include <dev/usb/usbcdc.h> 54 55 #include <dev/usb/usbdi.h> 56 #include <dev/usb/usbdi_util.h> 57 #include <dev/usb/usbdevs.h> 58 #include <dev/usb/usb_quirks.h> 59 60 #include <dev/usb/ucomvar.h> 61 62 #ifdef UVSCOM_DEBUG 63 static int uvscomdebug = 1; 64 65 #define DPRINTFN(n, x) do { if (uvscomdebug > (n)) printf x; } while (0) 66 #else 67 #define DPRINTFN(n, x) 68 #endif 69 #define DPRINTF(x) DPRINTFN(0, x) 70 71 #define UVSCOM_CONFIG_INDEX 0 72 #define UVSCOM_IFACE_INDEX 0 73 74 #define UVSCOM_INTR_INTERVAL 100 /* mS */ 75 76 #define UVSCOM_UNIT_WAIT 5 77 78 /* Request */ 79 #define UVSCOM_SET_SPEED 0x10 80 #define UVSCOM_LINE_CTL 0x11 81 #define UVSCOM_SET_PARAM 0x12 82 #define UVSCOM_READ_STATUS 0xd0 83 #define UVSCOM_SHUTDOWN 0xe0 84 85 /* UVSCOM_SET_SPEED parameters */ 86 #define UVSCOM_SPEED_150BPS 0x00 87 #define UVSCOM_SPEED_300BPS 0x01 88 #define UVSCOM_SPEED_600BPS 0x02 89 #define UVSCOM_SPEED_1200BPS 0x03 90 #define UVSCOM_SPEED_2400BPS 0x04 91 #define UVSCOM_SPEED_4800BPS 0x05 92 #define UVSCOM_SPEED_9600BPS 0x06 93 #define UVSCOM_SPEED_19200BPS 0x07 94 #define UVSCOM_SPEED_38400BPS 0x08 95 #define UVSCOM_SPEED_57600BPS 0x09 96 #define UVSCOM_SPEED_115200BPS 0x0a 97 98 /* UVSCOM_LINE_CTL parameters */ 99 #define UVSCOM_BREAK 0x40 100 #define UVSCOM_RTS 0x02 101 #define UVSCOM_DTR 0x01 102 #define UVSCOM_LINE_INIT 0x08 103 104 /* UVSCOM_SET_PARAM parameters */ 105 #define UVSCOM_DATA_MASK 0x03 106 #define UVSCOM_DATA_BIT_8 0x03 107 #define UVSCOM_DATA_BIT_7 0x02 108 #define UVSCOM_DATA_BIT_6 0x01 109 #define UVSCOM_DATA_BIT_5 0x00 110 111 #define UVSCOM_STOP_MASK 0x04 112 #define UVSCOM_STOP_BIT_2 0x04 113 #define UVSCOM_STOP_BIT_1 0x00 114 115 #define UVSCOM_PARITY_MASK 0x18 116 #define UVSCOM_PARITY_EVEN 0x18 117 #if 0 118 #define UVSCOM_PARITY_UNK 0x10 119 #endif 120 #define UVSCOM_PARITY_ODD 0x08 121 #define UVSCOM_PARITY_NONE 0x00 122 123 /* Status bits */ 124 #define UVSCOM_TXRDY 0x04 125 #define UVSCOM_RXRDY 0x01 126 127 #define UVSCOM_DCD 0x08 128 #define UVSCOM_NOCARD 0x04 129 #define UVSCOM_DSR 0x02 130 #define UVSCOM_CTS 0x01 131 #define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 132 133 struct uvscom_softc { 134 struct device sc_dev; /* base device */ 135 usbd_device_handle sc_udev; /* USB device */ 136 usbd_interface_handle sc_iface; /* interface */ 137 int sc_iface_number;/* interface number */ 138 139 usbd_interface_handle sc_intr_iface; /* interrupt interface */ 140 int sc_intr_number; /* interrupt number */ 141 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 142 u_char *sc_intr_buf; /* interrupt buffer */ 143 int sc_isize; 144 145 u_char sc_dtr; /* current DTR state */ 146 u_char sc_rts; /* current RTS state */ 147 148 u_char sc_lsr; /* Local status register */ 149 u_char sc_msr; /* uvscom status register */ 150 151 uint16_t sc_lcr; /* Line control */ 152 u_char sc_usr; /* unit status */ 153 154 struct device *sc_subdev; /* ucom device */ 155 u_char sc_dying; /* disconnecting */ 156 }; 157 158 /* 159 * These are the maximum number of bytes transferred per frame. 160 * The output buffer size cannot be increased due to the size encoding. 161 */ 162 #define UVSCOMIBUFSIZE 512 163 #define UVSCOMOBUFSIZE 64 164 165 usbd_status uvscom_readstat(struct uvscom_softc *); 166 usbd_status uvscom_shutdown(struct uvscom_softc *); 167 usbd_status uvscom_reset(struct uvscom_softc *); 168 usbd_status uvscom_set_line_coding(struct uvscom_softc *, 169 uint16_t, uint16_t); 170 usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 171 usbd_status uvscom_set_crtscts(struct uvscom_softc *); 172 void uvscom_get_status(void *, int, u_char *, u_char *); 173 void uvscom_dtr(struct uvscom_softc *, int); 174 void uvscom_rts(struct uvscom_softc *, int); 175 void uvscom_break(struct uvscom_softc *, int); 176 177 void uvscom_set(void *, int, int, int); 178 void uvscom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 179 int uvscom_param(void *, int, struct termios *); 180 int uvscom_open(void *, int); 181 void uvscom_close(void *, int); 182 183 struct ucom_methods uvscom_methods = { 184 uvscom_get_status, 185 uvscom_set, 186 uvscom_param, 187 NULL, /* uvscom_ioctl, TODO */ 188 uvscom_open, 189 uvscom_close, 190 NULL, 191 NULL 192 }; 193 194 static const struct usb_devno uvscom_devs [] = { 195 /* SUNTAC U-Cable type A3 */ 196 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS64LX }, 197 /* SUNTAC U-Cable type A4 */ 198 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4 }, 199 /* SUNTAC U-Cable type D2 */ 200 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 201 /* SUNTAC U-Cable type P1 */ 202 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 203 /* SUNTAC Slipper U */ 204 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 205 /* SUNTAC Ir-Trinity */ 206 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 207 }; 208 209 int uvscom_match(struct device *, void *, void *); 210 void uvscom_attach(struct device *, struct device *, void *); 211 int uvscom_detach(struct device *, int); 212 int uvscom_activate(struct device *, int); 213 214 struct cfdriver uvscom_cd = { 215 NULL, "uvscom", DV_DULL 216 }; 217 218 const struct cfattach uvscom_ca = { 219 sizeof(struct uvscom_softc), 220 uvscom_match, 221 uvscom_attach, 222 uvscom_detach, 223 uvscom_activate, 224 }; 225 226 int 227 uvscom_match(struct device *parent, void *match, void *aux) 228 { 229 struct usb_attach_arg *uaa = aux; 230 231 if (uaa->iface != NULL) 232 return (UMATCH_NONE); 233 234 return (usb_lookup(uvscom_devs, uaa->vendor, uaa->product) != NULL ? 235 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 236 } 237 238 void 239 uvscom_attach(struct device *parent, struct device *self, void *aux) 240 { 241 struct uvscom_softc *sc = (struct uvscom_softc *)self; 242 struct usb_attach_arg *uaa = aux; 243 usbd_device_handle dev = uaa->device; 244 usb_config_descriptor_t *cdesc; 245 usb_interface_descriptor_t *id; 246 usb_endpoint_descriptor_t *ed; 247 const char *devname = sc->sc_dev.dv_xname; 248 usbd_status err; 249 int i; 250 struct ucom_attach_args uca; 251 252 sc->sc_udev = dev; 253 254 DPRINTF(("uvscom attach: sc = %p\n", sc)); 255 256 /* initialize endpoints */ 257 uca.bulkin = uca.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 printf("%s: failed to set configuration, err=%s\n", 265 devname, 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 printf("%s: failed to get configuration descriptor\n", 275 sc->sc_dev.dv_xname); 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 printf("%s: failed to get interface, err=%s\n", 285 devname, 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 printf("%s: no endpoint descriptor for %d\n", 298 sc->sc_dev.dv_xname, 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 uca.bulkin = ed->bEndpointAddress; 306 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 307 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 308 uca.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 (uca.bulkin == -1) { 317 printf("%s: Could not find data bulk in\n", 318 sc->sc_dev.dv_xname); 319 sc->sc_dying = 1; 320 return; 321 } 322 if (uca.bulkout == -1) { 323 printf("%s: Could not find data bulk out\n", 324 sc->sc_dev.dv_xname); 325 sc->sc_dying = 1; 326 return; 327 } 328 if (sc->sc_intr_number == -1) { 329 printf("%s: Could not find interrupt in\n", 330 sc->sc_dev.dv_xname); 331 sc->sc_dying = 1; 332 return; 333 } 334 335 sc->sc_dtr = sc->sc_rts = 0; 336 sc->sc_lcr = UVSCOM_LINE_INIT; 337 338 uca.portno = UCOM_UNK_PORTNO; 339 /* bulkin, bulkout set above */ 340 uca.ibufsize = UVSCOMIBUFSIZE; 341 uca.obufsize = UVSCOMOBUFSIZE; 342 uca.ibufsizepad = UVSCOMIBUFSIZE; 343 uca.opkthdrlen = 0; 344 uca.device = dev; 345 uca.iface = sc->sc_iface; 346 uca.methods = &uvscom_methods; 347 uca.arg = sc; 348 uca.info = NULL; 349 350 err = uvscom_reset(sc); 351 352 if (err) { 353 printf("%s: reset failed, %s\n", sc->sc_dev.dv_xname, 354 usbd_errstr(err)); 355 sc->sc_dying = 1; 356 return; 357 } 358 359 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 360 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 361 362 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 363 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 364 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 365 } 366 367 int 368 uvscom_detach(struct device *self, int flags) 369 { 370 struct uvscom_softc *sc = (struct uvscom_softc *)self; 371 int rv = 0; 372 373 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 374 375 if (sc->sc_intr_pipe != NULL) { 376 usbd_abort_pipe(sc->sc_intr_pipe); 377 usbd_close_pipe(sc->sc_intr_pipe); 378 free(sc->sc_intr_buf, M_USBDEV); 379 sc->sc_intr_pipe = NULL; 380 } 381 382 if (sc->sc_subdev != NULL) { 383 rv = config_detach(sc->sc_subdev, flags); 384 sc->sc_subdev = NULL; 385 } 386 387 return (rv); 388 } 389 390 int 391 uvscom_activate(struct device *self, int act) 392 { 393 struct uvscom_softc *sc = (struct uvscom_softc *)self; 394 int rv = 0; 395 396 switch (act) { 397 case DVACT_DEACTIVATE: 398 if (sc->sc_subdev != NULL) 399 rv = config_deactivate(sc->sc_subdev); 400 sc->sc_dying = 1; 401 break; 402 } 403 return (rv); 404 } 405 406 usbd_status 407 uvscom_readstat(struct uvscom_softc *sc) 408 { 409 usb_device_request_t req; 410 usbd_status err; 411 uint16_t r; 412 413 DPRINTF(("%s: send readstat\n", sc->sc_dev.dv_xname)); 414 415 req.bmRequestType = UT_READ_VENDOR_DEVICE; 416 req.bRequest = UVSCOM_READ_STATUS; 417 USETW(req.wValue, 0); 418 USETW(req.wIndex, 0); 419 USETW(req.wLength, 2); 420 421 err = usbd_do_request(sc->sc_udev, &req, &r); 422 if (err) { 423 printf("%s: uvscom_readstat: %s\n", 424 sc->sc_dev.dv_xname, usbd_errstr(err)); 425 return (err); 426 } 427 428 DPRINTF(("%s: uvscom_readstat: r = %d\n", 429 sc->sc_dev.dv_xname, r)); 430 431 return (USBD_NORMAL_COMPLETION); 432 } 433 434 usbd_status 435 uvscom_shutdown(struct uvscom_softc *sc) 436 { 437 usb_device_request_t req; 438 usbd_status err; 439 440 DPRINTF(("%s: send shutdown\n", sc->sc_dev.dv_xname)); 441 442 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 443 req.bRequest = UVSCOM_SHUTDOWN; 444 USETW(req.wValue, 0); 445 USETW(req.wIndex, 0); 446 USETW(req.wLength, 0); 447 448 err = usbd_do_request(sc->sc_udev, &req, NULL); 449 if (err) { 450 printf("%s: uvscom_shutdown: %s\n", 451 sc->sc_dev.dv_xname, usbd_errstr(err)); 452 return (err); 453 } 454 455 return (USBD_NORMAL_COMPLETION); 456 } 457 458 usbd_status 459 uvscom_reset(struct uvscom_softc *sc) 460 { 461 DPRINTF(("%s: uvscom_reset\n", sc->sc_dev.dv_xname)); 462 463 return (USBD_NORMAL_COMPLETION); 464 } 465 466 usbd_status 467 uvscom_set_crtscts(struct uvscom_softc *sc) 468 { 469 DPRINTF(("%s: uvscom_set_crtscts\n", sc->sc_dev.dv_xname)); 470 471 return (USBD_NORMAL_COMPLETION); 472 } 473 474 usbd_status 475 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 476 { 477 usb_device_request_t req; 478 usbd_status err; 479 480 DPRINTF(("%s: uvscom_set_line: %04x\n", 481 sc->sc_dev.dv_xname, line)); 482 483 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 484 req.bRequest = UVSCOM_LINE_CTL; 485 USETW(req.wValue, line); 486 USETW(req.wIndex, 0); 487 USETW(req.wLength, 0); 488 489 err = usbd_do_request(sc->sc_udev, &req, NULL); 490 if (err) { 491 printf("%s: uvscom_set_line: %s\n", 492 sc->sc_dev.dv_xname, usbd_errstr(err)); 493 return (err); 494 } 495 496 return (USBD_NORMAL_COMPLETION); 497 } 498 499 usbd_status 500 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 501 { 502 usb_device_request_t req; 503 usbd_status err; 504 505 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 506 sc->sc_dev.dv_xname, lsp, ls)); 507 508 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 509 req.bRequest = UVSCOM_SET_SPEED; 510 USETW(req.wValue, lsp); 511 USETW(req.wIndex, 0); 512 USETW(req.wLength, 0); 513 514 err = usbd_do_request(sc->sc_udev, &req, NULL); 515 if (err) { 516 printf("%s: uvscom_set_line_coding: %s\n", 517 sc->sc_dev.dv_xname, usbd_errstr(err)); 518 return (err); 519 } 520 521 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 522 req.bRequest = UVSCOM_SET_PARAM; 523 USETW(req.wValue, ls); 524 USETW(req.wIndex, 0); 525 USETW(req.wLength, 0); 526 527 err = usbd_do_request(sc->sc_udev, &req, NULL); 528 if (err) { 529 printf("%s: uvscom_set_line_coding: %s\n", 530 sc->sc_dev.dv_xname, usbd_errstr(err)); 531 return (err); 532 } 533 534 return (USBD_NORMAL_COMPLETION); 535 } 536 537 void 538 uvscom_dtr(struct uvscom_softc *sc, int onoff) 539 { 540 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 541 sc->sc_dev.dv_xname, onoff)); 542 543 if (sc->sc_dtr == onoff) 544 return; /* no change */ 545 546 sc->sc_dtr = onoff; 547 548 if (onoff) 549 SET(sc->sc_lcr, UVSCOM_DTR); 550 else 551 CLR(sc->sc_lcr, UVSCOM_DTR); 552 553 uvscom_set_line(sc, sc->sc_lcr); 554 } 555 556 void 557 uvscom_rts(struct uvscom_softc *sc, int onoff) 558 { 559 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 560 sc->sc_dev.dv_xname, onoff)); 561 562 if (sc->sc_rts == onoff) 563 return; /* no change */ 564 565 sc->sc_rts = onoff; 566 567 if (onoff) 568 SET(sc->sc_lcr, UVSCOM_RTS); 569 else 570 CLR(sc->sc_lcr, UVSCOM_RTS); 571 572 uvscom_set_line(sc, sc->sc_lcr); 573 } 574 575 void 576 uvscom_break(struct uvscom_softc *sc, int onoff) 577 { 578 DPRINTF(("%s: uvscom_break: onoff = %d\n", 579 sc->sc_dev.dv_xname, onoff)); 580 581 if (onoff) 582 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 583 } 584 585 void 586 uvscom_set(void *addr, int portno, int reg, int onoff) 587 { 588 struct uvscom_softc *sc = addr; 589 590 switch (reg) { 591 case UCOM_SET_DTR: 592 uvscom_dtr(sc, onoff); 593 break; 594 case UCOM_SET_RTS: 595 uvscom_rts(sc, onoff); 596 break; 597 case UCOM_SET_BREAK: 598 uvscom_break(sc, onoff); 599 break; 600 default: 601 break; 602 } 603 } 604 605 int 606 uvscom_param(void *addr, int portno, struct termios *t) 607 { 608 struct uvscom_softc *sc = addr; 609 usbd_status err; 610 uint16_t lsp; 611 uint16_t ls; 612 613 DPRINTF(("%s: uvscom_param: sc = %p\n", 614 sc->sc_dev.dv_xname, sc)); 615 616 ls = 0; 617 618 switch (t->c_ospeed) { 619 case B150: 620 lsp = UVSCOM_SPEED_150BPS; 621 break; 622 case B300: 623 lsp = UVSCOM_SPEED_300BPS; 624 break; 625 case B600: 626 lsp = UVSCOM_SPEED_600BPS; 627 break; 628 case B1200: 629 lsp = UVSCOM_SPEED_1200BPS; 630 break; 631 case B2400: 632 lsp = UVSCOM_SPEED_2400BPS; 633 break; 634 case B4800: 635 lsp = UVSCOM_SPEED_4800BPS; 636 break; 637 case B9600: 638 lsp = UVSCOM_SPEED_9600BPS; 639 break; 640 case B19200: 641 lsp = UVSCOM_SPEED_19200BPS; 642 break; 643 case B38400: 644 lsp = UVSCOM_SPEED_38400BPS; 645 break; 646 case B57600: 647 lsp = UVSCOM_SPEED_57600BPS; 648 break; 649 case B115200: 650 lsp = UVSCOM_SPEED_115200BPS; 651 break; 652 default: 653 return (EIO); 654 } 655 656 if (ISSET(t->c_cflag, CSTOPB)) 657 SET(ls, UVSCOM_STOP_BIT_2); 658 else 659 SET(ls, UVSCOM_STOP_BIT_1); 660 661 if (ISSET(t->c_cflag, PARENB)) { 662 if (ISSET(t->c_cflag, PARODD)) 663 SET(ls, UVSCOM_PARITY_ODD); 664 else 665 SET(ls, UVSCOM_PARITY_EVEN); 666 } else 667 SET(ls, UVSCOM_PARITY_NONE); 668 669 switch (ISSET(t->c_cflag, CSIZE)) { 670 case CS5: 671 SET(ls, UVSCOM_DATA_BIT_5); 672 break; 673 case CS6: 674 SET(ls, UVSCOM_DATA_BIT_6); 675 break; 676 case CS7: 677 SET(ls, UVSCOM_DATA_BIT_7); 678 break; 679 case CS8: 680 SET(ls, UVSCOM_DATA_BIT_8); 681 break; 682 default: 683 return (EIO); 684 } 685 686 err = uvscom_set_line_coding(sc, lsp, ls); 687 if (err) 688 return (EIO); 689 690 if (ISSET(t->c_cflag, CRTSCTS)) { 691 err = uvscom_set_crtscts(sc); 692 if (err) 693 return (EIO); 694 } 695 696 return (0); 697 } 698 699 int 700 uvscom_open(void *addr, int portno) 701 { 702 struct uvscom_softc *sc = addr; 703 int err; 704 int i; 705 706 if (sc->sc_dying) 707 return (EIO); 708 709 DPRINTF(("uvscom_open: sc = %p\n", sc)); 710 711 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 712 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 713 714 sc->sc_usr = 0; /* clear unit status */ 715 716 err = uvscom_readstat(sc); 717 if (err) { 718 DPRINTF(("%s: uvscom_open: readstat faild\n", 719 sc->sc_dev.dv_xname)); 720 return (EIO); 721 } 722 723 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 724 err = usbd_open_pipe_intr(sc->sc_iface, 725 sc->sc_intr_number, 726 USBD_SHORT_XFER_OK, 727 &sc->sc_intr_pipe, 728 sc, 729 sc->sc_intr_buf, 730 sc->sc_isize, 731 uvscom_intr, 732 UVSCOM_INTR_INTERVAL); 733 if (err) { 734 printf("%s: cannot open interrupt pipe (addr %d)\n", 735 sc->sc_dev.dv_xname, 736 sc->sc_intr_number); 737 return (EIO); 738 } 739 } else { 740 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 741 } 742 743 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 744 /* unit is not ready */ 745 746 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 747 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 748 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 749 break; 750 } 751 if (i == 0) { 752 DPRINTF(("%s: unit is not ready\n", 753 sc->sc_dev.dv_xname)); 754 return (EIO); 755 } 756 757 /* check PC card was inserted */ 758 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 759 DPRINTF(("%s: no card\n", 760 sc->sc_dev.dv_xname)); 761 return (EIO); 762 } 763 } 764 765 return (0); 766 } 767 768 void 769 uvscom_close(void *addr, int portno) 770 { 771 struct uvscom_softc *sc = addr; 772 int err; 773 774 if (sc->sc_dying) 775 return; 776 777 DPRINTF(("uvscom_close: close\n")); 778 779 uvscom_shutdown(sc); 780 781 if (sc->sc_intr_pipe != NULL) { 782 err = usbd_abort_pipe(sc->sc_intr_pipe); 783 if (err) 784 printf("%s: abort interrupt pipe failed: %s\n", 785 sc->sc_dev.dv_xname, 786 usbd_errstr(err)); 787 err = usbd_close_pipe(sc->sc_intr_pipe); 788 if (err) 789 printf("%s: close interrupt pipe failed: %s\n", 790 sc->sc_dev.dv_xname, 791 usbd_errstr(err)); 792 free(sc->sc_intr_buf, M_USBDEV); 793 sc->sc_intr_pipe = NULL; 794 } 795 } 796 797 void 798 uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 799 { 800 struct uvscom_softc *sc = priv; 801 u_char *buf = sc->sc_intr_buf; 802 u_char pstatus; 803 804 if (sc->sc_dying) 805 return; 806 807 if (status != USBD_NORMAL_COMPLETION) { 808 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 809 return; 810 811 printf("%s: uvscom_intr: abnormal status: %s\n", 812 sc->sc_dev.dv_xname, 813 usbd_errstr(status)); 814 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 815 return; 816 } 817 818 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 819 sc->sc_dev.dv_xname, buf[0], buf[1])); 820 821 sc->sc_lsr = sc->sc_msr = 0; 822 sc->sc_usr = buf[1]; 823 824 pstatus = buf[0]; 825 if (ISSET(pstatus, UVSCOM_TXRDY)) 826 SET(sc->sc_lsr, ULSR_TXRDY); 827 if (ISSET(pstatus, UVSCOM_RXRDY)) 828 SET(sc->sc_lsr, ULSR_RXRDY); 829 830 pstatus = buf[1]; 831 if (ISSET(pstatus, UVSCOM_CTS)) 832 SET(sc->sc_msr, UMSR_CTS); 833 if (ISSET(pstatus, UVSCOM_DSR)) 834 SET(sc->sc_msr, UMSR_DSR); 835 if (ISSET(pstatus, UVSCOM_DCD)) 836 SET(sc->sc_msr, UMSR_DCD); 837 838 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 839 } 840 841 void 842 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 843 { 844 struct uvscom_softc *sc = addr; 845 846 if (lsr != NULL) 847 *lsr = sc->sc_lsr; 848 if (msr != NULL) 849 *msr = sc->sc_msr; 850 } 851