1 /* $OpenBSD: uvscom.c,v 1.32 2014/07/12 21:24:33 mpi 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/poll.h> 49 50 #include <dev/usb/usb.h> 51 #include <dev/usb/usbcdc.h> 52 53 #include <dev/usb/usbdi.h> 54 #include <dev/usb/usbdi_util.h> 55 #include <dev/usb/usbdevs.h> 56 #include <dev/usb/usb_quirks.h> 57 58 #include <dev/usb/ucomvar.h> 59 60 #ifdef UVSCOM_DEBUG 61 static int uvscomdebug = 1; 62 63 #define DPRINTFN(n, x) do { if (uvscomdebug > (n)) printf x; } while (0) 64 #else 65 #define DPRINTFN(n, x) 66 #endif 67 #define DPRINTF(x) DPRINTFN(0, x) 68 69 #define UVSCOM_CONFIG_INDEX 0 70 #define UVSCOM_IFACE_INDEX 0 71 72 #define UVSCOM_INTR_INTERVAL 100 /* mS */ 73 74 #define UVSCOM_UNIT_WAIT 5 75 76 /* Request */ 77 #define UVSCOM_SET_SPEED 0x10 78 #define UVSCOM_LINE_CTL 0x11 79 #define UVSCOM_SET_PARAM 0x12 80 #define UVSCOM_READ_STATUS 0xd0 81 #define UVSCOM_SHUTDOWN 0xe0 82 83 /* UVSCOM_SET_SPEED parameters */ 84 #define UVSCOM_SPEED_150BPS 0x00 85 #define UVSCOM_SPEED_300BPS 0x01 86 #define UVSCOM_SPEED_600BPS 0x02 87 #define UVSCOM_SPEED_1200BPS 0x03 88 #define UVSCOM_SPEED_2400BPS 0x04 89 #define UVSCOM_SPEED_4800BPS 0x05 90 #define UVSCOM_SPEED_9600BPS 0x06 91 #define UVSCOM_SPEED_19200BPS 0x07 92 #define UVSCOM_SPEED_38400BPS 0x08 93 #define UVSCOM_SPEED_57600BPS 0x09 94 #define UVSCOM_SPEED_115200BPS 0x0a 95 96 /* UVSCOM_LINE_CTL parameters */ 97 #define UVSCOM_BREAK 0x40 98 #define UVSCOM_RTS 0x02 99 #define UVSCOM_DTR 0x01 100 #define UVSCOM_LINE_INIT 0x08 101 102 /* UVSCOM_SET_PARAM parameters */ 103 #define UVSCOM_DATA_MASK 0x03 104 #define UVSCOM_DATA_BIT_8 0x03 105 #define UVSCOM_DATA_BIT_7 0x02 106 #define UVSCOM_DATA_BIT_6 0x01 107 #define UVSCOM_DATA_BIT_5 0x00 108 109 #define UVSCOM_STOP_MASK 0x04 110 #define UVSCOM_STOP_BIT_2 0x04 111 #define UVSCOM_STOP_BIT_1 0x00 112 113 #define UVSCOM_PARITY_MASK 0x18 114 #define UVSCOM_PARITY_EVEN 0x18 115 #if 0 116 #define UVSCOM_PARITY_UNK 0x10 117 #endif 118 #define UVSCOM_PARITY_ODD 0x08 119 #define UVSCOM_PARITY_NONE 0x00 120 121 /* Status bits */ 122 #define UVSCOM_TXRDY 0x04 123 #define UVSCOM_RXRDY 0x01 124 125 #define UVSCOM_DCD 0x08 126 #define UVSCOM_NOCARD 0x04 127 #define UVSCOM_DSR 0x02 128 #define UVSCOM_CTS 0x01 129 #define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 130 131 struct uvscom_softc { 132 struct device sc_dev; /* base device */ 133 struct usbd_device *sc_udev; /* USB device */ 134 struct usbd_interface *sc_iface; /* interface */ 135 int sc_iface_number;/* interface number */ 136 137 struct usbd_interface *sc_intr_iface; /* interrupt interface */ 138 int sc_intr_number; /* interrupt number */ 139 struct usbd_pipe *sc_intr_pipe; /* interrupt pipe */ 140 u_char *sc_intr_buf; /* interrupt buffer */ 141 int sc_isize; 142 143 u_char sc_dtr; /* current DTR state */ 144 u_char sc_rts; /* current RTS state */ 145 146 u_char sc_lsr; /* Local status register */ 147 u_char sc_msr; /* uvscom status register */ 148 149 uint16_t sc_lcr; /* Line control */ 150 u_char sc_usr; /* unit status */ 151 152 struct device *sc_subdev; /* ucom device */ 153 }; 154 155 /* 156 * These are the maximum number of bytes transferred per frame. 157 * The output buffer size cannot be increased due to the size encoding. 158 */ 159 #define UVSCOMIBUFSIZE 512 160 #define UVSCOMOBUFSIZE 64 161 162 usbd_status uvscom_readstat(struct uvscom_softc *); 163 usbd_status uvscom_shutdown(struct uvscom_softc *); 164 usbd_status uvscom_reset(struct uvscom_softc *); 165 usbd_status uvscom_set_line_coding(struct uvscom_softc *, 166 uint16_t, uint16_t); 167 usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 168 usbd_status uvscom_set_crtscts(struct uvscom_softc *); 169 void uvscom_get_status(void *, int, u_char *, u_char *); 170 void uvscom_dtr(struct uvscom_softc *, int); 171 void uvscom_rts(struct uvscom_softc *, int); 172 void uvscom_break(struct uvscom_softc *, int); 173 174 void uvscom_set(void *, int, int, int); 175 void uvscom_intr(struct usbd_xfer *, void *, usbd_status); 176 int uvscom_param(void *, int, struct termios *); 177 int uvscom_open(void *, int); 178 void uvscom_close(void *, int); 179 180 struct ucom_methods uvscom_methods = { 181 uvscom_get_status, 182 uvscom_set, 183 uvscom_param, 184 NULL, /* uvscom_ioctl, TODO */ 185 uvscom_open, 186 uvscom_close, 187 NULL, 188 NULL 189 }; 190 191 static const struct usb_devno uvscom_devs [] = { 192 /* SUNTAC U-Cable type A3 */ 193 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS64LX }, 194 /* SUNTAC U-Cable type A4 */ 195 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4 }, 196 /* SUNTAC U-Cable type D2 */ 197 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 198 /* SUNTAC U-Cable type P1 */ 199 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 200 /* SUNTAC Slipper U */ 201 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 202 /* SUNTAC Ir-Trinity */ 203 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 204 }; 205 206 int uvscom_match(struct device *, void *, void *); 207 void uvscom_attach(struct device *, struct device *, void *); 208 int uvscom_detach(struct device *, int); 209 210 struct cfdriver uvscom_cd = { 211 NULL, "uvscom", DV_DULL 212 }; 213 214 const struct cfattach uvscom_ca = { 215 sizeof(struct uvscom_softc), uvscom_match, uvscom_attach, uvscom_detach 216 }; 217 218 int 219 uvscom_match(struct device *parent, void *match, void *aux) 220 { 221 struct usb_attach_arg *uaa = aux; 222 223 if (uaa->iface != NULL) 224 return (UMATCH_NONE); 225 226 return (usb_lookup(uvscom_devs, uaa->vendor, uaa->product) != NULL ? 227 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 228 } 229 230 void 231 uvscom_attach(struct device *parent, struct device *self, void *aux) 232 { 233 struct uvscom_softc *sc = (struct uvscom_softc *)self; 234 struct usb_attach_arg *uaa = aux; 235 struct usbd_device *dev = uaa->device; 236 usb_config_descriptor_t *cdesc; 237 usb_interface_descriptor_t *id; 238 usb_endpoint_descriptor_t *ed; 239 const char *devname = sc->sc_dev.dv_xname; 240 usbd_status err; 241 int i; 242 struct ucom_attach_args uca; 243 244 sc->sc_udev = dev; 245 246 DPRINTF(("uvscom attach: sc = %p\n", sc)); 247 248 /* initialize endpoints */ 249 uca.bulkin = uca.bulkout = -1; 250 sc->sc_intr_number = -1; 251 sc->sc_intr_pipe = NULL; 252 253 /* Move the device into the configured state. */ 254 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 255 if (err) { 256 printf("%s: failed to set configuration, err=%s\n", 257 devname, usbd_errstr(err)); 258 usbd_deactivate(sc->sc_udev); 259 return; 260 } 261 262 /* get the config descriptor */ 263 cdesc = usbd_get_config_descriptor(sc->sc_udev); 264 265 if (cdesc == NULL) { 266 printf("%s: failed to get configuration descriptor\n", 267 sc->sc_dev.dv_xname); 268 usbd_deactivate(sc->sc_udev); 269 return; 270 } 271 272 /* get the common interface */ 273 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 274 &sc->sc_iface); 275 if (err) { 276 printf("%s: failed to get interface, err=%s\n", 277 devname, usbd_errstr(err)); 278 usbd_deactivate(sc->sc_udev); 279 return; 280 } 281 282 id = usbd_get_interface_descriptor(sc->sc_iface); 283 sc->sc_iface_number = id->bInterfaceNumber; 284 285 /* Find endpoints */ 286 for (i = 0; i < id->bNumEndpoints; i++) { 287 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 288 if (ed == NULL) { 289 printf("%s: no endpoint descriptor for %d\n", 290 sc->sc_dev.dv_xname, i); 291 usbd_deactivate(sc->sc_udev); 292 return; 293 } 294 295 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 296 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 297 uca.bulkin = ed->bEndpointAddress; 298 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 299 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 300 uca.bulkout = ed->bEndpointAddress; 301 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 302 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 303 sc->sc_intr_number = ed->bEndpointAddress; 304 sc->sc_isize = UGETW(ed->wMaxPacketSize); 305 } 306 } 307 308 if (uca.bulkin == -1) { 309 printf("%s: Could not find data bulk in\n", 310 sc->sc_dev.dv_xname); 311 usbd_deactivate(sc->sc_udev); 312 return; 313 } 314 if (uca.bulkout == -1) { 315 printf("%s: Could not find data bulk out\n", 316 sc->sc_dev.dv_xname); 317 usbd_deactivate(sc->sc_udev); 318 return; 319 } 320 if (sc->sc_intr_number == -1) { 321 printf("%s: Could not find interrupt in\n", 322 sc->sc_dev.dv_xname); 323 usbd_deactivate(sc->sc_udev); 324 return; 325 } 326 327 sc->sc_dtr = sc->sc_rts = 0; 328 sc->sc_lcr = UVSCOM_LINE_INIT; 329 330 uca.portno = UCOM_UNK_PORTNO; 331 /* bulkin, bulkout set above */ 332 uca.ibufsize = UVSCOMIBUFSIZE; 333 uca.obufsize = UVSCOMOBUFSIZE; 334 uca.ibufsizepad = UVSCOMIBUFSIZE; 335 uca.opkthdrlen = 0; 336 uca.device = dev; 337 uca.iface = sc->sc_iface; 338 uca.methods = &uvscom_methods; 339 uca.arg = sc; 340 uca.info = NULL; 341 342 err = uvscom_reset(sc); 343 344 if (err) { 345 printf("%s: reset failed, %s\n", sc->sc_dev.dv_xname, 346 usbd_errstr(err)); 347 usbd_deactivate(sc->sc_udev); 348 return; 349 } 350 351 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 352 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 353 354 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 355 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 356 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 357 } 358 359 int 360 uvscom_detach(struct device *self, int flags) 361 { 362 struct uvscom_softc *sc = (struct uvscom_softc *)self; 363 int rv = 0; 364 365 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 366 367 if (sc->sc_intr_pipe != NULL) { 368 usbd_abort_pipe(sc->sc_intr_pipe); 369 usbd_close_pipe(sc->sc_intr_pipe); 370 free(sc->sc_intr_buf, M_USBDEV, 0); 371 sc->sc_intr_pipe = NULL; 372 } 373 374 if (sc->sc_subdev != NULL) { 375 rv = config_detach(sc->sc_subdev, flags); 376 sc->sc_subdev = NULL; 377 } 378 379 return (rv); 380 } 381 382 usbd_status 383 uvscom_readstat(struct uvscom_softc *sc) 384 { 385 usb_device_request_t req; 386 usbd_status err; 387 uint16_t r; 388 389 DPRINTF(("%s: send readstat\n", sc->sc_dev.dv_xname)); 390 391 req.bmRequestType = UT_READ_VENDOR_DEVICE; 392 req.bRequest = UVSCOM_READ_STATUS; 393 USETW(req.wValue, 0); 394 USETW(req.wIndex, 0); 395 USETW(req.wLength, 2); 396 397 err = usbd_do_request(sc->sc_udev, &req, &r); 398 if (err) { 399 printf("%s: uvscom_readstat: %s\n", 400 sc->sc_dev.dv_xname, usbd_errstr(err)); 401 return (err); 402 } 403 404 DPRINTF(("%s: uvscom_readstat: r = %d\n", 405 sc->sc_dev.dv_xname, r)); 406 407 return (USBD_NORMAL_COMPLETION); 408 } 409 410 usbd_status 411 uvscom_shutdown(struct uvscom_softc *sc) 412 { 413 usb_device_request_t req; 414 usbd_status err; 415 416 DPRINTF(("%s: send shutdown\n", sc->sc_dev.dv_xname)); 417 418 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 419 req.bRequest = UVSCOM_SHUTDOWN; 420 USETW(req.wValue, 0); 421 USETW(req.wIndex, 0); 422 USETW(req.wLength, 0); 423 424 err = usbd_do_request(sc->sc_udev, &req, NULL); 425 if (err) { 426 printf("%s: uvscom_shutdown: %s\n", 427 sc->sc_dev.dv_xname, usbd_errstr(err)); 428 return (err); 429 } 430 431 return (USBD_NORMAL_COMPLETION); 432 } 433 434 usbd_status 435 uvscom_reset(struct uvscom_softc *sc) 436 { 437 DPRINTF(("%s: uvscom_reset\n", sc->sc_dev.dv_xname)); 438 439 return (USBD_NORMAL_COMPLETION); 440 } 441 442 usbd_status 443 uvscom_set_crtscts(struct uvscom_softc *sc) 444 { 445 DPRINTF(("%s: uvscom_set_crtscts\n", sc->sc_dev.dv_xname)); 446 447 return (USBD_NORMAL_COMPLETION); 448 } 449 450 usbd_status 451 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 452 { 453 usb_device_request_t req; 454 usbd_status err; 455 456 DPRINTF(("%s: uvscom_set_line: %04x\n", 457 sc->sc_dev.dv_xname, line)); 458 459 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 460 req.bRequest = UVSCOM_LINE_CTL; 461 USETW(req.wValue, line); 462 USETW(req.wIndex, 0); 463 USETW(req.wLength, 0); 464 465 err = usbd_do_request(sc->sc_udev, &req, NULL); 466 if (err) { 467 printf("%s: uvscom_set_line: %s\n", 468 sc->sc_dev.dv_xname, usbd_errstr(err)); 469 return (err); 470 } 471 472 return (USBD_NORMAL_COMPLETION); 473 } 474 475 usbd_status 476 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 477 { 478 usb_device_request_t req; 479 usbd_status err; 480 481 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 482 sc->sc_dev.dv_xname, lsp, ls)); 483 484 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 485 req.bRequest = UVSCOM_SET_SPEED; 486 USETW(req.wValue, lsp); 487 USETW(req.wIndex, 0); 488 USETW(req.wLength, 0); 489 490 err = usbd_do_request(sc->sc_udev, &req, NULL); 491 if (err) { 492 printf("%s: uvscom_set_line_coding: %s\n", 493 sc->sc_dev.dv_xname, usbd_errstr(err)); 494 return (err); 495 } 496 497 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 498 req.bRequest = UVSCOM_SET_PARAM; 499 USETW(req.wValue, ls); 500 USETW(req.wIndex, 0); 501 USETW(req.wLength, 0); 502 503 err = usbd_do_request(sc->sc_udev, &req, NULL); 504 if (err) { 505 printf("%s: uvscom_set_line_coding: %s\n", 506 sc->sc_dev.dv_xname, usbd_errstr(err)); 507 return (err); 508 } 509 510 return (USBD_NORMAL_COMPLETION); 511 } 512 513 void 514 uvscom_dtr(struct uvscom_softc *sc, int onoff) 515 { 516 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 517 sc->sc_dev.dv_xname, onoff)); 518 519 if (sc->sc_dtr == onoff) 520 return; /* no change */ 521 522 sc->sc_dtr = onoff; 523 524 if (onoff) 525 SET(sc->sc_lcr, UVSCOM_DTR); 526 else 527 CLR(sc->sc_lcr, UVSCOM_DTR); 528 529 uvscom_set_line(sc, sc->sc_lcr); 530 } 531 532 void 533 uvscom_rts(struct uvscom_softc *sc, int onoff) 534 { 535 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 536 sc->sc_dev.dv_xname, onoff)); 537 538 if (sc->sc_rts == onoff) 539 return; /* no change */ 540 541 sc->sc_rts = onoff; 542 543 if (onoff) 544 SET(sc->sc_lcr, UVSCOM_RTS); 545 else 546 CLR(sc->sc_lcr, UVSCOM_RTS); 547 548 uvscom_set_line(sc, sc->sc_lcr); 549 } 550 551 void 552 uvscom_break(struct uvscom_softc *sc, int onoff) 553 { 554 DPRINTF(("%s: uvscom_break: onoff = %d\n", 555 sc->sc_dev.dv_xname, onoff)); 556 557 if (onoff) 558 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 559 } 560 561 void 562 uvscom_set(void *addr, int portno, int reg, int onoff) 563 { 564 struct uvscom_softc *sc = addr; 565 566 switch (reg) { 567 case UCOM_SET_DTR: 568 uvscom_dtr(sc, onoff); 569 break; 570 case UCOM_SET_RTS: 571 uvscom_rts(sc, onoff); 572 break; 573 case UCOM_SET_BREAK: 574 uvscom_break(sc, onoff); 575 break; 576 default: 577 break; 578 } 579 } 580 581 int 582 uvscom_param(void *addr, int portno, struct termios *t) 583 { 584 struct uvscom_softc *sc = addr; 585 usbd_status err; 586 uint16_t lsp; 587 uint16_t ls; 588 589 DPRINTF(("%s: uvscom_param: sc = %p\n", 590 sc->sc_dev.dv_xname, sc)); 591 592 ls = 0; 593 594 switch (t->c_ospeed) { 595 case B150: 596 lsp = UVSCOM_SPEED_150BPS; 597 break; 598 case B300: 599 lsp = UVSCOM_SPEED_300BPS; 600 break; 601 case B600: 602 lsp = UVSCOM_SPEED_600BPS; 603 break; 604 case B1200: 605 lsp = UVSCOM_SPEED_1200BPS; 606 break; 607 case B2400: 608 lsp = UVSCOM_SPEED_2400BPS; 609 break; 610 case B4800: 611 lsp = UVSCOM_SPEED_4800BPS; 612 break; 613 case B9600: 614 lsp = UVSCOM_SPEED_9600BPS; 615 break; 616 case B19200: 617 lsp = UVSCOM_SPEED_19200BPS; 618 break; 619 case B38400: 620 lsp = UVSCOM_SPEED_38400BPS; 621 break; 622 case B57600: 623 lsp = UVSCOM_SPEED_57600BPS; 624 break; 625 case B115200: 626 lsp = UVSCOM_SPEED_115200BPS; 627 break; 628 default: 629 return (EIO); 630 } 631 632 if (ISSET(t->c_cflag, CSTOPB)) 633 SET(ls, UVSCOM_STOP_BIT_2); 634 else 635 SET(ls, UVSCOM_STOP_BIT_1); 636 637 if (ISSET(t->c_cflag, PARENB)) { 638 if (ISSET(t->c_cflag, PARODD)) 639 SET(ls, UVSCOM_PARITY_ODD); 640 else 641 SET(ls, UVSCOM_PARITY_EVEN); 642 } else 643 SET(ls, UVSCOM_PARITY_NONE); 644 645 switch (ISSET(t->c_cflag, CSIZE)) { 646 case CS5: 647 SET(ls, UVSCOM_DATA_BIT_5); 648 break; 649 case CS6: 650 SET(ls, UVSCOM_DATA_BIT_6); 651 break; 652 case CS7: 653 SET(ls, UVSCOM_DATA_BIT_7); 654 break; 655 case CS8: 656 SET(ls, UVSCOM_DATA_BIT_8); 657 break; 658 default: 659 return (EIO); 660 } 661 662 err = uvscom_set_line_coding(sc, lsp, ls); 663 if (err) 664 return (EIO); 665 666 if (ISSET(t->c_cflag, CRTSCTS)) { 667 err = uvscom_set_crtscts(sc); 668 if (err) 669 return (EIO); 670 } 671 672 return (0); 673 } 674 675 int 676 uvscom_open(void *addr, int portno) 677 { 678 struct uvscom_softc *sc = addr; 679 int err; 680 int i; 681 682 if (usbd_is_dying(sc->sc_udev)) 683 return (EIO); 684 685 DPRINTF(("uvscom_open: sc = %p\n", sc)); 686 687 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 688 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 689 690 sc->sc_usr = 0; /* clear unit status */ 691 692 err = uvscom_readstat(sc); 693 if (err) { 694 DPRINTF(("%s: uvscom_open: readstat faild\n", 695 sc->sc_dev.dv_xname)); 696 return (EIO); 697 } 698 699 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 700 err = usbd_open_pipe_intr(sc->sc_iface, 701 sc->sc_intr_number, 702 USBD_SHORT_XFER_OK, 703 &sc->sc_intr_pipe, 704 sc, 705 sc->sc_intr_buf, 706 sc->sc_isize, 707 uvscom_intr, 708 UVSCOM_INTR_INTERVAL); 709 if (err) { 710 printf("%s: cannot open interrupt pipe (addr %d)\n", 711 sc->sc_dev.dv_xname, 712 sc->sc_intr_number); 713 return (EIO); 714 } 715 } else { 716 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 717 } 718 719 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 720 /* unit is not ready */ 721 722 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 723 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 724 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 725 break; 726 } 727 if (i == 0) { 728 DPRINTF(("%s: unit is not ready\n", 729 sc->sc_dev.dv_xname)); 730 return (EIO); 731 } 732 733 /* check PC card was inserted */ 734 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 735 DPRINTF(("%s: no card\n", 736 sc->sc_dev.dv_xname)); 737 return (EIO); 738 } 739 } 740 741 return (0); 742 } 743 744 void 745 uvscom_close(void *addr, int portno) 746 { 747 struct uvscom_softc *sc = addr; 748 int err; 749 750 if (usbd_is_dying(sc->sc_udev)) 751 return; 752 753 DPRINTF(("uvscom_close: close\n")); 754 755 uvscom_shutdown(sc); 756 757 if (sc->sc_intr_pipe != NULL) { 758 usbd_abort_pipe(sc->sc_intr_pipe); 759 err = usbd_close_pipe(sc->sc_intr_pipe); 760 if (err) 761 printf("%s: close interrupt pipe failed: %s\n", 762 sc->sc_dev.dv_xname, 763 usbd_errstr(err)); 764 free(sc->sc_intr_buf, M_USBDEV, 0); 765 sc->sc_intr_pipe = NULL; 766 } 767 } 768 769 void 770 uvscom_intr(struct usbd_xfer *xfer, void *priv, usbd_status status) 771 { 772 struct uvscom_softc *sc = priv; 773 u_char *buf = sc->sc_intr_buf; 774 u_char pstatus; 775 776 if (usbd_is_dying(sc->sc_udev)) 777 return; 778 779 if (status != USBD_NORMAL_COMPLETION) { 780 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 781 return; 782 783 printf("%s: uvscom_intr: abnormal status: %s\n", 784 sc->sc_dev.dv_xname, 785 usbd_errstr(status)); 786 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 787 return; 788 } 789 790 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 791 sc->sc_dev.dv_xname, buf[0], buf[1])); 792 793 sc->sc_lsr = sc->sc_msr = 0; 794 sc->sc_usr = buf[1]; 795 796 pstatus = buf[0]; 797 if (ISSET(pstatus, UVSCOM_TXRDY)) 798 SET(sc->sc_lsr, ULSR_TXRDY); 799 if (ISSET(pstatus, UVSCOM_RXRDY)) 800 SET(sc->sc_lsr, ULSR_RXRDY); 801 802 pstatus = buf[1]; 803 if (ISSET(pstatus, UVSCOM_CTS)) 804 SET(sc->sc_msr, UMSR_CTS); 805 if (ISSET(pstatus, UVSCOM_DSR)) 806 SET(sc->sc_msr, UMSR_DSR); 807 if (ISSET(pstatus, UVSCOM_DCD)) 808 SET(sc->sc_msr, UMSR_DCD); 809 810 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 811 } 812 813 void 814 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 815 { 816 struct uvscom_softc *sc = addr; 817 818 if (lsr != NULL) 819 *lsr = sc->sc_lsr; 820 if (msr != NULL) 821 *msr = sc->sc_msr; 822 } 823