1 /* $OpenBSD: uvscom.c,v 1.33 2015/03/14 03:38:50 jsg 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 57 #include <dev/usb/ucomvar.h> 58 59 #ifdef UVSCOM_DEBUG 60 static int uvscomdebug = 1; 61 62 #define DPRINTFN(n, x) do { if (uvscomdebug > (n)) printf x; } while (0) 63 #else 64 #define DPRINTFN(n, x) 65 #endif 66 #define DPRINTF(x) DPRINTFN(0, x) 67 68 #define UVSCOM_CONFIG_INDEX 0 69 #define UVSCOM_IFACE_INDEX 0 70 71 #define UVSCOM_INTR_INTERVAL 100 /* mS */ 72 73 #define UVSCOM_UNIT_WAIT 5 74 75 /* Request */ 76 #define UVSCOM_SET_SPEED 0x10 77 #define UVSCOM_LINE_CTL 0x11 78 #define UVSCOM_SET_PARAM 0x12 79 #define UVSCOM_READ_STATUS 0xd0 80 #define UVSCOM_SHUTDOWN 0xe0 81 82 /* UVSCOM_SET_SPEED parameters */ 83 #define UVSCOM_SPEED_150BPS 0x00 84 #define UVSCOM_SPEED_300BPS 0x01 85 #define UVSCOM_SPEED_600BPS 0x02 86 #define UVSCOM_SPEED_1200BPS 0x03 87 #define UVSCOM_SPEED_2400BPS 0x04 88 #define UVSCOM_SPEED_4800BPS 0x05 89 #define UVSCOM_SPEED_9600BPS 0x06 90 #define UVSCOM_SPEED_19200BPS 0x07 91 #define UVSCOM_SPEED_38400BPS 0x08 92 #define UVSCOM_SPEED_57600BPS 0x09 93 #define UVSCOM_SPEED_115200BPS 0x0a 94 95 /* UVSCOM_LINE_CTL parameters */ 96 #define UVSCOM_BREAK 0x40 97 #define UVSCOM_RTS 0x02 98 #define UVSCOM_DTR 0x01 99 #define UVSCOM_LINE_INIT 0x08 100 101 /* UVSCOM_SET_PARAM parameters */ 102 #define UVSCOM_DATA_MASK 0x03 103 #define UVSCOM_DATA_BIT_8 0x03 104 #define UVSCOM_DATA_BIT_7 0x02 105 #define UVSCOM_DATA_BIT_6 0x01 106 #define UVSCOM_DATA_BIT_5 0x00 107 108 #define UVSCOM_STOP_MASK 0x04 109 #define UVSCOM_STOP_BIT_2 0x04 110 #define UVSCOM_STOP_BIT_1 0x00 111 112 #define UVSCOM_PARITY_MASK 0x18 113 #define UVSCOM_PARITY_EVEN 0x18 114 #if 0 115 #define UVSCOM_PARITY_UNK 0x10 116 #endif 117 #define UVSCOM_PARITY_ODD 0x08 118 #define UVSCOM_PARITY_NONE 0x00 119 120 /* Status bits */ 121 #define UVSCOM_TXRDY 0x04 122 #define UVSCOM_RXRDY 0x01 123 124 #define UVSCOM_DCD 0x08 125 #define UVSCOM_NOCARD 0x04 126 #define UVSCOM_DSR 0x02 127 #define UVSCOM_CTS 0x01 128 #define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 129 130 struct uvscom_softc { 131 struct device sc_dev; /* base device */ 132 struct usbd_device *sc_udev; /* USB device */ 133 struct usbd_interface *sc_iface; /* interface */ 134 int sc_iface_number;/* interface number */ 135 136 struct usbd_interface *sc_intr_iface; /* interrupt interface */ 137 int sc_intr_number; /* interrupt number */ 138 struct usbd_pipe *sc_intr_pipe; /* interrupt pipe */ 139 u_char *sc_intr_buf; /* interrupt buffer */ 140 int sc_isize; 141 142 u_char sc_dtr; /* current DTR state */ 143 u_char sc_rts; /* current RTS state */ 144 145 u_char sc_lsr; /* Local status register */ 146 u_char sc_msr; /* uvscom status register */ 147 148 uint16_t sc_lcr; /* Line control */ 149 u_char sc_usr; /* unit status */ 150 151 struct device *sc_subdev; /* ucom device */ 152 }; 153 154 /* 155 * These are the maximum number of bytes transferred per frame. 156 * The output buffer size cannot be increased due to the size encoding. 157 */ 158 #define UVSCOMIBUFSIZE 512 159 #define UVSCOMOBUFSIZE 64 160 161 usbd_status uvscom_readstat(struct uvscom_softc *); 162 usbd_status uvscom_shutdown(struct uvscom_softc *); 163 usbd_status uvscom_reset(struct uvscom_softc *); 164 usbd_status uvscom_set_line_coding(struct uvscom_softc *, 165 uint16_t, uint16_t); 166 usbd_status uvscom_set_line(struct uvscom_softc *, uint16_t); 167 usbd_status uvscom_set_crtscts(struct uvscom_softc *); 168 void uvscom_get_status(void *, int, u_char *, u_char *); 169 void uvscom_dtr(struct uvscom_softc *, int); 170 void uvscom_rts(struct uvscom_softc *, int); 171 void uvscom_break(struct uvscom_softc *, int); 172 173 void uvscom_set(void *, int, int, int); 174 void uvscom_intr(struct usbd_xfer *, void *, usbd_status); 175 int uvscom_param(void *, int, struct termios *); 176 int uvscom_open(void *, int); 177 void uvscom_close(void *, int); 178 179 struct ucom_methods uvscom_methods = { 180 uvscom_get_status, 181 uvscom_set, 182 uvscom_param, 183 NULL, /* uvscom_ioctl, TODO */ 184 uvscom_open, 185 uvscom_close, 186 NULL, 187 NULL 188 }; 189 190 static const struct usb_devno uvscom_devs [] = { 191 /* SUNTAC U-Cable type A3 */ 192 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS64LX }, 193 /* SUNTAC U-Cable type A4 */ 194 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4 }, 195 /* SUNTAC U-Cable type D2 */ 196 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L }, 197 /* SUNTAC U-Cable type P1 */ 198 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1 }, 199 /* SUNTAC Slipper U */ 200 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U }, 201 /* SUNTAC Ir-Trinity */ 202 { USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U }, 203 }; 204 205 int uvscom_match(struct device *, void *, void *); 206 void uvscom_attach(struct device *, struct device *, void *); 207 int uvscom_detach(struct device *, int); 208 209 struct cfdriver uvscom_cd = { 210 NULL, "uvscom", DV_DULL 211 }; 212 213 const struct cfattach uvscom_ca = { 214 sizeof(struct uvscom_softc), uvscom_match, uvscom_attach, uvscom_detach 215 }; 216 217 int 218 uvscom_match(struct device *parent, void *match, void *aux) 219 { 220 struct usb_attach_arg *uaa = aux; 221 222 if (uaa->iface != NULL) 223 return (UMATCH_NONE); 224 225 return (usb_lookup(uvscom_devs, uaa->vendor, uaa->product) != NULL ? 226 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 227 } 228 229 void 230 uvscom_attach(struct device *parent, struct device *self, void *aux) 231 { 232 struct uvscom_softc *sc = (struct uvscom_softc *)self; 233 struct usb_attach_arg *uaa = aux; 234 struct usbd_device *dev = uaa->device; 235 usb_config_descriptor_t *cdesc; 236 usb_interface_descriptor_t *id; 237 usb_endpoint_descriptor_t *ed; 238 const char *devname = sc->sc_dev.dv_xname; 239 usbd_status err; 240 int i; 241 struct ucom_attach_args uca; 242 243 sc->sc_udev = dev; 244 245 DPRINTF(("uvscom attach: sc = %p\n", sc)); 246 247 /* initialize endpoints */ 248 uca.bulkin = uca.bulkout = -1; 249 sc->sc_intr_number = -1; 250 sc->sc_intr_pipe = NULL; 251 252 /* Move the device into the configured state. */ 253 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 254 if (err) { 255 printf("%s: failed to set configuration, err=%s\n", 256 devname, usbd_errstr(err)); 257 usbd_deactivate(sc->sc_udev); 258 return; 259 } 260 261 /* get the config descriptor */ 262 cdesc = usbd_get_config_descriptor(sc->sc_udev); 263 264 if (cdesc == NULL) { 265 printf("%s: failed to get configuration descriptor\n", 266 sc->sc_dev.dv_xname); 267 usbd_deactivate(sc->sc_udev); 268 return; 269 } 270 271 /* get the common interface */ 272 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 273 &sc->sc_iface); 274 if (err) { 275 printf("%s: failed to get interface, err=%s\n", 276 devname, usbd_errstr(err)); 277 usbd_deactivate(sc->sc_udev); 278 return; 279 } 280 281 id = usbd_get_interface_descriptor(sc->sc_iface); 282 sc->sc_iface_number = id->bInterfaceNumber; 283 284 /* Find endpoints */ 285 for (i = 0; i < id->bNumEndpoints; i++) { 286 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 287 if (ed == NULL) { 288 printf("%s: no endpoint descriptor for %d\n", 289 sc->sc_dev.dv_xname, i); 290 usbd_deactivate(sc->sc_udev); 291 return; 292 } 293 294 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 295 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 296 uca.bulkin = ed->bEndpointAddress; 297 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 298 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 299 uca.bulkout = ed->bEndpointAddress; 300 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 301 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 302 sc->sc_intr_number = ed->bEndpointAddress; 303 sc->sc_isize = UGETW(ed->wMaxPacketSize); 304 } 305 } 306 307 if (uca.bulkin == -1) { 308 printf("%s: Could not find data bulk in\n", 309 sc->sc_dev.dv_xname); 310 usbd_deactivate(sc->sc_udev); 311 return; 312 } 313 if (uca.bulkout == -1) { 314 printf("%s: Could not find data bulk out\n", 315 sc->sc_dev.dv_xname); 316 usbd_deactivate(sc->sc_udev); 317 return; 318 } 319 if (sc->sc_intr_number == -1) { 320 printf("%s: Could not find interrupt in\n", 321 sc->sc_dev.dv_xname); 322 usbd_deactivate(sc->sc_udev); 323 return; 324 } 325 326 sc->sc_dtr = sc->sc_rts = 0; 327 sc->sc_lcr = UVSCOM_LINE_INIT; 328 329 uca.portno = UCOM_UNK_PORTNO; 330 /* bulkin, bulkout set above */ 331 uca.ibufsize = UVSCOMIBUFSIZE; 332 uca.obufsize = UVSCOMOBUFSIZE; 333 uca.ibufsizepad = UVSCOMIBUFSIZE; 334 uca.opkthdrlen = 0; 335 uca.device = dev; 336 uca.iface = sc->sc_iface; 337 uca.methods = &uvscom_methods; 338 uca.arg = sc; 339 uca.info = NULL; 340 341 err = uvscom_reset(sc); 342 343 if (err) { 344 printf("%s: reset failed, %s\n", sc->sc_dev.dv_xname, 345 usbd_errstr(err)); 346 usbd_deactivate(sc->sc_udev); 347 return; 348 } 349 350 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 351 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number)); 352 353 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 354 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 355 sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 356 } 357 358 int 359 uvscom_detach(struct device *self, int flags) 360 { 361 struct uvscom_softc *sc = (struct uvscom_softc *)self; 362 int rv = 0; 363 364 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 365 366 if (sc->sc_intr_pipe != NULL) { 367 usbd_abort_pipe(sc->sc_intr_pipe); 368 usbd_close_pipe(sc->sc_intr_pipe); 369 free(sc->sc_intr_buf, M_USBDEV, 0); 370 sc->sc_intr_pipe = NULL; 371 } 372 373 if (sc->sc_subdev != NULL) { 374 rv = config_detach(sc->sc_subdev, flags); 375 sc->sc_subdev = NULL; 376 } 377 378 return (rv); 379 } 380 381 usbd_status 382 uvscom_readstat(struct uvscom_softc *sc) 383 { 384 usb_device_request_t req; 385 usbd_status err; 386 uint16_t r; 387 388 DPRINTF(("%s: send readstat\n", sc->sc_dev.dv_xname)); 389 390 req.bmRequestType = UT_READ_VENDOR_DEVICE; 391 req.bRequest = UVSCOM_READ_STATUS; 392 USETW(req.wValue, 0); 393 USETW(req.wIndex, 0); 394 USETW(req.wLength, 2); 395 396 err = usbd_do_request(sc->sc_udev, &req, &r); 397 if (err) { 398 printf("%s: uvscom_readstat: %s\n", 399 sc->sc_dev.dv_xname, usbd_errstr(err)); 400 return (err); 401 } 402 403 DPRINTF(("%s: uvscom_readstat: r = %d\n", 404 sc->sc_dev.dv_xname, r)); 405 406 return (USBD_NORMAL_COMPLETION); 407 } 408 409 usbd_status 410 uvscom_shutdown(struct uvscom_softc *sc) 411 { 412 usb_device_request_t req; 413 usbd_status err; 414 415 DPRINTF(("%s: send shutdown\n", sc->sc_dev.dv_xname)); 416 417 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 418 req.bRequest = UVSCOM_SHUTDOWN; 419 USETW(req.wValue, 0); 420 USETW(req.wIndex, 0); 421 USETW(req.wLength, 0); 422 423 err = usbd_do_request(sc->sc_udev, &req, NULL); 424 if (err) { 425 printf("%s: uvscom_shutdown: %s\n", 426 sc->sc_dev.dv_xname, usbd_errstr(err)); 427 return (err); 428 } 429 430 return (USBD_NORMAL_COMPLETION); 431 } 432 433 usbd_status 434 uvscom_reset(struct uvscom_softc *sc) 435 { 436 DPRINTF(("%s: uvscom_reset\n", sc->sc_dev.dv_xname)); 437 438 return (USBD_NORMAL_COMPLETION); 439 } 440 441 usbd_status 442 uvscom_set_crtscts(struct uvscom_softc *sc) 443 { 444 DPRINTF(("%s: uvscom_set_crtscts\n", sc->sc_dev.dv_xname)); 445 446 return (USBD_NORMAL_COMPLETION); 447 } 448 449 usbd_status 450 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 451 { 452 usb_device_request_t req; 453 usbd_status err; 454 455 DPRINTF(("%s: uvscom_set_line: %04x\n", 456 sc->sc_dev.dv_xname, line)); 457 458 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 459 req.bRequest = UVSCOM_LINE_CTL; 460 USETW(req.wValue, line); 461 USETW(req.wIndex, 0); 462 USETW(req.wLength, 0); 463 464 err = usbd_do_request(sc->sc_udev, &req, NULL); 465 if (err) { 466 printf("%s: uvscom_set_line: %s\n", 467 sc->sc_dev.dv_xname, usbd_errstr(err)); 468 return (err); 469 } 470 471 return (USBD_NORMAL_COMPLETION); 472 } 473 474 usbd_status 475 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 476 { 477 usb_device_request_t req; 478 usbd_status err; 479 480 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 481 sc->sc_dev.dv_xname, lsp, ls)); 482 483 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 484 req.bRequest = UVSCOM_SET_SPEED; 485 USETW(req.wValue, lsp); 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_coding: %s\n", 492 sc->sc_dev.dv_xname, usbd_errstr(err)); 493 return (err); 494 } 495 496 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 497 req.bRequest = UVSCOM_SET_PARAM; 498 USETW(req.wValue, ls); 499 USETW(req.wIndex, 0); 500 USETW(req.wLength, 0); 501 502 err = usbd_do_request(sc->sc_udev, &req, NULL); 503 if (err) { 504 printf("%s: uvscom_set_line_coding: %s\n", 505 sc->sc_dev.dv_xname, usbd_errstr(err)); 506 return (err); 507 } 508 509 return (USBD_NORMAL_COMPLETION); 510 } 511 512 void 513 uvscom_dtr(struct uvscom_softc *sc, int onoff) 514 { 515 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 516 sc->sc_dev.dv_xname, onoff)); 517 518 if (sc->sc_dtr == onoff) 519 return; /* no change */ 520 521 sc->sc_dtr = onoff; 522 523 if (onoff) 524 SET(sc->sc_lcr, UVSCOM_DTR); 525 else 526 CLR(sc->sc_lcr, UVSCOM_DTR); 527 528 uvscom_set_line(sc, sc->sc_lcr); 529 } 530 531 void 532 uvscom_rts(struct uvscom_softc *sc, int onoff) 533 { 534 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 535 sc->sc_dev.dv_xname, onoff)); 536 537 if (sc->sc_rts == onoff) 538 return; /* no change */ 539 540 sc->sc_rts = onoff; 541 542 if (onoff) 543 SET(sc->sc_lcr, UVSCOM_RTS); 544 else 545 CLR(sc->sc_lcr, UVSCOM_RTS); 546 547 uvscom_set_line(sc, sc->sc_lcr); 548 } 549 550 void 551 uvscom_break(struct uvscom_softc *sc, int onoff) 552 { 553 DPRINTF(("%s: uvscom_break: onoff = %d\n", 554 sc->sc_dev.dv_xname, onoff)); 555 556 if (onoff) 557 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 558 } 559 560 void 561 uvscom_set(void *addr, int portno, int reg, int onoff) 562 { 563 struct uvscom_softc *sc = addr; 564 565 switch (reg) { 566 case UCOM_SET_DTR: 567 uvscom_dtr(sc, onoff); 568 break; 569 case UCOM_SET_RTS: 570 uvscom_rts(sc, onoff); 571 break; 572 case UCOM_SET_BREAK: 573 uvscom_break(sc, onoff); 574 break; 575 default: 576 break; 577 } 578 } 579 580 int 581 uvscom_param(void *addr, int portno, struct termios *t) 582 { 583 struct uvscom_softc *sc = addr; 584 usbd_status err; 585 uint16_t lsp; 586 uint16_t ls; 587 588 DPRINTF(("%s: uvscom_param: sc = %p\n", 589 sc->sc_dev.dv_xname, sc)); 590 591 ls = 0; 592 593 switch (t->c_ospeed) { 594 case B150: 595 lsp = UVSCOM_SPEED_150BPS; 596 break; 597 case B300: 598 lsp = UVSCOM_SPEED_300BPS; 599 break; 600 case B600: 601 lsp = UVSCOM_SPEED_600BPS; 602 break; 603 case B1200: 604 lsp = UVSCOM_SPEED_1200BPS; 605 break; 606 case B2400: 607 lsp = UVSCOM_SPEED_2400BPS; 608 break; 609 case B4800: 610 lsp = UVSCOM_SPEED_4800BPS; 611 break; 612 case B9600: 613 lsp = UVSCOM_SPEED_9600BPS; 614 break; 615 case B19200: 616 lsp = UVSCOM_SPEED_19200BPS; 617 break; 618 case B38400: 619 lsp = UVSCOM_SPEED_38400BPS; 620 break; 621 case B57600: 622 lsp = UVSCOM_SPEED_57600BPS; 623 break; 624 case B115200: 625 lsp = UVSCOM_SPEED_115200BPS; 626 break; 627 default: 628 return (EIO); 629 } 630 631 if (ISSET(t->c_cflag, CSTOPB)) 632 SET(ls, UVSCOM_STOP_BIT_2); 633 else 634 SET(ls, UVSCOM_STOP_BIT_1); 635 636 if (ISSET(t->c_cflag, PARENB)) { 637 if (ISSET(t->c_cflag, PARODD)) 638 SET(ls, UVSCOM_PARITY_ODD); 639 else 640 SET(ls, UVSCOM_PARITY_EVEN); 641 } else 642 SET(ls, UVSCOM_PARITY_NONE); 643 644 switch (ISSET(t->c_cflag, CSIZE)) { 645 case CS5: 646 SET(ls, UVSCOM_DATA_BIT_5); 647 break; 648 case CS6: 649 SET(ls, UVSCOM_DATA_BIT_6); 650 break; 651 case CS7: 652 SET(ls, UVSCOM_DATA_BIT_7); 653 break; 654 case CS8: 655 SET(ls, UVSCOM_DATA_BIT_8); 656 break; 657 default: 658 return (EIO); 659 } 660 661 err = uvscom_set_line_coding(sc, lsp, ls); 662 if (err) 663 return (EIO); 664 665 if (ISSET(t->c_cflag, CRTSCTS)) { 666 err = uvscom_set_crtscts(sc); 667 if (err) 668 return (EIO); 669 } 670 671 return (0); 672 } 673 674 int 675 uvscom_open(void *addr, int portno) 676 { 677 struct uvscom_softc *sc = addr; 678 int err; 679 int i; 680 681 if (usbd_is_dying(sc->sc_udev)) 682 return (EIO); 683 684 DPRINTF(("uvscom_open: sc = %p\n", sc)); 685 686 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 687 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 688 689 sc->sc_usr = 0; /* clear unit status */ 690 691 err = uvscom_readstat(sc); 692 if (err) { 693 DPRINTF(("%s: uvscom_open: readstat faild\n", 694 sc->sc_dev.dv_xname)); 695 return (EIO); 696 } 697 698 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 699 err = usbd_open_pipe_intr(sc->sc_iface, 700 sc->sc_intr_number, 701 USBD_SHORT_XFER_OK, 702 &sc->sc_intr_pipe, 703 sc, 704 sc->sc_intr_buf, 705 sc->sc_isize, 706 uvscom_intr, 707 UVSCOM_INTR_INTERVAL); 708 if (err) { 709 printf("%s: cannot open interrupt pipe (addr %d)\n", 710 sc->sc_dev.dv_xname, 711 sc->sc_intr_number); 712 return (EIO); 713 } 714 } else { 715 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 716 } 717 718 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 719 /* unit is not ready */ 720 721 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 722 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 723 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 724 break; 725 } 726 if (i == 0) { 727 DPRINTF(("%s: unit is not ready\n", 728 sc->sc_dev.dv_xname)); 729 return (EIO); 730 } 731 732 /* check PC card was inserted */ 733 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 734 DPRINTF(("%s: no card\n", 735 sc->sc_dev.dv_xname)); 736 return (EIO); 737 } 738 } 739 740 return (0); 741 } 742 743 void 744 uvscom_close(void *addr, int portno) 745 { 746 struct uvscom_softc *sc = addr; 747 int err; 748 749 if (usbd_is_dying(sc->sc_udev)) 750 return; 751 752 DPRINTF(("uvscom_close: close\n")); 753 754 uvscom_shutdown(sc); 755 756 if (sc->sc_intr_pipe != NULL) { 757 usbd_abort_pipe(sc->sc_intr_pipe); 758 err = usbd_close_pipe(sc->sc_intr_pipe); 759 if (err) 760 printf("%s: close interrupt pipe failed: %s\n", 761 sc->sc_dev.dv_xname, 762 usbd_errstr(err)); 763 free(sc->sc_intr_buf, M_USBDEV, 0); 764 sc->sc_intr_pipe = NULL; 765 } 766 } 767 768 void 769 uvscom_intr(struct usbd_xfer *xfer, void *priv, usbd_status status) 770 { 771 struct uvscom_softc *sc = priv; 772 u_char *buf = sc->sc_intr_buf; 773 u_char pstatus; 774 775 if (usbd_is_dying(sc->sc_udev)) 776 return; 777 778 if (status != USBD_NORMAL_COMPLETION) { 779 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 780 return; 781 782 printf("%s: uvscom_intr: abnormal status: %s\n", 783 sc->sc_dev.dv_xname, 784 usbd_errstr(status)); 785 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 786 return; 787 } 788 789 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 790 sc->sc_dev.dv_xname, buf[0], buf[1])); 791 792 sc->sc_lsr = sc->sc_msr = 0; 793 sc->sc_usr = buf[1]; 794 795 pstatus = buf[0]; 796 if (ISSET(pstatus, UVSCOM_TXRDY)) 797 SET(sc->sc_lsr, ULSR_TXRDY); 798 if (ISSET(pstatus, UVSCOM_RXRDY)) 799 SET(sc->sc_lsr, ULSR_RXRDY); 800 801 pstatus = buf[1]; 802 if (ISSET(pstatus, UVSCOM_CTS)) 803 SET(sc->sc_msr, UMSR_CTS); 804 if (ISSET(pstatus, UVSCOM_DSR)) 805 SET(sc->sc_msr, UMSR_DSR); 806 if (ISSET(pstatus, UVSCOM_DCD)) 807 SET(sc->sc_msr, UMSR_DCD); 808 809 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 810 } 811 812 void 813 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 814 { 815 struct uvscom_softc *sc = addr; 816 817 if (lsr != NULL) 818 *lsr = sc->sc_lsr; 819 if (msr != NULL) 820 *msr = sc->sc_msr; 821 } 822