1 /* $NetBSD: uvscom.c,v 1.24 2009/11/12 20:01:15 dyoung 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 1.24 2009/11/12 20:01:15 dyoung 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 int uvscom_match(device_t, cfdata_t, void *); 236 void uvscom_attach(device_t, device_t, void *); 237 void uvscom_childdet(device_t, device_t); 238 int uvscom_detach(device_t, int); 239 int uvscom_activate(device_t, enum devact); 240 extern struct cfdriver uvscom_cd; 241 CFATTACH_DECL2_NEW(uvscom, sizeof(struct uvscom_softc), uvscom_match, 242 uvscom_attach, uvscom_detach, uvscom_activate, NULL, uvscom_childdet); 243 244 USB_MATCH(uvscom) 245 { 246 USB_MATCH_START(uvscom, uaa); 247 248 return (uvscom_lookup(uaa->vendor, uaa->product) != NULL ? 249 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 250 } 251 252 USB_ATTACH(uvscom) 253 { 254 USB_ATTACH_START(uvscom, sc, uaa); 255 usbd_device_handle dev = uaa->device; 256 usb_config_descriptor_t *cdesc; 257 usb_interface_descriptor_t *id; 258 usb_endpoint_descriptor_t *ed; 259 char *devinfop; 260 usbd_status err; 261 int i; 262 struct ucom_attach_args uca; 263 264 aprint_naive("\n"); 265 aprint_normal("\n"); 266 267 devinfop = usbd_devinfo_alloc(dev, 0); 268 aprint_normal_dev(self, "%s\n", devinfop); 269 usbd_devinfo_free(devinfop); 270 271 sc->sc_dev = self; 272 sc->sc_udev = dev; 273 274 DPRINTF(("uvscom attach: sc = %p\n", sc)); 275 276 /* initialize endpoints */ 277 uca.bulkin = uca.bulkout = -1; 278 sc->sc_intr_number = -1; 279 sc->sc_intr_pipe = NULL; 280 281 /* Move the device into the configured state. */ 282 err = usbd_set_config_index(dev, UVSCOM_CONFIG_INDEX, 1); 283 if (err) { 284 aprint_error_dev(self, "failed to set configuration, err=%s\n", 285 usbd_errstr(err)); 286 sc->sc_dying = 1; 287 USB_ATTACH_ERROR_RETURN; 288 } 289 290 /* get the config descriptor */ 291 cdesc = usbd_get_config_descriptor(sc->sc_udev); 292 293 if (cdesc == NULL) { 294 aprint_error_dev(self, 295 "failed to get configuration descriptor\n"); 296 sc->sc_dying = 1; 297 USB_ATTACH_ERROR_RETURN; 298 } 299 300 /* get the common interface */ 301 err = usbd_device2interface_handle(dev, UVSCOM_IFACE_INDEX, 302 &sc->sc_iface); 303 if (err) { 304 aprint_error_dev(self, "failed to get interface, err=%s\n", 305 usbd_errstr(err)); 306 sc->sc_dying = 1; 307 USB_ATTACH_ERROR_RETURN; 308 } 309 310 id = usbd_get_interface_descriptor(sc->sc_iface); 311 sc->sc_iface_number = id->bInterfaceNumber; 312 313 /* Find endpoints */ 314 for (i = 0; i < id->bNumEndpoints; i++) { 315 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 316 if (ed == NULL) { 317 aprint_error_dev(self, 318 "no endpoint descriptor for %d\n", i); 319 sc->sc_dying = 1; 320 USB_ATTACH_ERROR_RETURN; 321 } 322 323 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 324 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 325 uca.bulkin = ed->bEndpointAddress; 326 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 327 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 328 uca.bulkout = ed->bEndpointAddress; 329 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 330 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 331 sc->sc_intr_number = ed->bEndpointAddress; 332 sc->sc_isize = UGETW(ed->wMaxPacketSize); 333 } 334 } 335 336 if (uca.bulkin == -1) { 337 aprint_error_dev(self, "Could not find data bulk in\n"); 338 sc->sc_dying = 1; 339 USB_ATTACH_ERROR_RETURN; 340 } 341 if (uca.bulkout == -1) { 342 aprint_error_dev(self, "Could not find data bulk out\n"); 343 sc->sc_dying = 1; 344 USB_ATTACH_ERROR_RETURN; 345 } 346 if (sc->sc_intr_number == -1) { 347 aprint_error_dev(self, "Could not find interrupt in\n"); 348 sc->sc_dying = 1; 349 USB_ATTACH_ERROR_RETURN; 350 } 351 352 sc->sc_dtr = sc->sc_rts = 0; 353 sc->sc_lcr = UVSCOM_LINE_INIT; 354 355 uca.portno = UCOM_UNK_PORTNO; 356 /* bulkin, bulkout set above */ 357 uca.ibufsize = UVSCOMIBUFSIZE; 358 uca.obufsize = UVSCOMOBUFSIZE; 359 uca.ibufsizepad = UVSCOMIBUFSIZE; 360 uca.opkthdrlen = 0; 361 uca.device = dev; 362 uca.iface = sc->sc_iface; 363 uca.methods = &uvscom_methods; 364 uca.arg = sc; 365 uca.info = NULL; 366 367 err = uvscom_reset(sc); 368 369 if (err) { 370 aprint_error_dev(self, "reset failed, %s\n", usbd_errstr(err)); 371 sc->sc_dying = 1; 372 USB_ATTACH_ERROR_RETURN; 373 } 374 375 DPRINTF(("uvscom: in = 0x%x out = 0x%x intr = 0x%x\n", 376 uca.bulkin, uca.bulkout, sc->sc_intr_number)); 377 378 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 379 USBDEV(sc->sc_dev)); 380 381 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 382 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 383 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca, 384 ucomprint, ucomsubmatch); 385 386 USB_ATTACH_SUCCESS_RETURN; 387 } 388 389 void 390 uvscom_childdet(device_t self, device_t child) 391 { 392 struct uvscom_softc *sc = device_private(self); 393 394 KASSERT(sc->sc_subdev == child); 395 sc->sc_subdev = NULL; 396 } 397 398 USB_DETACH(uvscom) 399 { 400 USB_DETACH_START(uvscom, sc); 401 int rv = 0; 402 403 DPRINTF(("uvscom_detach: sc = %p\n", sc)); 404 405 sc->sc_dying = 1; 406 407 if (sc->sc_intr_pipe != NULL) { 408 usbd_abort_pipe(sc->sc_intr_pipe); 409 usbd_close_pipe(sc->sc_intr_pipe); 410 free(sc->sc_intr_buf, M_USBDEV); 411 sc->sc_intr_pipe = NULL; 412 } 413 414 sc->sc_dying = 1; 415 if (sc->sc_subdev != NULL) 416 rv = config_detach(sc->sc_subdev, flags); 417 418 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 419 USBDEV(sc->sc_dev)); 420 421 return (rv); 422 } 423 424 int 425 uvscom_activate(device_t self, enum devact act) 426 { 427 struct uvscom_softc *sc = device_private(self); 428 429 switch (act) { 430 case DVACT_DEACTIVATE: 431 sc->sc_dying = 1; 432 return 0; 433 default: 434 return EOPNOTSUPP; 435 } 436 } 437 438 Static usbd_status 439 uvscom_readstat(struct uvscom_softc *sc) 440 { 441 usb_device_request_t req; 442 usbd_status err; 443 uint16_t r; 444 445 DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_dev))); 446 447 req.bmRequestType = UT_READ_VENDOR_DEVICE; 448 req.bRequest = UVSCOM_READ_STATUS; 449 USETW(req.wValue, 0); 450 USETW(req.wIndex, 0); 451 USETW(req.wLength, 2); 452 453 err = usbd_do_request(sc->sc_udev, &req, &r); 454 if (err) { 455 aprint_error_dev(sc->sc_dev, "uvscom_readstat: %s\n", 456 usbd_errstr(err)); 457 return (err); 458 } 459 460 DPRINTF(("%s: uvscom_readstat: r = %d\n", 461 USBDEVNAME(sc->sc_dev), r)); 462 463 return (USBD_NORMAL_COMPLETION); 464 } 465 466 Static usbd_status 467 uvscom_shutdown(struct uvscom_softc *sc) 468 { 469 usb_device_request_t req; 470 usbd_status err; 471 472 DPRINTF(("%s: send shutdown\n", USBDEVNAME(sc->sc_dev))); 473 474 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 475 req.bRequest = UVSCOM_SHUTDOWN; 476 USETW(req.wValue, 0); 477 USETW(req.wIndex, 0); 478 USETW(req.wLength, 0); 479 480 err = usbd_do_request(sc->sc_udev, &req, NULL); 481 if (err) { 482 aprint_error_dev(sc->sc_dev, "uvscom_shutdown: %s\n", 483 usbd_errstr(err)); 484 return (err); 485 } 486 487 return (USBD_NORMAL_COMPLETION); 488 } 489 490 Static usbd_status 491 uvscom_reset(struct uvscom_softc *sc) 492 { 493 DPRINTF(("%s: uvscom_reset\n", USBDEVNAME(sc->sc_dev))); 494 495 return (USBD_NORMAL_COMPLETION); 496 } 497 498 Static usbd_status 499 uvscom_set_crtscts(struct uvscom_softc *sc) 500 { 501 DPRINTF(("%s: uvscom_set_crtscts\n", USBDEVNAME(sc->sc_dev))); 502 503 return (USBD_NORMAL_COMPLETION); 504 } 505 506 Static usbd_status 507 uvscom_set_line(struct uvscom_softc *sc, uint16_t line) 508 { 509 usb_device_request_t req; 510 usbd_status err; 511 512 DPRINTF(("%s: uvscom_set_line: %04x\n", 513 USBDEVNAME(sc->sc_dev), line)); 514 515 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 516 req.bRequest = UVSCOM_LINE_CTL; 517 USETW(req.wValue, line); 518 USETW(req.wIndex, 0); 519 USETW(req.wLength, 0); 520 521 err = usbd_do_request(sc->sc_udev, &req, NULL); 522 if (err) { 523 aprint_error_dev(sc->sc_dev, "uvscom_set_line: %s\n", 524 usbd_errstr(err)); 525 return (err); 526 } 527 528 return (USBD_NORMAL_COMPLETION); 529 } 530 531 Static usbd_status 532 uvscom_set_line_coding(struct uvscom_softc *sc, uint16_t lsp, uint16_t ls) 533 { 534 usb_device_request_t req; 535 usbd_status err; 536 537 DPRINTF(("%s: uvscom_set_line_coding: %02x %02x\n", 538 USBDEVNAME(sc->sc_dev), lsp, ls)); 539 540 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 541 req.bRequest = UVSCOM_SET_SPEED; 542 USETW(req.wValue, lsp); 543 USETW(req.wIndex, 0); 544 USETW(req.wLength, 0); 545 546 err = usbd_do_request(sc->sc_udev, &req, NULL); 547 if (err) { 548 aprint_error_dev(sc->sc_dev, "uvscom_set_line_coding: %s\n", 549 usbd_errstr(err)); 550 return (err); 551 } 552 553 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 554 req.bRequest = UVSCOM_SET_PARAM; 555 USETW(req.wValue, ls); 556 USETW(req.wIndex, 0); 557 USETW(req.wLength, 0); 558 559 err = usbd_do_request(sc->sc_udev, &req, NULL); 560 if (err) { 561 aprint_error_dev(sc->sc_dev, "uvscom_set_line_coding: %s\n", 562 usbd_errstr(err)); 563 return (err); 564 } 565 566 return (USBD_NORMAL_COMPLETION); 567 } 568 569 Static void 570 uvscom_dtr(struct uvscom_softc *sc, int onoff) 571 { 572 DPRINTF(("%s: uvscom_dtr: onoff = %d\n", 573 USBDEVNAME(sc->sc_dev), onoff)); 574 575 if (sc->sc_dtr == onoff) 576 return; /* no change */ 577 578 sc->sc_dtr = onoff; 579 580 if (onoff) 581 SET(sc->sc_lcr, UVSCOM_DTR); 582 else 583 CLR(sc->sc_lcr, UVSCOM_DTR); 584 585 uvscom_set_line(sc, sc->sc_lcr); 586 } 587 588 Static void 589 uvscom_rts(struct uvscom_softc *sc, int onoff) 590 { 591 DPRINTF(("%s: uvscom_rts: onoff = %d\n", 592 USBDEVNAME(sc->sc_dev), onoff)); 593 594 if (sc->sc_rts == onoff) 595 return; /* no change */ 596 597 sc->sc_rts = onoff; 598 599 if (onoff) 600 SET(sc->sc_lcr, UVSCOM_RTS); 601 else 602 CLR(sc->sc_lcr, UVSCOM_RTS); 603 604 uvscom_set_line(sc, sc->sc_lcr); 605 } 606 607 Static void 608 uvscom_break(struct uvscom_softc *sc, int onoff) 609 { 610 DPRINTF(("%s: uvscom_break: onoff = %d\n", 611 USBDEVNAME(sc->sc_dev), onoff)); 612 613 if (onoff) 614 uvscom_set_line(sc, SET(sc->sc_lcr, UVSCOM_BREAK)); 615 } 616 617 Static void 618 uvscom_set(void *addr, int portno, int reg, int onoff) 619 { 620 struct uvscom_softc *sc = addr; 621 622 switch (reg) { 623 case UCOM_SET_DTR: 624 uvscom_dtr(sc, onoff); 625 break; 626 case UCOM_SET_RTS: 627 uvscom_rts(sc, onoff); 628 break; 629 case UCOM_SET_BREAK: 630 uvscom_break(sc, onoff); 631 break; 632 default: 633 break; 634 } 635 } 636 637 Static int 638 uvscom_param(void *addr, int portno, struct termios *t) 639 { 640 struct uvscom_softc *sc = addr; 641 usbd_status err; 642 uint16_t lsp; 643 uint16_t ls; 644 645 DPRINTF(("%s: uvscom_param: sc = %p\n", 646 USBDEVNAME(sc->sc_dev), sc)); 647 648 ls = 0; 649 650 switch (t->c_ospeed) { 651 case B150: 652 lsp = UVSCOM_SPEED_150BPS; 653 break; 654 case B300: 655 lsp = UVSCOM_SPEED_300BPS; 656 break; 657 case B600: 658 lsp = UVSCOM_SPEED_600BPS; 659 break; 660 case B1200: 661 lsp = UVSCOM_SPEED_1200BPS; 662 break; 663 case B2400: 664 lsp = UVSCOM_SPEED_2400BPS; 665 break; 666 case B4800: 667 lsp = UVSCOM_SPEED_4800BPS; 668 break; 669 case B9600: 670 lsp = UVSCOM_SPEED_9600BPS; 671 break; 672 case B19200: 673 lsp = UVSCOM_SPEED_19200BPS; 674 break; 675 case B38400: 676 lsp = UVSCOM_SPEED_38400BPS; 677 break; 678 case B57600: 679 lsp = UVSCOM_SPEED_57600BPS; 680 break; 681 case B115200: 682 lsp = UVSCOM_SPEED_115200BPS; 683 break; 684 default: 685 return (EIO); 686 } 687 688 if (ISSET(t->c_cflag, CSTOPB)) 689 SET(ls, UVSCOM_STOP_BIT_2); 690 else 691 SET(ls, UVSCOM_STOP_BIT_1); 692 693 if (ISSET(t->c_cflag, PARENB)) { 694 if (ISSET(t->c_cflag, PARODD)) 695 SET(ls, UVSCOM_PARITY_ODD); 696 else 697 SET(ls, UVSCOM_PARITY_EVEN); 698 } else 699 SET(ls, UVSCOM_PARITY_NONE); 700 701 switch (ISSET(t->c_cflag, CSIZE)) { 702 case CS5: 703 SET(ls, UVSCOM_DATA_BIT_5); 704 break; 705 case CS6: 706 SET(ls, UVSCOM_DATA_BIT_6); 707 break; 708 case CS7: 709 SET(ls, UVSCOM_DATA_BIT_7); 710 break; 711 case CS8: 712 SET(ls, UVSCOM_DATA_BIT_8); 713 break; 714 default: 715 return (EIO); 716 } 717 718 err = uvscom_set_line_coding(sc, lsp, ls); 719 if (err) 720 return (EIO); 721 722 if (ISSET(t->c_cflag, CRTSCTS)) { 723 err = uvscom_set_crtscts(sc); 724 if (err) 725 return (EIO); 726 } 727 728 return (0); 729 } 730 731 Static int 732 uvscom_open(void *addr, int portno) 733 { 734 struct uvscom_softc *sc = addr; 735 int err; 736 int i; 737 738 if (sc->sc_dying) 739 return (EIO); 740 741 DPRINTF(("uvscom_open: sc = %p\n", sc)); 742 743 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 744 DPRINTF(("uvscom_open: open interrupt pipe.\n")); 745 746 sc->sc_usr = 0; /* clear unit status */ 747 748 err = uvscom_readstat(sc); 749 if (err) { 750 DPRINTF(("%s: uvscom_open: readstat faild\n", 751 USBDEVNAME(sc->sc_dev))); 752 return (EIO); 753 } 754 755 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 756 err = usbd_open_pipe_intr(sc->sc_iface, 757 sc->sc_intr_number, 758 USBD_SHORT_XFER_OK, 759 &sc->sc_intr_pipe, 760 sc, 761 sc->sc_intr_buf, 762 sc->sc_isize, 763 uvscom_intr, 764 UVSCOM_INTR_INTERVAL); 765 if (err) { 766 aprint_error_dev(sc->sc_dev, 767 "cannot open interrupt pipe (addr %d)\n", 768 sc->sc_intr_number); 769 return (EIO); 770 } 771 } else { 772 DPRINTF(("uvscom_open: did not open interrupt pipe.\n")); 773 } 774 775 if ((sc->sc_usr & UVSCOM_USTAT_MASK) == 0) { 776 /* unit is not ready */ 777 778 for (i = UVSCOM_UNIT_WAIT; i > 0; --i) { 779 tsleep(&err, TTIPRI, "uvsop", hz); /* XXX */ 780 if (ISSET(sc->sc_usr, UVSCOM_USTAT_MASK)) 781 break; 782 } 783 if (i == 0) { 784 DPRINTF(("%s: unit is not ready\n", 785 USBDEVNAME(sc->sc_dev))); 786 return (EIO); 787 } 788 789 /* check PC card was inserted */ 790 if (ISSET(sc->sc_usr, UVSCOM_NOCARD)) { 791 DPRINTF(("%s: no card\n", 792 USBDEVNAME(sc->sc_dev))); 793 return (EIO); 794 } 795 } 796 797 return (0); 798 } 799 800 Static void 801 uvscom_close(void *addr, int portno) 802 { 803 struct uvscom_softc *sc = addr; 804 int err; 805 806 if (sc->sc_dying) 807 return; 808 809 DPRINTF(("uvscom_close: close\n")); 810 811 uvscom_shutdown(sc); 812 813 if (sc->sc_intr_pipe != NULL) { 814 err = usbd_abort_pipe(sc->sc_intr_pipe); 815 if (err) 816 aprint_error_dev(sc->sc_dev, 817 "abort interrupt pipe failed: %s\n", 818 usbd_errstr(err)); 819 err = usbd_close_pipe(sc->sc_intr_pipe); 820 if (err) 821 aprint_error_dev(sc->sc_dev, 822 "lose interrupt pipe failed: %s\n", 823 usbd_errstr(err)); 824 free(sc->sc_intr_buf, M_USBDEV); 825 sc->sc_intr_pipe = NULL; 826 } 827 } 828 829 Static void 830 uvscom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, 831 usbd_status status) 832 { 833 struct uvscom_softc *sc = priv; 834 u_char *buf = sc->sc_intr_buf; 835 u_char pstatus; 836 837 if (sc->sc_dying) 838 return; 839 840 if (status != USBD_NORMAL_COMPLETION) { 841 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 842 return; 843 844 aprint_error_dev(sc->sc_dev, 845 "uvscom_intr: abnormal status: %s\n", 846 usbd_errstr(status)); 847 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 848 return; 849 } 850 851 DPRINTFN(2, ("%s: uvscom status = %02x %02x\n", 852 USBDEVNAME(sc->sc_dev), buf[0], buf[1])); 853 854 sc->sc_lsr = sc->sc_msr = 0; 855 sc->sc_usr = buf[1]; 856 857 pstatus = buf[0]; 858 if (ISSET(pstatus, UVSCOM_TXRDY)) 859 SET(sc->sc_lsr, ULSR_TXRDY); 860 if (ISSET(pstatus, UVSCOM_RXRDY)) 861 SET(sc->sc_lsr, ULSR_RXRDY); 862 863 pstatus = buf[1]; 864 if (ISSET(pstatus, UVSCOM_CTS)) 865 SET(sc->sc_msr, UMSR_CTS); 866 if (ISSET(pstatus, UVSCOM_DSR)) 867 SET(sc->sc_msr, UMSR_DSR); 868 if (ISSET(pstatus, UVSCOM_DCD)) 869 SET(sc->sc_msr, UMSR_DCD); 870 871 ucom_status_change(device_private(sc->sc_subdev)); 872 } 873 874 Static void 875 uvscom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 876 { 877 struct uvscom_softc *sc = addr; 878 879 if (lsr != NULL) 880 *lsr = sc->sc_lsr; 881 if (msr != NULL) 882 *msr = sc->sc_msr; 883 } 884 885