1 /* $NetBSD: uplcom.c,v 1.39 2004/09/13 12:55:49 drochner Exp $ */ 2 /* 3 * Copyright (c) 2001 The NetBSD Foundation, Inc. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to The NetBSD Foundation 7 * by Ichiro FUKUHARA (ichiro@ichiro.org). 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the NetBSD 20 * Foundation, Inc. and its contributors. 21 * 4. Neither the name of The NetBSD Foundation nor the names of its 22 * contributors may be used to endorse or promote products derived 23 * from this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38 /* 39 * General information: http://www.prolific.com.tw/fr_pl2303.htm 40 * http://www.hitachi-hitec.com/jyouhou/prolific/2303.pdf 41 */ 42 43 #include <sys/cdefs.h> 44 __KERNEL_RCSID(0, "$NetBSD: uplcom.c,v 1.39 2004/09/13 12:55:49 drochner Exp $"); 45 46 #include <sys/param.h> 47 #include <sys/systm.h> 48 #include <sys/kernel.h> 49 #include <sys/malloc.h> 50 #include <sys/ioctl.h> 51 #include <sys/conf.h> 52 #include <sys/tty.h> 53 #include <sys/file.h> 54 #include <sys/select.h> 55 #include <sys/proc.h> 56 #include <sys/device.h> 57 #include <sys/poll.h> 58 59 #include <dev/usb/usb.h> 60 #include <dev/usb/usbcdc.h> 61 62 #include <dev/usb/usbdi.h> 63 #include <dev/usb/usbdi_util.h> 64 #include <dev/usb/usbdevs.h> 65 #include <dev/usb/usb_quirks.h> 66 67 #include <dev/usb/usbdevs.h> 68 #include <dev/usb/ucomvar.h> 69 70 #ifdef UPLCOM_DEBUG 71 #define DPRINTFN(n, x) if (uplcomdebug > (n)) logprintf x 72 int uplcomdebug = 0; 73 #else 74 #define DPRINTFN(n, x) 75 #endif 76 #define DPRINTF(x) DPRINTFN(0, x) 77 78 #define UPLCOM_CONFIG_INDEX 0 79 #define UPLCOM_IFACE_INDEX 0 80 #define UPLCOM_SECOND_IFACE_INDEX 1 81 82 #define UPLCOM_SET_REQUEST 0x01 83 #define UPLCOM_SET_CRTSCTS 0x41 84 #define RSAQ_STATUS_DSR 0x02 85 #define RSAQ_STATUS_DCD 0x01 86 87 #define UPLCOM_FLOW_OUT_CTS 0x0001 88 #define UPLCOM_FLOW_OUT_DSR 0x0002 89 #define UPLCOM_FLOW_IN_DSR 0x0004 90 #define UPLCOM_FLOW_IN_DTR 0x0008 91 #define UPLCOM_FLOW_IN_RTS 0x0010 92 #define UPLCOM_FLOW_OUT_RTS 0x0020 93 #define UPLCOM_FLOW_OUT_XON 0x0080 94 #define UPLCOM_FLOW_IN_XON 0x0100 95 96 struct uplcom_softc { 97 USBBASEDEVICE sc_dev; /* base device */ 98 usbd_device_handle sc_udev; /* USB device */ 99 usbd_interface_handle sc_iface; /* interface */ 100 int sc_iface_number; /* interface number */ 101 102 usbd_interface_handle sc_intr_iface; /* interrupt interface */ 103 int sc_intr_number; /* interrupt number */ 104 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 105 u_char *sc_intr_buf; /* interrupt buffer */ 106 int sc_isize; 107 108 usb_cdc_line_state_t sc_line_state; /* current line state */ 109 int sc_dtr; /* current DTR state */ 110 int sc_rts; /* current RTS state */ 111 112 device_ptr_t sc_subdev; /* ucom device */ 113 114 u_char sc_dying; /* disconnecting */ 115 116 u_char sc_lsr; /* Local status register */ 117 u_char sc_msr; /* uplcom status register */ 118 }; 119 120 /* 121 * These are the maximum number of bytes transferred per frame. 122 * The output buffer size cannot be increased due to the size encoding. 123 */ 124 #define UPLCOMIBUFSIZE 256 125 #define UPLCOMOBUFSIZE 256 126 127 Static usbd_status uplcom_reset(struct uplcom_softc *); 128 Static usbd_status uplcom_set_line_coding(struct uplcom_softc *sc, 129 usb_cdc_line_state_t *state); 130 Static usbd_status uplcom_set_crtscts(struct uplcom_softc *); 131 Static void uplcom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 132 133 Static void uplcom_set(void *, int, int, int); 134 Static void uplcom_dtr(struct uplcom_softc *, int); 135 Static void uplcom_rts(struct uplcom_softc *, int); 136 Static void uplcom_break(struct uplcom_softc *, int); 137 Static void uplcom_set_line_state(struct uplcom_softc *); 138 Static void uplcom_get_status(void *, int portno, u_char *lsr, u_char *msr); 139 #if TODO 140 Static int uplcom_ioctl(void *, int, u_long, caddr_t, int, usb_proc_ptr ); 141 #endif 142 Static int uplcom_param(void *, int, struct termios *); 143 Static int uplcom_open(void *, int); 144 Static void uplcom_close(void *, int); 145 146 struct ucom_methods uplcom_methods = { 147 uplcom_get_status, 148 uplcom_set, 149 uplcom_param, 150 NULL, /* uplcom_ioctl, TODO */ 151 uplcom_open, 152 uplcom_close, 153 NULL, 154 NULL, 155 }; 156 157 static const struct usb_devno uplcom_devs[] = { 158 /* I/O DATA USB-RSAQ2 */ 159 { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_RSAQ2 }, 160 /* I/O DATA USB-RSAQ */ 161 { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBRSAQ }, 162 /* PLANEX USB-RS232 URS-03 */ 163 { USB_VENDOR_ATEN, USB_PRODUCT_ATEN_UC232A }, 164 /* IOGEAR/ATEN UC-232A */ 165 { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303 }, 166 /* IOGEAR/ATENTRIPPLITE */ 167 { USB_VENDOR_TRIPPLITE, USB_PRODUCT_TRIPPLITE_U209 }, 168 /* ELECOM UC-SGT */ 169 { USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_UCSGT }, 170 /* RATOC REX-USB60 */ 171 { USB_VENDOR_RATOC, USB_PRODUCT_RATOC_REXUSB60 }, 172 /* TDK USB-PHS Adapter UHA6400 */ 173 { USB_VENDOR_TDK, USB_PRODUCT_TDK_UHA6400 }, 174 /* TDK USB-PDC Adapter UPA9664 */ 175 { USB_VENDOR_TDK, USB_PRODUCT_TDK_UPA9664 }, 176 /* Sony Ericsson USB Cable */ 177 { USB_VENDOR_SONYERICSSON, USB_PRODUCT_SONYERICSSON_DCU10 }, 178 /* SOURCENEXT KeikaiDenwa 8 */ 179 { USB_VENDOR_SOURCENEXT, USB_PRODUCT_SOURCENEXT_KEIKAI8 }, 180 /* SOURCENEXT KeikaiDenwa 8 with charger */ 181 { USB_VENDOR_SOURCENEXT, USB_PRODUCT_SOURCENEXT_KEIKAI8_CHG }, 182 /* HAL Corporation Crossam2+USB */ 183 { USB_VENDOR_HAL, USB_PRODUCT_HAL_IMR001 }, 184 /* Sitecom USB to serial cable */ 185 { USB_VENDOR_SITECOM, USB_PRODUCT_SITECOM_SERIAL }, 186 }; 187 #define uplcom_lookup(v, p) usb_lookup(uplcom_devs, v, p) 188 189 190 USB_DECLARE_DRIVER(uplcom); 191 192 USB_MATCH(uplcom) 193 { 194 USB_MATCH_START(uplcom, uaa); 195 196 if (uaa->iface != NULL) 197 return (UMATCH_NONE); 198 199 return (uplcom_lookup(uaa->vendor, uaa->product) != NULL ? 200 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 201 } 202 203 USB_ATTACH(uplcom) 204 { 205 USB_ATTACH_START(uplcom, sc, uaa); 206 usbd_device_handle dev = uaa->device; 207 usb_config_descriptor_t *cdesc; 208 usb_interface_descriptor_t *id; 209 usb_endpoint_descriptor_t *ed; 210 211 char devinfo[1024]; 212 char *devname = USBDEVNAME(sc->sc_dev); 213 usbd_status err; 214 int i; 215 struct ucom_attach_args uca; 216 217 usbd_devinfo(dev, 0, devinfo, sizeof(devinfo)); 218 USB_ATTACH_SETUP; 219 printf("%s: %s\n", devname, devinfo); 220 221 sc->sc_udev = dev; 222 223 DPRINTF(("\n\nuplcom attach: sc=%p\n", sc)); 224 225 /* initialize endpoints */ 226 uca.bulkin = uca.bulkout = -1; 227 sc->sc_intr_number = -1; 228 sc->sc_intr_pipe = NULL; 229 230 /* Move the device into the configured state. */ 231 err = usbd_set_config_index(dev, UPLCOM_CONFIG_INDEX, 1); 232 if (err) { 233 printf("\n%s: failed to set configuration, err=%s\n", 234 devname, usbd_errstr(err)); 235 sc->sc_dying = 1; 236 USB_ATTACH_ERROR_RETURN; 237 } 238 239 /* get the config descriptor */ 240 cdesc = usbd_get_config_descriptor(sc->sc_udev); 241 242 if (cdesc == NULL) { 243 printf("%s: failed to get configuration descriptor\n", 244 USBDEVNAME(sc->sc_dev)); 245 sc->sc_dying = 1; 246 USB_ATTACH_ERROR_RETURN; 247 } 248 249 /* get the (first/common) interface */ 250 err = usbd_device2interface_handle(dev, UPLCOM_IFACE_INDEX, 251 &sc->sc_iface); 252 if (err) { 253 printf("\n%s: failed to get interface, err=%s\n", 254 devname, usbd_errstr(err)); 255 sc->sc_dying = 1; 256 USB_ATTACH_ERROR_RETURN; 257 } 258 259 /* Find the interrupt endpoints */ 260 261 id = usbd_get_interface_descriptor(sc->sc_iface); 262 sc->sc_iface_number = id->bInterfaceNumber; 263 264 for (i = 0; i < id->bNumEndpoints; i++) { 265 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 266 if (ed == NULL) { 267 printf("%s: no endpoint descriptor for %d\n", 268 USBDEVNAME(sc->sc_dev), i); 269 sc->sc_dying = 1; 270 USB_ATTACH_ERROR_RETURN; 271 } 272 273 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 274 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 275 sc->sc_intr_number = ed->bEndpointAddress; 276 sc->sc_isize = UGETW(ed->wMaxPacketSize); 277 } 278 } 279 280 if (sc->sc_intr_number== -1) { 281 printf("%s: Could not find interrupt in\n", 282 USBDEVNAME(sc->sc_dev)); 283 sc->sc_dying = 1; 284 USB_ATTACH_ERROR_RETURN; 285 } 286 287 /* keep interface for interrupt */ 288 sc->sc_intr_iface = sc->sc_iface; 289 290 /* 291 * USB-RSAQ1 has two interface 292 * 293 * USB-RSAQ1 | USB-RSAQ2 294 * -----------------+----------------- 295 * Interface 0 |Interface 0 296 * Interrupt(0x81) | Interrupt(0x81) 297 * -----------------+ BulkIN(0x02) 298 * Interface 1 | BulkOUT(0x83) 299 * BulkIN(0x02) | 300 * BulkOUT(0x83) | 301 */ 302 if (cdesc->bNumInterface == 2) { 303 err = usbd_device2interface_handle(dev, 304 UPLCOM_SECOND_IFACE_INDEX, &sc->sc_iface); 305 if (err) { 306 printf("\n%s: failed to get second interface, err=%s\n", 307 devname, usbd_errstr(err)); 308 sc->sc_dying = 1; 309 USB_ATTACH_ERROR_RETURN; 310 } 311 } 312 313 /* Find the bulk{in,out} endpoints */ 314 315 id = usbd_get_interface_descriptor(sc->sc_iface); 316 sc->sc_iface_number = id->bInterfaceNumber; 317 318 for (i = 0; i < id->bNumEndpoints; i++) { 319 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 320 if (ed == NULL) { 321 printf("%s: no endpoint descriptor for %d\n", 322 USBDEVNAME(sc->sc_dev), i); 323 sc->sc_dying = 1; 324 USB_ATTACH_ERROR_RETURN; 325 } 326 327 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 328 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 329 uca.bulkin = ed->bEndpointAddress; 330 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 331 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 332 uca.bulkout = ed->bEndpointAddress; 333 } 334 } 335 336 if (uca.bulkin == -1) { 337 printf("%s: Could not find data bulk in\n", 338 USBDEVNAME(sc->sc_dev)); 339 sc->sc_dying = 1; 340 USB_ATTACH_ERROR_RETURN; 341 } 342 343 if (uca.bulkout == -1) { 344 printf("%s: Could not find data bulk out\n", 345 USBDEVNAME(sc->sc_dev)); 346 sc->sc_dying = 1; 347 USB_ATTACH_ERROR_RETURN; 348 } 349 350 sc->sc_dtr = sc->sc_rts = -1; 351 uca.portno = UCOM_UNK_PORTNO; 352 /* bulkin, bulkout set above */ 353 uca.ibufsize = UPLCOMIBUFSIZE; 354 uca.obufsize = UPLCOMOBUFSIZE; 355 uca.ibufsizepad = UPLCOMIBUFSIZE; 356 uca.opkthdrlen = 0; 357 uca.device = dev; 358 uca.iface = sc->sc_iface; 359 uca.methods = &uplcom_methods; 360 uca.arg = sc; 361 uca.info = NULL; 362 363 err = uplcom_reset(sc); 364 365 if (err) { 366 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 367 usbd_errstr(err)); 368 sc->sc_dying = 1; 369 USB_ATTACH_ERROR_RETURN; 370 } 371 372 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 373 USBDEV(sc->sc_dev)); 374 375 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 376 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 377 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca, 378 ucomprint, ucomsubmatch); 379 380 USB_ATTACH_SUCCESS_RETURN; 381 } 382 383 USB_DETACH(uplcom) 384 { 385 USB_DETACH_START(uplcom, sc); 386 int rv = 0; 387 388 DPRINTF(("uplcom_detach: sc=%p flags=%d\n", sc, flags)); 389 390 if (sc->sc_intr_pipe != NULL) { 391 usbd_abort_pipe(sc->sc_intr_pipe); 392 usbd_close_pipe(sc->sc_intr_pipe); 393 free(sc->sc_intr_buf, M_USBDEV); 394 sc->sc_intr_pipe = NULL; 395 } 396 397 sc->sc_dying = 1; 398 if (sc->sc_subdev != NULL) { 399 rv = config_detach(sc->sc_subdev, flags); 400 sc->sc_subdev = NULL; 401 } 402 403 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 404 USBDEV(sc->sc_dev)); 405 406 return (rv); 407 } 408 409 int 410 uplcom_activate(device_ptr_t self, enum devact act) 411 { 412 struct uplcom_softc *sc = (struct uplcom_softc *)self; 413 int rv = 0; 414 415 switch (act) { 416 case DVACT_ACTIVATE: 417 return (EOPNOTSUPP); 418 419 case DVACT_DEACTIVATE: 420 if (sc->sc_subdev != NULL) 421 rv = config_deactivate(sc->sc_subdev); 422 sc->sc_dying = 1; 423 break; 424 } 425 return (rv); 426 } 427 428 usbd_status 429 uplcom_reset(struct uplcom_softc *sc) 430 { 431 usb_device_request_t req; 432 usbd_status err; 433 434 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 435 req.bRequest = UPLCOM_SET_REQUEST; 436 USETW(req.wValue, 0); 437 USETW(req.wIndex, sc->sc_iface_number); 438 USETW(req.wLength, 0); 439 440 err = usbd_do_request(sc->sc_udev, &req, 0); 441 if (err) 442 return (EIO); 443 444 return (0); 445 } 446 447 void 448 uplcom_set_line_state(struct uplcom_softc *sc) 449 { 450 usb_device_request_t req; 451 int ls; 452 453 /* make sure we have initialized state for sc_dtr and sc_rts */ 454 if (sc->sc_dtr == -1) 455 sc->sc_dtr = 0; 456 if (sc->sc_rts == -1) 457 sc->sc_rts = 0; 458 459 ls = (sc->sc_dtr ? UPLCOM_FLOW_OUT_DSR : 0) | 460 (sc->sc_rts ? UPLCOM_FLOW_OUT_CTS : 0); 461 462 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 463 req.bRequest = UCDC_SET_CONTROL_LINE_STATE; 464 USETW(req.wValue, ls); 465 USETW(req.wIndex, sc->sc_iface_number); 466 USETW(req.wLength, 0); 467 468 (void)usbd_do_request(sc->sc_udev, &req, 0); 469 470 } 471 472 void 473 uplcom_set(void *addr, int portno, int reg, int onoff) 474 { 475 struct uplcom_softc *sc = addr; 476 477 switch (reg) { 478 case UCOM_SET_DTR: 479 uplcom_dtr(sc, onoff); 480 break; 481 case UCOM_SET_RTS: 482 uplcom_rts(sc, onoff); 483 break; 484 case UCOM_SET_BREAK: 485 uplcom_break(sc, onoff); 486 break; 487 default: 488 break; 489 } 490 } 491 492 void 493 uplcom_dtr(struct uplcom_softc *sc, int onoff) 494 { 495 496 DPRINTF(("uplcom_dtr: onoff=%d\n", onoff)); 497 498 if (sc->sc_dtr != -1 && !sc->sc_dtr == !onoff) 499 return; 500 501 sc->sc_dtr = !!onoff; 502 503 uplcom_set_line_state(sc); 504 } 505 506 void 507 uplcom_rts(struct uplcom_softc *sc, int onoff) 508 { 509 DPRINTF(("uplcom_rts: onoff=%d\n", onoff)); 510 511 if (sc->sc_rts != -1 && !sc->sc_rts == !onoff) 512 return; 513 514 sc->sc_rts = !!onoff; 515 516 uplcom_set_line_state(sc); 517 } 518 519 void 520 uplcom_break(struct uplcom_softc *sc, int onoff) 521 { 522 usb_device_request_t req; 523 524 DPRINTF(("uplcom_break: onoff=%d\n", onoff)); 525 526 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 527 req.bRequest = UCDC_SEND_BREAK; 528 USETW(req.wValue, onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF); 529 USETW(req.wIndex, sc->sc_iface_number); 530 USETW(req.wLength, 0); 531 532 (void)usbd_do_request(sc->sc_udev, &req, 0); 533 } 534 535 usbd_status 536 uplcom_set_crtscts(struct uplcom_softc *sc) 537 { 538 usb_device_request_t req; 539 usbd_status err; 540 541 DPRINTF(("uplcom_set_crtscts: on\n")); 542 543 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 544 req.bRequest = UPLCOM_SET_REQUEST; 545 USETW(req.wValue, 0); 546 USETW(req.wIndex, UPLCOM_SET_CRTSCTS); 547 USETW(req.wLength, 0); 548 549 err = usbd_do_request(sc->sc_udev, &req, 0); 550 if (err) { 551 DPRINTF(("uplcom_set_crtscts: failed, err=%s\n", 552 usbd_errstr(err))); 553 return (err); 554 } 555 556 return (USBD_NORMAL_COMPLETION); 557 } 558 559 usbd_status 560 uplcom_set_line_coding(struct uplcom_softc *sc, usb_cdc_line_state_t *state) 561 { 562 usb_device_request_t req; 563 usbd_status err; 564 565 DPRINTF(("uplcom_set_line_coding: rate=%d fmt=%d parity=%d bits=%d\n", 566 UGETDW(state->dwDTERate), state->bCharFormat, 567 state->bParityType, state->bDataBits)); 568 569 if (memcmp(state, &sc->sc_line_state, UCDC_LINE_STATE_LENGTH) == 0) { 570 DPRINTF(("uplcom_set_line_coding: already set\n")); 571 return (USBD_NORMAL_COMPLETION); 572 } 573 574 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 575 req.bRequest = UCDC_SET_LINE_CODING; 576 USETW(req.wValue, 0); 577 USETW(req.wIndex, sc->sc_iface_number); 578 USETW(req.wLength, UCDC_LINE_STATE_LENGTH); 579 580 err = usbd_do_request(sc->sc_udev, &req, state); 581 if (err) { 582 DPRINTF(("uplcom_set_line_coding: failed, err=%s\n", 583 usbd_errstr(err))); 584 return (err); 585 } 586 587 sc->sc_line_state = *state; 588 589 return (USBD_NORMAL_COMPLETION); 590 } 591 592 int 593 uplcom_param(void *addr, int portno, struct termios *t) 594 { 595 struct uplcom_softc *sc = addr; 596 usbd_status err; 597 usb_cdc_line_state_t ls; 598 599 DPRINTF(("uplcom_param: sc=%p\n", sc)); 600 601 USETDW(ls.dwDTERate, t->c_ospeed); 602 if (ISSET(t->c_cflag, CSTOPB)) 603 ls.bCharFormat = UCDC_STOP_BIT_2; 604 else 605 ls.bCharFormat = UCDC_STOP_BIT_1; 606 if (ISSET(t->c_cflag, PARENB)) { 607 if (ISSET(t->c_cflag, PARODD)) 608 ls.bParityType = UCDC_PARITY_ODD; 609 else 610 ls.bParityType = UCDC_PARITY_EVEN; 611 } else 612 ls.bParityType = UCDC_PARITY_NONE; 613 switch (ISSET(t->c_cflag, CSIZE)) { 614 case CS5: 615 ls.bDataBits = 5; 616 break; 617 case CS6: 618 ls.bDataBits = 6; 619 break; 620 case CS7: 621 ls.bDataBits = 7; 622 break; 623 case CS8: 624 ls.bDataBits = 8; 625 break; 626 } 627 628 err = uplcom_set_line_coding(sc, &ls); 629 if (err) { 630 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 631 return (EIO); 632 } 633 634 if (ISSET(t->c_cflag, CRTSCTS)) 635 uplcom_set_crtscts(sc); 636 637 if (sc->sc_rts == -1 || sc->sc_dtr == -1) 638 uplcom_set_line_state(sc); 639 640 if (err) { 641 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 642 return (EIO); 643 } 644 645 return (0); 646 } 647 648 int 649 uplcom_open(void *addr, int portno) 650 { 651 struct uplcom_softc *sc = addr; 652 int err; 653 654 if (sc->sc_dying) 655 return (EIO); 656 657 DPRINTF(("uplcom_open: sc=%p\n", sc)); 658 659 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 660 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 661 err = usbd_open_pipe_intr(sc->sc_intr_iface, sc->sc_intr_number, 662 USBD_SHORT_XFER_OK, &sc->sc_intr_pipe, sc, 663 sc->sc_intr_buf, sc->sc_isize, 664 uplcom_intr, USBD_DEFAULT_INTERVAL); 665 if (err) { 666 DPRINTF(("%s: cannot open interrupt pipe (addr %d)\n", 667 USBDEVNAME(sc->sc_dev), sc->sc_intr_number)); 668 return (EIO); 669 } 670 } 671 672 return (0); 673 } 674 675 void 676 uplcom_close(void *addr, int portno) 677 { 678 struct uplcom_softc *sc = addr; 679 int err; 680 681 if (sc->sc_dying) 682 return; 683 684 DPRINTF(("uplcom_close: close\n")); 685 686 if (sc->sc_intr_pipe != NULL) { 687 err = usbd_abort_pipe(sc->sc_intr_pipe); 688 if (err) 689 printf("%s: abort interrupt pipe failed: %s\n", 690 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 691 err = usbd_close_pipe(sc->sc_intr_pipe); 692 if (err) 693 printf("%s: close interrupt pipe failed: %s\n", 694 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 695 free(sc->sc_intr_buf, M_USBDEV); 696 sc->sc_intr_pipe = NULL; 697 } 698 } 699 700 void 701 uplcom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 702 { 703 struct uplcom_softc *sc = priv; 704 u_char *buf = sc->sc_intr_buf; 705 u_char pstatus; 706 707 if (sc->sc_dying) 708 return; 709 710 if (status != USBD_NORMAL_COMPLETION) { 711 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 712 return; 713 714 DPRINTF(("%s: abnormal status: %s\n", USBDEVNAME(sc->sc_dev), 715 usbd_errstr(status))); 716 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 717 return; 718 } 719 720 DPRINTF(("%s: uplcom status = %02x\n", USBDEVNAME(sc->sc_dev), buf[8])); 721 722 sc->sc_lsr = sc->sc_msr = 0; 723 pstatus = buf[8]; 724 if (ISSET(pstatus, RSAQ_STATUS_DSR)) 725 sc->sc_msr |= UMSR_DSR; 726 if (ISSET(pstatus, RSAQ_STATUS_DCD)) 727 sc->sc_msr |= UMSR_DCD; 728 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 729 } 730 731 void 732 uplcom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 733 { 734 struct uplcom_softc *sc = addr; 735 736 DPRINTF(("uplcom_get_status:\n")); 737 738 if (lsr != NULL) 739 *lsr = sc->sc_lsr; 740 if (msr != NULL) 741 *msr = sc->sc_msr; 742 } 743 744 #if TODO 745 int 746 uplcom_ioctl(void *addr, int portno, u_long cmd, caddr_t data, int flag, 747 usb_proc_ptr p) 748 { 749 struct uplcom_softc *sc = addr; 750 int error = 0; 751 752 if (sc->sc_dying) 753 return (EIO); 754 755 DPRINTF(("uplcom_ioctl: cmd=0x%08lx\n", cmd)); 756 757 switch (cmd) { 758 case TIOCNOTTY: 759 case TIOCMGET: 760 case TIOCMSET: 761 case USB_GET_CM_OVER_DATA: 762 case USB_SET_CM_OVER_DATA: 763 break; 764 765 default: 766 DPRINTF(("uplcom_ioctl: unknown\n")); 767 error = ENOTTY; 768 break; 769 } 770 771 return (error); 772 } 773 #endif 774