1 /* $NetBSD: uplcom.c,v 1.38 2004/06/05 08:41:43 jdolecek 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 1.38 2004/06/05 08:41:43 jdolecek 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(self, &uca, ucomprint, ucomsubmatch); 378 379 USB_ATTACH_SUCCESS_RETURN; 380 } 381 382 USB_DETACH(uplcom) 383 { 384 USB_DETACH_START(uplcom, sc); 385 int rv = 0; 386 387 DPRINTF(("uplcom_detach: sc=%p flags=%d\n", sc, flags)); 388 389 if (sc->sc_intr_pipe != NULL) { 390 usbd_abort_pipe(sc->sc_intr_pipe); 391 usbd_close_pipe(sc->sc_intr_pipe); 392 free(sc->sc_intr_buf, M_USBDEV); 393 sc->sc_intr_pipe = NULL; 394 } 395 396 sc->sc_dying = 1; 397 if (sc->sc_subdev != NULL) { 398 rv = config_detach(sc->sc_subdev, flags); 399 sc->sc_subdev = NULL; 400 } 401 402 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 403 USBDEV(sc->sc_dev)); 404 405 return (rv); 406 } 407 408 int 409 uplcom_activate(device_ptr_t self, enum devact act) 410 { 411 struct uplcom_softc *sc = (struct uplcom_softc *)self; 412 int rv = 0; 413 414 switch (act) { 415 case DVACT_ACTIVATE: 416 return (EOPNOTSUPP); 417 418 case DVACT_DEACTIVATE: 419 if (sc->sc_subdev != NULL) 420 rv = config_deactivate(sc->sc_subdev); 421 sc->sc_dying = 1; 422 break; 423 } 424 return (rv); 425 } 426 427 usbd_status 428 uplcom_reset(struct uplcom_softc *sc) 429 { 430 usb_device_request_t req; 431 usbd_status err; 432 433 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 434 req.bRequest = UPLCOM_SET_REQUEST; 435 USETW(req.wValue, 0); 436 USETW(req.wIndex, sc->sc_iface_number); 437 USETW(req.wLength, 0); 438 439 err = usbd_do_request(sc->sc_udev, &req, 0); 440 if (err) 441 return (EIO); 442 443 return (0); 444 } 445 446 void 447 uplcom_set_line_state(struct uplcom_softc *sc) 448 { 449 usb_device_request_t req; 450 int ls; 451 452 /* make sure we have initialized state for sc_dtr and sc_rts */ 453 if (sc->sc_dtr == -1) 454 sc->sc_dtr = 0; 455 if (sc->sc_rts == -1) 456 sc->sc_rts = 0; 457 458 ls = (sc->sc_dtr ? UPLCOM_FLOW_OUT_DSR : 0) | 459 (sc->sc_rts ? UPLCOM_FLOW_OUT_CTS : 0); 460 461 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 462 req.bRequest = UCDC_SET_CONTROL_LINE_STATE; 463 USETW(req.wValue, ls); 464 USETW(req.wIndex, sc->sc_iface_number); 465 USETW(req.wLength, 0); 466 467 (void)usbd_do_request(sc->sc_udev, &req, 0); 468 469 } 470 471 void 472 uplcom_set(void *addr, int portno, int reg, int onoff) 473 { 474 struct uplcom_softc *sc = addr; 475 476 switch (reg) { 477 case UCOM_SET_DTR: 478 uplcom_dtr(sc, onoff); 479 break; 480 case UCOM_SET_RTS: 481 uplcom_rts(sc, onoff); 482 break; 483 case UCOM_SET_BREAK: 484 uplcom_break(sc, onoff); 485 break; 486 default: 487 break; 488 } 489 } 490 491 void 492 uplcom_dtr(struct uplcom_softc *sc, int onoff) 493 { 494 495 DPRINTF(("uplcom_dtr: onoff=%d\n", onoff)); 496 497 if (sc->sc_dtr != -1 && !sc->sc_dtr == !onoff) 498 return; 499 500 sc->sc_dtr = !!onoff; 501 502 uplcom_set_line_state(sc); 503 } 504 505 void 506 uplcom_rts(struct uplcom_softc *sc, int onoff) 507 { 508 DPRINTF(("uplcom_rts: onoff=%d\n", onoff)); 509 510 if (sc->sc_rts != -1 && !sc->sc_rts == !onoff) 511 return; 512 513 sc->sc_rts = !!onoff; 514 515 uplcom_set_line_state(sc); 516 } 517 518 void 519 uplcom_break(struct uplcom_softc *sc, int onoff) 520 { 521 usb_device_request_t req; 522 523 DPRINTF(("uplcom_break: onoff=%d\n", onoff)); 524 525 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 526 req.bRequest = UCDC_SEND_BREAK; 527 USETW(req.wValue, onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF); 528 USETW(req.wIndex, sc->sc_iface_number); 529 USETW(req.wLength, 0); 530 531 (void)usbd_do_request(sc->sc_udev, &req, 0); 532 } 533 534 usbd_status 535 uplcom_set_crtscts(struct uplcom_softc *sc) 536 { 537 usb_device_request_t req; 538 usbd_status err; 539 540 DPRINTF(("uplcom_set_crtscts: on\n")); 541 542 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 543 req.bRequest = UPLCOM_SET_REQUEST; 544 USETW(req.wValue, 0); 545 USETW(req.wIndex, UPLCOM_SET_CRTSCTS); 546 USETW(req.wLength, 0); 547 548 err = usbd_do_request(sc->sc_udev, &req, 0); 549 if (err) { 550 DPRINTF(("uplcom_set_crtscts: failed, err=%s\n", 551 usbd_errstr(err))); 552 return (err); 553 } 554 555 return (USBD_NORMAL_COMPLETION); 556 } 557 558 usbd_status 559 uplcom_set_line_coding(struct uplcom_softc *sc, usb_cdc_line_state_t *state) 560 { 561 usb_device_request_t req; 562 usbd_status err; 563 564 DPRINTF(("uplcom_set_line_coding: rate=%d fmt=%d parity=%d bits=%d\n", 565 UGETDW(state->dwDTERate), state->bCharFormat, 566 state->bParityType, state->bDataBits)); 567 568 if (memcmp(state, &sc->sc_line_state, UCDC_LINE_STATE_LENGTH) == 0) { 569 DPRINTF(("uplcom_set_line_coding: already set\n")); 570 return (USBD_NORMAL_COMPLETION); 571 } 572 573 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 574 req.bRequest = UCDC_SET_LINE_CODING; 575 USETW(req.wValue, 0); 576 USETW(req.wIndex, sc->sc_iface_number); 577 USETW(req.wLength, UCDC_LINE_STATE_LENGTH); 578 579 err = usbd_do_request(sc->sc_udev, &req, state); 580 if (err) { 581 DPRINTF(("uplcom_set_line_coding: failed, err=%s\n", 582 usbd_errstr(err))); 583 return (err); 584 } 585 586 sc->sc_line_state = *state; 587 588 return (USBD_NORMAL_COMPLETION); 589 } 590 591 int 592 uplcom_param(void *addr, int portno, struct termios *t) 593 { 594 struct uplcom_softc *sc = addr; 595 usbd_status err; 596 usb_cdc_line_state_t ls; 597 598 DPRINTF(("uplcom_param: sc=%p\n", sc)); 599 600 USETDW(ls.dwDTERate, t->c_ospeed); 601 if (ISSET(t->c_cflag, CSTOPB)) 602 ls.bCharFormat = UCDC_STOP_BIT_2; 603 else 604 ls.bCharFormat = UCDC_STOP_BIT_1; 605 if (ISSET(t->c_cflag, PARENB)) { 606 if (ISSET(t->c_cflag, PARODD)) 607 ls.bParityType = UCDC_PARITY_ODD; 608 else 609 ls.bParityType = UCDC_PARITY_EVEN; 610 } else 611 ls.bParityType = UCDC_PARITY_NONE; 612 switch (ISSET(t->c_cflag, CSIZE)) { 613 case CS5: 614 ls.bDataBits = 5; 615 break; 616 case CS6: 617 ls.bDataBits = 6; 618 break; 619 case CS7: 620 ls.bDataBits = 7; 621 break; 622 case CS8: 623 ls.bDataBits = 8; 624 break; 625 } 626 627 err = uplcom_set_line_coding(sc, &ls); 628 if (err) { 629 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 630 return (EIO); 631 } 632 633 if (ISSET(t->c_cflag, CRTSCTS)) 634 uplcom_set_crtscts(sc); 635 636 if (sc->sc_rts == -1 || sc->sc_dtr == -1) 637 uplcom_set_line_state(sc); 638 639 if (err) { 640 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 641 return (EIO); 642 } 643 644 return (0); 645 } 646 647 int 648 uplcom_open(void *addr, int portno) 649 { 650 struct uplcom_softc *sc = addr; 651 int err; 652 653 if (sc->sc_dying) 654 return (EIO); 655 656 DPRINTF(("uplcom_open: sc=%p\n", sc)); 657 658 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 659 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 660 err = usbd_open_pipe_intr(sc->sc_intr_iface, sc->sc_intr_number, 661 USBD_SHORT_XFER_OK, &sc->sc_intr_pipe, sc, 662 sc->sc_intr_buf, sc->sc_isize, 663 uplcom_intr, USBD_DEFAULT_INTERVAL); 664 if (err) { 665 DPRINTF(("%s: cannot open interrupt pipe (addr %d)\n", 666 USBDEVNAME(sc->sc_dev), sc->sc_intr_number)); 667 return (EIO); 668 } 669 } 670 671 return (0); 672 } 673 674 void 675 uplcom_close(void *addr, int portno) 676 { 677 struct uplcom_softc *sc = addr; 678 int err; 679 680 if (sc->sc_dying) 681 return; 682 683 DPRINTF(("uplcom_close: close\n")); 684 685 if (sc->sc_intr_pipe != NULL) { 686 err = usbd_abort_pipe(sc->sc_intr_pipe); 687 if (err) 688 printf("%s: abort interrupt pipe failed: %s\n", 689 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 690 err = usbd_close_pipe(sc->sc_intr_pipe); 691 if (err) 692 printf("%s: close interrupt pipe failed: %s\n", 693 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 694 free(sc->sc_intr_buf, M_USBDEV); 695 sc->sc_intr_pipe = NULL; 696 } 697 } 698 699 void 700 uplcom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 701 { 702 struct uplcom_softc *sc = priv; 703 u_char *buf = sc->sc_intr_buf; 704 u_char pstatus; 705 706 if (sc->sc_dying) 707 return; 708 709 if (status != USBD_NORMAL_COMPLETION) { 710 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 711 return; 712 713 DPRINTF(("%s: abnormal status: %s\n", USBDEVNAME(sc->sc_dev), 714 usbd_errstr(status))); 715 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 716 return; 717 } 718 719 DPRINTF(("%s: uplcom status = %02x\n", USBDEVNAME(sc->sc_dev), buf[8])); 720 721 sc->sc_lsr = sc->sc_msr = 0; 722 pstatus = buf[8]; 723 if (ISSET(pstatus, RSAQ_STATUS_DSR)) 724 sc->sc_msr |= UMSR_DSR; 725 if (ISSET(pstatus, RSAQ_STATUS_DCD)) 726 sc->sc_msr |= UMSR_DCD; 727 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 728 } 729 730 void 731 uplcom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 732 { 733 struct uplcom_softc *sc = addr; 734 735 DPRINTF(("uplcom_get_status:\n")); 736 737 if (lsr != NULL) 738 *lsr = sc->sc_lsr; 739 if (msr != NULL) 740 *msr = sc->sc_msr; 741 } 742 743 #if TODO 744 int 745 uplcom_ioctl(void *addr, int portno, u_long cmd, caddr_t data, int flag, 746 usb_proc_ptr p) 747 { 748 struct uplcom_softc *sc = addr; 749 int error = 0; 750 751 if (sc->sc_dying) 752 return (EIO); 753 754 DPRINTF(("uplcom_ioctl: cmd=0x%08lx\n", cmd)); 755 756 switch (cmd) { 757 case TIOCNOTTY: 758 case TIOCMGET: 759 case TIOCMSET: 760 case USB_GET_CM_OVER_DATA: 761 case USB_SET_CM_OVER_DATA: 762 break; 763 764 default: 765 DPRINTF(("uplcom_ioctl: unknown\n")); 766 error = ENOTTY; 767 break; 768 } 769 770 return (error); 771 } 772 #endif 773