1 /* $NetBSD: uplcom.c,v 1.41 2004/10/23 14:20:50 augustss 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 1.41 2004/10/23 14:20:50 augustss 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_SUSTEEN, USB_PRODUCT_SUSTEEN_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_CN104 }, 186 /* Pharos USB GPS - Microsoft version */ 187 { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303X }, 188 }; 189 #define uplcom_lookup(v, p) usb_lookup(uplcom_devs, v, p) 190 191 192 USB_DECLARE_DRIVER(uplcom); 193 194 USB_MATCH(uplcom) 195 { 196 USB_MATCH_START(uplcom, uaa); 197 198 if (uaa->iface != NULL) 199 return (UMATCH_NONE); 200 201 return (uplcom_lookup(uaa->vendor, uaa->product) != NULL ? 202 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 203 } 204 205 USB_ATTACH(uplcom) 206 { 207 USB_ATTACH_START(uplcom, sc, uaa); 208 usbd_device_handle dev = uaa->device; 209 usb_config_descriptor_t *cdesc; 210 usb_interface_descriptor_t *id; 211 usb_endpoint_descriptor_t *ed; 212 213 char devinfo[1024]; 214 char *devname = USBDEVNAME(sc->sc_dev); 215 usbd_status err; 216 int i; 217 struct ucom_attach_args uca; 218 219 usbd_devinfo(dev, 0, devinfo, sizeof(devinfo)); 220 USB_ATTACH_SETUP; 221 printf("%s: %s\n", devname, devinfo); 222 223 sc->sc_udev = dev; 224 225 DPRINTF(("\n\nuplcom attach: sc=%p\n", sc)); 226 227 /* initialize endpoints */ 228 uca.bulkin = uca.bulkout = -1; 229 sc->sc_intr_number = -1; 230 sc->sc_intr_pipe = NULL; 231 232 /* Move the device into the configured state. */ 233 err = usbd_set_config_index(dev, UPLCOM_CONFIG_INDEX, 1); 234 if (err) { 235 printf("\n%s: failed to set configuration, err=%s\n", 236 devname, usbd_errstr(err)); 237 sc->sc_dying = 1; 238 USB_ATTACH_ERROR_RETURN; 239 } 240 241 /* get the config descriptor */ 242 cdesc = usbd_get_config_descriptor(sc->sc_udev); 243 244 if (cdesc == NULL) { 245 printf("%s: failed to get configuration descriptor\n", 246 USBDEVNAME(sc->sc_dev)); 247 sc->sc_dying = 1; 248 USB_ATTACH_ERROR_RETURN; 249 } 250 251 /* get the (first/common) interface */ 252 err = usbd_device2interface_handle(dev, UPLCOM_IFACE_INDEX, 253 &sc->sc_iface); 254 if (err) { 255 printf("\n%s: failed to get interface, err=%s\n", 256 devname, usbd_errstr(err)); 257 sc->sc_dying = 1; 258 USB_ATTACH_ERROR_RETURN; 259 } 260 261 /* Find the interrupt endpoints */ 262 263 id = usbd_get_interface_descriptor(sc->sc_iface); 264 sc->sc_iface_number = id->bInterfaceNumber; 265 266 for (i = 0; i < id->bNumEndpoints; i++) { 267 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 268 if (ed == NULL) { 269 printf("%s: no endpoint descriptor for %d\n", 270 USBDEVNAME(sc->sc_dev), i); 271 sc->sc_dying = 1; 272 USB_ATTACH_ERROR_RETURN; 273 } 274 275 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 276 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 277 sc->sc_intr_number = ed->bEndpointAddress; 278 sc->sc_isize = UGETW(ed->wMaxPacketSize); 279 } 280 } 281 282 if (sc->sc_intr_number== -1) { 283 printf("%s: Could not find interrupt in\n", 284 USBDEVNAME(sc->sc_dev)); 285 sc->sc_dying = 1; 286 USB_ATTACH_ERROR_RETURN; 287 } 288 289 /* keep interface for interrupt */ 290 sc->sc_intr_iface = sc->sc_iface; 291 292 /* 293 * USB-RSAQ1 has two interface 294 * 295 * USB-RSAQ1 | USB-RSAQ2 296 * -----------------+----------------- 297 * Interface 0 |Interface 0 298 * Interrupt(0x81) | Interrupt(0x81) 299 * -----------------+ BulkIN(0x02) 300 * Interface 1 | BulkOUT(0x83) 301 * BulkIN(0x02) | 302 * BulkOUT(0x83) | 303 */ 304 if (cdesc->bNumInterface == 2) { 305 err = usbd_device2interface_handle(dev, 306 UPLCOM_SECOND_IFACE_INDEX, &sc->sc_iface); 307 if (err) { 308 printf("\n%s: failed to get second interface, err=%s\n", 309 devname, usbd_errstr(err)); 310 sc->sc_dying = 1; 311 USB_ATTACH_ERROR_RETURN; 312 } 313 } 314 315 /* Find the bulk{in,out} endpoints */ 316 317 id = usbd_get_interface_descriptor(sc->sc_iface); 318 sc->sc_iface_number = id->bInterfaceNumber; 319 320 for (i = 0; i < id->bNumEndpoints; i++) { 321 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 322 if (ed == NULL) { 323 printf("%s: no endpoint descriptor for %d\n", 324 USBDEVNAME(sc->sc_dev), i); 325 sc->sc_dying = 1; 326 USB_ATTACH_ERROR_RETURN; 327 } 328 329 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 330 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 331 uca.bulkin = ed->bEndpointAddress; 332 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 333 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 334 uca.bulkout = ed->bEndpointAddress; 335 } 336 } 337 338 if (uca.bulkin == -1) { 339 printf("%s: Could not find data bulk in\n", 340 USBDEVNAME(sc->sc_dev)); 341 sc->sc_dying = 1; 342 USB_ATTACH_ERROR_RETURN; 343 } 344 345 if (uca.bulkout == -1) { 346 printf("%s: Could not find data bulk out\n", 347 USBDEVNAME(sc->sc_dev)); 348 sc->sc_dying = 1; 349 USB_ATTACH_ERROR_RETURN; 350 } 351 352 sc->sc_dtr = sc->sc_rts = -1; 353 uca.portno = UCOM_UNK_PORTNO; 354 /* bulkin, bulkout set above */ 355 uca.ibufsize = UPLCOMIBUFSIZE; 356 uca.obufsize = UPLCOMOBUFSIZE; 357 uca.ibufsizepad = UPLCOMIBUFSIZE; 358 uca.opkthdrlen = 0; 359 uca.device = dev; 360 uca.iface = sc->sc_iface; 361 uca.methods = &uplcom_methods; 362 uca.arg = sc; 363 uca.info = NULL; 364 365 err = uplcom_reset(sc); 366 367 if (err) { 368 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 369 usbd_errstr(err)); 370 sc->sc_dying = 1; 371 USB_ATTACH_ERROR_RETURN; 372 } 373 374 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 375 USBDEV(sc->sc_dev)); 376 377 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 378 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 379 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca, 380 ucomprint, ucomsubmatch); 381 382 USB_ATTACH_SUCCESS_RETURN; 383 } 384 385 USB_DETACH(uplcom) 386 { 387 USB_DETACH_START(uplcom, sc); 388 int rv = 0; 389 390 DPRINTF(("uplcom_detach: sc=%p flags=%d\n", sc, flags)); 391 392 if (sc->sc_intr_pipe != NULL) { 393 usbd_abort_pipe(sc->sc_intr_pipe); 394 usbd_close_pipe(sc->sc_intr_pipe); 395 free(sc->sc_intr_buf, M_USBDEV); 396 sc->sc_intr_pipe = NULL; 397 } 398 399 sc->sc_dying = 1; 400 if (sc->sc_subdev != NULL) { 401 rv = config_detach(sc->sc_subdev, flags); 402 sc->sc_subdev = NULL; 403 } 404 405 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 406 USBDEV(sc->sc_dev)); 407 408 return (rv); 409 } 410 411 int 412 uplcom_activate(device_ptr_t self, enum devact act) 413 { 414 struct uplcom_softc *sc = (struct uplcom_softc *)self; 415 int rv = 0; 416 417 switch (act) { 418 case DVACT_ACTIVATE: 419 return (EOPNOTSUPP); 420 421 case DVACT_DEACTIVATE: 422 if (sc->sc_subdev != NULL) 423 rv = config_deactivate(sc->sc_subdev); 424 sc->sc_dying = 1; 425 break; 426 } 427 return (rv); 428 } 429 430 usbd_status 431 uplcom_reset(struct uplcom_softc *sc) 432 { 433 usb_device_request_t req; 434 usbd_status err; 435 436 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 437 req.bRequest = UPLCOM_SET_REQUEST; 438 USETW(req.wValue, 0); 439 USETW(req.wIndex, sc->sc_iface_number); 440 USETW(req.wLength, 0); 441 442 err = usbd_do_request(sc->sc_udev, &req, 0); 443 if (err) 444 return (EIO); 445 446 return (0); 447 } 448 449 void 450 uplcom_set_line_state(struct uplcom_softc *sc) 451 { 452 usb_device_request_t req; 453 int ls; 454 455 /* make sure we have initialized state for sc_dtr and sc_rts */ 456 if (sc->sc_dtr == -1) 457 sc->sc_dtr = 0; 458 if (sc->sc_rts == -1) 459 sc->sc_rts = 0; 460 461 ls = (sc->sc_dtr ? UPLCOM_FLOW_OUT_DSR : 0) | 462 (sc->sc_rts ? UPLCOM_FLOW_OUT_CTS : 0); 463 464 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 465 req.bRequest = UCDC_SET_CONTROL_LINE_STATE; 466 USETW(req.wValue, ls); 467 USETW(req.wIndex, sc->sc_iface_number); 468 USETW(req.wLength, 0); 469 470 (void)usbd_do_request(sc->sc_udev, &req, 0); 471 472 } 473 474 void 475 uplcom_set(void *addr, int portno, int reg, int onoff) 476 { 477 struct uplcom_softc *sc = addr; 478 479 switch (reg) { 480 case UCOM_SET_DTR: 481 uplcom_dtr(sc, onoff); 482 break; 483 case UCOM_SET_RTS: 484 uplcom_rts(sc, onoff); 485 break; 486 case UCOM_SET_BREAK: 487 uplcom_break(sc, onoff); 488 break; 489 default: 490 break; 491 } 492 } 493 494 void 495 uplcom_dtr(struct uplcom_softc *sc, int onoff) 496 { 497 498 DPRINTF(("uplcom_dtr: onoff=%d\n", onoff)); 499 500 if (sc->sc_dtr != -1 && !sc->sc_dtr == !onoff) 501 return; 502 503 sc->sc_dtr = !!onoff; 504 505 uplcom_set_line_state(sc); 506 } 507 508 void 509 uplcom_rts(struct uplcom_softc *sc, int onoff) 510 { 511 DPRINTF(("uplcom_rts: onoff=%d\n", onoff)); 512 513 if (sc->sc_rts != -1 && !sc->sc_rts == !onoff) 514 return; 515 516 sc->sc_rts = !!onoff; 517 518 uplcom_set_line_state(sc); 519 } 520 521 void 522 uplcom_break(struct uplcom_softc *sc, int onoff) 523 { 524 usb_device_request_t req; 525 526 DPRINTF(("uplcom_break: onoff=%d\n", onoff)); 527 528 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 529 req.bRequest = UCDC_SEND_BREAK; 530 USETW(req.wValue, onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF); 531 USETW(req.wIndex, sc->sc_iface_number); 532 USETW(req.wLength, 0); 533 534 (void)usbd_do_request(sc->sc_udev, &req, 0); 535 } 536 537 usbd_status 538 uplcom_set_crtscts(struct uplcom_softc *sc) 539 { 540 usb_device_request_t req; 541 usbd_status err; 542 543 DPRINTF(("uplcom_set_crtscts: on\n")); 544 545 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 546 req.bRequest = UPLCOM_SET_REQUEST; 547 USETW(req.wValue, 0); 548 USETW(req.wIndex, UPLCOM_SET_CRTSCTS); 549 USETW(req.wLength, 0); 550 551 err = usbd_do_request(sc->sc_udev, &req, 0); 552 if (err) { 553 DPRINTF(("uplcom_set_crtscts: failed, err=%s\n", 554 usbd_errstr(err))); 555 return (err); 556 } 557 558 return (USBD_NORMAL_COMPLETION); 559 } 560 561 usbd_status 562 uplcom_set_line_coding(struct uplcom_softc *sc, usb_cdc_line_state_t *state) 563 { 564 usb_device_request_t req; 565 usbd_status err; 566 567 DPRINTF(("uplcom_set_line_coding: rate=%d fmt=%d parity=%d bits=%d\n", 568 UGETDW(state->dwDTERate), state->bCharFormat, 569 state->bParityType, state->bDataBits)); 570 571 if (memcmp(state, &sc->sc_line_state, UCDC_LINE_STATE_LENGTH) == 0) { 572 DPRINTF(("uplcom_set_line_coding: already set\n")); 573 return (USBD_NORMAL_COMPLETION); 574 } 575 576 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 577 req.bRequest = UCDC_SET_LINE_CODING; 578 USETW(req.wValue, 0); 579 USETW(req.wIndex, sc->sc_iface_number); 580 USETW(req.wLength, UCDC_LINE_STATE_LENGTH); 581 582 err = usbd_do_request(sc->sc_udev, &req, state); 583 if (err) { 584 DPRINTF(("uplcom_set_line_coding: failed, err=%s\n", 585 usbd_errstr(err))); 586 return (err); 587 } 588 589 sc->sc_line_state = *state; 590 591 return (USBD_NORMAL_COMPLETION); 592 } 593 594 int 595 uplcom_param(void *addr, int portno, struct termios *t) 596 { 597 struct uplcom_softc *sc = addr; 598 usbd_status err; 599 usb_cdc_line_state_t ls; 600 601 DPRINTF(("uplcom_param: sc=%p\n", sc)); 602 603 USETDW(ls.dwDTERate, t->c_ospeed); 604 if (ISSET(t->c_cflag, CSTOPB)) 605 ls.bCharFormat = UCDC_STOP_BIT_2; 606 else 607 ls.bCharFormat = UCDC_STOP_BIT_1; 608 if (ISSET(t->c_cflag, PARENB)) { 609 if (ISSET(t->c_cflag, PARODD)) 610 ls.bParityType = UCDC_PARITY_ODD; 611 else 612 ls.bParityType = UCDC_PARITY_EVEN; 613 } else 614 ls.bParityType = UCDC_PARITY_NONE; 615 switch (ISSET(t->c_cflag, CSIZE)) { 616 case CS5: 617 ls.bDataBits = 5; 618 break; 619 case CS6: 620 ls.bDataBits = 6; 621 break; 622 case CS7: 623 ls.bDataBits = 7; 624 break; 625 case CS8: 626 ls.bDataBits = 8; 627 break; 628 } 629 630 err = uplcom_set_line_coding(sc, &ls); 631 if (err) { 632 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 633 return (EIO); 634 } 635 636 if (ISSET(t->c_cflag, CRTSCTS)) 637 uplcom_set_crtscts(sc); 638 639 if (sc->sc_rts == -1 || sc->sc_dtr == -1) 640 uplcom_set_line_state(sc); 641 642 if (err) { 643 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 644 return (EIO); 645 } 646 647 return (0); 648 } 649 650 int 651 uplcom_open(void *addr, int portno) 652 { 653 struct uplcom_softc *sc = addr; 654 int err; 655 656 if (sc->sc_dying) 657 return (EIO); 658 659 DPRINTF(("uplcom_open: sc=%p\n", sc)); 660 661 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 662 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 663 err = usbd_open_pipe_intr(sc->sc_intr_iface, sc->sc_intr_number, 664 USBD_SHORT_XFER_OK, &sc->sc_intr_pipe, sc, 665 sc->sc_intr_buf, sc->sc_isize, 666 uplcom_intr, USBD_DEFAULT_INTERVAL); 667 if (err) { 668 DPRINTF(("%s: cannot open interrupt pipe (addr %d)\n", 669 USBDEVNAME(sc->sc_dev), sc->sc_intr_number)); 670 return (EIO); 671 } 672 } 673 674 return (0); 675 } 676 677 void 678 uplcom_close(void *addr, int portno) 679 { 680 struct uplcom_softc *sc = addr; 681 int err; 682 683 if (sc->sc_dying) 684 return; 685 686 DPRINTF(("uplcom_close: close\n")); 687 688 if (sc->sc_intr_pipe != NULL) { 689 err = usbd_abort_pipe(sc->sc_intr_pipe); 690 if (err) 691 printf("%s: abort interrupt pipe failed: %s\n", 692 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 693 err = usbd_close_pipe(sc->sc_intr_pipe); 694 if (err) 695 printf("%s: close interrupt pipe failed: %s\n", 696 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 697 free(sc->sc_intr_buf, M_USBDEV); 698 sc->sc_intr_pipe = NULL; 699 } 700 } 701 702 void 703 uplcom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 704 { 705 struct uplcom_softc *sc = priv; 706 u_char *buf = sc->sc_intr_buf; 707 u_char pstatus; 708 709 if (sc->sc_dying) 710 return; 711 712 if (status != USBD_NORMAL_COMPLETION) { 713 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 714 return; 715 716 DPRINTF(("%s: abnormal status: %s\n", USBDEVNAME(sc->sc_dev), 717 usbd_errstr(status))); 718 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 719 return; 720 } 721 722 DPRINTF(("%s: uplcom status = %02x\n", USBDEVNAME(sc->sc_dev), buf[8])); 723 724 sc->sc_lsr = sc->sc_msr = 0; 725 pstatus = buf[8]; 726 if (ISSET(pstatus, RSAQ_STATUS_DSR)) 727 sc->sc_msr |= UMSR_DSR; 728 if (ISSET(pstatus, RSAQ_STATUS_DCD)) 729 sc->sc_msr |= UMSR_DCD; 730 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 731 } 732 733 void 734 uplcom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 735 { 736 struct uplcom_softc *sc = addr; 737 738 DPRINTF(("uplcom_get_status:\n")); 739 740 if (lsr != NULL) 741 *lsr = sc->sc_lsr; 742 if (msr != NULL) 743 *msr = sc->sc_msr; 744 } 745 746 #if TODO 747 int 748 uplcom_ioctl(void *addr, int portno, u_long cmd, caddr_t data, int flag, 749 usb_proc_ptr p) 750 { 751 struct uplcom_softc *sc = addr; 752 int error = 0; 753 754 if (sc->sc_dying) 755 return (EIO); 756 757 DPRINTF(("uplcom_ioctl: cmd=0x%08lx\n", cmd)); 758 759 switch (cmd) { 760 case TIOCNOTTY: 761 case TIOCMGET: 762 case TIOCMSET: 763 case USB_GET_CM_OVER_DATA: 764 case USB_SET_CM_OVER_DATA: 765 break; 766 767 default: 768 DPRINTF(("uplcom_ioctl: unknown\n")); 769 error = ENOTTY; 770 break; 771 } 772 773 return (error); 774 } 775 #endif 776