1 /* $NetBSD: uplcom.c,v 1.64 2008/04/28 20:24:00 martin 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 * 18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 /* 32 * General information: http://www.prolific.com.tw/fr_pl2303.htm 33 * http://www.hitachi-hitec.com/jyouhou/prolific/2303.pdf 34 */ 35 36 #include <sys/cdefs.h> 37 __KERNEL_RCSID(0, "$NetBSD: uplcom.c,v 1.64 2008/04/28 20:24:00 martin Exp $"); 38 39 #include <sys/param.h> 40 #include <sys/systm.h> 41 #include <sys/kernel.h> 42 #include <sys/malloc.h> 43 #include <sys/ioctl.h> 44 #include <sys/conf.h> 45 #include <sys/tty.h> 46 #include <sys/file.h> 47 #include <sys/select.h> 48 #include <sys/proc.h> 49 #include <sys/device.h> 50 #include <sys/poll.h> 51 52 #include <dev/usb/usb.h> 53 #include <dev/usb/usbcdc.h> 54 55 #include <dev/usb/usbdi.h> 56 #include <dev/usb/usbdi_util.h> 57 #include <dev/usb/usbdevs.h> 58 #include <dev/usb/usb_quirks.h> 59 60 #include <dev/usb/ucomvar.h> 61 62 #ifdef UPLCOM_DEBUG 63 #define DPRINTFN(n, x) if (uplcomdebug > (n)) logprintf x 64 int uplcomdebug = 0; 65 #else 66 #define DPRINTFN(n, x) 67 #endif 68 #define DPRINTF(x) DPRINTFN(0, x) 69 70 #define UPLCOM_CONFIG_INDEX 0 71 #define UPLCOM_IFACE_INDEX 0 72 #define UPLCOM_SECOND_IFACE_INDEX 1 73 74 #define UPLCOM_SET_REQUEST 0x01 75 #define UPLCOM_SET_CRTSCTS_0 0x41 76 #define UPLCOM_SET_CRTSCTS_HX 0x61 77 #define RSAQ_STATUS_DSR 0x02 78 #define RSAQ_STATUS_DCD 0x01 79 80 enum pl2303_type { 81 UPLCOM_TYPE_0, 82 UPLCOM_TYPE_HX, 83 }; 84 85 struct uplcom_softc { 86 USBBASEDEVICE sc_dev; /* base device */ 87 usbd_device_handle sc_udev; /* USB device */ 88 usbd_interface_handle sc_iface; /* interface */ 89 int sc_iface_number; /* interface number */ 90 91 usbd_interface_handle sc_intr_iface; /* interrupt interface */ 92 int sc_intr_number; /* interrupt number */ 93 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 94 u_char *sc_intr_buf; /* interrupt buffer */ 95 int sc_isize; 96 97 usb_cdc_line_state_t sc_line_state; /* current line state */ 98 int sc_dtr; /* current DTR state */ 99 int sc_rts; /* current RTS state */ 100 101 device_ptr_t sc_subdev; /* ucom device */ 102 103 u_char sc_dying; /* disconnecting */ 104 105 u_char sc_lsr; /* Local status register */ 106 u_char sc_msr; /* uplcom status register */ 107 108 enum pl2303_type sc_type; /* PL2303 chip type */ 109 }; 110 111 /* 112 * These are the maximum number of bytes transferred per frame. 113 * The output buffer size cannot be increased due to the size encoding. 114 */ 115 #define UPLCOMIBUFSIZE 256 116 #define UPLCOMOBUFSIZE 256 117 118 Static usbd_status uplcom_reset(struct uplcom_softc *); 119 Static usbd_status uplcom_set_line_coding(struct uplcom_softc *sc, 120 usb_cdc_line_state_t *state); 121 Static usbd_status uplcom_set_crtscts(struct uplcom_softc *); 122 Static void uplcom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 123 124 Static void uplcom_set(void *, int, int, int); 125 Static void uplcom_dtr(struct uplcom_softc *, int); 126 Static void uplcom_rts(struct uplcom_softc *, int); 127 Static void uplcom_break(struct uplcom_softc *, int); 128 Static void uplcom_set_line_state(struct uplcom_softc *); 129 Static void uplcom_get_status(void *, int portno, u_char *lsr, u_char *msr); 130 #if TODO 131 Static int uplcom_ioctl(void *, int, u_long, void *, int, usb_proc_ptr ); 132 #endif 133 Static int uplcom_param(void *, int, struct termios *); 134 Static int uplcom_open(void *, int); 135 Static void uplcom_close(void *, int); 136 Static usbd_status uplcom_vendor_control_write(usbd_device_handle, u_int16_t, u_int16_t); 137 138 struct ucom_methods uplcom_methods = { 139 uplcom_get_status, 140 uplcom_set, 141 uplcom_param, 142 NULL, /* uplcom_ioctl, TODO */ 143 uplcom_open, 144 uplcom_close, 145 NULL, 146 NULL, 147 }; 148 149 static const struct uplcom_type { 150 struct usb_devno uplcom_dev; 151 int32_t release; 152 enum pl2303_type chiptype; 153 } uplcom_devs[] = { 154 /* I/O DATA USB-RSAQ2 */ 155 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_RSAQ2 }, 156 -1, UPLCOM_TYPE_0 }, 157 /* I/O DATA USB-RSAQ3 */ 158 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_RSAQ3 }, 159 -1, UPLCOM_TYPE_HX }, 160 /* I/O DATA USB-RSAQ */ 161 { { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBRSAQ }, 162 -1, UPLCOM_TYPE_0 }, 163 /* I/O DATA USB-RSAQ5 */ 164 { { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBRSAQ5 }, 165 -1, UPLCOM_TYPE_HX }, 166 /* PLANEX USB-RS232 URS-03 */ 167 { { USB_VENDOR_ATEN, USB_PRODUCT_ATEN_UC232A }, 168 -1, UPLCOM_TYPE_0 }, 169 /* TrendNet TU-S9 */ 170 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303 }, 171 0x400, UPLCOM_TYPE_HX }, 172 /* ST Lab USB-SERIAL-4 */ 173 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303 }, 174 0x300, UPLCOM_TYPE_HX }, 175 /* IOGEAR/ATEN UC-232A */ 176 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303 }, 177 -1, UPLCOM_TYPE_0 }, 178 /* SMART Technologies USB to serial */ 179 { { USB_VENDOR_PROLIFIC2, USB_PRODUCT_PROLIFIC2_PL2303 }, 180 -1, UPLCOM_TYPE_HX }, 181 /* IOGEAR/ATENTRIPPLITE */ 182 { { USB_VENDOR_TRIPPLITE, USB_PRODUCT_TRIPPLITE_U209 }, 183 0x300, UPLCOM_TYPE_HX }, 184 { { USB_VENDOR_TRIPPLITE, USB_PRODUCT_TRIPPLITE_U209 }, 185 -1, UPLCOM_TYPE_0 }, 186 /* ELECOM UC-SGT */ 187 { { USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_UCSGT }, 188 -1, UPLCOM_TYPE_0 }, 189 /* ELECOM UC-SGT0 */ 190 { { USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_UCSGT0 }, 191 -1, UPLCOM_TYPE_0 }, 192 /* Panasonic 50" Touch Panel */ 193 { { USB_VENDOR_PANASONIC, USB_PRODUCT_PANASONIC_TYTP50P6S }, 194 -1, UPLCOM_TYPE_0 }, 195 /* RATOC REX-USB60 */ 196 { { USB_VENDOR_RATOC, USB_PRODUCT_RATOC_REXUSB60 }, 197 -1, UPLCOM_TYPE_0 }, 198 /* TDK USB-PHS Adapter UHA6400 */ 199 { { USB_VENDOR_TDK, USB_PRODUCT_TDK_UHA6400 }, 200 -1, UPLCOM_TYPE_0 }, 201 /* TDK USB-PDC Adapter UPA9664 */ 202 { { USB_VENDOR_TDK, USB_PRODUCT_TDK_UPA9664 }, 203 -1, UPLCOM_TYPE_0 }, 204 /* Sony Ericsson USB Cable */ 205 { { USB_VENDOR_SUSTEEN, USB_PRODUCT_SUSTEEN_DCU10 }, 206 -1, UPLCOM_TYPE_0 }, 207 /* SOURCENEXT KeikaiDenwa 8 */ 208 { { USB_VENDOR_SOURCENEXT, USB_PRODUCT_SOURCENEXT_KEIKAI8 }, 209 -1, UPLCOM_TYPE_0 }, 210 /* SOURCENEXT KeikaiDenwa 8 with charger */ 211 { { USB_VENDOR_SOURCENEXT, USB_PRODUCT_SOURCENEXT_KEIKAI8_CHG }, 212 -1, UPLCOM_TYPE_0 }, 213 /* HAL Corporation Crossam2+USB */ 214 { { USB_VENDOR_HAL, USB_PRODUCT_HAL_IMR001 }, 215 -1, UPLCOM_TYPE_0 }, 216 /* Sitecom USB to serial cable */ 217 { { USB_VENDOR_SITECOM, USB_PRODUCT_SITECOM_CN104 }, 218 -1, UPLCOM_TYPE_0 }, 219 /* Pharos USB GPS - Microsoft version */ 220 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303X }, 221 -1, UPLCOM_TYPE_0 }, 222 /* Willcom WS002IN (DD) */ 223 { { USB_VENDOR_NETINDEX, USB_PRODUCT_NETINDEX_WS002IN }, 224 -1, UPLCOM_TYPE_HX }, 225 }; 226 #define uplcom_lookup(v, p) usb_lookup(uplcom_devs, v, p) 227 228 int uplcom_match(device_t, struct cfdata *, void *); 229 void uplcom_attach(device_t, device_t, void *); 230 void uplcom_childdet(device_t, device_t); 231 int uplcom_detach(device_t, int); 232 int uplcom_activate(device_t, enum devact); 233 extern struct cfdriver uplcom_cd; 234 CFATTACH_DECL2(uplcom, sizeof(struct uplcom_softc), uplcom_match, 235 uplcom_attach, uplcom_detach, uplcom_activate, NULL, uplcom_childdet); 236 237 USB_MATCH(uplcom) 238 { 239 USB_MATCH_START(uplcom, uaa); 240 241 return (uplcom_lookup(uaa->vendor, uaa->product) != NULL ? 242 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 243 } 244 245 USB_ATTACH(uplcom) 246 { 247 USB_ATTACH_START(uplcom, sc, uaa); 248 usbd_device_handle dev = uaa->device; 249 usb_config_descriptor_t *cdesc; 250 usb_interface_descriptor_t *id; 251 usb_endpoint_descriptor_t *ed; 252 char *devinfop; 253 const char *devname = USBDEVNAME(sc->sc_dev); 254 usbd_status err; 255 int i; 256 struct ucom_attach_args uca; 257 258 devinfop = usbd_devinfo_alloc(dev, 0); 259 USB_ATTACH_SETUP; 260 printf("%s: %s\n", devname, devinfop); 261 usbd_devinfo_free(devinfop); 262 263 sc->sc_udev = dev; 264 265 DPRINTF(("\n\nuplcom attach: sc=%p\n", sc)); 266 267 /* initialize endpoints */ 268 uca.bulkin = uca.bulkout = -1; 269 sc->sc_intr_number = -1; 270 sc->sc_intr_pipe = NULL; 271 272 /* Move the device into the configured state. */ 273 err = usbd_set_config_index(dev, UPLCOM_CONFIG_INDEX, 1); 274 if (err) { 275 printf("\n%s: failed to set configuration, err=%s\n", 276 devname, usbd_errstr(err)); 277 sc->sc_dying = 1; 278 USB_ATTACH_ERROR_RETURN; 279 } 280 281 /* determine chip type */ 282 for (i = 0; uplcom_devs[i].uplcom_dev.ud_vendor != 0; i++) { 283 if (uplcom_devs[i].uplcom_dev.ud_vendor == uaa->vendor && 284 uplcom_devs[i].uplcom_dev.ud_product == uaa->product && 285 (uplcom_devs[i].release == uaa->release || 286 uplcom_devs[i].release == -1)) { 287 sc->sc_type = uplcom_devs[i].chiptype; 288 break; 289 } 290 } 291 292 #ifdef USB_DEBUG 293 /* print the chip type */ 294 if (sc->sc_type == UPLCOM_TYPE_HX) { 295 DPRINTF(("uplcom_attach: chiptype HX\n")); 296 } else { 297 DPRINTF(("uplcom_attach: chiptype 0\n")); 298 } 299 #endif 300 301 /* Move the device into the configured state. */ 302 err = usbd_set_config_index(dev, UPLCOM_CONFIG_INDEX, 1); 303 if (err) { 304 printf("%s: failed to set configuration: %s\n", 305 devname, usbd_errstr(err)); 306 sc->sc_dying = 1; 307 USB_ATTACH_ERROR_RETURN; 308 } 309 310 /* get the config descriptor */ 311 cdesc = usbd_get_config_descriptor(sc->sc_udev); 312 313 if (cdesc == NULL) { 314 printf("%s: failed to get configuration descriptor\n", 315 USBDEVNAME(sc->sc_dev)); 316 sc->sc_dying = 1; 317 USB_ATTACH_ERROR_RETURN; 318 } 319 320 /* get the (first/common) interface */ 321 err = usbd_device2interface_handle(dev, UPLCOM_IFACE_INDEX, 322 &sc->sc_iface); 323 if (err) { 324 printf("\n%s: failed to get interface, err=%s\n", 325 devname, usbd_errstr(err)); 326 sc->sc_dying = 1; 327 USB_ATTACH_ERROR_RETURN; 328 } 329 330 /* Find the interrupt endpoints */ 331 332 id = usbd_get_interface_descriptor(sc->sc_iface); 333 sc->sc_iface_number = id->bInterfaceNumber; 334 335 for (i = 0; i < id->bNumEndpoints; i++) { 336 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 337 if (ed == NULL) { 338 printf("%s: no endpoint descriptor for %d\n", 339 USBDEVNAME(sc->sc_dev), i); 340 sc->sc_dying = 1; 341 USB_ATTACH_ERROR_RETURN; 342 } 343 344 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 345 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 346 sc->sc_intr_number = ed->bEndpointAddress; 347 sc->sc_isize = UGETW(ed->wMaxPacketSize); 348 } 349 } 350 351 if (sc->sc_intr_number== -1) { 352 printf("%s: Could not find interrupt in\n", 353 USBDEVNAME(sc->sc_dev)); 354 sc->sc_dying = 1; 355 USB_ATTACH_ERROR_RETURN; 356 } 357 358 /* keep interface for interrupt */ 359 sc->sc_intr_iface = sc->sc_iface; 360 361 /* 362 * USB-RSAQ1 has two interface 363 * 364 * USB-RSAQ1 | USB-RSAQ2 365 * -----------------+----------------- 366 * Interface 0 |Interface 0 367 * Interrupt(0x81) | Interrupt(0x81) 368 * -----------------+ BulkIN(0x02) 369 * Interface 1 | BulkOUT(0x83) 370 * BulkIN(0x02) | 371 * BulkOUT(0x83) | 372 */ 373 if (cdesc->bNumInterface == 2) { 374 err = usbd_device2interface_handle(dev, 375 UPLCOM_SECOND_IFACE_INDEX, &sc->sc_iface); 376 if (err) { 377 printf("\n%s: failed to get second interface, err=%s\n", 378 devname, usbd_errstr(err)); 379 sc->sc_dying = 1; 380 USB_ATTACH_ERROR_RETURN; 381 } 382 } 383 384 /* Find the bulk{in,out} endpoints */ 385 386 id = usbd_get_interface_descriptor(sc->sc_iface); 387 sc->sc_iface_number = id->bInterfaceNumber; 388 389 for (i = 0; i < id->bNumEndpoints; i++) { 390 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 391 if (ed == NULL) { 392 printf("%s: no endpoint descriptor for %d\n", 393 USBDEVNAME(sc->sc_dev), i); 394 sc->sc_dying = 1; 395 USB_ATTACH_ERROR_RETURN; 396 } 397 398 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 399 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 400 uca.bulkin = ed->bEndpointAddress; 401 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 402 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 403 uca.bulkout = ed->bEndpointAddress; 404 } 405 } 406 407 if (uca.bulkin == -1) { 408 printf("%s: Could not find data bulk in\n", 409 USBDEVNAME(sc->sc_dev)); 410 sc->sc_dying = 1; 411 USB_ATTACH_ERROR_RETURN; 412 } 413 414 if (uca.bulkout == -1) { 415 printf("%s: Could not find data bulk out\n", 416 USBDEVNAME(sc->sc_dev)); 417 sc->sc_dying = 1; 418 USB_ATTACH_ERROR_RETURN; 419 } 420 421 sc->sc_dtr = sc->sc_rts = -1; 422 uca.portno = UCOM_UNK_PORTNO; 423 /* bulkin, bulkout set above */ 424 uca.ibufsize = UPLCOMIBUFSIZE; 425 uca.obufsize = UPLCOMOBUFSIZE; 426 uca.ibufsizepad = UPLCOMIBUFSIZE; 427 uca.opkthdrlen = 0; 428 uca.device = dev; 429 uca.iface = sc->sc_iface; 430 uca.methods = &uplcom_methods; 431 uca.arg = sc; 432 uca.info = NULL; 433 434 err = uplcom_reset(sc); 435 436 if (err) { 437 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 438 usbd_errstr(err)); 439 sc->sc_dying = 1; 440 USB_ATTACH_ERROR_RETURN; 441 } 442 443 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 444 USBDEV(sc->sc_dev)); 445 446 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 447 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 448 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca, 449 ucomprint, ucomsubmatch); 450 451 USB_ATTACH_SUCCESS_RETURN; 452 } 453 454 void 455 uplcom_childdet(device_t self, device_t child) 456 { 457 struct uplcom_softc *sc = device_private(self); 458 459 KASSERT(sc->sc_subdev == child); 460 sc->sc_subdev = NULL; 461 } 462 463 USB_DETACH(uplcom) 464 { 465 USB_DETACH_START(uplcom, sc); 466 int rv = 0; 467 468 DPRINTF(("uplcom_detach: sc=%p flags=%d\n", sc, flags)); 469 470 if (sc->sc_intr_pipe != NULL) { 471 usbd_abort_pipe(sc->sc_intr_pipe); 472 usbd_close_pipe(sc->sc_intr_pipe); 473 free(sc->sc_intr_buf, M_USBDEV); 474 sc->sc_intr_pipe = NULL; 475 } 476 477 sc->sc_dying = 1; 478 if (sc->sc_subdev != NULL) 479 rv = config_detach(sc->sc_subdev, flags); 480 481 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 482 USBDEV(sc->sc_dev)); 483 484 return (rv); 485 } 486 487 int 488 uplcom_activate(device_t self, enum devact act) 489 { 490 struct uplcom_softc *sc = device_private(self); 491 int rv = 0; 492 493 switch (act) { 494 case DVACT_ACTIVATE: 495 return (EOPNOTSUPP); 496 497 case DVACT_DEACTIVATE: 498 if (sc->sc_subdev != NULL) 499 rv = config_deactivate(sc->sc_subdev); 500 sc->sc_dying = 1; 501 break; 502 } 503 return (rv); 504 } 505 506 usbd_status 507 uplcom_reset(struct uplcom_softc *sc) 508 { 509 usb_device_request_t req; 510 usbd_status err; 511 512 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 513 req.bRequest = UPLCOM_SET_REQUEST; 514 USETW(req.wValue, 0); 515 USETW(req.wIndex, sc->sc_iface_number); 516 USETW(req.wLength, 0); 517 518 err = usbd_do_request(sc->sc_udev, &req, 0); 519 if (err) 520 return (EIO); 521 522 return (0); 523 } 524 525 struct pl2303x_init { 526 uint8_t req_type; 527 uint8_t request; 528 uint16_t value; 529 uint16_t index; 530 uint16_t length; 531 }; 532 533 static const struct pl2303x_init pl2303x[] = { 534 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 0 }, 535 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x0404, 0, 0 }, 536 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 0 }, 537 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8383, 0, 0 }, 538 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 0 }, 539 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x0404, 1, 0 }, 540 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 0 }, 541 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8383, 0, 0 }, 542 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0, 1, 0 }, 543 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 1, 0, 0 }, 544 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 2, 0x44, 0 } 545 }; 546 #define N_PL2302X_INIT (sizeof(pl2303x)/sizeof(pl2303x[0])) 547 548 static usbd_status 549 uplcom_pl2303x_init(struct uplcom_softc *sc) 550 { 551 usb_device_request_t req; 552 usbd_status err; 553 int i; 554 555 for (i = 0; i < N_PL2302X_INIT; i++) { 556 req.bmRequestType = pl2303x[i].req_type; 557 req.bRequest = pl2303x[i].request; 558 USETW(req.wValue, pl2303x[i].value); 559 USETW(req.wIndex, pl2303x[i].index); 560 USETW(req.wLength, pl2303x[i].length); 561 562 err = usbd_do_request(sc->sc_udev, &req, 0); 563 if (err) { 564 printf("%s: uplcom_pl2303x_init failed: %s\n", 565 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 566 return (EIO); 567 } 568 } 569 570 return (0); 571 } 572 573 void 574 uplcom_set_line_state(struct uplcom_softc *sc) 575 { 576 usb_device_request_t req; 577 int ls; 578 579 /* make sure we have initialized state for sc_dtr and sc_rts */ 580 if (sc->sc_dtr == -1) 581 sc->sc_dtr = 0; 582 if (sc->sc_rts == -1) 583 sc->sc_rts = 0; 584 585 ls = (sc->sc_dtr ? UCDC_LINE_DTR : 0) | 586 (sc->sc_rts ? UCDC_LINE_RTS : 0); 587 588 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 589 req.bRequest = UCDC_SET_CONTROL_LINE_STATE; 590 USETW(req.wValue, ls); 591 USETW(req.wIndex, sc->sc_iface_number); 592 USETW(req.wLength, 0); 593 594 (void)usbd_do_request(sc->sc_udev, &req, 0); 595 } 596 597 void 598 uplcom_set(void *addr, int portno, int reg, int onoff) 599 { 600 struct uplcom_softc *sc = addr; 601 602 switch (reg) { 603 case UCOM_SET_DTR: 604 uplcom_dtr(sc, onoff); 605 break; 606 case UCOM_SET_RTS: 607 uplcom_rts(sc, onoff); 608 break; 609 case UCOM_SET_BREAK: 610 uplcom_break(sc, onoff); 611 break; 612 default: 613 break; 614 } 615 } 616 617 void 618 uplcom_dtr(struct uplcom_softc *sc, int onoff) 619 { 620 621 DPRINTF(("uplcom_dtr: onoff=%d\n", onoff)); 622 623 if (sc->sc_dtr != -1 && !sc->sc_dtr == !onoff) 624 return; 625 626 sc->sc_dtr = !!onoff; 627 628 uplcom_set_line_state(sc); 629 } 630 631 void 632 uplcom_rts(struct uplcom_softc *sc, int onoff) 633 { 634 DPRINTF(("uplcom_rts: onoff=%d\n", onoff)); 635 636 if (sc->sc_rts != -1 && !sc->sc_rts == !onoff) 637 return; 638 639 sc->sc_rts = !!onoff; 640 641 uplcom_set_line_state(sc); 642 } 643 644 void 645 uplcom_break(struct uplcom_softc *sc, int onoff) 646 { 647 usb_device_request_t req; 648 649 DPRINTF(("uplcom_break: onoff=%d\n", onoff)); 650 651 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 652 req.bRequest = UCDC_SEND_BREAK; 653 USETW(req.wValue, onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF); 654 USETW(req.wIndex, sc->sc_iface_number); 655 USETW(req.wLength, 0); 656 657 (void)usbd_do_request(sc->sc_udev, &req, 0); 658 } 659 660 usbd_status 661 uplcom_set_crtscts(struct uplcom_softc *sc) 662 { 663 usb_device_request_t req; 664 usbd_status err; 665 666 DPRINTF(("uplcom_set_crtscts: on\n")); 667 668 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 669 req.bRequest = UPLCOM_SET_REQUEST; 670 USETW(req.wValue, 0); 671 if (sc->sc_type == UPLCOM_TYPE_HX) 672 USETW(req.wIndex, UPLCOM_SET_CRTSCTS_HX); 673 else 674 USETW(req.wIndex, UPLCOM_SET_CRTSCTS_0); 675 USETW(req.wLength, 0); 676 677 err = usbd_do_request(sc->sc_udev, &req, 0); 678 if (err) { 679 DPRINTF(("uplcom_set_crtscts: failed, err=%s\n", 680 usbd_errstr(err))); 681 return (err); 682 } 683 684 return (USBD_NORMAL_COMPLETION); 685 } 686 687 usbd_status 688 uplcom_set_line_coding(struct uplcom_softc *sc, usb_cdc_line_state_t *state) 689 { 690 usb_device_request_t req; 691 usbd_status err; 692 693 DPRINTF(("uplcom_set_line_coding: rate=%d fmt=%d parity=%d bits=%d\n", 694 UGETDW(state->dwDTERate), state->bCharFormat, 695 state->bParityType, state->bDataBits)); 696 697 if (memcmp(state, &sc->sc_line_state, UCDC_LINE_STATE_LENGTH) == 0) { 698 DPRINTF(("uplcom_set_line_coding: already set\n")); 699 return (USBD_NORMAL_COMPLETION); 700 } 701 702 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 703 req.bRequest = UCDC_SET_LINE_CODING; 704 USETW(req.wValue, 0); 705 USETW(req.wIndex, sc->sc_iface_number); 706 USETW(req.wLength, UCDC_LINE_STATE_LENGTH); 707 708 err = usbd_do_request(sc->sc_udev, &req, state); 709 if (err) { 710 DPRINTF(("uplcom_set_line_coding: failed, err=%s\n", 711 usbd_errstr(err))); 712 return (err); 713 } 714 715 sc->sc_line_state = *state; 716 717 return (USBD_NORMAL_COMPLETION); 718 } 719 720 int 721 uplcom_param(void *addr, int portno, struct termios *t) 722 { 723 struct uplcom_softc *sc = addr; 724 usbd_status err; 725 usb_cdc_line_state_t ls; 726 727 DPRINTF(("uplcom_param: sc=%p\n", sc)); 728 729 USETDW(ls.dwDTERate, t->c_ospeed); 730 if (ISSET(t->c_cflag, CSTOPB)) 731 ls.bCharFormat = UCDC_STOP_BIT_2; 732 else 733 ls.bCharFormat = UCDC_STOP_BIT_1; 734 if (ISSET(t->c_cflag, PARENB)) { 735 if (ISSET(t->c_cflag, PARODD)) 736 ls.bParityType = UCDC_PARITY_ODD; 737 else 738 ls.bParityType = UCDC_PARITY_EVEN; 739 } else 740 ls.bParityType = UCDC_PARITY_NONE; 741 switch (ISSET(t->c_cflag, CSIZE)) { 742 case CS5: 743 ls.bDataBits = 5; 744 break; 745 case CS6: 746 ls.bDataBits = 6; 747 break; 748 case CS7: 749 ls.bDataBits = 7; 750 break; 751 case CS8: 752 ls.bDataBits = 8; 753 break; 754 } 755 756 err = uplcom_set_line_coding(sc, &ls); 757 if (err) { 758 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 759 return (EIO); 760 } 761 762 if (ISSET(t->c_cflag, CRTSCTS)) 763 uplcom_set_crtscts(sc); 764 765 if (sc->sc_rts == -1 || sc->sc_dtr == -1) 766 uplcom_set_line_state(sc); 767 768 if (err) { 769 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 770 return (EIO); 771 } 772 773 return (0); 774 } 775 776 Static usbd_status 777 uplcom_vendor_control_write(usbd_device_handle dev, u_int16_t value, u_int16_t index) 778 { 779 usb_device_request_t req; 780 usbd_status err; 781 782 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 783 req.bRequest = UPLCOM_SET_REQUEST; 784 USETW(req.wValue, value); 785 USETW(req.wIndex, index); 786 USETW(req.wLength, 0); 787 788 err = usbd_do_request(dev, &req, NULL); 789 790 if (err) { 791 DPRINTF(("uplcom_open: vendor write failed, err=%s (%d)\n", 792 usbd_errstr(err), err)); 793 } 794 795 return err; 796 } 797 798 int 799 uplcom_open(void *addr, int portno) 800 { 801 struct uplcom_softc *sc = addr; 802 usbd_status err; 803 804 if (sc->sc_dying) 805 return (EIO); 806 807 DPRINTF(("uplcom_open: sc=%p\n", sc)); 808 809 /* Some unknown device frobbing. */ 810 if (sc->sc_type == UPLCOM_TYPE_HX) 811 uplcom_vendor_control_write(sc->sc_udev, 2, 0x44); 812 else 813 uplcom_vendor_control_write(sc->sc_udev, 2, 0x24); 814 815 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 816 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 817 err = usbd_open_pipe_intr(sc->sc_intr_iface, sc->sc_intr_number, 818 USBD_SHORT_XFER_OK, &sc->sc_intr_pipe, sc, 819 sc->sc_intr_buf, sc->sc_isize, 820 uplcom_intr, USBD_DEFAULT_INTERVAL); 821 if (err) { 822 DPRINTF(("%s: cannot open interrupt pipe (addr %d)\n", 823 USBDEVNAME(sc->sc_dev), sc->sc_intr_number)); 824 return (EIO); 825 } 826 } 827 828 if (sc->sc_type == UPLCOM_TYPE_HX) 829 return (uplcom_pl2303x_init(sc)); 830 831 return (0); 832 } 833 834 void 835 uplcom_close(void *addr, int portno) 836 { 837 struct uplcom_softc *sc = addr; 838 int err; 839 840 if (sc->sc_dying) 841 return; 842 843 DPRINTF(("uplcom_close: close\n")); 844 845 if (sc->sc_intr_pipe != NULL) { 846 err = usbd_abort_pipe(sc->sc_intr_pipe); 847 if (err) 848 printf("%s: abort interrupt pipe failed: %s\n", 849 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 850 err = usbd_close_pipe(sc->sc_intr_pipe); 851 if (err) 852 printf("%s: close interrupt pipe failed: %s\n", 853 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 854 free(sc->sc_intr_buf, M_USBDEV); 855 sc->sc_intr_pipe = NULL; 856 } 857 } 858 859 void 860 uplcom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, 861 usbd_status status) 862 { 863 struct uplcom_softc *sc = priv; 864 u_char *buf = sc->sc_intr_buf; 865 u_char pstatus; 866 867 if (sc->sc_dying) 868 return; 869 870 if (status != USBD_NORMAL_COMPLETION) { 871 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 872 return; 873 874 DPRINTF(("%s: abnormal status: %s\n", USBDEVNAME(sc->sc_dev), 875 usbd_errstr(status))); 876 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 877 return; 878 } 879 880 DPRINTF(("%s: uplcom status = %02x\n", USBDEVNAME(sc->sc_dev), buf[8])); 881 882 sc->sc_lsr = sc->sc_msr = 0; 883 pstatus = buf[8]; 884 if (ISSET(pstatus, RSAQ_STATUS_DSR)) 885 sc->sc_msr |= UMSR_DSR; 886 if (ISSET(pstatus, RSAQ_STATUS_DCD)) 887 sc->sc_msr |= UMSR_DCD; 888 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 889 } 890 891 void 892 uplcom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 893 { 894 struct uplcom_softc *sc = addr; 895 896 DPRINTF(("uplcom_get_status:\n")); 897 898 if (lsr != NULL) 899 *lsr = sc->sc_lsr; 900 if (msr != NULL) 901 *msr = sc->sc_msr; 902 } 903 904 #if TODO 905 int 906 uplcom_ioctl(void *addr, int portno, u_long cmd, void *data, int flag, 907 usb_proc_ptr p) 908 { 909 struct uplcom_softc *sc = addr; 910 int error = 0; 911 912 if (sc->sc_dying) 913 return (EIO); 914 915 DPRINTF(("uplcom_ioctl: cmd=0x%08lx\n", cmd)); 916 917 switch (cmd) { 918 case TIOCNOTTY: 919 case TIOCMGET: 920 case TIOCMSET: 921 case USB_GET_CM_OVER_DATA: 922 case USB_SET_CM_OVER_DATA: 923 break; 924 925 default: 926 DPRINTF(("uplcom_ioctl: unknown\n")); 927 error = ENOTTY; 928 break; 929 } 930 931 return (error); 932 } 933 #endif 934