1 /* $NetBSD: uplcom.c,v 1.63 2008/04/05 16:35:35 cegger 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 1.63 2008/04/05 16:35:35 cegger 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/ucomvar.h> 68 69 #ifdef UPLCOM_DEBUG 70 #define DPRINTFN(n, x) if (uplcomdebug > (n)) logprintf x 71 int uplcomdebug = 0; 72 #else 73 #define DPRINTFN(n, x) 74 #endif 75 #define DPRINTF(x) DPRINTFN(0, x) 76 77 #define UPLCOM_CONFIG_INDEX 0 78 #define UPLCOM_IFACE_INDEX 0 79 #define UPLCOM_SECOND_IFACE_INDEX 1 80 81 #define UPLCOM_SET_REQUEST 0x01 82 #define UPLCOM_SET_CRTSCTS_0 0x41 83 #define UPLCOM_SET_CRTSCTS_HX 0x61 84 #define RSAQ_STATUS_DSR 0x02 85 #define RSAQ_STATUS_DCD 0x01 86 87 enum pl2303_type { 88 UPLCOM_TYPE_0, 89 UPLCOM_TYPE_HX, 90 }; 91 92 struct uplcom_softc { 93 USBBASEDEVICE sc_dev; /* base device */ 94 usbd_device_handle sc_udev; /* USB device */ 95 usbd_interface_handle sc_iface; /* interface */ 96 int sc_iface_number; /* interface number */ 97 98 usbd_interface_handle sc_intr_iface; /* interrupt interface */ 99 int sc_intr_number; /* interrupt number */ 100 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 101 u_char *sc_intr_buf; /* interrupt buffer */ 102 int sc_isize; 103 104 usb_cdc_line_state_t sc_line_state; /* current line state */ 105 int sc_dtr; /* current DTR state */ 106 int sc_rts; /* current RTS state */ 107 108 device_ptr_t sc_subdev; /* ucom device */ 109 110 u_char sc_dying; /* disconnecting */ 111 112 u_char sc_lsr; /* Local status register */ 113 u_char sc_msr; /* uplcom status register */ 114 115 enum pl2303_type sc_type; /* PL2303 chip type */ 116 }; 117 118 /* 119 * These are the maximum number of bytes transferred per frame. 120 * The output buffer size cannot be increased due to the size encoding. 121 */ 122 #define UPLCOMIBUFSIZE 256 123 #define UPLCOMOBUFSIZE 256 124 125 Static usbd_status uplcom_reset(struct uplcom_softc *); 126 Static usbd_status uplcom_set_line_coding(struct uplcom_softc *sc, 127 usb_cdc_line_state_t *state); 128 Static usbd_status uplcom_set_crtscts(struct uplcom_softc *); 129 Static void uplcom_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 130 131 Static void uplcom_set(void *, int, int, int); 132 Static void uplcom_dtr(struct uplcom_softc *, int); 133 Static void uplcom_rts(struct uplcom_softc *, int); 134 Static void uplcom_break(struct uplcom_softc *, int); 135 Static void uplcom_set_line_state(struct uplcom_softc *); 136 Static void uplcom_get_status(void *, int portno, u_char *lsr, u_char *msr); 137 #if TODO 138 Static int uplcom_ioctl(void *, int, u_long, void *, int, usb_proc_ptr ); 139 #endif 140 Static int uplcom_param(void *, int, struct termios *); 141 Static int uplcom_open(void *, int); 142 Static void uplcom_close(void *, int); 143 Static usbd_status uplcom_vendor_control_write(usbd_device_handle, u_int16_t, u_int16_t); 144 145 struct ucom_methods uplcom_methods = { 146 uplcom_get_status, 147 uplcom_set, 148 uplcom_param, 149 NULL, /* uplcom_ioctl, TODO */ 150 uplcom_open, 151 uplcom_close, 152 NULL, 153 NULL, 154 }; 155 156 static const struct uplcom_type { 157 struct usb_devno uplcom_dev; 158 int32_t release; 159 enum pl2303_type chiptype; 160 } uplcom_devs[] = { 161 /* I/O DATA USB-RSAQ2 */ 162 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_RSAQ2 }, 163 -1, UPLCOM_TYPE_0 }, 164 /* I/O DATA USB-RSAQ3 */ 165 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_RSAQ3 }, 166 -1, UPLCOM_TYPE_HX }, 167 /* I/O DATA USB-RSAQ */ 168 { { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBRSAQ }, 169 -1, UPLCOM_TYPE_0 }, 170 /* I/O DATA USB-RSAQ5 */ 171 { { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBRSAQ5 }, 172 -1, UPLCOM_TYPE_HX }, 173 /* PLANEX USB-RS232 URS-03 */ 174 { { USB_VENDOR_ATEN, USB_PRODUCT_ATEN_UC232A }, 175 -1, UPLCOM_TYPE_0 }, 176 /* TrendNet TU-S9 */ 177 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303 }, 178 0x400, UPLCOM_TYPE_HX }, 179 /* ST Lab USB-SERIAL-4 */ 180 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303 }, 181 0x300, UPLCOM_TYPE_HX }, 182 /* IOGEAR/ATEN UC-232A */ 183 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303 }, 184 -1, UPLCOM_TYPE_0 }, 185 /* SMART Technologies USB to serial */ 186 { { USB_VENDOR_PROLIFIC2, USB_PRODUCT_PROLIFIC2_PL2303 }, 187 -1, UPLCOM_TYPE_HX }, 188 /* IOGEAR/ATENTRIPPLITE */ 189 { { USB_VENDOR_TRIPPLITE, USB_PRODUCT_TRIPPLITE_U209 }, 190 0x300, UPLCOM_TYPE_HX }, 191 { { USB_VENDOR_TRIPPLITE, USB_PRODUCT_TRIPPLITE_U209 }, 192 -1, UPLCOM_TYPE_0 }, 193 /* ELECOM UC-SGT */ 194 { { USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_UCSGT }, 195 -1, UPLCOM_TYPE_0 }, 196 /* ELECOM UC-SGT0 */ 197 { { USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_UCSGT0 }, 198 -1, UPLCOM_TYPE_0 }, 199 /* Panasonic 50" Touch Panel */ 200 { { USB_VENDOR_PANASONIC, USB_PRODUCT_PANASONIC_TYTP50P6S }, 201 -1, UPLCOM_TYPE_0 }, 202 /* RATOC REX-USB60 */ 203 { { USB_VENDOR_RATOC, USB_PRODUCT_RATOC_REXUSB60 }, 204 -1, UPLCOM_TYPE_0 }, 205 /* TDK USB-PHS Adapter UHA6400 */ 206 { { USB_VENDOR_TDK, USB_PRODUCT_TDK_UHA6400 }, 207 -1, UPLCOM_TYPE_0 }, 208 /* TDK USB-PDC Adapter UPA9664 */ 209 { { USB_VENDOR_TDK, USB_PRODUCT_TDK_UPA9664 }, 210 -1, UPLCOM_TYPE_0 }, 211 /* Sony Ericsson USB Cable */ 212 { { USB_VENDOR_SUSTEEN, USB_PRODUCT_SUSTEEN_DCU10 }, 213 -1, UPLCOM_TYPE_0 }, 214 /* SOURCENEXT KeikaiDenwa 8 */ 215 { { USB_VENDOR_SOURCENEXT, USB_PRODUCT_SOURCENEXT_KEIKAI8 }, 216 -1, UPLCOM_TYPE_0 }, 217 /* SOURCENEXT KeikaiDenwa 8 with charger */ 218 { { USB_VENDOR_SOURCENEXT, USB_PRODUCT_SOURCENEXT_KEIKAI8_CHG }, 219 -1, UPLCOM_TYPE_0 }, 220 /* HAL Corporation Crossam2+USB */ 221 { { USB_VENDOR_HAL, USB_PRODUCT_HAL_IMR001 }, 222 -1, UPLCOM_TYPE_0 }, 223 /* Sitecom USB to serial cable */ 224 { { USB_VENDOR_SITECOM, USB_PRODUCT_SITECOM_CN104 }, 225 -1, UPLCOM_TYPE_0 }, 226 /* Pharos USB GPS - Microsoft version */ 227 { { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303X }, 228 -1, UPLCOM_TYPE_0 }, 229 /* Willcom WS002IN (DD) */ 230 { { USB_VENDOR_NETINDEX, USB_PRODUCT_NETINDEX_WS002IN }, 231 -1, UPLCOM_TYPE_HX }, 232 }; 233 #define uplcom_lookup(v, p) usb_lookup(uplcom_devs, v, p) 234 235 int uplcom_match(device_t, struct cfdata *, void *); 236 void uplcom_attach(device_t, device_t, void *); 237 void uplcom_childdet(device_t, device_t); 238 int uplcom_detach(device_t, int); 239 int uplcom_activate(device_t, enum devact); 240 extern struct cfdriver uplcom_cd; 241 CFATTACH_DECL2(uplcom, sizeof(struct uplcom_softc), uplcom_match, 242 uplcom_attach, uplcom_detach, uplcom_activate, NULL, uplcom_childdet); 243 244 USB_MATCH(uplcom) 245 { 246 USB_MATCH_START(uplcom, uaa); 247 248 return (uplcom_lookup(uaa->vendor, uaa->product) != NULL ? 249 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 250 } 251 252 USB_ATTACH(uplcom) 253 { 254 USB_ATTACH_START(uplcom, 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 const char *devname = USBDEVNAME(sc->sc_dev); 261 usbd_status err; 262 int i; 263 struct ucom_attach_args uca; 264 265 devinfop = usbd_devinfo_alloc(dev, 0); 266 USB_ATTACH_SETUP; 267 printf("%s: %s\n", devname, devinfop); 268 usbd_devinfo_free(devinfop); 269 270 sc->sc_udev = dev; 271 272 DPRINTF(("\n\nuplcom attach: sc=%p\n", sc)); 273 274 /* initialize endpoints */ 275 uca.bulkin = uca.bulkout = -1; 276 sc->sc_intr_number = -1; 277 sc->sc_intr_pipe = NULL; 278 279 /* Move the device into the configured state. */ 280 err = usbd_set_config_index(dev, UPLCOM_CONFIG_INDEX, 1); 281 if (err) { 282 printf("\n%s: failed to set configuration, err=%s\n", 283 devname, usbd_errstr(err)); 284 sc->sc_dying = 1; 285 USB_ATTACH_ERROR_RETURN; 286 } 287 288 /* determine chip type */ 289 for (i = 0; uplcom_devs[i].uplcom_dev.ud_vendor != 0; i++) { 290 if (uplcom_devs[i].uplcom_dev.ud_vendor == uaa->vendor && 291 uplcom_devs[i].uplcom_dev.ud_product == uaa->product && 292 (uplcom_devs[i].release == uaa->release || 293 uplcom_devs[i].release == -1)) { 294 sc->sc_type = uplcom_devs[i].chiptype; 295 break; 296 } 297 } 298 299 #ifdef USB_DEBUG 300 /* print the chip type */ 301 if (sc->sc_type == UPLCOM_TYPE_HX) { 302 DPRINTF(("uplcom_attach: chiptype HX\n")); 303 } else { 304 DPRINTF(("uplcom_attach: chiptype 0\n")); 305 } 306 #endif 307 308 /* Move the device into the configured state. */ 309 err = usbd_set_config_index(dev, UPLCOM_CONFIG_INDEX, 1); 310 if (err) { 311 printf("%s: failed to set configuration: %s\n", 312 devname, usbd_errstr(err)); 313 sc->sc_dying = 1; 314 USB_ATTACH_ERROR_RETURN; 315 } 316 317 /* get the config descriptor */ 318 cdesc = usbd_get_config_descriptor(sc->sc_udev); 319 320 if (cdesc == NULL) { 321 printf("%s: failed to get configuration descriptor\n", 322 USBDEVNAME(sc->sc_dev)); 323 sc->sc_dying = 1; 324 USB_ATTACH_ERROR_RETURN; 325 } 326 327 /* get the (first/common) interface */ 328 err = usbd_device2interface_handle(dev, UPLCOM_IFACE_INDEX, 329 &sc->sc_iface); 330 if (err) { 331 printf("\n%s: failed to get interface, err=%s\n", 332 devname, usbd_errstr(err)); 333 sc->sc_dying = 1; 334 USB_ATTACH_ERROR_RETURN; 335 } 336 337 /* Find the interrupt endpoints */ 338 339 id = usbd_get_interface_descriptor(sc->sc_iface); 340 sc->sc_iface_number = id->bInterfaceNumber; 341 342 for (i = 0; i < id->bNumEndpoints; i++) { 343 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 344 if (ed == NULL) { 345 printf("%s: no endpoint descriptor for %d\n", 346 USBDEVNAME(sc->sc_dev), i); 347 sc->sc_dying = 1; 348 USB_ATTACH_ERROR_RETURN; 349 } 350 351 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 352 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 353 sc->sc_intr_number = ed->bEndpointAddress; 354 sc->sc_isize = UGETW(ed->wMaxPacketSize); 355 } 356 } 357 358 if (sc->sc_intr_number== -1) { 359 printf("%s: Could not find interrupt in\n", 360 USBDEVNAME(sc->sc_dev)); 361 sc->sc_dying = 1; 362 USB_ATTACH_ERROR_RETURN; 363 } 364 365 /* keep interface for interrupt */ 366 sc->sc_intr_iface = sc->sc_iface; 367 368 /* 369 * USB-RSAQ1 has two interface 370 * 371 * USB-RSAQ1 | USB-RSAQ2 372 * -----------------+----------------- 373 * Interface 0 |Interface 0 374 * Interrupt(0x81) | Interrupt(0x81) 375 * -----------------+ BulkIN(0x02) 376 * Interface 1 | BulkOUT(0x83) 377 * BulkIN(0x02) | 378 * BulkOUT(0x83) | 379 */ 380 if (cdesc->bNumInterface == 2) { 381 err = usbd_device2interface_handle(dev, 382 UPLCOM_SECOND_IFACE_INDEX, &sc->sc_iface); 383 if (err) { 384 printf("\n%s: failed to get second interface, err=%s\n", 385 devname, usbd_errstr(err)); 386 sc->sc_dying = 1; 387 USB_ATTACH_ERROR_RETURN; 388 } 389 } 390 391 /* Find the bulk{in,out} endpoints */ 392 393 id = usbd_get_interface_descriptor(sc->sc_iface); 394 sc->sc_iface_number = id->bInterfaceNumber; 395 396 for (i = 0; i < id->bNumEndpoints; i++) { 397 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 398 if (ed == NULL) { 399 printf("%s: no endpoint descriptor for %d\n", 400 USBDEVNAME(sc->sc_dev), i); 401 sc->sc_dying = 1; 402 USB_ATTACH_ERROR_RETURN; 403 } 404 405 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 406 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 407 uca.bulkin = ed->bEndpointAddress; 408 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 409 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 410 uca.bulkout = ed->bEndpointAddress; 411 } 412 } 413 414 if (uca.bulkin == -1) { 415 printf("%s: Could not find data bulk in\n", 416 USBDEVNAME(sc->sc_dev)); 417 sc->sc_dying = 1; 418 USB_ATTACH_ERROR_RETURN; 419 } 420 421 if (uca.bulkout == -1) { 422 printf("%s: Could not find data bulk out\n", 423 USBDEVNAME(sc->sc_dev)); 424 sc->sc_dying = 1; 425 USB_ATTACH_ERROR_RETURN; 426 } 427 428 sc->sc_dtr = sc->sc_rts = -1; 429 uca.portno = UCOM_UNK_PORTNO; 430 /* bulkin, bulkout set above */ 431 uca.ibufsize = UPLCOMIBUFSIZE; 432 uca.obufsize = UPLCOMOBUFSIZE; 433 uca.ibufsizepad = UPLCOMIBUFSIZE; 434 uca.opkthdrlen = 0; 435 uca.device = dev; 436 uca.iface = sc->sc_iface; 437 uca.methods = &uplcom_methods; 438 uca.arg = sc; 439 uca.info = NULL; 440 441 err = uplcom_reset(sc); 442 443 if (err) { 444 printf("%s: reset failed, %s\n", USBDEVNAME(sc->sc_dev), 445 usbd_errstr(err)); 446 sc->sc_dying = 1; 447 USB_ATTACH_ERROR_RETURN; 448 } 449 450 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 451 USBDEV(sc->sc_dev)); 452 453 DPRINTF(("uplcom: in=0x%x out=0x%x intr=0x%x\n", 454 uca.bulkin, uca.bulkout, sc->sc_intr_number )); 455 sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca, 456 ucomprint, ucomsubmatch); 457 458 USB_ATTACH_SUCCESS_RETURN; 459 } 460 461 void 462 uplcom_childdet(device_t self, device_t child) 463 { 464 struct uplcom_softc *sc = device_private(self); 465 466 KASSERT(sc->sc_subdev == child); 467 sc->sc_subdev = NULL; 468 } 469 470 USB_DETACH(uplcom) 471 { 472 USB_DETACH_START(uplcom, sc); 473 int rv = 0; 474 475 DPRINTF(("uplcom_detach: sc=%p flags=%d\n", sc, flags)); 476 477 if (sc->sc_intr_pipe != NULL) { 478 usbd_abort_pipe(sc->sc_intr_pipe); 479 usbd_close_pipe(sc->sc_intr_pipe); 480 free(sc->sc_intr_buf, M_USBDEV); 481 sc->sc_intr_pipe = NULL; 482 } 483 484 sc->sc_dying = 1; 485 if (sc->sc_subdev != NULL) 486 rv = config_detach(sc->sc_subdev, flags); 487 488 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 489 USBDEV(sc->sc_dev)); 490 491 return (rv); 492 } 493 494 int 495 uplcom_activate(device_t self, enum devact act) 496 { 497 struct uplcom_softc *sc = device_private(self); 498 int rv = 0; 499 500 switch (act) { 501 case DVACT_ACTIVATE: 502 return (EOPNOTSUPP); 503 504 case DVACT_DEACTIVATE: 505 if (sc->sc_subdev != NULL) 506 rv = config_deactivate(sc->sc_subdev); 507 sc->sc_dying = 1; 508 break; 509 } 510 return (rv); 511 } 512 513 usbd_status 514 uplcom_reset(struct uplcom_softc *sc) 515 { 516 usb_device_request_t req; 517 usbd_status err; 518 519 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 520 req.bRequest = UPLCOM_SET_REQUEST; 521 USETW(req.wValue, 0); 522 USETW(req.wIndex, sc->sc_iface_number); 523 USETW(req.wLength, 0); 524 525 err = usbd_do_request(sc->sc_udev, &req, 0); 526 if (err) 527 return (EIO); 528 529 return (0); 530 } 531 532 struct pl2303x_init { 533 uint8_t req_type; 534 uint8_t request; 535 uint16_t value; 536 uint16_t index; 537 uint16_t length; 538 }; 539 540 static const struct pl2303x_init pl2303x[] = { 541 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 0 }, 542 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x0404, 0, 0 }, 543 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 0 }, 544 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8383, 0, 0 }, 545 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 0 }, 546 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x0404, 1, 0 }, 547 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 0 }, 548 { UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8383, 0, 0 }, 549 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0, 1, 0 }, 550 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 1, 0, 0 }, 551 { UT_WRITE_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 2, 0x44, 0 } 552 }; 553 #define N_PL2302X_INIT (sizeof(pl2303x)/sizeof(pl2303x[0])) 554 555 static usbd_status 556 uplcom_pl2303x_init(struct uplcom_softc *sc) 557 { 558 usb_device_request_t req; 559 usbd_status err; 560 int i; 561 562 for (i = 0; i < N_PL2302X_INIT; i++) { 563 req.bmRequestType = pl2303x[i].req_type; 564 req.bRequest = pl2303x[i].request; 565 USETW(req.wValue, pl2303x[i].value); 566 USETW(req.wIndex, pl2303x[i].index); 567 USETW(req.wLength, pl2303x[i].length); 568 569 err = usbd_do_request(sc->sc_udev, &req, 0); 570 if (err) { 571 printf("%s: uplcom_pl2303x_init failed: %s\n", 572 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 573 return (EIO); 574 } 575 } 576 577 return (0); 578 } 579 580 void 581 uplcom_set_line_state(struct uplcom_softc *sc) 582 { 583 usb_device_request_t req; 584 int ls; 585 586 /* make sure we have initialized state for sc_dtr and sc_rts */ 587 if (sc->sc_dtr == -1) 588 sc->sc_dtr = 0; 589 if (sc->sc_rts == -1) 590 sc->sc_rts = 0; 591 592 ls = (sc->sc_dtr ? UCDC_LINE_DTR : 0) | 593 (sc->sc_rts ? UCDC_LINE_RTS : 0); 594 595 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 596 req.bRequest = UCDC_SET_CONTROL_LINE_STATE; 597 USETW(req.wValue, ls); 598 USETW(req.wIndex, sc->sc_iface_number); 599 USETW(req.wLength, 0); 600 601 (void)usbd_do_request(sc->sc_udev, &req, 0); 602 } 603 604 void 605 uplcom_set(void *addr, int portno, int reg, int onoff) 606 { 607 struct uplcom_softc *sc = addr; 608 609 switch (reg) { 610 case UCOM_SET_DTR: 611 uplcom_dtr(sc, onoff); 612 break; 613 case UCOM_SET_RTS: 614 uplcom_rts(sc, onoff); 615 break; 616 case UCOM_SET_BREAK: 617 uplcom_break(sc, onoff); 618 break; 619 default: 620 break; 621 } 622 } 623 624 void 625 uplcom_dtr(struct uplcom_softc *sc, int onoff) 626 { 627 628 DPRINTF(("uplcom_dtr: onoff=%d\n", onoff)); 629 630 if (sc->sc_dtr != -1 && !sc->sc_dtr == !onoff) 631 return; 632 633 sc->sc_dtr = !!onoff; 634 635 uplcom_set_line_state(sc); 636 } 637 638 void 639 uplcom_rts(struct uplcom_softc *sc, int onoff) 640 { 641 DPRINTF(("uplcom_rts: onoff=%d\n", onoff)); 642 643 if (sc->sc_rts != -1 && !sc->sc_rts == !onoff) 644 return; 645 646 sc->sc_rts = !!onoff; 647 648 uplcom_set_line_state(sc); 649 } 650 651 void 652 uplcom_break(struct uplcom_softc *sc, int onoff) 653 { 654 usb_device_request_t req; 655 656 DPRINTF(("uplcom_break: onoff=%d\n", onoff)); 657 658 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 659 req.bRequest = UCDC_SEND_BREAK; 660 USETW(req.wValue, onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF); 661 USETW(req.wIndex, sc->sc_iface_number); 662 USETW(req.wLength, 0); 663 664 (void)usbd_do_request(sc->sc_udev, &req, 0); 665 } 666 667 usbd_status 668 uplcom_set_crtscts(struct uplcom_softc *sc) 669 { 670 usb_device_request_t req; 671 usbd_status err; 672 673 DPRINTF(("uplcom_set_crtscts: on\n")); 674 675 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 676 req.bRequest = UPLCOM_SET_REQUEST; 677 USETW(req.wValue, 0); 678 if (sc->sc_type == UPLCOM_TYPE_HX) 679 USETW(req.wIndex, UPLCOM_SET_CRTSCTS_HX); 680 else 681 USETW(req.wIndex, UPLCOM_SET_CRTSCTS_0); 682 USETW(req.wLength, 0); 683 684 err = usbd_do_request(sc->sc_udev, &req, 0); 685 if (err) { 686 DPRINTF(("uplcom_set_crtscts: failed, err=%s\n", 687 usbd_errstr(err))); 688 return (err); 689 } 690 691 return (USBD_NORMAL_COMPLETION); 692 } 693 694 usbd_status 695 uplcom_set_line_coding(struct uplcom_softc *sc, usb_cdc_line_state_t *state) 696 { 697 usb_device_request_t req; 698 usbd_status err; 699 700 DPRINTF(("uplcom_set_line_coding: rate=%d fmt=%d parity=%d bits=%d\n", 701 UGETDW(state->dwDTERate), state->bCharFormat, 702 state->bParityType, state->bDataBits)); 703 704 if (memcmp(state, &sc->sc_line_state, UCDC_LINE_STATE_LENGTH) == 0) { 705 DPRINTF(("uplcom_set_line_coding: already set\n")); 706 return (USBD_NORMAL_COMPLETION); 707 } 708 709 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 710 req.bRequest = UCDC_SET_LINE_CODING; 711 USETW(req.wValue, 0); 712 USETW(req.wIndex, sc->sc_iface_number); 713 USETW(req.wLength, UCDC_LINE_STATE_LENGTH); 714 715 err = usbd_do_request(sc->sc_udev, &req, state); 716 if (err) { 717 DPRINTF(("uplcom_set_line_coding: failed, err=%s\n", 718 usbd_errstr(err))); 719 return (err); 720 } 721 722 sc->sc_line_state = *state; 723 724 return (USBD_NORMAL_COMPLETION); 725 } 726 727 int 728 uplcom_param(void *addr, int portno, struct termios *t) 729 { 730 struct uplcom_softc *sc = addr; 731 usbd_status err; 732 usb_cdc_line_state_t ls; 733 734 DPRINTF(("uplcom_param: sc=%p\n", sc)); 735 736 USETDW(ls.dwDTERate, t->c_ospeed); 737 if (ISSET(t->c_cflag, CSTOPB)) 738 ls.bCharFormat = UCDC_STOP_BIT_2; 739 else 740 ls.bCharFormat = UCDC_STOP_BIT_1; 741 if (ISSET(t->c_cflag, PARENB)) { 742 if (ISSET(t->c_cflag, PARODD)) 743 ls.bParityType = UCDC_PARITY_ODD; 744 else 745 ls.bParityType = UCDC_PARITY_EVEN; 746 } else 747 ls.bParityType = UCDC_PARITY_NONE; 748 switch (ISSET(t->c_cflag, CSIZE)) { 749 case CS5: 750 ls.bDataBits = 5; 751 break; 752 case CS6: 753 ls.bDataBits = 6; 754 break; 755 case CS7: 756 ls.bDataBits = 7; 757 break; 758 case CS8: 759 ls.bDataBits = 8; 760 break; 761 } 762 763 err = uplcom_set_line_coding(sc, &ls); 764 if (err) { 765 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 766 return (EIO); 767 } 768 769 if (ISSET(t->c_cflag, CRTSCTS)) 770 uplcom_set_crtscts(sc); 771 772 if (sc->sc_rts == -1 || sc->sc_dtr == -1) 773 uplcom_set_line_state(sc); 774 775 if (err) { 776 DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err))); 777 return (EIO); 778 } 779 780 return (0); 781 } 782 783 Static usbd_status 784 uplcom_vendor_control_write(usbd_device_handle dev, u_int16_t value, u_int16_t index) 785 { 786 usb_device_request_t req; 787 usbd_status err; 788 789 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 790 req.bRequest = UPLCOM_SET_REQUEST; 791 USETW(req.wValue, value); 792 USETW(req.wIndex, index); 793 USETW(req.wLength, 0); 794 795 err = usbd_do_request(dev, &req, NULL); 796 797 if (err) { 798 DPRINTF(("uplcom_open: vendor write failed, err=%s (%d)\n", 799 usbd_errstr(err), err)); 800 } 801 802 return err; 803 } 804 805 int 806 uplcom_open(void *addr, int portno) 807 { 808 struct uplcom_softc *sc = addr; 809 usbd_status err; 810 811 if (sc->sc_dying) 812 return (EIO); 813 814 DPRINTF(("uplcom_open: sc=%p\n", sc)); 815 816 /* Some unknown device frobbing. */ 817 if (sc->sc_type == UPLCOM_TYPE_HX) 818 uplcom_vendor_control_write(sc->sc_udev, 2, 0x44); 819 else 820 uplcom_vendor_control_write(sc->sc_udev, 2, 0x24); 821 822 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 823 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 824 err = usbd_open_pipe_intr(sc->sc_intr_iface, sc->sc_intr_number, 825 USBD_SHORT_XFER_OK, &sc->sc_intr_pipe, sc, 826 sc->sc_intr_buf, sc->sc_isize, 827 uplcom_intr, USBD_DEFAULT_INTERVAL); 828 if (err) { 829 DPRINTF(("%s: cannot open interrupt pipe (addr %d)\n", 830 USBDEVNAME(sc->sc_dev), sc->sc_intr_number)); 831 return (EIO); 832 } 833 } 834 835 if (sc->sc_type == UPLCOM_TYPE_HX) 836 return (uplcom_pl2303x_init(sc)); 837 838 return (0); 839 } 840 841 void 842 uplcom_close(void *addr, int portno) 843 { 844 struct uplcom_softc *sc = addr; 845 int err; 846 847 if (sc->sc_dying) 848 return; 849 850 DPRINTF(("uplcom_close: close\n")); 851 852 if (sc->sc_intr_pipe != NULL) { 853 err = usbd_abort_pipe(sc->sc_intr_pipe); 854 if (err) 855 printf("%s: abort interrupt pipe failed: %s\n", 856 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 857 err = usbd_close_pipe(sc->sc_intr_pipe); 858 if (err) 859 printf("%s: close interrupt pipe failed: %s\n", 860 USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 861 free(sc->sc_intr_buf, M_USBDEV); 862 sc->sc_intr_pipe = NULL; 863 } 864 } 865 866 void 867 uplcom_intr(usbd_xfer_handle xfer, usbd_private_handle priv, 868 usbd_status status) 869 { 870 struct uplcom_softc *sc = priv; 871 u_char *buf = sc->sc_intr_buf; 872 u_char pstatus; 873 874 if (sc->sc_dying) 875 return; 876 877 if (status != USBD_NORMAL_COMPLETION) { 878 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 879 return; 880 881 DPRINTF(("%s: abnormal status: %s\n", USBDEVNAME(sc->sc_dev), 882 usbd_errstr(status))); 883 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 884 return; 885 } 886 887 DPRINTF(("%s: uplcom status = %02x\n", USBDEVNAME(sc->sc_dev), buf[8])); 888 889 sc->sc_lsr = sc->sc_msr = 0; 890 pstatus = buf[8]; 891 if (ISSET(pstatus, RSAQ_STATUS_DSR)) 892 sc->sc_msr |= UMSR_DSR; 893 if (ISSET(pstatus, RSAQ_STATUS_DCD)) 894 sc->sc_msr |= UMSR_DCD; 895 ucom_status_change((struct ucom_softc *) sc->sc_subdev); 896 } 897 898 void 899 uplcom_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 900 { 901 struct uplcom_softc *sc = addr; 902 903 DPRINTF(("uplcom_get_status:\n")); 904 905 if (lsr != NULL) 906 *lsr = sc->sc_lsr; 907 if (msr != NULL) 908 *msr = sc->sc_msr; 909 } 910 911 #if TODO 912 int 913 uplcom_ioctl(void *addr, int portno, u_long cmd, void *data, int flag, 914 usb_proc_ptr p) 915 { 916 struct uplcom_softc *sc = addr; 917 int error = 0; 918 919 if (sc->sc_dying) 920 return (EIO); 921 922 DPRINTF(("uplcom_ioctl: cmd=0x%08lx\n", cmd)); 923 924 switch (cmd) { 925 case TIOCNOTTY: 926 case TIOCMGET: 927 case TIOCMSET: 928 case USB_GET_CM_OVER_DATA: 929 case USB_SET_CM_OVER_DATA: 930 break; 931 932 default: 933 DPRINTF(("uplcom_ioctl: unknown\n")); 934 error = ENOTTY; 935 break; 936 } 937 938 return (error); 939 } 940 #endif 941