uvscom.c revision 194677
1184610Salfred/* $NetBSD: usb/uvscom.c,v 1.1 2002/03/19 15:08:42 augustss Exp $ */ 2184610Salfred 3184610Salfred#include <sys/cdefs.h> 4184610Salfred__FBSDID("$FreeBSD: head/sys/dev/usb/serial/uvscom.c 194677 2009-06-23 02:19:59Z thompsa $"); 5184610Salfred 6184610Salfred/*- 7184610Salfred * Copyright (c) 2001-2003, 2005 Shunsuke Akiyama <akiyama@jp.FreeBSD.org>. 8184610Salfred * All rights reserved. 9184610Salfred * 10184610Salfred * Redistribution and use in source and binary forms, with or without 11184610Salfred * modification, are permitted provided that the following conditions 12184610Salfred * are met: 13184610Salfred * 1. Redistributions of source code must retain the above copyright 14184610Salfred * notice, this list of conditions and the following disclaimer. 15184610Salfred * 2. Redistributions in binary form must reproduce the above copyright 16184610Salfred * notice, this list of conditions and the following disclaimer in the 17184610Salfred * documentation and/or other materials provided with the distribution. 18184610Salfred * 19184610Salfred * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20184610Salfred * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21184610Salfred * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22184610Salfred * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23184610Salfred * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24184610Salfred * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25184610Salfred * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26184610Salfred * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27184610Salfred * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28184610Salfred * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29184610Salfred * SUCH DAMAGE. 30184610Salfred * 31184610Salfred */ 32184610Salfred 33184610Salfred/* 34184610Salfred * uvscom: SUNTAC Slipper U VS-10U driver. 35184610Salfred * Slipper U is a PC Card to USB converter for data communication card 36184610Salfred * adapter. It supports DDI Pocket's Air H" C@rd, C@rd H" 64, NTT's P-in, 37184610Salfred * P-in m@ater and various data communication card adapters. 38184610Salfred */ 39184610Salfred 40194677Sthompsa#include <sys/stdint.h> 41194677Sthompsa#include <sys/stddef.h> 42194677Sthompsa#include <sys/param.h> 43194677Sthompsa#include <sys/queue.h> 44194677Sthompsa#include <sys/types.h> 45194677Sthompsa#include <sys/systm.h> 46194677Sthompsa#include <sys/kernel.h> 47194677Sthompsa#include <sys/bus.h> 48194677Sthompsa#include <sys/linker_set.h> 49194677Sthompsa#include <sys/module.h> 50194677Sthompsa#include <sys/lock.h> 51194677Sthompsa#include <sys/mutex.h> 52194677Sthompsa#include <sys/condvar.h> 53194677Sthompsa#include <sys/sysctl.h> 54194677Sthompsa#include <sys/sx.h> 55194677Sthompsa#include <sys/unistd.h> 56194677Sthompsa#include <sys/callout.h> 57194677Sthompsa#include <sys/malloc.h> 58194677Sthompsa#include <sys/priv.h> 59194677Sthompsa 60194677Sthompsa#include <dev/usb/usb.h> 61194677Sthompsa#include <dev/usb/usbdi.h> 62194677Sthompsa#include <dev/usb/usbdi_util.h> 63188746Sthompsa#include "usbdevs.h" 64184610Salfred 65184610Salfred#define USB_DEBUG_VAR uvscom_debug 66188942Sthompsa#include <dev/usb/usb_debug.h> 67188942Sthompsa#include <dev/usb/usb_process.h> 68184610Salfred 69188942Sthompsa#include <dev/usb/serial/usb_serial.h> 70184610Salfred 71184610Salfred#if USB_DEBUG 72184610Salfredstatic int uvscom_debug = 0; 73184610Salfred 74192502SthompsaSYSCTL_NODE(_hw_usb, OID_AUTO, uvscom, CTLFLAG_RW, 0, "USB uvscom"); 75192502SthompsaSYSCTL_INT(_hw_usb_uvscom, OID_AUTO, debug, CTLFLAG_RW, 76184610Salfred &uvscom_debug, 0, "Debug level"); 77184610Salfred#endif 78184610Salfred 79184610Salfred#define UVSCOM_MODVER 1 /* module version */ 80184610Salfred 81184610Salfred#define UVSCOM_CONFIG_INDEX 0 82184610Salfred#define UVSCOM_IFACE_INDEX 0 83184610Salfred 84184610Salfred/* Request */ 85184610Salfred#define UVSCOM_SET_SPEED 0x10 86184610Salfred#define UVSCOM_LINE_CTL 0x11 87184610Salfred#define UVSCOM_SET_PARAM 0x12 88184610Salfred#define UVSCOM_READ_STATUS 0xd0 89184610Salfred#define UVSCOM_SHUTDOWN 0xe0 90184610Salfred 91184610Salfred/* UVSCOM_SET_SPEED parameters */ 92184610Salfred#define UVSCOM_SPEED_150BPS 0x00 93184610Salfred#define UVSCOM_SPEED_300BPS 0x01 94184610Salfred#define UVSCOM_SPEED_600BPS 0x02 95184610Salfred#define UVSCOM_SPEED_1200BPS 0x03 96184610Salfred#define UVSCOM_SPEED_2400BPS 0x04 97184610Salfred#define UVSCOM_SPEED_4800BPS 0x05 98184610Salfred#define UVSCOM_SPEED_9600BPS 0x06 99184610Salfred#define UVSCOM_SPEED_19200BPS 0x07 100184610Salfred#define UVSCOM_SPEED_38400BPS 0x08 101184610Salfred#define UVSCOM_SPEED_57600BPS 0x09 102184610Salfred#define UVSCOM_SPEED_115200BPS 0x0a 103184610Salfred 104184610Salfred/* UVSCOM_LINE_CTL parameters */ 105184610Salfred#define UVSCOM_BREAK 0x40 106184610Salfred#define UVSCOM_RTS 0x02 107184610Salfred#define UVSCOM_DTR 0x01 108184610Salfred#define UVSCOM_LINE_INIT 0x08 109184610Salfred 110184610Salfred/* UVSCOM_SET_PARAM parameters */ 111184610Salfred#define UVSCOM_DATA_MASK 0x03 112184610Salfred#define UVSCOM_DATA_BIT_8 0x03 113184610Salfred#define UVSCOM_DATA_BIT_7 0x02 114184610Salfred#define UVSCOM_DATA_BIT_6 0x01 115184610Salfred#define UVSCOM_DATA_BIT_5 0x00 116184610Salfred 117184610Salfred#define UVSCOM_STOP_MASK 0x04 118184610Salfred#define UVSCOM_STOP_BIT_2 0x04 119184610Salfred#define UVSCOM_STOP_BIT_1 0x00 120184610Salfred 121184610Salfred#define UVSCOM_PARITY_MASK 0x18 122184610Salfred#define UVSCOM_PARITY_EVEN 0x18 123184610Salfred#define UVSCOM_PARITY_ODD 0x08 124184610Salfred#define UVSCOM_PARITY_NONE 0x00 125184610Salfred 126184610Salfred/* Status bits */ 127184610Salfred#define UVSCOM_TXRDY 0x04 128184610Salfred#define UVSCOM_RXRDY 0x01 129184610Salfred 130184610Salfred#define UVSCOM_DCD 0x08 131184610Salfred#define UVSCOM_NOCARD 0x04 132184610Salfred#define UVSCOM_DSR 0x02 133184610Salfred#define UVSCOM_CTS 0x01 134184610Salfred#define UVSCOM_USTAT_MASK (UVSCOM_NOCARD | UVSCOM_DSR | UVSCOM_CTS) 135184610Salfred 136184610Salfred#define UVSCOM_BULK_BUF_SIZE 1024 /* bytes */ 137184610Salfred 138187259Sthompsaenum { 139187259Sthompsa UVSCOM_BULK_DT_WR, 140187259Sthompsa UVSCOM_BULK_DT_RD, 141187259Sthompsa UVSCOM_INTR_DT_RD, 142188413Sthompsa UVSCOM_N_TRANSFER, 143187259Sthompsa}; 144184610Salfred 145184610Salfredstruct uvscom_softc { 146192984Sthompsa struct ucom_super_softc sc_super_ucom; 147192984Sthompsa struct ucom_softc sc_ucom; 148184610Salfred 149192984Sthompsa struct usb_xfer *sc_xfer[UVSCOM_N_TRANSFER]; 150192984Sthompsa struct usb_device *sc_udev; 151189265Sthompsa struct mtx sc_mtx; 152184610Salfred 153184610Salfred uint16_t sc_line; /* line control register */ 154184610Salfred 155184610Salfred uint8_t sc_iface_no; /* interface number */ 156184610Salfred uint8_t sc_iface_index; /* interface index */ 157184610Salfred uint8_t sc_lsr; /* local status register */ 158184610Salfred uint8_t sc_msr; /* uvscom status register */ 159184610Salfred uint8_t sc_unit_status; /* unit status */ 160184610Salfred}; 161184610Salfred 162184610Salfred/* prototypes */ 163184610Salfred 164184610Salfredstatic device_probe_t uvscom_probe; 165184610Salfredstatic device_attach_t uvscom_attach; 166184610Salfredstatic device_detach_t uvscom_detach; 167184610Salfred 168193045Sthompsastatic usb_callback_t uvscom_write_callback; 169193045Sthompsastatic usb_callback_t uvscom_read_callback; 170193045Sthompsastatic usb_callback_t uvscom_intr_callback; 171184610Salfred 172192984Sthompsastatic void uvscom_cfg_set_dtr(struct ucom_softc *, uint8_t); 173192984Sthompsastatic void uvscom_cfg_set_rts(struct ucom_softc *, uint8_t); 174192984Sthompsastatic void uvscom_cfg_set_break(struct ucom_softc *, uint8_t); 175192984Sthompsastatic int uvscom_pre_param(struct ucom_softc *, struct termios *); 176192984Sthompsastatic void uvscom_cfg_param(struct ucom_softc *, struct termios *); 177192984Sthompsastatic int uvscom_pre_open(struct ucom_softc *); 178192984Sthompsastatic void uvscom_cfg_open(struct ucom_softc *); 179192984Sthompsastatic void uvscom_cfg_close(struct ucom_softc *); 180192984Sthompsastatic void uvscom_start_read(struct ucom_softc *); 181192984Sthompsastatic void uvscom_stop_read(struct ucom_softc *); 182192984Sthompsastatic void uvscom_start_write(struct ucom_softc *); 183192984Sthompsastatic void uvscom_stop_write(struct ucom_softc *); 184192984Sthompsastatic void uvscom_cfg_get_status(struct ucom_softc *, uint8_t *, 185185948Sthompsa uint8_t *); 186185948Sthompsastatic void uvscom_cfg_write(struct uvscom_softc *, uint8_t, uint16_t); 187185948Sthompsastatic uint16_t uvscom_cfg_read_status(struct uvscom_softc *); 188184610Salfred 189192984Sthompsastatic const struct usb_config uvscom_config[UVSCOM_N_TRANSFER] = { 190184610Salfred 191187259Sthompsa [UVSCOM_BULK_DT_WR] = { 192184610Salfred .type = UE_BULK, 193184610Salfred .endpoint = UE_ADDR_ANY, 194184610Salfred .direction = UE_DIR_OUT, 195190734Sthompsa .bufsize = UVSCOM_BULK_BUF_SIZE, 196190734Sthompsa .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 197190734Sthompsa .callback = &uvscom_write_callback, 198184610Salfred }, 199184610Salfred 200187259Sthompsa [UVSCOM_BULK_DT_RD] = { 201184610Salfred .type = UE_BULK, 202184610Salfred .endpoint = UE_ADDR_ANY, 203184610Salfred .direction = UE_DIR_IN, 204190734Sthompsa .bufsize = UVSCOM_BULK_BUF_SIZE, 205190734Sthompsa .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 206190734Sthompsa .callback = &uvscom_read_callback, 207184610Salfred }, 208184610Salfred 209187259Sthompsa [UVSCOM_INTR_DT_RD] = { 210184610Salfred .type = UE_INTERRUPT, 211184610Salfred .endpoint = UE_ADDR_ANY, 212184610Salfred .direction = UE_DIR_IN, 213190734Sthompsa .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 214190734Sthompsa .bufsize = 0, /* use wMaxPacketSize */ 215190734Sthompsa .callback = &uvscom_intr_callback, 216184610Salfred }, 217184610Salfred}; 218184610Salfred 219192984Sthompsastatic const struct ucom_callback uvscom_callback = { 220194228Sthompsa .ucom_cfg_get_status = &uvscom_cfg_get_status, 221194228Sthompsa .ucom_cfg_set_dtr = &uvscom_cfg_set_dtr, 222194228Sthompsa .ucom_cfg_set_rts = &uvscom_cfg_set_rts, 223194228Sthompsa .ucom_cfg_set_break = &uvscom_cfg_set_break, 224194228Sthompsa .ucom_cfg_param = &uvscom_cfg_param, 225194228Sthompsa .ucom_cfg_open = &uvscom_cfg_open, 226194228Sthompsa .ucom_cfg_close = &uvscom_cfg_close, 227194228Sthompsa .ucom_pre_open = &uvscom_pre_open, 228194228Sthompsa .ucom_pre_param = &uvscom_pre_param, 229194228Sthompsa .ucom_start_read = &uvscom_start_read, 230194228Sthompsa .ucom_stop_read = &uvscom_stop_read, 231194228Sthompsa .ucom_start_write = &uvscom_start_write, 232194228Sthompsa .ucom_stop_write = &uvscom_stop_write, 233184610Salfred}; 234184610Salfred 235192984Sthompsastatic const struct usb_device_id uvscom_devs[] = { 236184610Salfred /* SUNTAC U-Cable type A4 */ 237184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_AS144L4, 0)}, 238184610Salfred /* SUNTAC U-Cable type D2 */ 239184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_DS96L, 0)}, 240184610Salfred /* SUNTAC Ir-Trinity */ 241184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_IS96U, 0)}, 242184610Salfred /* SUNTAC U-Cable type P1 */ 243184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_PS64P1, 0)}, 244184610Salfred /* SUNTAC Slipper U */ 245184610Salfred {USB_VPI(USB_VENDOR_SUNTAC, USB_PRODUCT_SUNTAC_VS10U, 0)}, 246184610Salfred}; 247184610Salfred 248184610Salfredstatic device_method_t uvscom_methods[] = { 249184610Salfred DEVMETHOD(device_probe, uvscom_probe), 250184610Salfred DEVMETHOD(device_attach, uvscom_attach), 251184610Salfred DEVMETHOD(device_detach, uvscom_detach), 252184610Salfred {0, 0} 253184610Salfred}; 254184610Salfred 255184610Salfredstatic devclass_t uvscom_devclass; 256184610Salfred 257184610Salfredstatic driver_t uvscom_driver = { 258184610Salfred .name = "uvscom", 259184610Salfred .methods = uvscom_methods, 260184610Salfred .size = sizeof(struct uvscom_softc), 261184610Salfred}; 262184610Salfred 263189275SthompsaDRIVER_MODULE(uvscom, uhub, uvscom_driver, uvscom_devclass, NULL, 0); 264188942SthompsaMODULE_DEPEND(uvscom, ucom, 1, 1, 1); 265188942SthompsaMODULE_DEPEND(uvscom, usb, 1, 1, 1); 266184610SalfredMODULE_VERSION(uvscom, UVSCOM_MODVER); 267184610Salfred 268184610Salfredstatic int 269184610Salfreduvscom_probe(device_t dev) 270184610Salfred{ 271192984Sthompsa struct usb_attach_arg *uaa = device_get_ivars(dev); 272184610Salfred 273192499Sthompsa if (uaa->usb_mode != USB_MODE_HOST) { 274184610Salfred return (ENXIO); 275184610Salfred } 276184610Salfred if (uaa->info.bConfigIndex != UVSCOM_CONFIG_INDEX) { 277184610Salfred return (ENXIO); 278184610Salfred } 279184610Salfred if (uaa->info.bIfaceIndex != UVSCOM_IFACE_INDEX) { 280184610Salfred return (ENXIO); 281184610Salfred } 282194228Sthompsa return (usbd_lookup_id_by_uaa(uvscom_devs, sizeof(uvscom_devs), uaa)); 283184610Salfred} 284184610Salfred 285184610Salfredstatic int 286184610Salfreduvscom_attach(device_t dev) 287184610Salfred{ 288192984Sthompsa struct usb_attach_arg *uaa = device_get_ivars(dev); 289184610Salfred struct uvscom_softc *sc = device_get_softc(dev); 290184610Salfred int error; 291184610Salfred 292194228Sthompsa device_set_usb_desc(dev); 293189265Sthompsa mtx_init(&sc->sc_mtx, "uvscom", NULL, MTX_DEF); 294184610Salfred 295184610Salfred sc->sc_udev = uaa->device; 296184610Salfred 297184610Salfred DPRINTF("sc=%p\n", sc); 298184610Salfred 299184610Salfred sc->sc_iface_no = uaa->info.bIfaceNum; 300184610Salfred sc->sc_iface_index = UVSCOM_IFACE_INDEX; 301184610Salfred 302194228Sthompsa error = usbd_transfer_setup(uaa->device, &sc->sc_iface_index, 303189265Sthompsa sc->sc_xfer, uvscom_config, UVSCOM_N_TRANSFER, sc, &sc->sc_mtx); 304184610Salfred 305184610Salfred if (error) { 306184610Salfred DPRINTF("could not allocate all USB transfers!\n"); 307184610Salfred goto detach; 308184610Salfred } 309184610Salfred sc->sc_line = UVSCOM_LINE_INIT; 310184610Salfred 311184610Salfred /* clear stall at first run */ 312189265Sthompsa mtx_lock(&sc->sc_mtx); 313194677Sthompsa usbd_xfer_set_stall(sc->sc_xfer[UVSCOM_BULK_DT_WR]); 314194677Sthompsa usbd_xfer_set_stall(sc->sc_xfer[UVSCOM_BULK_DT_RD]); 315189265Sthompsa mtx_unlock(&sc->sc_mtx); 316184610Salfred 317194228Sthompsa error = ucom_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc, 318189265Sthompsa &uvscom_callback, &sc->sc_mtx); 319184610Salfred if (error) { 320184610Salfred goto detach; 321184610Salfred } 322184610Salfred /* start interrupt pipe */ 323189265Sthompsa mtx_lock(&sc->sc_mtx); 324194228Sthompsa usbd_transfer_start(sc->sc_xfer[UVSCOM_INTR_DT_RD]); 325189265Sthompsa mtx_unlock(&sc->sc_mtx); 326184610Salfred 327184610Salfred return (0); 328184610Salfred 329184610Salfreddetach: 330184610Salfred uvscom_detach(dev); 331184610Salfred return (ENXIO); 332184610Salfred} 333184610Salfred 334184610Salfredstatic int 335184610Salfreduvscom_detach(device_t dev) 336184610Salfred{ 337184610Salfred struct uvscom_softc *sc = device_get_softc(dev); 338184610Salfred 339184610Salfred DPRINTF("sc=%p\n", sc); 340184610Salfred 341184610Salfred /* stop interrupt pipe */ 342184610Salfred 343189265Sthompsa if (sc->sc_xfer[UVSCOM_INTR_DT_RD]) 344194228Sthompsa usbd_transfer_stop(sc->sc_xfer[UVSCOM_INTR_DT_RD]); 345189265Sthompsa 346194228Sthompsa ucom_detach(&sc->sc_super_ucom, &sc->sc_ucom, 1); 347194228Sthompsa usbd_transfer_unsetup(sc->sc_xfer, UVSCOM_N_TRANSFER); 348189265Sthompsa mtx_destroy(&sc->sc_mtx); 349184610Salfred 350184610Salfred return (0); 351184610Salfred} 352184610Salfred 353184610Salfredstatic void 354194677Sthompsauvscom_write_callback(struct usb_xfer *xfer, usb_error_t error) 355184610Salfred{ 356194677Sthompsa struct uvscom_softc *sc = usbd_xfer_softc(xfer); 357194677Sthompsa struct usb_page_cache *pc; 358184610Salfred uint32_t actlen; 359184610Salfred 360184610Salfred switch (USB_GET_STATE(xfer)) { 361184610Salfred case USB_ST_SETUP: 362184610Salfred case USB_ST_TRANSFERRED: 363188413Sthompsatr_setup: 364194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 365194677Sthompsa if (ucom_get_data(&sc->sc_ucom, pc, 0, 366184610Salfred UVSCOM_BULK_BUF_SIZE, &actlen)) { 367184610Salfred 368194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, actlen); 369194228Sthompsa usbd_transfer_submit(xfer); 370184610Salfred } 371184610Salfred return; 372184610Salfred 373184610Salfred default: /* Error */ 374194677Sthompsa if (error != USB_ERR_CANCELLED) { 375188413Sthompsa /* try to clear stall first */ 376194677Sthompsa usbd_xfer_set_stall(xfer); 377188413Sthompsa goto tr_setup; 378184610Salfred } 379184610Salfred return; 380184610Salfred } 381184610Salfred} 382184610Salfred 383184610Salfredstatic void 384194677Sthompsauvscom_read_callback(struct usb_xfer *xfer, usb_error_t error) 385184610Salfred{ 386194677Sthompsa struct uvscom_softc *sc = usbd_xfer_softc(xfer); 387194677Sthompsa struct usb_page_cache *pc; 388194677Sthompsa int actlen; 389184610Salfred 390194677Sthompsa usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 391194677Sthompsa 392184610Salfred switch (USB_GET_STATE(xfer)) { 393184610Salfred case USB_ST_TRANSFERRED: 394194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 395194677Sthompsa ucom_put_data(&sc->sc_ucom, pc, 0, actlen); 396184610Salfred 397184610Salfred case USB_ST_SETUP: 398188413Sthompsatr_setup: 399194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 400194228Sthompsa usbd_transfer_submit(xfer); 401184610Salfred return; 402184610Salfred 403184610Salfred default: /* Error */ 404194677Sthompsa if (error != USB_ERR_CANCELLED) { 405188413Sthompsa /* try to clear stall first */ 406194677Sthompsa usbd_xfer_set_stall(xfer); 407188413Sthompsa goto tr_setup; 408184610Salfred } 409184610Salfred return; 410184610Salfred } 411184610Salfred} 412184610Salfred 413184610Salfredstatic void 414194677Sthompsauvscom_intr_callback(struct usb_xfer *xfer, usb_error_t error) 415184610Salfred{ 416194677Sthompsa struct uvscom_softc *sc = usbd_xfer_softc(xfer); 417194677Sthompsa struct usb_page_cache *pc; 418184610Salfred uint8_t buf[2]; 419194677Sthompsa int actlen; 420184610Salfred 421194677Sthompsa usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 422194677Sthompsa 423184610Salfred switch (USB_GET_STATE(xfer)) { 424184610Salfred case USB_ST_TRANSFERRED: 425194677Sthompsa if (actlen >= 2) { 426184610Salfred 427194677Sthompsa pc = usbd_xfer_get_frame(xfer, 0); 428194677Sthompsa usbd_copy_out(pc, 0, buf, sizeof(buf)); 429184610Salfred 430184610Salfred sc->sc_lsr = 0; 431184610Salfred sc->sc_msr = 0; 432184610Salfred sc->sc_unit_status = buf[1]; 433184610Salfred 434184610Salfred if (buf[0] & UVSCOM_TXRDY) { 435184610Salfred sc->sc_lsr |= ULSR_TXRDY; 436184610Salfred } 437184610Salfred if (buf[0] & UVSCOM_RXRDY) { 438184610Salfred sc->sc_lsr |= ULSR_RXRDY; 439184610Salfred } 440184610Salfred if (buf[1] & UVSCOM_CTS) { 441184610Salfred sc->sc_msr |= SER_CTS; 442184610Salfred } 443184610Salfred if (buf[1] & UVSCOM_DSR) { 444184610Salfred sc->sc_msr |= SER_DSR; 445184610Salfred } 446184610Salfred if (buf[1] & UVSCOM_DCD) { 447184610Salfred sc->sc_msr |= SER_DCD; 448184610Salfred } 449184610Salfred /* 450184610Salfred * the UCOM layer will ignore this call if the TTY 451184610Salfred * device is closed! 452184610Salfred */ 453194228Sthompsa ucom_status_change(&sc->sc_ucom); 454184610Salfred } 455184610Salfred case USB_ST_SETUP: 456188413Sthompsatr_setup: 457194677Sthompsa usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 458194228Sthompsa usbd_transfer_submit(xfer); 459184610Salfred return; 460184610Salfred 461184610Salfred default: /* Error */ 462194677Sthompsa if (error != USB_ERR_CANCELLED) { 463188413Sthompsa /* try to clear stall first */ 464194677Sthompsa usbd_xfer_set_stall(xfer); 465188413Sthompsa goto tr_setup; 466184610Salfred } 467184610Salfred return; 468184610Salfred } 469184610Salfred} 470184610Salfred 471184610Salfredstatic void 472192984Sthompsauvscom_cfg_set_dtr(struct ucom_softc *ucom, uint8_t onoff) 473184610Salfred{ 474184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 475184610Salfred 476184610Salfred DPRINTF("onoff = %d\n", onoff); 477184610Salfred 478184610Salfred if (onoff) 479184610Salfred sc->sc_line |= UVSCOM_DTR; 480184610Salfred else 481184610Salfred sc->sc_line &= ~UVSCOM_DTR; 482184610Salfred 483184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 484184610Salfred} 485184610Salfred 486184610Salfredstatic void 487192984Sthompsauvscom_cfg_set_rts(struct ucom_softc *ucom, uint8_t onoff) 488184610Salfred{ 489184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 490184610Salfred 491184610Salfred DPRINTF("onoff = %d\n", onoff); 492184610Salfred 493184610Salfred if (onoff) 494184610Salfred sc->sc_line |= UVSCOM_RTS; 495184610Salfred else 496184610Salfred sc->sc_line &= ~UVSCOM_RTS; 497184610Salfred 498184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 499184610Salfred} 500184610Salfred 501184610Salfredstatic void 502192984Sthompsauvscom_cfg_set_break(struct ucom_softc *ucom, uint8_t onoff) 503184610Salfred{ 504184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 505184610Salfred 506184610Salfred DPRINTF("onoff = %d\n", onoff); 507184610Salfred 508184610Salfred if (onoff) 509184610Salfred sc->sc_line |= UVSCOM_BREAK; 510184610Salfred else 511184610Salfred sc->sc_line &= ~UVSCOM_BREAK; 512184610Salfred 513184610Salfred uvscom_cfg_write(sc, UVSCOM_LINE_CTL, sc->sc_line); 514184610Salfred} 515184610Salfred 516184610Salfredstatic int 517192984Sthompsauvscom_pre_param(struct ucom_softc *ucom, struct termios *t) 518184610Salfred{ 519184610Salfred switch (t->c_ospeed) { 520184610Salfred case B150: 521184610Salfred case B300: 522184610Salfred case B600: 523184610Salfred case B1200: 524184610Salfred case B2400: 525184610Salfred case B4800: 526184610Salfred case B9600: 527184610Salfred case B19200: 528184610Salfred case B38400: 529184610Salfred case B57600: 530184610Salfred case B115200: 531184610Salfred default: 532184610Salfred return (EINVAL); 533184610Salfred } 534184610Salfred return (0); 535184610Salfred} 536184610Salfred 537184610Salfredstatic void 538192984Sthompsauvscom_cfg_param(struct ucom_softc *ucom, struct termios *t) 539184610Salfred{ 540184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 541184610Salfred uint16_t value; 542184610Salfred 543184610Salfred DPRINTF("\n"); 544184610Salfred 545184610Salfred switch (t->c_ospeed) { 546184610Salfred case B150: 547184610Salfred value = UVSCOM_SPEED_150BPS; 548184610Salfred break; 549184610Salfred case B300: 550184610Salfred value = UVSCOM_SPEED_300BPS; 551184610Salfred break; 552184610Salfred case B600: 553184610Salfred value = UVSCOM_SPEED_600BPS; 554184610Salfred break; 555184610Salfred case B1200: 556184610Salfred value = UVSCOM_SPEED_1200BPS; 557184610Salfred break; 558184610Salfred case B2400: 559184610Salfred value = UVSCOM_SPEED_2400BPS; 560184610Salfred break; 561184610Salfred case B4800: 562184610Salfred value = UVSCOM_SPEED_4800BPS; 563184610Salfred break; 564184610Salfred case B9600: 565184610Salfred value = UVSCOM_SPEED_9600BPS; 566184610Salfred break; 567184610Salfred case B19200: 568184610Salfred value = UVSCOM_SPEED_19200BPS; 569184610Salfred break; 570184610Salfred case B38400: 571184610Salfred value = UVSCOM_SPEED_38400BPS; 572184610Salfred break; 573184610Salfred case B57600: 574184610Salfred value = UVSCOM_SPEED_57600BPS; 575184610Salfred break; 576184610Salfred case B115200: 577184610Salfred value = UVSCOM_SPEED_115200BPS; 578184610Salfred break; 579184610Salfred default: 580184610Salfred return; 581184610Salfred } 582184610Salfred 583184610Salfred uvscom_cfg_write(sc, UVSCOM_SET_SPEED, value); 584184610Salfred 585184610Salfred value = 0; 586184610Salfred 587184610Salfred if (t->c_cflag & CSTOPB) { 588184610Salfred value |= UVSCOM_STOP_BIT_2; 589184610Salfred } 590184610Salfred if (t->c_cflag & PARENB) { 591184610Salfred if (t->c_cflag & PARODD) { 592184610Salfred value |= UVSCOM_PARITY_ODD; 593184610Salfred } else { 594184610Salfred value |= UVSCOM_PARITY_EVEN; 595184610Salfred } 596184610Salfred } else { 597184610Salfred value |= UVSCOM_PARITY_NONE; 598184610Salfred } 599184610Salfred 600184610Salfred switch (t->c_cflag & CSIZE) { 601184610Salfred case CS5: 602184610Salfred value |= UVSCOM_DATA_BIT_5; 603184610Salfred break; 604184610Salfred case CS6: 605184610Salfred value |= UVSCOM_DATA_BIT_6; 606184610Salfred break; 607184610Salfred case CS7: 608184610Salfred value |= UVSCOM_DATA_BIT_7; 609184610Salfred break; 610184610Salfred default: 611184610Salfred case CS8: 612184610Salfred value |= UVSCOM_DATA_BIT_8; 613184610Salfred break; 614184610Salfred } 615184610Salfred 616184610Salfred uvscom_cfg_write(sc, UVSCOM_SET_PARAM, value); 617184610Salfred} 618184610Salfred 619184610Salfredstatic int 620192984Sthompsauvscom_pre_open(struct ucom_softc *ucom) 621184610Salfred{ 622184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 623184610Salfred 624184610Salfred DPRINTF("sc = %p\n", sc); 625184610Salfred 626184610Salfred /* check if PC card was inserted */ 627184610Salfred 628184610Salfred if (sc->sc_unit_status & UVSCOM_NOCARD) { 629184610Salfred DPRINTF("no PC card!\n"); 630184610Salfred return (ENXIO); 631184610Salfred } 632184610Salfred return (0); 633184610Salfred} 634184610Salfred 635184610Salfredstatic void 636192984Sthompsauvscom_cfg_open(struct ucom_softc *ucom) 637184610Salfred{ 638184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 639184610Salfred 640184610Salfred DPRINTF("sc = %p\n", sc); 641184610Salfred 642184610Salfred uvscom_cfg_read_status(sc); 643184610Salfred} 644184610Salfred 645184610Salfredstatic void 646192984Sthompsauvscom_cfg_close(struct ucom_softc *ucom) 647184610Salfred{ 648184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 649184610Salfred 650184610Salfred DPRINTF("sc=%p\n", sc); 651184610Salfred 652184610Salfred uvscom_cfg_write(sc, UVSCOM_SHUTDOWN, 0); 653184610Salfred} 654184610Salfred 655184610Salfredstatic void 656192984Sthompsauvscom_start_read(struct ucom_softc *ucom) 657184610Salfred{ 658184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 659184610Salfred 660194228Sthompsa usbd_transfer_start(sc->sc_xfer[UVSCOM_BULK_DT_RD]); 661184610Salfred} 662184610Salfred 663184610Salfredstatic void 664192984Sthompsauvscom_stop_read(struct ucom_softc *ucom) 665184610Salfred{ 666184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 667184610Salfred 668194228Sthompsa usbd_transfer_stop(sc->sc_xfer[UVSCOM_BULK_DT_RD]); 669184610Salfred} 670184610Salfred 671184610Salfredstatic void 672192984Sthompsauvscom_start_write(struct ucom_softc *ucom) 673184610Salfred{ 674184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 675184610Salfred 676194228Sthompsa usbd_transfer_start(sc->sc_xfer[UVSCOM_BULK_DT_WR]); 677184610Salfred} 678184610Salfred 679184610Salfredstatic void 680192984Sthompsauvscom_stop_write(struct ucom_softc *ucom) 681184610Salfred{ 682184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 683184610Salfred 684194228Sthompsa usbd_transfer_stop(sc->sc_xfer[UVSCOM_BULK_DT_WR]); 685184610Salfred} 686184610Salfred 687184610Salfredstatic void 688192984Sthompsauvscom_cfg_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr) 689184610Salfred{ 690184610Salfred struct uvscom_softc *sc = ucom->sc_parent; 691184610Salfred 692184610Salfred *lsr = sc->sc_lsr; 693184610Salfred *msr = sc->sc_msr; 694184610Salfred} 695184610Salfred 696184610Salfredstatic void 697184610Salfreduvscom_cfg_write(struct uvscom_softc *sc, uint8_t index, uint16_t value) 698184610Salfred{ 699192984Sthompsa struct usb_device_request req; 700193045Sthompsa usb_error_t err; 701184610Salfred 702184610Salfred req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 703184610Salfred req.bRequest = index; 704184610Salfred USETW(req.wValue, value); 705184610Salfred USETW(req.wIndex, 0); 706184610Salfred USETW(req.wLength, 0); 707184610Salfred 708194228Sthompsa err = ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 709188413Sthompsa &req, NULL, 0, 1000); 710184610Salfred if (err) { 711184610Salfred DPRINTFN(0, "device request failed, err=%s " 712194228Sthompsa "(ignored)\n", usbd_errstr(err)); 713184610Salfred } 714184610Salfred} 715184610Salfred 716184610Salfredstatic uint16_t 717184610Salfreduvscom_cfg_read_status(struct uvscom_softc *sc) 718184610Salfred{ 719192984Sthompsa struct usb_device_request req; 720193045Sthompsa usb_error_t err; 721184610Salfred uint8_t data[2]; 722184610Salfred 723184610Salfred req.bmRequestType = UT_READ_VENDOR_DEVICE; 724184610Salfred req.bRequest = UVSCOM_READ_STATUS; 725184610Salfred USETW(req.wValue, 0); 726184610Salfred USETW(req.wIndex, 0); 727184610Salfred USETW(req.wLength, 2); 728184610Salfred 729194228Sthompsa err = ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 730188413Sthompsa &req, data, 0, 1000); 731184610Salfred if (err) { 732184610Salfred DPRINTFN(0, "device request failed, err=%s " 733194228Sthompsa "(ignored)\n", usbd_errstr(err)); 734184610Salfred } 735184610Salfred return (data[0] | (data[1] << 8)); 736184610Salfred} 737