umct.c revision 1.2.2.6
1 1.2.2.6 nathanw /* $NetBSD: umct.c,v 1.2.2.6 2002/10/18 02:44:36 nathanw Exp $ */ 2 1.2.2.2 nathanw /* 3 1.2.2.2 nathanw * Copyright (c) 2001 The NetBSD Foundation, Inc. 4 1.2.2.2 nathanw * All rights reserved. 5 1.2.2.2 nathanw * 6 1.2.2.2 nathanw * This code is derived from software contributed to The NetBSD Foundation 7 1.2.2.2 nathanw * by Ichiro FUKUHARA (ichiro (at) ichiro.org). 8 1.2.2.2 nathanw * 9 1.2.2.2 nathanw * Redistribution and use in source and binary forms, with or without 10 1.2.2.2 nathanw * modification, are permitted provided that the following conditions 11 1.2.2.2 nathanw * are met: 12 1.2.2.2 nathanw * 1. Redistributions of source code must retain the above copyright 13 1.2.2.2 nathanw * notice, this list of conditions and the following disclaimer. 14 1.2.2.2 nathanw * 2. Redistributions in binary form must reproduce the above copyright 15 1.2.2.2 nathanw * notice, this list of conditions and the following disclaimer in the 16 1.2.2.2 nathanw * documentation and/or other materials provided with the distribution. 17 1.2.2.2 nathanw * 3. All advertising materials mentioning features or use of this software 18 1.2.2.2 nathanw * must display the following acknowledgement: 19 1.2.2.2 nathanw * This product includes software developed by the NetBSD 20 1.2.2.2 nathanw * Foundation, Inc. and its contributors. 21 1.2.2.2 nathanw * 4. Neither the name of The NetBSD Foundation nor the names of its 22 1.2.2.2 nathanw * contributors may be used to endorse or promote products derived 23 1.2.2.2 nathanw * from this software without specific prior written permission. 24 1.2.2.2 nathanw * 25 1.2.2.2 nathanw * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26 1.2.2.2 nathanw * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 1.2.2.2 nathanw * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 1.2.2.2 nathanw * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29 1.2.2.2 nathanw * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 1.2.2.2 nathanw * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 1.2.2.2 nathanw * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 1.2.2.2 nathanw * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 1.2.2.2 nathanw * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 1.2.2.2 nathanw * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 1.2.2.2 nathanw * POSSIBILITY OF SUCH DAMAGE. 36 1.2.2.2 nathanw */ 37 1.2.2.2 nathanw 38 1.2.2.2 nathanw /* 39 1.2.2.4 nathanw * MCT USB-RS232 Interface Controller 40 1.2.2.2 nathanw * http://www.mct.com.tw/p_u232.html 41 1.2.2.2 nathanw * http://www.dlink.com/products/usb/dsbs25 42 1.2.2.2 nathanw */ 43 1.2.2.2 nathanw 44 1.2.2.3 nathanw #include <sys/cdefs.h> 45 1.2.2.6 nathanw __KERNEL_RCSID(0, "$NetBSD: umct.c,v 1.2.2.6 2002/10/18 02:44:36 nathanw Exp $"); 46 1.2.2.3 nathanw 47 1.2.2.2 nathanw #include <sys/param.h> 48 1.2.2.2 nathanw #include <sys/systm.h> 49 1.2.2.2 nathanw #include <sys/kernel.h> 50 1.2.2.2 nathanw #include <sys/malloc.h> 51 1.2.2.2 nathanw #include <sys/ioctl.h> 52 1.2.2.2 nathanw #include <sys/conf.h> 53 1.2.2.2 nathanw #include <sys/tty.h> 54 1.2.2.2 nathanw #include <sys/file.h> 55 1.2.2.2 nathanw #include <sys/select.h> 56 1.2.2.2 nathanw #include <sys/proc.h> 57 1.2.2.2 nathanw #include <sys/vnode.h> 58 1.2.2.2 nathanw #include <sys/device.h> 59 1.2.2.2 nathanw #include <sys/poll.h> 60 1.2.2.2 nathanw 61 1.2.2.2 nathanw #include <dev/usb/usb.h> 62 1.2.2.2 nathanw #include <dev/usb/usbcdc.h> 63 1.2.2.2 nathanw 64 1.2.2.2 nathanw #include <dev/usb/usbdi.h> 65 1.2.2.2 nathanw #include <dev/usb/usbdi_util.h> 66 1.2.2.2 nathanw #include <dev/usb/usbdevs.h> 67 1.2.2.2 nathanw #include <dev/usb/usb_quirks.h> 68 1.2.2.2 nathanw 69 1.2.2.2 nathanw #include <dev/usb/usbdevs.h> 70 1.2.2.2 nathanw #include <dev/usb/ucomvar.h> 71 1.2.2.2 nathanw 72 1.2.2.2 nathanw #include <dev/usb/umct.h> 73 1.2.2.2 nathanw 74 1.2.2.2 nathanw #ifdef UMCT_DEBUG 75 1.2.2.2 nathanw #define DPRINTFN(n, x) if (umctdebug > (n)) logprintf x 76 1.2.2.2 nathanw int umctdebug = 0; 77 1.2.2.2 nathanw #else 78 1.2.2.2 nathanw #define DPRINTFN(n, x) 79 1.2.2.2 nathanw #endif 80 1.2.2.2 nathanw #define DPRINTF(x) DPRINTFN(0, x) 81 1.2.2.2 nathanw 82 1.2.2.2 nathanw #define UMCT_CONFIG_INDEX 0 83 1.2.2.2 nathanw #define UMCT_IFACE_INDEX 0 84 1.2.2.2 nathanw 85 1.2.2.2 nathanw struct umct_softc { 86 1.2.2.2 nathanw USBBASEDEVICE sc_dev; /* base device */ 87 1.2.2.2 nathanw usbd_device_handle sc_udev; /* USB device */ 88 1.2.2.2 nathanw usbd_interface_handle sc_iface; /* interface */ 89 1.2.2.2 nathanw int sc_iface_number; /* interface number */ 90 1.2.2.4 nathanw u_int16_t sc_product; 91 1.2.2.2 nathanw 92 1.2.2.2 nathanw int sc_intr_number; /* interrupt number */ 93 1.2.2.2 nathanw usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ 94 1.2.2.2 nathanw u_char *sc_intr_buf; /* interrupt buffer */ 95 1.2.2.2 nathanw int sc_isize; 96 1.2.2.2 nathanw 97 1.2.2.2 nathanw usb_cdc_line_state_t sc_line_state; /* current line state */ 98 1.2.2.2 nathanw u_char sc_dtr; /* current DTR state */ 99 1.2.2.2 nathanw u_char sc_rts; /* current RTS state */ 100 1.2.2.2 nathanw u_char sc_break; /* set break */ 101 1.2.2.2 nathanw 102 1.2.2.2 nathanw u_char sc_status; 103 1.2.2.2 nathanw 104 1.2.2.2 nathanw device_ptr_t sc_subdev; /* ucom device */ 105 1.2.2.2 nathanw 106 1.2.2.2 nathanw u_char sc_dying; /* disconnecting */ 107 1.2.2.2 nathanw 108 1.2.2.2 nathanw u_char sc_lsr; /* Local status register */ 109 1.2.2.2 nathanw u_char sc_msr; /* umct status register */ 110 1.2.2.4 nathanw 111 1.2.2.4 nathanw u_int last_lcr; /* keep lcr register */ 112 1.2.2.2 nathanw }; 113 1.2.2.2 nathanw 114 1.2.2.2 nathanw /* 115 1.2.2.2 nathanw * These are the maximum number of bytes transferred per frame. 116 1.2.2.2 nathanw * The output buffer size cannot be increased due to the size encoding. 117 1.2.2.2 nathanw */ 118 1.2.2.2 nathanw #define UMCTIBUFSIZE 256 119 1.2.2.2 nathanw #define UMCTOBUFSIZE 256 120 1.2.2.2 nathanw 121 1.2.2.2 nathanw Static void umct_init(struct umct_softc *); 122 1.2.2.4 nathanw Static void umct_set_baudrate(struct umct_softc *, u_int); 123 1.2.2.4 nathanw Static void umct_set_lcr(struct umct_softc *, u_int); 124 1.2.2.2 nathanw Static void umct_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 125 1.2.2.2 nathanw 126 1.2.2.2 nathanw Static void umct_set(void *, int, int, int); 127 1.2.2.2 nathanw Static void umct_dtr(struct umct_softc *, int); 128 1.2.2.2 nathanw Static void umct_rts(struct umct_softc *, int); 129 1.2.2.2 nathanw Static void umct_break(struct umct_softc *, int); 130 1.2.2.2 nathanw Static void umct_set_line_state(struct umct_softc *); 131 1.2.2.2 nathanw Static void umct_get_status(void *, int portno, u_char *lsr, u_char *msr); 132 1.2.2.2 nathanw Static int umct_param(void *, int, struct termios *); 133 1.2.2.2 nathanw Static int umct_open(void *, int); 134 1.2.2.2 nathanw Static void umct_close(void *, int); 135 1.2.2.2 nathanw 136 1.2.2.2 nathanw struct ucom_methods umct_methods = { 137 1.2.2.2 nathanw umct_get_status, 138 1.2.2.2 nathanw umct_set, 139 1.2.2.2 nathanw umct_param, 140 1.2.2.2 nathanw NULL, 141 1.2.2.2 nathanw umct_open, 142 1.2.2.2 nathanw umct_close, 143 1.2.2.2 nathanw NULL, 144 1.2.2.2 nathanw NULL, 145 1.2.2.2 nathanw }; 146 1.2.2.2 nathanw 147 1.2.2.4 nathanw static const struct usb_devno umct_devs[] = { 148 1.2.2.2 nathanw /* MCT USB-232 Interface Products */ 149 1.2.2.2 nathanw { USB_VENDOR_MCT, USB_PRODUCT_MCT_USB232 }, 150 1.2.2.2 nathanw /* Sitecom USB-232 Products */ 151 1.2.2.2 nathanw { USB_VENDOR_MCT, USB_PRODUCT_MCT_SITECOM_USB232 }, 152 1.2.2.2 nathanw /* D-Link DU-H3SP USB BAY Hub Products */ 153 1.2.2.2 nathanw { USB_VENDOR_MCT, USB_PRODUCT_MCT_DU_H3SP_USB232 }, 154 1.2.2.2 nathanw }; 155 1.2.2.4 nathanw #define umct_lookup(v, p) usb_lookup(umct_devs, v, p) 156 1.2.2.2 nathanw 157 1.2.2.2 nathanw USB_DECLARE_DRIVER(umct); 158 1.2.2.2 nathanw 159 1.2.2.2 nathanw USB_MATCH(umct) 160 1.2.2.2 nathanw { 161 1.2.2.2 nathanw USB_MATCH_START(umct, uaa); 162 1.2.2.2 nathanw 163 1.2.2.2 nathanw if (uaa->iface != NULL) 164 1.2.2.2 nathanw return (UMATCH_NONE); 165 1.2.2.2 nathanw 166 1.2.2.4 nathanw return (umct_lookup(uaa->vendor, uaa->product) != NULL ? 167 1.2.2.4 nathanw UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 168 1.2.2.2 nathanw } 169 1.2.2.2 nathanw 170 1.2.2.2 nathanw USB_ATTACH(umct) 171 1.2.2.2 nathanw { 172 1.2.2.2 nathanw USB_ATTACH_START(umct, sc, uaa); 173 1.2.2.2 nathanw usbd_device_handle dev = uaa->device; 174 1.2.2.2 nathanw usb_config_descriptor_t *cdesc; 175 1.2.2.2 nathanw usb_interface_descriptor_t *id; 176 1.2.2.2 nathanw usb_endpoint_descriptor_t *ed; 177 1.2.2.5 nathanw 178 1.2.2.2 nathanw char devinfo[1024]; 179 1.2.2.2 nathanw char *devname = USBDEVNAME(sc->sc_dev); 180 1.2.2.2 nathanw usbd_status err; 181 1.2.2.4 nathanw int i, found; 182 1.2.2.2 nathanw struct ucom_attach_args uca; 183 1.2.2.2 nathanw 184 1.2.2.2 nathanw usbd_devinfo(dev, 0, devinfo); 185 1.2.2.2 nathanw USB_ATTACH_SETUP; 186 1.2.2.2 nathanw printf("%s: %s\n", devname, devinfo); 187 1.2.2.2 nathanw 188 1.2.2.2 nathanw sc->sc_udev = dev; 189 1.2.2.4 nathanw sc->sc_product = uaa->product; 190 1.2.2.2 nathanw 191 1.2.2.2 nathanw DPRINTF(("\n\numct attach: sc=%p\n", sc)); 192 1.2.2.2 nathanw 193 1.2.2.5 nathanw /* initialize endpoints */ 194 1.2.2.2 nathanw uca.bulkin = uca.bulkout = -1; 195 1.2.2.2 nathanw sc->sc_intr_number = -1; 196 1.2.2.2 nathanw sc->sc_intr_pipe = NULL; 197 1.2.2.2 nathanw 198 1.2.2.2 nathanw /* Move the device into the configured state. */ 199 1.2.2.2 nathanw err = usbd_set_config_index(dev, UMCT_CONFIG_INDEX, 1); 200 1.2.2.2 nathanw if (err) { 201 1.2.2.2 nathanw printf("\n%s: failed to set configuration, err=%s\n", 202 1.2.2.2 nathanw devname, usbd_errstr(err)); 203 1.2.2.2 nathanw sc->sc_dying = 1; 204 1.2.2.2 nathanw USB_ATTACH_ERROR_RETURN; 205 1.2.2.2 nathanw } 206 1.2.2.2 nathanw 207 1.2.2.2 nathanw /* get the config descriptor */ 208 1.2.2.2 nathanw cdesc = usbd_get_config_descriptor(sc->sc_udev); 209 1.2.2.2 nathanw 210 1.2.2.2 nathanw if (cdesc == NULL) { 211 1.2.2.2 nathanw printf("%s: failed to get configuration descriptor\n", 212 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev)); 213 1.2.2.2 nathanw sc->sc_dying = 1; 214 1.2.2.2 nathanw USB_ATTACH_ERROR_RETURN; 215 1.2.2.2 nathanw } 216 1.2.2.2 nathanw 217 1.2.2.2 nathanw /* get the interface */ 218 1.2.2.5 nathanw err = usbd_device2interface_handle(dev, UMCT_IFACE_INDEX, 219 1.2.2.2 nathanw &sc->sc_iface); 220 1.2.2.2 nathanw if (err) { 221 1.2.2.2 nathanw printf("\n%s: failed to get interface, err=%s\n", 222 1.2.2.2 nathanw devname, usbd_errstr(err)); 223 1.2.2.2 nathanw sc->sc_dying = 1; 224 1.2.2.2 nathanw USB_ATTACH_ERROR_RETURN; 225 1.2.2.2 nathanw } 226 1.2.2.2 nathanw 227 1.2.2.2 nathanw /* Find the bulk{in,out} and interrupt endpoints */ 228 1.2.2.2 nathanw 229 1.2.2.2 nathanw id = usbd_get_interface_descriptor(sc->sc_iface); 230 1.2.2.2 nathanw sc->sc_iface_number = id->bInterfaceNumber; 231 1.2.2.2 nathanw found = 0; 232 1.2.2.2 nathanw 233 1.2.2.2 nathanw for (i = 0; i < id->bNumEndpoints; i++) { 234 1.2.2.2 nathanw ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i); 235 1.2.2.2 nathanw if (ed == NULL) { 236 1.2.2.2 nathanw printf("%s: no endpoint descriptor for %d\n", 237 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev), i); 238 1.2.2.2 nathanw sc->sc_dying = 1; 239 1.2.2.2 nathanw USB_ATTACH_ERROR_RETURN; 240 1.2.2.2 nathanw } 241 1.2.2.2 nathanw 242 1.2.2.2 nathanw if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 243 1.2.2.2 nathanw UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT && 244 1.2.2.2 nathanw found == 0) { 245 1.2.2.2 nathanw uca.bulkin = ed->bEndpointAddress; 246 1.2.2.2 nathanw found = 1; 247 1.2.2.2 nathanw } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 248 1.2.2.2 nathanw UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 249 1.2.2.2 nathanw uca.bulkout = ed->bEndpointAddress; 250 1.2.2.2 nathanw } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 251 1.2.2.2 nathanw UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 252 1.2.2.2 nathanw sc->sc_intr_number = ed->bEndpointAddress; 253 1.2.2.2 nathanw sc->sc_isize = UGETW(ed->wMaxPacketSize); 254 1.2.2.2 nathanw } 255 1.2.2.2 nathanw } 256 1.2.2.2 nathanw 257 1.2.2.2 nathanw if (uca.bulkin == -1) { 258 1.2.2.2 nathanw printf("%s: Could not find data bulk in\n", 259 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev)); 260 1.2.2.2 nathanw sc->sc_dying = 1; 261 1.2.2.2 nathanw USB_ATTACH_ERROR_RETURN; 262 1.2.2.2 nathanw } 263 1.2.2.2 nathanw 264 1.2.2.2 nathanw if (uca.bulkout == -1) { 265 1.2.2.2 nathanw printf("%s: Could not find data bulk out\n", 266 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev)); 267 1.2.2.2 nathanw sc->sc_dying = 1; 268 1.2.2.2 nathanw USB_ATTACH_ERROR_RETURN; 269 1.2.2.2 nathanw } 270 1.2.2.2 nathanw 271 1.2.2.2 nathanw if (sc->sc_intr_number== -1) { 272 1.2.2.2 nathanw printf("%s: Could not find interrupt in\n", 273 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev)); 274 1.2.2.2 nathanw sc->sc_dying = 1; 275 1.2.2.2 nathanw USB_ATTACH_ERROR_RETURN; 276 1.2.2.2 nathanw } 277 1.2.2.2 nathanw 278 1.2.2.2 nathanw sc->sc_dtr = sc->sc_rts = 0; 279 1.2.2.2 nathanw uca.portno = UCOM_UNK_PORTNO; 280 1.2.2.2 nathanw /* bulkin, bulkout set above */ 281 1.2.2.2 nathanw uca.ibufsize = UMCTIBUFSIZE; 282 1.2.2.4 nathanw if (sc->sc_product == USB_PRODUCT_MCT_SITECOM_USB232) 283 1.2.2.4 nathanw uca.obufsize = 16; /* device is broken */ 284 1.2.2.4 nathanw else 285 1.2.2.4 nathanw uca.obufsize = UMCTOBUFSIZE; 286 1.2.2.2 nathanw uca.ibufsizepad = UMCTIBUFSIZE; 287 1.2.2.2 nathanw uca.opkthdrlen = 0; 288 1.2.2.2 nathanw uca.device = dev; 289 1.2.2.2 nathanw uca.iface = sc->sc_iface; 290 1.2.2.2 nathanw uca.methods = &umct_methods; 291 1.2.2.2 nathanw uca.arg = sc; 292 1.2.2.2 nathanw uca.info = NULL; 293 1.2.2.2 nathanw 294 1.2.2.2 nathanw umct_init(sc); 295 1.2.2.2 nathanw 296 1.2.2.2 nathanw usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 297 1.2.2.2 nathanw USBDEV(sc->sc_dev)); 298 1.2.2.2 nathanw 299 1.2.2.2 nathanw DPRINTF(("umct: in=0x%x out=0x%x intr=0x%x\n", 300 1.2.2.2 nathanw uca.bulkin, uca.bulkout, sc->sc_intr_number )); 301 1.2.2.2 nathanw sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 302 1.2.2.2 nathanw 303 1.2.2.2 nathanw USB_ATTACH_SUCCESS_RETURN; 304 1.2.2.2 nathanw } 305 1.2.2.2 nathanw 306 1.2.2.2 nathanw USB_DETACH(umct) 307 1.2.2.2 nathanw { 308 1.2.2.2 nathanw USB_DETACH_START(umct, sc); 309 1.2.2.2 nathanw int rv = 0; 310 1.2.2.2 nathanw 311 1.2.2.2 nathanw DPRINTF(("umct_detach: sc=%p flags=%d\n", sc, flags)); 312 1.2.2.2 nathanw 313 1.2.2.2 nathanw if (sc->sc_intr_pipe != NULL) { 314 1.2.2.2 nathanw usbd_abort_pipe(sc->sc_intr_pipe); 315 1.2.2.2 nathanw usbd_close_pipe(sc->sc_intr_pipe); 316 1.2.2.2 nathanw free(sc->sc_intr_buf, M_USBDEV); 317 1.2.2.2 nathanw sc->sc_intr_pipe = NULL; 318 1.2.2.2 nathanw } 319 1.2.2.2 nathanw 320 1.2.2.2 nathanw sc->sc_dying = 1; 321 1.2.2.2 nathanw if (sc->sc_subdev != NULL) { 322 1.2.2.2 nathanw rv = config_detach(sc->sc_subdev, flags); 323 1.2.2.2 nathanw sc->sc_subdev = NULL; 324 1.2.2.2 nathanw } 325 1.2.2.2 nathanw 326 1.2.2.2 nathanw usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 327 1.2.2.2 nathanw USBDEV(sc->sc_dev)); 328 1.2.2.2 nathanw 329 1.2.2.2 nathanw return (rv); 330 1.2.2.2 nathanw } 331 1.2.2.2 nathanw 332 1.2.2.2 nathanw int 333 1.2.2.2 nathanw umct_activate(device_ptr_t self, enum devact act) 334 1.2.2.2 nathanw { 335 1.2.2.2 nathanw struct umct_softc *sc = (struct umct_softc *)self; 336 1.2.2.2 nathanw int rv = 0; 337 1.2.2.2 nathanw 338 1.2.2.2 nathanw switch (act) { 339 1.2.2.2 nathanw case DVACT_ACTIVATE: 340 1.2.2.2 nathanw return (EOPNOTSUPP); 341 1.2.2.2 nathanw 342 1.2.2.2 nathanw case DVACT_DEACTIVATE: 343 1.2.2.2 nathanw if (sc->sc_subdev != NULL) 344 1.2.2.2 nathanw rv = config_deactivate(sc->sc_subdev); 345 1.2.2.2 nathanw sc->sc_dying = 1; 346 1.2.2.2 nathanw break; 347 1.2.2.2 nathanw } 348 1.2.2.2 nathanw return (rv); 349 1.2.2.2 nathanw } 350 1.2.2.2 nathanw 351 1.2.2.2 nathanw void 352 1.2.2.2 nathanw umct_set_line_state(struct umct_softc *sc) 353 1.2.2.2 nathanw { 354 1.2.2.2 nathanw usb_device_request_t req; 355 1.2.2.4 nathanw uByte ls; 356 1.2.2.2 nathanw 357 1.2.2.2 nathanw ls = (sc->sc_dtr ? MCR_DTR : 0) | 358 1.2.2.4 nathanw (sc->sc_rts ? MCR_RTS : 0); 359 1.2.2.2 nathanw 360 1.2.2.2 nathanw DPRINTF(("umct_set_line_state: DTR=%d,RTS=%d,ls=%02x\n", 361 1.2.2.2 nathanw sc->sc_dtr, sc->sc_rts, ls)); 362 1.2.2.2 nathanw 363 1.2.2.2 nathanw req.bmRequestType = UMCT_SET_REQUEST; 364 1.2.2.2 nathanw req.bRequest = REQ_SET_MCR; 365 1.2.2.2 nathanw USETW(req.wValue, 0); 366 1.2.2.2 nathanw USETW(req.wIndex, sc->sc_iface_number); 367 1.2.2.2 nathanw USETW(req.wLength, LENGTH_SET_MCR); 368 1.2.2.2 nathanw 369 1.2.2.2 nathanw (void)usbd_do_request(sc->sc_udev, &req, &ls); 370 1.2.2.2 nathanw } 371 1.2.2.2 nathanw 372 1.2.2.2 nathanw void 373 1.2.2.2 nathanw umct_set(void *addr, int portno, int reg, int onoff) 374 1.2.2.2 nathanw { 375 1.2.2.2 nathanw struct umct_softc *sc = addr; 376 1.2.2.2 nathanw 377 1.2.2.2 nathanw switch (reg) { 378 1.2.2.2 nathanw case UCOM_SET_DTR: 379 1.2.2.2 nathanw umct_dtr(sc, onoff); 380 1.2.2.2 nathanw break; 381 1.2.2.2 nathanw case UCOM_SET_RTS: 382 1.2.2.2 nathanw umct_rts(sc, onoff); 383 1.2.2.2 nathanw break; 384 1.2.2.2 nathanw case UCOM_SET_BREAK: 385 1.2.2.2 nathanw umct_break(sc, onoff); 386 1.2.2.2 nathanw break; 387 1.2.2.2 nathanw default: 388 1.2.2.2 nathanw break; 389 1.2.2.2 nathanw } 390 1.2.2.2 nathanw } 391 1.2.2.2 nathanw 392 1.2.2.2 nathanw void 393 1.2.2.2 nathanw umct_dtr(struct umct_softc *sc, int onoff) 394 1.2.2.2 nathanw { 395 1.2.2.2 nathanw 396 1.2.2.2 nathanw DPRINTF(("umct_dtr: onoff=%d\n", onoff)); 397 1.2.2.2 nathanw 398 1.2.2.2 nathanw if (sc->sc_dtr == onoff) 399 1.2.2.2 nathanw return; 400 1.2.2.2 nathanw sc->sc_dtr = onoff; 401 1.2.2.2 nathanw 402 1.2.2.2 nathanw umct_set_line_state(sc); 403 1.2.2.2 nathanw } 404 1.2.2.2 nathanw 405 1.2.2.2 nathanw void 406 1.2.2.2 nathanw umct_rts(struct umct_softc *sc, int onoff) 407 1.2.2.2 nathanw { 408 1.2.2.2 nathanw DPRINTF(("umct_rts: onoff=%d\n", onoff)); 409 1.2.2.2 nathanw 410 1.2.2.2 nathanw if (sc->sc_rts == onoff) 411 1.2.2.2 nathanw return; 412 1.2.2.2 nathanw sc->sc_rts = onoff; 413 1.2.2.2 nathanw 414 1.2.2.2 nathanw umct_set_line_state(sc); 415 1.2.2.2 nathanw } 416 1.2.2.2 nathanw 417 1.2.2.2 nathanw void 418 1.2.2.2 nathanw umct_break(struct umct_softc *sc, int onoff) 419 1.2.2.2 nathanw { 420 1.2.2.2 nathanw DPRINTF(("umct_break: onoff=%d\n", onoff)); 421 1.2.2.2 nathanw 422 1.2.2.4 nathanw umct_set_lcr(sc, onoff ? sc->last_lcr | LCR_SET_BREAK : 423 1.2.2.4 nathanw sc->last_lcr); 424 1.2.2.2 nathanw } 425 1.2.2.2 nathanw 426 1.2.2.2 nathanw void 427 1.2.2.4 nathanw umct_set_lcr(struct umct_softc *sc, u_int data) 428 1.2.2.2 nathanw { 429 1.2.2.2 nathanw usb_device_request_t req; 430 1.2.2.4 nathanw uByte adata; 431 1.2.2.2 nathanw 432 1.2.2.4 nathanw adata = data; 433 1.2.2.2 nathanw req.bmRequestType = UMCT_SET_REQUEST; 434 1.2.2.2 nathanw req.bRequest = REQ_SET_LCR; 435 1.2.2.2 nathanw USETW(req.wValue, 0); 436 1.2.2.2 nathanw USETW(req.wIndex, sc->sc_iface_number); 437 1.2.2.2 nathanw USETW(req.wLength, LENGTH_SET_LCR); 438 1.2.2.2 nathanw 439 1.2.2.4 nathanw (void)usbd_do_request(sc->sc_udev, &req, &adata); /* XXX should check */ 440 1.2.2.2 nathanw } 441 1.2.2.2 nathanw 442 1.2.2.2 nathanw void 443 1.2.2.4 nathanw umct_set_baudrate(struct umct_softc *sc, u_int rate) 444 1.2.2.2 nathanw { 445 1.2.2.2 nathanw usb_device_request_t req; 446 1.2.2.4 nathanw uDWord arate; 447 1.2.2.4 nathanw u_int val; 448 1.2.2.4 nathanw 449 1.2.2.4 nathanw if (sc->sc_product == USB_PRODUCT_MCT_SITECOM_USB232) { 450 1.2.2.4 nathanw switch (rate) { 451 1.2.2.4 nathanw case 300: val = 0x01; break; 452 1.2.2.4 nathanw case 600: val = 0x02; break; 453 1.2.2.4 nathanw case 1200: val = 0x03; break; 454 1.2.2.4 nathanw case 2400: val = 0x04; break; 455 1.2.2.4 nathanw case 4800: val = 0x06; break; 456 1.2.2.4 nathanw case 9600: val = 0x08; break; 457 1.2.2.4 nathanw case 19200: val = 0x09; break; 458 1.2.2.4 nathanw case 38400: val = 0x0a; break; 459 1.2.2.4 nathanw case 57600: val = 0x0b; break; 460 1.2.2.4 nathanw case 115200: val = 0x0c; break; 461 1.2.2.4 nathanw default: val = -1; break; 462 1.2.2.4 nathanw } 463 1.2.2.4 nathanw } else { 464 1.2.2.4 nathanw val = UMCT_BAUD_RATE(rate); 465 1.2.2.4 nathanw } 466 1.2.2.4 nathanw USETDW(arate, val); 467 1.2.2.2 nathanw 468 1.2.2.2 nathanw req.bmRequestType = UMCT_SET_REQUEST; 469 1.2.2.2 nathanw req.bRequest = REQ_SET_BAUD_RATE; 470 1.2.2.2 nathanw USETW(req.wValue, 0); 471 1.2.2.2 nathanw USETW(req.wIndex, sc->sc_iface_number); 472 1.2.2.2 nathanw USETW(req.wLength, LENGTH_BAUD_RATE); 473 1.2.2.2 nathanw 474 1.2.2.4 nathanw (void)usbd_do_request(sc->sc_udev, &req, arate); /* XXX should check */ 475 1.2.2.2 nathanw } 476 1.2.2.2 nathanw 477 1.2.2.2 nathanw void 478 1.2.2.2 nathanw umct_init(struct umct_softc *sc) 479 1.2.2.2 nathanw { 480 1.2.2.4 nathanw umct_set_baudrate(sc, 9600); 481 1.2.2.4 nathanw umct_set_lcr(sc, LCR_DATA_BITS_8 | LCR_PARITY_NONE | LCR_STOP_BITS_1); 482 1.2.2.2 nathanw } 483 1.2.2.2 nathanw 484 1.2.2.2 nathanw int 485 1.2.2.2 nathanw umct_param(void *addr, int portno, struct termios *t) 486 1.2.2.2 nathanw { 487 1.2.2.2 nathanw struct umct_softc *sc = addr; 488 1.2.2.4 nathanw u_int data = 0; 489 1.2.2.2 nathanw 490 1.2.2.2 nathanw DPRINTF(("umct_param: sc=%p\n", sc)); 491 1.2.2.2 nathanw 492 1.2.2.2 nathanw DPRINTF(("umct_param: BAUDRATE=%d\n", t->c_ospeed)); 493 1.2.2.2 nathanw 494 1.2.2.2 nathanw if (ISSET(t->c_cflag, CSTOPB)) 495 1.2.2.2 nathanw data |= LCR_STOP_BITS_2; 496 1.2.2.2 nathanw else 497 1.2.2.2 nathanw data |= LCR_STOP_BITS_1; 498 1.2.2.2 nathanw if (ISSET(t->c_cflag, PARENB)) { 499 1.2.2.2 nathanw if (ISSET(t->c_cflag, PARODD)) 500 1.2.2.2 nathanw data |= LCR_PARITY_ODD; 501 1.2.2.2 nathanw else 502 1.2.2.2 nathanw data |= LCR_PARITY_EVEN; 503 1.2.2.2 nathanw } else 504 1.2.2.2 nathanw data |= LCR_PARITY_NONE; 505 1.2.2.2 nathanw switch (ISSET(t->c_cflag, CSIZE)) { 506 1.2.2.2 nathanw case CS5: 507 1.2.2.2 nathanw data |= LCR_DATA_BITS_5; 508 1.2.2.2 nathanw break; 509 1.2.2.2 nathanw case CS6: 510 1.2.2.2 nathanw data |= LCR_DATA_BITS_6; 511 1.2.2.2 nathanw break; 512 1.2.2.2 nathanw case CS7: 513 1.2.2.2 nathanw data |= LCR_DATA_BITS_7; 514 1.2.2.2 nathanw break; 515 1.2.2.2 nathanw case CS8: 516 1.2.2.2 nathanw data |= LCR_DATA_BITS_8; 517 1.2.2.2 nathanw break; 518 1.2.2.2 nathanw } 519 1.2.2.2 nathanw 520 1.2.2.4 nathanw umct_set_baudrate(sc, t->c_ospeed); 521 1.2.2.2 nathanw 522 1.2.2.4 nathanw sc->last_lcr = data; 523 1.2.2.4 nathanw umct_set_lcr(sc, data); 524 1.2.2.2 nathanw 525 1.2.2.2 nathanw return (0); 526 1.2.2.2 nathanw } 527 1.2.2.2 nathanw 528 1.2.2.2 nathanw int 529 1.2.2.2 nathanw umct_open(void *addr, int portno) 530 1.2.2.2 nathanw { 531 1.2.2.2 nathanw struct umct_softc *sc = addr; 532 1.2.2.2 nathanw int err, lcr_data; 533 1.2.2.5 nathanw 534 1.2.2.2 nathanw if (sc->sc_dying) 535 1.2.2.2 nathanw return (EIO); 536 1.2.2.2 nathanw 537 1.2.2.2 nathanw DPRINTF(("umct_open: sc=%p\n", sc)); 538 1.2.2.2 nathanw 539 1.2.2.2 nathanw /* initialize LCR */ 540 1.2.2.4 nathanw lcr_data = LCR_DATA_BITS_8 | LCR_PARITY_NONE | 541 1.2.2.4 nathanw LCR_STOP_BITS_1; 542 1.2.2.5 nathanw umct_set_lcr(sc, lcr_data); 543 1.2.2.2 nathanw 544 1.2.2.2 nathanw if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { 545 1.2.2.2 nathanw sc->sc_status = 0; /* clear status bit */ 546 1.2.2.2 nathanw sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); 547 1.2.2.2 nathanw err = usbd_open_pipe_intr(sc->sc_iface, sc->sc_intr_number, 548 1.2.2.2 nathanw USBD_SHORT_XFER_OK, &sc->sc_intr_pipe, sc, 549 1.2.2.2 nathanw sc->sc_intr_buf, sc->sc_isize, 550 1.2.2.2 nathanw umct_intr, USBD_DEFAULT_INTERVAL); 551 1.2.2.2 nathanw if (err) { 552 1.2.2.2 nathanw DPRINTF(("%s: cannot open interrupt pipe (addr %d)\n", 553 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev), sc->sc_intr_number)); 554 1.2.2.2 nathanw return (EIO); 555 1.2.2.2 nathanw } 556 1.2.2.2 nathanw } 557 1.2.2.2 nathanw 558 1.2.2.2 nathanw return (0); 559 1.2.2.2 nathanw } 560 1.2.2.2 nathanw 561 1.2.2.2 nathanw void 562 1.2.2.5 nathanw umct_close(void *addr, int portno) 563 1.2.2.2 nathanw { 564 1.2.2.2 nathanw struct umct_softc *sc = addr; 565 1.2.2.2 nathanw int err; 566 1.2.2.2 nathanw 567 1.2.2.2 nathanw if (sc->sc_dying) 568 1.2.2.2 nathanw return; 569 1.2.2.2 nathanw 570 1.2.2.2 nathanw DPRINTF(("umct_close: close\n")); 571 1.2.2.2 nathanw 572 1.2.2.2 nathanw if (sc->sc_intr_pipe != NULL) { 573 1.2.2.2 nathanw err = usbd_abort_pipe(sc->sc_intr_pipe); 574 1.2.2.2 nathanw if (err) 575 1.2.2.2 nathanw printf("%s: abort interrupt pipe failed: %s\n", 576 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 577 1.2.2.2 nathanw err = usbd_close_pipe(sc->sc_intr_pipe); 578 1.2.2.2 nathanw if (err) 579 1.2.2.2 nathanw printf("%s: close interrupt pipe failed: %s\n", 580 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev), usbd_errstr(err)); 581 1.2.2.2 nathanw free(sc->sc_intr_buf, M_USBDEV); 582 1.2.2.2 nathanw sc->sc_intr_pipe = NULL; 583 1.2.2.2 nathanw } 584 1.2.2.2 nathanw } 585 1.2.2.2 nathanw 586 1.2.2.2 nathanw void 587 1.2.2.2 nathanw umct_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 588 1.2.2.2 nathanw { 589 1.2.2.2 nathanw struct umct_softc *sc = priv; 590 1.2.2.2 nathanw u_char *buf = sc->sc_intr_buf; 591 1.2.2.5 nathanw u_char mstatus, lstatus; 592 1.2.2.2 nathanw 593 1.2.2.2 nathanw if (sc->sc_dying) 594 1.2.2.2 nathanw return; 595 1.2.2.2 nathanw 596 1.2.2.2 nathanw if (status != USBD_NORMAL_COMPLETION) { 597 1.2.2.2 nathanw if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 598 1.2.2.2 nathanw return; 599 1.2.2.2 nathanw 600 1.2.2.2 nathanw DPRINTF(("%s: abnormal status: %s\n", USBDEVNAME(sc->sc_dev), 601 1.2.2.2 nathanw usbd_errstr(status))); 602 1.2.2.2 nathanw usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); 603 1.2.2.2 nathanw return; 604 1.2.2.2 nathanw } 605 1.2.2.2 nathanw 606 1.2.2.2 nathanw DPRINTF(("%s: umct status = MSR:%02x, LSR:%02x\n", 607 1.2.2.2 nathanw USBDEVNAME(sc->sc_dev), buf[0],buf[1])); 608 1.2.2.2 nathanw 609 1.2.2.2 nathanw sc->sc_lsr = sc->sc_msr = 0; 610 1.2.2.2 nathanw mstatus = buf[0]; 611 1.2.2.2 nathanw lstatus = buf[1]; 612 1.2.2.2 nathanw if (ISSET(mstatus, MSR_DSR)) 613 1.2.2.2 nathanw sc->sc_msr |= UMSR_DSR; 614 1.2.2.2 nathanw if (ISSET(mstatus, MSR_DCD)) 615 1.2.2.2 nathanw sc->sc_msr |= UMSR_DCD; 616 1.2.2.2 nathanw ucom_status_change((struct ucom_softc *)sc->sc_subdev); 617 1.2.2.2 nathanw } 618 1.2.2.2 nathanw 619 1.2.2.2 nathanw void 620 1.2.2.2 nathanw umct_get_status(void *addr, int portno, u_char *lsr, u_char *msr) 621 1.2.2.2 nathanw { 622 1.2.2.2 nathanw struct umct_softc *sc = addr; 623 1.2.2.2 nathanw 624 1.2.2.2 nathanw DPRINTF(("umct_get_status:\n")); 625 1.2.2.2 nathanw 626 1.2.2.2 nathanw if (lsr != NULL) 627 1.2.2.2 nathanw *lsr = sc->sc_lsr; 628 1.2.2.2 nathanw if (msr != NULL) 629 1.2.2.2 nathanw *msr = sc->sc_msr; 630 1.2.2.2 nathanw } 631
Indexes created Thu Oct 02 10:09:58 GMT 2025