uftdi.c revision 1.3.2.4
1 1.3.2.4 bouyer /* $NetBSD: uftdi.c,v 1.3.2.4 2001/02/11 19:16:25 bouyer Exp $ */ 2 1.3.2.2 bouyer 3 1.3.2.2 bouyer /* 4 1.3.2.2 bouyer * Copyright (c) 2000 The NetBSD Foundation, Inc. 5 1.3.2.2 bouyer * All rights reserved. 6 1.3.2.2 bouyer * 7 1.3.2.2 bouyer * This code is derived from software contributed to The NetBSD Foundation 8 1.3.2.2 bouyer * by Lennart Augustsson (lennart (at) augustsson.net). 9 1.3.2.2 bouyer * 10 1.3.2.2 bouyer * Redistribution and use in source and binary forms, with or without 11 1.3.2.2 bouyer * modification, are permitted provided that the following conditions 12 1.3.2.2 bouyer * are met: 13 1.3.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 14 1.3.2.2 bouyer * notice, this list of conditions and the following disclaimer. 15 1.3.2.2 bouyer * 2. Redistributions in binary form must reproduce the above copyright 16 1.3.2.2 bouyer * notice, this list of conditions and the following disclaimer in the 17 1.3.2.2 bouyer * documentation and/or other materials provided with the distribution. 18 1.3.2.2 bouyer * 3. All advertising materials mentioning features or use of this software 19 1.3.2.2 bouyer * must display the following acknowledgement: 20 1.3.2.2 bouyer * This product includes software developed by the NetBSD 21 1.3.2.2 bouyer * Foundation, Inc. and its contributors. 22 1.3.2.2 bouyer * 4. Neither the name of The NetBSD Foundation nor the names of its 23 1.3.2.2 bouyer * contributors may be used to endorse or promote products derived 24 1.3.2.2 bouyer * from this software without specific prior written permission. 25 1.3.2.2 bouyer * 26 1.3.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 1.3.2.2 bouyer * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 1.3.2.2 bouyer * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 1.3.2.2 bouyer * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 1.3.2.2 bouyer * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 1.3.2.2 bouyer * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 1.3.2.2 bouyer * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 1.3.2.2 bouyer * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 1.3.2.2 bouyer * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 1.3.2.2 bouyer * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 1.3.2.2 bouyer * POSSIBILITY OF SUCH DAMAGE. 37 1.3.2.2 bouyer */ 38 1.3.2.2 bouyer 39 1.3.2.2 bouyer /* 40 1.3.2.2 bouyer * FTDI FT8U100AX serial adapter driver 41 1.3.2.2 bouyer */ 42 1.3.2.2 bouyer 43 1.3.2.2 bouyer /* 44 1.3.2.2 bouyer * XXX This driver will not support multiple serial ports. 45 1.3.2.2 bouyer * XXX The ucom layer needs to be extended first. 46 1.3.2.2 bouyer */ 47 1.3.2.2 bouyer 48 1.3.2.2 bouyer #include <sys/param.h> 49 1.3.2.2 bouyer #include <sys/systm.h> 50 1.3.2.2 bouyer #include <sys/kernel.h> 51 1.3.2.2 bouyer #include <sys/device.h> 52 1.3.2.2 bouyer #include <sys/conf.h> 53 1.3.2.2 bouyer #include <sys/tty.h> 54 1.3.2.2 bouyer 55 1.3.2.2 bouyer #include <dev/usb/usb.h> 56 1.3.2.2 bouyer #include <dev/usb/usbhid.h> 57 1.3.2.2 bouyer 58 1.3.2.2 bouyer #include <dev/usb/usbdi.h> 59 1.3.2.2 bouyer #include <dev/usb/usbdi_util.h> 60 1.3.2.2 bouyer #include <dev/usb/usbdevs.h> 61 1.3.2.2 bouyer 62 1.3.2.2 bouyer #include <dev/usb/ucomvar.h> 63 1.3.2.2 bouyer 64 1.3.2.2 bouyer #include <dev/usb/uftdireg.h> 65 1.3.2.2 bouyer 66 1.3.2.2 bouyer #ifdef UFTDI_DEBUG 67 1.3.2.2 bouyer #define DPRINTF(x) if (uftdidebug) printf x 68 1.3.2.2 bouyer #define DPRINTFN(n,x) if (uftdidebug>(n)) printf x 69 1.3.2.3 bouyer int uftdidebug = 0; 70 1.3.2.2 bouyer #else 71 1.3.2.2 bouyer #define DPRINTF(x) 72 1.3.2.2 bouyer #define DPRINTFN(n,x) 73 1.3.2.2 bouyer #endif 74 1.3.2.2 bouyer 75 1.3.2.2 bouyer #define UFTDI_CONFIG_INDEX 0 76 1.3.2.2 bouyer #define UFTDI_IFACE_INDEX 0 77 1.3.2.2 bouyer 78 1.3.2.2 bouyer 79 1.3.2.2 bouyer /* 80 1.3.2.2 bouyer * These are the maximum number of bytes transferred per frame. 81 1.3.2.2 bouyer * The output buffer size cannot be increased due to the size encoding. 82 1.3.2.2 bouyer */ 83 1.3.2.2 bouyer #define UFTDIIBUFSIZE 64 84 1.3.2.2 bouyer #define UFTDIOBUFSIZE 64 85 1.3.2.2 bouyer 86 1.3.2.2 bouyer struct uftdi_softc { 87 1.3.2.2 bouyer USBBASEDEVICE sc_dev; /* base device */ 88 1.3.2.2 bouyer usbd_device_handle sc_udev; /* device */ 89 1.3.2.2 bouyer usbd_interface_handle sc_iface; /* interface */ 90 1.3.2.2 bouyer 91 1.3.2.2 bouyer u_char sc_msr; 92 1.3.2.2 bouyer u_char sc_lsr; 93 1.3.2.2 bouyer 94 1.3.2.2 bouyer device_ptr_t sc_subdev; 95 1.3.2.2 bouyer 96 1.3.2.2 bouyer u_char sc_dying; 97 1.3.2.2 bouyer }; 98 1.3.2.2 bouyer 99 1.3.2.2 bouyer Static void uftdi_get_status(void *, int portno, u_char *lsr, u_char *msr); 100 1.3.2.2 bouyer Static void uftdi_set(void *, int, int, int); 101 1.3.2.2 bouyer Static int uftdi_param(void *, int, struct termios *); 102 1.3.2.2 bouyer Static int uftdi_open(void *sc, int portno); 103 1.3.2.2 bouyer Static void uftdi_read(void *sc, int portno, u_char **ptr,u_int32_t *count); 104 1.3.2.2 bouyer Static void uftdi_write(void *sc, int portno, u_char *to, u_char *from, 105 1.3.2.2 bouyer u_int32_t *count); 106 1.3.2.2 bouyer 107 1.3.2.2 bouyer struct ucom_methods uftdi_methods = { 108 1.3.2.2 bouyer uftdi_get_status, 109 1.3.2.2 bouyer uftdi_set, 110 1.3.2.2 bouyer uftdi_param, 111 1.3.2.2 bouyer NULL, 112 1.3.2.2 bouyer uftdi_open, 113 1.3.2.2 bouyer NULL, 114 1.3.2.2 bouyer uftdi_read, 115 1.3.2.2 bouyer uftdi_write, 116 1.3.2.2 bouyer }; 117 1.3.2.2 bouyer 118 1.3.2.2 bouyer USB_DECLARE_DRIVER(uftdi); 119 1.3.2.2 bouyer 120 1.3.2.2 bouyer USB_MATCH(uftdi) 121 1.3.2.2 bouyer { 122 1.3.2.2 bouyer USB_MATCH_START(uftdi, uaa); 123 1.3.2.2 bouyer 124 1.3.2.2 bouyer if (uaa->iface != NULL) 125 1.3.2.2 bouyer return (UMATCH_NONE); 126 1.3.2.2 bouyer 127 1.3.2.2 bouyer DPRINTFN(20,("uftdi: vendor=0x%x, product=0x%x\n", 128 1.3.2.2 bouyer uaa->vendor, uaa->product)); 129 1.3.2.2 bouyer 130 1.3.2.2 bouyer if (uaa->vendor == USB_VENDOR_FTDI && 131 1.3.2.2 bouyer uaa->product == USB_PRODUCT_FTDI_SERIAL) 132 1.3.2.2 bouyer return (UMATCH_VENDOR_PRODUCT); 133 1.3.2.2 bouyer 134 1.3.2.2 bouyer return (UMATCH_NONE); 135 1.3.2.2 bouyer } 136 1.3.2.2 bouyer 137 1.3.2.2 bouyer USB_ATTACH(uftdi) 138 1.3.2.2 bouyer { 139 1.3.2.2 bouyer USB_ATTACH_START(uftdi, sc, uaa); 140 1.3.2.2 bouyer usbd_device_handle dev = uaa->device; 141 1.3.2.2 bouyer usbd_interface_handle iface; 142 1.3.2.2 bouyer usb_interface_descriptor_t *id; 143 1.3.2.2 bouyer usb_endpoint_descriptor_t *ed; 144 1.3.2.2 bouyer char devinfo[1024]; 145 1.3.2.2 bouyer char *devname = USBDEVNAME(sc->sc_dev); 146 1.3.2.2 bouyer int i; 147 1.3.2.2 bouyer usbd_status err; 148 1.3.2.2 bouyer struct ucom_attach_args uca; 149 1.3.2.2 bouyer 150 1.3.2.2 bouyer DPRINTFN(10,("\nuftdi_attach: sc=%p\n", sc)); 151 1.3.2.2 bouyer 152 1.3.2.2 bouyer /* Move the device into the configured state. */ 153 1.3.2.2 bouyer err = usbd_set_config_index(dev, UFTDI_CONFIG_INDEX, 1); 154 1.3.2.2 bouyer if (err) { 155 1.3.2.2 bouyer printf("\n%s: failed to set configuration, err=%s\n", 156 1.3.2.2 bouyer devname, usbd_errstr(err)); 157 1.3.2.2 bouyer goto bad; 158 1.3.2.2 bouyer } 159 1.3.2.2 bouyer 160 1.3.2.2 bouyer err = usbd_device2interface_handle(dev, UFTDI_IFACE_INDEX, &iface); 161 1.3.2.2 bouyer if (err) { 162 1.3.2.2 bouyer printf("\n%s: failed to get interface, err=%s\n", 163 1.3.2.2 bouyer devname, usbd_errstr(err)); 164 1.3.2.2 bouyer goto bad; 165 1.3.2.2 bouyer } 166 1.3.2.2 bouyer 167 1.3.2.2 bouyer usbd_devinfo(dev, 0, devinfo); 168 1.3.2.2 bouyer USB_ATTACH_SETUP; 169 1.3.2.2 bouyer printf("%s: %s\n", devname, devinfo); 170 1.3.2.2 bouyer 171 1.3.2.2 bouyer id = usbd_get_interface_descriptor(iface); 172 1.3.2.2 bouyer 173 1.3.2.2 bouyer sc->sc_udev = dev; 174 1.3.2.2 bouyer sc->sc_iface = iface; 175 1.3.2.2 bouyer 176 1.3.2.2 bouyer uca.bulkin = uca.bulkout = -1; 177 1.3.2.2 bouyer for (i = 0; i < id->bNumEndpoints; i++) { 178 1.3.2.2 bouyer int addr, dir, attr; 179 1.3.2.2 bouyer ed = usbd_interface2endpoint_descriptor(iface, i); 180 1.3.2.2 bouyer if (ed == NULL) { 181 1.3.2.2 bouyer printf("%s: could not read endpoint descriptor" 182 1.3.2.2 bouyer ": %s\n", devname, usbd_errstr(err)); 183 1.3.2.2 bouyer goto bad; 184 1.3.2.2 bouyer } 185 1.3.2.2 bouyer 186 1.3.2.2 bouyer addr = ed->bEndpointAddress; 187 1.3.2.2 bouyer dir = UE_GET_DIR(ed->bEndpointAddress); 188 1.3.2.2 bouyer attr = ed->bmAttributes & UE_XFERTYPE; 189 1.3.2.2 bouyer if (dir == UE_DIR_IN && attr == UE_BULK) 190 1.3.2.2 bouyer uca.bulkin = addr; 191 1.3.2.2 bouyer else if (dir == UE_DIR_OUT && attr == UE_BULK) 192 1.3.2.2 bouyer uca.bulkout = addr; 193 1.3.2.2 bouyer else { 194 1.3.2.2 bouyer printf("%s: unexpected endpoint\n", devname); 195 1.3.2.2 bouyer goto bad; 196 1.3.2.2 bouyer } 197 1.3.2.2 bouyer } 198 1.3.2.2 bouyer if (uca.bulkin == -1) { 199 1.3.2.2 bouyer printf("%s: Could not find data bulk in\n", 200 1.3.2.2 bouyer USBDEVNAME(sc->sc_dev)); 201 1.3.2.2 bouyer goto bad; 202 1.3.2.2 bouyer } 203 1.3.2.2 bouyer if (uca.bulkout == -1) { 204 1.3.2.2 bouyer printf("%s: Could not find data bulk out\n", 205 1.3.2.2 bouyer USBDEVNAME(sc->sc_dev)); 206 1.3.2.2 bouyer goto bad; 207 1.3.2.2 bouyer } 208 1.3.2.2 bouyer 209 1.3.2.2 bouyer uca.portno = FTDI_PIT_SIOA; 210 1.3.2.2 bouyer /* bulkin, bulkout set above */ 211 1.3.2.2 bouyer uca.ibufsize = UFTDIIBUFSIZE; 212 1.3.2.2 bouyer uca.obufsize = UFTDIOBUFSIZE - 1; 213 1.3.2.2 bouyer uca.ibufsizepad = UFTDIIBUFSIZE; 214 1.3.2.2 bouyer uca.opkthdrlen = 1; 215 1.3.2.2 bouyer uca.device = dev; 216 1.3.2.2 bouyer uca.iface = iface; 217 1.3.2.2 bouyer uca.methods = &uftdi_methods; 218 1.3.2.2 bouyer uca.arg = sc; 219 1.3.2.4 bouyer uca.info = NULL; 220 1.3.2.4 bouyer 221 1.3.2.4 bouyer usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 222 1.3.2.4 bouyer USBDEV(sc->sc_dev)); 223 1.3.2.2 bouyer 224 1.3.2.2 bouyer DPRINTF(("uftdi: in=0x%x out=0x%x\n", uca.bulkin, uca.bulkout)); 225 1.3.2.2 bouyer sc->sc_subdev = config_found_sm(self, &uca, ucomprint, ucomsubmatch); 226 1.3.2.2 bouyer 227 1.3.2.2 bouyer USB_ATTACH_SUCCESS_RETURN; 228 1.3.2.2 bouyer 229 1.3.2.2 bouyer bad: 230 1.3.2.2 bouyer DPRINTF(("uftdi_attach: ATTACH ERROR\n")); 231 1.3.2.2 bouyer sc->sc_dying = 1; 232 1.3.2.2 bouyer USB_ATTACH_ERROR_RETURN; 233 1.3.2.2 bouyer } 234 1.3.2.2 bouyer 235 1.3.2.2 bouyer int 236 1.3.2.2 bouyer uftdi_activate(device_ptr_t self, enum devact act) 237 1.3.2.2 bouyer { 238 1.3.2.2 bouyer struct uftdi_softc *sc = (struct uftdi_softc *)self; 239 1.3.2.2 bouyer int rv = 0; 240 1.3.2.2 bouyer 241 1.3.2.2 bouyer switch (act) { 242 1.3.2.2 bouyer case DVACT_ACTIVATE: 243 1.3.2.2 bouyer return (EOPNOTSUPP); 244 1.3.2.2 bouyer break; 245 1.3.2.2 bouyer 246 1.3.2.2 bouyer case DVACT_DEACTIVATE: 247 1.3.2.2 bouyer if (sc->sc_subdev != NULL) 248 1.3.2.2 bouyer rv = config_deactivate(sc->sc_subdev); 249 1.3.2.2 bouyer sc->sc_dying = 1; 250 1.3.2.2 bouyer break; 251 1.3.2.2 bouyer } 252 1.3.2.2 bouyer return (rv); 253 1.3.2.2 bouyer } 254 1.3.2.2 bouyer 255 1.3.2.2 bouyer int 256 1.3.2.2 bouyer uftdi_detach(device_ptr_t self, int flags) 257 1.3.2.2 bouyer { 258 1.3.2.2 bouyer struct uftdi_softc *sc = (struct uftdi_softc *)self; 259 1.3.2.2 bouyer int rv = 0; 260 1.3.2.2 bouyer 261 1.3.2.2 bouyer DPRINTF(("uftdi_detach: sc=%p flags=%d\n", sc, flags)); 262 1.3.2.2 bouyer sc->sc_dying = 1; 263 1.3.2.2 bouyer if (sc->sc_subdev != NULL) { 264 1.3.2.2 bouyer rv = config_detach(sc->sc_subdev, flags); 265 1.3.2.2 bouyer sc->sc_subdev = NULL; 266 1.3.2.2 bouyer } 267 1.3.2.4 bouyer 268 1.3.2.4 bouyer usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 269 1.3.2.4 bouyer USBDEV(sc->sc_dev)); 270 1.3.2.4 bouyer 271 1.3.2.2 bouyer return (0); 272 1.3.2.2 bouyer } 273 1.3.2.2 bouyer 274 1.3.2.2 bouyer Static int 275 1.3.2.2 bouyer uftdi_open(void *vsc, int portno) 276 1.3.2.2 bouyer { 277 1.3.2.2 bouyer struct uftdi_softc *sc = vsc; 278 1.3.2.2 bouyer usb_device_request_t req; 279 1.3.2.2 bouyer usbd_status err; 280 1.3.2.2 bouyer struct termios t; 281 1.3.2.2 bouyer 282 1.3.2.2 bouyer DPRINTF(("uftdi_open: sc=%p\n", sc)); 283 1.3.2.2 bouyer 284 1.3.2.2 bouyer if (sc->sc_dying) 285 1.3.2.2 bouyer return (EIO); 286 1.3.2.2 bouyer 287 1.3.2.2 bouyer /* Perform a full reset on the device */ 288 1.3.2.2 bouyer req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 289 1.3.2.2 bouyer req.bRequest = FTDI_SIO_RESET; 290 1.3.2.2 bouyer USETW(req.wValue, FTDI_SIO_RESET_SIO); 291 1.3.2.2 bouyer USETW(req.wIndex, portno); 292 1.3.2.2 bouyer USETW(req.wLength, 0); 293 1.3.2.2 bouyer err = usbd_do_request(sc->sc_udev, &req, NULL); 294 1.3.2.2 bouyer if (err) 295 1.3.2.2 bouyer return (EIO); 296 1.3.2.2 bouyer 297 1.3.2.2 bouyer /* Set 9600 baud, 2 stop bits, no parity, 8 bits */ 298 1.3.2.2 bouyer t.c_ospeed = 9600; 299 1.3.2.2 bouyer t.c_cflag = CSTOPB | CS8; 300 1.3.2.2 bouyer (void)uftdi_param(sc, portno, &t); 301 1.3.2.2 bouyer 302 1.3.2.2 bouyer /* Turn on RTS/CTS flow control */ 303 1.3.2.2 bouyer req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 304 1.3.2.2 bouyer req.bRequest = FTDI_SIO_SET_FLOW_CTRL; 305 1.3.2.2 bouyer USETW(req.wValue, 0); 306 1.3.2.2 bouyer USETW2(req.wIndex, FTDI_SIO_RTS_CTS_HS, portno); 307 1.3.2.2 bouyer USETW(req.wLength, 0); 308 1.3.2.2 bouyer err = usbd_do_request(sc->sc_udev, &req, NULL); 309 1.3.2.2 bouyer if (err) 310 1.3.2.2 bouyer return (EIO); 311 1.3.2.2 bouyer 312 1.3.2.2 bouyer return (0); 313 1.3.2.2 bouyer } 314 1.3.2.2 bouyer 315 1.3.2.2 bouyer Static void 316 1.3.2.2 bouyer uftdi_read(void *vsc, int portno, u_char **ptr, u_int32_t *count) 317 1.3.2.2 bouyer { 318 1.3.2.2 bouyer struct uftdi_softc *sc = vsc; 319 1.3.2.2 bouyer u_char msr, lsr; 320 1.3.2.2 bouyer 321 1.3.2.2 bouyer DPRINTFN(15,("uftdi_read: sc=%p, port=%d count=%d\n", sc, portno, 322 1.3.2.2 bouyer *count)); 323 1.3.2.2 bouyer 324 1.3.2.2 bouyer msr = FTDI_GET_MSR(*ptr); 325 1.3.2.2 bouyer lsr = FTDI_GET_LSR(*ptr); 326 1.3.2.2 bouyer 327 1.3.2.2 bouyer #ifdef UFTDI_DEBUG 328 1.3.2.2 bouyer if (*count != 2) 329 1.3.2.2 bouyer DPRINTFN(10,("uftdi_read: sc=%p, port=%d count=%d data[0]=" 330 1.3.2.2 bouyer "0x%02x\n", sc, portno, *count, (*ptr)[2])); 331 1.3.2.2 bouyer #endif 332 1.3.2.2 bouyer 333 1.3.2.2 bouyer if (sc->sc_msr != msr || 334 1.3.2.2 bouyer (sc->sc_lsr & FTDI_LSR_MASK) != (lsr & FTDI_LSR_MASK)) { 335 1.3.2.2 bouyer DPRINTF(("uftdi_read: status change msr=0x%02x(0x%02x) " 336 1.3.2.2 bouyer "lsr=0x%02x(0x%02x)\n", msr, sc->sc_msr, 337 1.3.2.2 bouyer lsr, sc->sc_lsr)); 338 1.3.2.2 bouyer sc->sc_msr = msr; 339 1.3.2.2 bouyer sc->sc_lsr = lsr; 340 1.3.2.2 bouyer ucom_status_change((struct ucom_softc *)sc->sc_subdev); 341 1.3.2.2 bouyer } 342 1.3.2.2 bouyer 343 1.3.2.2 bouyer /* Pick up status and adjust data part. */ 344 1.3.2.2 bouyer *ptr += 2; 345 1.3.2.2 bouyer *count -= 2; 346 1.3.2.2 bouyer } 347 1.3.2.2 bouyer 348 1.3.2.2 bouyer Static void 349 1.3.2.2 bouyer uftdi_write(void *vsc, int portno, u_char *to, u_char *from, u_int32_t *count) 350 1.3.2.2 bouyer { 351 1.3.2.2 bouyer DPRINTFN(10,("uftdi_write: sc=%p, port=%d count=%u data[0]=0x%02x\n", 352 1.3.2.2 bouyer vsc, portno, *count, from[0])); 353 1.3.2.2 bouyer 354 1.3.2.2 bouyer /* Make length tag and copy data */ 355 1.3.2.2 bouyer *to = FTDI_OUT_TAG(*count, portno); 356 1.3.2.2 bouyer memcpy(to+1, from, *count); 357 1.3.2.2 bouyer ++*count; 358 1.3.2.2 bouyer } 359 1.3.2.2 bouyer 360 1.3.2.2 bouyer Static void 361 1.3.2.2 bouyer uftdi_set(void *vsc, int portno, int reg, int onoff) 362 1.3.2.2 bouyer { 363 1.3.2.2 bouyer struct uftdi_softc *sc = vsc; 364 1.3.2.2 bouyer usb_device_request_t req; 365 1.3.2.2 bouyer int ctl; 366 1.3.2.2 bouyer 367 1.3.2.2 bouyer DPRINTF(("uftdi_set: sc=%p, port=%d reg=%d onoff=%d\n", vsc, portno, 368 1.3.2.2 bouyer reg, onoff)); 369 1.3.2.2 bouyer 370 1.3.2.2 bouyer switch (reg) { 371 1.3.2.2 bouyer case UCOM_SET_DTR: 372 1.3.2.2 bouyer ctl = onoff ? FTDI_SIO_SET_DTR_HIGH : FTDI_SIO_SET_DTR_LOW; 373 1.3.2.2 bouyer break; 374 1.3.2.2 bouyer case UCOM_SET_RTS: 375 1.3.2.2 bouyer ctl = onoff ? FTDI_SIO_SET_RTS_HIGH : FTDI_SIO_SET_RTS_LOW; 376 1.3.2.2 bouyer break; 377 1.3.2.2 bouyer case UCOM_SET_BREAK: 378 1.3.2.2 bouyer /* XXX how do we set break? */ 379 1.3.2.2 bouyer return; 380 1.3.2.2 bouyer default: 381 1.3.2.2 bouyer return; 382 1.3.2.2 bouyer } 383 1.3.2.2 bouyer req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 384 1.3.2.2 bouyer req.bRequest = FTDI_SIO_MODEM_CTRL; 385 1.3.2.2 bouyer USETW(req.wValue, ctl); 386 1.3.2.2 bouyer USETW(req.wIndex, portno); 387 1.3.2.2 bouyer USETW(req.wLength, 0); 388 1.3.2.2 bouyer DPRINTFN(2,("uftdi_set: reqtype=0x%02x req=0x%02x value=0x%04x " 389 1.3.2.2 bouyer "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 390 1.3.2.2 bouyer UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 391 1.3.2.2 bouyer (void)usbd_do_request(sc->sc_udev, &req, NULL); 392 1.3.2.2 bouyer } 393 1.3.2.2 bouyer 394 1.3.2.2 bouyer Static int 395 1.3.2.2 bouyer uftdi_param(void *vsc, int portno, struct termios *t) 396 1.3.2.2 bouyer { 397 1.3.2.2 bouyer struct uftdi_softc *sc = vsc; 398 1.3.2.2 bouyer usb_device_request_t req; 399 1.3.2.2 bouyer usbd_status err; 400 1.3.2.2 bouyer int rate, data; 401 1.3.2.2 bouyer 402 1.3.2.2 bouyer DPRINTF(("uftdi_param: sc=%p\n", sc)); 403 1.3.2.2 bouyer 404 1.3.2.2 bouyer if (sc->sc_dying) 405 1.3.2.2 bouyer return (EIO); 406 1.3.2.2 bouyer 407 1.3.2.2 bouyer switch (t->c_ospeed) { 408 1.3.2.2 bouyer case 300: rate = ftdi_sio_b300; break; 409 1.3.2.2 bouyer case 600: rate = ftdi_sio_b600; break; 410 1.3.2.2 bouyer case 1200: rate = ftdi_sio_b1200; break; 411 1.3.2.2 bouyer case 2400: rate = ftdi_sio_b2400; break; 412 1.3.2.2 bouyer case 4800: rate = ftdi_sio_b4800; break; 413 1.3.2.2 bouyer case 9600: rate = ftdi_sio_b9600; break; 414 1.3.2.2 bouyer case 19200: rate = ftdi_sio_b19200; break; 415 1.3.2.2 bouyer case 38400: rate = ftdi_sio_b38400; break; 416 1.3.2.2 bouyer case 57600: rate = ftdi_sio_b57600; break; 417 1.3.2.2 bouyer case 115200: rate = ftdi_sio_b115200; break; 418 1.3.2.2 bouyer default: 419 1.3.2.2 bouyer return (EINVAL); 420 1.3.2.2 bouyer } 421 1.3.2.2 bouyer req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 422 1.3.2.2 bouyer req.bRequest = FTDI_SIO_SET_BAUD_RATE; 423 1.3.2.2 bouyer USETW(req.wValue, rate); 424 1.3.2.2 bouyer USETW(req.wIndex, portno); 425 1.3.2.2 bouyer USETW(req.wLength, 0); 426 1.3.2.2 bouyer DPRINTFN(2,("uftdi_param: reqtype=0x%02x req=0x%02x value=0x%04x " 427 1.3.2.2 bouyer "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 428 1.3.2.2 bouyer UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 429 1.3.2.2 bouyer err = usbd_do_request(sc->sc_udev, &req, NULL); 430 1.3.2.2 bouyer if (err) 431 1.3.2.2 bouyer return (EIO); 432 1.3.2.2 bouyer 433 1.3.2.2 bouyer if (ISSET(t->c_cflag, CSTOPB)) 434 1.3.2.2 bouyer data = FTDI_SIO_SET_DATA_STOP_BITS_2; 435 1.3.2.2 bouyer else 436 1.3.2.2 bouyer data = FTDI_SIO_SET_DATA_STOP_BITS_1; 437 1.3.2.2 bouyer if (ISSET(t->c_cflag, PARENB)) { 438 1.3.2.2 bouyer if (ISSET(t->c_cflag, PARODD)) 439 1.3.2.2 bouyer data |= FTDI_SIO_SET_DATA_PARITY_ODD; 440 1.3.2.2 bouyer else 441 1.3.2.2 bouyer data |= FTDI_SIO_SET_DATA_PARITY_EVEN; 442 1.3.2.2 bouyer } else 443 1.3.2.2 bouyer data |= FTDI_SIO_SET_DATA_PARITY_NONE; 444 1.3.2.2 bouyer switch (ISSET(t->c_cflag, CSIZE)) { 445 1.3.2.2 bouyer case CS5: 446 1.3.2.2 bouyer data |= FTDI_SIO_SET_DATA_BITS(5); 447 1.3.2.2 bouyer break; 448 1.3.2.2 bouyer case CS6: 449 1.3.2.2 bouyer data |= FTDI_SIO_SET_DATA_BITS(6); 450 1.3.2.2 bouyer break; 451 1.3.2.2 bouyer case CS7: 452 1.3.2.2 bouyer data |= FTDI_SIO_SET_DATA_BITS(7); 453 1.3.2.2 bouyer break; 454 1.3.2.2 bouyer case CS8: 455 1.3.2.2 bouyer data |= FTDI_SIO_SET_DATA_BITS(8); 456 1.3.2.2 bouyer break; 457 1.3.2.2 bouyer } 458 1.3.2.2 bouyer req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 459 1.3.2.2 bouyer req.bRequest = FTDI_SIO_SET_DATA; 460 1.3.2.2 bouyer USETW(req.wValue, data); 461 1.3.2.2 bouyer USETW(req.wIndex, portno); 462 1.3.2.2 bouyer USETW(req.wLength, 0); 463 1.3.2.2 bouyer DPRINTFN(2,("uftdi_param: reqtype=0x%02x req=0x%02x value=0x%04x " 464 1.3.2.2 bouyer "index=0x%04x len=%d\n", req.bmRequestType, req.bRequest, 465 1.3.2.2 bouyer UGETW(req.wValue), UGETW(req.wIndex), UGETW(req.wLength))); 466 1.3.2.2 bouyer err = usbd_do_request(sc->sc_udev, &req, NULL); 467 1.3.2.2 bouyer if (err) 468 1.3.2.2 bouyer return (EIO); 469 1.3.2.2 bouyer 470 1.3.2.2 bouyer return (0); 471 1.3.2.2 bouyer } 472 1.3.2.2 bouyer 473 1.3.2.2 bouyer void 474 1.3.2.2 bouyer uftdi_get_status(void *vsc, int portno, u_char *lsr, u_char *msr) 475 1.3.2.2 bouyer { 476 1.3.2.2 bouyer struct uftdi_softc *sc = vsc; 477 1.3.2.2 bouyer 478 1.3.2.2 bouyer DPRINTF(("uftdi_status: msr=0x%02x lsr=0x%02x\n", 479 1.3.2.2 bouyer sc->sc_msr, sc->sc_lsr)); 480 1.3.2.2 bouyer 481 1.3.2.2 bouyer if (msr != NULL) 482 1.3.2.2 bouyer *msr = sc->sc_msr; 483 1.3.2.2 bouyer if (lsr != NULL) 484 1.3.2.2 bouyer *lsr = sc->sc_lsr; 485 1.3.2.2 bouyer } 486
Indexes created Fri Oct 03 14:09:59 GMT 2025