stuirda.c revision 1.2.16.3
1 /* $NetBSD: stuirda.c,v 1.2.16.3 2007/12/07 17:31:32 yamt Exp $ */ 2 3 /* 4 * Copyright (c) 2001,2007 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (lennart (at) augustsson.net). 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 #include <sys/cdefs.h> 39 #include <sys/param.h> 40 41 #include <sys/device.h> 42 #include <sys/systm.h> 43 #include <sys/kernel.h> 44 #include <sys/device.h> 45 #include <sys/lock.h> 46 #include <sys/ioctl.h> 47 #include <sys/conf.h> 48 #include <sys/file.h> 49 #include <sys/poll.h> 50 #include <sys/select.h> 51 #include <sys/proc.h> 52 53 54 #include <dev/firmload.h> 55 #include <dev/usb/usb.h> 56 #include <dev/usb/usbdi.h> 57 #include <dev/usb/usbdi_util.h> 58 #include <dev/usb/usbdevs.h> 59 #include <dev/usb/usb_port.h> 60 61 #include <dev/ir/ir.h> 62 #include <dev/ir/irdaio.h> 63 #include <dev/ir/irframevar.h> 64 65 #include <dev/usb/uirdavar.h> 66 67 #ifdef UIRDA_DEBUG 68 #define DPRINTF(x) if (stuirdadebug) logprintf x 69 #define DPRINTFN(n,x) if (stuirdadebug>(n)) logprintf x 70 int stuirdadebug = 1; 71 #else 72 #define DPRINTF(x) 73 #define DPRINTFN(n,x) 74 #endif 75 76 struct stuirda_softc { 77 struct uirda_softc sc_uirda; 78 }; 79 80 int stuirda_fwload(struct uirda_softc *sc); 81 82 /* 83 * These devices need firmware download. 84 */ 85 Static const struct usb_devno stuirda_devs[] = { 86 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_SIR4116 }, 87 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_FIR4210 }, 88 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_VFIR4220 }, 89 }; 90 #define stuirda_lookup(v, p) (usb_lookup(stuirda_devs, v, p)) 91 92 int stuirda_write(void *h, struct uio *uio, int flag); 93 94 struct irframe_methods stuirda_methods = { 95 uirda_open, uirda_close, uirda_read, stuirda_write, uirda_poll, 96 uirda_kqfilter, uirda_set_params, uirda_get_speeds, 97 uirda_get_turnarounds 98 }; 99 100 #define STUIRDA_HEADER_SIZE 3 101 102 #define stuirda_activate uirda_activate 103 #define stuirda_detach uirda_detach 104 105 USB_DECLARE_DRIVER(stuirda); 106 107 USB_MATCH(stuirda) 108 { 109 USB_IFMATCH_START(stuirda, uaa); 110 111 DPRINTFN(50,("stuirda_match\n")); 112 113 if (stuirda_lookup(uaa->vendor, uaa->product) != NULL) 114 return (UMATCH_VENDOR_PRODUCT); 115 116 return (UMATCH_NONE); 117 } 118 119 void uirda_attach(struct device *,struct device *,void *); 120 121 USB_ATTACH(stuirda) 122 { 123 USB_IFATTACH_START(stuirda, sc, uaa); 124 125 (void)uaa; 126 127 sc->sc_uirda.sc_loadfw = stuirda_fwload; 128 sc->sc_uirda.sc_irm = &stuirda_methods; 129 sc->sc_uirda.sc_hdszi = STUIRDA_HEADER_SIZE; 130 131 uirda_attach(parent,self,aux); 132 } 133 134 int 135 stuirda_fwload(struct uirda_softc *sc) { 136 137 138 int rc; 139 firmware_handle_t fh; 140 off_t fwsize; 141 usb_device_descriptor_t usbddsc; 142 usbd_xfer_handle fwxfer; 143 usbd_pipe_handle fwpipe; 144 usbd_status status; 145 usb_device_request_t req; 146 char *buffer; 147 char *p; 148 char fwname[12]; 149 int n; 150 u_int8_t *usbbuf; 151 /* size_t bsize; */ 152 153 printf("%s: needing to download firmware\n", 154 USBDEVNAME(sc->sc_dev)); 155 156 status = usbd_get_device_desc(sc->sc_udev, &usbddsc); 157 if (status) { 158 printf("%s: can't get device descriptor, status %d\n", 159 USBDEVNAME(sc->sc_dev), status); 160 return status; 161 } 162 163 rc = usbd_get_class_desc(sc->sc_udev, UDESC_IRDA, 0, 164 USB_IRDA_DESCRIPTOR_SIZE, &sc->sc_irdadesc); 165 printf("error %d reading class desc\n", rc); 166 167 sprintf(fwname, "4210%02x%02x.sb", 168 usbddsc.bcdDevice[1], 169 usbddsc.bcdDevice[0]); 170 171 printf("%s: Attempting to load firmware %s\n", 172 USBDEVNAME(sc->sc_dev), fwname); 173 174 rc = firmware_open("uirda", fwname, &fh); 175 176 if (rc) { 177 printf("%s: Cannot load firmware\n", 178 USBDEVNAME(sc->sc_dev)); 179 return 0; 180 return rc; 181 } 182 fwsize = firmware_get_size(fh); 183 184 printf("%s: Firmware size %lld\n", 185 USBDEVNAME(sc->sc_dev), (long long)fwsize); 186 187 buffer = firmware_malloc(fwsize); 188 if (buffer == NULL) { 189 printf("%s: Cannot load firmware: out of memory\n", 190 USBDEVNAME(sc->sc_dev)); 191 goto giveup2; 192 } 193 194 rc = firmware_read(fh, 0, buffer, (size_t)fwsize); 195 196 if (rc) { 197 printf("%s: Cannot read firmware\n", USBDEVNAME(sc->sc_dev)); 198 goto giveup3; 199 } 200 201 for (p = buffer + sizeof("Product Version:"); 202 p < buffer + fwsize - 5; p++) { 203 204 if (0x1A == *p) 205 break; 206 } 207 if (0x1a != *p || memcmp(p+1, "STMP", 4) != 0) { 208 /* firmware bad */ 209 printf("%s: Bad firmware\n", USBDEVNAME(sc->sc_dev)); 210 goto giveup3; 211 } 212 213 p += 5; 214 215 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 216 req.bRequest = 2 /* XXX magic */; 217 USETW(req.wValue, 0); 218 USETW(req.wIndex, 0); 219 USETW(req.wLength, 0); 220 rc = usbd_do_request(sc->sc_udev, &req, 0); 221 if (rc) { 222 printf("%s: Cannot switch to f/w d/l mode, error %d\n", 223 USBDEVNAME(sc->sc_dev), rc); 224 goto giveup4; 225 } 226 227 delay(100000); 228 229 rc = usbd_open_pipe(sc->sc_iface, sc->sc_wr_addr, 0, &fwpipe); 230 if (rc) { 231 printf("%s: Cannot open pipe, rc=%d\n", 232 USBDEVNAME(sc->sc_dev), rc); 233 goto giveup3; 234 } 235 fwxfer = usbd_alloc_xfer(sc->sc_udev); 236 if (fwxfer == NULL) { 237 printf("%s: Cannot alloc xfer\n", USBDEVNAME(sc->sc_dev)); 238 goto giveup4; 239 } 240 usbbuf = usbd_alloc_buffer(fwxfer, 1024); 241 if (usbbuf == NULL) { 242 printf("%s: Cannot alloc usb buf\n", USBDEVNAME(sc->sc_dev)); 243 goto giveup5; 244 } 245 n = (buffer + fwsize - p); 246 while (n > 0) { 247 if (n > 1023) 248 n = 1023; 249 memcpy(usbbuf, p, n); 250 rc = usbd_bulk_transfer(fwxfer, fwpipe, 251 USBD_SYNCHRONOUS|USBD_FORCE_SHORT_XFER, 252 5000, usbbuf, &n, "uirda-fw-wr"); 253 printf("%s: write: rc=%d, %d left\n", 254 USBDEVNAME(sc->sc_dev), rc, n); 255 if (rc) { 256 printf("%s: write: rc=%d, %d bytes written\n", 257 USBDEVNAME(sc->sc_dev), rc, n); 258 goto giveup4; 259 } 260 printf("%s: written %d\n", USBDEVNAME(sc->sc_dev), n); 261 p += n; 262 n = (buffer + fwsize - p); 263 } 264 delay(100000); 265 /* TODO: more code here */ 266 rc = 0; 267 usbd_free_buffer(fwxfer); 268 269 giveup5: usbd_free_xfer(fwxfer); 270 giveup4: usbd_close_pipe(fwpipe); 271 giveup3: firmware_free(buffer, fwsize); 272 giveup2: firmware_close(fh); 273 274 return rc; 275 276 } 277 278 int 279 stuirda_write(void *h, struct uio *uio, int flag) 280 { 281 struct uirda_softc *sc = h; 282 usbd_status err; 283 u_int32_t n; 284 int error = 0; 285 286 DPRINTFN(1,("%s: sc=%p\n", __func__, sc)); 287 288 if (sc->sc_dying) 289 return (EIO); 290 291 #ifdef DIAGNOSTIC 292 if (sc->sc_wr_buf == NULL) 293 return (EINVAL); 294 #endif 295 296 n = uio->uio_resid; 297 if (n > sc->sc_params.maxsize) 298 return (EINVAL); 299 300 sc->sc_refcnt++; 301 mutex_enter(&sc->sc_wr_buf_lk); 302 303 sc->sc_wr_buf[0] = UIRDA_EB_NO_CHANGE | UIRDA_NO_SPEED; 304 305 sc->sc_wr_buf[1] = 0; 306 sc->sc_wr_buf[2] = 7; /* XXX turnaround - maximum for now */ 307 if ((n > 0 && (n % 128) == 0 && (n % 512) != 0)) { 308 sc->sc_wr_buf[1] = 1; 309 } 310 311 error = uiomove(sc->sc_wr_buf + STUIRDA_HEADER_SIZE, n, uio); 312 if (!error) { 313 DPRINTFN(1, ("uirdawrite: transfer %d bytes\n", n)); 314 315 n += STUIRDA_HEADER_SIZE + sc->sc_wr_buf[1]; 316 err = usbd_bulk_transfer(sc->sc_wr_xfer, sc->sc_wr_pipe, 317 USBD_FORCE_SHORT_XFER|USBD_NO_COPY, 318 UIRDA_WR_TIMEOUT, 319 sc->sc_wr_buf, &n, "uirdawr"); 320 DPRINTFN(2, ("uirdawrite: err=%d\n", err)); 321 if (err) { 322 if (err == USBD_INTERRUPTED) 323 error = EINTR; 324 else if (err == USBD_TIMEOUT) 325 error = ETIMEDOUT; 326 else 327 error = EIO; 328 } 329 } 330 331 mutex_exit(&sc->sc_wr_buf_lk); 332 if (--sc->sc_refcnt < 0) 333 usb_detach_wakeup(USBDEV(sc->sc_dev)); 334 335 DPRINTFN(1,("%s: sc=%p done\n", __func__, sc)); 336 return (error); 337 } 338
Indexes created Fri Oct 17 03:10:13 GMT 2025