stuirda.c revision 1.3.2.1
1 /* $NetBSD: stuirda.c,v 1.3.2.1 2007/12/11 15:40:02 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 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: stuirda.c,v 1.3.2.1 2007/12/11 15:40:02 yamt Exp $"); 41 42 #include <sys/param.h> 43 44 #include <sys/device.h> 45 #include <sys/systm.h> 46 #include <sys/kernel.h> 47 #include <sys/device.h> 48 #include <sys/lock.h> 49 #include <sys/ioctl.h> 50 #include <sys/conf.h> 51 #include <sys/file.h> 52 #include <sys/poll.h> 53 #include <sys/select.h> 54 #include <sys/proc.h> 55 56 57 #include <dev/firmload.h> 58 #include <dev/usb/usb.h> 59 #include <dev/usb/usbdi.h> 60 #include <dev/usb/usbdi_util.h> 61 #include <dev/usb/usbdevs.h> 62 #include <dev/usb/usb_port.h> 63 64 #include <dev/ir/ir.h> 65 #include <dev/ir/irdaio.h> 66 #include <dev/ir/irframevar.h> 67 68 #include <dev/usb/uirdavar.h> 69 70 #ifdef UIRDA_DEBUG 71 #define DPRINTF(x) if (stuirdadebug) logprintf x 72 #define DPRINTFN(n,x) if (stuirdadebug>(n)) logprintf x 73 int stuirdadebug = 1; 74 #else 75 #define DPRINTF(x) 76 #define DPRINTFN(n,x) 77 #endif 78 79 struct stuirda_softc { 80 struct uirda_softc sc_uirda; 81 }; 82 83 int stuirda_fwload(struct uirda_softc *sc); 84 85 /* 86 * These devices need firmware download. 87 */ 88 Static const struct usb_devno stuirda_devs[] = { 89 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_SIR4116 }, 90 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_FIR4210 }, 91 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_VFIR4220 }, 92 }; 93 #define stuirda_lookup(v, p) (usb_lookup(stuirda_devs, v, p)) 94 95 int stuirda_write(void *h, struct uio *uio, int flag); 96 97 struct irframe_methods stuirda_methods = { 98 uirda_open, uirda_close, uirda_read, stuirda_write, uirda_poll, 99 uirda_kqfilter, uirda_set_params, uirda_get_speeds, 100 uirda_get_turnarounds 101 }; 102 103 #define STUIRDA_HEADER_SIZE 3 104 105 #define stuirda_activate uirda_activate 106 #define stuirda_detach uirda_detach 107 108 USB_DECLARE_DRIVER(stuirda); 109 110 USB_MATCH(stuirda) 111 { 112 USB_IFMATCH_START(stuirda, uaa); 113 114 DPRINTFN(50,("stuirda_match\n")); 115 116 if (stuirda_lookup(uaa->vendor, uaa->product) != NULL) 117 return (UMATCH_VENDOR_PRODUCT); 118 119 return (UMATCH_NONE); 120 } 121 122 void uirda_attach(struct device *,struct device *,void *); 123 124 USB_ATTACH(stuirda) 125 { 126 USB_IFATTACH_START(stuirda, sc, uaa); 127 128 (void)uaa; 129 130 sc->sc_uirda.sc_loadfw = stuirda_fwload; 131 sc->sc_uirda.sc_irm = &stuirda_methods; 132 sc->sc_uirda.sc_hdszi = STUIRDA_HEADER_SIZE; 133 134 uirda_attach(parent,self,aux); 135 } 136 137 int 138 stuirda_fwload(struct uirda_softc *sc) { 139 140 141 int rc; 142 firmware_handle_t fh; 143 off_t fwsize; 144 usb_device_descriptor_t usbddsc; 145 usbd_xfer_handle fwxfer; 146 usbd_pipe_handle fwpipe; 147 usbd_status status; 148 usb_device_request_t req; 149 char *buffer; 150 char *p; 151 char fwname[12]; 152 int n; 153 u_int8_t *usbbuf; 154 /* size_t bsize; */ 155 156 printf("%s: needing to download firmware\n", 157 USBDEVNAME(sc->sc_dev)); 158 159 status = usbd_get_device_desc(sc->sc_udev, &usbddsc); 160 if (status) { 161 printf("%s: can't get device descriptor, status %d\n", 162 USBDEVNAME(sc->sc_dev), status); 163 return status; 164 } 165 166 rc = usbd_get_class_desc(sc->sc_udev, UDESC_IRDA, 0, 167 USB_IRDA_DESCRIPTOR_SIZE, &sc->sc_irdadesc); 168 printf("error %d reading class desc\n", rc); 169 170 sprintf(fwname, "4210%02x%02x.sb", 171 usbddsc.bcdDevice[1], 172 usbddsc.bcdDevice[0]); 173 174 printf("%s: Attempting to load firmware %s\n", 175 USBDEVNAME(sc->sc_dev), fwname); 176 177 rc = firmware_open("uirda", fwname, &fh); 178 179 if (rc) { 180 printf("%s: Cannot load firmware\n", 181 USBDEVNAME(sc->sc_dev)); 182 return 0; 183 return rc; 184 } 185 fwsize = firmware_get_size(fh); 186 187 printf("%s: Firmware size %lld\n", 188 USBDEVNAME(sc->sc_dev), (long long)fwsize); 189 190 buffer = firmware_malloc(fwsize); 191 if (buffer == NULL) { 192 printf("%s: Cannot load firmware: out of memory\n", 193 USBDEVNAME(sc->sc_dev)); 194 goto giveup2; 195 } 196 197 rc = firmware_read(fh, 0, buffer, (size_t)fwsize); 198 199 if (rc) { 200 printf("%s: Cannot read firmware\n", USBDEVNAME(sc->sc_dev)); 201 goto giveup3; 202 } 203 204 for (p = buffer + sizeof("Product Version:"); 205 p < buffer + fwsize - 5; p++) { 206 207 if (0x1A == *p) 208 break; 209 } 210 if (0x1a != *p || memcmp(p+1, "STMP", 4) != 0) { 211 /* firmware bad */ 212 printf("%s: Bad firmware\n", USBDEVNAME(sc->sc_dev)); 213 goto giveup3; 214 } 215 216 p += 5; 217 218 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 219 req.bRequest = 2 /* XXX magic */; 220 USETW(req.wValue, 0); 221 USETW(req.wIndex, 0); 222 USETW(req.wLength, 0); 223 rc = usbd_do_request(sc->sc_udev, &req, 0); 224 if (rc) { 225 printf("%s: Cannot switch to f/w d/l mode, error %d\n", 226 USBDEVNAME(sc->sc_dev), rc); 227 goto giveup4; 228 } 229 230 delay(100000); 231 232 rc = usbd_open_pipe(sc->sc_iface, sc->sc_wr_addr, 0, &fwpipe); 233 if (rc) { 234 printf("%s: Cannot open pipe, rc=%d\n", 235 USBDEVNAME(sc->sc_dev), rc); 236 goto giveup3; 237 } 238 fwxfer = usbd_alloc_xfer(sc->sc_udev); 239 if (fwxfer == NULL) { 240 printf("%s: Cannot alloc xfer\n", USBDEVNAME(sc->sc_dev)); 241 goto giveup4; 242 } 243 usbbuf = usbd_alloc_buffer(fwxfer, 1024); 244 if (usbbuf == NULL) { 245 printf("%s: Cannot alloc usb buf\n", USBDEVNAME(sc->sc_dev)); 246 goto giveup5; 247 } 248 n = (buffer + fwsize - p); 249 while (n > 0) { 250 if (n > 1023) 251 n = 1023; 252 memcpy(usbbuf, p, n); 253 rc = usbd_bulk_transfer(fwxfer, fwpipe, 254 USBD_SYNCHRONOUS|USBD_FORCE_SHORT_XFER, 255 5000, usbbuf, &n, "uirda-fw-wr"); 256 printf("%s: write: rc=%d, %d left\n", 257 USBDEVNAME(sc->sc_dev), rc, n); 258 if (rc) { 259 printf("%s: write: rc=%d, %d bytes written\n", 260 USBDEVNAME(sc->sc_dev), rc, n); 261 goto giveup4; 262 } 263 printf("%s: written %d\n", USBDEVNAME(sc->sc_dev), n); 264 p += n; 265 n = (buffer + fwsize - p); 266 } 267 delay(100000); 268 /* TODO: more code here */ 269 rc = 0; 270 usbd_free_buffer(fwxfer); 271 272 giveup5: usbd_free_xfer(fwxfer); 273 giveup4: usbd_close_pipe(fwpipe); 274 giveup3: firmware_free(buffer, fwsize); 275 giveup2: firmware_close(fh); 276 277 return rc; 278 279 } 280 281 int 282 stuirda_write(void *h, struct uio *uio, int flag) 283 { 284 struct uirda_softc *sc = h; 285 usbd_status err; 286 u_int32_t n; 287 int error = 0; 288 289 DPRINTFN(1,("%s: sc=%p\n", __func__, sc)); 290 291 if (sc->sc_dying) 292 return (EIO); 293 294 #ifdef DIAGNOSTIC 295 if (sc->sc_wr_buf == NULL) 296 return (EINVAL); 297 #endif 298 299 n = uio->uio_resid; 300 if (n > sc->sc_params.maxsize) 301 return (EINVAL); 302 303 sc->sc_refcnt++; 304 mutex_enter(&sc->sc_wr_buf_lk); 305 306 sc->sc_wr_buf[0] = UIRDA_EB_NO_CHANGE | UIRDA_NO_SPEED; 307 308 sc->sc_wr_buf[1] = 0; 309 sc->sc_wr_buf[2] = 7; /* XXX turnaround - maximum for now */ 310 if ((n > 0 && (n % 128) == 0 && (n % 512) != 0)) { 311 sc->sc_wr_buf[1] = 1; 312 } 313 314 error = uiomove(sc->sc_wr_buf + STUIRDA_HEADER_SIZE, n, uio); 315 if (!error) { 316 DPRINTFN(1, ("uirdawrite: transfer %d bytes\n", n)); 317 318 n += STUIRDA_HEADER_SIZE + sc->sc_wr_buf[1]; 319 err = usbd_bulk_transfer(sc->sc_wr_xfer, sc->sc_wr_pipe, 320 USBD_FORCE_SHORT_XFER|USBD_NO_COPY, 321 UIRDA_WR_TIMEOUT, 322 sc->sc_wr_buf, &n, "uirdawr"); 323 DPRINTFN(2, ("uirdawrite: err=%d\n", err)); 324 if (err) { 325 if (err == USBD_INTERRUPTED) 326 error = EINTR; 327 else if (err == USBD_TIMEOUT) 328 error = ETIMEDOUT; 329 else 330 error = EIO; 331 } 332 } 333 334 mutex_exit(&sc->sc_wr_buf_lk); 335 if (--sc->sc_refcnt < 0) 336 usb_detach_wakeup(USBDEV(sc->sc_dev)); 337 338 DPRINTFN(1,("%s: sc=%p done\n", __func__, sc)); 339 return (error); 340 } 341
Indexes created Sun Oct 19 02:09:48 GMT 2025