stuirda.c revision 1.6.2.1
1 /* $NetBSD: stuirda.c,v 1.6.2.1 2008/05/18 12:34:50 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: stuirda.c,v 1.6.2.1 2008/05/18 12:34:50 yamt Exp $"); 34 35 #include <sys/param.h> 36 37 #include <sys/device.h> 38 #include <sys/systm.h> 39 #include <sys/kernel.h> 40 #include <sys/device.h> 41 #include <sys/ioctl.h> 42 #include <sys/conf.h> 43 #include <sys/file.h> 44 #include <sys/poll.h> 45 #include <sys/select.h> 46 #include <sys/proc.h> 47 48 49 #include <dev/firmload.h> 50 #include <dev/usb/usb.h> 51 #include <dev/usb/usbdi.h> 52 #include <dev/usb/usbdi_util.h> 53 #include <dev/usb/usbdevs.h> 54 #include <dev/usb/usb_port.h> 55 56 #include <dev/ir/ir.h> 57 #include <dev/ir/irdaio.h> 58 #include <dev/ir/irframevar.h> 59 60 #include <dev/usb/uirdavar.h> 61 62 #ifdef UIRDA_DEBUG 63 #define DPRINTF(x) if (stuirdadebug) logprintf x 64 #define DPRINTFN(n,x) if (stuirdadebug>(n)) logprintf x 65 int stuirdadebug = 1; 66 #else 67 #define DPRINTF(x) 68 #define DPRINTFN(n,x) 69 #endif 70 71 struct stuirda_softc { 72 struct uirda_softc sc_uirda; 73 }; 74 75 int stuirda_fwload(struct uirda_softc *sc); 76 77 /* 78 * These devices need firmware download. 79 */ 80 Static const struct usb_devno stuirda_devs[] = { 81 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_SIR4116 }, 82 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_FIR4210 }, 83 { USB_VENDOR_SIGMATEL, USB_PRODUCT_SIGMATEL_VFIR4220 }, 84 }; 85 #define stuirda_lookup(v, p) (usb_lookup(stuirda_devs, v, p)) 86 87 int stuirda_write(void *h, struct uio *uio, int flag); 88 89 struct irframe_methods stuirda_methods = { 90 uirda_open, uirda_close, uirda_read, stuirda_write, uirda_poll, 91 uirda_kqfilter, uirda_set_params, uirda_get_speeds, 92 uirda_get_turnarounds 93 }; 94 95 #define STUIRDA_HEADER_SIZE 3 96 97 #define stuirda_activate uirda_activate 98 #define stuirda_detach uirda_detach 99 100 USB_DECLARE_DRIVER(stuirda); 101 102 USB_MATCH(stuirda) 103 { 104 USB_IFMATCH_START(stuirda, uaa); 105 106 DPRINTFN(50,("stuirda_match\n")); 107 108 if (stuirda_lookup(uaa->vendor, uaa->product) != NULL) 109 return (UMATCH_VENDOR_PRODUCT); 110 111 return (UMATCH_NONE); 112 } 113 114 void uirda_attach(struct device *,struct device *,void *); 115 116 USB_ATTACH(stuirda) 117 { 118 USB_IFATTACH_START(stuirda, sc, uaa); 119 120 (void)uaa; 121 122 sc->sc_uirda.sc_loadfw = stuirda_fwload; 123 sc->sc_uirda.sc_irm = &stuirda_methods; 124 sc->sc_uirda.sc_hdszi = STUIRDA_HEADER_SIZE; 125 126 uirda_attach(parent,self,aux); 127 } 128 129 int 130 stuirda_fwload(struct uirda_softc *sc) { 131 132 133 int rc; 134 firmware_handle_t fh; 135 off_t fwsize; 136 usb_device_descriptor_t usbddsc; 137 usbd_xfer_handle fwxfer; 138 usbd_pipe_handle fwpipe; 139 usbd_status status; 140 usb_device_request_t req; 141 char *buffer; 142 char *p; 143 char fwname[12]; 144 int n; 145 u_int8_t *usbbuf; 146 /* size_t bsize; */ 147 148 printf("%s: needing to download firmware\n", 149 USBDEVNAME(sc->sc_dev)); 150 151 status = usbd_get_device_desc(sc->sc_udev, &usbddsc); 152 if (status) { 153 printf("%s: can't get device descriptor, status %d\n", 154 USBDEVNAME(sc->sc_dev), status); 155 return status; 156 } 157 158 rc = usbd_get_class_desc(sc->sc_udev, UDESC_IRDA, 0, 159 USB_IRDA_DESCRIPTOR_SIZE, &sc->sc_irdadesc); 160 printf("error %d reading class desc\n", rc); 161 162 snprintf(fwname, sizeof(fwname), "4210%02x%02x.sb", 163 usbddsc.bcdDevice[1], 164 usbddsc.bcdDevice[0]); 165 166 printf("%s: Attempting to load firmware %s\n", 167 USBDEVNAME(sc->sc_dev), fwname); 168 169 rc = firmware_open("uirda", fwname, &fh); 170 171 if (rc) { 172 printf("%s: Cannot load firmware\n", 173 USBDEVNAME(sc->sc_dev)); 174 return 0; 175 return rc; 176 } 177 fwsize = firmware_get_size(fh); 178 179 printf("%s: Firmware size %lld\n", 180 USBDEVNAME(sc->sc_dev), (long long)fwsize); 181 182 buffer = firmware_malloc(fwsize); 183 if (buffer == NULL) { 184 printf("%s: Cannot load firmware: out of memory\n", 185 USBDEVNAME(sc->sc_dev)); 186 goto giveup2; 187 } 188 189 rc = firmware_read(fh, 0, buffer, (size_t)fwsize); 190 191 if (rc) { 192 printf("%s: Cannot read firmware\n", USBDEVNAME(sc->sc_dev)); 193 goto giveup3; 194 } 195 196 for (p = buffer + sizeof("Product Version:"); 197 p < buffer + fwsize - 5; p++) { 198 199 if (0x1A == *p) 200 break; 201 } 202 if (0x1a != *p || memcmp(p+1, "STMP", 4) != 0) { 203 /* firmware bad */ 204 printf("%s: Bad firmware\n", USBDEVNAME(sc->sc_dev)); 205 goto giveup3; 206 } 207 208 p += 5; 209 210 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 211 req.bRequest = 2 /* XXX magic */; 212 USETW(req.wValue, 0); 213 USETW(req.wIndex, 0); 214 USETW(req.wLength, 0); 215 rc = usbd_do_request(sc->sc_udev, &req, 0); 216 if (rc) { 217 printf("%s: Cannot switch to f/w d/l mode, error %d\n", 218 USBDEVNAME(sc->sc_dev), rc); 219 goto giveup4; 220 } 221 222 delay(100000); 223 224 rc = usbd_open_pipe(sc->sc_iface, sc->sc_wr_addr, 0, &fwpipe); 225 if (rc) { 226 printf("%s: Cannot open pipe, rc=%d\n", 227 USBDEVNAME(sc->sc_dev), rc); 228 goto giveup3; 229 } 230 fwxfer = usbd_alloc_xfer(sc->sc_udev); 231 if (fwxfer == NULL) { 232 printf("%s: Cannot alloc xfer\n", USBDEVNAME(sc->sc_dev)); 233 goto giveup4; 234 } 235 usbbuf = usbd_alloc_buffer(fwxfer, 1024); 236 if (usbbuf == NULL) { 237 printf("%s: Cannot alloc usb buf\n", USBDEVNAME(sc->sc_dev)); 238 goto giveup5; 239 } 240 n = (buffer + fwsize - p); 241 while (n > 0) { 242 if (n > 1023) 243 n = 1023; 244 memcpy(usbbuf, p, n); 245 rc = usbd_bulk_transfer(fwxfer, fwpipe, 246 USBD_SYNCHRONOUS|USBD_FORCE_SHORT_XFER, 247 5000, usbbuf, &n, "uirda-fw-wr"); 248 printf("%s: write: rc=%d, %d left\n", 249 USBDEVNAME(sc->sc_dev), rc, n); 250 if (rc) { 251 printf("%s: write: rc=%d, %d bytes written\n", 252 USBDEVNAME(sc->sc_dev), rc, n); 253 goto giveup4; 254 } 255 printf("%s: written %d\n", USBDEVNAME(sc->sc_dev), n); 256 p += n; 257 n = (buffer + fwsize - p); 258 } 259 delay(100000); 260 /* TODO: more code here */ 261 rc = 0; 262 usbd_free_buffer(fwxfer); 263 264 giveup5: usbd_free_xfer(fwxfer); 265 giveup4: usbd_close_pipe(fwpipe); 266 giveup3: firmware_free(buffer, fwsize); 267 giveup2: firmware_close(fh); 268 269 return rc; 270 271 } 272 273 int 274 stuirda_write(void *h, struct uio *uio, int flag) 275 { 276 struct uirda_softc *sc = h; 277 usbd_status err; 278 u_int32_t n; 279 int error = 0; 280 281 DPRINTFN(1,("%s: sc=%p\n", __func__, sc)); 282 283 if (sc->sc_dying) 284 return (EIO); 285 286 #ifdef DIAGNOSTIC 287 if (sc->sc_wr_buf == NULL) 288 return (EINVAL); 289 #endif 290 291 n = uio->uio_resid; 292 if (n > sc->sc_params.maxsize) 293 return (EINVAL); 294 295 sc->sc_refcnt++; 296 mutex_enter(&sc->sc_wr_buf_lk); 297 298 sc->sc_wr_buf[0] = UIRDA_EB_NO_CHANGE | UIRDA_NO_SPEED; 299 300 sc->sc_wr_buf[1] = 0; 301 sc->sc_wr_buf[2] = 7; /* XXX turnaround - maximum for now */ 302 if ((n > 0 && (n % 128) == 0 && (n % 512) != 0)) { 303 sc->sc_wr_buf[1] = 1; 304 } 305 306 error = uiomove(sc->sc_wr_buf + STUIRDA_HEADER_SIZE, n, uio); 307 if (!error) { 308 DPRINTFN(1, ("uirdawrite: transfer %d bytes\n", n)); 309 310 n += STUIRDA_HEADER_SIZE + sc->sc_wr_buf[1]; 311 err = usbd_bulk_transfer(sc->sc_wr_xfer, sc->sc_wr_pipe, 312 USBD_FORCE_SHORT_XFER|USBD_NO_COPY, 313 UIRDA_WR_TIMEOUT, 314 sc->sc_wr_buf, &n, "uirdawr"); 315 DPRINTFN(2, ("uirdawrite: err=%d\n", err)); 316 if (err) { 317 if (err == USBD_INTERRUPTED) 318 error = EINTR; 319 else if (err == USBD_TIMEOUT) 320 error = ETIMEDOUT; 321 else 322 error = EIO; 323 } 324 } 325 326 mutex_exit(&sc->sc_wr_buf_lk); 327 if (--sc->sc_refcnt < 0) 328 usb_detach_wakeup(USBDEV(sc->sc_dev)); 329 330 DPRINTFN(1,("%s: sc=%p done\n", __func__, sc)); 331 return (error); 332 } 333
Indexes created Sun Oct 19 02:09:48 GMT 2025