if_aue.c revision 1.96.2.1
1 /* $NetBSD: if_aue.c,v 1.96.2.1 2006/10/22 06:06:52 yamt Exp $ */ 2 /* 3 * Copyright (c) 1997, 1998, 1999, 2000 4 * Bill Paul <wpaul (at) ee.columbia.edu>. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Bill Paul. 17 * 4. Neither the name of the author nor the names of any co-contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 31 * THE POSSIBILITY OF SUCH DAMAGE. 32 * 33 * $FreeBSD: src/sys/dev/usb/if_aue.c,v 1.11 2000/01/14 01:36:14 wpaul Exp $ 34 */ 35 36 /* 37 * ADMtek AN986 Pegasus and AN8511 Pegasus II USB to ethernet driver. 38 * Datasheet is available from http://www.admtek.com.tw. 39 * 40 * Written by Bill Paul <wpaul (at) ee.columbia.edu> 41 * Electrical Engineering Department 42 * Columbia University, New York City 43 */ 44 45 /* 46 * The Pegasus chip uses four USB "endpoints" to provide 10/100 ethernet 47 * support: the control endpoint for reading/writing registers, burst 48 * read endpoint for packet reception, burst write for packet transmission 49 * and one for "interrupts." The chip uses the same RX filter scheme 50 * as the other ADMtek ethernet parts: one perfect filter entry for the 51 * the station address and a 64-bit multicast hash table. The chip supports 52 * both MII and HomePNA attachments. 53 * 54 * Since the maximum data transfer speed of USB is supposed to be 12Mbps, 55 * you're never really going to get 100Mbps speeds from this device. I 56 * think the idea is to allow the device to connect to 10 or 100Mbps 57 * networks, not necessarily to provide 100Mbps performance. Also, since 58 * the controller uses an external PHY chip, it's possible that board 59 * designers might simply choose a 10Mbps PHY. 60 * 61 * Registers are accessed using usbd_do_request(). Packet transfers are 62 * done using usbd_transfer() and friends. 63 */ 64 65 /* 66 * Ported to NetBSD and somewhat rewritten by Lennart Augustsson. 67 */ 68 69 /* 70 * TODO: 71 * better error messages from rxstat 72 * split out if_auevar.h 73 * add thread to avoid register reads from interrupt context 74 * more error checks 75 * investigate short rx problem 76 * proper cleanup on errors 77 */ 78 79 #include <sys/cdefs.h> 80 __KERNEL_RCSID(0, "$NetBSD: if_aue.c,v 1.96.2.1 2006/10/22 06:06:52 yamt Exp $"); 81 82 #if defined(__NetBSD__) 83 #include "opt_inet.h" 84 #include "bpfilter.h" 85 #include "rnd.h" 86 #elif defined(__OpenBSD__) 87 #include "bpfilter.h" 88 #endif /* defined(__OpenBSD__) */ 89 90 #include <sys/param.h> 91 #include <sys/systm.h> 92 #include <sys/sockio.h> 93 #include <sys/lock.h> 94 #include <sys/mbuf.h> 95 #include <sys/malloc.h> 96 #include <sys/kernel.h> 97 #include <sys/socket.h> 98 99 #include <sys/device.h> 100 #if NRND > 0 101 #include <sys/rnd.h> 102 #endif 103 104 #include <net/if.h> 105 #if defined(__NetBSD__) 106 #include <net/if_arp.h> 107 #endif 108 #include <net/if_dl.h> 109 #include <net/if_media.h> 110 111 #define BPF_MTAP(ifp, m) bpf_mtap((ifp)->if_bpf, (m)) 112 113 #if NBPFILTER > 0 114 #include <net/bpf.h> 115 #endif 116 117 #if defined(__NetBSD__) 118 #include <net/if_ether.h> 119 #ifdef INET 120 #include <netinet/in.h> 121 #include <netinet/if_inarp.h> 122 #endif 123 #endif /* defined(__NetBSD__) */ 124 125 #if defined(__OpenBSD__) 126 #ifdef INET 127 #include <netinet/in.h> 128 #include <netinet/in_systm.h> 129 #include <netinet/in_var.h> 130 #include <netinet/ip.h> 131 #include <netinet/if_ether.h> 132 #endif 133 #endif /* defined(__OpenBSD__) */ 134 135 136 #include <dev/mii/mii.h> 137 #include <dev/mii/miivar.h> 138 139 #include <dev/usb/usb.h> 140 #include <dev/usb/usbdi.h> 141 #include <dev/usb/usbdi_util.h> 142 #include <dev/usb/usbdevs.h> 143 144 #if defined(__NetBSD__) 145 #include <sys/workqueue.h> 146 #endif 147 148 #include <dev/usb/if_auereg.h> 149 150 #ifdef AUE_DEBUG 151 #define DPRINTF(x) if (auedebug) logprintf x 152 #define DPRINTFN(n,x) if (auedebug >= (n)) logprintf x 153 int auedebug = 0; 154 #else 155 #define DPRINTF(x) 156 #define DPRINTFN(n,x) 157 #endif 158 159 /* 160 * Various supported device vendors/products. 161 */ 162 struct aue_type { 163 struct usb_devno aue_dev; 164 u_int16_t aue_flags; 165 #define LSYS 0x0001 /* use Linksys reset */ 166 #define PNA 0x0002 /* has Home PNA */ 167 #define PII 0x0004 /* Pegasus II chip */ 168 }; 169 170 Static const struct aue_type aue_devs[] = { 171 {{ USB_VENDOR_3COM, USB_PRODUCT_3COM_3C460B}, PII }, 172 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX1}, PNA|PII }, 173 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX2}, PII }, 174 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_UFE1000}, LSYS }, 175 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX4}, PNA }, 176 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX5}, PNA }, 177 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX6}, PII }, 178 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX7}, PII }, 179 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX8}, PII }, 180 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX9}, PNA }, 181 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_XX10}, 0 }, 182 {{ USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_DSB650TX_PNA}, 0 }, 183 {{ USB_VENDOR_ACCTON, USB_PRODUCT_ACCTON_USB320_EC}, 0 }, 184 {{ USB_VENDOR_ACCTON, USB_PRODUCT_ACCTON_SS1001}, PII }, 185 {{ USB_VENDOR_ADMTEK, USB_PRODUCT_ADMTEK_PEGASUS}, PNA }, 186 {{ USB_VENDOR_ADMTEK, USB_PRODUCT_ADMTEK_PEGASUSII}, PII }, 187 {{ USB_VENDOR_ADMTEK, USB_PRODUCT_ADMTEK_PEGASUSII_2}, PII }, 188 {{ USB_VENDOR_ADMTEK, USB_PRODUCT_ADMTEK_PEGASUSII_3}, PII }, 189 {{ USB_VENDOR_AEI, USB_PRODUCT_AEI_USBTOLAN}, PII }, 190 {{ USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_USB2LAN}, PII }, 191 {{ USB_VENDOR_BILLIONTON, USB_PRODUCT_BILLIONTON_USB100}, 0 }, 192 {{ USB_VENDOR_BILLIONTON, USB_PRODUCT_BILLIONTON_USBLP100}, PNA }, 193 {{ USB_VENDOR_BILLIONTON, USB_PRODUCT_BILLIONTON_USBEL100}, 0 }, 194 {{ USB_VENDOR_BILLIONTON, USB_PRODUCT_BILLIONTON_USBE100}, PII }, 195 {{ USB_VENDOR_COMPAQ, USB_PRODUCT_COMPAQ_HNE200}, PII }, 196 {{ USB_VENDOR_COREGA, USB_PRODUCT_COREGA_FETHER_USB_TX}, 0 }, 197 {{ USB_VENDOR_COREGA, USB_PRODUCT_COREGA_FETHER_USB_TXS},PII }, 198 {{ USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DSB650TX4}, LSYS|PII }, 199 {{ USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DSB650TX1}, LSYS }, 200 {{ USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DSB650TX}, LSYS }, 201 {{ USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DSB650TX_PNA}, PNA }, 202 {{ USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DSB650TX3}, LSYS|PII }, 203 {{ USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DSB650TX2}, LSYS|PII }, 204 {{ USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DSB650}, 0 }, 205 {{ USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_LDUSBTX0}, 0 }, 206 {{ USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_LDUSBTX1}, LSYS }, 207 {{ USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_LDUSBTX2}, 0 }, 208 {{ USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_LDUSBTX3}, LSYS }, 209 {{ USB_VENDOR_ELECOM, USB_PRODUCT_ELECOM_LDUSBLTX}, PII }, 210 {{ USB_VENDOR_ELSA, USB_PRODUCT_ELSA_USB2ETHERNET}, 0 }, 211 {{ USB_VENDOR_HAWKING, USB_PRODUCT_HAWKING_UF100}, PII }, 212 {{ USB_VENDOR_HP, USB_PRODUCT_HP_HN210E}, PII }, 213 {{ USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBETTX}, 0 }, 214 {{ USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBETTXS}, PII }, 215 {{ USB_VENDOR_KINGSTON, USB_PRODUCT_KINGSTON_KNU101TX}, 0 }, 216 {{ USB_VENDOR_LINKSYS, USB_PRODUCT_LINKSYS_USB10TX1}, LSYS|PII }, 217 {{ USB_VENDOR_LINKSYS, USB_PRODUCT_LINKSYS_USB10T}, LSYS }, 218 {{ USB_VENDOR_LINKSYS, USB_PRODUCT_LINKSYS_USB100TX}, LSYS }, 219 {{ USB_VENDOR_LINKSYS, USB_PRODUCT_LINKSYS_USB100H1}, LSYS|PNA }, 220 {{ USB_VENDOR_LINKSYS, USB_PRODUCT_LINKSYS_USB10TA}, LSYS }, 221 {{ USB_VENDOR_LINKSYS, USB_PRODUCT_LINKSYS_USB10TX2}, LSYS|PII }, 222 {{ USB_VENDOR_MELCO, USB_PRODUCT_MELCO_LUATX1}, 0 }, 223 {{ USB_VENDOR_MELCO, USB_PRODUCT_MELCO_LUATX5}, 0 }, 224 {{ USB_VENDOR_MELCO, USB_PRODUCT_MELCO_LUA2TX5}, PII }, 225 {{ USB_VENDOR_MICROSOFT, USB_PRODUCT_MICROSOFT_MN110}, PII }, 226 {{ USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_FA101}, PII }, 227 {{ USB_VENDOR_SIEMENS, USB_PRODUCT_SIEMENS_SPEEDSTREAM}, PII }, 228 {{ USB_VENDOR_SMARTBRIDGES, USB_PRODUCT_SMARTBRIDGES_SMARTNIC},PII }, 229 {{ USB_VENDOR_SMC, USB_PRODUCT_SMC_2202USB}, 0 }, 230 {{ USB_VENDOR_SMC, USB_PRODUCT_SMC_2206USB}, PII }, 231 {{ USB_VENDOR_SOHOWARE, USB_PRODUCT_SOHOWARE_NUB100}, 0 }, 232 }; 233 #define aue_lookup(v, p) ((const struct aue_type *)usb_lookup(aue_devs, v, p)) 234 235 USB_DECLARE_DRIVER(aue); 236 237 #if defined(__NetBSD__) 238 Static void aue_multiwork(struct work *wkp, void *arg); 239 #endif 240 241 Static void aue_reset_pegasus_II(struct aue_softc *sc); 242 Static int aue_tx_list_init(struct aue_softc *); 243 Static int aue_rx_list_init(struct aue_softc *); 244 Static int aue_newbuf(struct aue_softc *, struct aue_chain *, struct mbuf *); 245 Static int aue_send(struct aue_softc *, struct mbuf *, int); 246 Static void aue_intr(usbd_xfer_handle, usbd_private_handle, usbd_status); 247 Static void aue_rxeof(usbd_xfer_handle, usbd_private_handle, usbd_status); 248 Static void aue_txeof(usbd_xfer_handle, usbd_private_handle, usbd_status); 249 Static void aue_tick(void *); 250 Static void aue_tick_task(void *); 251 Static void aue_start(struct ifnet *); 252 Static int aue_ioctl(struct ifnet *, u_long, caddr_t); 253 Static void aue_init(void *); 254 Static void aue_stop(struct aue_softc *); 255 Static void aue_watchdog(struct ifnet *); 256 Static int aue_openpipes(struct aue_softc *); 257 Static int aue_ifmedia_upd(struct ifnet *); 258 Static void aue_ifmedia_sts(struct ifnet *, struct ifmediareq *); 259 260 Static int aue_eeprom_getword(struct aue_softc *, int); 261 Static void aue_read_mac(struct aue_softc *, u_char *); 262 Static int aue_miibus_readreg(device_ptr_t, int, int); 263 Static void aue_miibus_writereg(device_ptr_t, int, int, int); 264 Static void aue_miibus_statchg(device_ptr_t); 265 266 Static void aue_lock_mii(struct aue_softc *); 267 Static void aue_unlock_mii(struct aue_softc *); 268 269 Static void aue_setmulti(struct aue_softc *); 270 Static u_int32_t aue_crc(caddr_t); 271 Static void aue_reset(struct aue_softc *); 272 273 Static int aue_csr_read_1(struct aue_softc *, int); 274 Static int aue_csr_write_1(struct aue_softc *, int, int); 275 Static int aue_csr_read_2(struct aue_softc *, int); 276 Static int aue_csr_write_2(struct aue_softc *, int, int); 277 278 #define AUE_SETBIT(sc, reg, x) \ 279 aue_csr_write_1(sc, reg, aue_csr_read_1(sc, reg) | (x)) 280 281 #define AUE_CLRBIT(sc, reg, x) \ 282 aue_csr_write_1(sc, reg, aue_csr_read_1(sc, reg) & ~(x)) 283 284 Static int 285 aue_csr_read_1(struct aue_softc *sc, int reg) 286 { 287 usb_device_request_t req; 288 usbd_status err; 289 uByte val = 0; 290 291 if (sc->aue_dying) 292 return (0); 293 294 req.bmRequestType = UT_READ_VENDOR_DEVICE; 295 req.bRequest = AUE_UR_READREG; 296 USETW(req.wValue, 0); 297 USETW(req.wIndex, reg); 298 USETW(req.wLength, 1); 299 300 err = usbd_do_request(sc->aue_udev, &req, &val); 301 302 if (err) { 303 DPRINTF(("%s: aue_csr_read_1: reg=0x%x err=%s\n", 304 USBDEVNAME(sc->aue_dev), reg, usbd_errstr(err))); 305 return (0); 306 } 307 308 return (val); 309 } 310 311 Static int 312 aue_csr_read_2(struct aue_softc *sc, int reg) 313 { 314 usb_device_request_t req; 315 usbd_status err; 316 uWord val; 317 318 if (sc->aue_dying) 319 return (0); 320 321 req.bmRequestType = UT_READ_VENDOR_DEVICE; 322 req.bRequest = AUE_UR_READREG; 323 USETW(req.wValue, 0); 324 USETW(req.wIndex, reg); 325 USETW(req.wLength, 2); 326 327 err = usbd_do_request(sc->aue_udev, &req, &val); 328 329 if (err) { 330 DPRINTF(("%s: aue_csr_read_2: reg=0x%x err=%s\n", 331 USBDEVNAME(sc->aue_dev), reg, usbd_errstr(err))); 332 return (0); 333 } 334 335 return (UGETW(val)); 336 } 337 338 Static int 339 aue_csr_write_1(struct aue_softc *sc, int reg, int aval) 340 { 341 usb_device_request_t req; 342 usbd_status err; 343 uByte val; 344 345 if (sc->aue_dying) 346 return (0); 347 348 val = aval; 349 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 350 req.bRequest = AUE_UR_WRITEREG; 351 USETW(req.wValue, val); 352 USETW(req.wIndex, reg); 353 USETW(req.wLength, 1); 354 355 err = usbd_do_request(sc->aue_udev, &req, &val); 356 357 if (err) { 358 DPRINTF(("%s: aue_csr_write_1: reg=0x%x err=%s\n", 359 USBDEVNAME(sc->aue_dev), reg, usbd_errstr(err))); 360 return (-1); 361 } 362 363 return (0); 364 } 365 366 Static int 367 aue_csr_write_2(struct aue_softc *sc, int reg, int aval) 368 { 369 usb_device_request_t req; 370 usbd_status err; 371 uWord val; 372 373 if (sc->aue_dying) 374 return (0); 375 376 USETW(val, aval); 377 req.bmRequestType = UT_WRITE_VENDOR_DEVICE; 378 req.bRequest = AUE_UR_WRITEREG; 379 USETW(req.wValue, aval); 380 USETW(req.wIndex, reg); 381 USETW(req.wLength, 2); 382 383 err = usbd_do_request(sc->aue_udev, &req, &val); 384 385 if (err) { 386 DPRINTF(("%s: aue_csr_write_2: reg=0x%x err=%s\n", 387 USBDEVNAME(sc->aue_dev), reg, usbd_errstr(err))); 388 return (-1); 389 } 390 391 return (0); 392 } 393 394 /* 395 * Read a word of data stored in the EEPROM at address 'addr.' 396 */ 397 Static int 398 aue_eeprom_getword(struct aue_softc *sc, int addr) 399 { 400 int i; 401 402 aue_csr_write_1(sc, AUE_EE_REG, addr); 403 aue_csr_write_1(sc, AUE_EE_CTL, AUE_EECTL_READ); 404 405 for (i = 0; i < AUE_TIMEOUT; i++) { 406 if (aue_csr_read_1(sc, AUE_EE_CTL) & AUE_EECTL_DONE) 407 break; 408 } 409 410 if (i == AUE_TIMEOUT) { 411 printf("%s: EEPROM read timed out\n", 412 USBDEVNAME(sc->aue_dev)); 413 } 414 415 return (aue_csr_read_2(sc, AUE_EE_DATA)); 416 } 417 418 /* 419 * Read the MAC from the EEPROM. It's at offset 0. 420 */ 421 Static void 422 aue_read_mac(struct aue_softc *sc, u_char *dest) 423 { 424 int i; 425 int off = 0; 426 int word; 427 428 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 429 430 for (i = 0; i < 3; i++) { 431 word = aue_eeprom_getword(sc, off + i); 432 dest[2 * i] = (u_char)word; 433 dest[2 * i + 1] = (u_char)(word >> 8); 434 } 435 } 436 437 /* Get exclusive access to the MII registers */ 438 Static void 439 aue_lock_mii(struct aue_softc *sc) 440 { 441 sc->aue_refcnt++; 442 lockmgr(&sc->aue_mii_lock, LK_EXCLUSIVE, NULL); 443 } 444 445 Static void 446 aue_unlock_mii(struct aue_softc *sc) 447 { 448 lockmgr(&sc->aue_mii_lock, LK_RELEASE, NULL); 449 if (--sc->aue_refcnt < 0) 450 usb_detach_wakeup(USBDEV(sc->aue_dev)); 451 } 452 453 Static int 454 aue_miibus_readreg(device_ptr_t dev, int phy, int reg) 455 { 456 struct aue_softc *sc = USBGETSOFTC(dev); 457 int i; 458 u_int16_t val; 459 460 if (sc->aue_dying) { 461 #ifdef DIAGNOSTIC 462 printf("%s: dying\n", USBDEVNAME(sc->aue_dev)); 463 #endif 464 return 0; 465 } 466 467 #if 0 468 /* 469 * The Am79C901 HomePNA PHY actually contains 470 * two transceivers: a 1Mbps HomePNA PHY and a 471 * 10Mbps full/half duplex ethernet PHY with 472 * NWAY autoneg. However in the ADMtek adapter, 473 * only the 1Mbps PHY is actually connected to 474 * anything, so we ignore the 10Mbps one. It 475 * happens to be configured for MII address 3, 476 * so we filter that out. 477 */ 478 if (sc->aue_vendor == USB_VENDOR_ADMTEK && 479 sc->aue_product == USB_PRODUCT_ADMTEK_PEGASUS) { 480 if (phy == 3) 481 return (0); 482 } 483 #endif 484 485 aue_lock_mii(sc); 486 aue_csr_write_1(sc, AUE_PHY_ADDR, phy); 487 aue_csr_write_1(sc, AUE_PHY_CTL, reg | AUE_PHYCTL_READ); 488 489 for (i = 0; i < AUE_TIMEOUT; i++) { 490 if (aue_csr_read_1(sc, AUE_PHY_CTL) & AUE_PHYCTL_DONE) 491 break; 492 } 493 494 if (i == AUE_TIMEOUT) { 495 printf("%s: MII read timed out\n", USBDEVNAME(sc->aue_dev)); 496 } 497 498 val = aue_csr_read_2(sc, AUE_PHY_DATA); 499 500 DPRINTFN(11,("%s: %s: phy=%d reg=%d => 0x%04x\n", 501 USBDEVNAME(sc->aue_dev), __func__, phy, reg, val)); 502 503 aue_unlock_mii(sc); 504 return (val); 505 } 506 507 Static void 508 aue_miibus_writereg(device_ptr_t dev, int phy, int reg, int data) 509 { 510 struct aue_softc *sc = USBGETSOFTC(dev); 511 int i; 512 513 #if 0 514 if (sc->aue_vendor == USB_VENDOR_ADMTEK && 515 sc->aue_product == USB_PRODUCT_ADMTEK_PEGASUS) { 516 if (phy == 3) 517 return; 518 } 519 #endif 520 521 DPRINTFN(11,("%s: %s: phy=%d reg=%d data=0x%04x\n", 522 USBDEVNAME(sc->aue_dev), __func__, phy, reg, data)); 523 524 aue_lock_mii(sc); 525 aue_csr_write_2(sc, AUE_PHY_DATA, data); 526 aue_csr_write_1(sc, AUE_PHY_ADDR, phy); 527 aue_csr_write_1(sc, AUE_PHY_CTL, reg | AUE_PHYCTL_WRITE); 528 529 for (i = 0; i < AUE_TIMEOUT; i++) { 530 if (aue_csr_read_1(sc, AUE_PHY_CTL) & AUE_PHYCTL_DONE) 531 break; 532 } 533 534 if (i == AUE_TIMEOUT) { 535 printf("%s: MII read timed out\n", 536 USBDEVNAME(sc->aue_dev)); 537 } 538 aue_unlock_mii(sc); 539 } 540 541 Static void 542 aue_miibus_statchg(device_ptr_t dev) 543 { 544 struct aue_softc *sc = USBGETSOFTC(dev); 545 struct mii_data *mii = GET_MII(sc); 546 547 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 548 549 aue_lock_mii(sc); 550 AUE_CLRBIT(sc, AUE_CTL0, AUE_CTL0_RX_ENB | AUE_CTL0_TX_ENB); 551 552 if (IFM_SUBTYPE(mii->mii_media_active) == IFM_100_TX) { 553 AUE_SETBIT(sc, AUE_CTL1, AUE_CTL1_SPEEDSEL); 554 } else { 555 AUE_CLRBIT(sc, AUE_CTL1, AUE_CTL1_SPEEDSEL); 556 } 557 558 if ((mii->mii_media_active & IFM_GMASK) == IFM_FDX) 559 AUE_SETBIT(sc, AUE_CTL1, AUE_CTL1_DUPLEX); 560 else 561 AUE_CLRBIT(sc, AUE_CTL1, AUE_CTL1_DUPLEX); 562 563 AUE_SETBIT(sc, AUE_CTL0, AUE_CTL0_RX_ENB | AUE_CTL0_TX_ENB); 564 aue_unlock_mii(sc); 565 566 /* 567 * Set the LED modes on the LinkSys adapter. 568 * This turns on the 'dual link LED' bin in the auxmode 569 * register of the Broadcom PHY. 570 */ 571 if (!sc->aue_dying && (sc->aue_flags & LSYS)) { 572 u_int16_t auxmode; 573 auxmode = aue_miibus_readreg(dev, 0, 0x1b); 574 aue_miibus_writereg(dev, 0, 0x1b, auxmode | 0x04); 575 } 576 DPRINTFN(5,("%s: %s: exit\n", USBDEVNAME(sc->aue_dev), __func__)); 577 } 578 579 #define AUE_POLY 0xEDB88320 580 #define AUE_BITS 6 581 582 Static u_int32_t 583 aue_crc(caddr_t addr) 584 { 585 u_int32_t idx, bit, data, crc; 586 587 /* Compute CRC for the address value. */ 588 crc = 0xFFFFFFFF; /* initial value */ 589 590 for (idx = 0; idx < 6; idx++) { 591 for (data = *addr++, bit = 0; bit < 8; bit++, data >>= 1) 592 crc = (crc >> 1) ^ (((crc ^ data) & 1) ? AUE_POLY : 0); 593 } 594 595 return (crc & ((1 << AUE_BITS) - 1)); 596 } 597 598 Static void 599 aue_setmulti(struct aue_softc *sc) 600 { 601 struct ifnet *ifp; 602 struct ether_multi *enm; 603 struct ether_multistep step; 604 u_int32_t h = 0, i; 605 606 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 607 608 ifp = GET_IFP(sc); 609 610 if (ifp->if_flags & IFF_PROMISC) { 611 allmulti: 612 ifp->if_flags |= IFF_ALLMULTI; 613 AUE_SETBIT(sc, AUE_CTL0, AUE_CTL0_ALLMULTI); 614 return; 615 } 616 617 AUE_CLRBIT(sc, AUE_CTL0, AUE_CTL0_ALLMULTI); 618 619 /* first, zot all the existing hash bits */ 620 for (i = 0; i < 8; i++) 621 aue_csr_write_1(sc, AUE_MAR0 + i, 0); 622 623 /* now program new ones */ 624 #if defined(__NetBSD__) 625 ETHER_FIRST_MULTI(step, &sc->aue_ec, enm); 626 #else 627 ETHER_FIRST_MULTI(step, &sc->arpcom, enm); 628 #endif 629 while (enm != NULL) { 630 if (memcmp(enm->enm_addrlo, 631 enm->enm_addrhi, ETHER_ADDR_LEN) != 0) 632 goto allmulti; 633 634 h = aue_crc(enm->enm_addrlo); 635 AUE_SETBIT(sc, AUE_MAR + (h >> 3), 1 << (h & 0x7)); 636 ETHER_NEXT_MULTI(step, enm); 637 } 638 639 ifp->if_flags &= ~IFF_ALLMULTI; 640 } 641 642 Static void 643 aue_reset_pegasus_II(struct aue_softc *sc) 644 { 645 /* Magic constants taken from Linux driver. */ 646 aue_csr_write_1(sc, AUE_REG_1D, 0); 647 aue_csr_write_1(sc, AUE_REG_7B, 2); 648 #if 0 649 if ((sc->aue_flags & HAS_HOME_PNA) && mii_mode) 650 aue_csr_write_1(sc, AUE_REG_81, 6); 651 else 652 #endif 653 aue_csr_write_1(sc, AUE_REG_81, 2); 654 } 655 656 Static void 657 aue_reset(struct aue_softc *sc) 658 { 659 int i; 660 661 DPRINTFN(2,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 662 663 AUE_SETBIT(sc, AUE_CTL1, AUE_CTL1_RESETMAC); 664 665 for (i = 0; i < AUE_TIMEOUT; i++) { 666 if (!(aue_csr_read_1(sc, AUE_CTL1) & AUE_CTL1_RESETMAC)) 667 break; 668 } 669 670 if (i == AUE_TIMEOUT) 671 printf("%s: reset failed\n", USBDEVNAME(sc->aue_dev)); 672 673 #if 0 674 /* XXX what is mii_mode supposed to be */ 675 if (sc->aue_mii_mode && (sc->aue_flags & PNA)) 676 aue_csr_write_1(sc, AUE_GPIO1, 0x34); 677 else 678 aue_csr_write_1(sc, AUE_GPIO1, 0x26); 679 #endif 680 681 /* 682 * The PHY(s) attached to the Pegasus chip may be held 683 * in reset until we flip on the GPIO outputs. Make sure 684 * to set the GPIO pins high so that the PHY(s) will 685 * be enabled. 686 * 687 * Note: We force all of the GPIO pins low first, *then* 688 * enable the ones we want. 689 */ 690 if (sc->aue_flags & LSYS) { 691 /* Grrr. LinkSys has to be different from everyone else. */ 692 aue_csr_write_1(sc, AUE_GPIO0, 693 AUE_GPIO_SEL0 | AUE_GPIO_SEL1); 694 } else { 695 aue_csr_write_1(sc, AUE_GPIO0, 696 AUE_GPIO_OUT0 | AUE_GPIO_SEL0); 697 } 698 aue_csr_write_1(sc, AUE_GPIO0, 699 AUE_GPIO_OUT0 | AUE_GPIO_SEL0 | AUE_GPIO_SEL1); 700 701 if (sc->aue_flags & PII) 702 aue_reset_pegasus_II(sc); 703 704 /* Wait a little while for the chip to get its brains in order. */ 705 delay(10000); /* XXX */ 706 } 707 708 /* 709 * Probe for a Pegasus chip. 710 */ 711 USB_MATCH(aue) 712 { 713 USB_MATCH_START(aue, uaa); 714 715 if (uaa->iface != NULL) 716 return (UMATCH_NONE); 717 718 return (aue_lookup(uaa->vendor, uaa->product) != NULL ? 719 UMATCH_VENDOR_PRODUCT : UMATCH_NONE); 720 } 721 722 /* 723 * Attach the interface. Allocate softc structures, do ifmedia 724 * setup and ethernet/BPF attach. 725 */ 726 USB_ATTACH(aue) 727 { 728 USB_ATTACH_START(aue, sc, uaa); 729 char *devinfop; 730 int s; 731 u_char eaddr[ETHER_ADDR_LEN]; 732 struct ifnet *ifp; 733 struct mii_data *mii; 734 usbd_device_handle dev = uaa->device; 735 usbd_interface_handle iface; 736 usbd_status err; 737 usb_interface_descriptor_t *id; 738 usb_endpoint_descriptor_t *ed; 739 int i; 740 741 DPRINTFN(5,(" : aue_attach: sc=%p", sc)); 742 743 devinfop = usbd_devinfo_alloc(uaa->device, 0); 744 USB_ATTACH_SETUP; 745 printf("%s: %s\n", USBDEVNAME(sc->aue_dev), devinfop); 746 usbd_devinfo_free(devinfop); 747 748 err = usbd_set_config_no(dev, AUE_CONFIG_NO, 1); 749 if (err) { 750 printf("%s: setting config no failed\n", 751 USBDEVNAME(sc->aue_dev)); 752 USB_ATTACH_ERROR_RETURN; 753 } 754 755 usb_init_task(&sc->aue_tick_task, aue_tick_task, sc); 756 usb_init_task(&sc->aue_stop_task, (void (*)(void *))aue_stop, sc); 757 lockinit(&sc->aue_mii_lock, PZERO, "auemii", 0, 0); 758 759 err = usbd_device2interface_handle(dev, AUE_IFACE_IDX, &iface); 760 if (err) { 761 printf("%s: getting interface handle failed\n", 762 USBDEVNAME(sc->aue_dev)); 763 USB_ATTACH_ERROR_RETURN; 764 } 765 #if defined(__NetBSD__) 766 err = workqueue_create(&sc->wqp, USBDEVNAME(sc->aue_dev), 767 aue_multiwork, sc, 0, IPL_NET, 0); 768 769 if (err) { 770 printf("%s: creating multicast configuration work queue\n", 771 USBDEVNAME(sc->aue_dev)); 772 USB_ATTACH_ERROR_RETURN; 773 } 774 #endif 775 sc->aue_flags = aue_lookup(uaa->vendor, uaa->product)->aue_flags; 776 777 sc->aue_udev = dev; 778 sc->aue_iface = iface; 779 sc->aue_product = uaa->product; 780 sc->aue_vendor = uaa->vendor; 781 782 id = usbd_get_interface_descriptor(iface); 783 784 /* Find endpoints. */ 785 for (i = 0; i < id->bNumEndpoints; i++) { 786 ed = usbd_interface2endpoint_descriptor(iface, i); 787 if (ed == NULL) { 788 printf("%s: couldn't get endpoint descriptor %d\n", 789 USBDEVNAME(sc->aue_dev), i); 790 USB_ATTACH_ERROR_RETURN; 791 } 792 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 793 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 794 sc->aue_ed[AUE_ENDPT_RX] = ed->bEndpointAddress; 795 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 796 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 797 sc->aue_ed[AUE_ENDPT_TX] = ed->bEndpointAddress; 798 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 799 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { 800 sc->aue_ed[AUE_ENDPT_INTR] = ed->bEndpointAddress; 801 } 802 } 803 804 if (sc->aue_ed[AUE_ENDPT_RX] == 0 || sc->aue_ed[AUE_ENDPT_TX] == 0 || 805 sc->aue_ed[AUE_ENDPT_INTR] == 0) { 806 printf("%s: missing endpoint\n", USBDEVNAME(sc->aue_dev)); 807 USB_ATTACH_ERROR_RETURN; 808 } 809 810 811 s = splnet(); 812 813 /* Reset the adapter. */ 814 aue_reset(sc); 815 816 /* 817 * Get station address from the EEPROM. 818 */ 819 aue_read_mac(sc, eaddr); 820 821 /* 822 * A Pegasus chip was detected. Inform the world. 823 */ 824 ifp = GET_IFP(sc); 825 printf("%s: Ethernet address %s\n", USBDEVNAME(sc->aue_dev), 826 ether_sprintf(eaddr)); 827 828 /* Initialize interface info.*/ 829 ifp->if_softc = sc; 830 ifp->if_mtu = ETHERMTU; 831 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 832 ifp->if_ioctl = aue_ioctl; 833 ifp->if_start = aue_start; 834 ifp->if_watchdog = aue_watchdog; 835 #if defined(__OpenBSD__) 836 ifp->if_snd.ifq_maxlen = IFQ_MAXLEN; 837 #endif 838 strncpy(ifp->if_xname, USBDEVNAME(sc->aue_dev), IFNAMSIZ); 839 840 IFQ_SET_READY(&ifp->if_snd); 841 842 /* Initialize MII/media info. */ 843 mii = &sc->aue_mii; 844 mii->mii_ifp = ifp; 845 mii->mii_readreg = aue_miibus_readreg; 846 mii->mii_writereg = aue_miibus_writereg; 847 mii->mii_statchg = aue_miibus_statchg; 848 mii->mii_flags = MIIF_AUTOTSLEEP; 849 ifmedia_init(&mii->mii_media, 0, aue_ifmedia_upd, aue_ifmedia_sts); 850 mii_attach(self, mii, 0xffffffff, MII_PHY_ANY, MII_OFFSET_ANY, 0); 851 if (LIST_FIRST(&mii->mii_phys) == NULL) { 852 ifmedia_add(&mii->mii_media, IFM_ETHER | IFM_NONE, 0, NULL); 853 ifmedia_set(&mii->mii_media, IFM_ETHER | IFM_NONE); 854 } else 855 ifmedia_set(&mii->mii_media, IFM_ETHER | IFM_AUTO); 856 857 /* Attach the interface. */ 858 if_attach(ifp); 859 Ether_ifattach(ifp, eaddr); 860 #if NRND > 0 861 rnd_attach_source(&sc->rnd_source, USBDEVNAME(sc->aue_dev), 862 RND_TYPE_NET, 0); 863 #endif 864 865 usb_callout_init(sc->aue_stat_ch); 866 867 sc->aue_attached = 1; 868 splx(s); 869 870 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->aue_udev, 871 USBDEV(sc->aue_dev)); 872 873 USB_ATTACH_SUCCESS_RETURN; 874 } 875 876 USB_DETACH(aue) 877 { 878 USB_DETACH_START(aue, sc); 879 struct ifnet *ifp = GET_IFP(sc); 880 int s; 881 882 DPRINTFN(2,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 883 884 if (!sc->aue_attached) { 885 /* Detached before attached finished, so just bail out. */ 886 return (0); 887 } 888 889 usb_uncallout(sc->aue_stat_ch, aue_tick, sc); 890 /* 891 * Remove any pending tasks. They cannot be executing because they run 892 * in the same thread as detach. 893 */ 894 usb_rem_task(sc->aue_udev, &sc->aue_tick_task); 895 usb_rem_task(sc->aue_udev, &sc->aue_stop_task); 896 897 s = splusb(); 898 899 if (ifp->if_flags & IFF_RUNNING) 900 aue_stop(sc); 901 902 #if defined(__NetBSD__) 903 #if NRND > 0 904 rnd_detach_source(&sc->rnd_source); 905 #endif 906 mii_detach(&sc->aue_mii, MII_PHY_ANY, MII_OFFSET_ANY); 907 ifmedia_delete_instance(&sc->aue_mii.mii_media, IFM_INST_ANY); 908 ether_ifdetach(ifp); 909 #endif /* __NetBSD__ */ 910 911 if_detach(ifp); 912 913 #ifdef DIAGNOSTIC 914 if (sc->aue_ep[AUE_ENDPT_TX] != NULL || 915 sc->aue_ep[AUE_ENDPT_RX] != NULL || 916 sc->aue_ep[AUE_ENDPT_INTR] != NULL) 917 printf("%s: detach has active endpoints\n", 918 USBDEVNAME(sc->aue_dev)); 919 #endif 920 921 sc->aue_attached = 0; 922 923 if (--sc->aue_refcnt >= 0) { 924 /* Wait for processes to go away. */ 925 usb_detach_wait(USBDEV(sc->aue_dev)); 926 } 927 splx(s); 928 929 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->aue_udev, 930 USBDEV(sc->aue_dev)); 931 932 return (0); 933 } 934 935 int 936 aue_activate(device_ptr_t self, enum devact act) 937 { 938 struct aue_softc *sc = (struct aue_softc *)self; 939 940 DPRINTFN(2,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 941 942 switch (act) { 943 case DVACT_ACTIVATE: 944 return (EOPNOTSUPP); 945 break; 946 947 case DVACT_DEACTIVATE: 948 if_deactivate(&sc->aue_ec.ec_if); 949 sc->aue_dying = 1; 950 break; 951 } 952 return (0); 953 } 954 955 /* 956 * Initialize an RX descriptor and attach an MBUF cluster. 957 */ 958 Static int 959 aue_newbuf(struct aue_softc *sc, struct aue_chain *c, struct mbuf *m) 960 { 961 struct mbuf *m_new = NULL; 962 963 DPRINTFN(10,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev),__func__)); 964 965 if (m == NULL) { 966 MGETHDR(m_new, M_DONTWAIT, MT_DATA); 967 if (m_new == NULL) { 968 printf("%s: no memory for rx list " 969 "-- packet dropped!\n", USBDEVNAME(sc->aue_dev)); 970 return (ENOBUFS); 971 } 972 973 MCLGET(m_new, M_DONTWAIT); 974 if (!(m_new->m_flags & M_EXT)) { 975 printf("%s: no memory for rx list " 976 "-- packet dropped!\n", USBDEVNAME(sc->aue_dev)); 977 m_freem(m_new); 978 return (ENOBUFS); 979 } 980 m_new->m_len = m_new->m_pkthdr.len = MCLBYTES; 981 } else { 982 m_new = m; 983 m_new->m_len = m_new->m_pkthdr.len = MCLBYTES; 984 m_new->m_data = m_new->m_ext.ext_buf; 985 } 986 987 m_adj(m_new, ETHER_ALIGN); 988 c->aue_mbuf = m_new; 989 990 return (0); 991 } 992 993 Static int 994 aue_rx_list_init(struct aue_softc *sc) 995 { 996 struct aue_cdata *cd; 997 struct aue_chain *c; 998 int i; 999 1000 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 1001 1002 cd = &sc->aue_cdata; 1003 for (i = 0; i < AUE_RX_LIST_CNT; i++) { 1004 c = &cd->aue_rx_chain[i]; 1005 c->aue_sc = sc; 1006 c->aue_idx = i; 1007 if (aue_newbuf(sc, c, NULL) == ENOBUFS) 1008 return (ENOBUFS); 1009 if (c->aue_xfer == NULL) { 1010 c->aue_xfer = usbd_alloc_xfer(sc->aue_udev); 1011 if (c->aue_xfer == NULL) 1012 return (ENOBUFS); 1013 c->aue_buf = usbd_alloc_buffer(c->aue_xfer, AUE_BUFSZ); 1014 if (c->aue_buf == NULL) 1015 return (ENOBUFS); /* XXX free xfer */ 1016 } 1017 } 1018 1019 return (0); 1020 } 1021 1022 Static int 1023 aue_tx_list_init(struct aue_softc *sc) 1024 { 1025 struct aue_cdata *cd; 1026 struct aue_chain *c; 1027 int i; 1028 1029 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 1030 1031 cd = &sc->aue_cdata; 1032 for (i = 0; i < AUE_TX_LIST_CNT; i++) { 1033 c = &cd->aue_tx_chain[i]; 1034 c->aue_sc = sc; 1035 c->aue_idx = i; 1036 c->aue_mbuf = NULL; 1037 if (c->aue_xfer == NULL) { 1038 c->aue_xfer = usbd_alloc_xfer(sc->aue_udev); 1039 if (c->aue_xfer == NULL) 1040 return (ENOBUFS); 1041 c->aue_buf = usbd_alloc_buffer(c->aue_xfer, AUE_BUFSZ); 1042 if (c->aue_buf == NULL) 1043 return (ENOBUFS); 1044 } 1045 } 1046 1047 return (0); 1048 } 1049 1050 Static void 1051 aue_intr(usbd_xfer_handle xfer __unused, usbd_private_handle priv, 1052 usbd_status status) 1053 { 1054 struct aue_softc *sc = priv; 1055 struct ifnet *ifp = GET_IFP(sc); 1056 struct aue_intrpkt *p = &sc->aue_cdata.aue_ibuf; 1057 1058 DPRINTFN(15,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev),__func__)); 1059 1060 if (sc->aue_dying) 1061 return; 1062 1063 if (!(ifp->if_flags & IFF_RUNNING)) 1064 return; 1065 1066 if (status != USBD_NORMAL_COMPLETION) { 1067 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) { 1068 return; 1069 } 1070 sc->aue_intr_errs++; 1071 if (usbd_ratecheck(&sc->aue_rx_notice)) { 1072 printf("%s: %u usb errors on intr: %s\n", 1073 USBDEVNAME(sc->aue_dev), sc->aue_intr_errs, 1074 usbd_errstr(status)); 1075 sc->aue_intr_errs = 0; 1076 } 1077 if (status == USBD_STALLED) 1078 usbd_clear_endpoint_stall_async(sc->aue_ep[AUE_ENDPT_RX]); 1079 return; 1080 } 1081 1082 if (p->aue_txstat0) 1083 ifp->if_oerrors++; 1084 1085 if (p->aue_txstat0 & (AUE_TXSTAT0_LATECOLL | AUE_TXSTAT0_EXCESSCOLL)) 1086 ifp->if_collisions++; 1087 } 1088 1089 /* 1090 * A frame has been uploaded: pass the resulting mbuf chain up to 1091 * the higher level protocols. 1092 */ 1093 Static void 1094 aue_rxeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 1095 { 1096 struct aue_chain *c = priv; 1097 struct aue_softc *sc = c->aue_sc; 1098 struct ifnet *ifp = GET_IFP(sc); 1099 struct mbuf *m; 1100 u_int32_t total_len; 1101 struct aue_rxpkt r; 1102 int s; 1103 1104 DPRINTFN(10,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev),__func__)); 1105 1106 if (sc->aue_dying) 1107 return; 1108 1109 if (!(ifp->if_flags & IFF_RUNNING)) 1110 return; 1111 1112 if (status != USBD_NORMAL_COMPLETION) { 1113 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) 1114 return; 1115 sc->aue_rx_errs++; 1116 if (usbd_ratecheck(&sc->aue_rx_notice)) { 1117 printf("%s: %u usb errors on rx: %s\n", 1118 USBDEVNAME(sc->aue_dev), sc->aue_rx_errs, 1119 usbd_errstr(status)); 1120 sc->aue_rx_errs = 0; 1121 } 1122 if (status == USBD_STALLED) 1123 usbd_clear_endpoint_stall_async(sc->aue_ep[AUE_ENDPT_RX]); 1124 goto done; 1125 } 1126 1127 usbd_get_xfer_status(xfer, NULL, NULL, &total_len, NULL); 1128 1129 memcpy(mtod(c->aue_mbuf, char *), c->aue_buf, total_len); 1130 1131 if (total_len <= 4 + ETHER_CRC_LEN) { 1132 ifp->if_ierrors++; 1133 goto done; 1134 } 1135 1136 memcpy(&r, c->aue_buf + total_len - 4, sizeof(r)); 1137 1138 /* Turn off all the non-error bits in the rx status word. */ 1139 r.aue_rxstat &= AUE_RXSTAT_MASK; 1140 if (r.aue_rxstat) { 1141 ifp->if_ierrors++; 1142 goto done; 1143 } 1144 1145 /* No errors; receive the packet. */ 1146 m = c->aue_mbuf; 1147 total_len -= ETHER_CRC_LEN + 4; 1148 m->m_pkthdr.len = m->m_len = total_len; 1149 ifp->if_ipackets++; 1150 1151 m->m_pkthdr.rcvif = ifp; 1152 1153 s = splnet(); 1154 1155 /* XXX ugly */ 1156 if (aue_newbuf(sc, c, NULL) == ENOBUFS) { 1157 ifp->if_ierrors++; 1158 goto done1; 1159 } 1160 1161 #if NBPFILTER > 0 1162 /* 1163 * Handle BPF listeners. Let the BPF user see the packet, but 1164 * don't pass it up to the ether_input() layer unless it's 1165 * a broadcast packet, multicast packet, matches our ethernet 1166 * address or the interface is in promiscuous mode. 1167 */ 1168 if (ifp->if_bpf) 1169 BPF_MTAP(ifp, m); 1170 #endif 1171 1172 DPRINTFN(10,("%s: %s: deliver %d\n", USBDEVNAME(sc->aue_dev), 1173 __func__, m->m_len)); 1174 IF_INPUT(ifp, m); 1175 done1: 1176 splx(s); 1177 1178 done: 1179 1180 /* Setup new transfer. */ 1181 usbd_setup_xfer(xfer, sc->aue_ep[AUE_ENDPT_RX], 1182 c, c->aue_buf, AUE_BUFSZ, 1183 USBD_SHORT_XFER_OK | USBD_NO_COPY, 1184 USBD_NO_TIMEOUT, aue_rxeof); 1185 usbd_transfer(xfer); 1186 1187 DPRINTFN(10,("%s: %s: start rx\n", USBDEVNAME(sc->aue_dev), 1188 __func__)); 1189 } 1190 1191 /* 1192 * A frame was downloaded to the chip. It's safe for us to clean up 1193 * the list buffers. 1194 */ 1195 1196 Static void 1197 aue_txeof(usbd_xfer_handle xfer __unused, usbd_private_handle priv, 1198 usbd_status status) 1199 { 1200 struct aue_chain *c = priv; 1201 struct aue_softc *sc = c->aue_sc; 1202 struct ifnet *ifp = GET_IFP(sc); 1203 int s; 1204 1205 if (sc->aue_dying) 1206 return; 1207 1208 s = splnet(); 1209 1210 DPRINTFN(10,("%s: %s: enter status=%d\n", USBDEVNAME(sc->aue_dev), 1211 __func__, status)); 1212 1213 ifp->if_timer = 0; 1214 ifp->if_flags &= ~IFF_OACTIVE; 1215 1216 if (status != USBD_NORMAL_COMPLETION) { 1217 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) { 1218 splx(s); 1219 return; 1220 } 1221 ifp->if_oerrors++; 1222 printf("%s: usb error on tx: %s\n", USBDEVNAME(sc->aue_dev), 1223 usbd_errstr(status)); 1224 if (status == USBD_STALLED) 1225 usbd_clear_endpoint_stall_async(sc->aue_ep[AUE_ENDPT_TX]); 1226 splx(s); 1227 return; 1228 } 1229 1230 ifp->if_opackets++; 1231 1232 m_freem(c->aue_mbuf); 1233 c->aue_mbuf = NULL; 1234 1235 if (IFQ_IS_EMPTY(&ifp->if_snd) == 0) 1236 aue_start(ifp); 1237 1238 splx(s); 1239 } 1240 1241 Static void 1242 aue_tick(void *xsc) 1243 { 1244 struct aue_softc *sc = xsc; 1245 1246 DPRINTFN(15,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev),__func__)); 1247 1248 if (sc == NULL) 1249 return; 1250 1251 if (sc->aue_dying) 1252 return; 1253 1254 /* Perform periodic stuff in process context. */ 1255 usb_add_task(sc->aue_udev, &sc->aue_tick_task); 1256 } 1257 1258 Static void 1259 aue_tick_task(void *xsc) 1260 { 1261 struct aue_softc *sc = xsc; 1262 struct ifnet *ifp; 1263 struct mii_data *mii; 1264 int s; 1265 1266 DPRINTFN(15,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev),__func__)); 1267 1268 if (sc->aue_dying) 1269 return; 1270 1271 ifp = GET_IFP(sc); 1272 mii = GET_MII(sc); 1273 if (mii == NULL) 1274 return; 1275 1276 s = splnet(); 1277 1278 mii_tick(mii); 1279 if (!sc->aue_link) { 1280 mii_pollstat(mii); /* XXX FreeBSD has removed this call */ 1281 if (mii->mii_media_status & IFM_ACTIVE && 1282 IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) { 1283 DPRINTFN(2,("%s: %s: got link\n", 1284 USBDEVNAME(sc->aue_dev),__func__)); 1285 sc->aue_link++; 1286 if (IFQ_IS_EMPTY(&ifp->if_snd) == 0) 1287 aue_start(ifp); 1288 } 1289 } 1290 1291 usb_callout(sc->aue_stat_ch, hz, aue_tick, sc); 1292 1293 splx(s); 1294 } 1295 1296 Static int 1297 aue_send(struct aue_softc *sc, struct mbuf *m, int idx) 1298 { 1299 int total_len; 1300 struct aue_chain *c; 1301 usbd_status err; 1302 1303 DPRINTFN(10,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev),__func__)); 1304 1305 c = &sc->aue_cdata.aue_tx_chain[idx]; 1306 1307 /* 1308 * Copy the mbuf data into a contiguous buffer, leaving two 1309 * bytes at the beginning to hold the frame length. 1310 */ 1311 m_copydata(m, 0, m->m_pkthdr.len, c->aue_buf + 2); 1312 c->aue_mbuf = m; 1313 1314 /* 1315 * The ADMtek documentation says that the packet length is 1316 * supposed to be specified in the first two bytes of the 1317 * transfer, however it actually seems to ignore this info 1318 * and base the frame size on the bulk transfer length. 1319 */ 1320 c->aue_buf[0] = (u_int8_t)m->m_pkthdr.len; 1321 c->aue_buf[1] = (u_int8_t)(m->m_pkthdr.len >> 8); 1322 total_len = m->m_pkthdr.len + 2; 1323 1324 usbd_setup_xfer(c->aue_xfer, sc->aue_ep[AUE_ENDPT_TX], 1325 c, c->aue_buf, total_len, USBD_FORCE_SHORT_XFER | USBD_NO_COPY, 1326 AUE_TX_TIMEOUT, aue_txeof); 1327 1328 /* Transmit */ 1329 err = usbd_transfer(c->aue_xfer); 1330 if (err != USBD_IN_PROGRESS) { 1331 printf("%s: aue_send error=%s\n", USBDEVNAME(sc->aue_dev), 1332 usbd_errstr(err)); 1333 /* Stop the interface from process context. */ 1334 usb_add_task(sc->aue_udev, &sc->aue_stop_task); 1335 return (EIO); 1336 } 1337 DPRINTFN(5,("%s: %s: send %d bytes\n", USBDEVNAME(sc->aue_dev), 1338 __func__, total_len)); 1339 1340 sc->aue_cdata.aue_tx_cnt++; 1341 1342 return (0); 1343 } 1344 1345 Static void 1346 aue_start(struct ifnet *ifp) 1347 { 1348 struct aue_softc *sc = ifp->if_softc; 1349 struct mbuf *m_head = NULL; 1350 1351 DPRINTFN(5,("%s: %s: enter, link=%d\n", USBDEVNAME(sc->aue_dev), 1352 __func__, sc->aue_link)); 1353 1354 if (sc->aue_dying) 1355 return; 1356 1357 if (!sc->aue_link) 1358 return; 1359 1360 if (ifp->if_flags & IFF_OACTIVE) 1361 return; 1362 1363 IFQ_POLL(&ifp->if_snd, m_head); 1364 if (m_head == NULL) 1365 return; 1366 1367 if (aue_send(sc, m_head, 0)) { 1368 ifp->if_flags |= IFF_OACTIVE; 1369 return; 1370 } 1371 1372 IFQ_DEQUEUE(&ifp->if_snd, m_head); 1373 1374 #if NBPFILTER > 0 1375 /* 1376 * If there's a BPF listener, bounce a copy of this frame 1377 * to him. 1378 */ 1379 if (ifp->if_bpf) 1380 BPF_MTAP(ifp, m_head); 1381 #endif 1382 1383 ifp->if_flags |= IFF_OACTIVE; 1384 1385 /* 1386 * Set a timeout in case the chip goes out to lunch. 1387 */ 1388 ifp->if_timer = 5; 1389 } 1390 1391 Static void 1392 aue_init(void *xsc) 1393 { 1394 struct aue_softc *sc = xsc; 1395 struct ifnet *ifp = GET_IFP(sc); 1396 struct mii_data *mii = GET_MII(sc); 1397 int i, s; 1398 u_char *eaddr; 1399 1400 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 1401 1402 if (sc->aue_dying) 1403 return; 1404 1405 if (ifp->if_flags & IFF_RUNNING) 1406 return; 1407 1408 s = splnet(); 1409 1410 /* 1411 * Cancel pending I/O and free all RX/TX buffers. 1412 */ 1413 aue_reset(sc); 1414 1415 #if defined(__OpenBSD__) 1416 eaddr = sc->arpcom.ac_enaddr; 1417 #elif defined(__NetBSD__) 1418 eaddr = LLADDR(ifp->if_sadl); 1419 #endif /* defined(__NetBSD__) */ 1420 for (i = 0; i < ETHER_ADDR_LEN; i++) 1421 aue_csr_write_1(sc, AUE_PAR0 + i, eaddr[i]); 1422 1423 /* If we want promiscuous mode, set the allframes bit. */ 1424 if (ifp->if_flags & IFF_PROMISC) 1425 AUE_SETBIT(sc, AUE_CTL2, AUE_CTL2_RX_PROMISC); 1426 else 1427 AUE_CLRBIT(sc, AUE_CTL2, AUE_CTL2_RX_PROMISC); 1428 1429 /* Init TX ring. */ 1430 if (aue_tx_list_init(sc) == ENOBUFS) { 1431 printf("%s: tx list init failed\n", USBDEVNAME(sc->aue_dev)); 1432 splx(s); 1433 return; 1434 } 1435 1436 /* Init RX ring. */ 1437 if (aue_rx_list_init(sc) == ENOBUFS) { 1438 printf("%s: rx list init failed\n", USBDEVNAME(sc->aue_dev)); 1439 splx(s); 1440 return; 1441 } 1442 1443 /* Load the multicast filter. */ 1444 aue_setmulti(sc); 1445 1446 /* Enable RX and TX */ 1447 aue_csr_write_1(sc, AUE_CTL0, AUE_CTL0_RXSTAT_APPEND | AUE_CTL0_RX_ENB); 1448 AUE_SETBIT(sc, AUE_CTL0, AUE_CTL0_TX_ENB); 1449 AUE_SETBIT(sc, AUE_CTL2, AUE_CTL2_EP3_CLR); 1450 1451 mii_mediachg(mii); 1452 1453 if (sc->aue_ep[AUE_ENDPT_RX] == NULL) { 1454 if (aue_openpipes(sc)) { 1455 splx(s); 1456 return; 1457 } 1458 } 1459 1460 ifp->if_flags |= IFF_RUNNING; 1461 ifp->if_flags &= ~IFF_OACTIVE; 1462 1463 splx(s); 1464 1465 usb_callout(sc->aue_stat_ch, hz, aue_tick, sc); 1466 } 1467 1468 Static int 1469 aue_openpipes(struct aue_softc *sc) 1470 { 1471 struct aue_chain *c; 1472 usbd_status err; 1473 int i; 1474 1475 /* Open RX and TX pipes. */ 1476 err = usbd_open_pipe(sc->aue_iface, sc->aue_ed[AUE_ENDPT_RX], 1477 USBD_EXCLUSIVE_USE, &sc->aue_ep[AUE_ENDPT_RX]); 1478 if (err) { 1479 printf("%s: open rx pipe failed: %s\n", 1480 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1481 return (EIO); 1482 } 1483 err = usbd_open_pipe(sc->aue_iface, sc->aue_ed[AUE_ENDPT_TX], 1484 USBD_EXCLUSIVE_USE, &sc->aue_ep[AUE_ENDPT_TX]); 1485 if (err) { 1486 printf("%s: open tx pipe failed: %s\n", 1487 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1488 return (EIO); 1489 } 1490 err = usbd_open_pipe_intr(sc->aue_iface, sc->aue_ed[AUE_ENDPT_INTR], 1491 USBD_EXCLUSIVE_USE, &sc->aue_ep[AUE_ENDPT_INTR], sc, 1492 &sc->aue_cdata.aue_ibuf, AUE_INTR_PKTLEN, aue_intr, 1493 AUE_INTR_INTERVAL); 1494 if (err) { 1495 printf("%s: open intr pipe failed: %s\n", 1496 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1497 return (EIO); 1498 } 1499 1500 /* Start up the receive pipe. */ 1501 for (i = 0; i < AUE_RX_LIST_CNT; i++) { 1502 c = &sc->aue_cdata.aue_rx_chain[i]; 1503 usbd_setup_xfer(c->aue_xfer, sc->aue_ep[AUE_ENDPT_RX], 1504 c, c->aue_buf, AUE_BUFSZ, 1505 USBD_SHORT_XFER_OK | USBD_NO_COPY, USBD_NO_TIMEOUT, 1506 aue_rxeof); 1507 (void)usbd_transfer(c->aue_xfer); /* XXX */ 1508 DPRINTFN(5,("%s: %s: start read\n", USBDEVNAME(sc->aue_dev), 1509 __func__)); 1510 1511 } 1512 return (0); 1513 } 1514 1515 /* 1516 * Set media options. 1517 */ 1518 Static int 1519 aue_ifmedia_upd(struct ifnet *ifp) 1520 { 1521 struct aue_softc *sc = ifp->if_softc; 1522 struct mii_data *mii = GET_MII(sc); 1523 1524 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 1525 1526 if (sc->aue_dying) 1527 return (0); 1528 1529 sc->aue_link = 0; 1530 if (mii->mii_instance) { 1531 struct mii_softc *miisc; 1532 for (miisc = LIST_FIRST(&mii->mii_phys); miisc != NULL; 1533 miisc = LIST_NEXT(miisc, mii_list)) 1534 mii_phy_reset(miisc); 1535 } 1536 mii_mediachg(mii); 1537 1538 return (0); 1539 } 1540 1541 /* 1542 * Report current media status. 1543 */ 1544 Static void 1545 aue_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr) 1546 { 1547 struct aue_softc *sc = ifp->if_softc; 1548 struct mii_data *mii = GET_MII(sc); 1549 1550 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 1551 1552 mii_pollstat(mii); 1553 ifmr->ifm_active = mii->mii_media_active; 1554 ifmr->ifm_status = mii->mii_media_status; 1555 } 1556 1557 Static int 1558 aue_ioctl(struct ifnet *ifp, u_long command, caddr_t data) 1559 { 1560 struct aue_softc *sc = ifp->if_softc; 1561 struct ifaddr *ifa = (struct ifaddr *)data; 1562 struct ifreq *ifr = (struct ifreq *)data; 1563 struct mii_data *mii; 1564 int s, error = 0; 1565 1566 if (sc->aue_dying) 1567 return (EIO); 1568 1569 s = splnet(); 1570 1571 switch(command) { 1572 case SIOCSIFADDR: 1573 ifp->if_flags |= IFF_UP; 1574 aue_init(sc); 1575 1576 switch (ifa->ifa_addr->sa_family) { 1577 #ifdef INET 1578 case AF_INET: 1579 #if defined(__NetBSD__) 1580 arp_ifinit(ifp, ifa); 1581 #else 1582 arp_ifinit(&sc->arpcom, ifa); 1583 #endif 1584 break; 1585 #endif /* INET */ 1586 } 1587 break; 1588 1589 case SIOCSIFMTU: 1590 if (ifr->ifr_mtu > ETHERMTU) 1591 error = EINVAL; 1592 else 1593 ifp->if_mtu = ifr->ifr_mtu; 1594 break; 1595 1596 case SIOCSIFFLAGS: 1597 if (ifp->if_flags & IFF_UP) { 1598 if (ifp->if_flags & IFF_RUNNING && 1599 ifp->if_flags & IFF_PROMISC && 1600 !(sc->aue_if_flags & IFF_PROMISC)) { 1601 AUE_SETBIT(sc, AUE_CTL2, AUE_CTL2_RX_PROMISC); 1602 } else if (ifp->if_flags & IFF_RUNNING && 1603 !(ifp->if_flags & IFF_PROMISC) && 1604 sc->aue_if_flags & IFF_PROMISC) { 1605 AUE_CLRBIT(sc, AUE_CTL2, AUE_CTL2_RX_PROMISC); 1606 } else if (!(ifp->if_flags & IFF_RUNNING)) 1607 aue_init(sc); 1608 } else { 1609 if (ifp->if_flags & IFF_RUNNING) 1610 aue_stop(sc); 1611 } 1612 sc->aue_if_flags = ifp->if_flags; 1613 error = 0; 1614 break; 1615 case SIOCADDMULTI: 1616 case SIOCDELMULTI: 1617 error = (command == SIOCADDMULTI) ? 1618 ether_addmulti(ifr, &sc->aue_ec) : 1619 ether_delmulti(ifr, &sc->aue_ec); 1620 if (error == ENETRESET) { 1621 if (ifp->if_flags & IFF_RUNNING) { 1622 #if defined(__NetBSD__) 1623 workqueue_enqueue(sc->wqp,&sc->wk); 1624 /* XXX */ 1625 #else 1626 aue_init(sc); 1627 aue_setmulti(sc); 1628 #endif 1629 } 1630 error = 0; 1631 } 1632 break; 1633 case SIOCGIFMEDIA: 1634 case SIOCSIFMEDIA: 1635 mii = GET_MII(sc); 1636 error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, command); 1637 break; 1638 default: 1639 error = EINVAL; 1640 break; 1641 } 1642 1643 splx(s); 1644 1645 return (error); 1646 } 1647 1648 Static void 1649 aue_watchdog(struct ifnet *ifp) 1650 { 1651 struct aue_softc *sc = ifp->if_softc; 1652 struct aue_chain *c; 1653 usbd_status stat; 1654 int s; 1655 1656 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 1657 1658 ifp->if_oerrors++; 1659 printf("%s: watchdog timeout\n", USBDEVNAME(sc->aue_dev)); 1660 1661 s = splusb(); 1662 c = &sc->aue_cdata.aue_tx_chain[0]; 1663 usbd_get_xfer_status(c->aue_xfer, NULL, NULL, NULL, &stat); 1664 aue_txeof(c->aue_xfer, c, stat); 1665 1666 if (IFQ_IS_EMPTY(&ifp->if_snd) == 0) 1667 aue_start(ifp); 1668 splx(s); 1669 } 1670 1671 /* 1672 * Stop the adapter and free any mbufs allocated to the 1673 * RX and TX lists. 1674 */ 1675 Static void 1676 aue_stop(struct aue_softc *sc) 1677 { 1678 usbd_status err; 1679 struct ifnet *ifp; 1680 int i; 1681 1682 DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->aue_dev), __func__)); 1683 1684 ifp = GET_IFP(sc); 1685 ifp->if_timer = 0; 1686 1687 aue_csr_write_1(sc, AUE_CTL0, 0); 1688 aue_csr_write_1(sc, AUE_CTL1, 0); 1689 aue_reset(sc); 1690 usb_uncallout(sc->aue_stat_ch, aue_tick, sc); 1691 1692 /* Stop transfers. */ 1693 if (sc->aue_ep[AUE_ENDPT_RX] != NULL) { 1694 err = usbd_abort_pipe(sc->aue_ep[AUE_ENDPT_RX]); 1695 if (err) { 1696 printf("%s: abort rx pipe failed: %s\n", 1697 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1698 } 1699 err = usbd_close_pipe(sc->aue_ep[AUE_ENDPT_RX]); 1700 if (err) { 1701 printf("%s: close rx pipe failed: %s\n", 1702 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1703 } 1704 sc->aue_ep[AUE_ENDPT_RX] = NULL; 1705 } 1706 1707 if (sc->aue_ep[AUE_ENDPT_TX] != NULL) { 1708 err = usbd_abort_pipe(sc->aue_ep[AUE_ENDPT_TX]); 1709 if (err) { 1710 printf("%s: abort tx pipe failed: %s\n", 1711 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1712 } 1713 err = usbd_close_pipe(sc->aue_ep[AUE_ENDPT_TX]); 1714 if (err) { 1715 printf("%s: close tx pipe failed: %s\n", 1716 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1717 } 1718 sc->aue_ep[AUE_ENDPT_TX] = NULL; 1719 } 1720 1721 if (sc->aue_ep[AUE_ENDPT_INTR] != NULL) { 1722 err = usbd_abort_pipe(sc->aue_ep[AUE_ENDPT_INTR]); 1723 if (err) { 1724 printf("%s: abort intr pipe failed: %s\n", 1725 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1726 } 1727 err = usbd_close_pipe(sc->aue_ep[AUE_ENDPT_INTR]); 1728 if (err) { 1729 printf("%s: close intr pipe failed: %s\n", 1730 USBDEVNAME(sc->aue_dev), usbd_errstr(err)); 1731 } 1732 sc->aue_ep[AUE_ENDPT_INTR] = NULL; 1733 } 1734 1735 /* Free RX resources. */ 1736 for (i = 0; i < AUE_RX_LIST_CNT; i++) { 1737 if (sc->aue_cdata.aue_rx_chain[i].aue_mbuf != NULL) { 1738 m_freem(sc->aue_cdata.aue_rx_chain[i].aue_mbuf); 1739 sc->aue_cdata.aue_rx_chain[i].aue_mbuf = NULL; 1740 } 1741 if (sc->aue_cdata.aue_rx_chain[i].aue_xfer != NULL) { 1742 usbd_free_xfer(sc->aue_cdata.aue_rx_chain[i].aue_xfer); 1743 sc->aue_cdata.aue_rx_chain[i].aue_xfer = NULL; 1744 } 1745 } 1746 1747 /* Free TX resources. */ 1748 for (i = 0; i < AUE_TX_LIST_CNT; i++) { 1749 if (sc->aue_cdata.aue_tx_chain[i].aue_mbuf != NULL) { 1750 m_freem(sc->aue_cdata.aue_tx_chain[i].aue_mbuf); 1751 sc->aue_cdata.aue_tx_chain[i].aue_mbuf = NULL; 1752 } 1753 if (sc->aue_cdata.aue_tx_chain[i].aue_xfer != NULL) { 1754 usbd_free_xfer(sc->aue_cdata.aue_tx_chain[i].aue_xfer); 1755 sc->aue_cdata.aue_tx_chain[i].aue_xfer = NULL; 1756 } 1757 } 1758 1759 sc->aue_link = 0; 1760 1761 ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); 1762 } 1763 1764 #if defined(__NetBSD__) 1765 Static void 1766 aue_multiwork(struct work *wkp, void *arg) { 1767 struct aue_softc *sc; 1768 1769 sc = (struct aue_softc *)arg; 1770 (void)wkp; 1771 1772 aue_init(sc); 1773 /* XXX called by aue_init, but rc ifconfig hangs without it: */ 1774 aue_setmulti(sc); 1775 } 1776 #endif 1777
Indexes created Thu Oct 02 07:10:07 GMT 2025