FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/am7990.c
1 /* $NetBSD: am7990.c,v 1.65 2003/08/07 16:30:58 agc Exp $ */
2
3 /*-
4 * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Charles M. Hannum and by Jason R. Thorpe of the Numerical Aerospace
9 * Simulation Facility, NASA Ames Research Center.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 * must display the following acknowledgement:
21 * This product includes software developed by the NetBSD
22 * Foundation, Inc. and its contributors.
23 * 4. Neither the name of The NetBSD Foundation nor the names of its
24 * contributors may be used to endorse or promote products derived
25 * from this software without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGE.
38 */
39
40 /*-
41 * Copyright (c) 1992, 1993
42 * The Regents of the University of California. All rights reserved.
43 *
44 * This code is derived from software contributed to Berkeley by
45 * Ralph Campbell and Rick Macklem.
46 *
47 * Redistribution and use in source and binary forms, with or without
48 * modification, are permitted provided that the following conditions
49 * are met:
50 * 1. Redistributions of source code must retain the above copyright
51 * notice, this list of conditions and the following disclaimer.
52 * 2. Redistributions in binary form must reproduce the above copyright
53 * notice, this list of conditions and the following disclaimer in the
54 * documentation and/or other materials provided with the distribution.
55 * 3. Neither the name of the University nor the names of its contributors
56 * may be used to endorse or promote products derived from this software
57 * without specific prior written permission.
58 *
59 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
60 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
61 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
62 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
63 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
64 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
65 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
66 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
67 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
68 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
69 * SUCH DAMAGE.
70 *
71 * @(#)if_le.c 8.2 (Berkeley) 11/16/93
72 */
73
74 #include <sys/cdefs.h>
75 __KERNEL_RCSID(0, "$NetBSD: am7990.c,v 1.65 2003/08/07 16:30:58 agc Exp $");
76
77 #include "bpfilter.h"
78 #include "rnd.h"
79
80 #include <sys/param.h>
81 #include <sys/systm.h>
82 #include <sys/mbuf.h>
83 #include <sys/syslog.h>
84 #include <sys/socket.h>
85 #include <sys/device.h>
86 #include <sys/malloc.h>
87 #include <sys/ioctl.h>
88 #include <sys/errno.h>
89 #if NRND > 0
90 #include <sys/rnd.h>
91 #endif
92
93 #include <net/if.h>
94 #include <net/if_dl.h>
95 #include <net/if_ether.h>
96 #include <net/if_media.h>
97
98 #if NBPFILTER > 0
99 #include <net/bpf.h>
100 #include <net/bpfdesc.h>
101 #endif
102
103 #include <dev/ic/lancereg.h>
104 #include <dev/ic/lancevar.h>
105 #include <dev/ic/am7990reg.h>
106 #include <dev/ic/am7990var.h>
107
108 void am7990_meminit __P((struct lance_softc *));
109 void am7990_start __P((struct ifnet *));
110
111 #if defined(_KERNEL_OPT)
112 #include "opt_ddb.h"
113 #endif
114
115 #ifdef DDB
116 #define integrate
117 #define hide
118 #else
119 #define integrate static __inline
120 #define hide static
121 #endif
122
123 integrate void am7990_rint __P((struct lance_softc *));
124 integrate void am7990_tint __P((struct lance_softc *));
125
126 #ifdef LEDEBUG
127 void am7990_recv_print __P((struct lance_softc *, int));
128 void am7990_xmit_print __P((struct lance_softc *, int));
129 #endif
130
131 #define ifp (&sc->sc_ethercom.ec_if)
132
133 void
134 am7990_config(sc)
135 struct am7990_softc *sc;
136 {
137 int mem, i;
138
139 sc->lsc.sc_meminit = am7990_meminit;
140 sc->lsc.sc_start = am7990_start;
141
142 lance_config(&sc->lsc);
143
144 mem = 0;
145 sc->lsc.sc_initaddr = mem;
146 mem += sizeof(struct leinit);
147 sc->lsc.sc_rmdaddr = mem;
148 mem += sizeof(struct lermd) * sc->lsc.sc_nrbuf;
149 sc->lsc.sc_tmdaddr = mem;
150 mem += sizeof(struct letmd) * sc->lsc.sc_ntbuf;
151 for (i = 0; i < sc->lsc.sc_nrbuf; i++, mem += LEBLEN)
152 sc->lsc.sc_rbufaddr[i] = mem;
153 for (i = 0; i < sc->lsc.sc_ntbuf; i++, mem += LEBLEN)
154 sc->lsc.sc_tbufaddr[i] = mem;
155 #ifdef notyet
156 if (mem > ...)
157 panic(...);
158 #endif
159 }
160
161 /*
162 * Set up the initialization block and the descriptor rings.
163 */
164 void
165 am7990_meminit(sc)
166 struct lance_softc *sc;
167 {
168 u_long a;
169 int bix;
170 struct leinit init;
171 struct lermd rmd;
172 struct letmd tmd;
173 u_int8_t *myaddr;
174
175 #if NBPFILTER > 0
176 if (ifp->if_flags & IFF_PROMISC)
177 init.init_mode = LE_MODE_NORMAL | LE_MODE_PROM;
178 else
179 #endif
180 init.init_mode = LE_MODE_NORMAL;
181 if (sc->sc_initmodemedia == 1)
182 init.init_mode |= LE_MODE_PSEL0;
183
184 /*
185 * Update our private copy of the Ethernet address.
186 * We NEED the copy so we can ensure its alignment!
187 */
188 memcpy(sc->sc_enaddr, LLADDR(ifp->if_sadl), ETHER_ADDR_LEN);
189 myaddr = sc->sc_enaddr;
190
191 init.init_padr[0] = (myaddr[1] << 8) | myaddr[0];
192 init.init_padr[1] = (myaddr[3] << 8) | myaddr[2];
193 init.init_padr[2] = (myaddr[5] << 8) | myaddr[4];
194 lance_setladrf(&sc->sc_ethercom, init.init_ladrf);
195
196 sc->sc_last_rd = 0;
197 sc->sc_first_td = sc->sc_last_td = sc->sc_no_td = 0;
198
199 a = sc->sc_addr + LE_RMDADDR(sc, 0);
200 init.init_rdra = a;
201 init.init_rlen = (a >> 16) | ((ffs(sc->sc_nrbuf) - 1) << 13);
202
203 a = sc->sc_addr + LE_TMDADDR(sc, 0);
204 init.init_tdra = a;
205 init.init_tlen = (a >> 16) | ((ffs(sc->sc_ntbuf) - 1) << 13);
206
207 (*sc->sc_copytodesc)(sc, &init, LE_INITADDR(sc), sizeof(init));
208
209 /*
210 * Set up receive ring descriptors.
211 */
212 for (bix = 0; bix < sc->sc_nrbuf; bix++) {
213 a = sc->sc_addr + LE_RBUFADDR(sc, bix);
214 rmd.rmd0 = a;
215 rmd.rmd1_hadr = a >> 16;
216 rmd.rmd1_bits = LE_R1_OWN;
217 rmd.rmd2 = -LEBLEN | LE_XMD2_ONES;
218 rmd.rmd3 = 0;
219 (*sc->sc_copytodesc)(sc, &rmd, LE_RMDADDR(sc, bix),
220 sizeof(rmd));
221 }
222
223 /*
224 * Set up transmit ring descriptors.
225 */
226 for (bix = 0; bix < sc->sc_ntbuf; bix++) {
227 a = sc->sc_addr + LE_TBUFADDR(sc, bix);
228 tmd.tmd0 = a;
229 tmd.tmd1_hadr = a >> 16;
230 tmd.tmd1_bits = 0;
231 tmd.tmd2 = 0 | LE_XMD2_ONES;
232 tmd.tmd3 = 0;
233 (*sc->sc_copytodesc)(sc, &tmd, LE_TMDADDR(sc, bix),
234 sizeof(tmd));
235 }
236 }
237
238 integrate void
239 am7990_rint(sc)
240 struct lance_softc *sc;
241 {
242 int bix;
243 int rp;
244 struct lermd rmd;
245
246 bix = sc->sc_last_rd;
247
248 /* Process all buffers with valid data. */
249 for (;;) {
250 rp = LE_RMDADDR(sc, bix);
251 (*sc->sc_copyfromdesc)(sc, &rmd, rp, sizeof(rmd));
252
253 if (rmd.rmd1_bits & LE_R1_OWN)
254 break;
255
256 if (rmd.rmd1_bits & LE_R1_ERR) {
257 if (rmd.rmd1_bits & LE_R1_ENP) {
258 #ifdef LEDEBUG
259 if ((rmd.rmd1_bits & LE_R1_OFLO) == 0) {
260 if (rmd.rmd1_bits & LE_R1_FRAM)
261 printf("%s: framing error\n",
262 sc->sc_dev.dv_xname);
263 if (rmd.rmd1_bits & LE_R1_CRC)
264 printf("%s: crc mismatch\n",
265 sc->sc_dev.dv_xname);
266 }
267 #endif
268 } else {
269 if (rmd.rmd1_bits & LE_R1_OFLO)
270 printf("%s: overflow\n",
271 sc->sc_dev.dv_xname);
272 }
273 if (rmd.rmd1_bits & LE_R1_BUFF)
274 printf("%s: receive buffer error\n",
275 sc->sc_dev.dv_xname);
276 ifp->if_ierrors++;
277 } else if ((rmd.rmd1_bits & (LE_R1_STP | LE_R1_ENP)) !=
278 (LE_R1_STP | LE_R1_ENP)) {
279 printf("%s: dropping chained buffer\n",
280 sc->sc_dev.dv_xname);
281 ifp->if_ierrors++;
282 } else {
283 #ifdef LEDEBUG
284 if (sc->sc_debug > 1)
285 am7990_recv_print(sc, sc->sc_last_rd);
286 #endif
287 lance_read(sc, LE_RBUFADDR(sc, bix),
288 (int)rmd.rmd3 - 4);
289 }
290
291 rmd.rmd1_bits = LE_R1_OWN;
292 rmd.rmd2 = -LEBLEN | LE_XMD2_ONES;
293 rmd.rmd3 = 0;
294 (*sc->sc_copytodesc)(sc, &rmd, rp, sizeof(rmd));
295
296 #ifdef LEDEBUG
297 if (sc->sc_debug)
298 printf("sc->sc_last_rd = %x, rmd: "
299 "ladr %04x, hadr %02x, flags %02x, "
300 "bcnt %04x, mcnt %04x\n",
301 sc->sc_last_rd,
302 rmd.rmd0, rmd.rmd1_hadr, rmd.rmd1_bits,
303 rmd.rmd2, rmd.rmd3);
304 #endif
305
306 if (++bix == sc->sc_nrbuf)
307 bix = 0;
308 }
309
310 sc->sc_last_rd = bix;
311 }
312
313 integrate void
314 am7990_tint(sc)
315 struct lance_softc *sc;
316 {
317 int bix;
318 struct letmd tmd;
319
320 bix = sc->sc_first_td;
321
322 for (;;) {
323 if (sc->sc_no_td <= 0)
324 break;
325
326 (*sc->sc_copyfromdesc)(sc, &tmd, LE_TMDADDR(sc, bix),
327 sizeof(tmd));
328
329 #ifdef LEDEBUG
330 if (sc->sc_debug)
331 printf("trans tmd: "
332 "ladr %04x, hadr %02x, flags %02x, "
333 "bcnt %04x, mcnt %04x\n",
334 tmd.tmd0, tmd.tmd1_hadr, tmd.tmd1_bits,
335 tmd.tmd2, tmd.tmd3);
336 #endif
337
338 if (tmd.tmd1_bits & LE_T1_OWN)
339 break;
340
341 ifp->if_flags &= ~IFF_OACTIVE;
342
343 if (tmd.tmd1_bits & LE_T1_ERR) {
344 if (tmd.tmd3 & LE_T3_BUFF)
345 printf("%s: transmit buffer error\n",
346 sc->sc_dev.dv_xname);
347 else if (tmd.tmd3 & LE_T3_UFLO)
348 printf("%s: underflow\n", sc->sc_dev.dv_xname);
349 if (tmd.tmd3 & (LE_T3_BUFF | LE_T3_UFLO)) {
350 lance_reset(sc);
351 return;
352 }
353 if (tmd.tmd3 & LE_T3_LCAR) {
354 sc->sc_havecarrier = 0;
355 if (sc->sc_nocarrier)
356 (*sc->sc_nocarrier)(sc);
357 else
358 printf("%s: lost carrier\n",
359 sc->sc_dev.dv_xname);
360 }
361 if (tmd.tmd3 & LE_T3_LCOL)
362 ifp->if_collisions++;
363 if (tmd.tmd3 & LE_T3_RTRY) {
364 #ifdef LEDEBUG
365 printf("%s: excessive collisions, tdr %d\n",
366 sc->sc_dev.dv_xname,
367 tmd.tmd3 & LE_T3_TDR_MASK);
368 #endif
369 ifp->if_collisions += 16;
370 }
371 ifp->if_oerrors++;
372 } else {
373 if (tmd.tmd1_bits & LE_T1_ONE)
374 ifp->if_collisions++;
375 else if (tmd.tmd1_bits & LE_T1_MORE)
376 /* Real number is unknown. */
377 ifp->if_collisions += 2;
378 ifp->if_opackets++;
379 }
380
381 if (++bix == sc->sc_ntbuf)
382 bix = 0;
383
384 --sc->sc_no_td;
385 }
386
387 sc->sc_first_td = bix;
388
389 am7990_start(ifp);
390
391 if (sc->sc_no_td == 0)
392 ifp->if_timer = 0;
393 }
394
395 /*
396 * Controller interrupt.
397 */
398 int
399 am7990_intr(arg)
400 void *arg;
401 {
402 struct lance_softc *sc = arg;
403 u_int16_t isr;
404
405 isr = (*sc->sc_rdcsr)(sc, LE_CSR0) | sc->sc_saved_csr0;
406 sc->sc_saved_csr0 = 0;
407 #if defined(LEDEBUG) && LEDEBUG > 1
408 if (sc->sc_debug)
409 printf("%s: am7990_intr entering with isr=%04x\n",
410 sc->sc_dev.dv_xname, isr);
411 #endif
412 if ((isr & LE_C0_INTR) == 0)
413 return (0);
414
415 #ifdef __vax__
416 /*
417 * DEC needs this write order to the registers, don't know
418 * the results on other arch's. Ragge 991029
419 */
420 isr &= ~LE_C0_INEA;
421 (*sc->sc_wrcsr)(sc, LE_CSR0, isr);
422 (*sc->sc_wrcsr)(sc, LE_CSR0, LE_C0_INEA);
423 #else
424 (*sc->sc_wrcsr)(sc, LE_CSR0,
425 isr & (LE_C0_INEA | LE_C0_BABL | LE_C0_MISS | LE_C0_MERR |
426 LE_C0_RINT | LE_C0_TINT | LE_C0_IDON));
427 #endif
428 if (isr & LE_C0_ERR) {
429 if (isr & LE_C0_BABL) {
430 #ifdef LEDEBUG
431 printf("%s: babble\n", sc->sc_dev.dv_xname);
432 #endif
433 ifp->if_oerrors++;
434 }
435 #if 0
436 if (isr & LE_C0_CERR) {
437 printf("%s: collision error\n", sc->sc_dev.dv_xname);
438 ifp->if_collisions++;
439 }
440 #endif
441 if (isr & LE_C0_MISS) {
442 #ifdef LEDEBUG
443 printf("%s: missed packet\n", sc->sc_dev.dv_xname);
444 #endif
445 ifp->if_ierrors++;
446 }
447 if (isr & LE_C0_MERR) {
448 printf("%s: memory error\n", sc->sc_dev.dv_xname);
449 lance_reset(sc);
450 return (1);
451 }
452 }
453
454 if ((isr & LE_C0_RXON) == 0) {
455 printf("%s: receiver disabled\n", sc->sc_dev.dv_xname);
456 ifp->if_ierrors++;
457 lance_reset(sc);
458 return (1);
459 }
460 if ((isr & LE_C0_TXON) == 0) {
461 printf("%s: transmitter disabled\n", sc->sc_dev.dv_xname);
462 ifp->if_oerrors++;
463 lance_reset(sc);
464 return (1);
465 }
466
467 /*
468 * Pretend we have carrier; if we don't this will be cleared
469 * shortly.
470 */
471 sc->sc_havecarrier = 1;
472
473 if (isr & LE_C0_RINT)
474 am7990_rint(sc);
475 if (isr & LE_C0_TINT)
476 am7990_tint(sc);
477
478 #if NRND > 0
479 rnd_add_uint32(&sc->rnd_source, isr);
480 #endif
481
482 return (1);
483 }
484
485 #undef ifp
486
487 /*
488 * Setup output on interface.
489 * Get another datagram to send off of the interface queue, and map it to the
490 * interface before starting the output.
491 * Called only at splnet or interrupt level.
492 */
493 void
494 am7990_start(ifp)
495 struct ifnet *ifp;
496 {
497 struct lance_softc *sc = ifp->if_softc;
498 int bix;
499 struct mbuf *m;
500 struct letmd tmd;
501 int rp;
502 int len;
503
504 if ((ifp->if_flags & (IFF_RUNNING | IFF_OACTIVE)) != IFF_RUNNING)
505 return;
506
507 bix = sc->sc_last_td;
508
509 for (;;) {
510 rp = LE_TMDADDR(sc, bix);
511 (*sc->sc_copyfromdesc)(sc, &tmd, rp, sizeof(tmd));
512
513 if (tmd.tmd1_bits & LE_T1_OWN) {
514 ifp->if_flags |= IFF_OACTIVE;
515 printf("missing buffer, no_td = %d, last_td = %d\n",
516 sc->sc_no_td, sc->sc_last_td);
517 }
518
519 IFQ_DEQUEUE(&ifp->if_snd, m);
520 if (m == 0)
521 break;
522
523 #if NBPFILTER > 0
524 /*
525 * If BPF is listening on this interface, let it see the packet
526 * before we commit it to the wire.
527 */
528 if (ifp->if_bpf)
529 bpf_mtap(ifp->if_bpf, m);
530 #endif
531
532 /*
533 * Copy the mbuf chain into the transmit buffer.
534 */
535 len = lance_put(sc, LE_TBUFADDR(sc, bix), m);
536
537 #ifdef LEDEBUG
538 if (len > ETHERMTU + sizeof(struct ether_header))
539 printf("packet length %d\n", len);
540 #endif
541
542 ifp->if_timer = 5;
543
544 /*
545 * Init transmit registers, and set transmit start flag.
546 */
547 tmd.tmd1_bits = LE_T1_OWN | LE_T1_STP | LE_T1_ENP;
548 tmd.tmd2 = -len | LE_XMD2_ONES;
549 tmd.tmd3 = 0;
550
551 (*sc->sc_copytodesc)(sc, &tmd, rp, sizeof(tmd));
552
553 #ifdef LEDEBUG
554 if (sc->sc_debug > 1)
555 am7990_xmit_print(sc, sc->sc_last_td);
556 #endif
557
558 (*sc->sc_wrcsr)(sc, LE_CSR0, LE_C0_INEA | LE_C0_TDMD);
559
560 if (++bix == sc->sc_ntbuf)
561 bix = 0;
562
563 if (++sc->sc_no_td == sc->sc_ntbuf) {
564 ifp->if_flags |= IFF_OACTIVE;
565 break;
566 }
567
568 }
569
570 sc->sc_last_td = bix;
571 }
572
573 #ifdef LEDEBUG
574 void
575 am7990_recv_print(sc, no)
576 struct lance_softc *sc;
577 int no;
578 {
579 struct lermd rmd;
580 u_int16_t len;
581 struct ether_header eh;
582
583 (*sc->sc_copyfromdesc)(sc, &rmd, LE_RMDADDR(sc, no), sizeof(rmd));
584 len = rmd.rmd3;
585 printf("%s: receive buffer %d, len = %d\n", sc->sc_dev.dv_xname, no,
586 len);
587 printf("%s: status %04x\n", sc->sc_dev.dv_xname,
588 (*sc->sc_rdcsr)(sc, LE_CSR0));
589 printf("%s: ladr %04x, hadr %02x, flags %02x, bcnt %04x, mcnt %04x\n",
590 sc->sc_dev.dv_xname,
591 rmd.rmd0, rmd.rmd1_hadr, rmd.rmd1_bits, rmd.rmd2, rmd.rmd3);
592 if (len >= sizeof(eh)) {
593 (*sc->sc_copyfrombuf)(sc, &eh, LE_RBUFADDR(sc, no), sizeof(eh));
594 printf("%s: dst %s", sc->sc_dev.dv_xname,
595 ether_sprintf(eh.ether_dhost));
596 printf(" src %s type %04x\n", ether_sprintf(eh.ether_shost),
597 ntohs(eh.ether_type));
598 }
599 }
600
601 void
602 am7990_xmit_print(sc, no)
603 struct lance_softc *sc;
604 int no;
605 {
606 struct letmd tmd;
607 u_int16_t len;
608 struct ether_header eh;
609
610 (*sc->sc_copyfromdesc)(sc, &tmd, LE_TMDADDR(sc, no), sizeof(tmd));
611 len = -tmd.tmd2;
612 printf("%s: transmit buffer %d, len = %d\n", sc->sc_dev.dv_xname, no,
613 len);
614 printf("%s: status %04x\n", sc->sc_dev.dv_xname,
615 (*sc->sc_rdcsr)(sc, LE_CSR0));
616 printf("%s: ladr %04x, hadr %02x, flags %02x, bcnt %04x, mcnt %04x\n",
617 sc->sc_dev.dv_xname,
618 tmd.tmd0, tmd.tmd1_hadr, tmd.tmd1_bits, tmd.tmd2, tmd.tmd3);
619 if (len >= sizeof(eh)) {
620 (*sc->sc_copyfrombuf)(sc, &eh, LE_TBUFADDR(sc, no), sizeof(eh));
621 printf("%s: dst %s", sc->sc_dev.dv_xname,
622 ether_sprintf(eh.ether_dhost));
623 printf(" src %s type %04x\n", ether_sprintf(eh.ether_shost),
624 ntohs(eh.ether_type));
625 }
626 }
627 #endif /* LEDEBUG */
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