1 /* $NetBSD: if_de.c,v 1.86 1999/06/01 19:17:59 thorpej Exp $ */
3 /* $FreeBSD: src/sys/pci/if_de.c,v 1.123.2.4 2000/08/04 23:25:09 peter Exp $ */
4 /* $DragonFly: src/sys/dev/netif/de/if_de.c,v 1.45 2006/09/05 03:48:10 dillon Exp $ */
7 * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com)
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. The name of the author may not be used to endorse or promote products
16 * derived from this software withough specific prior written permission
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 * Id: if_de.c,v 1.94 1997/07/03 16:55:07 thomas Exp
34 * DEC 21040 PCI Ethernet Controller
36 * Written by Matt Thomas
37 * BPF support code stolen directly from if_ec.c
39 * This driver supports the DEC DE435 or any other PCI
40 * board which support 21040, 21041, or 21140 (mostly).
43 #include <sys/param.h>
44 #include <sys/systm.h>
46 #include <sys/socket.h>
47 #include <sys/sockio.h>
48 #include <sys/malloc.h>
49 #include <sys/kernel.h>
50 #include <sys/eventhandler.h>
51 #include <sys/thread2.h>
52 #include <machine/bus.h>
53 #include <machine/resource.h>
61 #include <net/if_media.h>
62 #include <net/if_dl.h>
67 #include <netinet/in.h>
68 #include <netinet/if_ether.h>
72 #include <netproto/ipx/ipx.h>
73 #include <netproto/ipx/ipx_if.h>
77 #include <netproto/ns/ns.h>
78 #include <netproto/ns/ns_if.h>
83 #include <net/if_var.h>
85 #include <bus/pci/pcivar.h>
86 #include <bus/pci/pcireg.h>
87 #include <bus/pci/dc21040reg.h>
90 * Intel CPUs should use I/O mapped access.
93 #define TULIP_IOMAPPED
100 static tulip_softc_t *tulips[TULIP_MAX_DEVICES];
103 * This module supports
104 * the DEC 21040 PCI Ethernet Controller.
105 * the DEC 21041 PCI Ethernet Controller.
106 * the DEC 21140 PCI Fast Ethernet Controller.
108 static void tulip_mii_autonegotiate(tulip_softc_t *, u_int);
109 static void tulip_intr_shared(void *);
110 static void tulip_intr_normal(void *);
111 static void tulip_init(tulip_softc_t *);
112 static void tulip_reset(tulip_softc_t *);
113 static void tulip_ifstart(struct ifnet *);
114 static struct mbuf *tulip_txput(tulip_softc_t *, struct mbuf *);
115 static void tulip_txput_setup(tulip_softc_t *);
116 static void tulip_rx_intr(tulip_softc_t *);
117 static void tulip_addr_filter(tulip_softc_t *);
118 static u_int tulip_mii_readreg(tulip_softc_t *, u_int, u_int);
119 static void tulip_mii_writereg(tulip_softc_t *, u_int, u_int, u_int);
120 static int tulip_mii_map_abilities(tulip_softc_t * const sc, unsigned abilities);
121 static tulip_media_t tulip_mii_phy_readspecific(tulip_softc_t *);
122 static int tulip_srom_decode(tulip_softc_t *);
123 static int tulip_ifmedia_change(struct ifnet *);
124 static void tulip_ifmedia_status(struct ifnet *, struct ifmediareq *);
125 /* static void tulip_21140_map_media(tulip_softc_t *sc); */
128 tulip_timeout_callback(void *arg)
130 tulip_softc_t *sc = arg;
132 lwkt_serialize_enter(sc->tulip_if.if_serializer);
133 sc->tulip_flags &= ~TULIP_TIMEOUTPENDING;
134 sc->tulip_probe_timeout -= 1000 / TULIP_HZ;
135 (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_TIMER);
136 lwkt_serialize_exit(sc->tulip_if.if_serializer);
140 tulip_timeout(tulip_softc_t *sc)
142 if (sc->tulip_flags & TULIP_TIMEOUTPENDING)
144 sc->tulip_flags |= TULIP_TIMEOUTPENDING;
145 callout_reset(&sc->tulip_timer, (hz + TULIP_HZ / 2) / TULIP_HZ,
146 tulip_timeout_callback, sc);
150 tulip_txprobe(tulip_softc_t *sc)
155 * Before we are sure this is the right media we need
156 * to send a small packet to make sure there's carrier.
157 * Strangely, BNC and AUI will "see" receive data if
158 * either is connected so the transmit is the only way
159 * to verify the connectivity.
161 MGETHDR(m, MB_DONTWAIT, MT_DATA);
165 * Construct a LLC TEST message which will point to ourselves.
167 bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_dhost, 6);
168 bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_shost, 6);
169 mtod(m, struct ether_header *)->ether_type = htons(3);
170 mtod(m, unsigned char *)[14] = 0;
171 mtod(m, unsigned char *)[15] = 0;
172 mtod(m, unsigned char *)[16] = 0xE3; /* LLC Class1 TEST (no poll) */
173 m->m_len = m->m_pkthdr.len = sizeof(struct ether_header) + 3;
177 sc->tulip_cmdmode |= TULIP_CMD_TXRUN;
178 sc->tulip_intrmask |= TULIP_STS_TXINTR;
179 sc->tulip_flags |= TULIP_TXPROBE_ACTIVE;
180 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
181 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
182 if ((m = tulip_txput(sc, m)) != NULL)
184 sc->tulip_probe.probe_txprobes++;
189 #define TULIP_SIAGEN_WATCHDOG (sc->tulip_if.if_mtu > ETHERMTU ? TULIP_WATCHDOG_RXDISABLE|TULIP_WATCHDOG_TXDISABLE : 0)
191 #define TULIP_SIAGEN_WATCHDOG 0
195 tulip_media_set(tulip_softc_t *sc, tulip_media_t media)
197 const tulip_media_info_t *mi = sc->tulip_mediums[media];
203 * If we are switching media, make sure we don't think there's
204 * any stale RX activity
206 sc->tulip_flags &= ~TULIP_RXACT;
207 if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
208 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET);
209 TULIP_CSR_WRITE(sc, csr_sia_tx_rx, mi->mi_sia_tx_rx);
210 if (sc->tulip_features & TULIP_HAVE_SIAGP) {
211 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_control|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG);
213 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_data|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG);
215 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG);
217 TULIP_CSR_WRITE(sc, csr_sia_connectivity, mi->mi_sia_connectivity);
218 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) {
219 #define TULIP_GPR_CMDBITS (TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_SCRAMBLER|TULIP_CMD_TXTHRSHLDCTL)
221 * If the cmdmode bits don't match the currently operating mode,
222 * set the cmdmode appropriately and reset the chip.
224 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) {
225 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
226 sc->tulip_cmdmode |= mi->mi_cmdmode;
229 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit);
231 TULIP_CSR_WRITE(sc, csr_gp, (u_int8_t) mi->mi_gpdata);
232 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) {
234 * If the cmdmode bits don't match the currently operating mode,
235 * set the cmdmode appropriately and reset the chip.
237 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) {
238 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
239 sc->tulip_cmdmode |= mi->mi_cmdmode;
242 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpcontrol);
243 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpdata);
244 } else if (mi->mi_type == TULIP_MEDIAINFO_MII
245 && sc->tulip_probe_state != TULIP_PROBE_INACTIVE) {
247 if (sc->tulip_features & TULIP_HAVE_SIAGP) {
249 dp = &sc->tulip_rombuf[mi->mi_reset_offset];
250 for (idx = 0; idx < mi->mi_reset_length; idx++, dp += 2) {
252 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16);
254 sc->tulip_phyaddr = mi->mi_phyaddr;
255 dp = &sc->tulip_rombuf[mi->mi_gpr_offset];
256 for (idx = 0; idx < mi->mi_gpr_length; idx++, dp += 2) {
258 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16);
261 for (idx = 0; idx < mi->mi_reset_length; idx++) {
263 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx]);
265 sc->tulip_phyaddr = mi->mi_phyaddr;
266 for (idx = 0; idx < mi->mi_gpr_length; idx++) {
268 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx]);
271 if (sc->tulip_flags & TULIP_TRYNWAY) {
272 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr);
273 } else if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) {
274 u_int32_t data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_CONTROL);
275 data &= ~(PHYCTL_SELECT_100MB|PHYCTL_FULL_DUPLEX|PHYCTL_AUTONEG_ENABLE);
276 sc->tulip_flags &= ~TULIP_DIDNWAY;
277 if (TULIP_IS_MEDIA_FD(media))
278 data |= PHYCTL_FULL_DUPLEX;
279 if (TULIP_IS_MEDIA_100MB(media))
280 data |= PHYCTL_SELECT_100MB;
281 tulip_mii_writereg(sc, sc->tulip_phyaddr, PHYREG_CONTROL, data);
287 tulip_linkup(tulip_softc_t *sc, tulip_media_t media)
289 if ((sc->tulip_flags & TULIP_LINKUP) == 0)
290 sc->tulip_flags |= TULIP_PRINTLINKUP;
291 sc->tulip_flags |= TULIP_LINKUP;
292 sc->tulip_if.if_flags &= ~IFF_OACTIVE;
293 #if 0 /* XXX how does with work with ifmedia? */
294 if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) {
295 if (sc->tulip_if.if_flags & IFF_FULLDUPLEX) {
296 if (TULIP_CAN_MEDIA_FD(media)
297 && sc->tulip_mediums[TULIP_FD_MEDIA_OF(media)] != NULL)
298 media = TULIP_FD_MEDIA_OF(media);
300 if (TULIP_IS_MEDIA_FD(media)
301 && sc->tulip_mediums[TULIP_HD_MEDIA_OF(media)] != NULL)
302 media = TULIP_HD_MEDIA_OF(media);
306 if (sc->tulip_media != media) {
307 sc->tulip_media = media;
308 sc->tulip_flags |= TULIP_PRINTMEDIA;
309 if (TULIP_IS_MEDIA_FD(sc->tulip_media)) {
310 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
311 } else if (sc->tulip_chipid != TULIP_21041 || (sc->tulip_flags & TULIP_DIDNWAY) == 0) {
312 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
316 * We could set probe_timeout to 0 but setting to 3000 puts this
317 * in one central place and the only matters is tulip_link is
318 * followed by a tulip_timeout. Therefore setting it should not
319 * result in aberrant behavour.
321 sc->tulip_probe_timeout = 3000;
322 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
323 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_TRYNWAY);
324 if (sc->tulip_flags & TULIP_INRESET) {
325 tulip_media_set(sc, sc->tulip_media);
326 } else if (sc->tulip_probe_media != sc->tulip_media) {
328 * No reason to change media if we have the right media.
336 tulip_media_print(tulip_softc_t *sc)
338 if ((sc->tulip_flags & TULIP_LINKUP) == 0)
340 if (sc->tulip_flags & TULIP_PRINTMEDIA) {
341 if_printf(&sc->tulip_if, "enabling %s port\n",
342 tulip_mediums[sc->tulip_media]);
343 sc->tulip_flags &= ~(TULIP_PRINTMEDIA|TULIP_PRINTLINKUP);
344 } else if (sc->tulip_flags & TULIP_PRINTLINKUP) {
345 if_printf(&sc->tulip_if, "link up\n");
346 sc->tulip_flags &= ~TULIP_PRINTLINKUP;
350 #if defined(TULIP_DO_GPR_SENSE)
352 tulip_21140_gpr_media_sense(tulip_softc_t *sc)
354 tulip_media_t maybe_media = TULIP_MEDIA_UNKNOWN;
355 tulip_media_t last_media = TULIP_MEDIA_UNKNOWN;
359 * If one of the media blocks contained a default media flag,
362 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
363 const tulip_media_info_t *mi;
365 * Media is not supported (or is full-duplex).
367 if ((mi = sc->tulip_mediums[media]) == NULL || TULIP_IS_MEDIA_FD(media))
369 if (mi->mi_type != TULIP_MEDIAINFO_GPR)
373 * Remember the media is this is the "default" media.
375 if (mi->mi_default && maybe_media == TULIP_MEDIA_UNKNOWN)
379 * No activity mask? Can't see if it is active if there's no mask.
381 if (mi->mi_actmask == 0)
385 * Does the activity data match?
387 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) != mi->mi_actdata)
391 * It does! If this is the first media we detected, then
392 * remember this media. If isn't the first, then there were
393 * multiple matches which we equate to no match (since we don't
394 * which to select (if any).
396 if (last_media == TULIP_MEDIA_UNKNOWN) {
398 } else if (last_media != media) {
399 last_media = TULIP_MEDIA_UNKNOWN;
402 return (last_media != TULIP_MEDIA_UNKNOWN) ? last_media : maybe_media;
404 #endif /* TULIP_DO_GPR_SENSE */
406 static tulip_link_status_t
407 tulip_media_link_monitor(tulip_softc_t *sc)
409 const tulip_media_info_t *mi = sc->tulip_mediums[sc->tulip_media];
410 tulip_link_status_t linkup = TULIP_LINK_DOWN;
413 #if defined(DIAGNOSTIC)
414 panic("tulip_media_link_monitor: %s: botch at line %d\n",
415 tulip_mediums[sc->tulip_media],__LINE__);
417 return TULIP_LINK_UNKNOWN;
422 * Have we seen some packets? If so, the link must be good.
424 if ((sc->tulip_flags & (TULIP_RXACT|TULIP_LINKUP)) == (TULIP_RXACT|TULIP_LINKUP)) {
425 sc->tulip_flags &= ~TULIP_RXACT;
426 sc->tulip_probe_timeout = 3000;
427 return TULIP_LINK_UP;
430 sc->tulip_flags &= ~TULIP_RXACT;
431 if (mi->mi_type == TULIP_MEDIAINFO_MII) {
434 * Read the PHY status register.
436 status = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS);
437 if (status & PHYSTS_AUTONEG_DONE) {
439 * If the PHY has completed autonegotiation, see the if the
440 * remote systems abilities have changed. If so, upgrade or
441 * downgrade as appropriate.
443 u_int32_t abilities = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_AUTONEG_ABILITIES);
444 abilities = (abilities << 6) & status;
445 if (abilities != sc->tulip_abilities) {
446 if (tulip_mii_map_abilities(sc, abilities)) {
447 tulip_linkup(sc, sc->tulip_probe_media);
448 return TULIP_LINK_UP;
451 * if we had selected media because of autonegotiation,
452 * we need to probe for the new media.
454 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
455 if (sc->tulip_flags & TULIP_DIDNWAY)
456 return TULIP_LINK_DOWN;
460 * The link is now up. If was down, say its back up.
462 if ((status & (PHYSTS_LINK_UP|PHYSTS_REMOTE_FAULT)) == PHYSTS_LINK_UP)
463 linkup = TULIP_LINK_UP;
464 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) {
466 * No activity sensor? Assume all's well.
468 if (mi->mi_actmask == 0)
469 return TULIP_LINK_UNKNOWN;
471 * Does the activity data match?
473 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) == mi->mi_actdata)
474 linkup = TULIP_LINK_UP;
475 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
477 * Assume non TP ok for now.
479 if (!TULIP_IS_MEDIA_TP(sc->tulip_media))
480 return TULIP_LINK_UNKNOWN;
481 if ((TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) == 0)
482 linkup = TULIP_LINK_UP;
483 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) {
484 return TULIP_LINK_UNKNOWN;
487 * We will wait for 3 seconds until the link goes into suspect mode.
489 if (sc->tulip_flags & TULIP_LINKUP) {
490 if (linkup == TULIP_LINK_UP)
491 sc->tulip_probe_timeout = 3000;
492 if (sc->tulip_probe_timeout > 0)
493 return TULIP_LINK_UP;
495 sc->tulip_flags &= ~TULIP_LINKUP;
496 if_printf(&sc->tulip_if, "link down: cable problem?\n");
498 return TULIP_LINK_DOWN;
502 tulip_media_poll(tulip_softc_t *sc, tulip_mediapoll_event_t event)
504 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE
505 && event == TULIP_MEDIAPOLL_TIMER) {
506 switch (tulip_media_link_monitor(sc)) {
507 case TULIP_LINK_DOWN: {
509 * Link Monitor failed. Probe for new media.
511 event = TULIP_MEDIAPOLL_LINKFAIL;
514 case TULIP_LINK_UP: {
521 case TULIP_LINK_UNKNOWN: {
523 * We can't tell so don't bother.
530 if (event == TULIP_MEDIAPOLL_LINKFAIL) {
531 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) {
532 if (TULIP_DO_AUTOSENSE(sc)) {
533 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
534 if (sc->tulip_if.if_flags & IFF_UP)
535 tulip_reset(sc); /* restart probe */
541 if (event == TULIP_MEDIAPOLL_START) {
542 sc->tulip_if.if_flags |= IFF_OACTIVE;
543 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE)
545 sc->tulip_probe_mediamask = 0;
546 sc->tulip_probe_passes = 0;
548 * If the SROM contained an explicit media to use, use it.
550 sc->tulip_cmdmode &= ~(TULIP_CMD_RXRUN|TULIP_CMD_FULLDUPLEX);
551 sc->tulip_flags |= TULIP_TRYNWAY|TULIP_PROBE1STPASS;
552 sc->tulip_flags &= ~(TULIP_DIDNWAY|TULIP_PRINTMEDIA|TULIP_PRINTLINKUP);
554 * connidx is defaulted to a media_unknown type.
556 sc->tulip_probe_media = tulip_srom_conninfo[sc->tulip_connidx].sc_media;
557 if (sc->tulip_probe_media != TULIP_MEDIA_UNKNOWN) {
558 tulip_linkup(sc, sc->tulip_probe_media);
563 if (sc->tulip_features & TULIP_HAVE_GPR) {
564 sc->tulip_probe_state = TULIP_PROBE_GPRTEST;
565 sc->tulip_probe_timeout = 2000;
567 sc->tulip_probe_media = TULIP_MEDIA_MAX;
568 sc->tulip_probe_timeout = 0;
569 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
574 * Ignore txprobe failures or spurious callbacks.
576 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED
577 && sc->tulip_probe_state != TULIP_PROBE_MEDIATEST) {
578 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
583 * If we really transmitted a packet, then that's the media we'll use.
585 if (event == TULIP_MEDIAPOLL_TXPROBE_OK || event == TULIP_MEDIAPOLL_LINKPASS) {
586 if (event == TULIP_MEDIAPOLL_LINKPASS) {
587 /* XXX Check media status just to be sure */
588 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
590 tulip_linkup(sc, sc->tulip_probe_media);
595 if (sc->tulip_probe_state == TULIP_PROBE_GPRTEST) {
596 #if defined(TULIP_DO_GPR_SENSE)
598 * Check for media via the general purpose register.
600 * Try to sense the media via the GPR. If the same value
601 * occurs 3 times in a row then just use that.
603 if (sc->tulip_probe_timeout > 0) {
604 tulip_media_t new_probe_media = tulip_21140_gpr_media_sense(sc);
605 if (new_probe_media != TULIP_MEDIA_UNKNOWN) {
606 if (new_probe_media == sc->tulip_probe_media) {
607 if (--sc->tulip_probe_count == 0)
608 tulip_linkup(sc, sc->tulip_probe_media);
610 sc->tulip_probe_count = 10;
613 sc->tulip_probe_media = new_probe_media;
617 #endif /* TULIP_DO_GPR_SENSE */
619 * Brute force. We cycle through each of the media types
620 * and try to transmit a packet.
622 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
623 sc->tulip_probe_media = TULIP_MEDIA_MAX;
624 sc->tulip_probe_timeout = 0;
629 if (sc->tulip_probe_state != TULIP_PROBE_MEDIATEST
630 && (sc->tulip_features & TULIP_HAVE_MII)) {
631 tulip_media_t old_media = sc->tulip_probe_media;
632 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr);
633 switch (sc->tulip_probe_state) {
634 case TULIP_PROBE_FAILED:
635 case TULIP_PROBE_MEDIATEST: {
637 * Try the next media.
639 sc->tulip_probe_mediamask |= sc->tulip_mediums[sc->tulip_probe_media]->mi_mediamask;
640 sc->tulip_probe_timeout = 0;
642 if (sc->tulip_probe_state == TULIP_PROBE_FAILED)
644 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc))
646 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 300;
650 case TULIP_PROBE_PHYAUTONEG: {
653 case TULIP_PROBE_INACTIVE: {
655 * Only probe if we autonegotiated a media that hasn't failed.
657 sc->tulip_probe_timeout = 0;
658 if (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) {
659 sc->tulip_probe_media = old_media;
662 tulip_linkup(sc, sc->tulip_probe_media);
667 #if defined(DIAGNOSTIC)
668 panic("tulip_media_poll: botch at line %d\n", __LINE__);
675 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) {
676 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
681 * switch to another media if we tried this one enough.
683 if (/* event == TULIP_MEDIAPOLL_TXPROBE_FAILED || */ sc->tulip_probe_timeout <= 0) {
685 * Find the next media type to check for. Full Duplex
686 * types are not allowed.
689 sc->tulip_probe_media -= 1;
690 if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) {
691 if (++sc->tulip_probe_passes == 3) {
692 if_printf(&sc->tulip_if, "autosense failed: cable problem?\n");
693 if ((sc->tulip_if.if_flags & IFF_UP) == 0) {
694 sc->tulip_if.if_flags &= ~IFF_RUNNING;
695 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
699 sc->tulip_flags ^= TULIP_TRYNWAY; /* XXX */
700 sc->tulip_probe_mediamask = 0;
701 sc->tulip_probe_media = TULIP_MEDIA_MAX - 1;
703 } while (sc->tulip_mediums[sc->tulip_probe_media] == NULL
704 || (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media))
705 || TULIP_IS_MEDIA_FD(sc->tulip_probe_media));
707 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 1000;
708 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
709 sc->tulip_probe.probe_txprobes = 0;
711 tulip_media_set(sc, sc->tulip_probe_media);
712 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
717 * If this is hanging off a phy, we know are doing NWAY and we have
718 * forced the phy to a specific speed. Wait for link up before
719 * before sending a packet.
721 switch (sc->tulip_mediums[sc->tulip_probe_media]->mi_type) {
722 case TULIP_MEDIAINFO_MII: {
723 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc))
727 case TULIP_MEDIAINFO_SIA: {
728 if (TULIP_IS_MEDIA_TP(sc->tulip_probe_media)) {
729 if (TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL)
731 tulip_linkup(sc, sc->tulip_probe_media);
733 if (sc->tulip_features & TULIP_HAVE_MII)
740 case TULIP_MEDIAINFO_RESET:
741 case TULIP_MEDIAINFO_SYM:
742 case TULIP_MEDIAINFO_NONE:
743 case TULIP_MEDIAINFO_GPR: {
748 * Try to send a packet.
754 tulip_media_select(tulip_softc_t *sc)
756 if (sc->tulip_features & TULIP_HAVE_GPR) {
757 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit);
759 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpdata);
762 * If this board has no media, just return
764 if (sc->tulip_features & TULIP_HAVE_NOMEDIA)
767 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
768 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
769 (*sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_START);
771 tulip_media_set(sc, sc->tulip_media);
776 tulip_21040_mediainfo_init(tulip_softc_t *sc, tulip_media_t media)
778 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_THRSHLD160
779 |TULIP_CMD_BACKOFFCTR;
780 sc->tulip_if.if_baudrate = 10000000;
782 if (media == TULIP_MEDIA_10BASET || media == TULIP_MEDIA_UNKNOWN) {
783 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[0], 21040, 10BASET);
784 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[1], 21040, 10BASET_FD);
785 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
788 if (media == TULIP_MEDIA_AUIBNC || media == TULIP_MEDIA_UNKNOWN) {
789 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[2], 21040, AUIBNC);
792 if (media == TULIP_MEDIA_UNKNOWN) {
793 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[3], 21040, EXTSIA);
798 tulip_21040_media_probe(tulip_softc_t *sc)
800 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_UNKNOWN);
804 tulip_21040_10baset_only_media_probe(tulip_softc_t *sc)
806 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_10BASET);
807 tulip_media_set(sc, TULIP_MEDIA_10BASET);
808 sc->tulip_media = TULIP_MEDIA_10BASET;
812 tulip_21040_10baset_only_media_select(tulip_softc_t *sc)
814 sc->tulip_flags |= TULIP_LINKUP;
815 if (sc->tulip_media == TULIP_MEDIA_10BASET_FD) {
816 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
817 sc->tulip_flags &= ~TULIP_SQETEST;
819 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
820 sc->tulip_flags |= TULIP_SQETEST;
822 tulip_media_set(sc, sc->tulip_media);
826 tulip_21040_auibnc_only_media_probe(tulip_softc_t *sc)
828 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_AUIBNC);
829 sc->tulip_flags |= TULIP_SQETEST|TULIP_LINKUP;
830 tulip_media_set(sc, TULIP_MEDIA_AUIBNC);
831 sc->tulip_media = TULIP_MEDIA_AUIBNC;
835 tulip_21040_auibnc_only_media_select(tulip_softc_t *sc)
837 tulip_media_set(sc, TULIP_MEDIA_AUIBNC);
838 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
841 static const tulip_boardsw_t tulip_21040_boardsw = {
843 tulip_21040_media_probe,
848 static const tulip_boardsw_t tulip_21040_10baset_only_boardsw = {
850 tulip_21040_10baset_only_media_probe,
851 tulip_21040_10baset_only_media_select,
855 static const tulip_boardsw_t tulip_21040_auibnc_only_boardsw = {
857 tulip_21040_auibnc_only_media_probe,
858 tulip_21040_auibnc_only_media_select,
863 tulip_21041_mediainfo_init(tulip_softc_t *sc)
865 tulip_media_info_t *mi = sc->tulip_mediainfo;
868 if (sc->tulip_revinfo >= 0x20) {
869 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, 10BASET);
870 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, 10BASET_FD);
871 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, AUI);
872 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, BNC);
876 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041, 10BASET);
877 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041, 10BASET_FD);
878 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[2], 21041, AUI);
879 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[3], 21041, BNC);
883 tulip_21041_media_probe(tulip_softc_t *sc)
885 sc->tulip_if.if_baudrate = 10000000;
886 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_ENHCAPTEFFCT
887 |TULIP_CMD_THRSHLD160|TULIP_CMD_BACKOFFCTR;
888 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
889 tulip_21041_mediainfo_init(sc);
893 tulip_21041_media_poll(tulip_softc_t *sc, tulip_mediapoll_event_t event)
897 if (event == TULIP_MEDIAPOLL_LINKFAIL) {
898 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE
899 || !TULIP_DO_AUTOSENSE(sc))
901 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
902 tulip_reset(sc); /* start probe */
907 * If we've been been asked to start a poll or link change interrupt
908 * restart the probe (and reset the tulip to a known state).
910 if (event == TULIP_MEDIAPOLL_START) {
911 sc->tulip_if.if_flags |= IFF_OACTIVE;
912 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_RXRUN);
914 if (sc->tulip_revinfo >= 0x20) {
915 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
916 sc->tulip_flags |= TULIP_DIDNWAY;
919 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
920 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
921 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
922 sc->tulip_probe_timeout = TULIP_21041_PROBE_10BASET_TIMEOUT;
923 tulip_media_set(sc, TULIP_MEDIA_10BASET);
928 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE)
931 if (event == TULIP_MEDIAPOLL_TXPROBE_OK) {
932 tulip_linkup(sc, sc->tulip_probe_media);
936 sia_status = TULIP_CSR_READ(sc, csr_sia_status);
937 TULIP_CSR_WRITE(sc, csr_sia_status, sia_status);
938 if ((sia_status & TULIP_SIASTS_LINKFAIL) == 0) {
939 if (sc->tulip_revinfo >= 0x20) {
940 if (sia_status & (PHYSTS_10BASET_FD << (16 - 6)))
941 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD;
944 * If the link has passed LinkPass, 10baseT is the
945 * proper media to use.
947 tulip_linkup(sc, sc->tulip_probe_media);
952 * wait for up to 2.4 seconds for the link to reach pass state.
953 * Only then start scanning the other media for activity.
954 * choose media with receive activity over those without.
956 if (sc->tulip_probe_media == TULIP_MEDIA_10BASET) {
957 if (event != TULIP_MEDIAPOLL_TIMER)
959 if (sc->tulip_probe_timeout > 0
960 && (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) == 0) {
964 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
965 sc->tulip_flags |= TULIP_WANTRXACT;
966 if (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) {
967 sc->tulip_probe_media = TULIP_MEDIA_BNC;
969 sc->tulip_probe_media = TULIP_MEDIA_AUI;
971 tulip_media_set(sc, sc->tulip_probe_media);
977 * If we failed, clear the txprobe active flag.
979 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED)
980 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
983 if (event == TULIP_MEDIAPOLL_TIMER) {
985 * If we've received something, then that's our link!
987 if (sc->tulip_flags & TULIP_RXACT) {
988 tulip_linkup(sc, sc->tulip_probe_media);
992 * if no txprobe active
994 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0
995 && ((sc->tulip_flags & TULIP_WANTRXACT) == 0
996 || (sia_status & TULIP_SIASTS_RXACTIVITY))) {
997 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1003 * Take 2 passes through before deciding to not
1004 * wait for receive activity. Then take another
1005 * two passes before spitting out a warning.
1007 if (sc->tulip_probe_timeout <= 0) {
1008 if (sc->tulip_flags & TULIP_WANTRXACT) {
1009 sc->tulip_flags &= ~TULIP_WANTRXACT;
1010 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1012 if_printf(&sc->tulip_if, "autosense failed: cable problem?\n");
1013 if ((sc->tulip_if.if_flags & IFF_UP) == 0) {
1014 sc->tulip_if.if_flags &= ~IFF_RUNNING;
1015 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
1023 * Since this media failed to probe, try the other one.
1025 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1026 if (sc->tulip_probe_media == TULIP_MEDIA_AUI) {
1027 sc->tulip_probe_media = TULIP_MEDIA_BNC;
1029 sc->tulip_probe_media = TULIP_MEDIA_AUI;
1031 tulip_media_set(sc, sc->tulip_probe_media);
1032 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1036 static const tulip_boardsw_t tulip_21041_boardsw = {
1037 TULIP_21041_GENERIC,
1038 tulip_21041_media_probe,
1040 tulip_21041_media_poll
1043 static const tulip_phy_attr_t tulip_mii_phy_attrlist[] = {
1044 { 0x20005c00, 0, /* 08-00-17 */
1046 { 0x19, 0x0040, 0x0040 }, /* 10TX */
1047 { 0x19, 0x0040, 0x0000 }, /* 100TX */
1050 { 0x0281F400, 0, /* 00-A0-7D */
1052 { 0x12, 0x0010, 0x0000 }, /* 10T */
1054 { 0x12, 0x0010, 0x0010 }, /* 100T4 */
1055 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */
1059 { 0x0015F420, 0, /* 00-A0-7D */
1061 { 0x12, 0x0010, 0x0000 }, /* 10T */
1063 { 0x12, 0x0010, 0x0010 }, /* 100T4 */
1064 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */
1068 { 0x0281F400, 0, /* 00-A0-BE */
1070 { 0x11, 0x8000, 0x0000 }, /* 10T */
1071 { 0x11, 0x8000, 0x8000 }, /* 100TX */
1073 { 0x11, 0x4000, 0x4000 }, /* FULL_DUPLEX */
1079 static tulip_media_t
1080 tulip_mii_phy_readspecific(tulip_softc_t *sc)
1082 const tulip_phy_attr_t *attr;
1086 static const tulip_media_t table[] = {
1087 TULIP_MEDIA_UNKNOWN,
1088 TULIP_MEDIA_10BASET,
1089 TULIP_MEDIA_100BASETX,
1090 TULIP_MEDIA_100BASET4,
1091 TULIP_MEDIA_UNKNOWN,
1092 TULIP_MEDIA_10BASET_FD,
1093 TULIP_MEDIA_100BASETX_FD,
1098 * Don't read phy specific registers if link is not up.
1100 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS);
1101 if ((data & (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) != (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS))
1102 return TULIP_MEDIA_UNKNOWN;
1104 id = (tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDLOW) << 16) |
1105 tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDHIGH);
1106 for (attr = tulip_mii_phy_attrlist;; attr++) {
1107 if (attr->attr_id == 0)
1108 return TULIP_MEDIA_UNKNOWN;
1109 if ((id & ~0x0F) == attr->attr_id)
1113 if (attr->attr_modes[PHY_MODE_100TX].pm_regno) {
1114 const tulip_phy_modedata_t *pm = &attr->attr_modes[PHY_MODE_100TX];
1115 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1116 if ((data & pm->pm_mask) == pm->pm_value)
1119 if (idx == 0 && attr->attr_modes[PHY_MODE_100T4].pm_regno) {
1120 const tulip_phy_modedata_t *pm = &attr->attr_modes[PHY_MODE_100T4];
1121 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1122 if ((data & pm->pm_mask) == pm->pm_value)
1125 if (idx == 0 && attr->attr_modes[PHY_MODE_10T].pm_regno) {
1126 const tulip_phy_modedata_t *pm = &attr->attr_modes[PHY_MODE_10T];
1127 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1128 if ((data & pm->pm_mask) == pm->pm_value)
1131 if (idx != 0 && attr->attr_modes[PHY_MODE_FULLDUPLEX].pm_regno) {
1132 const tulip_phy_modedata_t *pm = &attr->attr_modes[PHY_MODE_FULLDUPLEX];
1133 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1134 idx += ((data & pm->pm_mask) == pm->pm_value ? 4 : 0);
1140 tulip_mii_get_phyaddr(tulip_softc_t *sc, u_int offset)
1144 for (phyaddr = 1; phyaddr < 32; phyaddr++) {
1145 u_int status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1146 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET)
1153 u_int status = tulip_mii_readreg(sc, 0, PHYREG_STATUS);
1154 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET)
1155 return TULIP_MII_NOPHY;
1158 return TULIP_MII_NOPHY;
1162 tulip_mii_map_abilities(tulip_softc_t *sc, u_int abilities)
1164 sc->tulip_abilities = abilities;
1165 if (abilities & PHYSTS_100BASETX_FD) {
1166 sc->tulip_probe_media = TULIP_MEDIA_100BASETX_FD;
1167 } else if (abilities & PHYSTS_100BASET4) {
1168 sc->tulip_probe_media = TULIP_MEDIA_100BASET4;
1169 } else if (abilities & PHYSTS_100BASETX) {
1170 sc->tulip_probe_media = TULIP_MEDIA_100BASETX;
1171 } else if (abilities & PHYSTS_10BASET_FD) {
1172 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD;
1173 } else if (abilities & PHYSTS_10BASET) {
1174 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
1176 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1179 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
1184 tulip_mii_autonegotiate(tulip_softc_t *sc, u_int phyaddr)
1186 switch (sc->tulip_probe_state) {
1187 case TULIP_PROBE_MEDIATEST:
1188 case TULIP_PROBE_INACTIVE: {
1189 sc->tulip_flags |= TULIP_DIDNWAY;
1190 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, PHYCTL_RESET);
1191 sc->tulip_probe_timeout = 3000;
1192 sc->tulip_intrmask |= TULIP_STS_ABNRMLINTR|TULIP_STS_NORMALINTR;
1193 sc->tulip_probe_state = TULIP_PROBE_PHYRESET;
1196 case TULIP_PROBE_PHYRESET: {
1198 uint32_t data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL);
1199 if (data & PHYCTL_RESET) {
1200 if (sc->tulip_probe_timeout > 0) {
1204 if_printf(&sc->tulip_if,
1205 "(phy%d): error: reset of PHY never completed!\n", phyaddr);
1206 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1207 sc->tulip_probe_state = TULIP_PROBE_FAILED;
1208 sc->tulip_if.if_flags &= ~(IFF_UP|IFF_RUNNING);
1211 status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1212 if ((status & PHYSTS_CAN_AUTONEG) == 0) {
1213 sc->tulip_flags &= ~TULIP_DIDNWAY;
1214 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1217 if (tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT) != ((status >> 6) | 0x01))
1218 tulip_mii_writereg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT, (status >> 6) | 0x01);
1219 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, data|PHYCTL_AUTONEG_RESTART|PHYCTL_AUTONEG_ENABLE);
1220 data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL);
1221 sc->tulip_probe_state = TULIP_PROBE_PHYAUTONEG;
1222 sc->tulip_probe_timeout = 3000;
1225 case TULIP_PROBE_PHYAUTONEG: {
1226 u_int32_t status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1228 if ((status & PHYSTS_AUTONEG_DONE) == 0) {
1229 if (sc->tulip_probe_timeout > 0) {
1233 sc->tulip_flags &= ~TULIP_DIDNWAY;
1234 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1237 data = tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ABILITIES);
1238 data = (data << 6) & status;
1239 if (!tulip_mii_map_abilities(sc, data))
1240 sc->tulip_flags &= ~TULIP_DIDNWAY;
1244 #if defined(DIAGNOSTIC)
1245 panic("tulip_media_poll: botch at line %d\n", __LINE__);
1253 tulip_2114x_media_preset(tulip_softc_t *sc)
1255 const tulip_media_info_t *mi = NULL;
1256 tulip_media_t media = sc->tulip_media;
1258 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE)
1259 media = sc->tulip_media;
1261 media = sc->tulip_probe_media;
1263 sc->tulip_cmdmode &= ~TULIP_CMD_PORTSELECT;
1264 sc->tulip_flags &= ~TULIP_SQETEST;
1265 if (media != TULIP_MEDIA_UNKNOWN && media != TULIP_MEDIA_MAX) {
1266 mi = sc->tulip_mediums[media];
1267 if (mi->mi_type == TULIP_MEDIAINFO_MII) {
1268 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT;
1269 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR
1270 || mi->mi_type == TULIP_MEDIAINFO_SYM) {
1271 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
1272 sc->tulip_cmdmode |= mi->mi_cmdmode;
1273 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
1274 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET);
1278 case TULIP_MEDIA_BNC:
1279 case TULIP_MEDIA_AUI:
1280 case TULIP_MEDIA_10BASET: {
1281 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
1282 sc->tulip_cmdmode |= TULIP_CMD_TXTHRSHLDCTL;
1283 sc->tulip_if.if_baudrate = 10000000;
1284 sc->tulip_flags |= TULIP_SQETEST;
1287 case TULIP_MEDIA_10BASET_FD: {
1288 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL;
1289 sc->tulip_if.if_baudrate = 10000000;
1292 case TULIP_MEDIA_100BASEFX:
1293 case TULIP_MEDIA_100BASET4:
1294 case TULIP_MEDIA_100BASETX: {
1295 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL);
1296 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT;
1297 sc->tulip_if.if_baudrate = 100000000;
1300 case TULIP_MEDIA_100BASEFX_FD:
1301 case TULIP_MEDIA_100BASETX_FD: {
1302 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_PORTSELECT;
1303 sc->tulip_cmdmode &= ~TULIP_CMD_TXTHRSHLDCTL;
1304 sc->tulip_if.if_baudrate = 100000000;
1311 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
1315 ********************************************************************
1316 * Start of 21140/21140A support which does not use the MII interface
1320 tulip_null_media_poll(tulip_softc_t *sc, tulip_mediapoll_event_t event)
1322 #if defined(DIAGNOSTIC)
1323 if_printf(&sc->tulip_if, "botch(media_poll) at line %d\n", __LINE__);
1328 tulip_21140_mediainit(tulip_softc_t *sc, tulip_media_info_t *mip,
1329 tulip_media_t media, u_int gpdata, u_int cmdmode)
1331 sc->tulip_mediums[media] = mip;
1332 mip->mi_type = TULIP_MEDIAINFO_GPR;
1333 mip->mi_cmdmode = cmdmode;
1334 mip->mi_gpdata = gpdata;
1338 tulip_21140_evalboard_media_probe(tulip_softc_t *sc)
1340 tulip_media_info_t *mip = sc->tulip_mediainfo;
1342 sc->tulip_gpinit = TULIP_GP_EB_PINS;
1343 sc->tulip_gpdata = TULIP_GP_EB_INIT;
1344 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS);
1345 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT);
1346 TULIP_CSR_WRITE(sc, csr_command,
1347 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1348 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1349 TULIP_CSR_WRITE(sc, csr_command,
1350 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1352 if ((TULIP_CSR_READ(sc, csr_gp) & TULIP_GP_EB_OK100) != 0) {
1353 sc->tulip_media = TULIP_MEDIA_10BASET;
1355 sc->tulip_media = TULIP_MEDIA_100BASETX;
1357 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1359 TULIP_CMD_TXTHRSHLDCTL);
1360 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1362 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1363 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1365 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1366 |TULIP_CMD_SCRAMBLER);
1367 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1369 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1370 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1373 static const tulip_boardsw_t tulip_21140_eb_boardsw = {
1375 tulip_21140_evalboard_media_probe,
1377 tulip_null_media_poll,
1378 tulip_2114x_media_preset,
1382 tulip_21140_accton_media_probe(tulip_softc_t *sc)
1384 tulip_media_info_t *mip = sc->tulip_mediainfo;
1387 sc->tulip_gpinit = TULIP_GP_EB_PINS;
1388 sc->tulip_gpdata = TULIP_GP_EB_INIT;
1389 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS);
1390 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT);
1391 TULIP_CSR_WRITE(sc, csr_command,
1392 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1393 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1394 TULIP_CSR_WRITE(sc, csr_command,
1395 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1397 gpdata = TULIP_CSR_READ(sc, csr_gp);
1398 if ((gpdata & TULIP_GP_EN1207_UTP_INIT) == 0) {
1399 sc->tulip_media = TULIP_MEDIA_10BASET;
1401 if ((gpdata & TULIP_GP_EN1207_BNC_INIT) == 0) {
1402 sc->tulip_media = TULIP_MEDIA_BNC;
1404 sc->tulip_media = TULIP_MEDIA_100BASETX;
1407 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_BNC,
1408 TULIP_GP_EN1207_BNC_INIT,
1409 TULIP_CMD_TXTHRSHLDCTL);
1410 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1411 TULIP_GP_EN1207_UTP_INIT,
1412 TULIP_CMD_TXTHRSHLDCTL);
1413 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1414 TULIP_GP_EN1207_UTP_INIT,
1415 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1416 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1417 TULIP_GP_EN1207_100_INIT,
1418 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1419 |TULIP_CMD_SCRAMBLER);
1420 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1421 TULIP_GP_EN1207_100_INIT,
1422 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1423 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1426 static const tulip_boardsw_t tulip_21140_accton_boardsw = {
1428 tulip_21140_accton_media_probe,
1430 tulip_null_media_poll,
1431 tulip_2114x_media_preset,
1435 tulip_21140_smc9332_media_probe(tulip_softc_t *sc)
1437 tulip_media_info_t *mip = sc->tulip_mediainfo;
1440 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT|TULIP_CMD_MUSTBEONE);
1441 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
1442 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
1443 33MHz that comes to two microseconds but wait a
1444 bit longer anyways) */
1445 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT |
1446 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1447 sc->tulip_gpinit = TULIP_GP_SMC_9332_PINS;
1448 sc->tulip_gpdata = TULIP_GP_SMC_9332_INIT;
1449 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_PINS|TULIP_GP_PINSET);
1450 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_INIT);
1452 for (idx = 1000; idx > 0; idx--) {
1453 u_int32_t csr = TULIP_CSR_READ(sc, csr_gp);
1454 if ((csr & (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) == (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) {
1457 } else if ((csr & TULIP_GP_SMC_9332_OK10) == 0) {
1464 sc->tulip_media = cnt > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET;
1465 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1466 TULIP_GP_SMC_9332_INIT,
1467 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1468 |TULIP_CMD_SCRAMBLER);
1469 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1470 TULIP_GP_SMC_9332_INIT,
1471 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1472 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1473 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1474 TULIP_GP_SMC_9332_INIT,
1475 TULIP_CMD_TXTHRSHLDCTL);
1476 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1477 TULIP_GP_SMC_9332_INIT,
1478 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1481 static const tulip_boardsw_t tulip_21140_smc9332_boardsw = {
1482 TULIP_21140_SMC_9332,
1483 tulip_21140_smc9332_media_probe,
1485 tulip_null_media_poll,
1486 tulip_2114x_media_preset,
1490 tulip_21140_cogent_em100_media_probe(tulip_softc_t *sc)
1492 tulip_media_info_t *mip = sc->tulip_mediainfo;
1493 uint32_t cmdmode = TULIP_CSR_READ(sc, csr_command);
1495 sc->tulip_gpinit = TULIP_GP_EM100_PINS;
1496 sc->tulip_gpdata = TULIP_GP_EM100_INIT;
1497 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_PINS);
1498 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_INIT);
1500 cmdmode = TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_MUSTBEONE;
1501 cmdmode &= ~(TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_SCRAMBLER);
1502 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) {
1503 TULIP_CSR_WRITE(sc, csr_command, cmdmode);
1504 sc->tulip_media = TULIP_MEDIA_100BASEFX;
1506 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX,
1507 TULIP_GP_EM100_INIT,
1508 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION);
1509 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX_FD,
1510 TULIP_GP_EM100_INIT,
1511 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1512 |TULIP_CMD_FULLDUPLEX);
1514 TULIP_CSR_WRITE(sc, csr_command, cmdmode|TULIP_CMD_SCRAMBLER);
1515 sc->tulip_media = TULIP_MEDIA_100BASETX;
1516 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1517 TULIP_GP_EM100_INIT,
1518 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1519 |TULIP_CMD_SCRAMBLER);
1520 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1521 TULIP_GP_EM100_INIT,
1522 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1523 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1527 static const tulip_boardsw_t tulip_21140_cogent_em100_boardsw = {
1528 TULIP_21140_COGENT_EM100,
1529 tulip_21140_cogent_em100_media_probe,
1531 tulip_null_media_poll,
1532 tulip_2114x_media_preset
1536 tulip_21140_znyx_zx34x_media_probe(tulip_softc_t *sc)
1538 tulip_media_info_t *mip = sc->tulip_mediainfo;
1539 int cnt10 = 0, cnt100 = 0, idx;
1541 sc->tulip_gpinit = TULIP_GP_ZX34X_PINS;
1542 sc->tulip_gpdata = TULIP_GP_ZX34X_INIT;
1543 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_PINS);
1544 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_INIT);
1545 TULIP_CSR_WRITE(sc, csr_command,
1546 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1547 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1548 TULIP_CSR_WRITE(sc, csr_command,
1549 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1552 for (idx = 1000; idx > 0; idx--) {
1553 uint32_t csr = TULIP_CSR_READ(sc, csr_gp);
1554 if ((csr & (TULIP_GP_ZX34X_LNKFAIL|TULIP_GP_ZX34X_SYMDET|TULIP_GP_ZX34X_SIGDET)) == (TULIP_GP_ZX34X_LNKFAIL|TULIP_GP_ZX34X_SYMDET|TULIP_GP_ZX34X_SIGDET)) {
1557 } else if ((csr & TULIP_GP_ZX34X_LNKFAIL) == 0) {
1566 sc->tulip_media = cnt100 > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET;
1567 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1568 TULIP_GP_ZX34X_INIT,
1569 TULIP_CMD_TXTHRSHLDCTL);
1570 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1571 TULIP_GP_ZX34X_INIT,
1572 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1573 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1574 TULIP_GP_ZX34X_INIT,
1575 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1576 |TULIP_CMD_SCRAMBLER);
1577 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1578 TULIP_GP_ZX34X_INIT,
1579 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1580 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1583 static const tulip_boardsw_t tulip_21140_znyx_zx34x_boardsw = {
1584 TULIP_21140_ZNYX_ZX34X,
1585 tulip_21140_znyx_zx34x_media_probe,
1587 tulip_null_media_poll,
1588 tulip_2114x_media_preset,
1592 tulip_2114x_media_probe(tulip_softc_t *sc)
1594 sc->tulip_cmdmode |= TULIP_CMD_MUSTBEONE | TULIP_CMD_BACKOFFCTR |
1595 TULIP_CMD_THRSHLD72;
1598 static const tulip_boardsw_t tulip_2114x_isv_boardsw = {
1600 tulip_2114x_media_probe,
1603 tulip_2114x_media_preset,
1607 * ******** END of chip-specific handlers. ***********
1611 * Code the read the SROM and MII bit streams (I2C)
1614 TULIP_CSR_WRITE(sc, csr_srom_mii, csr); \
1619 tulip_srom_idle(tulip_softc_t *sc)
1623 csr = SROMSEL ; EMIT;
1624 csr = SROMSEL | SROMRD; EMIT;
1625 csr ^= SROMCS; EMIT;
1626 csr ^= SROMCLKON; EMIT;
1629 * Write 25 cycles of 0 which will force the SROM to be idle.
1631 for (bit = 3 + SROM_BITWIDTH + 16; bit > 0; bit--) {
1632 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1633 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1635 csr ^= SROMCLKOFF; EMIT;
1636 csr ^= SROMCS; EMIT;
1642 tulip_srom_read(tulip_softc_t *sc)
1644 const u_int bitwidth = SROM_BITWIDTH;
1645 const u_int cmdmask = (SROMCMD_RD << bitwidth);
1646 const u_int msb = 1 << (bitwidth + 3 - 1);
1647 u_int idx, lastidx = (1 << bitwidth) - 1;
1649 tulip_srom_idle(sc);
1651 for (idx = 0; idx <= lastidx; idx++) {
1652 u_int lastbit, data, bits, bit, csr;
1653 csr = SROMSEL ; EMIT;
1654 csr = SROMSEL | SROMRD; EMIT;
1655 csr ^= SROMCSON; EMIT;
1656 csr ^= SROMCLKON; EMIT;
1659 for (bits = idx|cmdmask, bit = bitwidth + 3; bit > 0; bit--, bits <<= 1) {
1660 u_int thisbit = bits & msb;
1661 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1662 if (thisbit != lastbit) {
1663 csr ^= SROMDOUT; EMIT; /* clock low; invert data */
1667 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1670 csr ^= SROMCLKOFF; EMIT;
1672 for (data = 0, bits = 0; bits < 16; bits++) {
1674 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1675 data |= TULIP_CSR_READ(sc, csr_srom_mii) & SROMDIN ? 1 : 0;
1676 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1678 sc->tulip_rombuf[idx*2] = data & 0xFF;
1679 sc->tulip_rombuf[idx*2+1] = data >> 8;
1680 csr = SROMSEL | SROMRD; EMIT;
1683 tulip_srom_idle(sc);
1686 #define MII_EMIT do { \
1687 TULIP_CSR_WRITE(sc, csr_srom_mii, csr); \
1692 tulip_mii_writebits(tulip_softc_t *sc, u_int data, u_int bits)
1694 u_int csr, msb, lastbit;
1696 msb = 1 << (bits - 1);
1697 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1698 lastbit = (csr & MII_DOUT) ? msb : 0;
1699 csr |= MII_WR; MII_EMIT; /* clock low; assert write */
1701 for (; bits > 0; bits--, data <<= 1) {
1702 const unsigned thisbit = data & msb;
1703 if (thisbit != lastbit) {
1704 csr ^= MII_DOUT; MII_EMIT; /* clock low; invert data */
1706 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1708 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1713 tulip_mii_turnaround(tulip_softc_t *sc, u_int cmd)
1717 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1719 if (cmd == MII_WRCMD) {
1720 csr |= MII_DOUT; MII_EMIT; /* clock low; change data */
1721 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1722 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1723 csr ^= MII_DOUT; MII_EMIT; /* clock low; change data */
1725 csr |= MII_RD; MII_EMIT; /* clock low; switch to read */
1727 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1728 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1732 tulip_mii_readbits(tulip_softc_t *sc)
1734 u_int csr, data, idx;
1736 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1738 for (idx = 0, data = 0; idx < 16; idx++) {
1739 data <<= 1; /* this is NOOP on the first pass through */
1740 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1741 if (TULIP_CSR_READ(sc, csr_srom_mii) & MII_DIN)
1743 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1745 csr ^= MII_RD; MII_EMIT; /* clock low; turn off read */
1751 tulip_mii_readreg(tulip_softc_t *sc, u_int devaddr, u_int regno)
1756 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1757 csr &= ~(MII_RD|MII_CLK); MII_EMIT;
1758 tulip_mii_writebits(sc, MII_PREAMBLE, 32);
1759 tulip_mii_writebits(sc, MII_RDCMD, 8);
1760 tulip_mii_writebits(sc, devaddr, 5);
1761 tulip_mii_writebits(sc, regno, 5);
1762 tulip_mii_turnaround(sc, MII_RDCMD);
1764 data = tulip_mii_readbits(sc);
1769 tulip_mii_writereg(tulip_softc_t *sc, u_int devaddr, u_int regno, u_int data)
1773 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1774 csr &= ~(MII_RD|MII_CLK); MII_EMIT;
1775 tulip_mii_writebits(sc, MII_PREAMBLE, 32);
1776 tulip_mii_writebits(sc, MII_WRCMD, 8);
1777 tulip_mii_writebits(sc, devaddr, 5);
1778 tulip_mii_writebits(sc, regno, 5);
1779 tulip_mii_turnaround(sc, MII_WRCMD);
1780 tulip_mii_writebits(sc, data, 16);
1783 #define tulip_mchash(mca) (ether_crc32_le(mca, 6) & 0x1FF)
1784 #define tulip_srom_crcok(databuf) ( \
1785 ((ether_crc32_le(databuf, 126) & 0xFFFFU) ^ 0xFFFFU) == \
1786 ((databuf)[126] | ((databuf)[127] << 8)))
1789 tulip_identify_dec_nic(tulip_softc_t *sc)
1791 strcpy(sc->tulip_boardid, "DEC ");
1793 if (sc->tulip_chipid <= TULIP_21040)
1795 if (bcmp(sc->tulip_rombuf + 29, "DE500", 5) == 0
1796 || bcmp(sc->tulip_rombuf + 29, "DE450", 5) == 0) {
1797 bcopy(sc->tulip_rombuf + 29, &sc->tulip_boardid[D0], 8);
1798 sc->tulip_boardid[D0+8] = ' ';
1804 tulip_identify_znyx_nic(tulip_softc_t * const sc)
1807 strcpy(sc->tulip_boardid, "ZNYX ZX3XX ");
1808 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) {
1810 sc->tulip_boardid[8] = '4';
1811 znyx_ptr = sc->tulip_rombuf[124] + 256 * sc->tulip_rombuf[125];
1812 if (znyx_ptr < 26 || znyx_ptr > 116) {
1813 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
1816 /* ZX344 = 0010 .. 0013FF
1818 if (sc->tulip_rombuf[znyx_ptr] == 0x4A
1819 && sc->tulip_rombuf[znyx_ptr + 1] == 0x52
1820 && sc->tulip_rombuf[znyx_ptr + 2] == 0x01) {
1821 id = sc->tulip_rombuf[znyx_ptr + 5] + 256 * sc->tulip_rombuf[znyx_ptr + 4];
1822 if ((id >> 8) == (TULIP_ZNYX_ID_ZX342 >> 8)) {
1823 sc->tulip_boardid[9] = '2';
1824 if (id == TULIP_ZNYX_ID_ZX342B) {
1825 sc->tulip_boardid[10] = 'B';
1826 sc->tulip_boardid[11] = ' ';
1828 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
1829 } else if (id == TULIP_ZNYX_ID_ZX344) {
1830 sc->tulip_boardid[10] = '4';
1831 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
1832 } else if (id == TULIP_ZNYX_ID_ZX345) {
1833 sc->tulip_boardid[9] = (sc->tulip_rombuf[19] > 1) ? '8' : '5';
1834 } else if (id == TULIP_ZNYX_ID_ZX346) {
1835 sc->tulip_boardid[9] = '6';
1836 } else if (id == TULIP_ZNYX_ID_ZX351) {
1837 sc->tulip_boardid[8] = '5';
1838 sc->tulip_boardid[9] = '1';
1843 * Assume it's a ZX342...
1845 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
1849 sc->tulip_boardid[8] = '1';
1850 if (sc->tulip_chipid == TULIP_21041) {
1851 sc->tulip_boardid[10] = '1';
1854 if (sc->tulip_rombuf[32] == 0x4A && sc->tulip_rombuf[33] == 0x52) {
1855 id = sc->tulip_rombuf[37] + 256 * sc->tulip_rombuf[36];
1856 if (id == TULIP_ZNYX_ID_ZX312T) {
1857 sc->tulip_boardid[9] = '2';
1858 sc->tulip_boardid[10] = 'T';
1859 sc->tulip_boardid[11] = ' ';
1860 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1861 } else if (id == TULIP_ZNYX_ID_ZX314_INTA) {
1862 sc->tulip_boardid[9] = '4';
1863 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1864 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1865 } else if (id == TULIP_ZNYX_ID_ZX314) {
1866 sc->tulip_boardid[9] = '4';
1867 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1868 sc->tulip_features |= TULIP_HAVE_BASEROM;
1869 } else if (id == TULIP_ZNYX_ID_ZX315_INTA) {
1870 sc->tulip_boardid[9] = '5';
1871 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1872 } else if (id == TULIP_ZNYX_ID_ZX315) {
1873 sc->tulip_boardid[9] = '5';
1874 sc->tulip_features |= TULIP_HAVE_BASEROM;
1880 if ((sc->tulip_enaddr[3] & ~3) == 0xF0 && (sc->tulip_enaddr[5] & 2) == 0) {
1881 sc->tulip_boardid[9] = '4';
1882 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1883 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1884 } else if ((sc->tulip_enaddr[3] & ~3) == 0xF4 && (sc->tulip_enaddr[5] & 1) == 0) {
1885 sc->tulip_boardid[9] = '5';
1886 sc->tulip_boardsw = &tulip_21040_boardsw;
1887 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1888 } else if ((sc->tulip_enaddr[3] & ~3) == 0xEC) {
1889 sc->tulip_boardid[9] = '2';
1890 sc->tulip_boardsw = &tulip_21040_boardsw;
1896 tulip_identify_smc_nic(tulip_softc_t * const sc)
1898 uint32_t id1, id2, ei;
1899 int auibnc = 0, utp = 0;
1902 strcpy(sc->tulip_boardid, "SMC ");
1903 if (sc->tulip_chipid == TULIP_21041)
1905 if (sc->tulip_chipid != TULIP_21040) {
1906 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw) {
1907 strcpy(&sc->tulip_boardid[4], "9332DST ");
1908 sc->tulip_boardsw = &tulip_21140_smc9332_boardsw;
1909 } else if (sc->tulip_features & (TULIP_HAVE_BASEROM|TULIP_HAVE_SLAVEDROM)) {
1910 strcpy(&sc->tulip_boardid[4], "9334BDT ");
1912 strcpy(&sc->tulip_boardid[4], "9332BDT ");
1916 id1 = sc->tulip_rombuf[0x60] | (sc->tulip_rombuf[0x61] << 8);
1917 id2 = sc->tulip_rombuf[0x62] | (sc->tulip_rombuf[0x63] << 8);
1918 ei = sc->tulip_rombuf[0x66] | (sc->tulip_rombuf[0x67] << 8);
1920 strcpy(&sc->tulip_boardid[4], "8432");
1921 cp = &sc->tulip_boardid[8];
1923 *cp++ = 'B', auibnc = 1;
1924 if ((id1 & 0xFF) > 0x32)
1925 *cp++ = 'T', utp = 1;
1926 if ((id1 & 0x4000) == 0)
1927 *cp++ = 'A', auibnc = 1;
1929 sc->tulip_boardid[7] = '4';
1933 *cp++ = (ei ? '2' : '1');
1938 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1939 else if (!utp && auibnc)
1940 sc->tulip_boardsw = &tulip_21040_auibnc_only_boardsw;
1944 tulip_identify_cogent_nic(tulip_softc_t * const sc)
1946 strcpy(sc->tulip_boardid, "Cogent ");
1947 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) {
1948 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100TX_ID) {
1949 strcat(sc->tulip_boardid, "EM100TX ");
1950 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
1951 #if defined(TULIP_COGENT_EM110TX_ID)
1952 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM110TX_ID) {
1953 strcat(sc->tulip_boardid, "EM110TX ");
1954 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
1956 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) {
1957 strcat(sc->tulip_boardid, "EM100FX ");
1958 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
1961 * Magic number (0x24001109U) is the SubVendor (0x2400) and
1962 * SubDevId (0x1109) for the ANA6944TX (EM440TX).
1964 if (*(uint32_t *) sc->tulip_rombuf == 0x24001109U
1965 && (sc->tulip_features & TULIP_HAVE_BASEROM)) {
1967 * Cogent (Adaptec) is still mapping all INTs to INTA of
1968 * first 21140. Dumb! Dumb!
1970 strcat(sc->tulip_boardid, "EM440TX ");
1971 sc->tulip_features |= TULIP_HAVE_SHAREDINTR;
1973 } else if (sc->tulip_chipid == TULIP_21040) {
1974 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1979 tulip_identify_accton_nic(tulip_softc_t * const sc)
1981 strcpy(sc->tulip_boardid, "ACCTON ");
1982 switch (sc->tulip_chipid) {
1984 strcat(sc->tulip_boardid, "EN1207 ");
1985 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw)
1986 sc->tulip_boardsw = &tulip_21140_accton_boardsw;
1989 strcat(sc->tulip_boardid, "EN1207TX ");
1990 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw)
1991 sc->tulip_boardsw = &tulip_21140_eb_boardsw;
1994 strcat(sc->tulip_boardid, "EN1203 ");
1995 sc->tulip_boardsw = &tulip_21040_boardsw;
1998 strcat(sc->tulip_boardid, "EN1203 ");
1999 sc->tulip_boardsw = &tulip_21041_boardsw;
2002 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2008 tulip_identify_asante_nic(tulip_softc_t * const sc)
2010 strcpy(sc->tulip_boardid, "Asante ");
2011 if ((sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A)
2012 && sc->tulip_boardsw != &tulip_2114x_isv_boardsw) {
2013 tulip_media_info_t *mi = sc->tulip_mediainfo;
2016 * The Asante Fast Ethernet doesn't always ship with a valid
2017 * new format SROM. So if isn't in the new format, we cheat
2018 * set it up as if we had.
2021 sc->tulip_gpinit = TULIP_GP_ASANTE_PINS;
2022 sc->tulip_gpdata = 0;
2024 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PINS|TULIP_GP_PINSET);
2025 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PHYRESET);
2027 TULIP_CSR_WRITE(sc, csr_gp, 0);
2029 mi->mi_type = TULIP_MEDIAINFO_MII;
2030 mi->mi_gpr_length = 0;
2031 mi->mi_gpr_offset = 0;
2032 mi->mi_reset_length = 0;
2033 mi->mi_reset_offset = 0;
2035 mi->mi_phyaddr = TULIP_MII_NOPHY;
2036 for (idx = 20; idx > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx--) {
2038 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, 0);
2040 if (mi->mi_phyaddr == TULIP_MII_NOPHY) {
2041 if_printf(&sc->tulip_if, "can't find phy 0\n");
2045 sc->tulip_features |= TULIP_HAVE_MII;
2046 mi->mi_capabilities = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD;
2047 mi->mi_advertisement = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD;
2048 mi->mi_full_duplex = PHYSTS_10BASET_FD|PHYSTS_100BASETX_FD;
2049 mi->mi_tx_threshold = PHYSTS_10BASET|PHYSTS_10BASET_FD;
2050 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2051 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2052 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2053 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2054 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2055 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2056 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2058 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2063 tulip_identify_compex_nic(tulip_softc_t *sc)
2065 strcpy(sc->tulip_boardid, "COMPEX ");
2066 if (sc->tulip_chipid == TULIP_21140A) {
2068 tulip_softc_t *root_sc = NULL;
2070 strcat(sc->tulip_boardid, "400TX/PCI ");
2072 * All 4 chips on these boards share an interrupt. This code
2073 * copied from tulip_read_macaddr.
2075 sc->tulip_features |= TULIP_HAVE_SHAREDINTR;
2076 for (root_unit = device_get_unit(sc->tulip_dev) - 1; root_unit >= 0; root_unit--) {
2077 root_sc = tulips[root_unit];
2079 || !(root_sc->tulip_features & TULIP_HAVE_SLAVEDINTR))
2084 && root_sc->tulip_chipid == sc->tulip_chipid
2085 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) {
2086 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR;
2087 sc->tulip_slaves = root_sc->tulip_slaves;
2088 root_sc->tulip_slaves = sc;
2089 } else if(sc->tulip_features & TULIP_HAVE_SLAVEDINTR) {
2090 if_printf(&sc->tulip_if, "can't find master device for interrupts");
2093 strcat(sc->tulip_boardid, "unknown ");
2095 /* sc->tulip_boardsw = &tulip_21140_eb_boardsw; */
2100 tulip_srom_decode(tulip_softc_t *sc)
2102 u_int idx1, idx2, idx3;
2104 const tulip_srom_header_t *shp = (const tulip_srom_header_t *) &sc->tulip_rombuf[0];
2105 const tulip_srom_adapter_info_t *saip = (const tulip_srom_adapter_info_t *) (shp + 1);
2106 tulip_srom_media_t srom_media;
2107 tulip_media_info_t *mi = sc->tulip_mediainfo;
2109 uint32_t leaf_offset, blocks, data;
2111 for (idx1 = 0; idx1 < shp->sh_adapter_count; idx1++, saip++) {
2112 if (shp->sh_adapter_count == 1)
2114 if (saip->sai_device == sc->tulip_pci_devno)
2118 * Didn't find the right media block for this card.
2120 if (idx1 == shp->sh_adapter_count)
2124 * Save the hardware address.
2126 bcopy(shp->sh_ieee802_address, sc->tulip_enaddr, 6);
2128 * If this is a multiple port card, add the adapter index to the last
2129 * byte of the hardware address. (if it isn't multiport, adding 0
2132 sc->tulip_enaddr[5] += idx1;
2134 leaf_offset = saip->sai_leaf_offset_lowbyte
2135 + saip->sai_leaf_offset_highbyte * 256;
2136 dp = sc->tulip_rombuf + leaf_offset;
2138 sc->tulip_conntype = (tulip_srom_connection_t) (dp[0] + dp[1] * 256); dp += 2;
2140 for (idx2 = 0;; idx2++) {
2141 if (tulip_srom_conninfo[idx2].sc_type == sc->tulip_conntype
2142 || tulip_srom_conninfo[idx2].sc_type == TULIP_SROM_CONNTYPE_NOT_USED)
2145 sc->tulip_connidx = idx2;
2147 if (sc->tulip_chipid == TULIP_21041) {
2149 for (idx2 = 0; idx2 < blocks; idx2++) {
2150 tulip_media_t media;
2152 srom_media = (tulip_srom_media_t) (data & 0x3F);
2153 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2154 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2157 media = tulip_srom_mediums[idx3].sm_type;
2158 if (media != TULIP_MEDIA_UNKNOWN) {
2159 if (data & TULIP_SROM_21041_EXTENDED) {
2160 mi->mi_type = TULIP_MEDIAINFO_SIA;
2161 sc->tulip_mediums[media] = mi;
2162 mi->mi_sia_connectivity = dp[0] + dp[1] * 256;
2163 mi->mi_sia_tx_rx = dp[2] + dp[3] * 256;
2164 mi->mi_sia_general = dp[4] + dp[5] * 256;
2168 case TULIP_MEDIA_BNC: {
2169 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC);
2173 case TULIP_MEDIA_AUI: {
2174 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI);
2178 case TULIP_MEDIA_10BASET: {
2179 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET);
2183 case TULIP_MEDIA_10BASET_FD: {
2184 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD);
2194 if (data & TULIP_SROM_21041_EXTENDED)
2199 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); mi++;
2200 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); mi++;
2201 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); mi++;
2202 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); mi++;
2206 unsigned length, type;
2207 tulip_media_t gp_media = TULIP_MEDIA_UNKNOWN;
2208 if (sc->tulip_features & TULIP_HAVE_GPR)
2209 sc->tulip_gpinit = *dp++;
2211 for (idx2 = 0; idx2 < blocks; idx2++) {
2213 if ((*dp & 0x80) == 0) {
2217 length = (*dp++ & 0x7f) - 1;
2218 type = *dp++ & 0x3f;
2221 switch (type & 0x3f) {
2222 case 0: { /* 21140[A] GPR block */
2223 tulip_media_t media;
2224 srom_media = (tulip_srom_media_t)(dp[0] & 0x3f);
2225 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2226 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2229 media = tulip_srom_mediums[idx3].sm_type;
2230 if (media == TULIP_MEDIA_UNKNOWN)
2232 mi->mi_type = TULIP_MEDIAINFO_GPR;
2233 sc->tulip_mediums[media] = mi;
2234 mi->mi_gpdata = dp[1];
2235 if (media > gp_media && !TULIP_IS_MEDIA_FD(media)) {
2236 sc->tulip_gpdata = mi->mi_gpdata;
2239 data = dp[2] + dp[3] * 256;
2240 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data);
2241 if (data & TULIP_SROM_2114X_NOINDICATOR) {
2245 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0;
2247 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data);
2248 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask;
2253 case 1: { /* 21140[A] MII block */
2254 const u_int phyno = *dp++;
2255 mi->mi_type = TULIP_MEDIAINFO_MII;
2256 mi->mi_gpr_length = *dp++;
2257 mi->mi_gpr_offset = dp - sc->tulip_rombuf;
2258 dp += mi->mi_gpr_length;
2259 mi->mi_reset_length = *dp++;
2260 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2261 dp += mi->mi_reset_length;
2264 * Before we probe for a PHY, use the GPR information
2265 * to select it. If we don't, it may be inaccessible.
2267 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpinit|TULIP_GP_PINSET);
2268 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++) {
2270 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx3]);
2272 sc->tulip_phyaddr = mi->mi_phyaddr;
2273 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++) {
2275 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx3]);
2279 * At least write something!
2281 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0)
2282 TULIP_CSR_WRITE(sc, csr_gp, 0);
2284 mi->mi_phyaddr = TULIP_MII_NOPHY;
2285 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) {
2287 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno);
2289 if (mi->mi_phyaddr == TULIP_MII_NOPHY)
2291 sc->tulip_features |= TULIP_HAVE_MII;
2292 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2;
2293 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2;
2294 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2;
2295 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2;
2296 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2297 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2298 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2299 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2300 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2301 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2302 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2306 case 2: { /* 2114[23] SIA block */
2307 tulip_media_t media;
2308 srom_media = (tulip_srom_media_t)(dp[0] & 0x3f);
2309 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2310 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2313 media = tulip_srom_mediums[idx3].sm_type;
2314 if (media == TULIP_MEDIA_UNKNOWN)
2316 mi->mi_type = TULIP_MEDIAINFO_SIA;
2317 sc->tulip_mediums[media] = mi;
2319 mi->mi_sia_connectivity = dp[1] + dp[2] * 256;
2320 mi->mi_sia_tx_rx = dp[3] + dp[4] * 256;
2321 mi->mi_sia_general = dp[5] + dp[6] * 256;
2325 case TULIP_MEDIA_BNC: {
2326 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, BNC);
2329 case TULIP_MEDIA_AUI: {
2330 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, AUI);
2333 case TULIP_MEDIA_10BASET: {
2334 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET);
2335 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2338 case TULIP_MEDIA_10BASET_FD: {
2339 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET_FD);
2340 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2348 mi->mi_sia_gp_control = (dp[1] + dp[2] * 256) << 16;
2349 mi->mi_sia_gp_data = (dp[3] + dp[4] * 256) << 16;
2354 case 3: { /* 2114[23] MII PHY block */
2355 const u_int phyno = *dp++;
2357 mi->mi_type = TULIP_MEDIAINFO_MII;
2358 mi->mi_gpr_length = *dp++;
2359 mi->mi_gpr_offset = dp - sc->tulip_rombuf;
2360 dp += 2 * mi->mi_gpr_length;
2361 mi->mi_reset_length = *dp++;
2362 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2363 dp += 2 * mi->mi_reset_length;
2365 dp0 = &sc->tulip_rombuf[mi->mi_reset_offset];
2366 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++, dp0 += 2) {
2368 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16);
2370 sc->tulip_phyaddr = mi->mi_phyaddr;
2371 dp0 = &sc->tulip_rombuf[mi->mi_gpr_offset];
2372 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++, dp0 += 2) {
2374 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16);
2377 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0)
2378 TULIP_CSR_WRITE(sc, csr_sia_general, 0);
2380 mi->mi_phyaddr = TULIP_MII_NOPHY;
2381 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) {
2383 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno);
2385 if (mi->mi_phyaddr == TULIP_MII_NOPHY)
2387 sc->tulip_features |= TULIP_HAVE_MII;
2388 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2;
2389 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2;
2390 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2;
2391 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2;
2392 mi->mi_mii_interrupt = dp[0] + dp[1] * 256; dp += 2;
2393 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2394 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2395 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2396 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2397 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2398 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2399 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2403 case 4: { /* 21143 SYM block */
2404 tulip_media_t media;
2405 srom_media = (tulip_srom_media_t) dp[0];
2406 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2407 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2410 media = tulip_srom_mediums[idx3].sm_type;
2411 if (media == TULIP_MEDIA_UNKNOWN)
2413 mi->mi_type = TULIP_MEDIAINFO_SYM;
2414 sc->tulip_mediums[media] = mi;
2415 mi->mi_gpcontrol = (dp[1] + dp[2] * 256) << 16;
2416 mi->mi_gpdata = (dp[3] + dp[4] * 256) << 16;
2417 data = dp[5] + dp[6] * 256;
2418 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data);
2419 if (data & TULIP_SROM_2114X_NOINDICATOR) {
2422 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0;
2423 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data);
2424 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask;
2426 if (TULIP_IS_MEDIA_TP(media))
2427 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2432 case 5: { /* 21143 Reset block */
2433 mi->mi_type = TULIP_MEDIAINFO_RESET;
2434 mi->mi_reset_length = *dp++;
2435 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2436 dp += 2 * mi->mi_reset_length;
2447 return mi - sc->tulip_mediainfo;
2450 static const struct {
2451 void (*vendor_identify_nic)(tulip_softc_t * const sc);
2452 unsigned char vendor_oui[3];
2453 } tulip_vendors[] = {
2454 { tulip_identify_dec_nic, { 0x08, 0x00, 0x2B } },
2455 { tulip_identify_dec_nic, { 0x00, 0x00, 0xF8 } },
2456 { tulip_identify_smc_nic, { 0x00, 0x00, 0xC0 } },
2457 { tulip_identify_smc_nic, { 0x00, 0xE0, 0x29 } },
2458 { tulip_identify_znyx_nic, { 0x00, 0xC0, 0x95 } },
2459 { tulip_identify_cogent_nic, { 0x00, 0x00, 0x92 } },
2460 { tulip_identify_asante_nic, { 0x00, 0x00, 0x94 } },
2461 { tulip_identify_cogent_nic, { 0x00, 0x00, 0xD1 } },
2462 { tulip_identify_accton_nic, { 0x00, 0x00, 0xE8 } },
2463 { tulip_identify_compex_nic, { 0x00, 0x80, 0x48 } },
2468 * This deals with the vagaries of the address roms and the
2469 * brain-deadness that various vendors commit in using them.
2472 tulip_read_macaddr(tulip_softc_t *sc)
2474 u_int cksum, rom_cksum, idx;
2476 unsigned char tmpbuf[8];
2477 static const u_char testpat[] = { 0xFF, 0, 0x55, 0xAA, 0xFF, 0, 0x55, 0xAA };
2479 sc->tulip_connidx = TULIP_SROM_LASTCONNIDX;
2481 if (sc->tulip_chipid == TULIP_21040) {
2482 TULIP_CSR_WRITE(sc, csr_enetrom, 1);
2483 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) {
2485 while (((csr = TULIP_CSR_READ(sc, csr_enetrom)) & 0x80000000L) && cnt < 10000)
2487 sc->tulip_rombuf[idx] = csr & 0xFF;
2489 sc->tulip_boardsw = &tulip_21040_boardsw;
2491 if (sc->tulip_chipid == TULIP_21041) {
2493 * Thankfully all 21041's act the same.
2495 sc->tulip_boardsw = &tulip_21041_boardsw;
2498 * Assume all 21140 board are compatible with the
2499 * DEC 10/100 evaluation board. Not really valid but
2500 * it's the best we can do until every one switches to
2501 * the new SROM format.
2504 sc->tulip_boardsw = &tulip_21140_eb_boardsw;
2506 tulip_srom_read(sc);
2507 if (tulip_srom_crcok(sc->tulip_rombuf)) {
2509 * SROM CRC is valid therefore it must be in the
2512 sc->tulip_features |= TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM;
2513 } else if (sc->tulip_rombuf[126] == 0xff && sc->tulip_rombuf[127] == 0xFF) {
2515 * No checksum is present. See if the SROM id checks out;
2516 * the first 18 bytes should be 0 followed by a 1 followed
2517 * by the number of adapters (which we don't deal with yet).
2519 for (idx = 0; idx < 18; idx++) {
2520 if (sc->tulip_rombuf[idx] != 0)
2523 if (idx == 18 && sc->tulip_rombuf[18] == 1 && sc->tulip_rombuf[19] != 0)
2524 sc->tulip_features |= TULIP_HAVE_ISVSROM;
2525 } else if (sc->tulip_chipid >= TULIP_21142) {
2526 sc->tulip_features |= TULIP_HAVE_ISVSROM;
2527 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2529 if ((sc->tulip_features & TULIP_HAVE_ISVSROM) && tulip_srom_decode(sc)) {
2530 if (sc->tulip_chipid != TULIP_21041)
2531 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2534 * If the SROM specifies more than one adapter, tag this as a
2537 if (sc->tulip_rombuf[19] > 1)
2538 sc->tulip_features |= TULIP_HAVE_BASEROM;
2539 if (sc->tulip_boardsw == NULL)
2546 if (bcmp(&sc->tulip_rombuf[0], &sc->tulip_rombuf[16], 8) != 0) {
2548 * Some folks don't use the standard ethernet rom format
2549 * but instead just put the address in the first 6 bytes
2550 * of the rom and let the rest be all 0xffs. (Can we say
2551 * ZNYX?) (well sometimes they put in a checksum so we'll
2554 for (idx = 8; idx < 32; idx++) {
2555 if (sc->tulip_rombuf[idx] != 0xFF)
2559 * Make sure the address is not multicast or locally assigned
2560 * that the OUI is not 00-00-00.
2562 if ((sc->tulip_rombuf[0] & 3) != 0)
2564 if (sc->tulip_rombuf[0] == 0 && sc->tulip_rombuf[1] == 0
2565 && sc->tulip_rombuf[2] == 0)
2567 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6);
2568 sc->tulip_features |= TULIP_HAVE_OKROM;
2572 * A number of makers of multiport boards (ZNYX and Cogent)
2573 * only put on one address ROM on their 21040 boards. So
2574 * if the ROM is all zeros (or all 0xFFs), look at the
2575 * previous configured boards (as long as they are on the same
2576 * PCI bus and the bus number is non-zero) until we find the
2577 * master board with address ROM. We then use its address ROM
2578 * as the base for this board. (we add our relative board
2579 * to the last byte of its address).
2581 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) {
2582 if (sc->tulip_rombuf[idx] != 0 && sc->tulip_rombuf[idx] != 0xFF)
2585 if (idx == sizeof(sc->tulip_rombuf)) {
2587 tulip_softc_t *root_sc = NULL;
2588 for (root_unit = device_get_unit(sc->tulip_dev) - 1; root_unit >= 0; root_unit--) {
2589 root_sc = tulips[root_unit];
2590 if (root_sc == NULL || (root_sc->tulip_features & (TULIP_HAVE_OKROM|TULIP_HAVE_SLAVEDROM)) == TULIP_HAVE_OKROM)
2594 if (root_sc != NULL && (root_sc->tulip_features & TULIP_HAVE_BASEROM)
2595 && root_sc->tulip_chipid == sc->tulip_chipid
2596 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) {
2597 sc->tulip_features |= TULIP_HAVE_SLAVEDROM;
2598 sc->tulip_boardsw = root_sc->tulip_boardsw;
2599 strcpy(sc->tulip_boardid, root_sc->tulip_boardid);
2600 if (sc->tulip_boardsw->bd_type == TULIP_21140_ISV) {
2601 bcopy(root_sc->tulip_rombuf, sc->tulip_rombuf,
2602 sizeof(sc->tulip_rombuf));
2603 if (!tulip_srom_decode(sc))
2606 bcopy(root_sc->tulip_enaddr, sc->tulip_enaddr, 6);
2607 sc->tulip_enaddr[5] += device_get_unit(sc->tulip_dev) - device_get_unit(root_sc->tulip_dev);
2610 * Now for a truly disgusting kludge: all 4 21040s on
2611 * the ZX314 share the same INTA line so the mapping
2612 * setup by the BIOS on the PCI bridge is worthless.
2613 * Rather than reprogramming the value in the config
2614 * register, we will handle this internally.
2616 if (root_sc->tulip_features & TULIP_HAVE_SHAREDINTR) {
2617 sc->tulip_slaves = root_sc->tulip_slaves;
2618 root_sc->tulip_slaves = sc;
2619 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR;
2627 * This is the standard DEC address ROM test.
2630 if (bcmp(&sc->tulip_rombuf[24], testpat, 8) != 0)
2633 tmpbuf[0] = sc->tulip_rombuf[15]; tmpbuf[1] = sc->tulip_rombuf[14];
2634 tmpbuf[2] = sc->tulip_rombuf[13]; tmpbuf[3] = sc->tulip_rombuf[12];
2635 tmpbuf[4] = sc->tulip_rombuf[11]; tmpbuf[5] = sc->tulip_rombuf[10];
2636 tmpbuf[6] = sc->tulip_rombuf[9]; tmpbuf[7] = sc->tulip_rombuf[8];
2637 if (bcmp(&sc->tulip_rombuf[0], tmpbuf, 8) != 0)
2640 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6);
2642 cksum = *(u_int16_t *) &sc->tulip_enaddr[0];
2644 if (cksum > 65535) cksum -= 65535;
2645 cksum += *(u_int16_t *) &sc->tulip_enaddr[2];
2646 if (cksum > 65535) cksum -= 65535;
2648 if (cksum > 65535) cksum -= 65535;
2649 cksum += *(u_int16_t *) &sc->tulip_enaddr[4];
2650 if (cksum >= 65535) cksum -= 65535;
2652 rom_cksum = *(u_int16_t *) &sc->tulip_rombuf[6];
2654 if (cksum != rom_cksum)
2659 * Check for various boards based on OUI. Did I say braindead?
2661 for (idx = 0; tulip_vendors[idx].vendor_identify_nic != NULL; idx++) {
2662 if (bcmp(sc->tulip_enaddr, tulip_vendors[idx].vendor_oui, 3) == 0) {
2663 (*tulip_vendors[idx].vendor_identify_nic)(sc);
2668 sc->tulip_features |= TULIP_HAVE_OKROM;
2673 tulip_ifmedia_add(tulip_softc_t * const sc)
2675 tulip_media_t media;
2678 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
2679 if (sc->tulip_mediums[media] != NULL) {
2680 ifmedia_add(&sc->tulip_ifmedia, tulip_media_to_ifmedia[media],
2686 sc->tulip_features |= TULIP_HAVE_NOMEDIA;
2687 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE, 0, 0);
2688 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE);
2689 } else if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
2690 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO, 0, 0);
2691 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO);
2693 ifmedia_set(&sc->tulip_ifmedia, tulip_media_to_ifmedia[sc->tulip_media]);
2694 sc->tulip_flags |= TULIP_PRINTMEDIA;
2695 tulip_linkup(sc, sc->tulip_media);
2700 tulip_ifmedia_change(struct ifnet *ifp)
2702 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
2704 sc->tulip_flags |= TULIP_NEEDRESET;
2705 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
2706 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
2707 if (IFM_SUBTYPE(sc->tulip_ifmedia.ifm_media) != IFM_AUTO) {
2708 tulip_media_t media;
2709 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
2710 if (sc->tulip_mediums[media] != NULL
2711 && sc->tulip_ifmedia.ifm_media == tulip_media_to_ifmedia[media]) {
2712 sc->tulip_flags |= TULIP_PRINTMEDIA;
2713 sc->tulip_flags &= ~TULIP_DIDNWAY;
2714 tulip_linkup(sc, media);
2719 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_WANTRXACT);
2726 * Media status callback
2729 tulip_ifmedia_status(struct ifnet *ifp, struct ifmediareq *req)
2731 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
2733 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN)
2736 req->ifm_status = IFM_AVALID;
2737 if (sc->tulip_flags & TULIP_LINKUP)
2738 req->ifm_status |= IFM_ACTIVE;
2740 req->ifm_active = tulip_media_to_ifmedia[sc->tulip_media];
2744 tulip_addr_filter(tulip_softc_t *sc)
2746 struct ifmultiaddr *ifma;
2750 sc->tulip_flags &= ~(TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY|TULIP_ALLMULTI);
2751 sc->tulip_flags |= TULIP_WANTSETUP|TULIP_WANTTXSTART;
2752 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN;
2753 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED;
2754 #if defined(IFF_ALLMULTI)
2755 if (sc->tulip_if.if_flags & IFF_ALLMULTI)
2756 sc->tulip_flags |= TULIP_ALLMULTI ;
2760 LIST_FOREACH(ifma, &sc->tulip_if.if_multiaddrs, ifma_link) {
2761 if (ifma->ifma_addr->sa_family == AF_LINK)
2765 sc->tulip_if.if_start = tulip_ifstart; /* so the setup packet gets queued */
2766 if (multicnt > 14) {
2767 uint32_t *sp = sc->tulip_setupdata;
2770 * Some early passes of the 21140 have broken implementations of
2771 * hash-perfect mode. When we get too many multicasts for perfect
2772 * filtering with these chips, we need to switch into hash-only
2773 * mode (this is better than all-multicast on network with lots
2774 * of multicast traffic).
2776 if (sc->tulip_features & TULIP_HAVE_BROKEN_HASH)
2777 sc->tulip_flags |= TULIP_WANTHASHONLY;
2779 sc->tulip_flags |= TULIP_WANTHASHPERFECT;
2781 * If we have more than 14 multicasts, we have
2782 * go into hash perfect mode (512 bit multicast
2783 * hash and one perfect hardware).
2785 bzero(sc->tulip_setupdata, sizeof(sc->tulip_setupdata));
2787 LIST_FOREACH(ifma, &sc->tulip_if.if_multiaddrs, ifma_link) {
2788 if (ifma->ifma_addr->sa_family != AF_LINK)
2791 hash = tulip_mchash(LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
2792 #if BYTE_ORDER == BIG_ENDIAN
2793 sp[hash >> 4] |= bswap32(1 << (hash & 0xF));
2795 sp[hash >> 4] |= 1 << (hash & 0xF);
2799 * No reason to use a hash if we are going to be
2800 * receiving every multicast.
2802 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) {
2803 hash = tulip_mchash(sc->tulip_if.if_broadcastaddr);
2804 #if BYTE_ORDER == BIG_ENDIAN
2805 sp[hash >> 4] |= bswap32(1 << (hash & 0xF));
2807 sp[hash >> 4] |= 1 << (hash & 0xF);
2809 if (sc->tulip_flags & TULIP_WANTHASHONLY) {
2810 hash = tulip_mchash(sc->tulip_enaddr);
2811 #if BYTE_ORDER == BIG_ENDIAN
2812 sp[hash >> 4] |= bswap32(1 << (hash & 0xF));
2814 sp[hash >> 4] |= 1 << (hash & 0xF);
2817 #if BYTE_ORDER == BIG_ENDIAN
2818 sp[39] = ((u_int16_t *) sc->tulip_enaddr)[0] << 16;
2819 sp[40] = ((u_int16_t *) sc->tulip_enaddr)[1] << 16;
2820 sp[41] = ((u_int16_t *) sc->tulip_enaddr)[2] << 16;
2822 sp[39] = ((u_int16_t *) sc->tulip_enaddr)[0];
2823 sp[40] = ((u_int16_t *) sc->tulip_enaddr)[1];
2824 sp[41] = ((u_int16_t *) sc->tulip_enaddr)[2];
2829 if ((sc->tulip_flags & (TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY)) == 0) {
2830 uint32_t *sp = sc->tulip_setupdata;
2832 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) {
2834 * Else can get perfect filtering for 16 addresses.
2836 LIST_FOREACH(ifma, &sc->tulip_if.if_multiaddrs, ifma_link) {
2837 if (ifma->ifma_addr->sa_family != AF_LINK)
2839 addrp = LLADDR((struct sockaddr_dl *)ifma->ifma_addr);
2840 #if BYTE_ORDER == BIG_ENDIAN
2841 *sp++ = ((u_int16_t *) addrp)[0] << 16;
2842 *sp++ = ((u_int16_t *) addrp)[1] << 16;
2843 *sp++ = ((u_int16_t *) addrp)[2] << 16;
2845 *sp++ = ((u_int16_t *) addrp)[0];
2846 *sp++ = ((u_int16_t *) addrp)[1];
2847 *sp++ = ((u_int16_t *) addrp)[2];
2852 * Add the broadcast address.
2855 #if BYTE_ORDER == BIG_ENDIAN
2856 *sp++ = 0xFFFF << 16;
2857 *sp++ = 0xFFFF << 16;
2858 *sp++ = 0xFFFF << 16;
2866 * Pad the rest with our hardware address
2868 for (; idx < 16; idx++) {
2869 #if BYTE_ORDER == BIG_ENDIAN
2870 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[0] << 16;
2871 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[1] << 16;
2872 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[2] << 16;
2874 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[0];
2875 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[1];
2876 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[2];
2880 #if defined(IFF_ALLMULTI)
2881 if (sc->tulip_flags & TULIP_ALLMULTI)
2882 sc->tulip_if.if_flags |= IFF_ALLMULTI;
2887 tulip_reset(tulip_softc_t *sc)
2889 tulip_ringinfo_t *ri;
2891 uint32_t inreset = (sc->tulip_flags & TULIP_INRESET);
2894 * Brilliant. Simply brilliant. When switching modes/speeds
2895 * on a 2114*, you need to set the appriopriate MII/PCS/SCL/PS
2896 * bits in CSR6 and then do a software reset to get the 21140
2897 * to properly reset its internal pathways to the right places.
2900 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0
2901 && sc->tulip_boardsw->bd_media_preset != NULL)
2902 (*sc->tulip_boardsw->bd_media_preset)(sc);
2904 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
2905 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
2906 33MHz that comes to two microseconds but wait a
2907 bit longer anyways) */
2910 sc->tulip_flags |= TULIP_INRESET;
2911 sc->tulip_flags &= ~(TULIP_NEEDRESET|TULIP_RXBUFSLOW);
2912 sc->tulip_if.if_flags &= ~IFF_OACTIVE;
2913 sc->tulip_if.if_start = tulip_ifstart;
2916 TULIP_CSR_WRITE(sc, csr_txlist, TULIP_KVATOPHYS(sc, &sc->tulip_txinfo.ri_first[0]));
2917 TULIP_CSR_WRITE(sc, csr_rxlist, TULIP_KVATOPHYS(sc, &sc->tulip_rxinfo.ri_first[0]));
2918 TULIP_CSR_WRITE(sc, csr_busmode,
2919 (1 << (3 /*pci_max_burst_len*/ + 8))
2920 |TULIP_BUSMODE_CACHE_ALIGN8
2921 |TULIP_BUSMODE_READMULTIPLE
2922 |(BYTE_ORDER != LITTLE_ENDIAN ?
2923 TULIP_BUSMODE_DESC_BIGENDIAN : 0));
2925 sc->tulip_txtimer = 0;
2926 sc->tulip_txq.ifq_maxlen = TULIP_TXDESCS;
2928 * Free all the mbufs that were on the transmit ring.
2930 IF_DRAIN(&sc->tulip_txq);
2932 ri = &sc->tulip_txinfo;
2933 ri->ri_nextin = ri->ri_nextout = ri->ri_first;
2934 ri->ri_free = ri->ri_max;
2935 for (di = ri->ri_first; di < ri->ri_last; di++)
2939 * We need to collect all the mbufs were on the
2940 * receive ring before we reinit it either to put
2941 * them back on or to know if we have to allocate
2944 ri = &sc->tulip_rxinfo;
2945 ri->ri_nextin = ri->ri_nextout = ri->ri_first;
2946 ri->ri_free = ri->ri_max;
2947 for (di = ri->ri_first; di < ri->ri_last; di++) {
2949 di->d_length1 = 0; di->d_addr1 = 0;
2950 di->d_length2 = 0; di->d_addr2 = 0;
2952 IF_DRAIN(&sc->tulip_rxq);
2955 * If tulip_reset is being called recurisvely, exit quickly knowing
2956 * that when the outer tulip_reset returns all the right stuff will
2962 sc->tulip_intrmask |= TULIP_STS_NORMALINTR|TULIP_STS_RXINTR|TULIP_STS_TXINTR
2963 |TULIP_STS_ABNRMLINTR|TULIP_STS_SYSERROR|TULIP_STS_TXSTOPPED
2964 |TULIP_STS_TXUNDERFLOW|TULIP_STS_TXBABBLE
2965 |TULIP_STS_RXSTOPPED;
2967 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0)
2968 (*sc->tulip_boardsw->bd_media_select)(sc);
2969 tulip_media_print(sc);
2970 if (sc->tulip_features & TULIP_HAVE_DUALSENSE)
2971 TULIP_CSR_WRITE(sc, csr_sia_status, TULIP_CSR_READ(sc, csr_sia_status));
2973 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_WANTSETUP|TULIP_INRESET
2975 tulip_addr_filter(sc);
2979 tulip_init(tulip_softc_t * const sc)
2981 if (sc->tulip_if.if_flags & IFF_UP) {
2982 if ((sc->tulip_if.if_flags & IFF_RUNNING) == 0) {
2983 /* initialize the media */
2986 sc->tulip_if.if_flags |= IFF_RUNNING;
2987 if (sc->tulip_if.if_flags & IFF_PROMISC) {
2988 sc->tulip_flags |= TULIP_PROMISC;
2989 sc->tulip_cmdmode |= TULIP_CMD_PROMISCUOUS;
2990 sc->tulip_intrmask |= TULIP_STS_TXINTR;
2992 sc->tulip_flags &= ~TULIP_PROMISC;
2993 sc->tulip_cmdmode &= ~TULIP_CMD_PROMISCUOUS;
2994 if (sc->tulip_flags & TULIP_ALLMULTI) {
2995 sc->tulip_cmdmode |= TULIP_CMD_ALLMULTI;
2997 sc->tulip_cmdmode &= ~TULIP_CMD_ALLMULTI;
3000 sc->tulip_cmdmode |= TULIP_CMD_TXRUN;
3001 if ((sc->tulip_flags & (TULIP_TXPROBE_ACTIVE|TULIP_WANTSETUP)) == 0) {
3003 sc->tulip_cmdmode |= TULIP_CMD_RXRUN;
3004 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED;
3006 sc->tulip_if.if_flags |= IFF_OACTIVE;
3007 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN;
3008 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED;
3010 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3011 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3012 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP)
3013 tulip_txput_setup(sc);
3015 sc->tulip_if.if_flags &= ~IFF_RUNNING;
3021 tulip_rx_intr(tulip_softc_t *sc)
3023 tulip_ringinfo_t *ri = &sc->tulip_rxinfo;
3024 struct ifnet *ifp = &sc->tulip_if;
3028 tulip_desc_t *eop = ri->ri_nextin;
3029 int total_len = 0, last_offset = 0;
3030 struct mbuf *ms = NULL, *me = NULL;
3033 if (fillok && sc->tulip_rxq.ifq_len < TULIP_RXQ_TARGET)
3037 * If the TULIP has no descriptors, there can't be any receive
3038 * descriptors to process.
3040 if (eop == ri->ri_nextout)
3044 * 90% of the packets will fit in one descriptor. So we optimize
3047 TULIP_RXDESC_POSTSYNC(sc, eop, sizeof(*eop));
3048 if ((((volatile tulip_desc_t *) eop)->d_status & (TULIP_DSTS_OWNER|TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) == (TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) {
3049 IF_DEQUEUE(&sc->tulip_rxq, ms);
3053 * If still owned by the TULIP, don't touch it.
3055 if (((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER)
3059 * It is possible (though improbable unless the BIG_PACKET support
3060 * is enabled or MCLBYTES < 1518) for a received packet to cross
3061 * more than one receive descriptor.
3063 while ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_RxLASTDESC) == 0) {
3064 if (++eop == ri->ri_last)
3066 TULIP_RXDESC_POSTSYNC(sc, eop, sizeof(*eop));
3067 if (eop == ri->ri_nextout || ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER))) {
3074 * Dequeue the first buffer for the start of the packet. Hopefully
3075 * this will be the only one we need to dequeue. However, if the
3076 * packet consumed multiple descriptors, then we need to dequeue
3077 * those buffers and chain to the starting mbuf. All buffers but
3078 * the last buffer have the same length so we can set that now.
3079 * (we add to last_offset instead of multiplying since we normally
3080 * won't go into the loop and thereby saving a ourselves from
3081 * doing a multiplication by 0 in the normal case).
3083 IF_DEQUEUE(&sc->tulip_rxq, ms);
3084 for (me = ms; total_len > 0; total_len--) {
3085 me->m_len = TULIP_RX_BUFLEN;
3086 last_offset += TULIP_RX_BUFLEN;
3087 IF_DEQUEUE(&sc->tulip_rxq, me->m_next);
3093 * Now get the size of received packet (minus the CRC).
3095 total_len = ((eop->d_status >> 16) & 0x7FFF) - 4;
3096 if ((sc->tulip_flags & TULIP_RXIGNORE) == 0
3097 && ((eop->d_status & TULIP_DSTS_ERRSUM) == 0
3099 || (total_len <= sc->tulip_if.if_mtu + sizeof(struct ether_header) &&
3100 (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxRUNT|
3101 TULIP_DSTS_RxCOLLSEEN|TULIP_DSTS_RxBADCRC|
3102 TULIP_DSTS_RxOVERFLOW)) == 0)
3105 me->m_len = total_len - last_offset;
3107 sc->tulip_flags |= TULIP_RXACT;
3111 if (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxOVERFLOW|TULIP_DSTS_RxWATCHDOG)) {
3112 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++;
3114 if (eop->d_status & TULIP_DSTS_RxTOOLONG) {
3115 sc->tulip_dot3stats.dot3StatsFrameTooLongs++;
3117 if (eop->d_status & TULIP_DSTS_RxBADCRC) {
3118 if (eop->d_status & TULIP_DSTS_RxDRBBLBIT) {
3119 sc->tulip_dot3stats.dot3StatsAlignmentErrors++;
3121 sc->tulip_dot3stats.dot3StatsFCSErrors++;
3127 if (++eop == ri->ri_last)
3129 ri->ri_nextin = eop;
3132 * Either we are priming the TULIP with mbufs (m == NULL)
3133 * or we are about to accept an mbuf for the upper layers
3134 * so we need to allocate an mbuf to replace it. If we
3135 * can't replace it, send up it anyways. This may cause
3136 * us to drop packets in the future but that's better than
3137 * being caught in livelock.
3139 * Note that if this packet crossed multiple descriptors
3140 * we don't even try to reallocate all the mbufs here.
3141 * Instead we rely on the test of the beginning of
3142 * the loop to refill for the extra consumed mbufs.
3144 if (accept || ms == NULL) {
3147 #if defined(TULIP_COPY_RXDATA)
3148 if (!accept || total_len >= (MHLEN - 2))
3149 m0 = m_getcl(MB_DONTWAIT, MT_DATA, M_PKTHDR);
3151 m0 = m_gethdr(MB_DONTWAIT, MT_DATA);
3153 m0 = m_getcl(MB_DONTWAIT, MT_DATA, M_PKTHDR);
3157 #if defined(TULIP_COPY_RXDATA)
3161 #if !defined(TULIP_COPY_RXDATA)
3162 ms->m_pkthdr.len = total_len;
3163 ifp->if_input(ifp, ms);
3166 #error BIG_PACKET is incompatible with TULIP_COPY_RXDATA
3168 m0->m_data += 2; /* align data after header */
3169 m_copydata(ms, 0, total_len, mtod(m0, caddr_t));
3170 m0->m_len = m0->m_pkthdr.len = total_len;
3171 m0->m_pkthdr.rcvif = ifp;
3172 ifp->if_input(ifp, m0);
3174 #endif /* ! TULIP_COPY_RXDATA */
3180 * Couldn't allocate a new buffer. Don't bother
3181 * trying to replenish the receive queue.
3184 sc->tulip_flags |= TULIP_RXBUFSLOW;
3188 * Now give the buffer(s) to the TULIP and save in our
3192 tulip_desc_t * const nextout = ri->ri_nextout;
3193 nextout->d_addr1 = TULIP_KVATOPHYS(sc, mtod(ms, caddr_t));
3194 nextout->d_length1 = TULIP_RX_BUFLEN;
3195 nextout->d_status = TULIP_DSTS_OWNER;
3196 TULIP_RXDESC_POSTSYNC(sc, nextout, sizeof(u_int32_t));
3197 if (++ri->ri_nextout == ri->ri_last)
3198 ri->ri_nextout = ri->ri_first;
3201 IF_ENQUEUE(&sc->tulip_rxq, ms);
3202 } while ((ms = me) != NULL);
3204 if (sc->tulip_rxq.ifq_len >= TULIP_RXQ_TARGET)
3205 sc->tulip_flags &= ~TULIP_RXBUFSLOW;
3210 tulip_tx_intr(tulip_softc_t *sc)
3212 tulip_ringinfo_t *ri = &sc->tulip_txinfo;
3217 while (ri->ri_free < ri->ri_max) {
3220 TULIP_TXDESC_POSTSYNC(sc, ri->ri_nextin, sizeof(*ri->ri_nextin));
3221 if (((volatile tulip_desc_t *) ri->ri_nextin)->d_status & TULIP_DSTS_OWNER)
3226 d_flag = ri->ri_nextin->d_flag;
3227 if (d_flag & TULIP_DFLAG_TxLASTSEG) {
3228 if (d_flag & TULIP_DFLAG_TxSETUPPKT) {
3230 * We've just finished processing a setup packet.
3231 * Mark that we finished it. If there's not
3232 * another pending, startup the TULIP receiver.
3233 * Make sure we ack the RXSTOPPED so we won't get
3234 * an abormal interrupt indication.
3236 TULIP_TXMAP_POSTSYNC(sc, sc->tulip_setupmap);
3237 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_HASHONLY);
3238 if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxINVRSFILT)
3239 sc->tulip_flags |= TULIP_HASHONLY;
3240 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == 0) {
3242 sc->tulip_cmdmode |= TULIP_CMD_RXRUN;
3243 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED;
3244 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED);
3245 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3246 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3249 const uint32_t d_status = ri->ri_nextin->d_status;
3250 IF_DEQUEUE(&sc->tulip_txq, m);
3254 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
3255 tulip_mediapoll_event_t event = TULIP_MEDIAPOLL_TXPROBE_OK;
3256 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxEXCCOLL)) {
3257 event = TULIP_MEDIAPOLL_TXPROBE_FAILED;
3259 (*sc->tulip_boardsw->bd_media_poll)(sc, event);
3261 * Escape from the loop before media poll has reset the TULIP!
3266 if (d_status & TULIP_DSTS_ERRSUM) {
3267 sc->tulip_if.if_oerrors++;
3268 if (d_status & TULIP_DSTS_TxEXCCOLL)
3269 sc->tulip_dot3stats.dot3StatsExcessiveCollisions++;
3270 if (d_status & TULIP_DSTS_TxLATECOLL)
3271 sc->tulip_dot3stats.dot3StatsLateCollisions++;
3272 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxCARRLOSS))
3273 sc->tulip_dot3stats.dot3StatsCarrierSenseErrors++;
3274 if (d_status & (TULIP_DSTS_TxUNDERFLOW|TULIP_DSTS_TxBABBLE))
3275 sc->tulip_dot3stats.dot3StatsInternalMacTransmitErrors++;
3276 if (d_status & TULIP_DSTS_TxUNDERFLOW)
3277 sc->tulip_dot3stats.dot3StatsInternalTransmitUnderflows++;
3278 if (d_status & TULIP_DSTS_TxBABBLE)
3279 sc->tulip_dot3stats.dot3StatsInternalTransmitBabbles++;
3281 u_int32_t collisions =
3282 (d_status & TULIP_DSTS_TxCOLLMASK)
3283 >> TULIP_DSTS_V_TxCOLLCNT;
3284 sc->tulip_if.if_collisions += collisions;
3285 if (collisions == 1)
3286 sc->tulip_dot3stats.dot3StatsSingleCollisionFrames++;
3287 else if (collisions > 1)
3288 sc->tulip_dot3stats.dot3StatsMultipleCollisionFrames++;
3289 else if (d_status & TULIP_DSTS_TxDEFERRED)
3290 sc->tulip_dot3stats.dot3StatsDeferredTransmissions++;
3292 * SQE is only valid for 10baseT/BNC/AUI when not
3293 * running in full-duplex. In order to speed up the
3294 * test, the corresponding bit in tulip_flags needs to
3295 * set as well to get us to count SQE Test Errors.
3297 if (d_status & TULIP_DSTS_TxNOHRTBT & sc->tulip_flags)
3298 sc->tulip_dot3stats.dot3StatsSQETestErrors++;
3304 if (++ri->ri_nextin == ri->ri_last)
3305 ri->ri_nextin = ri->ri_first;
3307 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0)
3308 sc->tulip_if.if_flags &= ~IFF_OACTIVE;
3311 * If nothing left to transmit, disable the timer.
3312 * Else if progress, reset the timer back to 2 ticks.
3314 if (ri->ri_free == ri->ri_max || (sc->tulip_flags & TULIP_TXPROBE_ACTIVE))
3315 sc->tulip_txtimer = 0;
3317 sc->tulip_txtimer = TULIP_TXTIMER;
3318 sc->tulip_if.if_opackets += xmits;
3323 tulip_print_abnormal_interrupt(tulip_softc_t *sc, uint32_t csr)
3325 const char * const *msgp = tulip_status_bits;
3328 const char thrsh[] = "72|128\0\0\0" "96|256\0\0\0" "128|512\0\0" "160|1024";
3330 csr &= (1 << (sizeof(tulip_status_bits)/sizeof(tulip_status_bits[0]))) - 1;
3331 if_printf(&sc->tulip_if, "abnormal interrupt:");
3332 for (sep = " ", mask = 1; mask <= csr; mask <<= 1, msgp++) {
3333 if ((csr & mask) && *msgp != NULL) {
3334 printf("%s%s", sep, *msgp);
3335 if (mask == TULIP_STS_TXUNDERFLOW && (sc->tulip_flags & TULIP_NEWTXTHRESH)) {
3336 sc->tulip_flags &= ~TULIP_NEWTXTHRESH;
3337 if (sc->tulip_cmdmode & TULIP_CMD_STOREFWD) {
3338 printf(" (switching to store-and-forward mode)");
3340 printf(" (raising TX threshold to %s)",
3341 &thrsh[9 * ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) >> 14)]);
3351 tulip_intr_handler(tulip_softc_t *sc)
3355 while ((csr = TULIP_CSR_READ(sc, csr_status)) & sc->tulip_intrmask) {
3356 TULIP_CSR_WRITE(sc, csr_status, csr);
3358 if (csr & TULIP_STS_SYSERROR) {
3359 sc->tulip_last_system_error = (csr & TULIP_STS_ERRORMASK) >> TULIP_STS_ERR_SHIFT;
3360 if (sc->tulip_flags & TULIP_NOMESSAGES) {
3361 sc->tulip_flags |= TULIP_SYSTEMERROR;
3363 if_printf(&sc->tulip_if, "system error: %s\n",
3364 tulip_system_errors[sc->tulip_last_system_error]);
3366 sc->tulip_flags |= TULIP_NEEDRESET;
3367 sc->tulip_system_errors++;
3370 if (csr & (TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL) & sc->tulip_intrmask) {
3371 if (sc->tulip_boardsw->bd_media_poll != NULL) {
3372 (*sc->tulip_boardsw->bd_media_poll)(sc, csr & TULIP_STS_LINKFAIL
3373 ? TULIP_MEDIAPOLL_LINKFAIL
3374 : TULIP_MEDIAPOLL_LINKPASS);
3375 csr &= ~TULIP_STS_ABNRMLINTR;
3377 tulip_media_print(sc);
3379 if (csr & (TULIP_STS_RXINTR|TULIP_STS_RXNOBUF)) {
3380 u_int32_t misses = TULIP_CSR_READ(sc, csr_missed_frames);
3381 if (csr & TULIP_STS_RXNOBUF)
3382 sc->tulip_dot3stats.dot3StatsMissedFrames += misses & 0xFFFF;
3384 * Pass 2.[012] of the 21140A-A[CDE] may hang and/or corrupt data
3385 * on receive overflows.
3387 if ((misses & 0x0FFE0000) && (sc->tulip_features & TULIP_HAVE_RXBADOVRFLW)) {
3388 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++;
3390 * Stop the receiver process and spin until it's stopped.
3391 * Tell rx_intr to drop the packets it dequeues.
3393 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode & ~TULIP_CMD_RXRUN);
3394 while ((TULIP_CSR_READ(sc, csr_status) & TULIP_STS_RXSTOPPED) == 0)
3396 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED);
3397 sc->tulip_flags |= TULIP_RXIGNORE;
3400 if (sc->tulip_flags & TULIP_RXIGNORE) {
3402 * Restart the receiver.
3404 sc->tulip_flags &= ~TULIP_RXIGNORE;
3405 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3408 if (csr & TULIP_STS_ABNRMLINTR) {
3409 u_int32_t tmp = csr & sc->tulip_intrmask
3410 & ~(TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR);
3411 if (csr & TULIP_STS_TXUNDERFLOW) {
3412 if ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) != TULIP_CMD_THRSHLD160) {
3413 sc->tulip_cmdmode += TULIP_CMD_THRSHLD96;
3414 sc->tulip_flags |= TULIP_NEWTXTHRESH;
3415 } else if (sc->tulip_features & TULIP_HAVE_STOREFWD) {
3416 sc->tulip_cmdmode |= TULIP_CMD_STOREFWD;
3417 sc->tulip_flags |= TULIP_NEWTXTHRESH;
3420 if (sc->tulip_flags & TULIP_NOMESSAGES) {
3421 sc->tulip_statusbits |= tmp;
3423 tulip_print_abnormal_interrupt(sc, tmp);
3424 sc->tulip_flags |= TULIP_NOMESSAGES;
3426 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3428 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_TXPROBE_ACTIVE|TULIP_DOINGSETUP|TULIP_PROMISC)) {
3430 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0)
3431 tulip_ifstart(&sc->tulip_if);
3434 if (sc->tulip_flags & TULIP_NEEDRESET) {
3441 tulip_intr_shared(void *arg)
3445 for (sc = arg; sc != NULL; sc = sc->tulip_slaves)
3446 tulip_intr_handler(sc);
3450 tulip_intr_normal(void *arg)
3452 tulip_softc_t *sc = (tulip_softc_t *)arg;
3454 tulip_intr_handler(sc);
3457 static struct mbuf *
3458 tulip_txput(tulip_softc_t *sc, struct mbuf *m)
3460 tulip_ringinfo_t *ri = &sc->tulip_txinfo;
3461 tulip_desc_t *eop, *nextout;
3467 * Now we try to fill in our transmit descriptors. This is
3468 * a bit reminiscent of going on the Ark two by two
3469 * since each descriptor for the TULIP can describe
3470 * two buffers. So we advance through packet filling
3471 * each of the two entries at a time to to fill each
3472 * descriptor. Clear the first and last segment bits
3473 * in each descriptor (actually just clear everything
3474 * but the end-of-ring or chain bits) to make sure
3475 * we don't get messed up by previously sent packets.
3477 * We may fail to put the entire packet on the ring if
3478 * there is either not enough ring entries free or if the
3479 * packet has more than MAX_TXSEG segments. In the former
3480 * case we will just wait for the ring to empty. In the
3481 * latter case we have to recopy.
3486 eop = nextout = ri->ri_nextout;
3491 int len = m0->m_len;
3492 caddr_t addr = mtod(m0, caddr_t);
3493 unsigned clsize = PAGE_SIZE - (((uintptr_t) addr) & (PAGE_SIZE-1));
3496 unsigned slen = min(len, clsize);
3500 slen = 2040, partial = 1;
3503 if (segcnt > TULIP_MAX_TXSEG) {
3505 * The packet exceeds the number of transmit buffer
3506 * entries that we can use for one packet, so we have
3507 * recopy it into one mbuf and then try again.
3509 m0 = m_defrag(m, MB_DONTWAIT);
3518 * See if there's any unclaimed space in the
3521 if ((free += tulip_tx_intr(sc)) == 0) {
3523 * There's no more room but since nothing
3524 * has been committed at this point, just
3525 * show output is active, put back the
3528 sc->tulip_flags |= TULIP_WANTTXSTART;
3533 if (++nextout == ri->ri_last)
3534 nextout = ri->ri_first;
3535 eop->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
3536 eop->d_status = d_status;
3537 eop->d_addr1 = TULIP_KVATOPHYS(sc, addr);
3538 eop->d_length1 = slen;
3541 * Fill in second half of descriptor
3543 eop->d_addr2 = TULIP_KVATOPHYS(sc, addr);
3544 eop->d_length2 = slen;
3546 d_status = TULIP_DSTS_OWNER;
3555 } while ((m0 = m0->m_next) != NULL);
3557 BPF_MTAP(&sc->tulip_if, m);
3560 * The descriptors have been filled in. Now get ready
3563 IF_ENQUEUE(&sc->tulip_txq, m);
3567 * Make sure the next descriptor after this packet is owned
3568 * by us since it may have been set up above if we ran out
3569 * of room in the ring.
3571 nextout->d_status = 0;
3572 TULIP_TXDESC_PRESYNC(sc, nextout, sizeof(u_int32_t));
3575 * If we only used the first segment of the last descriptor,
3576 * make sure the second segment will not be used.
3584 * Mark the last and first segments, indicate we want a transmit
3585 * complete interrupt, and tell it to transmit!
3587 eop->d_flag |= TULIP_DFLAG_TxLASTSEG|TULIP_DFLAG_TxWANTINTR;
3590 * Note that ri->ri_nextout is still the start of the packet
3591 * and until we set the OWNER bit, we can still back out of
3592 * everything we have done.
3594 ri->ri_nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG;
3595 ri->ri_nextout->d_status = TULIP_DSTS_OWNER;
3596 TULIP_TXDESC_PRESYNC(sc, ri->ri_nextout, sizeof(u_int32_t));
3599 * This advances the ring for us.
3601 ri->ri_nextout = nextout;
3604 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
3605 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
3606 sc->tulip_if.if_flags |= IFF_OACTIVE;
3607 sc->tulip_if.if_start = tulip_ifstart;
3612 * switch back to the single queueing ifstart.
3614 sc->tulip_flags &= ~TULIP_WANTTXSTART;
3615 if (sc->tulip_txtimer == 0)
3616 sc->tulip_txtimer = TULIP_TXTIMER;
3619 * If we want a txstart, there must be not enough space in the
3620 * transmit ring. So we want to enable transmit done interrupts
3621 * so we can immediately reclaim some space. When the transmit
3622 * interrupt is posted, the interrupt handler will call tx_intr
3623 * to reclaim space and then txstart (since WANTTXSTART is set).
3624 * txstart will move the packet into the transmit ring and clear
3625 * WANTTXSTART thereby causing TXINTR to be cleared.
3628 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_DOINGSETUP)) {
3629 sc->tulip_if.if_flags |= IFF_OACTIVE;
3630 sc->tulip_if.if_start = tulip_ifstart;
3631 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
3632 sc->tulip_intrmask |= TULIP_STS_TXINTR;
3633 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3635 } else if ((sc->tulip_flags & TULIP_PROMISC) == 0) {
3636 if (sc->tulip_intrmask & TULIP_STS_TXINTR) {
3637 sc->tulip_intrmask &= ~TULIP_STS_TXINTR;
3638 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3641 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
3646 tulip_txput_setup(tulip_softc_t *sc)
3648 tulip_ringinfo_t *ri = &sc->tulip_txinfo;
3649 tulip_desc_t *nextout;
3652 * We will transmit, at most, one setup packet per call to ifstart.
3656 * Try to reclaim some free descriptors..
3658 if (ri->ri_free < 2)
3660 if ((sc->tulip_flags & TULIP_DOINGSETUP) || ri->ri_free == 1) {
3661 sc->tulip_flags |= TULIP_WANTTXSTART;
3662 sc->tulip_if.if_start = tulip_ifstart;
3665 bcopy(sc->tulip_setupdata, sc->tulip_setupbuf,
3666 sizeof(sc->tulip_setupbuf));
3668 * Clear WANTSETUP and set DOINGSETUP. Set know that WANTSETUP is
3669 * set and DOINGSETUP is clear doing an XOR of the two will DTRT.
3671 sc->tulip_flags ^= TULIP_WANTSETUP|TULIP_DOINGSETUP;
3673 nextout = ri->ri_nextout;
3674 nextout->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
3675 nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG|TULIP_DFLAG_TxLASTSEG
3676 |TULIP_DFLAG_TxSETUPPKT|TULIP_DFLAG_TxWANTINTR;
3677 if (sc->tulip_flags & TULIP_WANTHASHPERFECT)
3678 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT;
3679 else if (sc->tulip_flags & TULIP_WANTHASHONLY)
3680 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT|TULIP_DFLAG_TxINVRSFILT;
3682 nextout->d_length2 = 0;
3683 nextout->d_addr2 = 0;
3684 nextout->d_length1 = sizeof(sc->tulip_setupbuf);
3685 nextout->d_addr1 = TULIP_KVATOPHYS(sc, sc->tulip_setupbuf);
3688 * Advance the ring for the next transmit packet.
3690 if (++ri->ri_nextout == ri->ri_last)
3691 ri->ri_nextout = ri->ri_first;
3694 * Make sure the next descriptor is owned by us since it
3695 * may have been set up above if we ran out of room in the
3698 ri->ri_nextout->d_status = 0;
3699 TULIP_TXDESC_PRESYNC(sc, ri->ri_nextout, sizeof(u_int32_t));
3700 nextout->d_status = TULIP_DSTS_OWNER;
3702 * Flush the ownwership of the current descriptor
3704 TULIP_TXDESC_PRESYNC(sc, nextout, sizeof(u_int32_t));
3705 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
3706 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
3707 sc->tulip_intrmask |= TULIP_STS_TXINTR;
3708 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3713 tulip_ifioctl(struct ifnet *ifp, u_long cmd, caddr_t data, struct ucred * cr)
3715 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
3716 struct ifaddr *ifa = (struct ifaddr *)data;
3717 struct ifreq *ifr = (struct ifreq *)data;
3722 ifp->if_flags |= IFF_UP;
3723 switch(ifa->ifa_addr->sa_family) {
3727 arp_ifinit(&(sc)->tulip_ac.ac_if, ifa);
3734 struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr);
3735 if (ipx_nullhost(*ina)) {
3736 ina->x_host = *(union ipx_host *)(sc->tulip_enaddr);
3738 ifp->if_flags &= ~IFF_RUNNING;
3739 bcopy((caddr_t)ina->x_host.c_host,
3740 (caddr_t)sc->tulip_enaddr,
3741 sizeof(sc->tulip_enaddr));
3750 * This magic copied from if_is.c; I don't use XNS,
3751 * so I have no way of telling if this actually
3755 struct ns_addr *ina = &(IA_SNS(ifa)->sns_addr);
3756 if (ns_nullhost(*ina)) {
3757 ina->x_host = *(union ns_host *)(sc->tulip_enaddr);
3759 ifp->if_flags &= ~IFF_RUNNING;
3760 bcopy((caddr_t)ina->x_host.c_host,
3761 (caddr_t)sc->tulip_enaddr,
3762 sizeof(sc->tulip_enaddr));
3777 bcopy((caddr_t) sc->tulip_enaddr,
3778 (caddr_t) ((struct sockaddr *)&ifr->ifr_data)->sa_data,
3783 case SIOCSIFFLAGS: {
3784 tulip_addr_filter(sc); /* reinit multicast filter */
3790 case SIOCGIFMEDIA: {
3791 error = ifmedia_ioctl(ifp, ifr, &sc->tulip_ifmedia, cmd);
3796 case SIOCDELMULTI: {
3798 * Update multicast listeners
3800 tulip_addr_filter(sc); /* reset multicast filtering */
3808 * Set the interface MTU.
3810 if (ifr->ifr_mtu > ETHERMTU
3812 && sc->tulip_chipid != TULIP_21140
3813 && sc->tulip_chipid != TULIP_21140A
3814 && sc->tulip_chipid != TULIP_21041
3820 ifp->if_mtu = ifr->ifr_mtu;
3828 case SIOCGADDRROM: {
3829 error = copyout(sc->tulip_rombuf, ifr->ifr_data, sizeof(sc->tulip_rombuf));
3835 ifr->ifr_metric = (int) sc->tulip_chipid;
3848 tulip_ifstart(struct ifnet *ifp)
3850 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
3852 if (sc->tulip_if.if_flags & IFF_RUNNING) {
3854 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP)
3855 tulip_txput_setup(sc);
3857 while (sc->tulip_if.if_snd.ifq_head != NULL) {
3859 IF_DEQUEUE(&sc->tulip_if.if_snd, m);
3860 if ((m = tulip_txput(sc, m)) != NULL) {
3861 IF_PREPEND(&sc->tulip_if.if_snd, m);
3869 tulip_ifwatchdog(struct ifnet *ifp)
3871 tulip_softc_t * const sc = (tulip_softc_t *)ifp->if_softc;
3873 sc->tulip_if.if_timer = 1;
3875 * These should be rare so do a bulk test up front so we can just skip
3878 if (sc->tulip_flags & (TULIP_SYSTEMERROR|TULIP_RXBUFSLOW|TULIP_NOMESSAGES)) {
3880 * If the number of receive buffer is low, try to refill
3882 if (sc->tulip_flags & TULIP_RXBUFSLOW)
3885 if (sc->tulip_flags & TULIP_SYSTEMERROR) {
3886 if_printf(ifp, "%d system errors: last was %s\n",
3887 sc->tulip_system_errors,
3888 tulip_system_errors[sc->tulip_last_system_error]);
3890 if (sc->tulip_statusbits) {
3891 tulip_print_abnormal_interrupt(sc, sc->tulip_statusbits);
3892 sc->tulip_statusbits = 0;
3895 sc->tulip_flags &= ~(TULIP_NOMESSAGES|TULIP_SYSTEMERROR);
3898 if (sc->tulip_txtimer)
3900 if (sc->tulip_txtimer && --sc->tulip_txtimer == 0) {
3901 if_printf(ifp, "transmission timeout\n");
3902 if (TULIP_DO_AUTOSENSE(sc)) {
3903 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
3904 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
3905 sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP);
3913 tulip_attach(tulip_softc_t *sc)
3915 struct ifnet *ifp = &sc->tulip_if;
3917 callout_init(&sc->tulip_timer);
3918 callout_init(&sc->tulip_fast_timer);
3920 ifp->if_flags = IFF_BROADCAST|IFF_SIMPLEX|IFF_MULTICAST;
3921 ifp->if_ioctl = tulip_ifioctl;
3922 ifp->if_start = tulip_ifstart;
3923 ifp->if_watchdog = tulip_ifwatchdog;
3926 if_printf(ifp, "%s%s pass %d.%d%s\n",
3928 tulip_chipdescs[sc->tulip_chipid],
3929 (sc->tulip_revinfo & 0xF0) >> 4,
3930 sc->tulip_revinfo & 0x0F,
3931 (sc->tulip_features & (TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM))
3932 == TULIP_HAVE_ISVSROM ? " (invalid EESPROM checksum)" : "");
3934 (*sc->tulip_boardsw->bd_media_probe)(sc);
3935 ifmedia_init(&sc->tulip_ifmedia, 0,
3936 tulip_ifmedia_change,
3937 tulip_ifmedia_status);
3938 sc->tulip_flags &= ~TULIP_DEVICEPROBE;
3939 tulip_ifmedia_add(sc);
3943 ether_ifattach(&(sc)->tulip_if, sc->tulip_enaddr, NULL);
3944 ifp->if_snd.ifq_maxlen = ifqmaxlen;
3948 tulip_detach(tulip_softc_t *sc)
3950 ifmedia_removeall(&sc->tulip_ifmedia);
3951 ether_ifdetach(&sc->tulip_if);
3955 tulip_initcsrs(tulip_softc_t *sc, tulip_csrptr_t csr_base, size_t csr_size)
3957 sc->tulip_csrs.csr_busmode = csr_base + 0 * csr_size;
3958 sc->tulip_csrs.csr_txpoll = csr_base + 1 * csr_size;
3959 sc->tulip_csrs.csr_rxpoll = csr_base + 2 * csr_size;
3960 sc->tulip_csrs.csr_rxlist = csr_base + 3 * csr_size;
3961 sc->tulip_csrs.csr_txlist = csr_base + 4 * csr_size;
3962 sc->tulip_csrs.csr_status = csr_base + 5 * csr_size;
3963 sc->tulip_csrs.csr_command = csr_base + 6 * csr_size;
3964 sc->tulip_csrs.csr_intr = csr_base + 7 * csr_size;
3965 sc->tulip_csrs.csr_missed_frames = csr_base + 8 * csr_size;
3966 sc->tulip_csrs.csr_9 = csr_base + 9 * csr_size;
3967 sc->tulip_csrs.csr_10 = csr_base + 10 * csr_size;
3968 sc->tulip_csrs.csr_11 = csr_base + 11 * csr_size;
3969 sc->tulip_csrs.csr_12 = csr_base + 12 * csr_size;
3970 sc->tulip_csrs.csr_13 = csr_base + 13 * csr_size;
3971 sc->tulip_csrs.csr_14 = csr_base + 14 * csr_size;
3972 sc->tulip_csrs.csr_15 = csr_base + 15 * csr_size;
3976 tulip_initring(tulip_softc_t *sc, tulip_ringinfo_t *ri, tulip_desc_t *descs,
3979 ri->ri_max = ndescs;
3980 ri->ri_first = descs;
3981 ri->ri_last = ri->ri_first + ri->ri_max;
3982 bzero((caddr_t) ri->ri_first, sizeof(ri->ri_first[0]) * ri->ri_max);
3983 ri->ri_last[-1].d_flag = TULIP_DFLAG_ENDRING;
3987 * This is the PCI configuration support.
3990 #define PCI_CBIO 0x10 /* Configuration Base IO Address */
3991 #define PCI_CBMA 0x14 /* Configuration Base Memory Address */
3992 #define PCI_CFDA 0x40 /* Configuration Driver Area */
3995 tulip_pci_probe(device_t dev)
3997 const char *name = NULL;
3999 if (pci_get_vendor(dev) != DEC_VENDORID)
4003 * Some LanMedia WAN cards use the Tulip chip, but they have
4004 * their own driver, and we should not recognize them
4006 if (pci_get_subvendor(dev) == 0x1376)
4009 switch (pci_get_device(dev)) {
4011 name = "Digital 21040 Ethernet";
4014 name = "Digital 21041 Ethernet";
4017 if (pci_get_revid(dev) >= 0x20)
4018 name = "Digital 21140A Fast Ethernet";
4020 name = "Digital 21140 Fast Ethernet";
4023 if (pci_get_revid(dev) >= 0x20)
4024 name = "Digital 21143 Fast Ethernet";
4026 name = "Digital 21142 Fast Ethernet";
4030 device_set_desc(dev, name);
4037 tulip_shutdown(device_t dev)
4039 tulip_softc_t *sc = device_get_softc(dev);
4041 lwkt_serialize_enter(sc->tulip_if.if_serializer);
4042 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
4043 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
4044 33MHz that comes to two microseconds but wait a
4045 bit longer anyways) */
4046 lwkt_serialize_exit(sc->tulip_if.if_serializer);
4051 tulip_pci_attach(device_t dev)
4055 uint32_t revinfo, cfdainfo, cfcsinfo;
4056 u_int csroffset = TULIP_PCI_CSROFFSET;
4057 u_int csrsize = TULIP_PCI_CSRSIZE;
4058 tulip_csrptr_t csr_base;
4059 tulip_chipid_t chipid = TULIP_CHIPID_UNKNOWN;
4060 struct resource *res;
4063 if (device_get_unit(dev) >= TULIP_MAX_DEVICES) {
4064 device_printf(dev, "not configured; limit of %d reached or exceeded\n",
4069 revinfo = pci_get_revid(dev);
4070 cfdainfo = pci_read_config(dev, PCI_CFDA, 4);
4071 cfcsinfo = pci_read_config(dev, PCIR_COMMAND, 4);
4073 /* turn busmaster on in case BIOS doesn't set it */
4074 pci_enable_busmaster(dev);
4076 if (pci_get_vendor(dev) == DEC_VENDORID) {
4077 if (pci_get_device(dev) == CHIPID_21040)
4078 chipid = TULIP_21040;
4079 else if (pci_get_device(dev) == CHIPID_21041)
4080 chipid = TULIP_21041;
4081 else if (pci_get_device(dev) == CHIPID_21140)
4082 chipid = (revinfo >= 0x20) ? TULIP_21140A : TULIP_21140;
4083 else if (pci_get_device(dev) == CHIPID_21142)
4084 chipid = (revinfo >= 0x20) ? TULIP_21143 : TULIP_21142;
4086 if (chipid == TULIP_CHIPID_UNKNOWN)
4089 if (chipid == TULIP_21040 && revinfo < 0x20) {
4090 device_printf(dev, "not configured; 21040 pass 2.0 required (%d.%d found)\n",
4091 revinfo >> 4, revinfo & 0x0f);
4093 } else if (chipid == TULIP_21140 && revinfo < 0x11) {
4094 device_printf(dev, "not configured; 21140 pass 1.1 required (%d.%d found)\n",
4095 revinfo >> 4, revinfo & 0x0f);
4099 sc = device_get_softc(dev);
4100 sc->tulip_dev = dev;
4101 sc->tulip_pci_busno = pci_get_bus(dev);
4102 sc->tulip_pci_devno = pci_get_slot(dev);
4103 sc->tulip_chipid = chipid;
4104 sc->tulip_flags |= TULIP_DEVICEPROBE;
4105 if (chipid == TULIP_21140 || chipid == TULIP_21140A)
4106 sc->tulip_features |= TULIP_HAVE_GPR|TULIP_HAVE_STOREFWD;
4107 if (chipid == TULIP_21140A && revinfo <= 0x22)
4108 sc->tulip_features |= TULIP_HAVE_RXBADOVRFLW;
4109 if (chipid == TULIP_21140)
4110 sc->tulip_features |= TULIP_HAVE_BROKEN_HASH;
4111 if (chipid != TULIP_21040 && chipid != TULIP_21140)
4112 sc->tulip_features |= TULIP_HAVE_POWERMGMT;
4113 if (chipid == TULIP_21041 || chipid == TULIP_21142 || chipid == TULIP_21143) {
4114 sc->tulip_features |= TULIP_HAVE_DUALSENSE;
4115 if (chipid != TULIP_21041 || revinfo >= 0x20)
4116 sc->tulip_features |= TULIP_HAVE_SIANWAY;
4117 if (chipid != TULIP_21041)
4118 sc->tulip_features |= TULIP_HAVE_SIAGP|TULIP_HAVE_RXBADOVRFLW|TULIP_HAVE_STOREFWD;
4119 if (chipid != TULIP_21041 && revinfo >= 0x20)
4120 sc->tulip_features |= TULIP_HAVE_SIA100;
4123 if (sc->tulip_features & TULIP_HAVE_POWERMGMT
4124 && (cfdainfo & (TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE))) {
4125 cfdainfo &= ~(TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE);
4126 pci_write_config(dev, PCI_CFDA, cfdainfo, 4);
4129 if_initname(&sc->tulip_if, device_get_name(dev), device_get_unit(dev));
4130 sc->tulip_revinfo = revinfo;
4131 sc->tulip_if.if_softc = sc;
4132 #if defined(TULIP_IOMAPPED)
4134 res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
4137 res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
4141 sc->tulip_csrs_bst = rman_get_bustag(res);
4142 sc->tulip_csrs_bsh = rman_get_bushandle(res);
4145 tulips[device_get_unit(dev)] = sc;
4147 tulip_initcsrs(sc, csr_base + csroffset, csrsize);
4149 sc->tulip_rxdescs = kmalloc(sizeof(tulip_desc_t) * TULIP_RXDESCS,
4150 M_DEVBUF, M_INTWAIT);
4151 sc->tulip_txdescs = kmalloc(sizeof(tulip_desc_t) * TULIP_TXDESCS,
4152 M_DEVBUF, M_INTWAIT);
4154 tulip_initring(sc, &sc->tulip_rxinfo, sc->tulip_rxdescs, TULIP_RXDESCS);
4155 tulip_initring(sc, &sc->tulip_txinfo, sc->tulip_txdescs, TULIP_TXDESCS);
4158 * Make sure there won't be any interrupts or such...
4160 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
4161 DELAY(100); /* Wait 10 microseconds (actually 50 PCI cycles but at
4162 33MHz that comes to two microseconds but wait a
4163 bit longer anyways) */
4165 if ((retval = tulip_read_macaddr(sc)) < 0) {
4166 device_printf(dev, "can't read ENET ROM (why=%d) (", retval);
4167 for (idx = 0; idx < 32; idx++)
4168 printf("%02x", sc->tulip_rombuf[idx]);
4170 device_printf(dev, "%s%s pass %d.%d\n",
4171 sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid],
4172 (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F);
4173 device_printf(dev, "address unknown\n");
4175 void (*intr_rtn)(void *) = tulip_intr_normal;
4177 if (sc->tulip_features & TULIP_HAVE_SHAREDINTR)
4178 intr_rtn = tulip_intr_shared;
4181 if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) {
4185 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
4186 RF_SHAREABLE | RF_ACTIVE);
4187 if (res == 0 || bus_setup_intr(dev, res, INTR_NETSAFE,
4189 sc->tulip_if.if_serializer)) {
4190 device_printf(dev, "couldn't map interrupt\n");
4192 kfree((caddr_t) sc->tulip_rxdescs, M_DEVBUF);
4193 kfree((caddr_t) sc->tulip_txdescs, M_DEVBUF);
4201 static device_method_t tulip_pci_methods[] = {
4202 /* Device interface */
4203 DEVMETHOD(device_probe, tulip_pci_probe),
4204 DEVMETHOD(device_attach, tulip_pci_attach),
4205 DEVMETHOD(device_shutdown, tulip_shutdown),
4208 static driver_t tulip_pci_driver = {
4211 sizeof(tulip_softc_t),
4213 static devclass_t tulip_devclass;
4215 DECLARE_DUMMY_MODULE(if_de);
4216 DRIVER_MODULE(if_de, pci, tulip_pci_driver, tulip_devclass, 0, 0);