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 1.38 2005/06/13 23:03:15 joerg 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;
134 sc->tulip_flags &= ~TULIP_TIMEOUTPENDING;
135 sc->tulip_probe_timeout -= 1000 / TULIP_HZ;
136 (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_TIMER);
142 tulip_timeout(tulip_softc_t *sc)
144 if (sc->tulip_flags & TULIP_TIMEOUTPENDING)
146 sc->tulip_flags |= TULIP_TIMEOUTPENDING;
147 callout_reset(&sc->tulip_timer, (hz + TULIP_HZ / 2) / TULIP_HZ,
148 tulip_timeout_callback, sc);
152 tulip_txprobe(tulip_softc_t *sc)
156 * Before we are sure this is the right media we need
157 * to send a small packet to make sure there's carrier.
158 * Strangely, BNC and AUI will "see" receive data if
159 * either is connected so the transmit is the only way
160 * to verify the connectivity.
162 MGETHDR(m, MB_DONTWAIT, MT_DATA);
166 * Construct a LLC TEST message which will point to ourselves.
168 bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_dhost, 6);
169 bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_shost, 6);
170 mtod(m, struct ether_header *)->ether_type = htons(3);
171 mtod(m, unsigned char *)[14] = 0;
172 mtod(m, unsigned char *)[15] = 0;
173 mtod(m, unsigned char *)[16] = 0xE3; /* LLC Class1 TEST (no poll) */
174 m->m_len = m->m_pkthdr.len = sizeof(struct ether_header) + 3;
178 sc->tulip_cmdmode |= TULIP_CMD_TXRUN;
179 sc->tulip_intrmask |= TULIP_STS_TXINTR;
180 sc->tulip_flags |= TULIP_TXPROBE_ACTIVE;
181 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
182 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
183 if ((m = tulip_txput(sc, m)) != NULL)
185 sc->tulip_probe.probe_txprobes++;
190 #define TULIP_SIAGEN_WATCHDOG (sc->tulip_if.if_mtu > ETHERMTU ? TULIP_WATCHDOG_RXDISABLE|TULIP_WATCHDOG_TXDISABLE : 0)
192 #define TULIP_SIAGEN_WATCHDOG 0
196 tulip_media_set(tulip_softc_t *sc, tulip_media_t media)
198 const tulip_media_info_t *mi = sc->tulip_mediums[media];
204 * If we are switching media, make sure we don't think there's
205 * any stale RX activity
207 sc->tulip_flags &= ~TULIP_RXACT;
208 if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
209 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET);
210 TULIP_CSR_WRITE(sc, csr_sia_tx_rx, mi->mi_sia_tx_rx);
211 if (sc->tulip_features & TULIP_HAVE_SIAGP) {
212 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_control|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG);
214 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_data|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG);
216 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG);
218 TULIP_CSR_WRITE(sc, csr_sia_connectivity, mi->mi_sia_connectivity);
219 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) {
220 #define TULIP_GPR_CMDBITS (TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_SCRAMBLER|TULIP_CMD_TXTHRSHLDCTL)
222 * If the cmdmode bits don't match the currently operating mode,
223 * set the cmdmode appropriately and reset the chip.
225 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) {
226 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
227 sc->tulip_cmdmode |= mi->mi_cmdmode;
230 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit);
232 TULIP_CSR_WRITE(sc, csr_gp, (u_int8_t) mi->mi_gpdata);
233 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) {
235 * If the cmdmode bits don't match the currently operating mode,
236 * set the cmdmode appropriately and reset the chip.
238 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) {
239 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
240 sc->tulip_cmdmode |= mi->mi_cmdmode;
243 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpcontrol);
244 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpdata);
245 } else if (mi->mi_type == TULIP_MEDIAINFO_MII
246 && sc->tulip_probe_state != TULIP_PROBE_INACTIVE) {
248 if (sc->tulip_features & TULIP_HAVE_SIAGP) {
250 dp = &sc->tulip_rombuf[mi->mi_reset_offset];
251 for (idx = 0; idx < mi->mi_reset_length; idx++, dp += 2) {
253 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16);
255 sc->tulip_phyaddr = mi->mi_phyaddr;
256 dp = &sc->tulip_rombuf[mi->mi_gpr_offset];
257 for (idx = 0; idx < mi->mi_gpr_length; idx++, dp += 2) {
259 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16);
262 for (idx = 0; idx < mi->mi_reset_length; idx++) {
264 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx]);
266 sc->tulip_phyaddr = mi->mi_phyaddr;
267 for (idx = 0; idx < mi->mi_gpr_length; idx++) {
269 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx]);
272 if (sc->tulip_flags & TULIP_TRYNWAY) {
273 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr);
274 } else if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) {
275 u_int32_t data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_CONTROL);
276 data &= ~(PHYCTL_SELECT_100MB|PHYCTL_FULL_DUPLEX|PHYCTL_AUTONEG_ENABLE);
277 sc->tulip_flags &= ~TULIP_DIDNWAY;
278 if (TULIP_IS_MEDIA_FD(media))
279 data |= PHYCTL_FULL_DUPLEX;
280 if (TULIP_IS_MEDIA_100MB(media))
281 data |= PHYCTL_SELECT_100MB;
282 tulip_mii_writereg(sc, sc->tulip_phyaddr, PHYREG_CONTROL, data);
288 tulip_linkup(tulip_softc_t *sc, tulip_media_t media)
290 if ((sc->tulip_flags & TULIP_LINKUP) == 0)
291 sc->tulip_flags |= TULIP_PRINTLINKUP;
292 sc->tulip_flags |= TULIP_LINKUP;
293 sc->tulip_if.if_flags &= ~IFF_OACTIVE;
294 #if 0 /* XXX how does with work with ifmedia? */
295 if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) {
296 if (sc->tulip_if.if_flags & IFF_FULLDUPLEX) {
297 if (TULIP_CAN_MEDIA_FD(media)
298 && sc->tulip_mediums[TULIP_FD_MEDIA_OF(media)] != NULL)
299 media = TULIP_FD_MEDIA_OF(media);
301 if (TULIP_IS_MEDIA_FD(media)
302 && sc->tulip_mediums[TULIP_HD_MEDIA_OF(media)] != NULL)
303 media = TULIP_HD_MEDIA_OF(media);
307 if (sc->tulip_media != media) {
308 sc->tulip_media = media;
309 sc->tulip_flags |= TULIP_PRINTMEDIA;
310 if (TULIP_IS_MEDIA_FD(sc->tulip_media)) {
311 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
312 } else if (sc->tulip_chipid != TULIP_21041 || (sc->tulip_flags & TULIP_DIDNWAY) == 0) {
313 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
317 * We could set probe_timeout to 0 but setting to 3000 puts this
318 * in one central place and the only matters is tulip_link is
319 * followed by a tulip_timeout. Therefore setting it should not
320 * result in aberrant behavour.
322 sc->tulip_probe_timeout = 3000;
323 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
324 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_TRYNWAY);
325 if (sc->tulip_flags & TULIP_INRESET) {
326 tulip_media_set(sc, sc->tulip_media);
327 } else if (sc->tulip_probe_media != sc->tulip_media) {
329 * No reason to change media if we have the right media.
337 tulip_media_print(tulip_softc_t *sc)
339 if ((sc->tulip_flags & TULIP_LINKUP) == 0)
341 if (sc->tulip_flags & TULIP_PRINTMEDIA) {
342 if_printf(&sc->tulip_if, "enabling %s port\n",
343 tulip_mediums[sc->tulip_media]);
344 sc->tulip_flags &= ~(TULIP_PRINTMEDIA|TULIP_PRINTLINKUP);
345 } else if (sc->tulip_flags & TULIP_PRINTLINKUP) {
346 if_printf(&sc->tulip_if, "link up\n");
347 sc->tulip_flags &= ~TULIP_PRINTLINKUP;
351 #if defined(TULIP_DO_GPR_SENSE)
353 tulip_21140_gpr_media_sense(tulip_softc_t *sc)
355 tulip_media_t maybe_media = TULIP_MEDIA_UNKNOWN;
356 tulip_media_t last_media = TULIP_MEDIA_UNKNOWN;
360 * If one of the media blocks contained a default media flag,
363 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
364 const tulip_media_info_t *mi;
366 * Media is not supported (or is full-duplex).
368 if ((mi = sc->tulip_mediums[media]) == NULL || TULIP_IS_MEDIA_FD(media))
370 if (mi->mi_type != TULIP_MEDIAINFO_GPR)
374 * Remember the media is this is the "default" media.
376 if (mi->mi_default && maybe_media == TULIP_MEDIA_UNKNOWN)
380 * No activity mask? Can't see if it is active if there's no mask.
382 if (mi->mi_actmask == 0)
386 * Does the activity data match?
388 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) != mi->mi_actdata)
392 * It does! If this is the first media we detected, then
393 * remember this media. If isn't the first, then there were
394 * multiple matches which we equate to no match (since we don't
395 * which to select (if any).
397 if (last_media == TULIP_MEDIA_UNKNOWN) {
399 } else if (last_media != media) {
400 last_media = TULIP_MEDIA_UNKNOWN;
403 return (last_media != TULIP_MEDIA_UNKNOWN) ? last_media : maybe_media;
405 #endif /* TULIP_DO_GPR_SENSE */
407 static tulip_link_status_t
408 tulip_media_link_monitor(tulip_softc_t *sc)
410 const tulip_media_info_t *mi = sc->tulip_mediums[sc->tulip_media];
411 tulip_link_status_t linkup = TULIP_LINK_DOWN;
414 #if defined(DIAGNOSTIC)
415 panic("tulip_media_link_monitor: %s: botch at line %d\n",
416 tulip_mediums[sc->tulip_media],__LINE__);
418 return TULIP_LINK_UNKNOWN;
423 * Have we seen some packets? If so, the link must be good.
425 if ((sc->tulip_flags & (TULIP_RXACT|TULIP_LINKUP)) == (TULIP_RXACT|TULIP_LINKUP)) {
426 sc->tulip_flags &= ~TULIP_RXACT;
427 sc->tulip_probe_timeout = 3000;
428 return TULIP_LINK_UP;
431 sc->tulip_flags &= ~TULIP_RXACT;
432 if (mi->mi_type == TULIP_MEDIAINFO_MII) {
435 * Read the PHY status register.
437 status = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS);
438 if (status & PHYSTS_AUTONEG_DONE) {
440 * If the PHY has completed autonegotiation, see the if the
441 * remote systems abilities have changed. If so, upgrade or
442 * downgrade as appropriate.
444 u_int32_t abilities = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_AUTONEG_ABILITIES);
445 abilities = (abilities << 6) & status;
446 if (abilities != sc->tulip_abilities) {
447 if (tulip_mii_map_abilities(sc, abilities)) {
448 tulip_linkup(sc, sc->tulip_probe_media);
449 return TULIP_LINK_UP;
452 * if we had selected media because of autonegotiation,
453 * we need to probe for the new media.
455 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
456 if (sc->tulip_flags & TULIP_DIDNWAY)
457 return TULIP_LINK_DOWN;
461 * The link is now up. If was down, say its back up.
463 if ((status & (PHYSTS_LINK_UP|PHYSTS_REMOTE_FAULT)) == PHYSTS_LINK_UP)
464 linkup = TULIP_LINK_UP;
465 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) {
467 * No activity sensor? Assume all's well.
469 if (mi->mi_actmask == 0)
470 return TULIP_LINK_UNKNOWN;
472 * Does the activity data match?
474 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) == mi->mi_actdata)
475 linkup = TULIP_LINK_UP;
476 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
478 * Assume non TP ok for now.
480 if (!TULIP_IS_MEDIA_TP(sc->tulip_media))
481 return TULIP_LINK_UNKNOWN;
482 if ((TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) == 0)
483 linkup = TULIP_LINK_UP;
484 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) {
485 return TULIP_LINK_UNKNOWN;
488 * We will wait for 3 seconds until the link goes into suspect mode.
490 if (sc->tulip_flags & TULIP_LINKUP) {
491 if (linkup == TULIP_LINK_UP)
492 sc->tulip_probe_timeout = 3000;
493 if (sc->tulip_probe_timeout > 0)
494 return TULIP_LINK_UP;
496 sc->tulip_flags &= ~TULIP_LINKUP;
497 if_printf(&sc->tulip_if, "link down: cable problem?\n");
499 return TULIP_LINK_DOWN;
503 tulip_media_poll(tulip_softc_t *sc, tulip_mediapoll_event_t event)
505 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE
506 && event == TULIP_MEDIAPOLL_TIMER) {
507 switch (tulip_media_link_monitor(sc)) {
508 case TULIP_LINK_DOWN: {
510 * Link Monitor failed. Probe for new media.
512 event = TULIP_MEDIAPOLL_LINKFAIL;
515 case TULIP_LINK_UP: {
522 case TULIP_LINK_UNKNOWN: {
524 * We can't tell so don't bother.
531 if (event == TULIP_MEDIAPOLL_LINKFAIL) {
532 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) {
533 if (TULIP_DO_AUTOSENSE(sc)) {
534 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
535 if (sc->tulip_if.if_flags & IFF_UP)
536 tulip_reset(sc); /* restart probe */
542 if (event == TULIP_MEDIAPOLL_START) {
543 sc->tulip_if.if_flags |= IFF_OACTIVE;
544 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE)
546 sc->tulip_probe_mediamask = 0;
547 sc->tulip_probe_passes = 0;
549 * If the SROM contained an explicit media to use, use it.
551 sc->tulip_cmdmode &= ~(TULIP_CMD_RXRUN|TULIP_CMD_FULLDUPLEX);
552 sc->tulip_flags |= TULIP_TRYNWAY|TULIP_PROBE1STPASS;
553 sc->tulip_flags &= ~(TULIP_DIDNWAY|TULIP_PRINTMEDIA|TULIP_PRINTLINKUP);
555 * connidx is defaulted to a media_unknown type.
557 sc->tulip_probe_media = tulip_srom_conninfo[sc->tulip_connidx].sc_media;
558 if (sc->tulip_probe_media != TULIP_MEDIA_UNKNOWN) {
559 tulip_linkup(sc, sc->tulip_probe_media);
564 if (sc->tulip_features & TULIP_HAVE_GPR) {
565 sc->tulip_probe_state = TULIP_PROBE_GPRTEST;
566 sc->tulip_probe_timeout = 2000;
568 sc->tulip_probe_media = TULIP_MEDIA_MAX;
569 sc->tulip_probe_timeout = 0;
570 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
575 * Ignore txprobe failures or spurious callbacks.
577 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED
578 && sc->tulip_probe_state != TULIP_PROBE_MEDIATEST) {
579 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
584 * If we really transmitted a packet, then that's the media we'll use.
586 if (event == TULIP_MEDIAPOLL_TXPROBE_OK || event == TULIP_MEDIAPOLL_LINKPASS) {
587 if (event == TULIP_MEDIAPOLL_LINKPASS) {
588 /* XXX Check media status just to be sure */
589 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
591 tulip_linkup(sc, sc->tulip_probe_media);
596 if (sc->tulip_probe_state == TULIP_PROBE_GPRTEST) {
597 #if defined(TULIP_DO_GPR_SENSE)
599 * Check for media via the general purpose register.
601 * Try to sense the media via the GPR. If the same value
602 * occurs 3 times in a row then just use that.
604 if (sc->tulip_probe_timeout > 0) {
605 tulip_media_t new_probe_media = tulip_21140_gpr_media_sense(sc);
606 if (new_probe_media != TULIP_MEDIA_UNKNOWN) {
607 if (new_probe_media == sc->tulip_probe_media) {
608 if (--sc->tulip_probe_count == 0)
609 tulip_linkup(sc, sc->tulip_probe_media);
611 sc->tulip_probe_count = 10;
614 sc->tulip_probe_media = new_probe_media;
618 #endif /* TULIP_DO_GPR_SENSE */
620 * Brute force. We cycle through each of the media types
621 * and try to transmit a packet.
623 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
624 sc->tulip_probe_media = TULIP_MEDIA_MAX;
625 sc->tulip_probe_timeout = 0;
630 if (sc->tulip_probe_state != TULIP_PROBE_MEDIATEST
631 && (sc->tulip_features & TULIP_HAVE_MII)) {
632 tulip_media_t old_media = sc->tulip_probe_media;
633 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr);
634 switch (sc->tulip_probe_state) {
635 case TULIP_PROBE_FAILED:
636 case TULIP_PROBE_MEDIATEST: {
638 * Try the next media.
640 sc->tulip_probe_mediamask |= sc->tulip_mediums[sc->tulip_probe_media]->mi_mediamask;
641 sc->tulip_probe_timeout = 0;
643 if (sc->tulip_probe_state == TULIP_PROBE_FAILED)
645 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc))
647 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 300;
651 case TULIP_PROBE_PHYAUTONEG: {
654 case TULIP_PROBE_INACTIVE: {
656 * Only probe if we autonegotiated a media that hasn't failed.
658 sc->tulip_probe_timeout = 0;
659 if (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) {
660 sc->tulip_probe_media = old_media;
663 tulip_linkup(sc, sc->tulip_probe_media);
668 #if defined(DIAGNOSTIC)
669 panic("tulip_media_poll: botch at line %d\n", __LINE__);
676 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) {
677 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
682 * switch to another media if we tried this one enough.
684 if (/* event == TULIP_MEDIAPOLL_TXPROBE_FAILED || */ sc->tulip_probe_timeout <= 0) {
686 * Find the next media type to check for. Full Duplex
687 * types are not allowed.
690 sc->tulip_probe_media -= 1;
691 if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) {
692 if (++sc->tulip_probe_passes == 3) {
693 if_printf(&sc->tulip_if, "autosense failed: cable problem?\n");
694 if ((sc->tulip_if.if_flags & IFF_UP) == 0) {
695 sc->tulip_if.if_flags &= ~IFF_RUNNING;
696 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
700 sc->tulip_flags ^= TULIP_TRYNWAY; /* XXX */
701 sc->tulip_probe_mediamask = 0;
702 sc->tulip_probe_media = TULIP_MEDIA_MAX - 1;
704 } while (sc->tulip_mediums[sc->tulip_probe_media] == NULL
705 || (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media))
706 || TULIP_IS_MEDIA_FD(sc->tulip_probe_media));
708 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 1000;
709 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
710 sc->tulip_probe.probe_txprobes = 0;
712 tulip_media_set(sc, sc->tulip_probe_media);
713 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
718 * If this is hanging off a phy, we know are doing NWAY and we have
719 * forced the phy to a specific speed. Wait for link up before
720 * before sending a packet.
722 switch (sc->tulip_mediums[sc->tulip_probe_media]->mi_type) {
723 case TULIP_MEDIAINFO_MII: {
724 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc))
728 case TULIP_MEDIAINFO_SIA: {
729 if (TULIP_IS_MEDIA_TP(sc->tulip_probe_media)) {
730 if (TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL)
732 tulip_linkup(sc, sc->tulip_probe_media);
734 if (sc->tulip_features & TULIP_HAVE_MII)
741 case TULIP_MEDIAINFO_RESET:
742 case TULIP_MEDIAINFO_SYM:
743 case TULIP_MEDIAINFO_NONE:
744 case TULIP_MEDIAINFO_GPR: {
749 * Try to send a packet.
755 tulip_media_select(tulip_softc_t *sc)
757 if (sc->tulip_features & TULIP_HAVE_GPR) {
758 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit);
760 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpdata);
763 * If this board has no media, just return
765 if (sc->tulip_features & TULIP_HAVE_NOMEDIA)
768 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
769 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
770 (*sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_START);
772 tulip_media_set(sc, sc->tulip_media);
777 tulip_21040_mediainfo_init(tulip_softc_t *sc, tulip_media_t media)
779 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_THRSHLD160
780 |TULIP_CMD_BACKOFFCTR;
781 sc->tulip_if.if_baudrate = 10000000;
783 if (media == TULIP_MEDIA_10BASET || media == TULIP_MEDIA_UNKNOWN) {
784 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[0], 21040, 10BASET);
785 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[1], 21040, 10BASET_FD);
786 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
789 if (media == TULIP_MEDIA_AUIBNC || media == TULIP_MEDIA_UNKNOWN) {
790 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[2], 21040, AUIBNC);
793 if (media == TULIP_MEDIA_UNKNOWN) {
794 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[3], 21040, EXTSIA);
799 tulip_21040_media_probe(tulip_softc_t *sc)
801 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_UNKNOWN);
805 tulip_21040_10baset_only_media_probe(tulip_softc_t *sc)
807 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_10BASET);
808 tulip_media_set(sc, TULIP_MEDIA_10BASET);
809 sc->tulip_media = TULIP_MEDIA_10BASET;
813 tulip_21040_10baset_only_media_select(tulip_softc_t *sc)
815 sc->tulip_flags |= TULIP_LINKUP;
816 if (sc->tulip_media == TULIP_MEDIA_10BASET_FD) {
817 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
818 sc->tulip_flags &= ~TULIP_SQETEST;
820 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
821 sc->tulip_flags |= TULIP_SQETEST;
823 tulip_media_set(sc, sc->tulip_media);
827 tulip_21040_auibnc_only_media_probe(tulip_softc_t *sc)
829 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_AUIBNC);
830 sc->tulip_flags |= TULIP_SQETEST|TULIP_LINKUP;
831 tulip_media_set(sc, TULIP_MEDIA_AUIBNC);
832 sc->tulip_media = TULIP_MEDIA_AUIBNC;
836 tulip_21040_auibnc_only_media_select(tulip_softc_t *sc)
838 tulip_media_set(sc, TULIP_MEDIA_AUIBNC);
839 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
842 static const tulip_boardsw_t tulip_21040_boardsw = {
844 tulip_21040_media_probe,
849 static const tulip_boardsw_t tulip_21040_10baset_only_boardsw = {
851 tulip_21040_10baset_only_media_probe,
852 tulip_21040_10baset_only_media_select,
856 static const tulip_boardsw_t tulip_21040_auibnc_only_boardsw = {
858 tulip_21040_auibnc_only_media_probe,
859 tulip_21040_auibnc_only_media_select,
864 tulip_21041_mediainfo_init(tulip_softc_t *sc)
866 tulip_media_info_t *mi = sc->tulip_mediainfo;
869 if (sc->tulip_revinfo >= 0x20) {
870 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, 10BASET);
871 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, 10BASET_FD);
872 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, AUI);
873 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, BNC);
877 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041, 10BASET);
878 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041, 10BASET_FD);
879 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[2], 21041, AUI);
880 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[3], 21041, BNC);
884 tulip_21041_media_probe(tulip_softc_t *sc)
886 sc->tulip_if.if_baudrate = 10000000;
887 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_ENHCAPTEFFCT
888 |TULIP_CMD_THRSHLD160|TULIP_CMD_BACKOFFCTR;
889 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
890 tulip_21041_mediainfo_init(sc);
894 tulip_21041_media_poll(tulip_softc_t *sc, tulip_mediapoll_event_t event)
898 if (event == TULIP_MEDIAPOLL_LINKFAIL) {
899 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE
900 || !TULIP_DO_AUTOSENSE(sc))
902 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
903 tulip_reset(sc); /* start probe */
908 * If we've been been asked to start a poll or link change interrupt
909 * restart the probe (and reset the tulip to a known state).
911 if (event == TULIP_MEDIAPOLL_START) {
912 sc->tulip_if.if_flags |= IFF_OACTIVE;
913 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_RXRUN);
915 if (sc->tulip_revinfo >= 0x20) {
916 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
917 sc->tulip_flags |= TULIP_DIDNWAY;
920 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
921 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
922 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
923 sc->tulip_probe_timeout = TULIP_21041_PROBE_10BASET_TIMEOUT;
924 tulip_media_set(sc, TULIP_MEDIA_10BASET);
929 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE)
932 if (event == TULIP_MEDIAPOLL_TXPROBE_OK) {
933 tulip_linkup(sc, sc->tulip_probe_media);
937 sia_status = TULIP_CSR_READ(sc, csr_sia_status);
938 TULIP_CSR_WRITE(sc, csr_sia_status, sia_status);
939 if ((sia_status & TULIP_SIASTS_LINKFAIL) == 0) {
940 if (sc->tulip_revinfo >= 0x20) {
941 if (sia_status & (PHYSTS_10BASET_FD << (16 - 6)))
942 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD;
945 * If the link has passed LinkPass, 10baseT is the
946 * proper media to use.
948 tulip_linkup(sc, sc->tulip_probe_media);
953 * wait for up to 2.4 seconds for the link to reach pass state.
954 * Only then start scanning the other media for activity.
955 * choose media with receive activity over those without.
957 if (sc->tulip_probe_media == TULIP_MEDIA_10BASET) {
958 if (event != TULIP_MEDIAPOLL_TIMER)
960 if (sc->tulip_probe_timeout > 0
961 && (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) == 0) {
965 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
966 sc->tulip_flags |= TULIP_WANTRXACT;
967 if (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) {
968 sc->tulip_probe_media = TULIP_MEDIA_BNC;
970 sc->tulip_probe_media = TULIP_MEDIA_AUI;
972 tulip_media_set(sc, sc->tulip_probe_media);
978 * If we failed, clear the txprobe active flag.
980 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED)
981 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
984 if (event == TULIP_MEDIAPOLL_TIMER) {
986 * If we've received something, then that's our link!
988 if (sc->tulip_flags & TULIP_RXACT) {
989 tulip_linkup(sc, sc->tulip_probe_media);
993 * if no txprobe active
995 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0
996 && ((sc->tulip_flags & TULIP_WANTRXACT) == 0
997 || (sia_status & TULIP_SIASTS_RXACTIVITY))) {
998 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1004 * Take 2 passes through before deciding to not
1005 * wait for receive activity. Then take another
1006 * two passes before spitting out a warning.
1008 if (sc->tulip_probe_timeout <= 0) {
1009 if (sc->tulip_flags & TULIP_WANTRXACT) {
1010 sc->tulip_flags &= ~TULIP_WANTRXACT;
1011 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1013 if_printf(&sc->tulip_if, "autosense failed: cable problem?\n");
1014 if ((sc->tulip_if.if_flags & IFF_UP) == 0) {
1015 sc->tulip_if.if_flags &= ~IFF_RUNNING;
1016 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
1024 * Since this media failed to probe, try the other one.
1026 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1027 if (sc->tulip_probe_media == TULIP_MEDIA_AUI) {
1028 sc->tulip_probe_media = TULIP_MEDIA_BNC;
1030 sc->tulip_probe_media = TULIP_MEDIA_AUI;
1032 tulip_media_set(sc, sc->tulip_probe_media);
1033 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1037 static const tulip_boardsw_t tulip_21041_boardsw = {
1038 TULIP_21041_GENERIC,
1039 tulip_21041_media_probe,
1041 tulip_21041_media_poll
1044 static const tulip_phy_attr_t tulip_mii_phy_attrlist[] = {
1045 { 0x20005c00, 0, /* 08-00-17 */
1047 { 0x19, 0x0040, 0x0040 }, /* 10TX */
1048 { 0x19, 0x0040, 0x0000 }, /* 100TX */
1051 { 0x0281F400, 0, /* 00-A0-7D */
1053 { 0x12, 0x0010, 0x0000 }, /* 10T */
1055 { 0x12, 0x0010, 0x0010 }, /* 100T4 */
1056 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */
1060 { 0x0015F420, 0, /* 00-A0-7D */
1062 { 0x12, 0x0010, 0x0000 }, /* 10T */
1064 { 0x12, 0x0010, 0x0010 }, /* 100T4 */
1065 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */
1069 { 0x0281F400, 0, /* 00-A0-BE */
1071 { 0x11, 0x8000, 0x0000 }, /* 10T */
1072 { 0x11, 0x8000, 0x8000 }, /* 100TX */
1074 { 0x11, 0x4000, 0x4000 }, /* FULL_DUPLEX */
1080 static tulip_media_t
1081 tulip_mii_phy_readspecific(tulip_softc_t *sc)
1083 const tulip_phy_attr_t *attr;
1087 static const tulip_media_t table[] = {
1088 TULIP_MEDIA_UNKNOWN,
1089 TULIP_MEDIA_10BASET,
1090 TULIP_MEDIA_100BASETX,
1091 TULIP_MEDIA_100BASET4,
1092 TULIP_MEDIA_UNKNOWN,
1093 TULIP_MEDIA_10BASET_FD,
1094 TULIP_MEDIA_100BASETX_FD,
1099 * Don't read phy specific registers if link is not up.
1101 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS);
1102 if ((data & (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) != (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS))
1103 return TULIP_MEDIA_UNKNOWN;
1105 id = (tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDLOW) << 16) |
1106 tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDHIGH);
1107 for (attr = tulip_mii_phy_attrlist;; attr++) {
1108 if (attr->attr_id == 0)
1109 return TULIP_MEDIA_UNKNOWN;
1110 if ((id & ~0x0F) == attr->attr_id)
1114 if (attr->attr_modes[PHY_MODE_100TX].pm_regno) {
1115 const tulip_phy_modedata_t *pm = &attr->attr_modes[PHY_MODE_100TX];
1116 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1117 if ((data & pm->pm_mask) == pm->pm_value)
1120 if (idx == 0 && attr->attr_modes[PHY_MODE_100T4].pm_regno) {
1121 const tulip_phy_modedata_t *pm = &attr->attr_modes[PHY_MODE_100T4];
1122 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1123 if ((data & pm->pm_mask) == pm->pm_value)
1126 if (idx == 0 && attr->attr_modes[PHY_MODE_10T].pm_regno) {
1127 const tulip_phy_modedata_t *pm = &attr->attr_modes[PHY_MODE_10T];
1128 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1129 if ((data & pm->pm_mask) == pm->pm_value)
1132 if (idx != 0 && attr->attr_modes[PHY_MODE_FULLDUPLEX].pm_regno) {
1133 const tulip_phy_modedata_t *pm = &attr->attr_modes[PHY_MODE_FULLDUPLEX];
1134 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1135 idx += ((data & pm->pm_mask) == pm->pm_value ? 4 : 0);
1141 tulip_mii_get_phyaddr(tulip_softc_t *sc, u_int offset)
1145 for (phyaddr = 1; phyaddr < 32; phyaddr++) {
1146 u_int status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1147 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET)
1154 u_int status = tulip_mii_readreg(sc, 0, PHYREG_STATUS);
1155 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET)
1156 return TULIP_MII_NOPHY;
1159 return TULIP_MII_NOPHY;
1163 tulip_mii_map_abilities(tulip_softc_t *sc, u_int abilities)
1165 sc->tulip_abilities = abilities;
1166 if (abilities & PHYSTS_100BASETX_FD) {
1167 sc->tulip_probe_media = TULIP_MEDIA_100BASETX_FD;
1168 } else if (abilities & PHYSTS_100BASET4) {
1169 sc->tulip_probe_media = TULIP_MEDIA_100BASET4;
1170 } else if (abilities & PHYSTS_100BASETX) {
1171 sc->tulip_probe_media = TULIP_MEDIA_100BASETX;
1172 } else if (abilities & PHYSTS_10BASET_FD) {
1173 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD;
1174 } else if (abilities & PHYSTS_10BASET) {
1175 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
1177 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1180 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
1185 tulip_mii_autonegotiate(tulip_softc_t *sc, u_int phyaddr)
1187 switch (sc->tulip_probe_state) {
1188 case TULIP_PROBE_MEDIATEST:
1189 case TULIP_PROBE_INACTIVE: {
1190 sc->tulip_flags |= TULIP_DIDNWAY;
1191 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, PHYCTL_RESET);
1192 sc->tulip_probe_timeout = 3000;
1193 sc->tulip_intrmask |= TULIP_STS_ABNRMLINTR|TULIP_STS_NORMALINTR;
1194 sc->tulip_probe_state = TULIP_PROBE_PHYRESET;
1197 case TULIP_PROBE_PHYRESET: {
1199 uint32_t data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL);
1200 if (data & PHYCTL_RESET) {
1201 if (sc->tulip_probe_timeout > 0) {
1205 if_printf(&sc->tulip_if,
1206 "(phy%d): error: reset of PHY never completed!\n", phyaddr);
1207 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1208 sc->tulip_probe_state = TULIP_PROBE_FAILED;
1209 sc->tulip_if.if_flags &= ~(IFF_UP|IFF_RUNNING);
1212 status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1213 if ((status & PHYSTS_CAN_AUTONEG) == 0) {
1214 sc->tulip_flags &= ~TULIP_DIDNWAY;
1215 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1218 if (tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT) != ((status >> 6) | 0x01))
1219 tulip_mii_writereg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT, (status >> 6) | 0x01);
1220 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, data|PHYCTL_AUTONEG_RESTART|PHYCTL_AUTONEG_ENABLE);
1221 data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL);
1222 sc->tulip_probe_state = TULIP_PROBE_PHYAUTONEG;
1223 sc->tulip_probe_timeout = 3000;
1226 case TULIP_PROBE_PHYAUTONEG: {
1227 u_int32_t status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1229 if ((status & PHYSTS_AUTONEG_DONE) == 0) {
1230 if (sc->tulip_probe_timeout > 0) {
1234 sc->tulip_flags &= ~TULIP_DIDNWAY;
1235 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1238 data = tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ABILITIES);
1239 data = (data << 6) & status;
1240 if (!tulip_mii_map_abilities(sc, data))
1241 sc->tulip_flags &= ~TULIP_DIDNWAY;
1245 #if defined(DIAGNOSTIC)
1246 panic("tulip_media_poll: botch at line %d\n", __LINE__);
1254 tulip_2114x_media_preset(tulip_softc_t *sc)
1256 const tulip_media_info_t *mi = NULL;
1257 tulip_media_t media = sc->tulip_media;
1259 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE)
1260 media = sc->tulip_media;
1262 media = sc->tulip_probe_media;
1264 sc->tulip_cmdmode &= ~TULIP_CMD_PORTSELECT;
1265 sc->tulip_flags &= ~TULIP_SQETEST;
1266 if (media != TULIP_MEDIA_UNKNOWN && media != TULIP_MEDIA_MAX) {
1267 mi = sc->tulip_mediums[media];
1268 if (mi->mi_type == TULIP_MEDIAINFO_MII) {
1269 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT;
1270 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR
1271 || mi->mi_type == TULIP_MEDIAINFO_SYM) {
1272 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
1273 sc->tulip_cmdmode |= mi->mi_cmdmode;
1274 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
1275 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET);
1279 case TULIP_MEDIA_BNC:
1280 case TULIP_MEDIA_AUI:
1281 case TULIP_MEDIA_10BASET: {
1282 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
1283 sc->tulip_cmdmode |= TULIP_CMD_TXTHRSHLDCTL;
1284 sc->tulip_if.if_baudrate = 10000000;
1285 sc->tulip_flags |= TULIP_SQETEST;
1288 case TULIP_MEDIA_10BASET_FD: {
1289 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL;
1290 sc->tulip_if.if_baudrate = 10000000;
1293 case TULIP_MEDIA_100BASEFX:
1294 case TULIP_MEDIA_100BASET4:
1295 case TULIP_MEDIA_100BASETX: {
1296 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL);
1297 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT;
1298 sc->tulip_if.if_baudrate = 100000000;
1301 case TULIP_MEDIA_100BASEFX_FD:
1302 case TULIP_MEDIA_100BASETX_FD: {
1303 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_PORTSELECT;
1304 sc->tulip_cmdmode &= ~TULIP_CMD_TXTHRSHLDCTL;
1305 sc->tulip_if.if_baudrate = 100000000;
1312 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
1316 ********************************************************************
1317 * Start of 21140/21140A support which does not use the MII interface
1321 tulip_null_media_poll(tulip_softc_t *sc, tulip_mediapoll_event_t event)
1323 #if defined(DIAGNOSTIC)
1324 if_printf(&sc->tulip_if, "botch(media_poll) at line %d\n", __LINE__);
1329 tulip_21140_mediainit(tulip_softc_t *sc, tulip_media_info_t *mip,
1330 tulip_media_t media, u_int gpdata, u_int cmdmode)
1332 sc->tulip_mediums[media] = mip;
1333 mip->mi_type = TULIP_MEDIAINFO_GPR;
1334 mip->mi_cmdmode = cmdmode;
1335 mip->mi_gpdata = gpdata;
1339 tulip_21140_evalboard_media_probe(tulip_softc_t *sc)
1341 tulip_media_info_t *mip = sc->tulip_mediainfo;
1343 sc->tulip_gpinit = TULIP_GP_EB_PINS;
1344 sc->tulip_gpdata = TULIP_GP_EB_INIT;
1345 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS);
1346 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT);
1347 TULIP_CSR_WRITE(sc, csr_command,
1348 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1349 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1350 TULIP_CSR_WRITE(sc, csr_command,
1351 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1353 if ((TULIP_CSR_READ(sc, csr_gp) & TULIP_GP_EB_OK100) != 0) {
1354 sc->tulip_media = TULIP_MEDIA_10BASET;
1356 sc->tulip_media = TULIP_MEDIA_100BASETX;
1358 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1360 TULIP_CMD_TXTHRSHLDCTL);
1361 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1363 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1364 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1366 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1367 |TULIP_CMD_SCRAMBLER);
1368 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1370 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1371 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1374 static const tulip_boardsw_t tulip_21140_eb_boardsw = {
1376 tulip_21140_evalboard_media_probe,
1378 tulip_null_media_poll,
1379 tulip_2114x_media_preset,
1383 tulip_21140_accton_media_probe(tulip_softc_t *sc)
1385 tulip_media_info_t *mip = sc->tulip_mediainfo;
1388 sc->tulip_gpinit = TULIP_GP_EB_PINS;
1389 sc->tulip_gpdata = TULIP_GP_EB_INIT;
1390 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS);
1391 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT);
1392 TULIP_CSR_WRITE(sc, csr_command,
1393 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1394 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1395 TULIP_CSR_WRITE(sc, csr_command,
1396 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1398 gpdata = TULIP_CSR_READ(sc, csr_gp);
1399 if ((gpdata & TULIP_GP_EN1207_UTP_INIT) == 0) {
1400 sc->tulip_media = TULIP_MEDIA_10BASET;
1402 if ((gpdata & TULIP_GP_EN1207_BNC_INIT) == 0) {
1403 sc->tulip_media = TULIP_MEDIA_BNC;
1405 sc->tulip_media = TULIP_MEDIA_100BASETX;
1408 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_BNC,
1409 TULIP_GP_EN1207_BNC_INIT,
1410 TULIP_CMD_TXTHRSHLDCTL);
1411 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1412 TULIP_GP_EN1207_UTP_INIT,
1413 TULIP_CMD_TXTHRSHLDCTL);
1414 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1415 TULIP_GP_EN1207_UTP_INIT,
1416 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1417 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1418 TULIP_GP_EN1207_100_INIT,
1419 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1420 |TULIP_CMD_SCRAMBLER);
1421 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1422 TULIP_GP_EN1207_100_INIT,
1423 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1424 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1427 static const tulip_boardsw_t tulip_21140_accton_boardsw = {
1429 tulip_21140_accton_media_probe,
1431 tulip_null_media_poll,
1432 tulip_2114x_media_preset,
1436 tulip_21140_smc9332_media_probe(tulip_softc_t *sc)
1438 tulip_media_info_t *mip = sc->tulip_mediainfo;
1441 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT|TULIP_CMD_MUSTBEONE);
1442 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
1443 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
1444 33MHz that comes to two microseconds but wait a
1445 bit longer anyways) */
1446 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT |
1447 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1448 sc->tulip_gpinit = TULIP_GP_SMC_9332_PINS;
1449 sc->tulip_gpdata = TULIP_GP_SMC_9332_INIT;
1450 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_PINS|TULIP_GP_PINSET);
1451 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_INIT);
1453 for (idx = 1000; idx > 0; idx--) {
1454 u_int32_t csr = TULIP_CSR_READ(sc, csr_gp);
1455 if ((csr & (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) == (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) {
1458 } else if ((csr & TULIP_GP_SMC_9332_OK10) == 0) {
1465 sc->tulip_media = cnt > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET;
1466 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1467 TULIP_GP_SMC_9332_INIT,
1468 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1469 |TULIP_CMD_SCRAMBLER);
1470 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1471 TULIP_GP_SMC_9332_INIT,
1472 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1473 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1474 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1475 TULIP_GP_SMC_9332_INIT,
1476 TULIP_CMD_TXTHRSHLDCTL);
1477 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1478 TULIP_GP_SMC_9332_INIT,
1479 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1482 static const tulip_boardsw_t tulip_21140_smc9332_boardsw = {
1483 TULIP_21140_SMC_9332,
1484 tulip_21140_smc9332_media_probe,
1486 tulip_null_media_poll,
1487 tulip_2114x_media_preset,
1491 tulip_21140_cogent_em100_media_probe(tulip_softc_t *sc)
1493 tulip_media_info_t *mip = sc->tulip_mediainfo;
1494 uint32_t cmdmode = TULIP_CSR_READ(sc, csr_command);
1496 sc->tulip_gpinit = TULIP_GP_EM100_PINS;
1497 sc->tulip_gpdata = TULIP_GP_EM100_INIT;
1498 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_PINS);
1499 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_INIT);
1501 cmdmode = TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_MUSTBEONE;
1502 cmdmode &= ~(TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_SCRAMBLER);
1503 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) {
1504 TULIP_CSR_WRITE(sc, csr_command, cmdmode);
1505 sc->tulip_media = TULIP_MEDIA_100BASEFX;
1507 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX,
1508 TULIP_GP_EM100_INIT,
1509 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION);
1510 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX_FD,
1511 TULIP_GP_EM100_INIT,
1512 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1513 |TULIP_CMD_FULLDUPLEX);
1515 TULIP_CSR_WRITE(sc, csr_command, cmdmode|TULIP_CMD_SCRAMBLER);
1516 sc->tulip_media = TULIP_MEDIA_100BASETX;
1517 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1518 TULIP_GP_EM100_INIT,
1519 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1520 |TULIP_CMD_SCRAMBLER);
1521 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1522 TULIP_GP_EM100_INIT,
1523 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1524 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1528 static const tulip_boardsw_t tulip_21140_cogent_em100_boardsw = {
1529 TULIP_21140_COGENT_EM100,
1530 tulip_21140_cogent_em100_media_probe,
1532 tulip_null_media_poll,
1533 tulip_2114x_media_preset
1537 tulip_21140_znyx_zx34x_media_probe(tulip_softc_t *sc)
1539 tulip_media_info_t *mip = sc->tulip_mediainfo;
1540 int cnt10 = 0, cnt100 = 0, idx;
1542 sc->tulip_gpinit = TULIP_GP_ZX34X_PINS;
1543 sc->tulip_gpdata = TULIP_GP_ZX34X_INIT;
1544 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_PINS);
1545 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_INIT);
1546 TULIP_CSR_WRITE(sc, csr_command,
1547 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1548 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1549 TULIP_CSR_WRITE(sc, csr_command,
1550 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1553 for (idx = 1000; idx > 0; idx--) {
1554 uint32_t csr = TULIP_CSR_READ(sc, csr_gp);
1555 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)) {
1558 } else if ((csr & TULIP_GP_ZX34X_LNKFAIL) == 0) {
1567 sc->tulip_media = cnt100 > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET;
1568 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1569 TULIP_GP_ZX34X_INIT,
1570 TULIP_CMD_TXTHRSHLDCTL);
1571 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1572 TULIP_GP_ZX34X_INIT,
1573 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1574 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1575 TULIP_GP_ZX34X_INIT,
1576 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1577 |TULIP_CMD_SCRAMBLER);
1578 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1579 TULIP_GP_ZX34X_INIT,
1580 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1581 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1584 static const tulip_boardsw_t tulip_21140_znyx_zx34x_boardsw = {
1585 TULIP_21140_ZNYX_ZX34X,
1586 tulip_21140_znyx_zx34x_media_probe,
1588 tulip_null_media_poll,
1589 tulip_2114x_media_preset,
1593 tulip_2114x_media_probe(tulip_softc_t *sc)
1595 sc->tulip_cmdmode |= TULIP_CMD_MUSTBEONE | TULIP_CMD_BACKOFFCTR |
1596 TULIP_CMD_THRSHLD72;
1599 static const tulip_boardsw_t tulip_2114x_isv_boardsw = {
1601 tulip_2114x_media_probe,
1604 tulip_2114x_media_preset,
1608 * ******** END of chip-specific handlers. ***********
1612 * Code the read the SROM and MII bit streams (I2C)
1615 TULIP_CSR_WRITE(sc, csr_srom_mii, csr); \
1620 tulip_srom_idle(tulip_softc_t *sc)
1624 csr = SROMSEL ; EMIT;
1625 csr = SROMSEL | SROMRD; EMIT;
1626 csr ^= SROMCS; EMIT;
1627 csr ^= SROMCLKON; EMIT;
1630 * Write 25 cycles of 0 which will force the SROM to be idle.
1632 for (bit = 3 + SROM_BITWIDTH + 16; bit > 0; bit--) {
1633 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1634 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1636 csr ^= SROMCLKOFF; EMIT;
1637 csr ^= SROMCS; EMIT;
1643 tulip_srom_read(tulip_softc_t *sc)
1645 const u_int bitwidth = SROM_BITWIDTH;
1646 const u_int cmdmask = (SROMCMD_RD << bitwidth);
1647 const u_int msb = 1 << (bitwidth + 3 - 1);
1648 u_int idx, lastidx = (1 << bitwidth) - 1;
1650 tulip_srom_idle(sc);
1652 for (idx = 0; idx <= lastidx; idx++) {
1653 u_int lastbit, data, bits, bit, csr;
1654 csr = SROMSEL ; EMIT;
1655 csr = SROMSEL | SROMRD; EMIT;
1656 csr ^= SROMCSON; EMIT;
1657 csr ^= SROMCLKON; EMIT;
1660 for (bits = idx|cmdmask, bit = bitwidth + 3; bit > 0; bit--, bits <<= 1) {
1661 u_int thisbit = bits & msb;
1662 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1663 if (thisbit != lastbit) {
1664 csr ^= SROMDOUT; EMIT; /* clock low; invert data */
1668 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1671 csr ^= SROMCLKOFF; EMIT;
1673 for (data = 0, bits = 0; bits < 16; bits++) {
1675 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1676 data |= TULIP_CSR_READ(sc, csr_srom_mii) & SROMDIN ? 1 : 0;
1677 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1679 sc->tulip_rombuf[idx*2] = data & 0xFF;
1680 sc->tulip_rombuf[idx*2+1] = data >> 8;
1681 csr = SROMSEL | SROMRD; EMIT;
1684 tulip_srom_idle(sc);
1687 #define MII_EMIT do { \
1688 TULIP_CSR_WRITE(sc, csr_srom_mii, csr); \
1693 tulip_mii_writebits(tulip_softc_t *sc, u_int data, u_int bits)
1695 u_int csr, msb, lastbit;
1697 msb = 1 << (bits - 1);
1698 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1699 lastbit = (csr & MII_DOUT) ? msb : 0;
1700 csr |= MII_WR; MII_EMIT; /* clock low; assert write */
1702 for (; bits > 0; bits--, data <<= 1) {
1703 const unsigned thisbit = data & msb;
1704 if (thisbit != lastbit) {
1705 csr ^= MII_DOUT; MII_EMIT; /* clock low; invert data */
1707 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1709 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1714 tulip_mii_turnaround(tulip_softc_t *sc, u_int cmd)
1718 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1720 if (cmd == MII_WRCMD) {
1721 csr |= MII_DOUT; MII_EMIT; /* clock low; change data */
1722 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1723 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1724 csr ^= MII_DOUT; MII_EMIT; /* clock low; change data */
1726 csr |= MII_RD; MII_EMIT; /* clock low; switch to read */
1728 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1729 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1733 tulip_mii_readbits(tulip_softc_t *sc)
1735 u_int csr, data, idx;
1737 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1739 for (idx = 0, data = 0; idx < 16; idx++) {
1740 data <<= 1; /* this is NOOP on the first pass through */
1741 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1742 if (TULIP_CSR_READ(sc, csr_srom_mii) & MII_DIN)
1744 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1746 csr ^= MII_RD; MII_EMIT; /* clock low; turn off read */
1752 tulip_mii_readreg(tulip_softc_t *sc, u_int devaddr, u_int regno)
1757 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1758 csr &= ~(MII_RD|MII_CLK); MII_EMIT;
1759 tulip_mii_writebits(sc, MII_PREAMBLE, 32);
1760 tulip_mii_writebits(sc, MII_RDCMD, 8);
1761 tulip_mii_writebits(sc, devaddr, 5);
1762 tulip_mii_writebits(sc, regno, 5);
1763 tulip_mii_turnaround(sc, MII_RDCMD);
1765 data = tulip_mii_readbits(sc);
1770 tulip_mii_writereg(tulip_softc_t *sc, u_int devaddr, u_int regno, u_int data)
1774 csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1775 csr &= ~(MII_RD|MII_CLK); MII_EMIT;
1776 tulip_mii_writebits(sc, MII_PREAMBLE, 32);
1777 tulip_mii_writebits(sc, MII_WRCMD, 8);
1778 tulip_mii_writebits(sc, devaddr, 5);
1779 tulip_mii_writebits(sc, regno, 5);
1780 tulip_mii_turnaround(sc, MII_WRCMD);
1781 tulip_mii_writebits(sc, data, 16);
1784 #define tulip_mchash(mca) (ether_crc32_le(mca, 6) & 0x1FF)
1785 #define tulip_srom_crcok(databuf) ( \
1786 ((ether_crc32_le(databuf, 126) & 0xFFFFU) ^ 0xFFFFU) == \
1787 ((databuf)[126] | ((databuf)[127] << 8)))
1790 tulip_identify_dec_nic(tulip_softc_t *sc)
1792 strcpy(sc->tulip_boardid, "DEC ");
1794 if (sc->tulip_chipid <= TULIP_21040)
1796 if (bcmp(sc->tulip_rombuf + 29, "DE500", 5) == 0
1797 || bcmp(sc->tulip_rombuf + 29, "DE450", 5) == 0) {
1798 bcopy(sc->tulip_rombuf + 29, &sc->tulip_boardid[D0], 8);
1799 sc->tulip_boardid[D0+8] = ' ';
1805 tulip_identify_znyx_nic(tulip_softc_t * const sc)
1808 strcpy(sc->tulip_boardid, "ZNYX ZX3XX ");
1809 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) {
1811 sc->tulip_boardid[8] = '4';
1812 znyx_ptr = sc->tulip_rombuf[124] + 256 * sc->tulip_rombuf[125];
1813 if (znyx_ptr < 26 || znyx_ptr > 116) {
1814 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
1817 /* ZX344 = 0010 .. 0013FF
1819 if (sc->tulip_rombuf[znyx_ptr] == 0x4A
1820 && sc->tulip_rombuf[znyx_ptr + 1] == 0x52
1821 && sc->tulip_rombuf[znyx_ptr + 2] == 0x01) {
1822 id = sc->tulip_rombuf[znyx_ptr + 5] + 256 * sc->tulip_rombuf[znyx_ptr + 4];
1823 if ((id >> 8) == (TULIP_ZNYX_ID_ZX342 >> 8)) {
1824 sc->tulip_boardid[9] = '2';
1825 if (id == TULIP_ZNYX_ID_ZX342B) {
1826 sc->tulip_boardid[10] = 'B';
1827 sc->tulip_boardid[11] = ' ';
1829 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
1830 } else if (id == TULIP_ZNYX_ID_ZX344) {
1831 sc->tulip_boardid[10] = '4';
1832 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
1833 } else if (id == TULIP_ZNYX_ID_ZX345) {
1834 sc->tulip_boardid[9] = (sc->tulip_rombuf[19] > 1) ? '8' : '5';
1835 } else if (id == TULIP_ZNYX_ID_ZX346) {
1836 sc->tulip_boardid[9] = '6';
1837 } else if (id == TULIP_ZNYX_ID_ZX351) {
1838 sc->tulip_boardid[8] = '5';
1839 sc->tulip_boardid[9] = '1';
1844 * Assume it's a ZX342...
1846 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
1850 sc->tulip_boardid[8] = '1';
1851 if (sc->tulip_chipid == TULIP_21041) {
1852 sc->tulip_boardid[10] = '1';
1855 if (sc->tulip_rombuf[32] == 0x4A && sc->tulip_rombuf[33] == 0x52) {
1856 id = sc->tulip_rombuf[37] + 256 * sc->tulip_rombuf[36];
1857 if (id == TULIP_ZNYX_ID_ZX312T) {
1858 sc->tulip_boardid[9] = '2';
1859 sc->tulip_boardid[10] = 'T';
1860 sc->tulip_boardid[11] = ' ';
1861 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1862 } else if (id == TULIP_ZNYX_ID_ZX314_INTA) {
1863 sc->tulip_boardid[9] = '4';
1864 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1865 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1866 } else if (id == TULIP_ZNYX_ID_ZX314) {
1867 sc->tulip_boardid[9] = '4';
1868 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1869 sc->tulip_features |= TULIP_HAVE_BASEROM;
1870 } else if (id == TULIP_ZNYX_ID_ZX315_INTA) {
1871 sc->tulip_boardid[9] = '5';
1872 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1873 } else if (id == TULIP_ZNYX_ID_ZX315) {
1874 sc->tulip_boardid[9] = '5';
1875 sc->tulip_features |= TULIP_HAVE_BASEROM;
1881 if ((sc->tulip_enaddr[3] & ~3) == 0xF0 && (sc->tulip_enaddr[5] & 2) == 0) {
1882 sc->tulip_boardid[9] = '4';
1883 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1884 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1885 } else if ((sc->tulip_enaddr[3] & ~3) == 0xF4 && (sc->tulip_enaddr[5] & 1) == 0) {
1886 sc->tulip_boardid[9] = '5';
1887 sc->tulip_boardsw = &tulip_21040_boardsw;
1888 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1889 } else if ((sc->tulip_enaddr[3] & ~3) == 0xEC) {
1890 sc->tulip_boardid[9] = '2';
1891 sc->tulip_boardsw = &tulip_21040_boardsw;
1897 tulip_identify_smc_nic(tulip_softc_t * const sc)
1899 uint32_t id1, id2, ei;
1900 int auibnc = 0, utp = 0;
1903 strcpy(sc->tulip_boardid, "SMC ");
1904 if (sc->tulip_chipid == TULIP_21041)
1906 if (sc->tulip_chipid != TULIP_21040) {
1907 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw) {
1908 strcpy(&sc->tulip_boardid[4], "9332DST ");
1909 sc->tulip_boardsw = &tulip_21140_smc9332_boardsw;
1910 } else if (sc->tulip_features & (TULIP_HAVE_BASEROM|TULIP_HAVE_SLAVEDROM)) {
1911 strcpy(&sc->tulip_boardid[4], "9334BDT ");
1913 strcpy(&sc->tulip_boardid[4], "9332BDT ");
1917 id1 = sc->tulip_rombuf[0x60] | (sc->tulip_rombuf[0x61] << 8);
1918 id2 = sc->tulip_rombuf[0x62] | (sc->tulip_rombuf[0x63] << 8);
1919 ei = sc->tulip_rombuf[0x66] | (sc->tulip_rombuf[0x67] << 8);
1921 strcpy(&sc->tulip_boardid[4], "8432");
1922 cp = &sc->tulip_boardid[8];
1924 *cp++ = 'B', auibnc = 1;
1925 if ((id1 & 0xFF) > 0x32)
1926 *cp++ = 'T', utp = 1;
1927 if ((id1 & 0x4000) == 0)
1928 *cp++ = 'A', auibnc = 1;
1930 sc->tulip_boardid[7] = '4';
1934 *cp++ = (ei ? '2' : '1');
1939 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
1940 else if (!utp && auibnc)
1941 sc->tulip_boardsw = &tulip_21040_auibnc_only_boardsw;
1945 tulip_identify_cogent_nic(tulip_softc_t * const sc)
1947 strcpy(sc->tulip_boardid, "Cogent ");
1948 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) {
1949 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100TX_ID) {
1950 strcat(sc->tulip_boardid, "EM100TX ");
1951 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
1952 #if defined(TULIP_COGENT_EM110TX_ID)
1953 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM110TX_ID) {
1954 strcat(sc->tulip_boardid, "EM110TX ");
1955 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
1957 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) {
1958 strcat(sc->tulip_boardid, "EM100FX ");
1959 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
1962 * Magic number (0x24001109U) is the SubVendor (0x2400) and
1963 * SubDevId (0x1109) for the ANA6944TX (EM440TX).
1965 if (*(uint32_t *) sc->tulip_rombuf == 0x24001109U
1966 && (sc->tulip_features & TULIP_HAVE_BASEROM)) {
1968 * Cogent (Adaptec) is still mapping all INTs to INTA of
1969 * first 21140. Dumb! Dumb!
1971 strcat(sc->tulip_boardid, "EM440TX ");
1972 sc->tulip_features |= TULIP_HAVE_SHAREDINTR;
1974 } else if (sc->tulip_chipid == TULIP_21040) {
1975 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
1980 tulip_identify_accton_nic(tulip_softc_t * const sc)
1982 strcpy(sc->tulip_boardid, "ACCTON ");
1983 switch (sc->tulip_chipid) {
1985 strcat(sc->tulip_boardid, "EN1207 ");
1986 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw)
1987 sc->tulip_boardsw = &tulip_21140_accton_boardsw;
1990 strcat(sc->tulip_boardid, "EN1207TX ");
1991 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw)
1992 sc->tulip_boardsw = &tulip_21140_eb_boardsw;
1995 strcat(sc->tulip_boardid, "EN1203 ");
1996 sc->tulip_boardsw = &tulip_21040_boardsw;
1999 strcat(sc->tulip_boardid, "EN1203 ");
2000 sc->tulip_boardsw = &tulip_21041_boardsw;
2003 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2009 tulip_identify_asante_nic(tulip_softc_t * const sc)
2011 strcpy(sc->tulip_boardid, "Asante ");
2012 if ((sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A)
2013 && sc->tulip_boardsw != &tulip_2114x_isv_boardsw) {
2014 tulip_media_info_t *mi = sc->tulip_mediainfo;
2017 * The Asante Fast Ethernet doesn't always ship with a valid
2018 * new format SROM. So if isn't in the new format, we cheat
2019 * set it up as if we had.
2022 sc->tulip_gpinit = TULIP_GP_ASANTE_PINS;
2023 sc->tulip_gpdata = 0;
2025 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PINS|TULIP_GP_PINSET);
2026 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PHYRESET);
2028 TULIP_CSR_WRITE(sc, csr_gp, 0);
2030 mi->mi_type = TULIP_MEDIAINFO_MII;
2031 mi->mi_gpr_length = 0;
2032 mi->mi_gpr_offset = 0;
2033 mi->mi_reset_length = 0;
2034 mi->mi_reset_offset = 0;;
2036 mi->mi_phyaddr = TULIP_MII_NOPHY;
2037 for (idx = 20; idx > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx--) {
2039 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, 0);
2041 if (mi->mi_phyaddr == TULIP_MII_NOPHY) {
2042 if_printf(&sc->tulip_if, "can't find phy 0\n");
2046 sc->tulip_features |= TULIP_HAVE_MII;
2047 mi->mi_capabilities = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD;
2048 mi->mi_advertisement = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD;
2049 mi->mi_full_duplex = PHYSTS_10BASET_FD|PHYSTS_100BASETX_FD;
2050 mi->mi_tx_threshold = PHYSTS_10BASET|PHYSTS_10BASET_FD;
2051 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2052 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2053 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2054 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2055 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2056 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2057 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2059 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2064 tulip_identify_compex_nic(tulip_softc_t *sc)
2066 strcpy(sc->tulip_boardid, "COMPEX ");
2067 if (sc->tulip_chipid == TULIP_21140A) {
2069 tulip_softc_t *root_sc = NULL;
2071 strcat(sc->tulip_boardid, "400TX/PCI ");
2073 * All 4 chips on these boards share an interrupt. This code
2074 * copied from tulip_read_macaddr.
2076 sc->tulip_features |= TULIP_HAVE_SHAREDINTR;
2077 for (root_unit = device_get_unit(sc->tulip_dev) - 1; root_unit >= 0; root_unit--) {
2078 root_sc = tulips[root_unit];
2080 || !(root_sc->tulip_features & TULIP_HAVE_SLAVEDINTR))
2085 && root_sc->tulip_chipid == sc->tulip_chipid
2086 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) {
2087 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR;
2088 sc->tulip_slaves = root_sc->tulip_slaves;
2089 root_sc->tulip_slaves = sc;
2090 } else if(sc->tulip_features & TULIP_HAVE_SLAVEDINTR) {
2091 if_printf(&sc->tulip_if, "can't find master device for interrupts");
2094 strcat(sc->tulip_boardid, "unknown ");
2096 /* sc->tulip_boardsw = &tulip_21140_eb_boardsw; */
2101 tulip_srom_decode(tulip_softc_t *sc)
2103 u_int idx1, idx2, idx3;
2105 const tulip_srom_header_t *shp = (const tulip_srom_header_t *) &sc->tulip_rombuf[0];
2106 const tulip_srom_adapter_info_t *saip = (const tulip_srom_adapter_info_t *) (shp + 1);
2107 tulip_srom_media_t srom_media;
2108 tulip_media_info_t *mi = sc->tulip_mediainfo;
2110 uint32_t leaf_offset, blocks, data;
2112 for (idx1 = 0; idx1 < shp->sh_adapter_count; idx1++, saip++) {
2113 if (shp->sh_adapter_count == 1)
2115 if (saip->sai_device == sc->tulip_pci_devno)
2119 * Didn't find the right media block for this card.
2121 if (idx1 == shp->sh_adapter_count)
2125 * Save the hardware address.
2127 bcopy(shp->sh_ieee802_address, sc->tulip_enaddr, 6);
2129 * If this is a multiple port card, add the adapter index to the last
2130 * byte of the hardware address. (if it isn't multiport, adding 0
2133 sc->tulip_enaddr[5] += idx1;
2135 leaf_offset = saip->sai_leaf_offset_lowbyte
2136 + saip->sai_leaf_offset_highbyte * 256;
2137 dp = sc->tulip_rombuf + leaf_offset;
2139 sc->tulip_conntype = (tulip_srom_connection_t) (dp[0] + dp[1] * 256); dp += 2;
2141 for (idx2 = 0;; idx2++) {
2142 if (tulip_srom_conninfo[idx2].sc_type == sc->tulip_conntype
2143 || tulip_srom_conninfo[idx2].sc_type == TULIP_SROM_CONNTYPE_NOT_USED)
2146 sc->tulip_connidx = idx2;
2148 if (sc->tulip_chipid == TULIP_21041) {
2150 for (idx2 = 0; idx2 < blocks; idx2++) {
2151 tulip_media_t media;
2153 srom_media = (tulip_srom_media_t) (data & 0x3F);
2154 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2155 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2158 media = tulip_srom_mediums[idx3].sm_type;
2159 if (media != TULIP_MEDIA_UNKNOWN) {
2160 if (data & TULIP_SROM_21041_EXTENDED) {
2161 mi->mi_type = TULIP_MEDIAINFO_SIA;
2162 sc->tulip_mediums[media] = mi;
2163 mi->mi_sia_connectivity = dp[0] + dp[1] * 256;
2164 mi->mi_sia_tx_rx = dp[2] + dp[3] * 256;
2165 mi->mi_sia_general = dp[4] + dp[5] * 256;
2169 case TULIP_MEDIA_BNC: {
2170 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC);
2174 case TULIP_MEDIA_AUI: {
2175 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI);
2179 case TULIP_MEDIA_10BASET: {
2180 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET);
2184 case TULIP_MEDIA_10BASET_FD: {
2185 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD);
2195 if (data & TULIP_SROM_21041_EXTENDED)
2200 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); mi++;
2201 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); mi++;
2202 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); mi++;
2203 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); mi++;
2207 unsigned length, type;
2208 tulip_media_t gp_media = TULIP_MEDIA_UNKNOWN;
2209 if (sc->tulip_features & TULIP_HAVE_GPR)
2210 sc->tulip_gpinit = *dp++;
2212 for (idx2 = 0; idx2 < blocks; idx2++) {
2214 if ((*dp & 0x80) == 0) {
2218 length = (*dp++ & 0x7f) - 1;
2219 type = *dp++ & 0x3f;
2222 switch (type & 0x3f) {
2223 case 0: { /* 21140[A] GPR block */
2224 tulip_media_t media;
2225 srom_media = (tulip_srom_media_t)(dp[0] & 0x3f);
2226 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2227 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2230 media = tulip_srom_mediums[idx3].sm_type;
2231 if (media == TULIP_MEDIA_UNKNOWN)
2233 mi->mi_type = TULIP_MEDIAINFO_GPR;
2234 sc->tulip_mediums[media] = mi;
2235 mi->mi_gpdata = dp[1];
2236 if (media > gp_media && !TULIP_IS_MEDIA_FD(media)) {
2237 sc->tulip_gpdata = mi->mi_gpdata;
2240 data = dp[2] + dp[3] * 256;
2241 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data);
2242 if (data & TULIP_SROM_2114X_NOINDICATOR) {
2246 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0;
2248 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data);
2249 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask;
2254 case 1: { /* 21140[A] MII block */
2255 const u_int phyno = *dp++;
2256 mi->mi_type = TULIP_MEDIAINFO_MII;
2257 mi->mi_gpr_length = *dp++;
2258 mi->mi_gpr_offset = dp - sc->tulip_rombuf;
2259 dp += mi->mi_gpr_length;
2260 mi->mi_reset_length = *dp++;
2261 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2262 dp += mi->mi_reset_length;
2265 * Before we probe for a PHY, use the GPR information
2266 * to select it. If we don't, it may be inaccessible.
2268 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpinit|TULIP_GP_PINSET);
2269 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++) {
2271 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx3]);
2273 sc->tulip_phyaddr = mi->mi_phyaddr;
2274 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++) {
2276 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx3]);
2280 * At least write something!
2282 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0)
2283 TULIP_CSR_WRITE(sc, csr_gp, 0);
2285 mi->mi_phyaddr = TULIP_MII_NOPHY;
2286 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) {
2288 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno);
2290 if (mi->mi_phyaddr == TULIP_MII_NOPHY)
2292 sc->tulip_features |= TULIP_HAVE_MII;
2293 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2;
2294 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2;
2295 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2;
2296 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2;
2297 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2298 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2299 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2300 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2301 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2302 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2303 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2307 case 2: { /* 2114[23] SIA block */
2308 tulip_media_t media;
2309 srom_media = (tulip_srom_media_t)(dp[0] & 0x3f);
2310 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2311 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2314 media = tulip_srom_mediums[idx3].sm_type;
2315 if (media == TULIP_MEDIA_UNKNOWN)
2317 mi->mi_type = TULIP_MEDIAINFO_SIA;
2318 sc->tulip_mediums[media] = mi;
2320 mi->mi_sia_connectivity = dp[1] + dp[2] * 256;
2321 mi->mi_sia_tx_rx = dp[3] + dp[4] * 256;
2322 mi->mi_sia_general = dp[5] + dp[6] * 256;
2326 case TULIP_MEDIA_BNC: {
2327 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, BNC);
2330 case TULIP_MEDIA_AUI: {
2331 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, AUI);
2334 case TULIP_MEDIA_10BASET: {
2335 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET);
2336 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2339 case TULIP_MEDIA_10BASET_FD: {
2340 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET_FD);
2341 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2349 mi->mi_sia_gp_control = (dp[1] + dp[2] * 256) << 16;
2350 mi->mi_sia_gp_data = (dp[3] + dp[4] * 256) << 16;
2355 case 3: { /* 2114[23] MII PHY block */
2356 const u_int phyno = *dp++;
2358 mi->mi_type = TULIP_MEDIAINFO_MII;
2359 mi->mi_gpr_length = *dp++;
2360 mi->mi_gpr_offset = dp - sc->tulip_rombuf;
2361 dp += 2 * mi->mi_gpr_length;
2362 mi->mi_reset_length = *dp++;
2363 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2364 dp += 2 * mi->mi_reset_length;
2366 dp0 = &sc->tulip_rombuf[mi->mi_reset_offset];
2367 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++, dp0 += 2) {
2369 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16);
2371 sc->tulip_phyaddr = mi->mi_phyaddr;
2372 dp0 = &sc->tulip_rombuf[mi->mi_gpr_offset];
2373 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++, dp0 += 2) {
2375 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16);
2378 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0)
2379 TULIP_CSR_WRITE(sc, csr_sia_general, 0);
2381 mi->mi_phyaddr = TULIP_MII_NOPHY;
2382 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) {
2384 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno);
2386 if (mi->mi_phyaddr == TULIP_MII_NOPHY)
2388 sc->tulip_features |= TULIP_HAVE_MII;
2389 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2;
2390 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2;
2391 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2;
2392 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2;
2393 mi->mi_mii_interrupt = dp[0] + dp[1] * 256; dp += 2;
2394 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2395 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2396 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2397 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2398 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2399 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2400 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2404 case 4: { /* 21143 SYM block */
2405 tulip_media_t media;
2406 srom_media = (tulip_srom_media_t) dp[0];
2407 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2408 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2411 media = tulip_srom_mediums[idx3].sm_type;
2412 if (media == TULIP_MEDIA_UNKNOWN)
2414 mi->mi_type = TULIP_MEDIAINFO_SYM;
2415 sc->tulip_mediums[media] = mi;
2416 mi->mi_gpcontrol = (dp[1] + dp[2] * 256) << 16;
2417 mi->mi_gpdata = (dp[3] + dp[4] * 256) << 16;
2418 data = dp[5] + dp[6] * 256;
2419 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data);
2420 if (data & TULIP_SROM_2114X_NOINDICATOR) {
2423 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0;
2424 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data);
2425 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask;
2427 if (TULIP_IS_MEDIA_TP(media))
2428 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2433 case 5: { /* 21143 Reset block */
2434 mi->mi_type = TULIP_MEDIAINFO_RESET;
2435 mi->mi_reset_length = *dp++;
2436 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2437 dp += 2 * mi->mi_reset_length;
2448 return mi - sc->tulip_mediainfo;
2451 static const struct {
2452 void (*vendor_identify_nic)(tulip_softc_t * const sc);
2453 unsigned char vendor_oui[3];
2454 } tulip_vendors[] = {
2455 { tulip_identify_dec_nic, { 0x08, 0x00, 0x2B } },
2456 { tulip_identify_dec_nic, { 0x00, 0x00, 0xF8 } },
2457 { tulip_identify_smc_nic, { 0x00, 0x00, 0xC0 } },
2458 { tulip_identify_smc_nic, { 0x00, 0xE0, 0x29 } },
2459 { tulip_identify_znyx_nic, { 0x00, 0xC0, 0x95 } },
2460 { tulip_identify_cogent_nic, { 0x00, 0x00, 0x92 } },
2461 { tulip_identify_asante_nic, { 0x00, 0x00, 0x94 } },
2462 { tulip_identify_cogent_nic, { 0x00, 0x00, 0xD1 } },
2463 { tulip_identify_accton_nic, { 0x00, 0x00, 0xE8 } },
2464 { tulip_identify_compex_nic, { 0x00, 0x80, 0x48 } },
2469 * This deals with the vagaries of the address roms and the
2470 * brain-deadness that various vendors commit in using them.
2473 tulip_read_macaddr(tulip_softc_t *sc)
2475 u_int cksum, rom_cksum, idx;
2477 unsigned char tmpbuf[8];
2478 static const u_char testpat[] = { 0xFF, 0, 0x55, 0xAA, 0xFF, 0, 0x55, 0xAA };
2480 sc->tulip_connidx = TULIP_SROM_LASTCONNIDX;
2482 if (sc->tulip_chipid == TULIP_21040) {
2483 TULIP_CSR_WRITE(sc, csr_enetrom, 1);
2484 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) {
2486 while (((csr = TULIP_CSR_READ(sc, csr_enetrom)) & 0x80000000L) && cnt < 10000)
2488 sc->tulip_rombuf[idx] = csr & 0xFF;
2490 sc->tulip_boardsw = &tulip_21040_boardsw;
2492 if (sc->tulip_chipid == TULIP_21041) {
2494 * Thankfully all 21041's act the same.
2496 sc->tulip_boardsw = &tulip_21041_boardsw;
2499 * Assume all 21140 board are compatible with the
2500 * DEC 10/100 evaluation board. Not really valid but
2501 * it's the best we can do until every one switches to
2502 * the new SROM format.
2505 sc->tulip_boardsw = &tulip_21140_eb_boardsw;
2507 tulip_srom_read(sc);
2508 if (tulip_srom_crcok(sc->tulip_rombuf)) {
2510 * SROM CRC is valid therefore it must be in the
2513 sc->tulip_features |= TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM;
2514 } else if (sc->tulip_rombuf[126] == 0xff && sc->tulip_rombuf[127] == 0xFF) {
2516 * No checksum is present. See if the SROM id checks out;
2517 * the first 18 bytes should be 0 followed by a 1 followed
2518 * by the number of adapters (which we don't deal with yet).
2520 for (idx = 0; idx < 18; idx++) {
2521 if (sc->tulip_rombuf[idx] != 0)
2524 if (idx == 18 && sc->tulip_rombuf[18] == 1 && sc->tulip_rombuf[19] != 0)
2525 sc->tulip_features |= TULIP_HAVE_ISVSROM;
2526 } else if (sc->tulip_chipid >= TULIP_21142) {
2527 sc->tulip_features |= TULIP_HAVE_ISVSROM;
2528 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2530 if ((sc->tulip_features & TULIP_HAVE_ISVSROM) && tulip_srom_decode(sc)) {
2531 if (sc->tulip_chipid != TULIP_21041)
2532 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2535 * If the SROM specifies more than one adapter, tag this as a
2538 if (sc->tulip_rombuf[19] > 1)
2539 sc->tulip_features |= TULIP_HAVE_BASEROM;
2540 if (sc->tulip_boardsw == NULL)
2547 if (bcmp(&sc->tulip_rombuf[0], &sc->tulip_rombuf[16], 8) != 0) {
2549 * Some folks don't use the standard ethernet rom format
2550 * but instead just put the address in the first 6 bytes
2551 * of the rom and let the rest be all 0xffs. (Can we say
2552 * ZNYX?) (well sometimes they put in a checksum so we'll
2555 for (idx = 8; idx < 32; idx++) {
2556 if (sc->tulip_rombuf[idx] != 0xFF)
2560 * Make sure the address is not multicast or locally assigned
2561 * that the OUI is not 00-00-00.
2563 if ((sc->tulip_rombuf[0] & 3) != 0)
2565 if (sc->tulip_rombuf[0] == 0 && sc->tulip_rombuf[1] == 0
2566 && sc->tulip_rombuf[2] == 0)
2568 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6);
2569 sc->tulip_features |= TULIP_HAVE_OKROM;
2573 * A number of makers of multiport boards (ZNYX and Cogent)
2574 * only put on one address ROM on their 21040 boards. So
2575 * if the ROM is all zeros (or all 0xFFs), look at the
2576 * previous configured boards (as long as they are on the same
2577 * PCI bus and the bus number is non-zero) until we find the
2578 * master board with address ROM. We then use its address ROM
2579 * as the base for this board. (we add our relative board
2580 * to the last byte of its address).
2582 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) {
2583 if (sc->tulip_rombuf[idx] != 0 && sc->tulip_rombuf[idx] != 0xFF)
2586 if (idx == sizeof(sc->tulip_rombuf)) {
2588 tulip_softc_t *root_sc = NULL;
2589 for (root_unit = device_get_unit(sc->tulip_dev) - 1; root_unit >= 0; root_unit--) {
2590 root_sc = tulips[root_unit];
2591 if (root_sc == NULL || (root_sc->tulip_features & (TULIP_HAVE_OKROM|TULIP_HAVE_SLAVEDROM)) == TULIP_HAVE_OKROM)
2595 if (root_sc != NULL && (root_sc->tulip_features & TULIP_HAVE_BASEROM)
2596 && root_sc->tulip_chipid == sc->tulip_chipid
2597 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) {
2598 sc->tulip_features |= TULIP_HAVE_SLAVEDROM;
2599 sc->tulip_boardsw = root_sc->tulip_boardsw;
2600 strcpy(sc->tulip_boardid, root_sc->tulip_boardid);
2601 if (sc->tulip_boardsw->bd_type == TULIP_21140_ISV) {
2602 bcopy(root_sc->tulip_rombuf, sc->tulip_rombuf,
2603 sizeof(sc->tulip_rombuf));
2604 if (!tulip_srom_decode(sc))
2607 bcopy(root_sc->tulip_enaddr, sc->tulip_enaddr, 6);
2608 sc->tulip_enaddr[5] += device_get_unit(sc->tulip_dev) - device_get_unit(root_sc->tulip_dev);
2611 * Now for a truly disgusting kludge: all 4 21040s on
2612 * the ZX314 share the same INTA line so the mapping
2613 * setup by the BIOS on the PCI bridge is worthless.
2614 * Rather than reprogramming the value in the config
2615 * register, we will handle this internally.
2617 if (root_sc->tulip_features & TULIP_HAVE_SHAREDINTR) {
2618 sc->tulip_slaves = root_sc->tulip_slaves;
2619 root_sc->tulip_slaves = sc;
2620 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR;
2628 * This is the standard DEC address ROM test.
2631 if (bcmp(&sc->tulip_rombuf[24], testpat, 8) != 0)
2634 tmpbuf[0] = sc->tulip_rombuf[15]; tmpbuf[1] = sc->tulip_rombuf[14];
2635 tmpbuf[2] = sc->tulip_rombuf[13]; tmpbuf[3] = sc->tulip_rombuf[12];
2636 tmpbuf[4] = sc->tulip_rombuf[11]; tmpbuf[5] = sc->tulip_rombuf[10];
2637 tmpbuf[6] = sc->tulip_rombuf[9]; tmpbuf[7] = sc->tulip_rombuf[8];
2638 if (bcmp(&sc->tulip_rombuf[0], tmpbuf, 8) != 0)
2641 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6);
2643 cksum = *(u_int16_t *) &sc->tulip_enaddr[0];
2645 if (cksum > 65535) cksum -= 65535;
2646 cksum += *(u_int16_t *) &sc->tulip_enaddr[2];
2647 if (cksum > 65535) cksum -= 65535;
2649 if (cksum > 65535) cksum -= 65535;
2650 cksum += *(u_int16_t *) &sc->tulip_enaddr[4];
2651 if (cksum >= 65535) cksum -= 65535;
2653 rom_cksum = *(u_int16_t *) &sc->tulip_rombuf[6];
2655 if (cksum != rom_cksum)
2660 * Check for various boards based on OUI. Did I say braindead?
2662 for (idx = 0; tulip_vendors[idx].vendor_identify_nic != NULL; idx++) {
2663 if (bcmp(sc->tulip_enaddr, tulip_vendors[idx].vendor_oui, 3) == 0) {
2664 (*tulip_vendors[idx].vendor_identify_nic)(sc);
2669 sc->tulip_features |= TULIP_HAVE_OKROM;
2674 tulip_ifmedia_add(tulip_softc_t * const sc)
2676 tulip_media_t media;
2679 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
2680 if (sc->tulip_mediums[media] != NULL) {
2681 ifmedia_add(&sc->tulip_ifmedia, tulip_media_to_ifmedia[media],
2687 sc->tulip_features |= TULIP_HAVE_NOMEDIA;
2688 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE, 0, 0);
2689 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE);
2690 } else if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
2691 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO, 0, 0);
2692 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO);
2694 ifmedia_set(&sc->tulip_ifmedia, tulip_media_to_ifmedia[sc->tulip_media]);
2695 sc->tulip_flags |= TULIP_PRINTMEDIA;
2696 tulip_linkup(sc, sc->tulip_media);
2701 tulip_ifmedia_change(struct ifnet *ifp)
2703 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
2705 sc->tulip_flags |= TULIP_NEEDRESET;
2706 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
2707 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
2708 if (IFM_SUBTYPE(sc->tulip_ifmedia.ifm_media) != IFM_AUTO) {
2709 tulip_media_t media;
2710 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
2711 if (sc->tulip_mediums[media] != NULL
2712 && sc->tulip_ifmedia.ifm_media == tulip_media_to_ifmedia[media]) {
2713 sc->tulip_flags |= TULIP_PRINTMEDIA;
2714 sc->tulip_flags &= ~TULIP_DIDNWAY;
2715 tulip_linkup(sc, media);
2720 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_WANTRXACT);
2727 * Media status callback
2730 tulip_ifmedia_status(struct ifnet *ifp, struct ifmediareq *req)
2732 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
2734 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN)
2737 req->ifm_status = IFM_AVALID;
2738 if (sc->tulip_flags & TULIP_LINKUP)
2739 req->ifm_status |= IFM_ACTIVE;
2741 req->ifm_active = tulip_media_to_ifmedia[sc->tulip_media];
2745 tulip_addr_filter(tulip_softc_t *sc)
2747 struct ifmultiaddr *ifma;
2751 sc->tulip_flags &= ~(TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY|TULIP_ALLMULTI);
2752 sc->tulip_flags |= TULIP_WANTSETUP|TULIP_WANTTXSTART;
2753 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN;
2754 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED;
2755 #if defined(IFF_ALLMULTI)
2756 if (sc->tulip_if.if_flags & IFF_ALLMULTI)
2757 sc->tulip_flags |= TULIP_ALLMULTI ;
2761 for (ifma = sc->tulip_if.if_multiaddrs.lh_first; ifma != NULL;
2762 ifma = ifma->ifma_link.le_next) {
2764 if (ifma->ifma_addr->sa_family == AF_LINK)
2768 sc->tulip_if.if_start = tulip_ifstart; /* so the setup packet gets queued */
2769 if (multicnt > 14) {
2770 uint32_t *sp = sc->tulip_setupdata;
2773 * Some early passes of the 21140 have broken implementations of
2774 * hash-perfect mode. When we get too many multicasts for perfect
2775 * filtering with these chips, we need to switch into hash-only
2776 * mode (this is better than all-multicast on network with lots
2777 * of multicast traffic).
2779 if (sc->tulip_features & TULIP_HAVE_BROKEN_HASH)
2780 sc->tulip_flags |= TULIP_WANTHASHONLY;
2782 sc->tulip_flags |= TULIP_WANTHASHPERFECT;
2784 * If we have more than 14 multicasts, we have
2785 * go into hash perfect mode (512 bit multicast
2786 * hash and one perfect hardware).
2788 bzero(sc->tulip_setupdata, sizeof(sc->tulip_setupdata));
2790 for (ifma = sc->tulip_if.if_multiaddrs.lh_first; ifma != NULL;
2791 ifma = ifma->ifma_link.le_next) {
2793 if (ifma->ifma_addr->sa_family != AF_LINK)
2796 hash = tulip_mchash(LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
2797 #if BYTE_ORDER == BIG_ENDIAN
2798 sp[hash >> 4] |= bswap32(1 << (hash & 0xF));
2800 sp[hash >> 4] |= 1 << (hash & 0xF);
2804 * No reason to use a hash if we are going to be
2805 * receiving every multicast.
2807 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) {
2808 hash = tulip_mchash(sc->tulip_if.if_broadcastaddr);
2809 #if BYTE_ORDER == BIG_ENDIAN
2810 sp[hash >> 4] |= bswap32(1 << (hash & 0xF));
2812 sp[hash >> 4] |= 1 << (hash & 0xF);
2814 if (sc->tulip_flags & TULIP_WANTHASHONLY) {
2815 hash = tulip_mchash(sc->tulip_enaddr);
2816 #if BYTE_ORDER == BIG_ENDIAN
2817 sp[hash >> 4] |= bswap32(1 << (hash & 0xF));
2819 sp[hash >> 4] |= 1 << (hash & 0xF);
2822 #if BYTE_ORDER == BIG_ENDIAN
2823 sp[39] = ((u_int16_t *) sc->tulip_enaddr)[0] << 16;
2824 sp[40] = ((u_int16_t *) sc->tulip_enaddr)[1] << 16;
2825 sp[41] = ((u_int16_t *) sc->tulip_enaddr)[2] << 16;
2827 sp[39] = ((u_int16_t *) sc->tulip_enaddr)[0];
2828 sp[40] = ((u_int16_t *) sc->tulip_enaddr)[1];
2829 sp[41] = ((u_int16_t *) sc->tulip_enaddr)[2];
2834 if ((sc->tulip_flags & (TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY)) == 0) {
2835 uint32_t *sp = sc->tulip_setupdata;
2837 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) {
2839 * Else can get perfect filtering for 16 addresses.
2841 for (ifma = sc->tulip_if.if_multiaddrs.lh_first; ifma != NULL;
2842 ifma = ifma->ifma_link.le_next) {
2843 if (ifma->ifma_addr->sa_family != AF_LINK)
2845 addrp = LLADDR((struct sockaddr_dl *)ifma->ifma_addr);
2846 #if BYTE_ORDER == BIG_ENDIAN
2847 *sp++ = ((u_int16_t *) addrp)[0] << 16;
2848 *sp++ = ((u_int16_t *) addrp)[1] << 16;
2849 *sp++ = ((u_int16_t *) addrp)[2] << 16;
2851 *sp++ = ((u_int16_t *) addrp)[0];
2852 *sp++ = ((u_int16_t *) addrp)[1];
2853 *sp++ = ((u_int16_t *) addrp)[2];
2858 * Add the broadcast address.
2861 #if BYTE_ORDER == BIG_ENDIAN
2862 *sp++ = 0xFFFF << 16;
2863 *sp++ = 0xFFFF << 16;
2864 *sp++ = 0xFFFF << 16;
2872 * Pad the rest with our hardware address
2874 for (; idx < 16; idx++) {
2875 #if BYTE_ORDER == BIG_ENDIAN
2876 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[0] << 16;
2877 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[1] << 16;
2878 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[2] << 16;
2880 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[0];
2881 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[1];
2882 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[2];
2886 #if defined(IFF_ALLMULTI)
2887 if (sc->tulip_flags & TULIP_ALLMULTI)
2888 sc->tulip_if.if_flags |= IFF_ALLMULTI;
2893 tulip_reset(tulip_softc_t *sc)
2895 tulip_ringinfo_t *ri;
2897 uint32_t inreset = (sc->tulip_flags & TULIP_INRESET);
2900 * Brilliant. Simply brilliant. When switching modes/speeds
2901 * on a 2114*, you need to set the appriopriate MII/PCS/SCL/PS
2902 * bits in CSR6 and then do a software reset to get the 21140
2903 * to properly reset its internal pathways to the right places.
2906 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0
2907 && sc->tulip_boardsw->bd_media_preset != NULL)
2908 (*sc->tulip_boardsw->bd_media_preset)(sc);
2910 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
2911 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
2912 33MHz that comes to two microseconds but wait a
2913 bit longer anyways) */
2916 sc->tulip_flags |= TULIP_INRESET;
2917 sc->tulip_flags &= ~(TULIP_NEEDRESET|TULIP_RXBUFSLOW);
2918 sc->tulip_if.if_flags &= ~IFF_OACTIVE;
2919 sc->tulip_if.if_start = tulip_ifstart;
2922 TULIP_CSR_WRITE(sc, csr_txlist, TULIP_KVATOPHYS(sc, &sc->tulip_txinfo.ri_first[0]));
2923 TULIP_CSR_WRITE(sc, csr_rxlist, TULIP_KVATOPHYS(sc, &sc->tulip_rxinfo.ri_first[0]));
2924 TULIP_CSR_WRITE(sc, csr_busmode,
2925 (1 << (3 /*pci_max_burst_len*/ + 8))
2926 |TULIP_BUSMODE_CACHE_ALIGN8
2927 |TULIP_BUSMODE_READMULTIPLE
2928 |(BYTE_ORDER != LITTLE_ENDIAN ?
2929 TULIP_BUSMODE_DESC_BIGENDIAN : 0));
2931 sc->tulip_txtimer = 0;
2932 sc->tulip_txq.ifq_maxlen = TULIP_TXDESCS;
2934 * Free all the mbufs that were on the transmit ring.
2936 IF_DRAIN(&sc->tulip_txq);
2938 ri = &sc->tulip_txinfo;
2939 ri->ri_nextin = ri->ri_nextout = ri->ri_first;
2940 ri->ri_free = ri->ri_max;
2941 for (di = ri->ri_first; di < ri->ri_last; di++)
2945 * We need to collect all the mbufs were on the
2946 * receive ring before we reinit it either to put
2947 * them back on or to know if we have to allocate
2950 ri = &sc->tulip_rxinfo;
2951 ri->ri_nextin = ri->ri_nextout = ri->ri_first;
2952 ri->ri_free = ri->ri_max;
2953 for (di = ri->ri_first; di < ri->ri_last; di++) {
2955 di->d_length1 = 0; di->d_addr1 = 0;
2956 di->d_length2 = 0; di->d_addr2 = 0;
2958 IF_DRAIN(&sc->tulip_rxq);
2961 * If tulip_reset is being called recurisvely, exit quickly knowing
2962 * that when the outer tulip_reset returns all the right stuff will
2968 sc->tulip_intrmask |= TULIP_STS_NORMALINTR|TULIP_STS_RXINTR|TULIP_STS_TXINTR
2969 |TULIP_STS_ABNRMLINTR|TULIP_STS_SYSERROR|TULIP_STS_TXSTOPPED
2970 |TULIP_STS_TXUNDERFLOW|TULIP_STS_TXBABBLE
2971 |TULIP_STS_RXSTOPPED;
2973 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0)
2974 (*sc->tulip_boardsw->bd_media_select)(sc);
2975 tulip_media_print(sc);
2976 if (sc->tulip_features & TULIP_HAVE_DUALSENSE)
2977 TULIP_CSR_WRITE(sc, csr_sia_status, TULIP_CSR_READ(sc, csr_sia_status));
2979 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_WANTSETUP|TULIP_INRESET
2981 tulip_addr_filter(sc);
2985 tulip_init(tulip_softc_t * const sc)
2987 if (sc->tulip_if.if_flags & IFF_UP) {
2988 if ((sc->tulip_if.if_flags & IFF_RUNNING) == 0) {
2989 /* initialize the media */
2992 sc->tulip_if.if_flags |= IFF_RUNNING;
2993 if (sc->tulip_if.if_flags & IFF_PROMISC) {
2994 sc->tulip_flags |= TULIP_PROMISC;
2995 sc->tulip_cmdmode |= TULIP_CMD_PROMISCUOUS;
2996 sc->tulip_intrmask |= TULIP_STS_TXINTR;
2998 sc->tulip_flags &= ~TULIP_PROMISC;
2999 sc->tulip_cmdmode &= ~TULIP_CMD_PROMISCUOUS;
3000 if (sc->tulip_flags & TULIP_ALLMULTI) {
3001 sc->tulip_cmdmode |= TULIP_CMD_ALLMULTI;
3003 sc->tulip_cmdmode &= ~TULIP_CMD_ALLMULTI;
3006 sc->tulip_cmdmode |= TULIP_CMD_TXRUN;
3007 if ((sc->tulip_flags & (TULIP_TXPROBE_ACTIVE|TULIP_WANTSETUP)) == 0) {
3009 sc->tulip_cmdmode |= TULIP_CMD_RXRUN;
3010 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED;
3012 sc->tulip_if.if_flags |= IFF_OACTIVE;
3013 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN;
3014 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED;
3016 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3017 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3018 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP)
3019 tulip_txput_setup(sc);
3021 sc->tulip_if.if_flags &= ~IFF_RUNNING;
3027 tulip_rx_intr(tulip_softc_t *sc)
3029 tulip_ringinfo_t *ri = &sc->tulip_rxinfo;
3030 struct ifnet *ifp = &sc->tulip_if;
3034 struct ether_header eh;
3035 tulip_desc_t *eop = ri->ri_nextin;
3036 int total_len = 0, last_offset = 0;
3037 struct mbuf *ms = NULL, *me = NULL;
3040 if (fillok && sc->tulip_rxq.ifq_len < TULIP_RXQ_TARGET)
3044 * If the TULIP has no descriptors, there can't be any receive
3045 * descriptors to process.
3047 if (eop == ri->ri_nextout)
3051 * 90% of the packets will fit in one descriptor. So we optimize
3054 TULIP_RXDESC_POSTSYNC(sc, eop, sizeof(*eop));
3055 if ((((volatile tulip_desc_t *) eop)->d_status & (TULIP_DSTS_OWNER|TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) == (TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) {
3056 IF_DEQUEUE(&sc->tulip_rxq, ms);
3060 * If still owned by the TULIP, don't touch it.
3062 if (((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER)
3066 * It is possible (though improbable unless the BIG_PACKET support
3067 * is enabled or MCLBYTES < 1518) for a received packet to cross
3068 * more than one receive descriptor.
3070 while ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_RxLASTDESC) == 0) {
3071 if (++eop == ri->ri_last)
3073 TULIP_RXDESC_POSTSYNC(sc, eop, sizeof(*eop));
3074 if (eop == ri->ri_nextout || ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER))) {
3081 * Dequeue the first buffer for the start of the packet. Hopefully
3082 * this will be the only one we need to dequeue. However, if the
3083 * packet consumed multiple descriptors, then we need to dequeue
3084 * those buffers and chain to the starting mbuf. All buffers but
3085 * the last buffer have the same length so we can set that now.
3086 * (we add to last_offset instead of multiplying since we normally
3087 * won't go into the loop and thereby saving a ourselves from
3088 * doing a multiplication by 0 in the normal case).
3090 IF_DEQUEUE(&sc->tulip_rxq, ms);
3091 for (me = ms; total_len > 0; total_len--) {
3092 me->m_len = TULIP_RX_BUFLEN;
3093 last_offset += TULIP_RX_BUFLEN;
3094 IF_DEQUEUE(&sc->tulip_rxq, me->m_next);
3100 * Now get the size of received packet (minus the CRC).
3102 total_len = ((eop->d_status >> 16) & 0x7FFF) - 4;
3103 if ((sc->tulip_flags & TULIP_RXIGNORE) == 0
3104 && ((eop->d_status & TULIP_DSTS_ERRSUM) == 0
3106 || (total_len <= sc->tulip_if.if_mtu + sizeof(struct ether_header) &&
3107 (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxRUNT|
3108 TULIP_DSTS_RxCOLLSEEN|TULIP_DSTS_RxBADCRC|
3109 TULIP_DSTS_RxOVERFLOW)) == 0)
3112 me->m_len = total_len - last_offset;
3114 eh = *mtod(ms, struct ether_header *);
3115 sc->tulip_flags |= TULIP_RXACT;
3119 if (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxOVERFLOW|TULIP_DSTS_RxWATCHDOG)) {
3120 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++;
3122 if (eop->d_status & TULIP_DSTS_RxTOOLONG) {
3123 sc->tulip_dot3stats.dot3StatsFrameTooLongs++;
3125 if (eop->d_status & TULIP_DSTS_RxBADCRC) {
3126 if (eop->d_status & TULIP_DSTS_RxDRBBLBIT) {
3127 sc->tulip_dot3stats.dot3StatsAlignmentErrors++;
3129 sc->tulip_dot3stats.dot3StatsFCSErrors++;
3135 if (++eop == ri->ri_last)
3137 ri->ri_nextin = eop;
3140 * Either we are priming the TULIP with mbufs (m == NULL)
3141 * or we are about to accept an mbuf for the upper layers
3142 * so we need to allocate an mbuf to replace it. If we
3143 * can't replace it, send up it anyways. This may cause
3144 * us to drop packets in the future but that's better than
3145 * being caught in livelock.
3147 * Note that if this packet crossed multiple descriptors
3148 * we don't even try to reallocate all the mbufs here.
3149 * Instead we rely on the test of the beginning of
3150 * the loop to refill for the extra consumed mbufs.
3152 if (accept || ms == NULL) {
3155 #if defined(TULIP_COPY_RXDATA)
3156 if (!accept || total_len >= (MHLEN - 2))
3157 m0 = m_getcl(MB_DONTWAIT, MT_DATA, M_PKTHDR);
3159 m0 = m_gethdr(MB_DONTWAIT, MT_DATA);
3161 m0 = m_getcl(MB_DONTWAIT, MT_DATA, M_PKTHDR);
3165 #if defined(TULIP_COPY_RXDATA)
3169 #if !defined(TULIP_COPY_RXDATA)
3170 ms->m_pkthdr.len = total_len;
3171 ms->m_pkthdr.rcvif = ifp;
3172 m_adj(ms, sizeof(struct ether_header));
3173 ether_input(ifp, &eh, ms);
3176 #error BIG_PACKET is incompatible with TULIP_COPY_RXDATA
3178 m0->m_data += 2; /* align data after header */
3179 m_copydata(ms, 0, total_len, mtod(m0, caddr_t));
3180 m0->m_len = m0->m_pkthdr.len = total_len;
3181 m0->m_pkthdr.rcvif = ifp;
3182 m_adj(m0, sizeof(struct ether_header));
3183 ether_input(ifp, &eh, m0);
3185 #endif /* ! TULIP_COPY_RXDATA */
3191 * Couldn't allocate a new buffer. Don't bother
3192 * trying to replenish the receive queue.
3195 sc->tulip_flags |= TULIP_RXBUFSLOW;
3199 * Now give the buffer(s) to the TULIP and save in our
3203 tulip_desc_t * const nextout = ri->ri_nextout;
3204 nextout->d_addr1 = TULIP_KVATOPHYS(sc, mtod(ms, caddr_t));
3205 nextout->d_length1 = TULIP_RX_BUFLEN;
3206 nextout->d_status = TULIP_DSTS_OWNER;
3207 TULIP_RXDESC_POSTSYNC(sc, nextout, sizeof(u_int32_t));
3208 if (++ri->ri_nextout == ri->ri_last)
3209 ri->ri_nextout = ri->ri_first;
3212 IF_ENQUEUE(&sc->tulip_rxq, ms);
3213 } while ((ms = me) != NULL);
3215 if (sc->tulip_rxq.ifq_len >= TULIP_RXQ_TARGET)
3216 sc->tulip_flags &= ~TULIP_RXBUFSLOW;
3221 tulip_tx_intr(tulip_softc_t *sc)
3223 tulip_ringinfo_t *ri = &sc->tulip_txinfo;
3228 while (ri->ri_free < ri->ri_max) {
3231 TULIP_TXDESC_POSTSYNC(sc, ri->ri_nextin, sizeof(*ri->ri_nextin));
3232 if (((volatile tulip_desc_t *) ri->ri_nextin)->d_status & TULIP_DSTS_OWNER)
3237 d_flag = ri->ri_nextin->d_flag;
3238 if (d_flag & TULIP_DFLAG_TxLASTSEG) {
3239 if (d_flag & TULIP_DFLAG_TxSETUPPKT) {
3241 * We've just finished processing a setup packet.
3242 * Mark that we finished it. If there's not
3243 * another pending, startup the TULIP receiver.
3244 * Make sure we ack the RXSTOPPED so we won't get
3245 * an abormal interrupt indication.
3247 TULIP_TXMAP_POSTSYNC(sc, sc->tulip_setupmap);
3248 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_HASHONLY);
3249 if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxINVRSFILT)
3250 sc->tulip_flags |= TULIP_HASHONLY;
3251 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == 0) {
3253 sc->tulip_cmdmode |= TULIP_CMD_RXRUN;
3254 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED;
3255 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED);
3256 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3257 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3260 const uint32_t d_status = ri->ri_nextin->d_status;
3261 IF_DEQUEUE(&sc->tulip_txq, m);
3265 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
3266 tulip_mediapoll_event_t event = TULIP_MEDIAPOLL_TXPROBE_OK;
3267 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxEXCCOLL)) {
3268 event = TULIP_MEDIAPOLL_TXPROBE_FAILED;
3270 (*sc->tulip_boardsw->bd_media_poll)(sc, event);
3272 * Escape from the loop before media poll has reset the TULIP!
3277 if (d_status & TULIP_DSTS_ERRSUM) {
3278 sc->tulip_if.if_oerrors++;
3279 if (d_status & TULIP_DSTS_TxEXCCOLL)
3280 sc->tulip_dot3stats.dot3StatsExcessiveCollisions++;
3281 if (d_status & TULIP_DSTS_TxLATECOLL)
3282 sc->tulip_dot3stats.dot3StatsLateCollisions++;
3283 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxCARRLOSS))
3284 sc->tulip_dot3stats.dot3StatsCarrierSenseErrors++;
3285 if (d_status & (TULIP_DSTS_TxUNDERFLOW|TULIP_DSTS_TxBABBLE))
3286 sc->tulip_dot3stats.dot3StatsInternalMacTransmitErrors++;
3287 if (d_status & TULIP_DSTS_TxUNDERFLOW)
3288 sc->tulip_dot3stats.dot3StatsInternalTransmitUnderflows++;
3289 if (d_status & TULIP_DSTS_TxBABBLE)
3290 sc->tulip_dot3stats.dot3StatsInternalTransmitBabbles++;
3292 u_int32_t collisions =
3293 (d_status & TULIP_DSTS_TxCOLLMASK)
3294 >> TULIP_DSTS_V_TxCOLLCNT;
3295 sc->tulip_if.if_collisions += collisions;
3296 if (collisions == 1)
3297 sc->tulip_dot3stats.dot3StatsSingleCollisionFrames++;
3298 else if (collisions > 1)
3299 sc->tulip_dot3stats.dot3StatsMultipleCollisionFrames++;
3300 else if (d_status & TULIP_DSTS_TxDEFERRED)
3301 sc->tulip_dot3stats.dot3StatsDeferredTransmissions++;
3303 * SQE is only valid for 10baseT/BNC/AUI when not
3304 * running in full-duplex. In order to speed up the
3305 * test, the corresponding bit in tulip_flags needs to
3306 * set as well to get us to count SQE Test Errors.
3308 if (d_status & TULIP_DSTS_TxNOHRTBT & sc->tulip_flags)
3309 sc->tulip_dot3stats.dot3StatsSQETestErrors++;
3315 if (++ri->ri_nextin == ri->ri_last)
3316 ri->ri_nextin = ri->ri_first;
3318 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0)
3319 sc->tulip_if.if_flags &= ~IFF_OACTIVE;
3322 * If nothing left to transmit, disable the timer.
3323 * Else if progress, reset the timer back to 2 ticks.
3325 if (ri->ri_free == ri->ri_max || (sc->tulip_flags & TULIP_TXPROBE_ACTIVE))
3326 sc->tulip_txtimer = 0;
3328 sc->tulip_txtimer = TULIP_TXTIMER;
3329 sc->tulip_if.if_opackets += xmits;
3334 tulip_print_abnormal_interrupt(tulip_softc_t *sc, uint32_t csr)
3336 const char * const *msgp = tulip_status_bits;
3339 const char thrsh[] = "72|128\0\0\0" "96|256\0\0\0" "128|512\0\0" "160|1024";
3341 csr &= (1 << (sizeof(tulip_status_bits)/sizeof(tulip_status_bits[0]))) - 1;
3342 if_printf(&sc->tulip_if, "abnormal interrupt:");
3343 for (sep = " ", mask = 1; mask <= csr; mask <<= 1, msgp++) {
3344 if ((csr & mask) && *msgp != NULL) {
3345 printf("%s%s", sep, *msgp);
3346 if (mask == TULIP_STS_TXUNDERFLOW && (sc->tulip_flags & TULIP_NEWTXTHRESH)) {
3347 sc->tulip_flags &= ~TULIP_NEWTXTHRESH;
3348 if (sc->tulip_cmdmode & TULIP_CMD_STOREFWD) {
3349 printf(" (switching to store-and-forward mode)");
3351 printf(" (raising TX threshold to %s)",
3352 &thrsh[9 * ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) >> 14)]);
3362 tulip_intr_handler(tulip_softc_t *sc)
3366 while ((csr = TULIP_CSR_READ(sc, csr_status)) & sc->tulip_intrmask) {
3367 TULIP_CSR_WRITE(sc, csr_status, csr);
3369 if (csr & TULIP_STS_SYSERROR) {
3370 sc->tulip_last_system_error = (csr & TULIP_STS_ERRORMASK) >> TULIP_STS_ERR_SHIFT;
3371 if (sc->tulip_flags & TULIP_NOMESSAGES) {
3372 sc->tulip_flags |= TULIP_SYSTEMERROR;
3374 if_printf(&sc->tulip_if, "system error: %s\n",
3375 tulip_system_errors[sc->tulip_last_system_error]);
3377 sc->tulip_flags |= TULIP_NEEDRESET;
3378 sc->tulip_system_errors++;
3381 if (csr & (TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL) & sc->tulip_intrmask) {
3382 if (sc->tulip_boardsw->bd_media_poll != NULL) {
3383 (*sc->tulip_boardsw->bd_media_poll)(sc, csr & TULIP_STS_LINKFAIL
3384 ? TULIP_MEDIAPOLL_LINKFAIL
3385 : TULIP_MEDIAPOLL_LINKPASS);
3386 csr &= ~TULIP_STS_ABNRMLINTR;
3388 tulip_media_print(sc);
3390 if (csr & (TULIP_STS_RXINTR|TULIP_STS_RXNOBUF)) {
3391 u_int32_t misses = TULIP_CSR_READ(sc, csr_missed_frames);
3392 if (csr & TULIP_STS_RXNOBUF)
3393 sc->tulip_dot3stats.dot3StatsMissedFrames += misses & 0xFFFF;
3395 * Pass 2.[012] of the 21140A-A[CDE] may hang and/or corrupt data
3396 * on receive overflows.
3398 if ((misses & 0x0FFE0000) && (sc->tulip_features & TULIP_HAVE_RXBADOVRFLW)) {
3399 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++;
3401 * Stop the receiver process and spin until it's stopped.
3402 * Tell rx_intr to drop the packets it dequeues.
3404 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode & ~TULIP_CMD_RXRUN);
3405 while ((TULIP_CSR_READ(sc, csr_status) & TULIP_STS_RXSTOPPED) == 0)
3407 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED);
3408 sc->tulip_flags |= TULIP_RXIGNORE;
3411 if (sc->tulip_flags & TULIP_RXIGNORE) {
3413 * Restart the receiver.
3415 sc->tulip_flags &= ~TULIP_RXIGNORE;
3416 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3419 if (csr & TULIP_STS_ABNRMLINTR) {
3420 u_int32_t tmp = csr & sc->tulip_intrmask
3421 & ~(TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR);
3422 if (csr & TULIP_STS_TXUNDERFLOW) {
3423 if ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) != TULIP_CMD_THRSHLD160) {
3424 sc->tulip_cmdmode += TULIP_CMD_THRSHLD96;
3425 sc->tulip_flags |= TULIP_NEWTXTHRESH;
3426 } else if (sc->tulip_features & TULIP_HAVE_STOREFWD) {
3427 sc->tulip_cmdmode |= TULIP_CMD_STOREFWD;
3428 sc->tulip_flags |= TULIP_NEWTXTHRESH;
3431 if (sc->tulip_flags & TULIP_NOMESSAGES) {
3432 sc->tulip_statusbits |= tmp;
3434 tulip_print_abnormal_interrupt(sc, tmp);
3435 sc->tulip_flags |= TULIP_NOMESSAGES;
3437 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3439 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_TXPROBE_ACTIVE|TULIP_DOINGSETUP|TULIP_PROMISC)) {
3441 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0)
3442 tulip_ifstart(&sc->tulip_if);
3445 if (sc->tulip_flags & TULIP_NEEDRESET) {
3452 tulip_intr_shared(void *arg)
3456 for (sc = arg; sc != NULL; sc = sc->tulip_slaves)
3457 tulip_intr_handler(sc);
3461 tulip_intr_normal(void *arg)
3463 tulip_softc_t *sc = (tulip_softc_t *)arg;
3465 tulip_intr_handler(sc);
3468 static struct mbuf *
3469 tulip_txput(tulip_softc_t *sc, struct mbuf *m)
3471 tulip_ringinfo_t *ri = &sc->tulip_txinfo;
3472 tulip_desc_t *eop, *nextout;
3478 * Now we try to fill in our transmit descriptors. This is
3479 * a bit reminiscent of going on the Ark two by two
3480 * since each descriptor for the TULIP can describe
3481 * two buffers. So we advance through packet filling
3482 * each of the two entries at a time to to fill each
3483 * descriptor. Clear the first and last segment bits
3484 * in each descriptor (actually just clear everything
3485 * but the end-of-ring or chain bits) to make sure
3486 * we don't get messed up by previously sent packets.
3488 * We may fail to put the entire packet on the ring if
3489 * there is either not enough ring entries free or if the
3490 * packet has more than MAX_TXSEG segments. In the former
3491 * case we will just wait for the ring to empty. In the
3492 * latter case we have to recopy.
3497 eop = nextout = ri->ri_nextout;
3502 int len = m0->m_len;
3503 caddr_t addr = mtod(m0, caddr_t);
3504 unsigned clsize = PAGE_SIZE - (((uintptr_t) addr) & (PAGE_SIZE-1));
3507 unsigned slen = min(len, clsize);
3511 slen = 2040, partial = 1;
3514 if (segcnt > TULIP_MAX_TXSEG) {
3516 * The packet exceeds the number of transmit buffer
3517 * entries that we can use for one packet, so we have
3518 * recopy it into one mbuf and then try again.
3520 m0 = m_defrag(m, MB_DONTWAIT);
3529 * See if there's any unclaimed space in the
3532 if ((free += tulip_tx_intr(sc)) == 0) {
3534 * There's no more room but since nothing
3535 * has been committed at this point, just
3536 * show output is active, put back the
3539 sc->tulip_flags |= TULIP_WANTTXSTART;
3544 if (++nextout == ri->ri_last)
3545 nextout = ri->ri_first;
3546 eop->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
3547 eop->d_status = d_status;
3548 eop->d_addr1 = TULIP_KVATOPHYS(sc, addr);
3549 eop->d_length1 = slen;
3552 * Fill in second half of descriptor
3554 eop->d_addr2 = TULIP_KVATOPHYS(sc, addr);
3555 eop->d_length2 = slen;
3557 d_status = TULIP_DSTS_OWNER;
3566 } while ((m0 = m0->m_next) != NULL);
3568 BPF_MTAP(&sc->tulip_if, m);
3571 * The descriptors have been filled in. Now get ready
3574 IF_ENQUEUE(&sc->tulip_txq, m);
3578 * Make sure the next descriptor after this packet is owned
3579 * by us since it may have been set up above if we ran out
3580 * of room in the ring.
3582 nextout->d_status = 0;
3583 TULIP_TXDESC_PRESYNC(sc, nextout, sizeof(u_int32_t));
3586 * If we only used the first segment of the last descriptor,
3587 * make sure the second segment will not be used.
3595 * Mark the last and first segments, indicate we want a transmit
3596 * complete interrupt, and tell it to transmit!
3598 eop->d_flag |= TULIP_DFLAG_TxLASTSEG|TULIP_DFLAG_TxWANTINTR;
3601 * Note that ri->ri_nextout is still the start of the packet
3602 * and until we set the OWNER bit, we can still back out of
3603 * everything we have done.
3605 ri->ri_nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG;
3606 ri->ri_nextout->d_status = TULIP_DSTS_OWNER;
3607 TULIP_TXDESC_PRESYNC(sc, ri->ri_nextout, sizeof(u_int32_t));
3610 * This advances the ring for us.
3612 ri->ri_nextout = nextout;
3615 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
3616 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
3617 sc->tulip_if.if_flags |= IFF_OACTIVE;
3618 sc->tulip_if.if_start = tulip_ifstart;
3623 * switch back to the single queueing ifstart.
3625 sc->tulip_flags &= ~TULIP_WANTTXSTART;
3626 if (sc->tulip_txtimer == 0)
3627 sc->tulip_txtimer = TULIP_TXTIMER;
3630 * If we want a txstart, there must be not enough space in the
3631 * transmit ring. So we want to enable transmit done interrupts
3632 * so we can immediately reclaim some space. When the transmit
3633 * interrupt is posted, the interrupt handler will call tx_intr
3634 * to reclaim space and then txstart (since WANTTXSTART is set).
3635 * txstart will move the packet into the transmit ring and clear
3636 * WANTTXSTART thereby causing TXINTR to be cleared.
3639 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_DOINGSETUP)) {
3640 sc->tulip_if.if_flags |= IFF_OACTIVE;
3641 sc->tulip_if.if_start = tulip_ifstart;
3642 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
3643 sc->tulip_intrmask |= TULIP_STS_TXINTR;
3644 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3646 } else if ((sc->tulip_flags & TULIP_PROMISC) == 0) {
3647 if (sc->tulip_intrmask & TULIP_STS_TXINTR) {
3648 sc->tulip_intrmask &= ~TULIP_STS_TXINTR;
3649 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3652 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
3657 tulip_txput_setup(tulip_softc_t *sc)
3659 tulip_ringinfo_t *ri = &sc->tulip_txinfo;
3660 tulip_desc_t *nextout;
3663 * We will transmit, at most, one setup packet per call to ifstart.
3667 * Try to reclaim some free descriptors..
3669 if (ri->ri_free < 2)
3671 if ((sc->tulip_flags & TULIP_DOINGSETUP) || ri->ri_free == 1) {
3672 sc->tulip_flags |= TULIP_WANTTXSTART;
3673 sc->tulip_if.if_start = tulip_ifstart;
3676 bcopy(sc->tulip_setupdata, sc->tulip_setupbuf,
3677 sizeof(sc->tulip_setupbuf));
3679 * Clear WANTSETUP and set DOINGSETUP. Set know that WANTSETUP is
3680 * set and DOINGSETUP is clear doing an XOR of the two will DTRT.
3682 sc->tulip_flags ^= TULIP_WANTSETUP|TULIP_DOINGSETUP;
3684 nextout = ri->ri_nextout;
3685 nextout->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
3686 nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG|TULIP_DFLAG_TxLASTSEG
3687 |TULIP_DFLAG_TxSETUPPKT|TULIP_DFLAG_TxWANTINTR;
3688 if (sc->tulip_flags & TULIP_WANTHASHPERFECT)
3689 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT;
3690 else if (sc->tulip_flags & TULIP_WANTHASHONLY)
3691 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT|TULIP_DFLAG_TxINVRSFILT;
3693 nextout->d_length2 = 0;
3694 nextout->d_addr2 = 0;
3695 nextout->d_length1 = sizeof(sc->tulip_setupbuf);
3696 nextout->d_addr1 = TULIP_KVATOPHYS(sc, sc->tulip_setupbuf);
3699 * Advance the ring for the next transmit packet.
3701 if (++ri->ri_nextout == ri->ri_last)
3702 ri->ri_nextout = ri->ri_first;
3705 * Make sure the next descriptor is owned by us since it
3706 * may have been set up above if we ran out of room in the
3709 ri->ri_nextout->d_status = 0;
3710 TULIP_TXDESC_PRESYNC(sc, ri->ri_nextout, sizeof(u_int32_t));
3711 nextout->d_status = TULIP_DSTS_OWNER;
3713 * Flush the ownwership of the current descriptor
3715 TULIP_TXDESC_PRESYNC(sc, nextout, sizeof(u_int32_t));
3716 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
3717 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
3718 sc->tulip_intrmask |= TULIP_STS_TXINTR;
3719 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3724 tulip_ifioctl(struct ifnet *ifp, u_long cmd, caddr_t data, struct ucred * cr)
3726 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
3727 struct ifaddr *ifa = (struct ifaddr *)data;
3728 struct ifreq *ifr = (struct ifreq *)data;
3735 ifp->if_flags |= IFF_UP;
3736 switch(ifa->ifa_addr->sa_family) {
3740 arp_ifinit(&(sc)->tulip_ac.ac_if, ifa);
3747 struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr);
3748 if (ipx_nullhost(*ina)) {
3749 ina->x_host = *(union ipx_host *)(sc->tulip_enaddr);
3751 ifp->if_flags &= ~IFF_RUNNING;
3752 bcopy((caddr_t)ina->x_host.c_host,
3753 (caddr_t)sc->tulip_enaddr,
3754 sizeof(sc->tulip_enaddr));
3763 * This magic copied from if_is.c; I don't use XNS,
3764 * so I have no way of telling if this actually
3768 struct ns_addr *ina = &(IA_SNS(ifa)->sns_addr);
3769 if (ns_nullhost(*ina)) {
3770 ina->x_host = *(union ns_host *)(sc->tulip_enaddr);
3772 ifp->if_flags &= ~IFF_RUNNING;
3773 bcopy((caddr_t)ina->x_host.c_host,
3774 (caddr_t)sc->tulip_enaddr,
3775 sizeof(sc->tulip_enaddr));
3790 bcopy((caddr_t) sc->tulip_enaddr,
3791 (caddr_t) ((struct sockaddr *)&ifr->ifr_data)->sa_data,
3796 case SIOCSIFFLAGS: {
3797 tulip_addr_filter(sc); /* reinit multicast filter */
3803 case SIOCGIFMEDIA: {
3804 error = ifmedia_ioctl(ifp, ifr, &sc->tulip_ifmedia, cmd);
3809 case SIOCDELMULTI: {
3811 * Update multicast listeners
3813 tulip_addr_filter(sc); /* reset multicast filtering */
3821 * Set the interface MTU.
3823 if (ifr->ifr_mtu > ETHERMTU
3825 && sc->tulip_chipid != TULIP_21140
3826 && sc->tulip_chipid != TULIP_21140A
3827 && sc->tulip_chipid != TULIP_21041
3833 ifp->if_mtu = ifr->ifr_mtu;
3841 case SIOCGADDRROM: {
3842 error = copyout(sc->tulip_rombuf, ifr->ifr_data, sizeof(sc->tulip_rombuf));
3848 ifr->ifr_metric = (int) sc->tulip_chipid;
3864 tulip_ifstart(struct ifnet *ifp)
3866 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
3868 if (sc->tulip_if.if_flags & IFF_RUNNING) {
3870 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP)
3871 tulip_txput_setup(sc);
3873 while (sc->tulip_if.if_snd.ifq_head != NULL) {
3875 IF_DEQUEUE(&sc->tulip_if.if_snd, m);
3876 if ((m = tulip_txput(sc, m)) != NULL) {
3877 IF_PREPEND(&sc->tulip_if.if_snd, m);
3885 tulip_ifwatchdog(struct ifnet *ifp)
3887 tulip_softc_t * const sc = (tulip_softc_t *)ifp->if_softc;
3889 sc->tulip_if.if_timer = 1;
3891 * These should be rare so do a bulk test up front so we can just skip
3894 if (sc->tulip_flags & (TULIP_SYSTEMERROR|TULIP_RXBUFSLOW|TULIP_NOMESSAGES)) {
3896 * If the number of receive buffer is low, try to refill
3898 if (sc->tulip_flags & TULIP_RXBUFSLOW)
3901 if (sc->tulip_flags & TULIP_SYSTEMERROR) {
3902 if_printf(ifp, "%d system errors: last was %s\n",
3903 sc->tulip_system_errors,
3904 tulip_system_errors[sc->tulip_last_system_error]);
3906 if (sc->tulip_statusbits) {
3907 tulip_print_abnormal_interrupt(sc, sc->tulip_statusbits);
3908 sc->tulip_statusbits = 0;
3911 sc->tulip_flags &= ~(TULIP_NOMESSAGES|TULIP_SYSTEMERROR);
3914 if (sc->tulip_txtimer)
3916 if (sc->tulip_txtimer && --sc->tulip_txtimer == 0) {
3917 if_printf(ifp, "transmission timeout\n");
3918 if (TULIP_DO_AUTOSENSE(sc)) {
3919 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
3920 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
3921 sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP);
3929 tulip_attach(tulip_softc_t *sc)
3931 struct ifnet *ifp = &sc->tulip_if;
3933 callout_init(&sc->tulip_timer);
3934 callout_init(&sc->tulip_fast_timer);
3936 ifp->if_flags = IFF_BROADCAST|IFF_SIMPLEX|IFF_MULTICAST;
3937 ifp->if_ioctl = tulip_ifioctl;
3938 ifp->if_start = tulip_ifstart;
3939 ifp->if_watchdog = tulip_ifwatchdog;
3942 if_printf(ifp, "%s%s pass %d.%d%s\n",
3944 tulip_chipdescs[sc->tulip_chipid],
3945 (sc->tulip_revinfo & 0xF0) >> 4,
3946 sc->tulip_revinfo & 0x0F,
3947 (sc->tulip_features & (TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM))
3948 == TULIP_HAVE_ISVSROM ? " (invalid EESPROM checksum)" : "");
3950 (*sc->tulip_boardsw->bd_media_probe)(sc);
3951 ifmedia_init(&sc->tulip_ifmedia, 0,
3952 tulip_ifmedia_change,
3953 tulip_ifmedia_status);
3954 sc->tulip_flags &= ~TULIP_DEVICEPROBE;
3955 tulip_ifmedia_add(sc);
3959 ether_ifattach(&(sc)->tulip_if, sc->tulip_enaddr);
3960 ifp->if_snd.ifq_maxlen = ifqmaxlen;
3964 tulip_initcsrs(tulip_softc_t *sc, tulip_csrptr_t csr_base, size_t csr_size)
3966 sc->tulip_csrs.csr_busmode = csr_base + 0 * csr_size;
3967 sc->tulip_csrs.csr_txpoll = csr_base + 1 * csr_size;
3968 sc->tulip_csrs.csr_rxpoll = csr_base + 2 * csr_size;
3969 sc->tulip_csrs.csr_rxlist = csr_base + 3 * csr_size;
3970 sc->tulip_csrs.csr_txlist = csr_base + 4 * csr_size;
3971 sc->tulip_csrs.csr_status = csr_base + 5 * csr_size;
3972 sc->tulip_csrs.csr_command = csr_base + 6 * csr_size;
3973 sc->tulip_csrs.csr_intr = csr_base + 7 * csr_size;
3974 sc->tulip_csrs.csr_missed_frames = csr_base + 8 * csr_size;
3975 sc->tulip_csrs.csr_9 = csr_base + 9 * csr_size;
3976 sc->tulip_csrs.csr_10 = csr_base + 10 * csr_size;
3977 sc->tulip_csrs.csr_11 = csr_base + 11 * csr_size;
3978 sc->tulip_csrs.csr_12 = csr_base + 12 * csr_size;
3979 sc->tulip_csrs.csr_13 = csr_base + 13 * csr_size;
3980 sc->tulip_csrs.csr_14 = csr_base + 14 * csr_size;
3981 sc->tulip_csrs.csr_15 = csr_base + 15 * csr_size;
3985 tulip_initring(tulip_softc_t *sc, tulip_ringinfo_t *ri, tulip_desc_t *descs,
3988 ri->ri_max = ndescs;
3989 ri->ri_first = descs;
3990 ri->ri_last = ri->ri_first + ri->ri_max;
3991 bzero((caddr_t) ri->ri_first, sizeof(ri->ri_first[0]) * ri->ri_max);
3992 ri->ri_last[-1].d_flag = TULIP_DFLAG_ENDRING;
3996 * This is the PCI configuration support.
3999 #define PCI_CBIO 0x10 /* Configuration Base IO Address */
4000 #define PCI_CBMA 0x14 /* Configuration Base Memory Address */
4001 #define PCI_CFDA 0x40 /* Configuration Driver Area */
4004 tulip_pci_probe(device_t dev)
4006 const char *name = NULL;
4008 if (pci_get_vendor(dev) != DEC_VENDORID)
4012 * Some LanMedia WAN cards use the Tulip chip, but they have
4013 * their own driver, and we should not recognize them
4015 if (pci_get_subvendor(dev) == 0x1376)
4018 switch (pci_get_device(dev)) {
4020 name = "Digital 21040 Ethernet";
4023 name = "Digital 21041 Ethernet";
4026 if (pci_get_revid(dev) >= 0x20)
4027 name = "Digital 21140A Fast Ethernet";
4029 name = "Digital 21140 Fast Ethernet";
4032 if (pci_get_revid(dev) >= 0x20)
4033 name = "Digital 21143 Fast Ethernet";
4035 name = "Digital 21142 Fast Ethernet";
4039 device_set_desc(dev, name);
4046 tulip_shutdown(device_t dev)
4048 tulip_softc_t *sc = device_get_softc(dev);
4049 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
4050 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
4051 33MHz that comes to two microseconds but wait a
4052 bit longer anyways) */
4057 tulip_pci_attach(device_t dev)
4061 uint32_t revinfo, cfdainfo, cfcsinfo;
4062 u_int csroffset = TULIP_PCI_CSROFFSET;
4063 u_int csrsize = TULIP_PCI_CSRSIZE;
4064 tulip_csrptr_t csr_base;
4065 tulip_chipid_t chipid = TULIP_CHIPID_UNKNOWN;
4066 struct resource *res;
4069 if (device_get_unit(dev) >= TULIP_MAX_DEVICES) {
4070 device_printf(dev, "not configured; limit of %d reached or exceeded\n",
4075 revinfo = pci_get_revid(dev);
4076 cfdainfo = pci_read_config(dev, PCI_CFDA, 4);
4077 cfcsinfo = pci_read_config(dev, PCIR_COMMAND, 4);
4079 /* turn busmaster on in case BIOS doesn't set it */
4080 pci_enable_busmaster(dev);
4082 if (pci_get_vendor(dev) == DEC_VENDORID) {
4083 if (pci_get_device(dev) == CHIPID_21040)
4084 chipid = TULIP_21040;
4085 else if (pci_get_device(dev) == CHIPID_21041)
4086 chipid = TULIP_21041;
4087 else if (pci_get_device(dev) == CHIPID_21140)
4088 chipid = (revinfo >= 0x20) ? TULIP_21140A : TULIP_21140;
4089 else if (pci_get_device(dev) == CHIPID_21142)
4090 chipid = (revinfo >= 0x20) ? TULIP_21143 : TULIP_21142;
4092 if (chipid == TULIP_CHIPID_UNKNOWN)
4095 if (chipid == TULIP_21040 && revinfo < 0x20) {
4096 device_printf(dev, "not configured; 21040 pass 2.0 required (%d.%d found)\n",
4097 revinfo >> 4, revinfo & 0x0f);
4099 } else if (chipid == TULIP_21140 && revinfo < 0x11) {
4100 device_printf(dev, "not configured; 21140 pass 1.1 required (%d.%d found)\n",
4101 revinfo >> 4, revinfo & 0x0f);
4105 sc = device_get_softc(dev);
4106 sc->tulip_dev = dev;
4107 sc->tulip_pci_busno = pci_get_bus(dev);
4108 sc->tulip_pci_devno = pci_get_slot(dev);
4109 sc->tulip_chipid = chipid;
4110 sc->tulip_flags |= TULIP_DEVICEPROBE;
4111 if (chipid == TULIP_21140 || chipid == TULIP_21140A)
4112 sc->tulip_features |= TULIP_HAVE_GPR|TULIP_HAVE_STOREFWD;
4113 if (chipid == TULIP_21140A && revinfo <= 0x22)
4114 sc->tulip_features |= TULIP_HAVE_RXBADOVRFLW;
4115 if (chipid == TULIP_21140)
4116 sc->tulip_features |= TULIP_HAVE_BROKEN_HASH;
4117 if (chipid != TULIP_21040 && chipid != TULIP_21140)
4118 sc->tulip_features |= TULIP_HAVE_POWERMGMT;
4119 if (chipid == TULIP_21041 || chipid == TULIP_21142 || chipid == TULIP_21143) {
4120 sc->tulip_features |= TULIP_HAVE_DUALSENSE;
4121 if (chipid != TULIP_21041 || revinfo >= 0x20)
4122 sc->tulip_features |= TULIP_HAVE_SIANWAY;
4123 if (chipid != TULIP_21041)
4124 sc->tulip_features |= TULIP_HAVE_SIAGP|TULIP_HAVE_RXBADOVRFLW|TULIP_HAVE_STOREFWD;
4125 if (chipid != TULIP_21041 && revinfo >= 0x20)
4126 sc->tulip_features |= TULIP_HAVE_SIA100;
4129 if (sc->tulip_features & TULIP_HAVE_POWERMGMT
4130 && (cfdainfo & (TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE))) {
4131 cfdainfo &= ~(TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE);
4132 pci_write_config(dev, PCI_CFDA, cfdainfo, 4);
4135 if_initname(&sc->tulip_if, device_get_name(dev), device_get_unit(dev));
4136 sc->tulip_revinfo = revinfo;
4137 sc->tulip_if.if_softc = sc;
4138 #if defined(TULIP_IOMAPPED)
4140 res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
4143 res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
4147 sc->tulip_csrs_bst = rman_get_bustag(res);
4148 sc->tulip_csrs_bsh = rman_get_bushandle(res);
4151 tulips[device_get_unit(dev)] = sc;
4153 tulip_initcsrs(sc, csr_base + csroffset, csrsize);
4155 sc->tulip_rxdescs = malloc(sizeof(tulip_desc_t) * TULIP_RXDESCS,
4156 M_DEVBUF, M_INTWAIT);
4157 sc->tulip_txdescs = malloc(sizeof(tulip_desc_t) * TULIP_TXDESCS,
4158 M_DEVBUF, M_INTWAIT);
4160 tulip_initring(sc, &sc->tulip_rxinfo, sc->tulip_rxdescs, TULIP_RXDESCS);
4161 tulip_initring(sc, &sc->tulip_txinfo, sc->tulip_txdescs, TULIP_TXDESCS);
4164 * Make sure there won't be any interrupts or such...
4166 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
4167 DELAY(100); /* Wait 10 microseconds (actually 50 PCI cycles but at
4168 33MHz that comes to two microseconds but wait a
4169 bit longer anyways) */
4171 if ((retval = tulip_read_macaddr(sc)) < 0) {
4172 device_printf(dev, "can't read ENET ROM (why=%d) (", retval);
4173 for (idx = 0; idx < 32; idx++)
4174 printf("%02x", sc->tulip_rombuf[idx]);
4176 device_printf(dev, "%s%s pass %d.%d\n",
4177 sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid],
4178 (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F);
4179 device_printf(dev, "address unknown\n");
4181 void (*intr_rtn)(void *) = tulip_intr_normal;
4183 if (sc->tulip_features & TULIP_HAVE_SHAREDINTR)
4184 intr_rtn = tulip_intr_shared;
4186 if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) {
4190 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
4191 RF_SHAREABLE | RF_ACTIVE);
4192 if (res == 0 || bus_setup_intr(dev, res, INTR_TYPE_NET,
4193 intr_rtn, sc, &ih, NULL)) {
4194 device_printf(dev, "couldn't map interrupt\n");
4195 free((caddr_t) sc->tulip_rxdescs, M_DEVBUF);
4196 free((caddr_t) sc->tulip_txdescs, M_DEVBUF);
4208 static device_method_t tulip_pci_methods[] = {
4209 /* Device interface */
4210 DEVMETHOD(device_probe, tulip_pci_probe),
4211 DEVMETHOD(device_attach, tulip_pci_attach),
4212 DEVMETHOD(device_shutdown, tulip_shutdown),
4215 static driver_t tulip_pci_driver = {
4218 sizeof(tulip_softc_t),
4220 static devclass_t tulip_devclass;
4222 DECLARE_DUMMY_MODULE(if_de);
4223 DRIVER_MODULE(if_de, pci, tulip_pci_driver, tulip_devclass, 0, 0);