1 /* $NetBSD: if_de.c,v 1.86 1999/06/01 19:17:59 thorpej Exp $ */
3 * SPDX-License-Identifier: BSD-2-Clause-NetBSD
5 * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com)
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 * Id: if_de.c,v 1.94 1997/07/03 16:55:07 thomas Exp
31 * DEC 21040 PCI Ethernet Controller
33 * Written by Matt Thomas
34 * BPF support code stolen directly from if_ec.c
36 * This driver supports the DEC DE435 or any other PCI
37 * board which support 21040, 21041, or 21140 (mostly).
40 #include <sys/cdefs.h>
41 __FBSDID("$FreeBSD$");
43 #define TULIP_HDR_DATA
47 #include <sys/param.h>
48 #include <sys/systm.h>
49 #include <sys/endian.h>
52 #include <sys/socket.h>
53 #include <sys/sockio.h>
54 #include <sys/malloc.h>
55 #include <sys/kernel.h>
56 #include <sys/module.h>
57 #include <sys/eventhandler.h>
58 #include <machine/bus.h>
59 #include <machine/bus_dma.h>
60 #include <machine/resource.h>
65 #include <net/if_var.h>
66 #include <net/if_arp.h>
67 #include <net/ethernet.h>
68 #include <net/if_media.h>
69 #include <net/if_types.h>
70 #include <net/if_dl.h>
75 #include <netinet/in.h>
76 #include <netinet/if_ether.h>
81 #include <net/if_var.h>
83 #include <dev/pci/pcivar.h>
84 #include <dev/pci/pcireg.h>
85 #include <dev/de/dc21040reg.h>
92 * Intel CPUs should use I/O mapped access.
95 #define TULIP_IOMAPPED
99 /* This enables KTR traces at KTR_DEV. */
100 #define KTR_TULIP KTR_DEV
107 * This turns on all sort of debugging stuff and make the
108 * driver much larger.
114 #define TULIP_PERFSTATS
119 #include <dev/de/if_devar.h>
126 * This module supports
127 * the DEC 21040 PCI Ethernet Controller.
128 * the DEC 21041 PCI Ethernet Controller.
129 * the DEC 21140 PCI Fast Ethernet Controller.
131 static void tulip_addr_filter(tulip_softc_t * const sc);
132 static int tulip_ifmedia_change(struct ifnet * const ifp);
133 static void tulip_ifmedia_status(struct ifnet * const ifp,
134 struct ifmediareq *req);
135 static void tulip_init(void *);
136 static void tulip_init_locked(tulip_softc_t * const sc);
137 static void tulip_intr_shared(void *arg);
138 static void tulip_intr_normal(void *arg);
139 static void tulip_mii_autonegotiate(tulip_softc_t * const sc,
140 const unsigned phyaddr);
141 static int tulip_mii_map_abilities(tulip_softc_t * const sc,
144 tulip_mii_phy_readspecific(tulip_softc_t * const sc);
145 static unsigned tulip_mii_readreg(tulip_softc_t * const sc, unsigned devaddr,
147 static void tulip_mii_writereg(tulip_softc_t * const sc, unsigned devaddr,
148 unsigned regno, unsigned data);
149 static void tulip_reset(tulip_softc_t * const sc);
150 static void tulip_rx_intr(tulip_softc_t * const sc);
151 static int tulip_srom_decode(tulip_softc_t * const sc);
152 static void tulip_start(struct ifnet *ifp);
153 static void tulip_start_locked(tulip_softc_t * const sc);
155 tulip_txput(tulip_softc_t * const sc, struct mbuf *m);
156 static void tulip_txput_setup(tulip_softc_t * const sc);
157 static void tulip_watchdog(void *arg);
158 struct mbuf * tulip_dequeue_mbuf(tulip_ringinfo_t *ri, tulip_descinfo_t *di,
160 static void tulip_dma_map_addr(void *, bus_dma_segment_t *, int, int);
161 static void tulip_dma_map_rxbuf(void *, bus_dma_segment_t *, int,
165 tulip_dma_map_addr(void *arg, bus_dma_segment_t *segs, int nseg, int error)
173 *paddr = segs->ds_addr;
177 tulip_dma_map_rxbuf(void *arg, bus_dma_segment_t *segs, int nseg,
178 bus_size_t mapsize, int error)
186 KASSERT(nseg == 1, ("too many DMA segments"));
187 KASSERT(segs[0].ds_len >= TULIP_RX_BUFLEN, ("receive buffer too small"));
189 desc->d_addr1 = segs[0].ds_addr & 0xffffffff;
190 desc->d_length1 = TULIP_RX_BUFLEN;
192 /* These should already always be zero. */
199 tulip_dequeue_mbuf(tulip_ringinfo_t *ri, tulip_descinfo_t *di, int sync)
209 TULIP_RXMAP_POSTSYNC(ri, di);
212 TULIP_TXMAP_POSTSYNC(ri, di);
215 panic("bad sync flag: %d", sync);
217 bus_dmamap_unload(ri->ri_data_tag, *di->di_map);
224 tulip_timeout_callback(void *arg)
226 tulip_softc_t * const sc = arg;
228 TULIP_PERFSTART(timeout)
229 TULIP_LOCK_ASSERT(sc);
231 sc->tulip_flags &= ~TULIP_TIMEOUTPENDING;
232 sc->tulip_probe_timeout -= 1000 / TULIP_HZ;
233 (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_TIMER);
235 TULIP_PERFEND(timeout);
239 tulip_timeout(tulip_softc_t * const sc)
241 TULIP_LOCK_ASSERT(sc);
242 if (sc->tulip_flags & TULIP_TIMEOUTPENDING)
244 sc->tulip_flags |= TULIP_TIMEOUTPENDING;
245 callout_reset(&sc->tulip_callout, (hz + TULIP_HZ / 2) / TULIP_HZ,
246 tulip_timeout_callback, sc);
250 tulip_txprobe(tulip_softc_t * const sc)
256 * Before we are sure this is the right media we need
257 * to send a small packet to make sure there's carrier.
258 * Strangely, BNC and AUI will "see" receive data if
259 * either is connected so the transmit is the only way
260 * to verify the connectivity.
262 TULIP_LOCK_ASSERT(sc);
263 MGETHDR(m, M_NOWAIT, MT_DATA);
267 * Construct a LLC TEST message which will point to ourselves.
269 if (sc->tulip_ifp->if_input != NULL)
270 enaddr = IF_LLADDR(sc->tulip_ifp);
272 enaddr = sc->tulip_enaddr;
273 bcopy(enaddr, mtod(m, struct ether_header *)->ether_dhost, ETHER_ADDR_LEN);
274 bcopy(enaddr, mtod(m, struct ether_header *)->ether_shost, ETHER_ADDR_LEN);
275 mtod(m, struct ether_header *)->ether_type = htons(3);
276 mtod(m, unsigned char *)[14] = 0;
277 mtod(m, unsigned char *)[15] = 0;
278 mtod(m, unsigned char *)[16] = 0xE3; /* LLC Class1 TEST (no poll) */
279 m->m_len = m->m_pkthdr.len = sizeof(struct ether_header) + 3;
283 sc->tulip_cmdmode |= TULIP_CMD_TXRUN;
284 sc->tulip_intrmask |= TULIP_STS_TXINTR;
285 sc->tulip_flags |= TULIP_TXPROBE_ACTIVE;
286 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
287 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
288 if ((m = tulip_txput(sc, m)) != NULL)
290 sc->tulip_probe.probe_txprobes++;
295 tulip_media_set(tulip_softc_t * const sc, tulip_media_t media)
297 const tulip_media_info_t *mi = sc->tulip_mediums[media];
299 TULIP_LOCK_ASSERT(sc);
304 * If we are switching media, make sure we don't think there's
305 * any stale RX activity
307 sc->tulip_flags &= ~TULIP_RXACT;
308 if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
309 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET);
310 TULIP_CSR_WRITE(sc, csr_sia_tx_rx, mi->mi_sia_tx_rx);
311 if (sc->tulip_features & TULIP_HAVE_SIAGP) {
312 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_control|mi->mi_sia_general);
314 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_data|mi->mi_sia_general);
316 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_general);
318 TULIP_CSR_WRITE(sc, csr_sia_connectivity, mi->mi_sia_connectivity);
319 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) {
320 #define TULIP_GPR_CMDBITS (TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_SCRAMBLER|TULIP_CMD_TXTHRSHLDCTL)
322 * If the cmdmode bits don't match the currently operating mode,
323 * set the cmdmode appropriately and reset the chip.
325 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) {
326 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
327 sc->tulip_cmdmode |= mi->mi_cmdmode;
330 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit);
332 TULIP_CSR_WRITE(sc, csr_gp, (u_int8_t) mi->mi_gpdata);
333 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) {
335 * If the cmdmode bits don't match the currently operating mode,
336 * set the cmdmode appropriately and reset the chip.
338 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) {
339 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
340 sc->tulip_cmdmode |= mi->mi_cmdmode;
343 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpcontrol);
344 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpdata);
345 } else if (mi->mi_type == TULIP_MEDIAINFO_MII
346 && sc->tulip_probe_state != TULIP_PROBE_INACTIVE) {
348 if (sc->tulip_features & TULIP_HAVE_SIAGP) {
350 dp = &sc->tulip_rombuf[mi->mi_reset_offset];
351 for (idx = 0; idx < mi->mi_reset_length; idx++, dp += 2) {
353 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16);
355 sc->tulip_phyaddr = mi->mi_phyaddr;
356 dp = &sc->tulip_rombuf[mi->mi_gpr_offset];
357 for (idx = 0; idx < mi->mi_gpr_length; idx++, dp += 2) {
359 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16);
362 for (idx = 0; idx < mi->mi_reset_length; idx++) {
364 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx]);
366 sc->tulip_phyaddr = mi->mi_phyaddr;
367 for (idx = 0; idx < mi->mi_gpr_length; idx++) {
369 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx]);
372 if (sc->tulip_flags & TULIP_TRYNWAY) {
373 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr);
374 } else if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) {
375 u_int32_t data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_CONTROL);
376 data &= ~(PHYCTL_SELECT_100MB|PHYCTL_FULL_DUPLEX|PHYCTL_AUTONEG_ENABLE);
377 sc->tulip_flags &= ~TULIP_DIDNWAY;
378 if (TULIP_IS_MEDIA_FD(media))
379 data |= PHYCTL_FULL_DUPLEX;
380 if (TULIP_IS_MEDIA_100MB(media))
381 data |= PHYCTL_SELECT_100MB;
382 tulip_mii_writereg(sc, sc->tulip_phyaddr, PHYREG_CONTROL, data);
388 tulip_linkup(tulip_softc_t * const sc, tulip_media_t media)
390 TULIP_LOCK_ASSERT(sc);
391 if ((sc->tulip_flags & TULIP_LINKUP) == 0)
392 sc->tulip_flags |= TULIP_PRINTLINKUP;
393 sc->tulip_flags |= TULIP_LINKUP;
394 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
395 #if 0 /* XXX how does with work with ifmedia? */
396 if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) {
397 if (sc->tulip_ifp->if_flags & IFF_FULLDUPLEX) {
398 if (TULIP_CAN_MEDIA_FD(media)
399 && sc->tulip_mediums[TULIP_FD_MEDIA_OF(media)] != NULL)
400 media = TULIP_FD_MEDIA_OF(media);
402 if (TULIP_IS_MEDIA_FD(media)
403 && sc->tulip_mediums[TULIP_HD_MEDIA_OF(media)] != NULL)
404 media = TULIP_HD_MEDIA_OF(media);
408 if (sc->tulip_media != media) {
410 sc->tulip_dbg.dbg_last_media = sc->tulip_media;
412 sc->tulip_media = media;
413 sc->tulip_flags |= TULIP_PRINTMEDIA;
414 if (TULIP_IS_MEDIA_FD(sc->tulip_media)) {
415 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
416 } else if (sc->tulip_chipid != TULIP_21041 || (sc->tulip_flags & TULIP_DIDNWAY) == 0) {
417 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
421 * We could set probe_timeout to 0 but setting to 3000 puts this
422 * in one central place and the only matters is tulip_link is
423 * followed by a tulip_timeout. Therefore setting it should not
424 * result in aberrant behaviour.
426 sc->tulip_probe_timeout = 3000;
427 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
428 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_TRYNWAY);
429 if (sc->tulip_flags & TULIP_INRESET) {
430 tulip_media_set(sc, sc->tulip_media);
431 } else if (sc->tulip_probe_media != sc->tulip_media) {
433 * No reason to change media if we have the right media.
437 tulip_init_locked(sc);
441 tulip_media_print(tulip_softc_t * const sc)
444 TULIP_LOCK_ASSERT(sc);
445 if ((sc->tulip_flags & TULIP_LINKUP) == 0)
447 if (sc->tulip_flags & TULIP_PRINTMEDIA) {
448 device_printf(sc->tulip_dev, "enabling %s port\n",
449 tulip_mediums[sc->tulip_media]);
450 sc->tulip_flags &= ~(TULIP_PRINTMEDIA|TULIP_PRINTLINKUP);
451 } else if (sc->tulip_flags & TULIP_PRINTLINKUP) {
452 device_printf(sc->tulip_dev, "link up\n");
453 sc->tulip_flags &= ~TULIP_PRINTLINKUP;
457 #if defined(TULIP_DO_GPR_SENSE)
459 tulip_21140_gpr_media_sense(tulip_softc_t * const sc)
461 struct ifnet *ifp sc->tulip_ifp;
462 tulip_media_t maybe_media = TULIP_MEDIA_UNKNOWN;
463 tulip_media_t last_media = TULIP_MEDIA_UNKNOWN;
466 TULIP_LOCK_ASSERT(sc);
469 * If one of the media blocks contained a default media flag,
472 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
473 const tulip_media_info_t *mi;
475 * Media is not supported (or is full-duplex).
477 if ((mi = sc->tulip_mediums[media]) == NULL || TULIP_IS_MEDIA_FD(media))
479 if (mi->mi_type != TULIP_MEDIAINFO_GPR)
483 * Remember the media is this is the "default" media.
485 if (mi->mi_default && maybe_media == TULIP_MEDIA_UNKNOWN)
489 * No activity mask? Can't see if it is active if there's no mask.
491 if (mi->mi_actmask == 0)
495 * Does the activity data match?
497 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) != mi->mi_actdata)
500 #if defined(TULIP_DEBUG)
501 device_printf(sc->tulip_dev, "%s: %s: 0x%02x & 0x%02x == 0x%02x\n",
502 __func__, tulip_mediums[media], TULIP_CSR_READ(sc, csr_gp) & 0xFF,
503 mi->mi_actmask, mi->mi_actdata);
506 * It does! If this is the first media we detected, then
507 * remember this media. If isn't the first, then there were
508 * multiple matches which we equate to no match (since we don't
509 * which to select (if any).
511 if (last_media == TULIP_MEDIA_UNKNOWN) {
513 } else if (last_media != media) {
514 last_media = TULIP_MEDIA_UNKNOWN;
517 return (last_media != TULIP_MEDIA_UNKNOWN) ? last_media : maybe_media;
519 #endif /* TULIP_DO_GPR_SENSE */
521 static tulip_link_status_t
522 tulip_media_link_monitor(tulip_softc_t * const sc)
524 const tulip_media_info_t * const mi = sc->tulip_mediums[sc->tulip_media];
525 tulip_link_status_t linkup = TULIP_LINK_DOWN;
527 TULIP_LOCK_ASSERT(sc);
529 #if defined(DIAGNOSTIC) || defined(TULIP_DEBUG)
530 panic("tulip_media_link_monitor: %s: botch at line %d\n",
531 tulip_mediums[sc->tulip_media],__LINE__);
533 return TULIP_LINK_UNKNOWN;
539 * Have we seen some packets? If so, the link must be good.
541 if ((sc->tulip_flags & (TULIP_RXACT|TULIP_LINKUP)) == (TULIP_RXACT|TULIP_LINKUP)) {
542 sc->tulip_flags &= ~TULIP_RXACT;
543 sc->tulip_probe_timeout = 3000;
544 return TULIP_LINK_UP;
547 sc->tulip_flags &= ~TULIP_RXACT;
548 if (mi->mi_type == TULIP_MEDIAINFO_MII) {
551 * Read the PHY status register.
553 status = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS);
554 if (status & PHYSTS_AUTONEG_DONE) {
556 * If the PHY has completed autonegotiation, see the if the
557 * remote systems abilities have changed. If so, upgrade or
558 * downgrade as appropriate.
560 u_int32_t abilities = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_AUTONEG_ABILITIES);
561 abilities = (abilities << 6) & status;
562 if (abilities != sc->tulip_abilities) {
563 #if defined(TULIP_DEBUG)
564 loudprintf("%s(phy%d): autonegotiation changed: 0x%04x -> 0x%04x\n",
565 ifp->if_xname, sc->tulip_phyaddr,
566 sc->tulip_abilities, abilities);
568 if (tulip_mii_map_abilities(sc, abilities)) {
569 tulip_linkup(sc, sc->tulip_probe_media);
570 return TULIP_LINK_UP;
573 * if we had selected media because of autonegotiation,
574 * we need to probe for the new media.
576 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
577 if (sc->tulip_flags & TULIP_DIDNWAY)
578 return TULIP_LINK_DOWN;
582 * The link is now up. If was down, say its back up.
584 if ((status & (PHYSTS_LINK_UP|PHYSTS_REMOTE_FAULT)) == PHYSTS_LINK_UP)
585 linkup = TULIP_LINK_UP;
586 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) {
588 * No activity sensor? Assume all's well.
590 if (mi->mi_actmask == 0)
591 return TULIP_LINK_UNKNOWN;
593 * Does the activity data match?
595 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) == mi->mi_actdata)
596 linkup = TULIP_LINK_UP;
597 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
599 * Assume non TP ok for now.
601 if (!TULIP_IS_MEDIA_TP(sc->tulip_media))
602 return TULIP_LINK_UNKNOWN;
603 if ((TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) == 0)
604 linkup = TULIP_LINK_UP;
605 #if defined(TULIP_DEBUG)
606 if (sc->tulip_probe_timeout <= 0)
607 device_printf(sc->tulip_dev, "sia status = 0x%08x\n",
608 TULIP_CSR_READ(sc, csr_sia_status));
610 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) {
611 return TULIP_LINK_UNKNOWN;
614 * We will wait for 3 seconds until the link goes into suspect mode.
616 if (sc->tulip_flags & TULIP_LINKUP) {
617 if (linkup == TULIP_LINK_UP)
618 sc->tulip_probe_timeout = 3000;
619 if (sc->tulip_probe_timeout > 0)
620 return TULIP_LINK_UP;
622 sc->tulip_flags &= ~TULIP_LINKUP;
623 device_printf(sc->tulip_dev, "link down: cable problem?\n");
625 #if defined(TULIP_DEBUG)
626 sc->tulip_dbg.dbg_link_downed++;
628 return TULIP_LINK_DOWN;
632 tulip_media_poll(tulip_softc_t * const sc, tulip_mediapoll_event_t event)
635 TULIP_LOCK_ASSERT(sc);
636 #if defined(TULIP_DEBUG)
637 sc->tulip_dbg.dbg_events[event]++;
639 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE
640 && event == TULIP_MEDIAPOLL_TIMER) {
641 switch (tulip_media_link_monitor(sc)) {
642 case TULIP_LINK_DOWN: {
644 * Link Monitor failed. Probe for new media.
646 event = TULIP_MEDIAPOLL_LINKFAIL;
649 case TULIP_LINK_UP: {
656 case TULIP_LINK_UNKNOWN: {
658 * We can't tell so don't bother.
665 if (event == TULIP_MEDIAPOLL_LINKFAIL) {
666 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) {
667 if (TULIP_DO_AUTOSENSE(sc)) {
668 #if defined(TULIP_DEBUG)
669 sc->tulip_dbg.dbg_link_failures++;
671 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
672 if (sc->tulip_ifp->if_flags & IFF_UP)
673 tulip_reset(sc); /* restart probe */
677 #if defined(TULIP_DEBUG)
678 sc->tulip_dbg.dbg_link_pollintrs++;
682 if (event == TULIP_MEDIAPOLL_START) {
683 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
684 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE)
686 sc->tulip_probe_mediamask = 0;
687 sc->tulip_probe_passes = 0;
688 #if defined(TULIP_DEBUG)
689 sc->tulip_dbg.dbg_media_probes++;
692 * If the SROM contained an explicit media to use, use it.
694 sc->tulip_cmdmode &= ~(TULIP_CMD_RXRUN|TULIP_CMD_FULLDUPLEX);
695 sc->tulip_flags |= TULIP_TRYNWAY|TULIP_PROBE1STPASS;
696 sc->tulip_flags &= ~(TULIP_DIDNWAY|TULIP_PRINTMEDIA|TULIP_PRINTLINKUP);
698 * connidx is defaulted to a media_unknown type.
700 sc->tulip_probe_media = tulip_srom_conninfo[sc->tulip_connidx].sc_media;
701 if (sc->tulip_probe_media != TULIP_MEDIA_UNKNOWN) {
702 tulip_linkup(sc, sc->tulip_probe_media);
707 if (sc->tulip_features & TULIP_HAVE_GPR) {
708 sc->tulip_probe_state = TULIP_PROBE_GPRTEST;
709 sc->tulip_probe_timeout = 2000;
711 sc->tulip_probe_media = TULIP_MEDIA_MAX;
712 sc->tulip_probe_timeout = 0;
713 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
718 * Ignore txprobe failures or spurious callbacks.
720 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED
721 && sc->tulip_probe_state != TULIP_PROBE_MEDIATEST) {
722 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
727 * If we really transmitted a packet, then that's the media we'll use.
729 if (event == TULIP_MEDIAPOLL_TXPROBE_OK || event == TULIP_MEDIAPOLL_LINKPASS) {
730 if (event == TULIP_MEDIAPOLL_LINKPASS) {
731 /* XXX Check media status just to be sure */
732 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
733 #if defined(TULIP_DEBUG)
735 sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++;
738 tulip_linkup(sc, sc->tulip_probe_media);
743 if (sc->tulip_probe_state == TULIP_PROBE_GPRTEST) {
744 #if defined(TULIP_DO_GPR_SENSE)
746 * Check for media via the general purpose register.
748 * Try to sense the media via the GPR. If the same value
749 * occurs 3 times in a row then just use that.
751 if (sc->tulip_probe_timeout > 0) {
752 tulip_media_t new_probe_media = tulip_21140_gpr_media_sense(sc);
753 #if defined(TULIP_DEBUG)
754 device_printf(sc->tulip_dev, "%s: gpr sensing = %s\n", __func__,
755 tulip_mediums[new_probe_media]);
757 if (new_probe_media != TULIP_MEDIA_UNKNOWN) {
758 if (new_probe_media == sc->tulip_probe_media) {
759 if (--sc->tulip_probe_count == 0)
760 tulip_linkup(sc, sc->tulip_probe_media);
762 sc->tulip_probe_count = 10;
765 sc->tulip_probe_media = new_probe_media;
769 #endif /* TULIP_DO_GPR_SENSE */
771 * Brute force. We cycle through each of the media types
772 * and try to transmit a packet.
774 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
775 sc->tulip_probe_media = TULIP_MEDIA_MAX;
776 sc->tulip_probe_timeout = 0;
781 if (sc->tulip_probe_state != TULIP_PROBE_MEDIATEST
782 && (sc->tulip_features & TULIP_HAVE_MII)) {
783 tulip_media_t old_media = sc->tulip_probe_media;
784 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr);
785 switch (sc->tulip_probe_state) {
786 case TULIP_PROBE_FAILED:
787 case TULIP_PROBE_MEDIATEST: {
789 * Try the next media.
791 sc->tulip_probe_mediamask |= sc->tulip_mediums[sc->tulip_probe_media]->mi_mediamask;
792 sc->tulip_probe_timeout = 0;
794 if (sc->tulip_probe_state == TULIP_PROBE_FAILED)
796 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc))
798 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 300;
802 case TULIP_PROBE_PHYAUTONEG: {
805 case TULIP_PROBE_INACTIVE: {
807 * Only probe if we autonegotiated a media that hasn't failed.
809 sc->tulip_probe_timeout = 0;
810 if (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) {
811 sc->tulip_probe_media = old_media;
814 tulip_linkup(sc, sc->tulip_probe_media);
819 #if defined(DIAGNOSTIC) || defined(TULIP_DEBUG)
820 panic("tulip_media_poll: botch at line %d\n", __LINE__);
827 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) {
828 #if defined(TULIP_DEBUG)
829 sc->tulip_dbg.dbg_txprobes_failed[sc->tulip_probe_media]++;
831 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
836 * switch to another media if we tried this one enough.
838 if (/* event == TULIP_MEDIAPOLL_TXPROBE_FAILED || */ sc->tulip_probe_timeout <= 0) {
839 #if defined(TULIP_DEBUG)
840 if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) {
841 device_printf(sc->tulip_dev, "poll media unknown!\n");
842 sc->tulip_probe_media = TULIP_MEDIA_MAX;
846 * Find the next media type to check for. Full Duplex
847 * types are not allowed.
850 sc->tulip_probe_media -= 1;
851 if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) {
852 if (++sc->tulip_probe_passes == 3) {
853 device_printf(sc->tulip_dev,
854 "autosense failed: cable problem?\n");
855 if ((sc->tulip_ifp->if_flags & IFF_UP) == 0) {
856 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
857 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
861 sc->tulip_flags ^= TULIP_TRYNWAY; /* XXX */
862 sc->tulip_probe_mediamask = 0;
863 sc->tulip_probe_media = TULIP_MEDIA_MAX - 1;
865 } while (sc->tulip_mediums[sc->tulip_probe_media] == NULL
866 || (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media))
867 || TULIP_IS_MEDIA_FD(sc->tulip_probe_media));
869 #if defined(TULIP_DEBUG)
870 device_printf(sc->tulip_dev, "%s: probing %s\n",
871 event == TULIP_MEDIAPOLL_TXPROBE_FAILED ? "txprobe failed" : "timeout",
872 tulip_mediums[sc->tulip_probe_media]);
874 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 1000;
875 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
876 sc->tulip_probe.probe_txprobes = 0;
878 tulip_media_set(sc, sc->tulip_probe_media);
879 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
884 * If this is hanging off a phy, we know are doing NWAY and we have
885 * forced the phy to a specific speed. Wait for link up before
886 * before sending a packet.
888 switch (sc->tulip_mediums[sc->tulip_probe_media]->mi_type) {
889 case TULIP_MEDIAINFO_MII: {
890 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc))
894 case TULIP_MEDIAINFO_SIA: {
895 if (TULIP_IS_MEDIA_TP(sc->tulip_probe_media)) {
896 if (TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL)
898 tulip_linkup(sc, sc->tulip_probe_media);
900 if (sc->tulip_features & TULIP_HAVE_MII)
907 case TULIP_MEDIAINFO_RESET:
908 case TULIP_MEDIAINFO_SYM:
909 case TULIP_MEDIAINFO_NONE:
910 case TULIP_MEDIAINFO_GPR: {
915 * Try to send a packet.
921 tulip_media_select(tulip_softc_t * const sc)
923 TULIP_LOCK_ASSERT(sc);
924 if (sc->tulip_features & TULIP_HAVE_GPR) {
925 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit);
927 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpdata);
930 * If this board has no media, just return
932 if (sc->tulip_features & TULIP_HAVE_NOMEDIA)
935 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
936 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
937 (*sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_START);
939 tulip_media_set(sc, sc->tulip_media);
944 tulip_21040_mediainfo_init(tulip_softc_t * const sc, tulip_media_t media)
946 TULIP_LOCK_ASSERT(sc);
947 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_THRSHLD160
948 |TULIP_CMD_BACKOFFCTR;
949 sc->tulip_ifp->if_baudrate = 10000000;
951 if (media == TULIP_MEDIA_10BASET || media == TULIP_MEDIA_UNKNOWN) {
952 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[0], 21040, 10BASET);
953 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[1], 21040, 10BASET_FD);
954 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
957 if (media == TULIP_MEDIA_AUIBNC || media == TULIP_MEDIA_UNKNOWN) {
958 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[2], 21040, AUIBNC);
961 if (media == TULIP_MEDIA_UNKNOWN) {
962 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[3], 21040, EXTSIA);
967 tulip_21040_media_probe(tulip_softc_t * const sc)
969 TULIP_LOCK_ASSERT(sc);
970 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_UNKNOWN);
975 tulip_21040_10baset_only_media_probe(tulip_softc_t * const sc)
977 TULIP_LOCK_ASSERT(sc);
978 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_10BASET);
979 tulip_media_set(sc, TULIP_MEDIA_10BASET);
980 sc->tulip_media = TULIP_MEDIA_10BASET;
984 tulip_21040_10baset_only_media_select(tulip_softc_t * const sc)
986 TULIP_LOCK_ASSERT(sc);
987 sc->tulip_flags |= TULIP_LINKUP;
988 if (sc->tulip_media == TULIP_MEDIA_10BASET_FD) {
989 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
990 sc->tulip_flags &= ~TULIP_SQETEST;
992 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
993 sc->tulip_flags |= TULIP_SQETEST;
995 tulip_media_set(sc, sc->tulip_media);
999 tulip_21040_auibnc_only_media_probe(tulip_softc_t * const sc)
1001 TULIP_LOCK_ASSERT(sc);
1002 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_AUIBNC);
1003 sc->tulip_flags |= TULIP_SQETEST|TULIP_LINKUP;
1004 tulip_media_set(sc, TULIP_MEDIA_AUIBNC);
1005 sc->tulip_media = TULIP_MEDIA_AUIBNC;
1009 tulip_21040_auibnc_only_media_select(tulip_softc_t * const sc)
1011 TULIP_LOCK_ASSERT(sc);
1012 tulip_media_set(sc, TULIP_MEDIA_AUIBNC);
1013 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
1016 static const tulip_boardsw_t tulip_21040_boardsw = {
1017 TULIP_21040_GENERIC,
1018 tulip_21040_media_probe,
1023 static const tulip_boardsw_t tulip_21040_10baset_only_boardsw = {
1024 TULIP_21040_GENERIC,
1025 tulip_21040_10baset_only_media_probe,
1026 tulip_21040_10baset_only_media_select,
1030 static const tulip_boardsw_t tulip_21040_auibnc_only_boardsw = {
1031 TULIP_21040_GENERIC,
1032 tulip_21040_auibnc_only_media_probe,
1033 tulip_21040_auibnc_only_media_select,
1038 tulip_21041_mediainfo_init(tulip_softc_t * const sc)
1040 tulip_media_info_t * const mi = sc->tulip_mediainfo;
1042 TULIP_LOCK_ASSERT(sc);
1044 if (sc->tulip_revinfo >= 0x20) {
1045 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, 10BASET);
1046 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, 10BASET_FD);
1047 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, AUI);
1048 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, BNC);
1052 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041, 10BASET);
1053 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041, 10BASET_FD);
1054 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[2], 21041, AUI);
1055 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[3], 21041, BNC);
1059 tulip_21041_media_probe(tulip_softc_t * const sc)
1061 TULIP_LOCK_ASSERT(sc);
1062 sc->tulip_ifp->if_baudrate = 10000000;
1063 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_ENHCAPTEFFCT
1064 |TULIP_CMD_THRSHLD160|TULIP_CMD_BACKOFFCTR;
1065 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
1066 tulip_21041_mediainfo_init(sc);
1070 tulip_21041_media_poll(tulip_softc_t * const sc,
1071 const tulip_mediapoll_event_t event)
1073 u_int32_t sia_status;
1075 TULIP_LOCK_ASSERT(sc);
1076 #if defined(TULIP_DEBUG)
1077 sc->tulip_dbg.dbg_events[event]++;
1080 if (event == TULIP_MEDIAPOLL_LINKFAIL) {
1081 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE
1082 || !TULIP_DO_AUTOSENSE(sc))
1084 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
1085 tulip_reset(sc); /* start probe */
1090 * If we've been been asked to start a poll or link change interrupt
1091 * restart the probe (and reset the tulip to a known state).
1093 if (event == TULIP_MEDIAPOLL_START) {
1094 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1095 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_RXRUN);
1097 if (sc->tulip_revinfo >= 0x20) {
1098 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
1099 sc->tulip_flags |= TULIP_DIDNWAY;
1102 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
1103 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1104 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
1105 sc->tulip_probe_timeout = TULIP_21041_PROBE_10BASET_TIMEOUT;
1106 tulip_media_set(sc, TULIP_MEDIA_10BASET);
1111 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE)
1114 if (event == TULIP_MEDIAPOLL_TXPROBE_OK) {
1115 #if defined(TULIP_DEBUG)
1116 sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++;
1118 tulip_linkup(sc, sc->tulip_probe_media);
1122 sia_status = TULIP_CSR_READ(sc, csr_sia_status);
1123 TULIP_CSR_WRITE(sc, csr_sia_status, sia_status);
1124 if ((sia_status & TULIP_SIASTS_LINKFAIL) == 0) {
1125 if (sc->tulip_revinfo >= 0x20) {
1126 if (sia_status & (PHYSTS_10BASET_FD << (16 - 6)))
1127 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD;
1130 * If the link has passed LinkPass, 10baseT is the
1131 * proper media to use.
1133 tulip_linkup(sc, sc->tulip_probe_media);
1138 * wait for up to 2.4 seconds for the link to reach pass state.
1139 * Only then start scanning the other media for activity.
1140 * choose media with receive activity over those without.
1142 if (sc->tulip_probe_media == TULIP_MEDIA_10BASET) {
1143 if (event != TULIP_MEDIAPOLL_TIMER)
1145 if (sc->tulip_probe_timeout > 0
1146 && (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) == 0) {
1150 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1151 sc->tulip_flags |= TULIP_WANTRXACT;
1152 if (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) {
1153 sc->tulip_probe_media = TULIP_MEDIA_BNC;
1155 sc->tulip_probe_media = TULIP_MEDIA_AUI;
1157 tulip_media_set(sc, sc->tulip_probe_media);
1163 * If we failed, clear the txprobe active flag.
1165 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED)
1166 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1169 if (event == TULIP_MEDIAPOLL_TIMER) {
1171 * If we've received something, then that's our link!
1173 if (sc->tulip_flags & TULIP_RXACT) {
1174 tulip_linkup(sc, sc->tulip_probe_media);
1178 * if no txprobe active
1180 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0
1181 && ((sc->tulip_flags & TULIP_WANTRXACT) == 0
1182 || (sia_status & TULIP_SIASTS_RXACTIVITY))) {
1183 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1189 * Take 2 passes through before deciding to not
1190 * wait for receive activity. Then take another
1191 * two passes before spitting out a warning.
1193 if (sc->tulip_probe_timeout <= 0) {
1194 if (sc->tulip_flags & TULIP_WANTRXACT) {
1195 sc->tulip_flags &= ~TULIP_WANTRXACT;
1196 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1198 device_printf(sc->tulip_dev,
1199 "autosense failed: cable problem?\n");
1200 if ((sc->tulip_ifp->if_flags & IFF_UP) == 0) {
1201 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
1202 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
1210 * Since this media failed to probe, try the other one.
1212 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1213 if (sc->tulip_probe_media == TULIP_MEDIA_AUI) {
1214 sc->tulip_probe_media = TULIP_MEDIA_BNC;
1216 sc->tulip_probe_media = TULIP_MEDIA_AUI;
1218 tulip_media_set(sc, sc->tulip_probe_media);
1219 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1223 static const tulip_boardsw_t tulip_21041_boardsw = {
1224 TULIP_21041_GENERIC,
1225 tulip_21041_media_probe,
1227 tulip_21041_media_poll
1230 static const tulip_phy_attr_t tulip_mii_phy_attrlist[] = {
1231 { 0x20005c00, 0, /* 08-00-17 */
1233 { 0x19, 0x0040, 0x0040 }, /* 10TX */
1234 { 0x19, 0x0040, 0x0000 }, /* 100TX */
1236 #if defined(TULIP_DEBUG)
1240 { 0x0281F400, 0, /* 00-A0-7D */
1242 { 0x12, 0x0010, 0x0000 }, /* 10T */
1244 { 0x12, 0x0010, 0x0010 }, /* 100T4 */
1245 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */
1247 #if defined(TULIP_DEBUG)
1252 { 0x0015F420, 0, /* 00-A0-7D */
1254 { 0x12, 0x0010, 0x0000 }, /* 10T */
1256 { 0x12, 0x0010, 0x0010 }, /* 100T4 */
1257 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */
1259 #if defined(TULIP_DEBUG)
1264 { 0x0281F400, 0, /* 00-A0-BE */
1266 { 0x11, 0x8000, 0x0000 }, /* 10T */
1267 { 0x11, 0x8000, 0x8000 }, /* 100TX */
1269 { 0x11, 0x4000, 0x4000 }, /* FULL_DUPLEX */
1271 #if defined(TULIP_DEBUG)
1278 static tulip_media_t
1279 tulip_mii_phy_readspecific(tulip_softc_t * const sc)
1281 const tulip_phy_attr_t *attr;
1285 static const tulip_media_t table[] = {
1286 TULIP_MEDIA_UNKNOWN,
1287 TULIP_MEDIA_10BASET,
1288 TULIP_MEDIA_100BASETX,
1289 TULIP_MEDIA_100BASET4,
1290 TULIP_MEDIA_UNKNOWN,
1291 TULIP_MEDIA_10BASET_FD,
1292 TULIP_MEDIA_100BASETX_FD,
1296 TULIP_LOCK_ASSERT(sc);
1299 * Don't read phy specific registers if link is not up.
1301 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS);
1302 if ((data & (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) != (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS))
1303 return TULIP_MEDIA_UNKNOWN;
1305 id = (tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDLOW) << 16) |
1306 tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDHIGH);
1307 for (attr = tulip_mii_phy_attrlist;; attr++) {
1308 if (attr->attr_id == 0)
1309 return TULIP_MEDIA_UNKNOWN;
1310 if ((id & ~0x0F) == attr->attr_id)
1314 if (attr->attr_modes[PHY_MODE_100TX].pm_regno) {
1315 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100TX];
1316 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1317 if ((data & pm->pm_mask) == pm->pm_value)
1320 if (idx == 0 && attr->attr_modes[PHY_MODE_100T4].pm_regno) {
1321 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100T4];
1322 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1323 if ((data & pm->pm_mask) == pm->pm_value)
1326 if (idx == 0 && attr->attr_modes[PHY_MODE_10T].pm_regno) {
1327 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_10T];
1328 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1329 if ((data & pm->pm_mask) == pm->pm_value)
1332 if (idx != 0 && attr->attr_modes[PHY_MODE_FULLDUPLEX].pm_regno) {
1333 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_FULLDUPLEX];
1334 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1335 idx += ((data & pm->pm_mask) == pm->pm_value ? 4 : 0);
1341 tulip_mii_get_phyaddr(tulip_softc_t * const sc, unsigned offset)
1345 TULIP_LOCK_ASSERT(sc);
1346 for (phyaddr = 1; phyaddr < 32; phyaddr++) {
1347 unsigned status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1348 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET)
1355 unsigned status = tulip_mii_readreg(sc, 0, PHYREG_STATUS);
1356 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET)
1357 return TULIP_MII_NOPHY;
1360 return TULIP_MII_NOPHY;
1364 tulip_mii_map_abilities(tulip_softc_t * const sc, unsigned abilities)
1366 TULIP_LOCK_ASSERT(sc);
1367 sc->tulip_abilities = abilities;
1368 if (abilities & PHYSTS_100BASETX_FD) {
1369 sc->tulip_probe_media = TULIP_MEDIA_100BASETX_FD;
1370 } else if (abilities & PHYSTS_100BASET4) {
1371 sc->tulip_probe_media = TULIP_MEDIA_100BASET4;
1372 } else if (abilities & PHYSTS_100BASETX) {
1373 sc->tulip_probe_media = TULIP_MEDIA_100BASETX;
1374 } else if (abilities & PHYSTS_10BASET_FD) {
1375 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD;
1376 } else if (abilities & PHYSTS_10BASET) {
1377 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
1379 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1382 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
1387 tulip_mii_autonegotiate(tulip_softc_t * const sc, const unsigned phyaddr)
1389 struct ifnet *ifp = sc->tulip_ifp;
1391 TULIP_LOCK_ASSERT(sc);
1392 switch (sc->tulip_probe_state) {
1393 case TULIP_PROBE_MEDIATEST:
1394 case TULIP_PROBE_INACTIVE: {
1395 sc->tulip_flags |= TULIP_DIDNWAY;
1396 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, PHYCTL_RESET);
1397 sc->tulip_probe_timeout = 3000;
1398 sc->tulip_intrmask |= TULIP_STS_ABNRMLINTR|TULIP_STS_NORMALINTR;
1399 sc->tulip_probe_state = TULIP_PROBE_PHYRESET;
1402 case TULIP_PROBE_PHYRESET: {
1404 u_int32_t data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL);
1405 if (data & PHYCTL_RESET) {
1406 if (sc->tulip_probe_timeout > 0) {
1410 printf("%s(phy%d): error: reset of PHY never completed!\n",
1411 ifp->if_xname, phyaddr);
1412 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1413 sc->tulip_probe_state = TULIP_PROBE_FAILED;
1414 sc->tulip_ifp->if_flags &= ~IFF_UP;
1415 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
1418 status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1419 if ((status & PHYSTS_CAN_AUTONEG) == 0) {
1420 #if defined(TULIP_DEBUG)
1421 loudprintf("%s(phy%d): autonegotiation disabled\n",
1422 ifp->if_xname, phyaddr);
1424 sc->tulip_flags &= ~TULIP_DIDNWAY;
1425 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1428 if (tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT) != ((status >> 6) | 0x01))
1429 tulip_mii_writereg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT, (status >> 6) | 0x01);
1430 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, data|PHYCTL_AUTONEG_RESTART|PHYCTL_AUTONEG_ENABLE);
1431 data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL);
1432 #if defined(TULIP_DEBUG)
1433 if ((data & PHYCTL_AUTONEG_ENABLE) == 0)
1434 loudprintf("%s(phy%d): oops: enable autonegotiation failed: 0x%04x\n",
1435 ifp->if_xname, phyaddr, data);
1437 loudprintf("%s(phy%d): autonegotiation restarted: 0x%04x\n",
1438 ifp->if_xname, phyaddr, data);
1439 sc->tulip_dbg.dbg_nway_starts++;
1441 sc->tulip_probe_state = TULIP_PROBE_PHYAUTONEG;
1442 sc->tulip_probe_timeout = 3000;
1445 case TULIP_PROBE_PHYAUTONEG: {
1446 u_int32_t status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1448 if ((status & PHYSTS_AUTONEG_DONE) == 0) {
1449 if (sc->tulip_probe_timeout > 0) {
1453 #if defined(TULIP_DEBUG)
1454 loudprintf("%s(phy%d): autonegotiation timeout: sts=0x%04x, ctl=0x%04x\n",
1455 ifp->if_xname, phyaddr, status,
1456 tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL));
1458 sc->tulip_flags &= ~TULIP_DIDNWAY;
1459 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1462 data = tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ABILITIES);
1463 #if defined(TULIP_DEBUG)
1464 loudprintf("%s(phy%d): autonegotiation complete: 0x%04x\n",
1465 ifp->if_xname, phyaddr, data);
1467 data = (data << 6) & status;
1468 if (!tulip_mii_map_abilities(sc, data))
1469 sc->tulip_flags &= ~TULIP_DIDNWAY;
1473 #if defined(DIAGNOSTIC)
1474 panic("tulip_media_poll: botch at line %d\n", __LINE__);
1479 #if defined(TULIP_DEBUG)
1480 loudprintf("%s(phy%d): autonegotiation failure: state = %d\n",
1481 ifp->if_xname, phyaddr, sc->tulip_probe_state);
1482 sc->tulip_dbg.dbg_nway_failures++;
1487 tulip_2114x_media_preset(tulip_softc_t * const sc)
1489 const tulip_media_info_t *mi = NULL;
1490 tulip_media_t media = sc->tulip_media;
1492 TULIP_LOCK_ASSERT(sc);
1493 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE)
1494 media = sc->tulip_media;
1496 media = sc->tulip_probe_media;
1498 sc->tulip_cmdmode &= ~TULIP_CMD_PORTSELECT;
1499 sc->tulip_flags &= ~TULIP_SQETEST;
1500 if (media != TULIP_MEDIA_UNKNOWN && media != TULIP_MEDIA_MAX) {
1501 #if defined(TULIP_DEBUG)
1502 if (media < TULIP_MEDIA_MAX && sc->tulip_mediums[media] != NULL) {
1504 mi = sc->tulip_mediums[media];
1505 if (mi->mi_type == TULIP_MEDIAINFO_MII) {
1506 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT;
1507 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR
1508 || mi->mi_type == TULIP_MEDIAINFO_SYM) {
1509 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
1510 sc->tulip_cmdmode |= mi->mi_cmdmode;
1511 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
1512 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET);
1514 #if defined(TULIP_DEBUG)
1516 device_printf(sc->tulip_dev, "preset: bad media %d!\n", media);
1521 case TULIP_MEDIA_BNC:
1522 case TULIP_MEDIA_AUI:
1523 case TULIP_MEDIA_10BASET: {
1524 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
1525 sc->tulip_cmdmode |= TULIP_CMD_TXTHRSHLDCTL;
1526 sc->tulip_ifp->if_baudrate = 10000000;
1527 sc->tulip_flags |= TULIP_SQETEST;
1530 case TULIP_MEDIA_10BASET_FD: {
1531 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL;
1532 sc->tulip_ifp->if_baudrate = 10000000;
1535 case TULIP_MEDIA_100BASEFX:
1536 case TULIP_MEDIA_100BASET4:
1537 case TULIP_MEDIA_100BASETX: {
1538 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL);
1539 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT;
1540 sc->tulip_ifp->if_baudrate = 100000000;
1543 case TULIP_MEDIA_100BASEFX_FD:
1544 case TULIP_MEDIA_100BASETX_FD: {
1545 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_PORTSELECT;
1546 sc->tulip_cmdmode &= ~TULIP_CMD_TXTHRSHLDCTL;
1547 sc->tulip_ifp->if_baudrate = 100000000;
1554 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
1558 ********************************************************************
1559 * Start of 21140/21140A support which does not use the MII interface
1563 tulip_null_media_poll(tulip_softc_t * const sc, tulip_mediapoll_event_t event)
1565 #if defined(TULIP_DEBUG)
1566 sc->tulip_dbg.dbg_events[event]++;
1568 #if defined(DIAGNOSTIC)
1569 device_printf(sc->tulip_dev, "botch(media_poll) at line %d\n", __LINE__);
1574 tulip_21140_mediainit(tulip_softc_t * const sc, tulip_media_info_t * const mip,
1575 tulip_media_t const media, unsigned gpdata, unsigned cmdmode)
1577 TULIP_LOCK_ASSERT(sc);
1578 sc->tulip_mediums[media] = mip;
1579 mip->mi_type = TULIP_MEDIAINFO_GPR;
1580 mip->mi_cmdmode = cmdmode;
1581 mip->mi_gpdata = gpdata;
1585 tulip_21140_evalboard_media_probe(tulip_softc_t * const sc)
1587 tulip_media_info_t *mip = sc->tulip_mediainfo;
1589 TULIP_LOCK_ASSERT(sc);
1590 sc->tulip_gpinit = TULIP_GP_EB_PINS;
1591 sc->tulip_gpdata = TULIP_GP_EB_INIT;
1592 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS);
1593 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT);
1594 TULIP_CSR_WRITE(sc, csr_command,
1595 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1596 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1597 TULIP_CSR_WRITE(sc, csr_command,
1598 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1600 if ((TULIP_CSR_READ(sc, csr_gp) & TULIP_GP_EB_OK100) != 0) {
1601 sc->tulip_media = TULIP_MEDIA_10BASET;
1603 sc->tulip_media = TULIP_MEDIA_100BASETX;
1605 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1607 TULIP_CMD_TXTHRSHLDCTL);
1608 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1610 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1611 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1613 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1614 |TULIP_CMD_SCRAMBLER);
1615 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1617 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1618 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1621 static const tulip_boardsw_t tulip_21140_eb_boardsw = {
1623 tulip_21140_evalboard_media_probe,
1625 tulip_null_media_poll,
1626 tulip_2114x_media_preset,
1630 tulip_21140_accton_media_probe(tulip_softc_t * const sc)
1632 tulip_media_info_t *mip = sc->tulip_mediainfo;
1635 TULIP_LOCK_ASSERT(sc);
1636 sc->tulip_gpinit = TULIP_GP_EB_PINS;
1637 sc->tulip_gpdata = TULIP_GP_EB_INIT;
1638 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS);
1639 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT);
1640 TULIP_CSR_WRITE(sc, csr_command,
1641 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1642 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1643 TULIP_CSR_WRITE(sc, csr_command,
1644 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1646 gpdata = TULIP_CSR_READ(sc, csr_gp);
1647 if ((gpdata & TULIP_GP_EN1207_UTP_INIT) == 0) {
1648 sc->tulip_media = TULIP_MEDIA_10BASET;
1650 if ((gpdata & TULIP_GP_EN1207_BNC_INIT) == 0) {
1651 sc->tulip_media = TULIP_MEDIA_BNC;
1653 sc->tulip_media = TULIP_MEDIA_100BASETX;
1656 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_BNC,
1657 TULIP_GP_EN1207_BNC_INIT,
1658 TULIP_CMD_TXTHRSHLDCTL);
1659 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1660 TULIP_GP_EN1207_UTP_INIT,
1661 TULIP_CMD_TXTHRSHLDCTL);
1662 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1663 TULIP_GP_EN1207_UTP_INIT,
1664 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1665 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1666 TULIP_GP_EN1207_100_INIT,
1667 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1668 |TULIP_CMD_SCRAMBLER);
1669 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1670 TULIP_GP_EN1207_100_INIT,
1671 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1672 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1675 static const tulip_boardsw_t tulip_21140_accton_boardsw = {
1677 tulip_21140_accton_media_probe,
1679 tulip_null_media_poll,
1680 tulip_2114x_media_preset,
1684 tulip_21140_smc9332_media_probe(tulip_softc_t * const sc)
1686 tulip_media_info_t *mip = sc->tulip_mediainfo;
1689 TULIP_LOCK_ASSERT(sc);
1690 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT|TULIP_CMD_MUSTBEONE);
1691 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
1692 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
1693 33MHz that comes to two microseconds but wait a
1694 bit longer anyways) */
1695 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT |
1696 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1697 sc->tulip_gpinit = TULIP_GP_SMC_9332_PINS;
1698 sc->tulip_gpdata = TULIP_GP_SMC_9332_INIT;
1699 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_PINS|TULIP_GP_PINSET);
1700 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_INIT);
1702 for (idx = 1000; idx > 0; idx--) {
1703 u_int32_t csr = TULIP_CSR_READ(sc, csr_gp);
1704 if ((csr & (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) == (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) {
1707 } else if ((csr & TULIP_GP_SMC_9332_OK10) == 0) {
1714 sc->tulip_media = cnt > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET;
1715 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1716 TULIP_GP_SMC_9332_INIT,
1717 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1718 |TULIP_CMD_SCRAMBLER);
1719 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1720 TULIP_GP_SMC_9332_INIT,
1721 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1722 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1723 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1724 TULIP_GP_SMC_9332_INIT,
1725 TULIP_CMD_TXTHRSHLDCTL);
1726 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1727 TULIP_GP_SMC_9332_INIT,
1728 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1731 static const tulip_boardsw_t tulip_21140_smc9332_boardsw = {
1732 TULIP_21140_SMC_9332,
1733 tulip_21140_smc9332_media_probe,
1735 tulip_null_media_poll,
1736 tulip_2114x_media_preset,
1740 tulip_21140_cogent_em100_media_probe(tulip_softc_t * const sc)
1742 tulip_media_info_t *mip = sc->tulip_mediainfo;
1743 u_int32_t cmdmode = TULIP_CSR_READ(sc, csr_command);
1745 TULIP_LOCK_ASSERT(sc);
1746 sc->tulip_gpinit = TULIP_GP_EM100_PINS;
1747 sc->tulip_gpdata = TULIP_GP_EM100_INIT;
1748 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_PINS);
1749 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_INIT);
1751 cmdmode = TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_MUSTBEONE;
1752 cmdmode &= ~(TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_SCRAMBLER);
1753 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) {
1754 TULIP_CSR_WRITE(sc, csr_command, cmdmode);
1755 sc->tulip_media = TULIP_MEDIA_100BASEFX;
1757 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX,
1758 TULIP_GP_EM100_INIT,
1759 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION);
1760 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX_FD,
1761 TULIP_GP_EM100_INIT,
1762 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1763 |TULIP_CMD_FULLDUPLEX);
1765 TULIP_CSR_WRITE(sc, csr_command, cmdmode|TULIP_CMD_SCRAMBLER);
1766 sc->tulip_media = TULIP_MEDIA_100BASETX;
1767 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1768 TULIP_GP_EM100_INIT,
1769 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1770 |TULIP_CMD_SCRAMBLER);
1771 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1772 TULIP_GP_EM100_INIT,
1773 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1774 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1778 static const tulip_boardsw_t tulip_21140_cogent_em100_boardsw = {
1779 TULIP_21140_COGENT_EM100,
1780 tulip_21140_cogent_em100_media_probe,
1782 tulip_null_media_poll,
1783 tulip_2114x_media_preset
1787 tulip_21140_znyx_zx34x_media_probe(tulip_softc_t * const sc)
1789 tulip_media_info_t *mip = sc->tulip_mediainfo;
1790 int cnt10 = 0, cnt100 = 0, idx;
1792 TULIP_LOCK_ASSERT(sc);
1793 sc->tulip_gpinit = TULIP_GP_ZX34X_PINS;
1794 sc->tulip_gpdata = TULIP_GP_ZX34X_INIT;
1795 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_PINS);
1796 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_INIT);
1797 TULIP_CSR_WRITE(sc, csr_command,
1798 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1799 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1800 TULIP_CSR_WRITE(sc, csr_command,
1801 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1804 for (idx = 1000; idx > 0; idx--) {
1805 u_int32_t csr = TULIP_CSR_READ(sc, csr_gp);
1806 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)) {
1809 } else if ((csr & TULIP_GP_ZX34X_LNKFAIL) == 0) {
1818 sc->tulip_media = cnt100 > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET;
1819 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1820 TULIP_GP_ZX34X_INIT,
1821 TULIP_CMD_TXTHRSHLDCTL);
1822 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1823 TULIP_GP_ZX34X_INIT,
1824 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1825 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1826 TULIP_GP_ZX34X_INIT,
1827 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1828 |TULIP_CMD_SCRAMBLER);
1829 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1830 TULIP_GP_ZX34X_INIT,
1831 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1832 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1835 static const tulip_boardsw_t tulip_21140_znyx_zx34x_boardsw = {
1836 TULIP_21140_ZNYX_ZX34X,
1837 tulip_21140_znyx_zx34x_media_probe,
1839 tulip_null_media_poll,
1840 tulip_2114x_media_preset,
1844 tulip_2114x_media_probe(tulip_softc_t * const sc)
1846 TULIP_LOCK_ASSERT(sc);
1847 sc->tulip_cmdmode |= TULIP_CMD_MUSTBEONE
1848 |TULIP_CMD_BACKOFFCTR|TULIP_CMD_THRSHLD72;
1851 static const tulip_boardsw_t tulip_2114x_isv_boardsw = {
1853 tulip_2114x_media_probe,
1856 tulip_2114x_media_preset,
1860 * ******** END of chip-specific handlers. ***********
1864 * Code the read the SROM and MII bit streams (I2C)
1866 #define EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); DELAY(1); } while (0)
1869 tulip_srom_idle(tulip_softc_t * const sc)
1873 csr = SROMSEL ; EMIT;
1874 csr = SROMSEL | SROMRD; EMIT;
1875 csr ^= SROMCS; EMIT;
1876 csr ^= SROMCLKON; EMIT;
1879 * Write 25 cycles of 0 which will force the SROM to be idle.
1881 for (bit = 3 + SROM_BITWIDTH + 16; bit > 0; bit--) {
1882 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1883 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1885 csr ^= SROMCLKOFF; EMIT;
1886 csr ^= SROMCS; EMIT;
1891 tulip_srom_read(tulip_softc_t * const sc)
1894 const unsigned bitwidth = SROM_BITWIDTH;
1895 const unsigned cmdmask = (SROMCMD_RD << bitwidth);
1896 const unsigned msb = 1 << (bitwidth + 3 - 1);
1897 unsigned lastidx = (1 << bitwidth) - 1;
1899 tulip_srom_idle(sc);
1901 for (idx = 0; idx <= lastidx; idx++) {
1902 unsigned lastbit, data, bits, bit, csr;
1903 csr = SROMSEL ; EMIT;
1904 csr = SROMSEL | SROMRD; EMIT;
1905 csr ^= SROMCSON; EMIT;
1906 csr ^= SROMCLKON; EMIT;
1909 for (bits = idx|cmdmask, bit = bitwidth + 3; bit > 0; bit--, bits <<= 1) {
1910 const unsigned thisbit = bits & msb;
1911 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1912 if (thisbit != lastbit) {
1913 csr ^= SROMDOUT; EMIT; /* clock low; invert data */
1917 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1920 csr ^= SROMCLKOFF; EMIT;
1922 for (data = 0, bits = 0; bits < 16; bits++) {
1924 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1925 data |= TULIP_CSR_READ(sc, csr_srom_mii) & SROMDIN ? 1 : 0;
1926 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1928 sc->tulip_rombuf[idx*2] = data & 0xFF;
1929 sc->tulip_rombuf[idx*2+1] = data >> 8;
1930 csr = SROMSEL | SROMRD; EMIT;
1933 tulip_srom_idle(sc);
1936 #define MII_EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); DELAY(1); } while (0)
1939 tulip_mii_writebits(tulip_softc_t * const sc, unsigned data, unsigned bits)
1941 unsigned msb = 1 << (bits - 1);
1942 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1943 unsigned lastbit = (csr & MII_DOUT) ? msb : 0;
1945 TULIP_LOCK_ASSERT(sc);
1946 csr |= MII_WR; MII_EMIT; /* clock low; assert write */
1948 for (; bits > 0; bits--, data <<= 1) {
1949 const unsigned thisbit = data & msb;
1950 if (thisbit != lastbit) {
1951 csr ^= MII_DOUT; MII_EMIT; /* clock low; invert data */
1953 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1955 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1960 tulip_mii_turnaround(tulip_softc_t * const sc, unsigned cmd)
1962 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1964 TULIP_LOCK_ASSERT(sc);
1965 if (cmd == MII_WRCMD) {
1966 csr |= MII_DOUT; MII_EMIT; /* clock low; change data */
1967 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1968 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1969 csr ^= MII_DOUT; MII_EMIT; /* clock low; change data */
1971 csr |= MII_RD; MII_EMIT; /* clock low; switch to read */
1973 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1974 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1978 tulip_mii_readbits(tulip_softc_t * const sc)
1981 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1984 TULIP_LOCK_ASSERT(sc);
1985 for (idx = 0, data = 0; idx < 16; idx++) {
1986 data <<= 1; /* this is NOOP on the first pass through */
1987 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1988 if (TULIP_CSR_READ(sc, csr_srom_mii) & MII_DIN)
1990 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1992 csr ^= MII_RD; MII_EMIT; /* clock low; turn off read */
1998 tulip_mii_readreg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno)
2000 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
2003 TULIP_LOCK_ASSERT(sc);
2004 csr &= ~(MII_RD|MII_CLK); MII_EMIT;
2005 tulip_mii_writebits(sc, MII_PREAMBLE, 32);
2006 tulip_mii_writebits(sc, MII_RDCMD, 8);
2007 tulip_mii_writebits(sc, devaddr, 5);
2008 tulip_mii_writebits(sc, regno, 5);
2009 tulip_mii_turnaround(sc, MII_RDCMD);
2011 data = tulip_mii_readbits(sc);
2012 #if defined(TULIP_DEBUG)
2013 sc->tulip_dbg.dbg_phyregs[regno][0] = data;
2014 sc->tulip_dbg.dbg_phyregs[regno][1]++;
2020 tulip_mii_writereg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno,
2023 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
2025 TULIP_LOCK_ASSERT(sc);
2026 csr &= ~(MII_RD|MII_CLK); MII_EMIT;
2027 tulip_mii_writebits(sc, MII_PREAMBLE, 32);
2028 tulip_mii_writebits(sc, MII_WRCMD, 8);
2029 tulip_mii_writebits(sc, devaddr, 5);
2030 tulip_mii_writebits(sc, regno, 5);
2031 tulip_mii_turnaround(sc, MII_WRCMD);
2032 tulip_mii_writebits(sc, data, 16);
2033 #if defined(TULIP_DEBUG)
2034 sc->tulip_dbg.dbg_phyregs[regno][2] = data;
2035 sc->tulip_dbg.dbg_phyregs[regno][3]++;
2039 #define tulip_mchash(mca) (ether_crc32_le(mca, 6) & 0x1FF)
2040 #define tulip_srom_crcok(databuf) ( \
2041 ((ether_crc32_le(databuf, 126) & 0xFFFFU) ^ 0xFFFFU) == \
2042 ((databuf)[126] | ((databuf)[127] << 8)))
2045 tulip_identify_dec_nic(tulip_softc_t * const sc)
2047 TULIP_LOCK_ASSERT(sc);
2048 strcpy(sc->tulip_boardid, "DEC ");
2050 if (sc->tulip_chipid <= TULIP_21040)
2052 if (bcmp(sc->tulip_rombuf + 29, "DE500", 5) == 0
2053 || bcmp(sc->tulip_rombuf + 29, "DE450", 5) == 0) {
2054 bcopy(sc->tulip_rombuf + 29, &sc->tulip_boardid[D0], 8);
2055 sc->tulip_boardid[D0+8] = ' ';
2061 tulip_identify_znyx_nic(tulip_softc_t * const sc)
2065 TULIP_LOCK_ASSERT(sc);
2066 strcpy(sc->tulip_boardid, "ZNYX ZX3XX ");
2067 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) {
2069 sc->tulip_boardid[8] = '4';
2070 znyx_ptr = sc->tulip_rombuf[124] + 256 * sc->tulip_rombuf[125];
2071 if (znyx_ptr < 26 || znyx_ptr > 116) {
2072 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
2075 /* ZX344 = 0010 .. 0013FF
2077 if (sc->tulip_rombuf[znyx_ptr] == 0x4A
2078 && sc->tulip_rombuf[znyx_ptr + 1] == 0x52
2079 && sc->tulip_rombuf[znyx_ptr + 2] == 0x01) {
2080 id = sc->tulip_rombuf[znyx_ptr + 5] + 256 * sc->tulip_rombuf[znyx_ptr + 4];
2081 if ((id >> 8) == (TULIP_ZNYX_ID_ZX342 >> 8)) {
2082 sc->tulip_boardid[9] = '2';
2083 if (id == TULIP_ZNYX_ID_ZX342B) {
2084 sc->tulip_boardid[10] = 'B';
2085 sc->tulip_boardid[11] = ' ';
2087 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
2088 } else if (id == TULIP_ZNYX_ID_ZX344) {
2089 sc->tulip_boardid[10] = '4';
2090 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
2091 } else if (id == TULIP_ZNYX_ID_ZX345) {
2092 sc->tulip_boardid[9] = (sc->tulip_rombuf[19] > 1) ? '8' : '5';
2093 } else if (id == TULIP_ZNYX_ID_ZX346) {
2094 sc->tulip_boardid[9] = '6';
2095 } else if (id == TULIP_ZNYX_ID_ZX351) {
2096 sc->tulip_boardid[8] = '5';
2097 sc->tulip_boardid[9] = '1';
2102 * Assume it's a ZX342...
2104 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
2108 sc->tulip_boardid[8] = '1';
2109 if (sc->tulip_chipid == TULIP_21041) {
2110 sc->tulip_boardid[10] = '1';
2113 if (sc->tulip_rombuf[32] == 0x4A && sc->tulip_rombuf[33] == 0x52) {
2114 id = sc->tulip_rombuf[37] + 256 * sc->tulip_rombuf[36];
2115 if (id == TULIP_ZNYX_ID_ZX312T) {
2116 sc->tulip_boardid[9] = '2';
2117 sc->tulip_boardid[10] = 'T';
2118 sc->tulip_boardid[11] = ' ';
2119 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2120 } else if (id == TULIP_ZNYX_ID_ZX314_INTA) {
2121 sc->tulip_boardid[9] = '4';
2122 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2123 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2124 } else if (id == TULIP_ZNYX_ID_ZX314) {
2125 sc->tulip_boardid[9] = '4';
2126 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2127 sc->tulip_features |= TULIP_HAVE_BASEROM;
2128 } else if (id == TULIP_ZNYX_ID_ZX315_INTA) {
2129 sc->tulip_boardid[9] = '5';
2130 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2131 } else if (id == TULIP_ZNYX_ID_ZX315) {
2132 sc->tulip_boardid[9] = '5';
2133 sc->tulip_features |= TULIP_HAVE_BASEROM;
2139 if ((sc->tulip_enaddr[3] & ~3) == 0xF0 && (sc->tulip_enaddr[5] & 2) == 0) {
2140 sc->tulip_boardid[9] = '4';
2141 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2142 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2143 } else if ((sc->tulip_enaddr[3] & ~3) == 0xF4 && (sc->tulip_enaddr[5] & 1) == 0) {
2144 sc->tulip_boardid[9] = '5';
2145 sc->tulip_boardsw = &tulip_21040_boardsw;
2146 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2147 } else if ((sc->tulip_enaddr[3] & ~3) == 0xEC) {
2148 sc->tulip_boardid[9] = '2';
2149 sc->tulip_boardsw = &tulip_21040_boardsw;
2155 tulip_identify_smc_nic(tulip_softc_t * const sc)
2157 u_int32_t id1, id2, ei;
2158 int auibnc = 0, utp = 0;
2161 TULIP_LOCK_ASSERT(sc);
2162 strcpy(sc->tulip_boardid, "SMC ");
2163 if (sc->tulip_chipid == TULIP_21041)
2165 if (sc->tulip_chipid != TULIP_21040) {
2166 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw) {
2167 strcpy(&sc->tulip_boardid[4], "9332DST ");
2168 sc->tulip_boardsw = &tulip_21140_smc9332_boardsw;
2169 } else if (sc->tulip_features & (TULIP_HAVE_BASEROM|TULIP_HAVE_SLAVEDROM)) {
2170 strcpy(&sc->tulip_boardid[4], "9334BDT ");
2172 strcpy(&sc->tulip_boardid[4], "9332BDT ");
2176 id1 = sc->tulip_rombuf[0x60] | (sc->tulip_rombuf[0x61] << 8);
2177 id2 = sc->tulip_rombuf[0x62] | (sc->tulip_rombuf[0x63] << 8);
2178 ei = sc->tulip_rombuf[0x66] | (sc->tulip_rombuf[0x67] << 8);
2180 strcpy(&sc->tulip_boardid[4], "8432");
2181 cp = &sc->tulip_boardid[8];
2183 *cp++ = 'B', auibnc = 1;
2184 if ((id1 & 0xFF) > 0x32)
2185 *cp++ = 'T', utp = 1;
2186 if ((id1 & 0x4000) == 0)
2187 *cp++ = 'A', auibnc = 1;
2189 sc->tulip_boardid[7] = '4';
2193 *cp++ = (ei ? '2' : '1');
2198 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2199 else if (!utp && auibnc)
2200 sc->tulip_boardsw = &tulip_21040_auibnc_only_boardsw;
2204 tulip_identify_cogent_nic(tulip_softc_t * const sc)
2206 TULIP_LOCK_ASSERT(sc);
2207 strcpy(sc->tulip_boardid, "Cogent ");
2208 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) {
2209 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100TX_ID) {
2210 strcat(sc->tulip_boardid, "EM100TX ");
2211 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
2212 #if defined(TULIP_COGENT_EM110TX_ID)
2213 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM110TX_ID) {
2214 strcat(sc->tulip_boardid, "EM110TX ");
2215 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
2217 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) {
2218 strcat(sc->tulip_boardid, "EM100FX ");
2219 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
2222 * Magic number (0x24001109U) is the SubVendor (0x2400) and
2223 * SubDevId (0x1109) for the ANA6944TX (EM440TX).
2225 if (*(u_int32_t *) sc->tulip_rombuf == 0x24001109U
2226 && (sc->tulip_features & TULIP_HAVE_BASEROM)) {
2228 * Cogent (Adaptec) is still mapping all INTs to INTA of
2229 * first 21140. Dumb! Dumb!
2231 strcat(sc->tulip_boardid, "EM440TX ");
2232 sc->tulip_features |= TULIP_HAVE_SHAREDINTR;
2234 } else if (sc->tulip_chipid == TULIP_21040) {
2235 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2240 tulip_identify_accton_nic(tulip_softc_t * const sc)
2242 TULIP_LOCK_ASSERT(sc);
2243 strcpy(sc->tulip_boardid, "ACCTON ");
2244 switch (sc->tulip_chipid) {
2246 strcat(sc->tulip_boardid, "EN1207 ");
2247 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw)
2248 sc->tulip_boardsw = &tulip_21140_accton_boardsw;
2251 strcat(sc->tulip_boardid, "EN1207TX ");
2252 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw)
2253 sc->tulip_boardsw = &tulip_21140_eb_boardsw;
2256 strcat(sc->tulip_boardid, "EN1203 ");
2257 sc->tulip_boardsw = &tulip_21040_boardsw;
2260 strcat(sc->tulip_boardid, "EN1203 ");
2261 sc->tulip_boardsw = &tulip_21041_boardsw;
2264 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2270 tulip_identify_asante_nic(tulip_softc_t * const sc)
2272 TULIP_LOCK_ASSERT(sc);
2273 strcpy(sc->tulip_boardid, "Asante ");
2274 if ((sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A)
2275 && sc->tulip_boardsw != &tulip_2114x_isv_boardsw) {
2276 tulip_media_info_t *mi = sc->tulip_mediainfo;
2279 * The Asante Fast Ethernet doesn't always ship with a valid
2280 * new format SROM. So if isn't in the new format, we cheat
2281 * set it up as if we had.
2284 sc->tulip_gpinit = TULIP_GP_ASANTE_PINS;
2285 sc->tulip_gpdata = 0;
2287 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PINS|TULIP_GP_PINSET);
2288 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PHYRESET);
2290 TULIP_CSR_WRITE(sc, csr_gp, 0);
2292 mi->mi_type = TULIP_MEDIAINFO_MII;
2293 mi->mi_gpr_length = 0;
2294 mi->mi_gpr_offset = 0;
2295 mi->mi_reset_length = 0;
2296 mi->mi_reset_offset = 0;
2298 mi->mi_phyaddr = TULIP_MII_NOPHY;
2299 for (idx = 20; idx > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx--) {
2301 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, 0);
2303 if (mi->mi_phyaddr == TULIP_MII_NOPHY) {
2304 device_printf(sc->tulip_dev, "can't find phy 0\n");
2308 sc->tulip_features |= TULIP_HAVE_MII;
2309 mi->mi_capabilities = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD;
2310 mi->mi_advertisement = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD;
2311 mi->mi_full_duplex = PHYSTS_10BASET_FD|PHYSTS_100BASETX_FD;
2312 mi->mi_tx_threshold = PHYSTS_10BASET|PHYSTS_10BASET_FD;
2313 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2314 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2315 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2316 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2317 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2318 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2319 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2321 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2326 tulip_identify_compex_nic(tulip_softc_t * const sc)
2328 TULIP_LOCK_ASSERT(sc);
2329 strcpy(sc->tulip_boardid, "COMPEX ");
2330 if (sc->tulip_chipid == TULIP_21140A) {
2332 tulip_softc_t *root_sc = NULL;
2334 strcat(sc->tulip_boardid, "400TX/PCI ");
2336 * All 4 chips on these boards share an interrupt. This code
2337 * copied from tulip_read_macaddr.
2339 sc->tulip_features |= TULIP_HAVE_SHAREDINTR;
2340 for (root_unit = sc->tulip_unit - 1; root_unit >= 0; root_unit--) {
2341 root_sc = tulips[root_unit];
2343 || !(root_sc->tulip_features & TULIP_HAVE_SLAVEDINTR))
2348 && root_sc->tulip_chipid == sc->tulip_chipid
2349 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) {
2350 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR;
2351 sc->tulip_slaves = root_sc->tulip_slaves;
2352 root_sc->tulip_slaves = sc;
2353 } else if(sc->tulip_features & TULIP_HAVE_SLAVEDINTR) {
2354 printf("\nCannot find master device for %s interrupts",
2355 sc->tulip_ifp->if_xname);
2358 strcat(sc->tulip_boardid, "unknown ");
2360 /* sc->tulip_boardsw = &tulip_21140_eb_boardsw; */
2365 tulip_srom_decode(tulip_softc_t * const sc)
2367 unsigned idx1, idx2, idx3;
2369 const tulip_srom_header_t *shp = (const tulip_srom_header_t *) &sc->tulip_rombuf[0];
2370 const tulip_srom_adapter_info_t *saip = (const tulip_srom_adapter_info_t *) (shp + 1);
2371 tulip_srom_media_t srom_media;
2372 tulip_media_info_t *mi = sc->tulip_mediainfo;
2374 u_int32_t leaf_offset, blocks, data;
2376 TULIP_LOCK_ASSERT(sc);
2377 for (idx1 = 0; idx1 < shp->sh_adapter_count; idx1++, saip++) {
2378 if (shp->sh_adapter_count == 1)
2380 if (saip->sai_device == sc->tulip_pci_devno)
2384 * Didn't find the right media block for this card.
2386 if (idx1 == shp->sh_adapter_count)
2390 * Save the hardware address.
2392 bcopy(shp->sh_ieee802_address, sc->tulip_enaddr, 6);
2394 * If this is a multiple port card, add the adapter index to the last
2395 * byte of the hardware address. (if it isn't multiport, adding 0
2398 sc->tulip_enaddr[5] += idx1;
2400 leaf_offset = saip->sai_leaf_offset_lowbyte
2401 + saip->sai_leaf_offset_highbyte * 256;
2402 dp = sc->tulip_rombuf + leaf_offset;
2404 sc->tulip_conntype = (tulip_srom_connection_t) (dp[0] + dp[1] * 256); dp += 2;
2406 for (idx2 = 0;; idx2++) {
2407 if (tulip_srom_conninfo[idx2].sc_type == sc->tulip_conntype
2408 || tulip_srom_conninfo[idx2].sc_type == TULIP_SROM_CONNTYPE_NOT_USED)
2411 sc->tulip_connidx = idx2;
2413 if (sc->tulip_chipid == TULIP_21041) {
2415 for (idx2 = 0; idx2 < blocks; idx2++) {
2416 tulip_media_t media;
2418 srom_media = (tulip_srom_media_t) (data & 0x3F);
2419 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2420 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2423 media = tulip_srom_mediums[idx3].sm_type;
2424 if (media != TULIP_MEDIA_UNKNOWN) {
2425 if (data & TULIP_SROM_21041_EXTENDED) {
2426 mi->mi_type = TULIP_MEDIAINFO_SIA;
2427 sc->tulip_mediums[media] = mi;
2428 mi->mi_sia_connectivity = dp[0] + dp[1] * 256;
2429 mi->mi_sia_tx_rx = dp[2] + dp[3] * 256;
2430 mi->mi_sia_general = dp[4] + dp[5] * 256;
2434 case TULIP_MEDIA_BNC: {
2435 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC);
2439 case TULIP_MEDIA_AUI: {
2440 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI);
2444 case TULIP_MEDIA_10BASET: {
2445 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET);
2449 case TULIP_MEDIA_10BASET_FD: {
2450 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD);
2460 if (data & TULIP_SROM_21041_EXTENDED)
2465 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); mi++;
2466 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); mi++;
2467 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); mi++;
2468 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); mi++;
2472 unsigned length, type;
2473 tulip_media_t gp_media = TULIP_MEDIA_UNKNOWN;
2474 if (sc->tulip_features & TULIP_HAVE_GPR)
2475 sc->tulip_gpinit = *dp++;
2477 for (idx2 = 0; idx2 < blocks; idx2++) {
2479 if ((*dp & 0x80) == 0) {
2483 length = (*dp++ & 0x7f) - 1;
2484 type = *dp++ & 0x3f;
2487 switch (type & 0x3f) {
2488 case 0: { /* 21140[A] GPR block */
2489 tulip_media_t media;
2490 srom_media = (tulip_srom_media_t)(dp[0] & 0x3f);
2491 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2492 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2495 media = tulip_srom_mediums[idx3].sm_type;
2496 if (media == TULIP_MEDIA_UNKNOWN)
2498 mi->mi_type = TULIP_MEDIAINFO_GPR;
2499 sc->tulip_mediums[media] = mi;
2500 mi->mi_gpdata = dp[1];
2501 if (media > gp_media && !TULIP_IS_MEDIA_FD(media)) {
2502 sc->tulip_gpdata = mi->mi_gpdata;
2505 data = dp[2] + dp[3] * 256;
2506 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data);
2507 if (data & TULIP_SROM_2114X_NOINDICATOR) {
2511 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0;
2513 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data);
2514 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask;
2519 case 1: { /* 21140[A] MII block */
2520 const unsigned phyno = *dp++;
2521 mi->mi_type = TULIP_MEDIAINFO_MII;
2522 mi->mi_gpr_length = *dp++;
2523 mi->mi_gpr_offset = dp - sc->tulip_rombuf;
2524 dp += mi->mi_gpr_length;
2525 mi->mi_reset_length = *dp++;
2526 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2527 dp += mi->mi_reset_length;
2530 * Before we probe for a PHY, use the GPR information
2531 * to select it. If we don't, it may be inaccessible.
2533 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpinit|TULIP_GP_PINSET);
2534 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++) {
2536 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx3]);
2538 sc->tulip_phyaddr = mi->mi_phyaddr;
2539 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++) {
2541 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx3]);
2545 * At least write something!
2547 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0)
2548 TULIP_CSR_WRITE(sc, csr_gp, 0);
2550 mi->mi_phyaddr = TULIP_MII_NOPHY;
2551 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) {
2553 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno);
2555 if (mi->mi_phyaddr == TULIP_MII_NOPHY) {
2556 #if defined(TULIP_DEBUG)
2557 device_printf(sc->tulip_dev, "can't find phy %d\n",
2562 sc->tulip_features |= TULIP_HAVE_MII;
2563 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2;
2564 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2;
2565 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2;
2566 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2;
2567 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2568 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2569 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2570 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2571 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2572 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2573 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2577 case 2: { /* 2114[23] SIA block */
2578 tulip_media_t media;
2579 srom_media = (tulip_srom_media_t)(dp[0] & 0x3f);
2580 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2581 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2584 media = tulip_srom_mediums[idx3].sm_type;
2585 if (media == TULIP_MEDIA_UNKNOWN)
2587 mi->mi_type = TULIP_MEDIAINFO_SIA;
2588 sc->tulip_mediums[media] = mi;
2590 mi->mi_sia_connectivity = dp[1] + dp[2] * 256;
2591 mi->mi_sia_tx_rx = dp[3] + dp[4] * 256;
2592 mi->mi_sia_general = dp[5] + dp[6] * 256;
2596 case TULIP_MEDIA_BNC: {
2597 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, BNC);
2600 case TULIP_MEDIA_AUI: {
2601 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, AUI);
2604 case TULIP_MEDIA_10BASET: {
2605 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET);
2606 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2609 case TULIP_MEDIA_10BASET_FD: {
2610 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET_FD);
2611 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2619 mi->mi_sia_gp_control = (dp[1] + dp[2] * 256) << 16;
2620 mi->mi_sia_gp_data = (dp[3] + dp[4] * 256) << 16;
2625 case 3: { /* 2114[23] MII PHY block */
2626 const unsigned phyno = *dp++;
2627 const u_int8_t *dp0;
2628 mi->mi_type = TULIP_MEDIAINFO_MII;
2629 mi->mi_gpr_length = *dp++;
2630 mi->mi_gpr_offset = dp - sc->tulip_rombuf;
2631 dp += 2 * mi->mi_gpr_length;
2632 mi->mi_reset_length = *dp++;
2633 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2634 dp += 2 * mi->mi_reset_length;
2636 dp0 = &sc->tulip_rombuf[mi->mi_reset_offset];
2637 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++, dp0 += 2) {
2639 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16);
2641 sc->tulip_phyaddr = mi->mi_phyaddr;
2642 dp0 = &sc->tulip_rombuf[mi->mi_gpr_offset];
2643 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++, dp0 += 2) {
2645 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16);
2648 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0)
2649 TULIP_CSR_WRITE(sc, csr_sia_general, 0);
2651 mi->mi_phyaddr = TULIP_MII_NOPHY;
2652 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) {
2654 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno);
2656 if (mi->mi_phyaddr == TULIP_MII_NOPHY) {
2657 #if defined(TULIP_DEBUG)
2658 device_printf(sc->tulip_dev, "can't find phy %d\n",
2663 sc->tulip_features |= TULIP_HAVE_MII;
2664 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2;
2665 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2;
2666 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2;
2667 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2;
2668 mi->mi_mii_interrupt = dp[0] + dp[1] * 256; dp += 2;
2669 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2670 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2671 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2672 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2673 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2674 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2675 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2679 case 4: { /* 21143 SYM block */
2680 tulip_media_t media;
2681 srom_media = (tulip_srom_media_t) dp[0];
2682 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2683 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2686 media = tulip_srom_mediums[idx3].sm_type;
2687 if (media == TULIP_MEDIA_UNKNOWN)
2689 mi->mi_type = TULIP_MEDIAINFO_SYM;
2690 sc->tulip_mediums[media] = mi;
2691 mi->mi_gpcontrol = (dp[1] + dp[2] * 256) << 16;
2692 mi->mi_gpdata = (dp[3] + dp[4] * 256) << 16;
2693 data = dp[5] + dp[6] * 256;
2694 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data);
2695 if (data & TULIP_SROM_2114X_NOINDICATOR) {
2698 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0;
2699 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data);
2700 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask;
2702 if (TULIP_IS_MEDIA_TP(media))
2703 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2708 case 5: { /* 21143 Reset block */
2709 mi->mi_type = TULIP_MEDIAINFO_RESET;
2710 mi->mi_reset_length = *dp++;
2711 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2712 dp += 2 * mi->mi_reset_length;
2723 return mi - sc->tulip_mediainfo;
2726 static const struct {
2727 void (*vendor_identify_nic)(tulip_softc_t * const sc);
2728 unsigned char vendor_oui[3];
2729 } tulip_vendors[] = {
2730 { tulip_identify_dec_nic, { 0x08, 0x00, 0x2B } },
2731 { tulip_identify_dec_nic, { 0x00, 0x00, 0xF8 } },
2732 { tulip_identify_smc_nic, { 0x00, 0x00, 0xC0 } },
2733 { tulip_identify_smc_nic, { 0x00, 0xE0, 0x29 } },
2734 { tulip_identify_znyx_nic, { 0x00, 0xC0, 0x95 } },
2735 { tulip_identify_cogent_nic, { 0x00, 0x00, 0x92 } },
2736 { tulip_identify_asante_nic, { 0x00, 0x00, 0x94 } },
2737 { tulip_identify_cogent_nic, { 0x00, 0x00, 0xD1 } },
2738 { tulip_identify_accton_nic, { 0x00, 0x00, 0xE8 } },
2739 { tulip_identify_compex_nic, { 0x00, 0x80, 0x48 } },
2744 * This deals with the vagaries of the address roms and the
2745 * brain-deadness that various vendors commit in using them.
2748 tulip_read_macaddr(tulip_softc_t * const sc)
2750 unsigned cksum, rom_cksum, idx;
2752 unsigned char tmpbuf[8];
2753 static const u_char testpat[] = { 0xFF, 0, 0x55, 0xAA, 0xFF, 0, 0x55, 0xAA };
2755 sc->tulip_connidx = TULIP_SROM_LASTCONNIDX;
2757 if (sc->tulip_chipid == TULIP_21040) {
2758 TULIP_CSR_WRITE(sc, csr_enetrom, 1);
2759 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) {
2761 while (((csr = TULIP_CSR_READ(sc, csr_enetrom)) & 0x80000000L) && cnt < 10000)
2763 sc->tulip_rombuf[idx] = csr & 0xFF;
2765 sc->tulip_boardsw = &tulip_21040_boardsw;
2767 if (sc->tulip_chipid == TULIP_21041) {
2769 * Thankfully all 21041's act the same.
2771 sc->tulip_boardsw = &tulip_21041_boardsw;
2774 * Assume all 21140 board are compatible with the
2775 * DEC 10/100 evaluation board. Not really valid but
2776 * it's the best we can do until every one switches to
2777 * the new SROM format.
2780 sc->tulip_boardsw = &tulip_21140_eb_boardsw;
2782 tulip_srom_read(sc);
2783 if (tulip_srom_crcok(sc->tulip_rombuf)) {
2785 * SROM CRC is valid therefore it must be in the
2788 sc->tulip_features |= TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM;
2789 } else if (sc->tulip_rombuf[126] == 0xff && sc->tulip_rombuf[127] == 0xFF) {
2791 * No checksum is present. See if the SROM id checks out;
2792 * the first 18 bytes should be 0 followed by a 1 followed
2793 * by the number of adapters (which we don't deal with yet).
2795 for (idx = 0; idx < 18; idx++) {
2796 if (sc->tulip_rombuf[idx] != 0)
2799 if (idx == 18 && sc->tulip_rombuf[18] == 1 && sc->tulip_rombuf[19] != 0)
2800 sc->tulip_features |= TULIP_HAVE_ISVSROM;
2801 } else if (sc->tulip_chipid >= TULIP_21142) {
2802 sc->tulip_features |= TULIP_HAVE_ISVSROM;
2803 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2805 if ((sc->tulip_features & TULIP_HAVE_ISVSROM) && tulip_srom_decode(sc)) {
2806 if (sc->tulip_chipid != TULIP_21041)
2807 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2810 * If the SROM specifies more than one adapter, tag this as a
2813 if (sc->tulip_rombuf[19] > 1)
2814 sc->tulip_features |= TULIP_HAVE_BASEROM;
2815 if (sc->tulip_boardsw == NULL)
2822 if (bcmp(&sc->tulip_rombuf[0], &sc->tulip_rombuf[16], 8) != 0) {
2824 * Some folks don't use the standard ethernet rom format
2825 * but instead just put the address in the first 6 bytes
2826 * of the rom and let the rest be all 0xffs. (Can we say
2827 * ZNYX?) (well sometimes they put in a checksum so we'll
2830 for (idx = 8; idx < 32; idx++) {
2831 if (sc->tulip_rombuf[idx] != 0xFF)
2835 * Make sure the address is not multicast or locally assigned
2836 * that the OUI is not 00-00-00.
2838 if ((sc->tulip_rombuf[0] & 3) != 0)
2840 if (sc->tulip_rombuf[0] == 0 && sc->tulip_rombuf[1] == 0
2841 && sc->tulip_rombuf[2] == 0)
2843 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6);
2844 sc->tulip_features |= TULIP_HAVE_OKROM;
2848 * A number of makers of multiport boards (ZNYX and Cogent)
2849 * only put on one address ROM on their 21040 boards. So
2850 * if the ROM is all zeros (or all 0xFFs), look at the
2851 * previous configured boards (as long as they are on the same
2852 * PCI bus and the bus number is non-zero) until we find the
2853 * master board with address ROM. We then use its address ROM
2854 * as the base for this board. (we add our relative board
2855 * to the last byte of its address).
2857 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) {
2858 if (sc->tulip_rombuf[idx] != 0 && sc->tulip_rombuf[idx] != 0xFF)
2861 if (idx == sizeof(sc->tulip_rombuf)) {
2863 tulip_softc_t *root_sc = NULL;
2864 for (root_unit = sc->tulip_unit - 1; root_unit >= 0; root_unit--) {
2865 root_sc = tulips[root_unit];
2866 if (root_sc == NULL || (root_sc->tulip_features & (TULIP_HAVE_OKROM|TULIP_HAVE_SLAVEDROM)) == TULIP_HAVE_OKROM)
2870 if (root_sc != NULL && (root_sc->tulip_features & TULIP_HAVE_BASEROM)
2871 && root_sc->tulip_chipid == sc->tulip_chipid
2872 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) {
2873 sc->tulip_features |= TULIP_HAVE_SLAVEDROM;
2874 sc->tulip_boardsw = root_sc->tulip_boardsw;
2875 strcpy(sc->tulip_boardid, root_sc->tulip_boardid);
2876 if (sc->tulip_boardsw->bd_type == TULIP_21140_ISV) {
2877 bcopy(root_sc->tulip_rombuf, sc->tulip_rombuf,
2878 sizeof(sc->tulip_rombuf));
2879 if (!tulip_srom_decode(sc))
2882 bcopy(root_sc->tulip_enaddr, sc->tulip_enaddr, 6);
2883 sc->tulip_enaddr[5] += sc->tulip_unit - root_sc->tulip_unit;
2886 * Now for a truly disgusting kludge: all 4 21040s on
2887 * the ZX314 share the same INTA line so the mapping
2888 * setup by the BIOS on the PCI bridge is worthless.
2889 * Rather than reprogramming the value in the config
2890 * register, we will handle this internally.
2892 if (root_sc->tulip_features & TULIP_HAVE_SHAREDINTR) {
2893 sc->tulip_slaves = root_sc->tulip_slaves;
2894 root_sc->tulip_slaves = sc;
2895 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR;
2903 * This is the standard DEC address ROM test.
2906 if (bcmp(&sc->tulip_rombuf[24], testpat, 8) != 0)
2909 tmpbuf[0] = sc->tulip_rombuf[15]; tmpbuf[1] = sc->tulip_rombuf[14];
2910 tmpbuf[2] = sc->tulip_rombuf[13]; tmpbuf[3] = sc->tulip_rombuf[12];
2911 tmpbuf[4] = sc->tulip_rombuf[11]; tmpbuf[5] = sc->tulip_rombuf[10];
2912 tmpbuf[6] = sc->tulip_rombuf[9]; tmpbuf[7] = sc->tulip_rombuf[8];
2913 if (bcmp(&sc->tulip_rombuf[0], tmpbuf, 8) != 0)
2916 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6);
2918 cksum = *(u_int16_t *) &sc->tulip_enaddr[0];
2920 if (cksum > 65535) cksum -= 65535;
2921 cksum += *(u_int16_t *) &sc->tulip_enaddr[2];
2922 if (cksum > 65535) cksum -= 65535;
2924 if (cksum > 65535) cksum -= 65535;
2925 cksum += *(u_int16_t *) &sc->tulip_enaddr[4];
2926 if (cksum >= 65535) cksum -= 65535;
2928 rom_cksum = *(u_int16_t *) &sc->tulip_rombuf[6];
2930 if (cksum != rom_cksum)
2935 * Check for various boards based on OUI. Did I say braindead?
2937 for (idx = 0; tulip_vendors[idx].vendor_identify_nic != NULL; idx++) {
2938 if (bcmp(sc->tulip_enaddr, tulip_vendors[idx].vendor_oui, 3) == 0) {
2939 (*tulip_vendors[idx].vendor_identify_nic)(sc);
2944 sc->tulip_features |= TULIP_HAVE_OKROM;
2949 tulip_ifmedia_add(tulip_softc_t * const sc)
2951 tulip_media_t media;
2954 TULIP_LOCK_ASSERT(sc);
2955 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
2956 if (sc->tulip_mediums[media] != NULL) {
2957 ifmedia_add(&sc->tulip_ifmedia, tulip_media_to_ifmedia[media],
2963 sc->tulip_features |= TULIP_HAVE_NOMEDIA;
2964 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE, 0, 0);
2965 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE);
2966 } else if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
2967 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO, 0, 0);
2968 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO);
2970 ifmedia_set(&sc->tulip_ifmedia, tulip_media_to_ifmedia[sc->tulip_media]);
2971 sc->tulip_flags |= TULIP_PRINTMEDIA;
2972 tulip_linkup(sc, sc->tulip_media);
2977 tulip_ifmedia_change(struct ifnet * const ifp)
2979 tulip_softc_t * const sc = (tulip_softc_t *)ifp->if_softc;
2982 sc->tulip_flags |= TULIP_NEEDRESET;
2983 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
2984 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
2985 if (IFM_SUBTYPE(sc->tulip_ifmedia.ifm_media) != IFM_AUTO) {
2986 tulip_media_t media;
2987 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
2988 if (sc->tulip_mediums[media] != NULL
2989 && sc->tulip_ifmedia.ifm_media == tulip_media_to_ifmedia[media]) {
2990 sc->tulip_flags |= TULIP_PRINTMEDIA;
2991 sc->tulip_flags &= ~TULIP_DIDNWAY;
2992 tulip_linkup(sc, media);
2998 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_WANTRXACT);
3000 tulip_init_locked(sc);
3006 * Media status callback
3009 tulip_ifmedia_status(struct ifnet * const ifp, struct ifmediareq *req)
3011 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
3014 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
3019 req->ifm_status = IFM_AVALID;
3020 if (sc->tulip_flags & TULIP_LINKUP)
3021 req->ifm_status |= IFM_ACTIVE;
3023 req->ifm_active = tulip_media_to_ifmedia[sc->tulip_media];
3028 tulip_addr_filter(tulip_softc_t * const sc)
3030 struct ifmultiaddr *ifma;
3033 u_int16_t eaddr[ETHER_ADDR_LEN/2];
3036 TULIP_LOCK_ASSERT(sc);
3037 sc->tulip_flags &= ~(TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY|TULIP_ALLMULTI);
3038 sc->tulip_flags |= TULIP_WANTSETUP|TULIP_WANTTXSTART;
3039 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN;
3040 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED;
3041 #if defined(IFF_ALLMULTI)
3042 if (sc->tulip_ifp->if_flags & IFF_ALLMULTI)
3043 sc->tulip_flags |= TULIP_ALLMULTI ;
3047 ifp = sc->tulip_ifp;
3048 if_maddr_rlock(ifp);
3050 /* Copy MAC address on stack to align. */
3051 if (ifp->if_input != NULL)
3052 bcopy(IF_LLADDR(ifp), eaddr, ETHER_ADDR_LEN);
3054 bcopy(sc->tulip_enaddr, eaddr, ETHER_ADDR_LEN);
3056 CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3058 if (ifma->ifma_addr->sa_family == AF_LINK)
3062 if (multicnt > 14) {
3063 u_int32_t *sp = sc->tulip_setupdata;
3066 * Some early passes of the 21140 have broken implementations of
3067 * hash-perfect mode. When we get too many multicasts for perfect
3068 * filtering with these chips, we need to switch into hash-only
3069 * mode (this is better than all-multicast on network with lots
3070 * of multicast traffic).
3072 if (sc->tulip_features & TULIP_HAVE_BROKEN_HASH)
3073 sc->tulip_flags |= TULIP_WANTHASHONLY;
3075 sc->tulip_flags |= TULIP_WANTHASHPERFECT;
3077 * If we have more than 14 multicasts, we have
3078 * go into hash perfect mode (512 bit multicast
3079 * hash and one perfect hardware).
3081 bzero(sc->tulip_setupdata, sizeof(sc->tulip_setupdata));
3083 CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3085 if (ifma->ifma_addr->sa_family != AF_LINK)
3088 hash = tulip_mchash(LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
3089 sp[hash >> 4] |= htole32(1 << (hash & 0xF));
3092 * No reason to use a hash if we are going to be
3093 * receiving every multicast.
3095 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) {
3096 hash = tulip_mchash(ifp->if_broadcastaddr);
3097 sp[hash >> 4] |= htole32(1 << (hash & 0xF));
3098 if (sc->tulip_flags & TULIP_WANTHASHONLY) {
3099 hash = tulip_mchash((caddr_t)eaddr);
3100 sp[hash >> 4] |= htole32(1 << (hash & 0xF));
3102 sp[39] = TULIP_SP_MAC(eaddr[0]);
3103 sp[40] = TULIP_SP_MAC(eaddr[1]);
3104 sp[41] = TULIP_SP_MAC(eaddr[2]);
3108 if ((sc->tulip_flags & (TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY)) == 0) {
3109 u_int32_t *sp = sc->tulip_setupdata;
3111 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) {
3113 * Else can get perfect filtering for 16 addresses.
3115 CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3116 if (ifma->ifma_addr->sa_family != AF_LINK)
3118 addrp = LLADDR((struct sockaddr_dl *)ifma->ifma_addr);
3119 *sp++ = TULIP_SP_MAC(((u_int16_t *)addrp)[0]);
3120 *sp++ = TULIP_SP_MAC(((u_int16_t *)addrp)[1]);
3121 *sp++ = TULIP_SP_MAC(((u_int16_t *)addrp)[2]);
3125 * Add the broadcast address.
3128 *sp++ = TULIP_SP_MAC(0xFFFF);
3129 *sp++ = TULIP_SP_MAC(0xFFFF);
3130 *sp++ = TULIP_SP_MAC(0xFFFF);
3133 * Pad the rest with our hardware address
3135 for (; idx < 16; idx++) {
3136 *sp++ = TULIP_SP_MAC(eaddr[0]);
3137 *sp++ = TULIP_SP_MAC(eaddr[1]);
3138 *sp++ = TULIP_SP_MAC(eaddr[2]);
3141 if_maddr_runlock(ifp);
3145 tulip_reset(tulip_softc_t * const sc)
3147 tulip_ringinfo_t *ri;
3148 tulip_descinfo_t *di;
3150 u_int32_t inreset = (sc->tulip_flags & TULIP_INRESET);
3152 TULIP_LOCK_ASSERT(sc);
3154 CTR1(KTR_TULIP, "tulip_reset: inreset %d", inreset);
3157 * Brilliant. Simply brilliant. When switching modes/speeds
3158 * on a 2114*, you need to set the appriopriate MII/PCS/SCL/PS
3159 * bits in CSR6 and then do a software reset to get the 21140
3160 * to properly reset its internal pathways to the right places.
3163 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0
3164 && sc->tulip_boardsw->bd_media_preset != NULL)
3165 (*sc->tulip_boardsw->bd_media_preset)(sc);
3167 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
3168 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
3169 33MHz that comes to two microseconds but wait a
3170 bit longer anyways) */
3173 sc->tulip_flags |= TULIP_INRESET;
3174 sc->tulip_flags &= ~(TULIP_NEEDRESET|TULIP_RXBUFSLOW);
3175 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
3178 TULIP_CSR_WRITE(sc, csr_txlist, sc->tulip_txinfo.ri_dma_addr & 0xffffffff);
3179 TULIP_CSR_WRITE(sc, csr_rxlist, sc->tulip_rxinfo.ri_dma_addr & 0xffffffff);
3180 TULIP_CSR_WRITE(sc, csr_busmode,
3181 (1 << (3 /*pci_max_burst_len*/ + 8))
3182 |TULIP_BUSMODE_CACHE_ALIGN8
3183 |TULIP_BUSMODE_READMULTIPLE
3184 |(BYTE_ORDER != LITTLE_ENDIAN ?
3185 TULIP_BUSMODE_DESC_BIGENDIAN : 0));
3187 sc->tulip_txtimer = 0;
3189 * Free all the mbufs that were on the transmit ring.
3191 CTR0(KTR_TULIP, "tulip_reset: drain transmit ring");
3192 ri = &sc->tulip_txinfo;
3193 for (di = ri->ri_first; di < ri->ri_last; di++) {
3194 m = tulip_dequeue_mbuf(ri, di, SYNC_NONE);
3197 di->di_desc->d_status = 0;
3200 ri->ri_nextin = ri->ri_nextout = ri->ri_first;
3201 ri->ri_free = ri->ri_max;
3202 TULIP_TXDESC_PRESYNC(ri);
3205 * We need to collect all the mbufs that were on the
3206 * receive ring before we reinit it either to put
3207 * them back on or to know if we have to allocate
3210 CTR0(KTR_TULIP, "tulip_reset: drain receive ring");
3211 ri = &sc->tulip_rxinfo;
3212 ri->ri_nextin = ri->ri_nextout = ri->ri_first;
3213 ri->ri_free = ri->ri_max;
3214 for (di = ri->ri_first; di < ri->ri_last; di++) {
3215 di->di_desc->d_status = 0;
3216 di->di_desc->d_length1 = 0; di->di_desc->d_addr1 = 0;
3217 di->di_desc->d_length2 = 0; di->di_desc->d_addr2 = 0;
3219 TULIP_RXDESC_PRESYNC(ri);
3220 for (di = ri->ri_first; di < ri->ri_last; di++) {
3221 m = tulip_dequeue_mbuf(ri, di, SYNC_NONE);
3227 * If tulip_reset is being called recursively, exit quickly knowing
3228 * that when the outer tulip_reset returns all the right stuff will
3234 sc->tulip_intrmask |= TULIP_STS_NORMALINTR|TULIP_STS_RXINTR|TULIP_STS_TXINTR
3235 |TULIP_STS_ABNRMLINTR|TULIP_STS_SYSERROR|TULIP_STS_TXSTOPPED
3236 |TULIP_STS_TXUNDERFLOW|TULIP_STS_TXBABBLE
3237 |TULIP_STS_RXSTOPPED;
3239 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0)
3240 (*sc->tulip_boardsw->bd_media_select)(sc);
3241 #if defined(TULIP_DEBUG)
3242 if ((sc->tulip_flags & TULIP_NEEDRESET) == TULIP_NEEDRESET)
3243 device_printf(sc->tulip_dev,
3244 "tulip_reset: additional reset needed?!?\n");
3247 tulip_media_print(sc);
3248 if (sc->tulip_features & TULIP_HAVE_DUALSENSE)
3249 TULIP_CSR_WRITE(sc, csr_sia_status, TULIP_CSR_READ(sc, csr_sia_status));
3251 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_WANTSETUP|TULIP_INRESET
3257 tulip_init(void *arg)
3259 tulip_softc_t *sc = (tulip_softc_t *)arg;
3262 tulip_init_locked(sc);
3267 tulip_init_locked(tulip_softc_t * const sc)
3269 CTR0(KTR_TULIP, "tulip_init_locked");
3270 if (sc->tulip_ifp->if_flags & IFF_UP) {
3271 if ((sc->tulip_ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) {
3272 /* initialize the media */
3273 CTR0(KTR_TULIP, "tulip_init_locked: up but not running, reset chip");
3276 tulip_addr_filter(sc);
3277 sc->tulip_ifp->if_drv_flags |= IFF_DRV_RUNNING;
3278 if (sc->tulip_ifp->if_flags & IFF_PROMISC) {
3279 sc->tulip_flags |= TULIP_PROMISC;
3280 sc->tulip_cmdmode |= TULIP_CMD_PROMISCUOUS;
3281 sc->tulip_intrmask |= TULIP_STS_TXINTR;
3283 sc->tulip_flags &= ~TULIP_PROMISC;
3284 sc->tulip_cmdmode &= ~TULIP_CMD_PROMISCUOUS;
3285 if (sc->tulip_flags & TULIP_ALLMULTI) {
3286 sc->tulip_cmdmode |= TULIP_CMD_ALLMULTI;
3288 sc->tulip_cmdmode &= ~TULIP_CMD_ALLMULTI;
3291 sc->tulip_cmdmode |= TULIP_CMD_TXRUN;
3292 if ((sc->tulip_flags & (TULIP_TXPROBE_ACTIVE|TULIP_WANTSETUP)) == 0) {
3294 sc->tulip_cmdmode |= TULIP_CMD_RXRUN;
3295 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED;
3297 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
3298 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN;
3299 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED;
3301 CTR2(KTR_TULIP, "tulip_init_locked: intr mask %08x cmdmode %08x",
3302 sc->tulip_intrmask, sc->tulip_cmdmode);
3303 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3304 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3305 CTR1(KTR_TULIP, "tulip_init_locked: status %08x\n",
3306 TULIP_CSR_READ(sc, csr_status));
3307 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP)
3308 tulip_txput_setup(sc);
3309 callout_reset(&sc->tulip_stat_timer, hz, tulip_watchdog, sc);
3311 CTR0(KTR_TULIP, "tulip_init_locked: not up, reset chip");
3312 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
3314 tulip_addr_filter(sc);
3315 callout_stop(&sc->tulip_stat_timer);
3319 #define DESC_STATUS(di) (((volatile tulip_desc_t *)((di)->di_desc))->d_status)
3320 #define DESC_FLAG(di) ((di)->di_desc->d_flag)
3323 tulip_rx_intr(tulip_softc_t * const sc)
3325 TULIP_PERFSTART(rxintr)
3326 tulip_ringinfo_t * const ri = &sc->tulip_rxinfo;
3327 struct ifnet * const ifp = sc->tulip_ifp;
3329 #if defined(TULIP_DEBUG)
3333 TULIP_LOCK_ASSERT(sc);
3334 CTR0(KTR_TULIP, "tulip_rx_intr: start");
3336 TULIP_PERFSTART(rxget)
3337 tulip_descinfo_t *eop = ri->ri_nextin, *dip;
3338 int total_len = 0, last_offset = 0;
3339 struct mbuf *ms = NULL, *me = NULL;
3343 if (fillok && (ri->ri_max - ri->ri_free) < TULIP_RXQ_TARGET)
3346 #if defined(TULIP_DEBUG)
3347 if (cnt == ri->ri_max)
3351 * If the TULIP has no descriptors, there can't be any receive
3352 * descriptors to process.
3354 if (eop == ri->ri_nextout)
3358 * 90% of the packets will fit in one descriptor. So we optimize
3361 TULIP_RXDESC_POSTSYNC(ri);
3362 if ((DESC_STATUS(eop) & (TULIP_DSTS_OWNER|TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) == (TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) {
3363 ms = tulip_dequeue_mbuf(ri, eop, SYNC_RX);
3365 "tulip_rx_intr: single packet mbuf %p from descriptor %td", ms,
3366 eop - ri->ri_first);
3371 * If still owned by the TULIP, don't touch it.
3373 if (DESC_STATUS(eop) & TULIP_DSTS_OWNER)
3377 * It is possible (though improbable unless MCLBYTES < 1518) for
3378 * a received packet to cross more than one receive descriptor.
3379 * We first loop through the descriptor ring making sure we have
3380 * received a complete packet. If not, we bail until the next
3384 while ((DESC_STATUS(eop) & TULIP_DSTS_RxLASTDESC) == 0) {
3385 if (++eop == ri->ri_last)
3387 TULIP_RXDESC_POSTSYNC(ri);
3388 if (eop == ri->ri_nextout || DESC_STATUS(eop) & TULIP_DSTS_OWNER) {
3389 #if defined(TULIP_DEBUG)
3390 sc->tulip_dbg.dbg_rxintrs++;
3391 sc->tulip_dbg.dbg_rxpktsperintr[cnt]++;
3393 TULIP_PERFEND(rxget);
3394 TULIP_PERFEND(rxintr);
3401 * Dequeue the first buffer for the start of the packet. Hopefully
3402 * this will be the only one we need to dequeue. However, if the
3403 * packet consumed multiple descriptors, then we need to dequeue
3404 * those buffers and chain to the starting mbuf. All buffers but
3405 * the last buffer have the same length so we can set that now.
3406 * (we add to last_offset instead of multiplying since we normally
3407 * won't go into the loop and thereby saving ourselves from
3408 * doing a multiplication by 0 in the normal case).
3410 ms = tulip_dequeue_mbuf(ri, dip, SYNC_RX);
3412 "tulip_rx_intr: start packet mbuf %p from descriptor %td", ms,
3413 dip - ri->ri_first);
3415 for (me = ms; total_len > 0; total_len--) {
3416 me->m_len = TULIP_RX_BUFLEN;
3417 last_offset += TULIP_RX_BUFLEN;
3418 if (++dip == ri->ri_last)
3420 me->m_next = tulip_dequeue_mbuf(ri, dip, SYNC_RX);
3424 "tulip_rx_intr: cont packet mbuf %p from descriptor %td",
3425 me, dip - ri->ri_first);
3427 KASSERT(dip == eop, ("mismatched descinfo structs"));
3431 * Now get the size of received packet (minus the CRC).
3433 total_len = ((DESC_STATUS(eop) >> 16) & 0x7FFF) - ETHER_CRC_LEN;
3434 if ((sc->tulip_flags & TULIP_RXIGNORE) == 0
3435 && ((DESC_STATUS(eop) & TULIP_DSTS_ERRSUM) == 0)) {
3436 me->m_len = total_len - last_offset;
3437 sc->tulip_flags |= TULIP_RXACT;
3439 CTR1(KTR_TULIP, "tulip_rx_intr: good packet; length %d",
3442 CTR1(KTR_TULIP, "tulip_rx_intr: bad packet; status %08x",
3444 if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
3445 if (DESC_STATUS(eop) & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxOVERFLOW|TULIP_DSTS_RxWATCHDOG)) {
3446 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++;
3448 #if defined(TULIP_VERBOSE)
3449 const char *error = NULL;
3451 if (DESC_STATUS(eop) & TULIP_DSTS_RxTOOLONG) {
3452 sc->tulip_dot3stats.dot3StatsFrameTooLongs++;
3453 #if defined(TULIP_VERBOSE)
3454 error = "frame too long";
3457 if (DESC_STATUS(eop) & TULIP_DSTS_RxBADCRC) {
3458 if (DESC_STATUS(eop) & TULIP_DSTS_RxDRBBLBIT) {
3459 sc->tulip_dot3stats.dot3StatsAlignmentErrors++;
3460 #if defined(TULIP_VERBOSE)
3461 error = "alignment error";
3464 sc->tulip_dot3stats.dot3StatsFCSErrors++;
3465 #if defined(TULIP_VERBOSE)
3470 #if defined(TULIP_VERBOSE)
3471 if (error != NULL && (sc->tulip_flags & TULIP_NOMESSAGES) == 0) {
3472 device_printf(sc->tulip_dev, "receive: %6D: %s\n",
3473 mtod(ms, u_char *) + 6, ":",
3475 sc->tulip_flags |= TULIP_NOMESSAGES;
3481 #if defined(TULIP_DEBUG)
3484 if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
3485 if (++eop == ri->ri_last)
3487 ri->ri_nextin = eop;
3490 * We have received a good packet that needs to be passed up the
3496 KASSERT(ms != NULL, ("no packet to accept"));
3497 #ifndef __NO_STRICT_ALIGNMENT
3499 * Copy the data into a new mbuf that is properly aligned. If
3500 * we fail to allocate a new mbuf, then drop the packet. We will
3501 * reuse the same rx buffer ('ms') below for another packet
3504 m0 = m_devget(mtod(ms, caddr_t), total_len, ETHER_ALIGN, ifp, NULL);
3506 if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
3511 * Update the header for the mbuf referencing this receive
3512 * buffer and pass it up the stack. Allocate a new mbuf cluster
3513 * to replace the one we just passed up the stack.
3515 * Note that if this packet crossed multiple descriptors
3516 * we don't even try to reallocate all the mbufs here.
3517 * Instead we rely on the test at the beginning of
3518 * the loop to refill for the extra consumed mbufs.
3520 ms->m_pkthdr.len = total_len;
3521 ms->m_pkthdr.rcvif = ifp;
3523 ms = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
3526 CTR1(KTR_TULIP, "tulip_rx_intr: passing %p to upper layer", m0);
3527 (*ifp->if_input)(ifp, m0);
3529 } else if (ms == NULL)
3531 * If we are priming the TULIP with mbufs, then allocate
3532 * a new cluster for the next descriptor.
3534 ms = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
3536 #ifndef __NO_STRICT_ALIGNMENT
3541 * Couldn't allocate a new buffer. Don't bother
3542 * trying to replenish the receive queue.
3545 sc->tulip_flags |= TULIP_RXBUFSLOW;
3546 #if defined(TULIP_DEBUG)
3547 sc->tulip_dbg.dbg_rxlowbufs++;
3549 TULIP_PERFEND(rxget);
3553 * Now give the buffer(s) to the TULIP and save in our
3557 tulip_descinfo_t * const nextout = ri->ri_nextout;
3560 KASSERT(ms->m_data == ms->m_ext.ext_buf,
3561 ("rx mbuf data doesn't point to cluster"));
3562 ms->m_len = ms->m_pkthdr.len = TULIP_RX_BUFLEN;
3563 error = bus_dmamap_load_mbuf(ri->ri_data_tag, *nextout->di_map, ms,
3564 tulip_dma_map_rxbuf, nextout->di_desc, BUS_DMA_NOWAIT);
3566 device_printf(sc->tulip_dev,
3567 "unable to load rx map, error = %d\n", error);
3568 panic("tulip_rx_intr"); /* XXX */
3570 nextout->di_desc->d_status = TULIP_DSTS_OWNER;
3571 KASSERT(nextout->di_mbuf == NULL, ("clobbering earlier rx mbuf"));
3572 nextout->di_mbuf = ms;
3573 CTR2(KTR_TULIP, "tulip_rx_intr: enqueued mbuf %p to descriptor %td",
3574 ms, nextout - ri->ri_first);
3575 TULIP_RXDESC_POSTSYNC(ri);
3576 if (++ri->ri_nextout == ri->ri_last)
3577 ri->ri_nextout = ri->ri_first;
3581 } while ((ms = me) != NULL);
3583 if ((ri->ri_max - ri->ri_free) >= TULIP_RXQ_TARGET)
3584 sc->tulip_flags &= ~TULIP_RXBUFSLOW;
3585 TULIP_PERFEND(rxget);
3588 #if defined(TULIP_DEBUG)
3589 sc->tulip_dbg.dbg_rxintrs++;
3590 sc->tulip_dbg.dbg_rxpktsperintr[cnt]++;
3592 TULIP_PERFEND(rxintr);
3596 tulip_tx_intr(tulip_softc_t * const sc)
3598 TULIP_PERFSTART(txintr)
3599 tulip_ringinfo_t * const ri = &sc->tulip_txinfo;
3604 CTR0(KTR_TULIP, "tulip_tx_intr: start");
3605 TULIP_LOCK_ASSERT(sc);
3606 while (ri->ri_free < ri->ri_max) {
3609 TULIP_TXDESC_POSTSYNC(ri);
3610 if (DESC_STATUS(ri->ri_nextin) & TULIP_DSTS_OWNER)
3615 d_flag = DESC_FLAG(ri->ri_nextin);
3616 if (d_flag & TULIP_DFLAG_TxLASTSEG) {
3617 if (d_flag & TULIP_DFLAG_TxSETUPPKT) {
3619 "tulip_tx_intr: setup packet from descriptor %td: %08x",
3620 ri->ri_nextin - ri->ri_first, DESC_STATUS(ri->ri_nextin));
3622 * We've just finished processing a setup packet.
3623 * Mark that we finished it. If there's not
3624 * another pending, startup the TULIP receiver.
3625 * Make sure we ack the RXSTOPPED so we won't get
3626 * an abormal interrupt indication.
3628 bus_dmamap_sync(sc->tulip_setup_tag, sc->tulip_setup_map,
3629 BUS_DMASYNC_POSTWRITE);
3630 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_HASHONLY);
3631 if (DESC_FLAG(ri->ri_nextin) & TULIP_DFLAG_TxINVRSFILT)
3632 sc->tulip_flags |= TULIP_HASHONLY;
3633 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == 0) {
3635 sc->tulip_cmdmode |= TULIP_CMD_RXRUN;
3636 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED;
3638 "tulip_tx_intr: intr mask %08x cmdmode %08x",
3639 sc->tulip_intrmask, sc->tulip_cmdmode);
3640 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED);
3641 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3642 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3645 const u_int32_t d_status = DESC_STATUS(ri->ri_nextin);
3647 m = tulip_dequeue_mbuf(ri, ri->ri_nextin, SYNC_TX);
3649 "tulip_tx_intr: data packet %p from descriptor %td", m,
3650 ri->ri_nextin - ri->ri_first);
3653 #if defined(TULIP_DEBUG)
3655 device_printf(sc->tulip_dev,
3656 "tx_intr: failed to dequeue mbuf?!?\n");
3659 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
3660 tulip_mediapoll_event_t event = TULIP_MEDIAPOLL_TXPROBE_OK;
3661 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxEXCCOLL)) {
3662 #if defined(TULIP_DEBUG)
3663 if (d_status & TULIP_DSTS_TxNOCARR)
3664 sc->tulip_dbg.dbg_txprobe_nocarr++;
3665 if (d_status & TULIP_DSTS_TxEXCCOLL)
3666 sc->tulip_dbg.dbg_txprobe_exccoll++;
3668 event = TULIP_MEDIAPOLL_TXPROBE_FAILED;
3670 (*sc->tulip_boardsw->bd_media_poll)(sc, event);
3672 * Escape from the loop before media poll has reset the TULIP!
3677 if (d_status & TULIP_DSTS_ERRSUM) {
3678 CTR1(KTR_TULIP, "tulip_tx_intr: output error: %08x",
3680 if_inc_counter(sc->tulip_ifp, IFCOUNTER_OERRORS, 1);
3681 if (d_status & TULIP_DSTS_TxEXCCOLL)
3682 sc->tulip_dot3stats.dot3StatsExcessiveCollisions++;
3683 if (d_status & TULIP_DSTS_TxLATECOLL)
3684 sc->tulip_dot3stats.dot3StatsLateCollisions++;
3685 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxCARRLOSS))
3686 sc->tulip_dot3stats.dot3StatsCarrierSenseErrors++;
3687 if (d_status & (TULIP_DSTS_TxUNDERFLOW|TULIP_DSTS_TxBABBLE))
3688 sc->tulip_dot3stats.dot3StatsInternalMacTransmitErrors++;
3689 if (d_status & TULIP_DSTS_TxUNDERFLOW)
3690 sc->tulip_dot3stats.dot3StatsInternalTransmitUnderflows++;
3691 if (d_status & TULIP_DSTS_TxBABBLE)
3692 sc->tulip_dot3stats.dot3StatsInternalTransmitBabbles++;
3694 u_int32_t collisions =
3695 (d_status & TULIP_DSTS_TxCOLLMASK)
3696 >> TULIP_DSTS_V_TxCOLLCNT;
3699 "tulip_tx_intr: output ok, collisions %d, status %08x",
3700 collisions, d_status);
3701 if_inc_counter(sc->tulip_ifp, IFCOUNTER_COLLISIONS, collisions);
3702 if (collisions == 1)
3703 sc->tulip_dot3stats.dot3StatsSingleCollisionFrames++;
3704 else if (collisions > 1)
3705 sc->tulip_dot3stats.dot3StatsMultipleCollisionFrames++;
3706 else if (d_status & TULIP_DSTS_TxDEFERRED)
3707 sc->tulip_dot3stats.dot3StatsDeferredTransmissions++;
3709 * SQE is only valid for 10baseT/BNC/AUI when not
3710 * running in full-duplex. In order to speed up the
3711 * test, the corresponding bit in tulip_flags needs to
3712 * set as well to get us to count SQE Test Errors.
3714 if (d_status & TULIP_DSTS_TxNOHRTBT & sc->tulip_flags)
3715 sc->tulip_dot3stats.dot3StatsSQETestErrors++;
3721 if (++ri->ri_nextin == ri->ri_last)
3722 ri->ri_nextin = ri->ri_first;
3724 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0)
3725 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
3728 * If nothing left to transmit, disable the timer.
3729 * Else if progress, reset the timer back to 2 ticks.
3731 if (ri->ri_free == ri->ri_max || (sc->tulip_flags & TULIP_TXPROBE_ACTIVE))
3732 sc->tulip_txtimer = 0;
3734 sc->tulip_txtimer = TULIP_TXTIMER;
3735 if_inc_counter(sc->tulip_ifp, IFCOUNTER_OPACKETS, xmits);
3736 TULIP_PERFEND(txintr);
3741 tulip_print_abnormal_interrupt(tulip_softc_t * const sc, u_int32_t csr)
3743 const char * const *msgp = tulip_status_bits;
3746 const char thrsh[] = "72|128\0\0\0" "96|256\0\0\0" "128|512\0\0" "160|1024";
3748 TULIP_LOCK_ASSERT(sc);
3749 csr &= (1 << (sizeof(tulip_status_bits)/sizeof(tulip_status_bits[0]))) - 1;
3750 device_printf(sc->tulip_dev, "abnormal interrupt:");
3751 for (sep = " ", mask = 1; mask <= csr; mask <<= 1, msgp++) {
3752 if ((csr & mask) && *msgp != NULL) {
3753 printf("%s%s", sep, *msgp);
3754 if (mask == TULIP_STS_TXUNDERFLOW && (sc->tulip_flags & TULIP_NEWTXTHRESH)) {
3755 sc->tulip_flags &= ~TULIP_NEWTXTHRESH;
3756 if (sc->tulip_cmdmode & TULIP_CMD_STOREFWD) {
3757 printf(" (switching to store-and-forward mode)");
3759 printf(" (raising TX threshold to %s)",
3760 &thrsh[9 * ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) >> 14)]);
3770 tulip_intr_handler(tulip_softc_t * const sc)
3772 TULIP_PERFSTART(intr)
3775 CTR0(KTR_TULIP, "tulip_intr_handler invoked");
3776 TULIP_LOCK_ASSERT(sc);
3777 while ((csr = TULIP_CSR_READ(sc, csr_status)) & sc->tulip_intrmask) {
3778 TULIP_CSR_WRITE(sc, csr_status, csr);
3780 if (csr & TULIP_STS_SYSERROR) {
3781 sc->tulip_last_system_error = (csr & TULIP_STS_ERRORMASK) >> TULIP_STS_ERR_SHIFT;
3782 if (sc->tulip_flags & TULIP_NOMESSAGES) {
3783 sc->tulip_flags |= TULIP_SYSTEMERROR;
3785 device_printf(sc->tulip_dev, "system error: %s\n",
3786 tulip_system_errors[sc->tulip_last_system_error]);
3788 sc->tulip_flags |= TULIP_NEEDRESET;
3789 sc->tulip_system_errors++;
3792 if (csr & (TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL) & sc->tulip_intrmask) {
3793 #if defined(TULIP_DEBUG)
3794 sc->tulip_dbg.dbg_link_intrs++;
3796 if (sc->tulip_boardsw->bd_media_poll != NULL) {
3797 (*sc->tulip_boardsw->bd_media_poll)(sc, csr & TULIP_STS_LINKFAIL
3798 ? TULIP_MEDIAPOLL_LINKFAIL
3799 : TULIP_MEDIAPOLL_LINKPASS);
3800 csr &= ~TULIP_STS_ABNRMLINTR;
3802 tulip_media_print(sc);
3804 if (csr & (TULIP_STS_RXINTR|TULIP_STS_RXNOBUF)) {
3805 u_int32_t misses = TULIP_CSR_READ(sc, csr_missed_frames);
3806 if (csr & TULIP_STS_RXNOBUF)
3807 sc->tulip_dot3stats.dot3StatsMissedFrames += misses & 0xFFFF;
3809 * Pass 2.[012] of the 21140A-A[CDE] may hang and/or corrupt data
3810 * on receive overflows.
3812 if ((misses & 0x0FFE0000) && (sc->tulip_features & TULIP_HAVE_RXBADOVRFLW)) {
3813 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++;
3815 * Stop the receiver process and spin until it's stopped.
3816 * Tell rx_intr to drop the packets it dequeues.
3818 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode & ~TULIP_CMD_RXRUN);
3819 while ((TULIP_CSR_READ(sc, csr_status) & TULIP_STS_RXSTOPPED) == 0)
3821 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED);
3822 sc->tulip_flags |= TULIP_RXIGNORE;
3825 if (sc->tulip_flags & TULIP_RXIGNORE) {
3827 * Restart the receiver.
3829 sc->tulip_flags &= ~TULIP_RXIGNORE;
3830 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3833 if (csr & TULIP_STS_ABNRMLINTR) {
3834 u_int32_t tmp = csr & sc->tulip_intrmask
3835 & ~(TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR);
3836 if (csr & TULIP_STS_TXUNDERFLOW) {
3837 if ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) != TULIP_CMD_THRSHLD160) {
3838 sc->tulip_cmdmode += TULIP_CMD_THRSHLD96;
3839 sc->tulip_flags |= TULIP_NEWTXTHRESH;
3840 } else if (sc->tulip_features & TULIP_HAVE_STOREFWD) {
3841 sc->tulip_cmdmode |= TULIP_CMD_STOREFWD;
3842 sc->tulip_flags |= TULIP_NEWTXTHRESH;
3845 if (sc->tulip_flags & TULIP_NOMESSAGES) {
3846 sc->tulip_statusbits |= tmp;
3848 tulip_print_abnormal_interrupt(sc, tmp);
3849 sc->tulip_flags |= TULIP_NOMESSAGES;
3851 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3853 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_TXPROBE_ACTIVE|TULIP_DOINGSETUP|TULIP_PROMISC)) {
3855 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0)
3856 tulip_start_locked(sc);
3859 if (sc->tulip_flags & TULIP_NEEDRESET) {
3861 tulip_init_locked(sc);
3863 TULIP_PERFEND(intr);
3867 tulip_intr_shared(void *arg)
3869 tulip_softc_t * sc = arg;
3871 for (; sc != NULL; sc = sc->tulip_slaves) {
3873 #if defined(TULIP_DEBUG)
3874 sc->tulip_dbg.dbg_intrs++;
3876 tulip_intr_handler(sc);
3882 tulip_intr_normal(void *arg)
3884 tulip_softc_t * sc = (tulip_softc_t *) arg;
3887 #if defined(TULIP_DEBUG)
3888 sc->tulip_dbg.dbg_intrs++;
3890 tulip_intr_handler(sc);
3894 static struct mbuf *
3895 tulip_txput(tulip_softc_t * const sc, struct mbuf *m)
3897 TULIP_PERFSTART(txput)
3898 tulip_ringinfo_t * const ri = &sc->tulip_txinfo;
3899 tulip_descinfo_t *eop, *nextout;
3902 bus_dma_segment_t segs[TULIP_MAX_TXSEG];
3907 TULIP_LOCK_ASSERT(sc);
3908 #if defined(TULIP_DEBUG)
3909 if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) {
3910 device_printf(sc->tulip_dev, "txput%s: tx not running\n",
3911 (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) ? "(probe)" : "");
3912 sc->tulip_flags |= TULIP_WANTTXSTART;
3913 sc->tulip_dbg.dbg_txput_finishes[0]++;
3919 * Now we try to fill in our transmit descriptors. This is
3920 * a bit reminiscent of going on the Ark two by two
3921 * since each descriptor for the TULIP can describe
3922 * two buffers. So we advance through packet filling
3923 * each of the two entries at a time to fill each
3924 * descriptor. Clear the first and last segment bits
3925 * in each descriptor (actually just clear everything
3926 * but the end-of-ring or chain bits) to make sure
3927 * we don't get messed up by previously sent packets.
3929 * We may fail to put the entire packet on the ring if
3930 * there is either not enough ring entries free or if the
3931 * packet has more than MAX_TXSEG segments. In the former
3932 * case we will just wait for the ring to empty. In the
3933 * latter case we have to recopy.
3935 #if defined(KTR) && KTR_TULIP
3938 while (m0->m_next != NULL) {
3942 CTR2(KTR_TULIP, "tulip_txput: sending packet %p (%d chunks)", m, segcnt);
3945 eop = nextout = ri->ri_nextout;
3950 * Reclaim some tx descriptors if we are out since we need at least one
3951 * free descriptor so that we have a dma_map to load the mbuf.
3954 #if defined(TULIP_DEBUG)
3955 sc->tulip_dbg.dbg_no_txmaps++;
3957 free += tulip_tx_intr(sc);
3960 sc->tulip_flags |= TULIP_WANTTXSTART;
3961 #if defined(TULIP_DEBUG)
3962 sc->tulip_dbg.dbg_txput_finishes[1]++;
3966 error = bus_dmamap_load_mbuf_sg(ri->ri_data_tag, *eop->di_map, m, segs,
3967 &nsegs, BUS_DMA_NOWAIT);
3969 if (error == EFBIG) {
3971 * The packet exceeds the number of transmit buffer
3972 * entries that we can use for one packet, so we have
3973 * to recopy it into one mbuf and then try again. If
3974 * we can't recopy it, try again later.
3976 m0 = m_defrag(m, M_NOWAIT);
3978 sc->tulip_flags |= TULIP_WANTTXSTART;
3979 #if defined(TULIP_DEBUG)
3980 sc->tulip_dbg.dbg_txput_finishes[2]++;
3985 error = bus_dmamap_load_mbuf_sg(ri->ri_data_tag, *eop->di_map, m,
3986 segs, &nsegs, BUS_DMA_NOWAIT);
3989 device_printf(sc->tulip_dev,
3990 "unable to load tx map, error = %d\n", error);
3991 #if defined(TULIP_DEBUG)
3992 sc->tulip_dbg.dbg_txput_finishes[3]++;
3997 CTR1(KTR_TULIP, "tulip_txput: nsegs %d", nsegs);
4000 * Each descriptor allows for up to 2 fragments since we don't use
4001 * the descriptor chaining mode in this driver.
4003 if ((free -= (nsegs + 1) / 2) <= 0
4005 * See if there's any unclaimed space in the transmit ring.
4007 && (free += tulip_tx_intr(sc)) <= 0) {
4009 * There's no more room but since nothing
4010 * has been committed at this point, just
4011 * show output is active, put back the
4014 sc->tulip_flags |= TULIP_WANTTXSTART;
4015 #if defined(TULIP_DEBUG)
4016 sc->tulip_dbg.dbg_txput_finishes[4]++;
4018 bus_dmamap_unload(ri->ri_data_tag, *eop->di_map);
4021 for (; nsegs - segcnt > 1; segcnt += 2) {
4023 eop->di_desc->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
4024 eop->di_desc->d_status = d_status;
4025 eop->di_desc->d_addr1 = segs[segcnt].ds_addr & 0xffffffff;
4026 eop->di_desc->d_length1 = segs[segcnt].ds_len;
4027 eop->di_desc->d_addr2 = segs[segcnt+1].ds_addr & 0xffffffff;
4028 eop->di_desc->d_length2 = segs[segcnt+1].ds_len;
4029 d_status = TULIP_DSTS_OWNER;
4030 if (++nextout == ri->ri_last)
4031 nextout = ri->ri_first;
4033 if (segcnt < nsegs) {
4035 eop->di_desc->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
4036 eop->di_desc->d_status = d_status;
4037 eop->di_desc->d_addr1 = segs[segcnt].ds_addr & 0xffffffff;
4038 eop->di_desc->d_length1 = segs[segcnt].ds_len;
4039 eop->di_desc->d_addr2 = 0;
4040 eop->di_desc->d_length2 = 0;
4041 if (++nextout == ri->ri_last)
4042 nextout = ri->ri_first;
4046 * tulip_tx_intr() harvests the mbuf from the last descriptor in the
4047 * frame. We just used the dmamap in the first descriptor for the
4048 * load operation however. Thus, to let the tulip_dequeue_mbuf() call
4049 * in tulip_tx_intr() unload the correct dmamap, we swap the dmamap
4050 * pointers in the two descriptors if this is a multiple-descriptor
4053 if (eop != ri->ri_nextout) {
4055 eop->di_map = ri->ri_nextout->di_map;
4056 ri->ri_nextout->di_map = map;
4060 * bounce a copy to the bpf listener, if any.
4062 if (!(sc->tulip_flags & TULIP_DEVICEPROBE))
4063 BPF_MTAP(sc->tulip_ifp, m);
4066 * The descriptors have been filled in. Now get ready
4069 CTR3(KTR_TULIP, "tulip_txput: enqueued mbuf %p to descriptors %td - %td",
4070 m, ri->ri_nextout - ri->ri_first, eop - ri->ri_first);
4071 KASSERT(eop->di_mbuf == NULL, ("clobbering earlier tx mbuf"));
4073 TULIP_TXMAP_PRESYNC(ri, ri->ri_nextout);
4077 * Make sure the next descriptor after this packet is owned
4078 * by us since it may have been set up above if we ran out
4079 * of room in the ring.
4081 nextout->di_desc->d_status = 0;
4082 TULIP_TXDESC_PRESYNC(ri);
4085 * Mark the last and first segments, indicate we want a transmit
4086 * complete interrupt, and tell it to transmit!
4088 eop->di_desc->d_flag |= TULIP_DFLAG_TxLASTSEG|TULIP_DFLAG_TxWANTINTR;
4091 * Note that ri->ri_nextout is still the start of the packet
4092 * and until we set the OWNER bit, we can still back out of
4093 * everything we have done.
4095 ri->ri_nextout->di_desc->d_flag |= TULIP_DFLAG_TxFIRSTSEG;
4096 TULIP_TXDESC_PRESYNC(ri);
4097 ri->ri_nextout->di_desc->d_status = TULIP_DSTS_OWNER;
4098 TULIP_TXDESC_PRESYNC(ri);
4101 * This advances the ring for us.
4103 ri->ri_nextout = nextout;
4106 TULIP_PERFEND(txput);
4108 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
4109 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
4110 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
4111 TULIP_PERFEND(txput);
4116 * switch back to the single queueing ifstart.
4118 sc->tulip_flags &= ~TULIP_WANTTXSTART;
4119 if (sc->tulip_txtimer == 0)
4120 sc->tulip_txtimer = TULIP_TXTIMER;
4121 #if defined(TULIP_DEBUG)
4122 sc->tulip_dbg.dbg_txput_finishes[5]++;
4126 * If we want a txstart, there must be not enough space in the
4127 * transmit ring. So we want to enable transmit done interrupts
4128 * so we can immediately reclaim some space. When the transmit
4129 * interrupt is posted, the interrupt handler will call tx_intr
4130 * to reclaim space and then txstart (since WANTTXSTART is set).
4131 * txstart will move the packet into the transmit ring and clear
4132 * WANTTXSTART thereby causing TXINTR to be cleared.
4135 #if defined(TULIP_DEBUG)
4136 sc->tulip_dbg.dbg_txput_finishes[6]++;
4138 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_DOINGSETUP)) {
4139 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
4140 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
4141 sc->tulip_intrmask |= TULIP_STS_TXINTR;
4142 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
4144 } else if ((sc->tulip_flags & TULIP_PROMISC) == 0) {
4145 if (sc->tulip_intrmask & TULIP_STS_TXINTR) {
4146 sc->tulip_intrmask &= ~TULIP_STS_TXINTR;
4147 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
4150 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
4151 TULIP_PERFEND(txput);
4156 tulip_txput_setup(tulip_softc_t * const sc)
4158 tulip_ringinfo_t * const ri = &sc->tulip_txinfo;
4159 tulip_desc_t *nextout;
4161 TULIP_LOCK_ASSERT(sc);
4164 * We will transmit, at most, one setup packet per call to ifstart.
4167 #if defined(TULIP_DEBUG)
4168 if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) {
4169 device_printf(sc->tulip_dev, "txput_setup: tx not running\n");
4170 sc->tulip_flags |= TULIP_WANTTXSTART;
4175 * Try to reclaim some free descriptors..
4177 if (ri->ri_free < 2)
4179 if ((sc->tulip_flags & TULIP_DOINGSETUP) || ri->ri_free == 1) {
4180 sc->tulip_flags |= TULIP_WANTTXSTART;
4183 bcopy(sc->tulip_setupdata, sc->tulip_setupbuf,
4184 sizeof(sc->tulip_setupdata));
4186 * Clear WANTSETUP and set DOINGSETUP. Since we know that WANTSETUP is
4187 * set and DOINGSETUP is clear doing an XOR of the two will DTRT.
4189 sc->tulip_flags ^= TULIP_WANTSETUP|TULIP_DOINGSETUP;
4191 nextout = ri->ri_nextout->di_desc;
4192 nextout->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
4193 nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG|TULIP_DFLAG_TxLASTSEG
4194 |TULIP_DFLAG_TxSETUPPKT|TULIP_DFLAG_TxWANTINTR;
4195 if (sc->tulip_flags & TULIP_WANTHASHPERFECT)
4196 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT;
4197 else if (sc->tulip_flags & TULIP_WANTHASHONLY)
4198 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT|TULIP_DFLAG_TxINVRSFILT;
4200 nextout->d_length2 = 0;
4201 nextout->d_addr2 = 0;
4202 nextout->d_length1 = sizeof(sc->tulip_setupdata);
4203 nextout->d_addr1 = sc->tulip_setup_dma_addr & 0xffffffff;
4204 bus_dmamap_sync(sc->tulip_setup_tag, sc->tulip_setup_map,
4205 BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
4206 TULIP_TXDESC_PRESYNC(ri);
4207 CTR1(KTR_TULIP, "tulip_txput_setup: using descriptor %td",
4208 ri->ri_nextout - ri->ri_first);
4211 * Advance the ring for the next transmit packet.
4213 if (++ri->ri_nextout == ri->ri_last)
4214 ri->ri_nextout = ri->ri_first;
4217 * Make sure the next descriptor is owned by us since it
4218 * may have been set up above if we ran out of room in the
4221 ri->ri_nextout->di_desc->d_status = 0;
4222 TULIP_TXDESC_PRESYNC(ri);
4223 nextout->d_status = TULIP_DSTS_OWNER;
4225 * Flush the ownwership of the current descriptor
4227 TULIP_TXDESC_PRESYNC(ri);
4228 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
4229 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
4230 sc->tulip_intrmask |= TULIP_STS_TXINTR;
4231 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
4236 tulip_ifioctl(struct ifnet * ifp, u_long cmd, caddr_t data)
4238 TULIP_PERFSTART(ifioctl)
4239 tulip_softc_t * const sc = (tulip_softc_t *)ifp->if_softc;
4240 struct ifreq *ifr = (struct ifreq *) data;
4244 case SIOCSIFFLAGS: {
4246 tulip_init_locked(sc);
4252 case SIOCGIFMEDIA: {
4253 error = ifmedia_ioctl(ifp, ifr, &sc->tulip_ifmedia, cmd);
4258 case SIOCDELMULTI: {
4260 * Update multicast listeners
4263 tulip_init_locked(sc);
4270 error = ether_ioctl(ifp, cmd, data);
4275 TULIP_PERFEND(ifioctl);
4280 tulip_start(struct ifnet * const ifp)
4282 TULIP_PERFSTART(ifstart)
4283 tulip_softc_t * const sc = (tulip_softc_t *)ifp->if_softc;
4286 tulip_start_locked(sc);
4289 TULIP_PERFEND(ifstart);
4293 tulip_start_locked(tulip_softc_t * const sc)
4297 TULIP_LOCK_ASSERT(sc);
4299 CTR0(KTR_TULIP, "tulip_start_locked invoked");
4300 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP)
4301 tulip_txput_setup(sc);
4303 CTR1(KTR_TULIP, "tulip_start_locked: %d tx packets pending",
4304 sc->tulip_ifp->if_snd.ifq_len);
4305 while (!IFQ_DRV_IS_EMPTY(&sc->tulip_ifp->if_snd)) {
4306 IFQ_DRV_DEQUEUE(&sc->tulip_ifp->if_snd, m);
4309 if ((m = tulip_txput(sc, m)) != NULL) {
4310 IFQ_DRV_PREPEND(&sc->tulip_ifp->if_snd, m);
4317 tulip_watchdog(void *arg)
4319 TULIP_PERFSTART(stat)
4320 tulip_softc_t *sc = arg;
4321 #if defined(TULIP_DEBUG)
4325 TULIP_LOCK_ASSERT(sc);
4326 callout_reset(&sc->tulip_stat_timer, hz, tulip_watchdog, sc);
4327 #if defined(TULIP_DEBUG)
4328 rxintrs = sc->tulip_dbg.dbg_rxintrs - sc->tulip_dbg.dbg_last_rxintrs;
4329 if (rxintrs > sc->tulip_dbg.dbg_high_rxintrs_hz)
4330 sc->tulip_dbg.dbg_high_rxintrs_hz = rxintrs;
4331 sc->tulip_dbg.dbg_last_rxintrs = sc->tulip_dbg.dbg_rxintrs;
4332 #endif /* TULIP_DEBUG */
4335 * These should be rare so do a bulk test up front so we can just skip
4338 if (sc->tulip_flags & (TULIP_SYSTEMERROR|TULIP_RXBUFSLOW|TULIP_NOMESSAGES)) {
4340 * If the number of receive buffer is low, try to refill
4342 if (sc->tulip_flags & TULIP_RXBUFSLOW)
4345 if (sc->tulip_flags & TULIP_SYSTEMERROR) {
4346 if_printf(sc->tulip_ifp, "%d system errors: last was %s\n",
4347 sc->tulip_system_errors,
4348 tulip_system_errors[sc->tulip_last_system_error]);
4350 if (sc->tulip_statusbits) {
4351 tulip_print_abnormal_interrupt(sc, sc->tulip_statusbits);
4352 sc->tulip_statusbits = 0;
4355 sc->tulip_flags &= ~(TULIP_NOMESSAGES|TULIP_SYSTEMERROR);
4358 if (sc->tulip_txtimer)
4360 if (sc->tulip_txtimer && --sc->tulip_txtimer == 0) {
4361 if_printf(sc->tulip_ifp, "transmission timeout\n");
4362 if (TULIP_DO_AUTOSENSE(sc)) {
4363 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
4364 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
4365 sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP);
4368 tulip_init_locked(sc);
4371 TULIP_PERFEND(stat);
4372 TULIP_PERFMERGE(sc, perf_intr_cycles);
4373 TULIP_PERFMERGE(sc, perf_ifstart_cycles);
4374 TULIP_PERFMERGE(sc, perf_ifioctl_cycles);
4375 TULIP_PERFMERGE(sc, perf_stat_cycles);
4376 TULIP_PERFMERGE(sc, perf_timeout_cycles);
4377 TULIP_PERFMERGE(sc, perf_ifstart_one_cycles);
4378 TULIP_PERFMERGE(sc, perf_txput_cycles);
4379 TULIP_PERFMERGE(sc, perf_txintr_cycles);
4380 TULIP_PERFMERGE(sc, perf_rxintr_cycles);
4381 TULIP_PERFMERGE(sc, perf_rxget_cycles);
4382 TULIP_PERFMERGE(sc, perf_intr);
4383 TULIP_PERFMERGE(sc, perf_ifstart);
4384 TULIP_PERFMERGE(sc, perf_ifioctl);
4385 TULIP_PERFMERGE(sc, perf_stat);
4386 TULIP_PERFMERGE(sc, perf_timeout);
4387 TULIP_PERFMERGE(sc, perf_ifstart_one);
4388 TULIP_PERFMERGE(sc, perf_txput);
4389 TULIP_PERFMERGE(sc, perf_txintr);
4390 TULIP_PERFMERGE(sc, perf_rxintr);
4391 TULIP_PERFMERGE(sc, perf_rxget);
4395 tulip_attach(tulip_softc_t * const sc)
4399 ifp = sc->tulip_ifp = if_alloc(IFT_ETHER);
4401 /* XXX: driver name/unit should be set some other way */
4402 if_initname(ifp, "de", sc->tulip_unit);
4404 ifp->if_flags = IFF_BROADCAST|IFF_SIMPLEX|IFF_MULTICAST;
4405 ifp->if_ioctl = tulip_ifioctl;
4406 ifp->if_start = tulip_start;
4407 ifp->if_init = tulip_init;
4408 IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
4409 ifp->if_snd.ifq_drv_maxlen = ifqmaxlen;
4410 IFQ_SET_READY(&ifp->if_snd);
4412 device_printf(sc->tulip_dev, "%s%s pass %d.%d%s\n",
4414 tulip_chipdescs[sc->tulip_chipid],
4415 (sc->tulip_revinfo & 0xF0) >> 4,
4416 sc->tulip_revinfo & 0x0F,
4417 (sc->tulip_features & (TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM))
4418 == TULIP_HAVE_ISVSROM ? " (invalid EESPROM checksum)" : "");
4421 (*sc->tulip_boardsw->bd_media_probe)(sc);
4422 ifmedia_init(&sc->tulip_ifmedia, 0,
4423 tulip_ifmedia_change,
4424 tulip_ifmedia_status);
4425 tulip_ifmedia_add(sc);
4430 ether_ifattach(sc->tulip_ifp, sc->tulip_enaddr);
4433 sc->tulip_flags &= ~TULIP_DEVICEPROBE;
4437 /* Release memory for a single descriptor ring. */
4439 tulip_busdma_freering(tulip_ringinfo_t *ri)
4443 /* Release the DMA maps and tag for data buffers. */
4444 if (ri->ri_data_maps != NULL) {
4445 for (i = 0; i < ri->ri_max; i++) {
4446 if (ri->ri_data_maps[i] != NULL) {
4447 bus_dmamap_destroy(ri->ri_data_tag, ri->ri_data_maps[i]);
4448 ri->ri_data_maps[i] = NULL;
4451 free(ri->ri_data_maps, M_DEVBUF);
4452 ri->ri_data_maps = NULL;
4454 if (ri->ri_data_tag != NULL) {
4455 bus_dma_tag_destroy(ri->ri_data_tag);
4456 ri->ri_data_tag = NULL;
4459 /* Release the DMA memory and tag for the ring descriptors. */
4460 if (ri->ri_dma_addr != 0) {
4461 bus_dmamap_unload(ri->ri_ring_tag, ri->ri_ring_map);
4462 ri->ri_dma_addr = 0;
4464 if (ri->ri_descs != NULL) {
4465 bus_dmamem_free(ri->ri_ring_tag, ri->ri_descs, ri->ri_ring_map);
4466 ri->ri_descs = NULL;
4468 if (ri->ri_ring_tag != NULL) {
4469 bus_dma_tag_destroy(ri->ri_ring_tag);
4470 ri->ri_ring_tag = NULL;
4474 /* Allocate memory for a single descriptor ring. */
4476 tulip_busdma_allocring(device_t dev, tulip_softc_t * const sc, size_t count,
4477 bus_size_t align, int nsegs, tulip_ringinfo_t *ri, const char *name)
4482 /* First, setup a tag. */
4484 size = count * sizeof(tulip_desc_t);
4485 error = bus_dma_tag_create(bus_get_dma_tag(dev),
4486 32, 0, BUS_SPACE_MAXADDR_32BIT,
4487 BUS_SPACE_MAXADDR, NULL, NULL, size, 1, size, 0, NULL, NULL,
4490 device_printf(dev, "failed to allocate %s descriptor ring dma tag\n",
4495 /* Next, allocate memory for the descriptors. */
4496 error = bus_dmamem_alloc(ri->ri_ring_tag, (void **)&ri->ri_descs,
4497 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ri->ri_ring_map);
4499 device_printf(dev, "failed to allocate memory for %s descriptor ring\n",
4504 /* Map the descriptors. */
4505 error = bus_dmamap_load(ri->ri_ring_tag, ri->ri_ring_map, ri->ri_descs,
4506 size, tulip_dma_map_addr, &ri->ri_dma_addr, BUS_DMA_NOWAIT);
4508 device_printf(dev, "failed to get dma address for %s descriptor ring\n",
4513 /* Allocate a tag for the data buffers. */
4514 error = bus_dma_tag_create(bus_get_dma_tag(dev), align, 0,
4515 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
4516 MCLBYTES * nsegs, nsegs, MCLBYTES, 0, NULL, NULL, &ri->ri_data_tag);
4518 device_printf(dev, "failed to allocate %s buffer dma tag\n", name);
4522 /* Allocate maps for the data buffers. */
4523 ri->ri_data_maps = malloc(sizeof(bus_dmamap_t) * count, M_DEVBUF,
4525 for (i = 0; i < count; i++) {
4526 error = bus_dmamap_create(ri->ri_data_tag, 0, &ri->ri_data_maps[i]);
4528 device_printf(dev, "failed to create map for %s buffer %d\n",
4537 /* Release busdma maps, tags, and memory. */
4539 tulip_busdma_cleanup(tulip_softc_t * const sc)
4542 /* Release resources for the setup descriptor. */
4543 if (sc->tulip_setup_dma_addr != 0) {
4544 bus_dmamap_unload(sc->tulip_setup_tag, sc->tulip_setup_map);
4545 sc->tulip_setup_dma_addr = 0;
4547 if (sc->tulip_setupbuf != NULL) {
4548 bus_dmamem_free(sc->tulip_setup_tag, sc->tulip_setupbuf,
4549 sc->tulip_setup_map);
4550 sc->tulip_setupbuf = NULL;
4552 if (sc->tulip_setup_tag != NULL) {
4553 bus_dma_tag_destroy(sc->tulip_setup_tag);
4554 sc->tulip_setup_tag = NULL;
4557 /* Release the transmit ring. */
4558 tulip_busdma_freering(&sc->tulip_txinfo);
4560 /* Release the receive ring. */
4561 tulip_busdma_freering(&sc->tulip_rxinfo);
4565 tulip_busdma_init(device_t dev, tulip_softc_t * const sc)
4570 * Allocate space and dmamap for transmit ring.
4572 error = tulip_busdma_allocring(dev, sc, TULIP_TXDESCS, 1, TULIP_MAX_TXSEG,
4573 &sc->tulip_txinfo, "transmit");
4578 * Allocate space and dmamap for receive ring. We tell bus_dma that
4579 * we can map MCLBYTES so that it will accept a full MCLBYTES cluster,
4580 * but we will only map the first TULIP_RX_BUFLEN bytes. This is not
4581 * a waste in practice though as an ethernet frame can easily fit
4582 * in TULIP_RX_BUFLEN bytes.
4584 error = tulip_busdma_allocring(dev, sc, TULIP_RXDESCS, 4, 1,
4585 &sc->tulip_rxinfo, "receive");
4590 * Allocate a DMA tag, memory, and map for setup descriptor
4592 error = bus_dma_tag_create(bus_get_dma_tag(dev), 32, 0,
4593 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
4594 sizeof(sc->tulip_setupdata), 1, sizeof(sc->tulip_setupdata), 0,
4595 NULL, NULL, &sc->tulip_setup_tag);
4597 device_printf(dev, "failed to allocate setup descriptor dma tag\n");
4600 error = bus_dmamem_alloc(sc->tulip_setup_tag, (void **)&sc->tulip_setupbuf,
4601 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sc->tulip_setup_map);
4603 device_printf(dev, "failed to allocate memory for setup descriptor\n");
4606 error = bus_dmamap_load(sc->tulip_setup_tag, sc->tulip_setup_map,
4607 sc->tulip_setupbuf, sizeof(sc->tulip_setupdata),
4608 tulip_dma_map_addr, &sc->tulip_setup_dma_addr, BUS_DMA_NOWAIT);
4610 device_printf(dev, "failed to get dma address for setup descriptor\n");
4618 tulip_initcsrs(tulip_softc_t * const sc, tulip_csrptr_t csr_base,
4621 sc->tulip_csrs.csr_busmode = csr_base + 0 * csr_size;
4622 sc->tulip_csrs.csr_txpoll = csr_base + 1 * csr_size;
4623 sc->tulip_csrs.csr_rxpoll = csr_base + 2 * csr_size;
4624 sc->tulip_csrs.csr_rxlist = csr_base + 3 * csr_size;
4625 sc->tulip_csrs.csr_txlist = csr_base + 4 * csr_size;
4626 sc->tulip_csrs.csr_status = csr_base + 5 * csr_size;
4627 sc->tulip_csrs.csr_command = csr_base + 6 * csr_size;
4628 sc->tulip_csrs.csr_intr = csr_base + 7 * csr_size;
4629 sc->tulip_csrs.csr_missed_frames = csr_base + 8 * csr_size;
4630 sc->tulip_csrs.csr_9 = csr_base + 9 * csr_size;
4631 sc->tulip_csrs.csr_10 = csr_base + 10 * csr_size;
4632 sc->tulip_csrs.csr_11 = csr_base + 11 * csr_size;
4633 sc->tulip_csrs.csr_12 = csr_base + 12 * csr_size;
4634 sc->tulip_csrs.csr_13 = csr_base + 13 * csr_size;
4635 sc->tulip_csrs.csr_14 = csr_base + 14 * csr_size;
4636 sc->tulip_csrs.csr_15 = csr_base + 15 * csr_size;
4642 tulip_softc_t * const sc,
4643 tulip_ringinfo_t * const ri,
4648 ri->ri_descinfo = malloc(sizeof(tulip_descinfo_t) * ndescs, M_DEVBUF,
4650 for (i = 0; i < ndescs; i++) {
4651 ri->ri_descinfo[i].di_desc = &ri->ri_descs[i];
4652 ri->ri_descinfo[i].di_map = &ri->ri_data_maps[i];
4654 ri->ri_first = ri->ri_descinfo;
4655 ri->ri_max = ndescs;
4656 ri->ri_last = ri->ri_first + ri->ri_max;
4657 bzero(ri->ri_descs, sizeof(tulip_desc_t) * ri->ri_max);
4658 ri->ri_last[-1].di_desc->d_flag = TULIP_DFLAG_ENDRING;
4663 * This is the PCI configuration support.
4666 #define PCI_CBIO PCIR_BAR(0) /* Configuration Base IO Address */
4667 #define PCI_CBMA PCIR_BAR(1) /* Configuration Base Memory Address */
4668 #define PCI_CFDA 0x40 /* Configuration Driver Area */
4671 tulip_pci_probe(device_t dev)
4673 const char *name = NULL;
4675 if (pci_get_vendor(dev) != DEC_VENDORID)
4679 * Some LanMedia WAN cards use the Tulip chip, but they have
4680 * their own driver, and we should not recognize them
4682 if (pci_get_subvendor(dev) == 0x1376)
4685 switch (pci_get_device(dev)) {
4687 name = "Digital 21040 Ethernet";
4690 name = "Digital 21041 Ethernet";
4693 if (pci_get_revid(dev) >= 0x20)
4694 name = "Digital 21140A Fast Ethernet";
4696 name = "Digital 21140 Fast Ethernet";
4699 if (pci_get_revid(dev) >= 0x20)
4700 name = "Digital 21143 Fast Ethernet";
4702 name = "Digital 21142 Fast Ethernet";
4706 device_set_desc(dev, name);
4707 return BUS_PROBE_LOW_PRIORITY;
4713 tulip_shutdown(device_t dev)
4715 tulip_softc_t * const sc = device_get_softc(dev);
4716 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
4717 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
4718 33MHz that comes to two microseconds but wait a
4719 bit longer anyways) */
4724 tulip_pci_attach(device_t dev)
4728 u_int32_t revinfo, cfdainfo;
4729 unsigned csroffset = TULIP_PCI_CSROFFSET;
4730 unsigned csrsize = TULIP_PCI_CSRSIZE;
4731 tulip_csrptr_t csr_base;
4732 tulip_chipid_t chipid = TULIP_CHIPID_UNKNOWN;
4733 struct resource *res;
4736 unit = device_get_unit(dev);
4738 if (unit >= TULIP_MAX_DEVICES) {
4739 device_printf(dev, "not configured; limit of %d reached or exceeded\n",
4744 revinfo = pci_get_revid(dev);
4745 cfdainfo = pci_read_config(dev, PCI_CFDA, 4);
4747 /* turn busmaster on in case BIOS doesn't set it */
4748 pci_enable_busmaster(dev);
4750 if (pci_get_vendor(dev) == DEC_VENDORID) {
4751 if (pci_get_device(dev) == CHIPID_21040)
4752 chipid = TULIP_21040;
4753 else if (pci_get_device(dev) == CHIPID_21041)
4754 chipid = TULIP_21041;
4755 else if (pci_get_device(dev) == CHIPID_21140)
4756 chipid = (revinfo >= 0x20) ? TULIP_21140A : TULIP_21140;
4757 else if (pci_get_device(dev) == CHIPID_21142)
4758 chipid = (revinfo >= 0x20) ? TULIP_21143 : TULIP_21142;
4760 if (chipid == TULIP_CHIPID_UNKNOWN)
4763 if (chipid == TULIP_21040 && revinfo < 0x20) {
4765 "not configured; 21040 pass 2.0 required (%d.%d found)\n",
4766 revinfo >> 4, revinfo & 0x0f);
4768 } else if (chipid == TULIP_21140 && revinfo < 0x11) {
4770 "not configured; 21140 pass 1.1 required (%d.%d found)\n",
4771 revinfo >> 4, revinfo & 0x0f);
4775 sc = device_get_softc(dev);
4776 sc->tulip_dev = dev;
4777 sc->tulip_pci_busno = pci_get_bus(dev);
4778 sc->tulip_pci_devno = pci_get_slot(dev);
4779 sc->tulip_chipid = chipid;
4780 sc->tulip_flags |= TULIP_DEVICEPROBE;
4781 if (chipid == TULIP_21140 || chipid == TULIP_21140A)
4782 sc->tulip_features |= TULIP_HAVE_GPR|TULIP_HAVE_STOREFWD;
4783 if (chipid == TULIP_21140A && revinfo <= 0x22)
4784 sc->tulip_features |= TULIP_HAVE_RXBADOVRFLW;
4785 if (chipid == TULIP_21140)
4786 sc->tulip_features |= TULIP_HAVE_BROKEN_HASH;
4787 if (chipid != TULIP_21040 && chipid != TULIP_21140)
4788 sc->tulip_features |= TULIP_HAVE_POWERMGMT;
4789 if (chipid == TULIP_21041 || chipid == TULIP_21142 || chipid == TULIP_21143) {
4790 sc->tulip_features |= TULIP_HAVE_DUALSENSE;
4791 if (chipid != TULIP_21041 || revinfo >= 0x20)
4792 sc->tulip_features |= TULIP_HAVE_SIANWAY;
4793 if (chipid != TULIP_21041)
4794 sc->tulip_features |= TULIP_HAVE_SIAGP|TULIP_HAVE_RXBADOVRFLW|TULIP_HAVE_STOREFWD;
4795 if (chipid != TULIP_21041 && revinfo >= 0x20)
4796 sc->tulip_features |= TULIP_HAVE_SIA100;
4799 if (sc->tulip_features & TULIP_HAVE_POWERMGMT
4800 && (cfdainfo & (TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE))) {
4801 cfdainfo &= ~(TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE);
4802 pci_write_config(dev, PCI_CFDA, cfdainfo, 4);
4806 sc->tulip_unit = unit;
4807 sc->tulip_revinfo = revinfo;
4808 #if defined(TULIP_IOMAPPED)
4810 res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
4813 res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
4817 sc->tulip_csrs_bst = rman_get_bustag(res);
4818 sc->tulip_csrs_bsh = rman_get_bushandle(res);
4821 mtx_init(TULIP_MUTEX(sc), MTX_NETWORK_LOCK, device_get_nameunit(dev),
4823 callout_init_mtx(&sc->tulip_callout, TULIP_MUTEX(sc), 0);
4824 callout_init_mtx(&sc->tulip_stat_timer, TULIP_MUTEX(sc), 0);
4827 tulip_initcsrs(sc, csr_base + csroffset, csrsize);
4829 if ((retval = tulip_busdma_init(dev, sc)) != 0) {
4830 device_printf(dev, "error initing bus_dma: %d\n", retval);
4831 tulip_busdma_cleanup(sc);
4832 mtx_destroy(TULIP_MUTEX(sc));
4836 retval = tulip_initring(dev, sc, &sc->tulip_rxinfo, TULIP_RXDESCS);
4838 retval = tulip_initring(dev, sc, &sc->tulip_txinfo, TULIP_TXDESCS);
4840 tulip_busdma_cleanup(sc);
4841 mtx_destroy(TULIP_MUTEX(sc));
4846 * Make sure there won't be any interrupts or such...
4848 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
4849 DELAY(100); /* Wait 10 microseconds (actually 50 PCI cycles but at
4850 33MHz that comes to two microseconds but wait a
4851 bit longer anyways) */
4854 retval = tulip_read_macaddr(sc);
4857 device_printf(dev, "can't read ENET ROM (why=%d) (", retval);
4858 for (idx = 0; idx < 32; idx++)
4859 printf("%02x", sc->tulip_rombuf[idx]);
4861 device_printf(dev, "%s%s pass %d.%d\n",
4862 sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid],
4863 (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F);
4864 device_printf(dev, "address unknown\n");
4866 void (*intr_rtn)(void *) = tulip_intr_normal;
4868 if (sc->tulip_features & TULIP_HAVE_SHAREDINTR)
4869 intr_rtn = tulip_intr_shared;
4873 /* Setup interrupt last. */
4874 if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) {
4878 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
4879 RF_SHAREABLE | RF_ACTIVE);
4880 if (res == NULL || bus_setup_intr(dev, res, INTR_TYPE_NET |
4881 INTR_MPSAFE, NULL, intr_rtn, sc, &ih)) {
4882 device_printf(dev, "couldn't map interrupt\n");
4883 tulip_busdma_cleanup(sc);
4884 ether_ifdetach(sc->tulip_ifp);
4885 if_free(sc->tulip_ifp);
4886 mtx_destroy(TULIP_MUTEX(sc));
4894 static device_method_t tulip_pci_methods[] = {
4895 /* Device interface */
4896 DEVMETHOD(device_probe, tulip_pci_probe),
4897 DEVMETHOD(device_attach, tulip_pci_attach),
4898 DEVMETHOD(device_shutdown, tulip_shutdown),
4902 static driver_t tulip_pci_driver = {
4905 sizeof(tulip_softc_t),
4908 static devclass_t tulip_devclass;
4910 DRIVER_MODULE(de, pci, tulip_pci_driver, tulip_devclass, 0, 0);
4913 void tulip_dumpring(int unit, int ring);
4914 void tulip_dumpdesc(int unit, int ring, int desc);
4915 void tulip_status(int unit);
4918 tulip_dumpring(int unit, int ring)
4921 tulip_ringinfo_t *ri;
4922 tulip_descinfo_t *di;
4924 if (unit < 0 || unit >= TULIP_MAX_DEVICES) {
4925 db_printf("invalid unit %d\n", unit);
4930 db_printf("unit %d not present\n", unit);
4936 db_printf("receive ring:\n");
4937 ri = &sc->tulip_rxinfo;
4940 db_printf("transmit ring:\n");
4941 ri = &sc->tulip_txinfo;
4944 db_printf("invalid ring %d\n", ring);
4948 db_printf(" nextin: %td, nextout: %td, max: %d, free: %d\n",
4949 ri->ri_nextin - ri->ri_first, ri->ri_nextout - ri->ri_first,
4950 ri->ri_max, ri->ri_free);
4951 for (di = ri->ri_first; di != ri->ri_last; di++) {
4952 if (di->di_mbuf != NULL)
4953 db_printf(" descriptor %td: mbuf %p\n", di - ri->ri_first,
4955 else if (di->di_desc->d_flag & TULIP_DFLAG_TxSETUPPKT)
4956 db_printf(" descriptor %td: setup packet\n", di - ri->ri_first);
4961 tulip_dumpdesc(int unit, int ring, int desc)
4964 tulip_ringinfo_t *ri;
4965 tulip_descinfo_t *di;
4968 if (unit < 0 || unit >= TULIP_MAX_DEVICES) {
4969 db_printf("invalid unit %d\n", unit);
4974 db_printf("unit %d not present\n", unit);
4981 ri = &sc->tulip_rxinfo;
4985 ri = &sc->tulip_txinfo;
4988 db_printf("invalid ring %d\n", ring);
4992 if (desc < 0 || desc >= ri->ri_max) {
4993 db_printf("invalid descriptor %d\n", desc);
4997 db_printf("%s descriptor %d:\n", s, desc);
4998 di = &ri->ri_first[desc];
4999 db_printf(" mbuf: %p\n", di->di_mbuf);
5000 db_printf(" status: %08x flag: %03x\n", di->di_desc->d_status,
5001 di->di_desc->d_flag);
5002 db_printf(" addr1: %08x len1: %03x\n", di->di_desc->d_addr1,
5003 di->di_desc->d_length1);
5004 db_printf(" addr2: %08x len2: %03x\n", di->di_desc->d_addr2,
5005 di->di_desc->d_length2);