1 /* $NetBSD: if_de.c,v 1.86 1999/06/01 19:17:59 thorpej Exp $ */
3 * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com)
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. The name of the author may not be used to endorse or promote products
12 * derived from this software without specific prior written permission
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 * Id: if_de.c,v 1.94 1997/07/03 16:55:07 thomas Exp
29 * DEC 21040 PCI Ethernet Controller
31 * Written by Matt Thomas
32 * BPF support code stolen directly from if_ec.c
34 * This driver supports the DEC DE435 or any other PCI
35 * board which support 21040, 21041, or 21140 (mostly).
38 #include <sys/cdefs.h>
39 __FBSDID("$FreeBSD$");
41 #define TULIP_HDR_DATA
45 #include <sys/param.h>
46 #include <sys/systm.h>
47 #include <sys/endian.h>
50 #include <sys/socket.h>
51 #include <sys/sockio.h>
52 #include <sys/malloc.h>
53 #include <sys/kernel.h>
54 #include <sys/module.h>
55 #include <sys/eventhandler.h>
56 #include <machine/bus.h>
57 #include <machine/bus_dma.h>
58 #include <machine/resource.h>
63 #include <net/if_arp.h>
64 #include <net/ethernet.h>
65 #include <net/if_media.h>
66 #include <net/if_types.h>
67 #include <net/if_dl.h>
72 #include <netinet/in.h>
73 #include <netinet/if_ether.h>
78 #include <net/if_var.h>
80 #include <dev/pci/pcivar.h>
81 #include <dev/pci/pcireg.h>
82 #include <dev/de/dc21040reg.h>
89 * Intel CPUs should use I/O mapped access.
92 #define TULIP_IOMAPPED
96 /* This enables KTR traces at KTR_DEV. */
97 #define KTR_TULIP KTR_DEV
104 * This turns on all sort of debugging stuff and make the
105 * driver much larger.
111 #define TULIP_PERFSTATS
116 #include <dev/de/if_devar.h>
123 * This module supports
124 * the DEC 21040 PCI Ethernet Controller.
125 * the DEC 21041 PCI Ethernet Controller.
126 * the DEC 21140 PCI Fast Ethernet Controller.
128 static void tulip_addr_filter(tulip_softc_t * const sc);
129 static int tulip_ifmedia_change(struct ifnet * const ifp);
130 static void tulip_ifmedia_status(struct ifnet * const ifp,
131 struct ifmediareq *req);
132 static void tulip_init(void *);
133 static void tulip_init_locked(tulip_softc_t * const sc);
134 static void tulip_intr_shared(void *arg);
135 static void tulip_intr_normal(void *arg);
136 static void tulip_mii_autonegotiate(tulip_softc_t * const sc,
137 const unsigned phyaddr);
138 static int tulip_mii_map_abilities(tulip_softc_t * const sc,
141 tulip_mii_phy_readspecific(tulip_softc_t * const sc);
142 static unsigned tulip_mii_readreg(tulip_softc_t * const sc, unsigned devaddr,
144 static void tulip_mii_writereg(tulip_softc_t * const sc, unsigned devaddr,
145 unsigned regno, unsigned data);
146 static void tulip_reset(tulip_softc_t * const sc);
147 static void tulip_rx_intr(tulip_softc_t * const sc);
148 static int tulip_srom_decode(tulip_softc_t * const sc);
149 static void tulip_start(struct ifnet *ifp);
150 static void tulip_start_locked(tulip_softc_t * const sc);
152 tulip_txput(tulip_softc_t * const sc, struct mbuf *m);
153 static void tulip_txput_setup(tulip_softc_t * const sc);
154 static void tulip_watchdog(void *arg);
155 struct mbuf * tulip_dequeue_mbuf(tulip_ringinfo_t *ri, tulip_descinfo_t *di,
157 static void tulip_dma_map_addr(void *, bus_dma_segment_t *, int, int);
158 static void tulip_dma_map_rxbuf(void *, bus_dma_segment_t *, int,
162 tulip_dma_map_addr(void *arg, bus_dma_segment_t *segs, int nseg, int error)
170 *paddr = segs->ds_addr;
174 tulip_dma_map_rxbuf(void *arg, bus_dma_segment_t *segs, int nseg,
175 bus_size_t mapsize, int error)
183 KASSERT(nseg == 1, ("too many DMA segments"));
184 KASSERT(segs[0].ds_len >= TULIP_RX_BUFLEN, ("receive buffer too small"));
186 desc->d_addr1 = segs[0].ds_addr & 0xffffffff;
187 desc->d_length1 = TULIP_RX_BUFLEN;
189 /* These should already always be zero. */
196 tulip_dequeue_mbuf(tulip_ringinfo_t *ri, tulip_descinfo_t *di, int sync)
206 TULIP_RXMAP_POSTSYNC(ri, di);
209 TULIP_TXMAP_POSTSYNC(ri, di);
212 panic("bad sync flag: %d", sync);
214 bus_dmamap_unload(ri->ri_data_tag, *di->di_map);
221 tulip_timeout_callback(void *arg)
223 tulip_softc_t * const sc = arg;
225 TULIP_PERFSTART(timeout)
226 TULIP_LOCK_ASSERT(sc);
228 sc->tulip_flags &= ~TULIP_TIMEOUTPENDING;
229 sc->tulip_probe_timeout -= 1000 / TULIP_HZ;
230 (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_TIMER);
232 TULIP_PERFEND(timeout);
236 tulip_timeout(tulip_softc_t * const sc)
238 TULIP_LOCK_ASSERT(sc);
239 if (sc->tulip_flags & TULIP_TIMEOUTPENDING)
241 sc->tulip_flags |= TULIP_TIMEOUTPENDING;
242 callout_reset(&sc->tulip_callout, (hz + TULIP_HZ / 2) / TULIP_HZ,
243 tulip_timeout_callback, sc);
247 tulip_txprobe(tulip_softc_t * const sc)
253 * Before we are sure this is the right media we need
254 * to send a small packet to make sure there's carrier.
255 * Strangely, BNC and AUI will "see" receive data if
256 * either is connected so the transmit is the only way
257 * to verify the connectivity.
259 TULIP_LOCK_ASSERT(sc);
260 MGETHDR(m, M_NOWAIT, MT_DATA);
264 * Construct a LLC TEST message which will point to ourselves.
266 if (sc->tulip_ifp->if_input != NULL)
267 enaddr = IF_LLADDR(sc->tulip_ifp);
269 enaddr = sc->tulip_enaddr;
270 bcopy(enaddr, mtod(m, struct ether_header *)->ether_dhost, ETHER_ADDR_LEN);
271 bcopy(enaddr, mtod(m, struct ether_header *)->ether_shost, ETHER_ADDR_LEN);
272 mtod(m, struct ether_header *)->ether_type = htons(3);
273 mtod(m, unsigned char *)[14] = 0;
274 mtod(m, unsigned char *)[15] = 0;
275 mtod(m, unsigned char *)[16] = 0xE3; /* LLC Class1 TEST (no poll) */
276 m->m_len = m->m_pkthdr.len = sizeof(struct ether_header) + 3;
280 sc->tulip_cmdmode |= TULIP_CMD_TXRUN;
281 sc->tulip_intrmask |= TULIP_STS_TXINTR;
282 sc->tulip_flags |= TULIP_TXPROBE_ACTIVE;
283 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
284 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
285 if ((m = tulip_txput(sc, m)) != NULL)
287 sc->tulip_probe.probe_txprobes++;
292 tulip_media_set(tulip_softc_t * const sc, tulip_media_t media)
294 const tulip_media_info_t *mi = sc->tulip_mediums[media];
296 TULIP_LOCK_ASSERT(sc);
301 * If we are switching media, make sure we don't think there's
302 * any stale RX activity
304 sc->tulip_flags &= ~TULIP_RXACT;
305 if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
306 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET);
307 TULIP_CSR_WRITE(sc, csr_sia_tx_rx, mi->mi_sia_tx_rx);
308 if (sc->tulip_features & TULIP_HAVE_SIAGP) {
309 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_control|mi->mi_sia_general);
311 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_data|mi->mi_sia_general);
313 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_general);
315 TULIP_CSR_WRITE(sc, csr_sia_connectivity, mi->mi_sia_connectivity);
316 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) {
317 #define TULIP_GPR_CMDBITS (TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_SCRAMBLER|TULIP_CMD_TXTHRSHLDCTL)
319 * If the cmdmode bits don't match the currently operating mode,
320 * set the cmdmode appropriately and reset the chip.
322 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) {
323 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
324 sc->tulip_cmdmode |= mi->mi_cmdmode;
327 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit);
329 TULIP_CSR_WRITE(sc, csr_gp, (u_int8_t) mi->mi_gpdata);
330 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) {
332 * If the cmdmode bits don't match the currently operating mode,
333 * set the cmdmode appropriately and reset the chip.
335 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) {
336 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
337 sc->tulip_cmdmode |= mi->mi_cmdmode;
340 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpcontrol);
341 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpdata);
342 } else if (mi->mi_type == TULIP_MEDIAINFO_MII
343 && sc->tulip_probe_state != TULIP_PROBE_INACTIVE) {
345 if (sc->tulip_features & TULIP_HAVE_SIAGP) {
347 dp = &sc->tulip_rombuf[mi->mi_reset_offset];
348 for (idx = 0; idx < mi->mi_reset_length; idx++, dp += 2) {
350 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16);
352 sc->tulip_phyaddr = mi->mi_phyaddr;
353 dp = &sc->tulip_rombuf[mi->mi_gpr_offset];
354 for (idx = 0; idx < mi->mi_gpr_length; idx++, dp += 2) {
356 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16);
359 for (idx = 0; idx < mi->mi_reset_length; idx++) {
361 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx]);
363 sc->tulip_phyaddr = mi->mi_phyaddr;
364 for (idx = 0; idx < mi->mi_gpr_length; idx++) {
366 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx]);
369 if (sc->tulip_flags & TULIP_TRYNWAY) {
370 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr);
371 } else if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) {
372 u_int32_t data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_CONTROL);
373 data &= ~(PHYCTL_SELECT_100MB|PHYCTL_FULL_DUPLEX|PHYCTL_AUTONEG_ENABLE);
374 sc->tulip_flags &= ~TULIP_DIDNWAY;
375 if (TULIP_IS_MEDIA_FD(media))
376 data |= PHYCTL_FULL_DUPLEX;
377 if (TULIP_IS_MEDIA_100MB(media))
378 data |= PHYCTL_SELECT_100MB;
379 tulip_mii_writereg(sc, sc->tulip_phyaddr, PHYREG_CONTROL, data);
385 tulip_linkup(tulip_softc_t * const sc, tulip_media_t media)
387 TULIP_LOCK_ASSERT(sc);
388 if ((sc->tulip_flags & TULIP_LINKUP) == 0)
389 sc->tulip_flags |= TULIP_PRINTLINKUP;
390 sc->tulip_flags |= TULIP_LINKUP;
391 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
392 #if 0 /* XXX how does with work with ifmedia? */
393 if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) {
394 if (sc->tulip_ifp->if_flags & IFF_FULLDUPLEX) {
395 if (TULIP_CAN_MEDIA_FD(media)
396 && sc->tulip_mediums[TULIP_FD_MEDIA_OF(media)] != NULL)
397 media = TULIP_FD_MEDIA_OF(media);
399 if (TULIP_IS_MEDIA_FD(media)
400 && sc->tulip_mediums[TULIP_HD_MEDIA_OF(media)] != NULL)
401 media = TULIP_HD_MEDIA_OF(media);
405 if (sc->tulip_media != media) {
407 sc->tulip_dbg.dbg_last_media = sc->tulip_media;
409 sc->tulip_media = media;
410 sc->tulip_flags |= TULIP_PRINTMEDIA;
411 if (TULIP_IS_MEDIA_FD(sc->tulip_media)) {
412 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
413 } else if (sc->tulip_chipid != TULIP_21041 || (sc->tulip_flags & TULIP_DIDNWAY) == 0) {
414 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
418 * We could set probe_timeout to 0 but setting to 3000 puts this
419 * in one central place and the only matters is tulip_link is
420 * followed by a tulip_timeout. Therefore setting it should not
421 * result in aberrant behavour.
423 sc->tulip_probe_timeout = 3000;
424 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
425 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_TRYNWAY);
426 if (sc->tulip_flags & TULIP_INRESET) {
427 tulip_media_set(sc, sc->tulip_media);
428 } else if (sc->tulip_probe_media != sc->tulip_media) {
430 * No reason to change media if we have the right media.
434 tulip_init_locked(sc);
438 tulip_media_print(tulip_softc_t * const sc)
441 TULIP_LOCK_ASSERT(sc);
442 if ((sc->tulip_flags & TULIP_LINKUP) == 0)
444 if (sc->tulip_flags & TULIP_PRINTMEDIA) {
445 device_printf(sc->tulip_dev, "enabling %s port\n",
446 tulip_mediums[sc->tulip_media]);
447 sc->tulip_flags &= ~(TULIP_PRINTMEDIA|TULIP_PRINTLINKUP);
448 } else if (sc->tulip_flags & TULIP_PRINTLINKUP) {
449 device_printf(sc->tulip_dev, "link up\n");
450 sc->tulip_flags &= ~TULIP_PRINTLINKUP;
454 #if defined(TULIP_DO_GPR_SENSE)
456 tulip_21140_gpr_media_sense(tulip_softc_t * const sc)
458 struct ifnet *ifp sc->tulip_ifp;
459 tulip_media_t maybe_media = TULIP_MEDIA_UNKNOWN;
460 tulip_media_t last_media = TULIP_MEDIA_UNKNOWN;
463 TULIP_LOCK_ASSERT(sc);
466 * If one of the media blocks contained a default media flag,
469 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
470 const tulip_media_info_t *mi;
472 * Media is not supported (or is full-duplex).
474 if ((mi = sc->tulip_mediums[media]) == NULL || TULIP_IS_MEDIA_FD(media))
476 if (mi->mi_type != TULIP_MEDIAINFO_GPR)
480 * Remember the media is this is the "default" media.
482 if (mi->mi_default && maybe_media == TULIP_MEDIA_UNKNOWN)
486 * No activity mask? Can't see if it is active if there's no mask.
488 if (mi->mi_actmask == 0)
492 * Does the activity data match?
494 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) != mi->mi_actdata)
497 #if defined(TULIP_DEBUG)
498 device_printf(sc->tulip_dev, "%s: %s: 0x%02x & 0x%02x == 0x%02x\n",
499 __func__, tulip_mediums[media], TULIP_CSR_READ(sc, csr_gp) & 0xFF,
500 mi->mi_actmask, mi->mi_actdata);
503 * It does! If this is the first media we detected, then
504 * remember this media. If isn't the first, then there were
505 * multiple matches which we equate to no match (since we don't
506 * which to select (if any).
508 if (last_media == TULIP_MEDIA_UNKNOWN) {
510 } else if (last_media != media) {
511 last_media = TULIP_MEDIA_UNKNOWN;
514 return (last_media != TULIP_MEDIA_UNKNOWN) ? last_media : maybe_media;
516 #endif /* TULIP_DO_GPR_SENSE */
518 static tulip_link_status_t
519 tulip_media_link_monitor(tulip_softc_t * const sc)
521 const tulip_media_info_t * const mi = sc->tulip_mediums[sc->tulip_media];
522 tulip_link_status_t linkup = TULIP_LINK_DOWN;
524 TULIP_LOCK_ASSERT(sc);
526 #if defined(DIAGNOSTIC) || defined(TULIP_DEBUG)
527 panic("tulip_media_link_monitor: %s: botch at line %d\n",
528 tulip_mediums[sc->tulip_media],__LINE__);
530 return TULIP_LINK_UNKNOWN;
536 * Have we seen some packets? If so, the link must be good.
538 if ((sc->tulip_flags & (TULIP_RXACT|TULIP_LINKUP)) == (TULIP_RXACT|TULIP_LINKUP)) {
539 sc->tulip_flags &= ~TULIP_RXACT;
540 sc->tulip_probe_timeout = 3000;
541 return TULIP_LINK_UP;
544 sc->tulip_flags &= ~TULIP_RXACT;
545 if (mi->mi_type == TULIP_MEDIAINFO_MII) {
548 * Read the PHY status register.
550 status = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS);
551 if (status & PHYSTS_AUTONEG_DONE) {
553 * If the PHY has completed autonegotiation, see the if the
554 * remote systems abilities have changed. If so, upgrade or
555 * downgrade as appropriate.
557 u_int32_t abilities = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_AUTONEG_ABILITIES);
558 abilities = (abilities << 6) & status;
559 if (abilities != sc->tulip_abilities) {
560 #if defined(TULIP_DEBUG)
561 loudprintf("%s(phy%d): autonegotiation changed: 0x%04x -> 0x%04x\n",
562 ifp->if_xname, sc->tulip_phyaddr,
563 sc->tulip_abilities, abilities);
565 if (tulip_mii_map_abilities(sc, abilities)) {
566 tulip_linkup(sc, sc->tulip_probe_media);
567 return TULIP_LINK_UP;
570 * if we had selected media because of autonegotiation,
571 * we need to probe for the new media.
573 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
574 if (sc->tulip_flags & TULIP_DIDNWAY)
575 return TULIP_LINK_DOWN;
579 * The link is now up. If was down, say its back up.
581 if ((status & (PHYSTS_LINK_UP|PHYSTS_REMOTE_FAULT)) == PHYSTS_LINK_UP)
582 linkup = TULIP_LINK_UP;
583 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) {
585 * No activity sensor? Assume all's well.
587 if (mi->mi_actmask == 0)
588 return TULIP_LINK_UNKNOWN;
590 * Does the activity data match?
592 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) == mi->mi_actdata)
593 linkup = TULIP_LINK_UP;
594 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
596 * Assume non TP ok for now.
598 if (!TULIP_IS_MEDIA_TP(sc->tulip_media))
599 return TULIP_LINK_UNKNOWN;
600 if ((TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) == 0)
601 linkup = TULIP_LINK_UP;
602 #if defined(TULIP_DEBUG)
603 if (sc->tulip_probe_timeout <= 0)
604 device_printf(sc->tulip_dev, "sia status = 0x%08x\n",
605 TULIP_CSR_READ(sc, csr_sia_status));
607 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) {
608 return TULIP_LINK_UNKNOWN;
611 * We will wait for 3 seconds until the link goes into suspect mode.
613 if (sc->tulip_flags & TULIP_LINKUP) {
614 if (linkup == TULIP_LINK_UP)
615 sc->tulip_probe_timeout = 3000;
616 if (sc->tulip_probe_timeout > 0)
617 return TULIP_LINK_UP;
619 sc->tulip_flags &= ~TULIP_LINKUP;
620 device_printf(sc->tulip_dev, "link down: cable problem?\n");
622 #if defined(TULIP_DEBUG)
623 sc->tulip_dbg.dbg_link_downed++;
625 return TULIP_LINK_DOWN;
629 tulip_media_poll(tulip_softc_t * const sc, tulip_mediapoll_event_t event)
632 TULIP_LOCK_ASSERT(sc);
633 #if defined(TULIP_DEBUG)
634 sc->tulip_dbg.dbg_events[event]++;
636 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE
637 && event == TULIP_MEDIAPOLL_TIMER) {
638 switch (tulip_media_link_monitor(sc)) {
639 case TULIP_LINK_DOWN: {
641 * Link Monitor failed. Probe for new media.
643 event = TULIP_MEDIAPOLL_LINKFAIL;
646 case TULIP_LINK_UP: {
653 case TULIP_LINK_UNKNOWN: {
655 * We can't tell so don't bother.
662 if (event == TULIP_MEDIAPOLL_LINKFAIL) {
663 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) {
664 if (TULIP_DO_AUTOSENSE(sc)) {
665 #if defined(TULIP_DEBUG)
666 sc->tulip_dbg.dbg_link_failures++;
668 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
669 if (sc->tulip_ifp->if_flags & IFF_UP)
670 tulip_reset(sc); /* restart probe */
674 #if defined(TULIP_DEBUG)
675 sc->tulip_dbg.dbg_link_pollintrs++;
679 if (event == TULIP_MEDIAPOLL_START) {
680 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
681 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE)
683 sc->tulip_probe_mediamask = 0;
684 sc->tulip_probe_passes = 0;
685 #if defined(TULIP_DEBUG)
686 sc->tulip_dbg.dbg_media_probes++;
689 * If the SROM contained an explicit media to use, use it.
691 sc->tulip_cmdmode &= ~(TULIP_CMD_RXRUN|TULIP_CMD_FULLDUPLEX);
692 sc->tulip_flags |= TULIP_TRYNWAY|TULIP_PROBE1STPASS;
693 sc->tulip_flags &= ~(TULIP_DIDNWAY|TULIP_PRINTMEDIA|TULIP_PRINTLINKUP);
695 * connidx is defaulted to a media_unknown type.
697 sc->tulip_probe_media = tulip_srom_conninfo[sc->tulip_connidx].sc_media;
698 if (sc->tulip_probe_media != TULIP_MEDIA_UNKNOWN) {
699 tulip_linkup(sc, sc->tulip_probe_media);
704 if (sc->tulip_features & TULIP_HAVE_GPR) {
705 sc->tulip_probe_state = TULIP_PROBE_GPRTEST;
706 sc->tulip_probe_timeout = 2000;
708 sc->tulip_probe_media = TULIP_MEDIA_MAX;
709 sc->tulip_probe_timeout = 0;
710 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
715 * Ignore txprobe failures or spurious callbacks.
717 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED
718 && sc->tulip_probe_state != TULIP_PROBE_MEDIATEST) {
719 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
724 * If we really transmitted a packet, then that's the media we'll use.
726 if (event == TULIP_MEDIAPOLL_TXPROBE_OK || event == TULIP_MEDIAPOLL_LINKPASS) {
727 if (event == TULIP_MEDIAPOLL_LINKPASS) {
728 /* XXX Check media status just to be sure */
729 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
730 #if defined(TULIP_DEBUG)
732 sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++;
735 tulip_linkup(sc, sc->tulip_probe_media);
740 if (sc->tulip_probe_state == TULIP_PROBE_GPRTEST) {
741 #if defined(TULIP_DO_GPR_SENSE)
743 * Check for media via the general purpose register.
745 * Try to sense the media via the GPR. If the same value
746 * occurs 3 times in a row then just use that.
748 if (sc->tulip_probe_timeout > 0) {
749 tulip_media_t new_probe_media = tulip_21140_gpr_media_sense(sc);
750 #if defined(TULIP_DEBUG)
751 device_printf(sc->tulip_dev, "%s: gpr sensing = %s\n", __func__,
752 tulip_mediums[new_probe_media]);
754 if (new_probe_media != TULIP_MEDIA_UNKNOWN) {
755 if (new_probe_media == sc->tulip_probe_media) {
756 if (--sc->tulip_probe_count == 0)
757 tulip_linkup(sc, sc->tulip_probe_media);
759 sc->tulip_probe_count = 10;
762 sc->tulip_probe_media = new_probe_media;
766 #endif /* TULIP_DO_GPR_SENSE */
768 * Brute force. We cycle through each of the media types
769 * and try to transmit a packet.
771 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
772 sc->tulip_probe_media = TULIP_MEDIA_MAX;
773 sc->tulip_probe_timeout = 0;
778 if (sc->tulip_probe_state != TULIP_PROBE_MEDIATEST
779 && (sc->tulip_features & TULIP_HAVE_MII)) {
780 tulip_media_t old_media = sc->tulip_probe_media;
781 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr);
782 switch (sc->tulip_probe_state) {
783 case TULIP_PROBE_FAILED:
784 case TULIP_PROBE_MEDIATEST: {
786 * Try the next media.
788 sc->tulip_probe_mediamask |= sc->tulip_mediums[sc->tulip_probe_media]->mi_mediamask;
789 sc->tulip_probe_timeout = 0;
791 if (sc->tulip_probe_state == TULIP_PROBE_FAILED)
793 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc))
795 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 300;
799 case TULIP_PROBE_PHYAUTONEG: {
802 case TULIP_PROBE_INACTIVE: {
804 * Only probe if we autonegotiated a media that hasn't failed.
806 sc->tulip_probe_timeout = 0;
807 if (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) {
808 sc->tulip_probe_media = old_media;
811 tulip_linkup(sc, sc->tulip_probe_media);
816 #if defined(DIAGNOSTIC) || defined(TULIP_DEBUG)
817 panic("tulip_media_poll: botch at line %d\n", __LINE__);
824 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) {
825 #if defined(TULIP_DEBUG)
826 sc->tulip_dbg.dbg_txprobes_failed[sc->tulip_probe_media]++;
828 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
833 * switch to another media if we tried this one enough.
835 if (/* event == TULIP_MEDIAPOLL_TXPROBE_FAILED || */ sc->tulip_probe_timeout <= 0) {
836 #if defined(TULIP_DEBUG)
837 if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) {
838 device_printf(sc->tulip_dev, "poll media unknown!\n");
839 sc->tulip_probe_media = TULIP_MEDIA_MAX;
843 * Find the next media type to check for. Full Duplex
844 * types are not allowed.
847 sc->tulip_probe_media -= 1;
848 if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) {
849 if (++sc->tulip_probe_passes == 3) {
850 device_printf(sc->tulip_dev,
851 "autosense failed: cable problem?\n");
852 if ((sc->tulip_ifp->if_flags & IFF_UP) == 0) {
853 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
854 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
858 sc->tulip_flags ^= TULIP_TRYNWAY; /* XXX */
859 sc->tulip_probe_mediamask = 0;
860 sc->tulip_probe_media = TULIP_MEDIA_MAX - 1;
862 } while (sc->tulip_mediums[sc->tulip_probe_media] == NULL
863 || (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media))
864 || TULIP_IS_MEDIA_FD(sc->tulip_probe_media));
866 #if defined(TULIP_DEBUG)
867 device_printf(sc->tulip_dev, "%s: probing %s\n",
868 event == TULIP_MEDIAPOLL_TXPROBE_FAILED ? "txprobe failed" : "timeout",
869 tulip_mediums[sc->tulip_probe_media]);
871 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 1000;
872 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
873 sc->tulip_probe.probe_txprobes = 0;
875 tulip_media_set(sc, sc->tulip_probe_media);
876 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
881 * If this is hanging off a phy, we know are doing NWAY and we have
882 * forced the phy to a specific speed. Wait for link up before
883 * before sending a packet.
885 switch (sc->tulip_mediums[sc->tulip_probe_media]->mi_type) {
886 case TULIP_MEDIAINFO_MII: {
887 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc))
891 case TULIP_MEDIAINFO_SIA: {
892 if (TULIP_IS_MEDIA_TP(sc->tulip_probe_media)) {
893 if (TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL)
895 tulip_linkup(sc, sc->tulip_probe_media);
897 if (sc->tulip_features & TULIP_HAVE_MII)
904 case TULIP_MEDIAINFO_RESET:
905 case TULIP_MEDIAINFO_SYM:
906 case TULIP_MEDIAINFO_NONE:
907 case TULIP_MEDIAINFO_GPR: {
912 * Try to send a packet.
918 tulip_media_select(tulip_softc_t * const sc)
920 TULIP_LOCK_ASSERT(sc);
921 if (sc->tulip_features & TULIP_HAVE_GPR) {
922 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit);
924 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpdata);
927 * If this board has no media, just return
929 if (sc->tulip_features & TULIP_HAVE_NOMEDIA)
932 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
933 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
934 (*sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_START);
936 tulip_media_set(sc, sc->tulip_media);
941 tulip_21040_mediainfo_init(tulip_softc_t * const sc, tulip_media_t media)
943 TULIP_LOCK_ASSERT(sc);
944 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_THRSHLD160
945 |TULIP_CMD_BACKOFFCTR;
946 sc->tulip_ifp->if_baudrate = 10000000;
948 if (media == TULIP_MEDIA_10BASET || media == TULIP_MEDIA_UNKNOWN) {
949 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[0], 21040, 10BASET);
950 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[1], 21040, 10BASET_FD);
951 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
954 if (media == TULIP_MEDIA_AUIBNC || media == TULIP_MEDIA_UNKNOWN) {
955 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[2], 21040, AUIBNC);
958 if (media == TULIP_MEDIA_UNKNOWN) {
959 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[3], 21040, EXTSIA);
964 tulip_21040_media_probe(tulip_softc_t * const sc)
966 TULIP_LOCK_ASSERT(sc);
967 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_UNKNOWN);
972 tulip_21040_10baset_only_media_probe(tulip_softc_t * const sc)
974 TULIP_LOCK_ASSERT(sc);
975 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_10BASET);
976 tulip_media_set(sc, TULIP_MEDIA_10BASET);
977 sc->tulip_media = TULIP_MEDIA_10BASET;
981 tulip_21040_10baset_only_media_select(tulip_softc_t * const sc)
983 TULIP_LOCK_ASSERT(sc);
984 sc->tulip_flags |= TULIP_LINKUP;
985 if (sc->tulip_media == TULIP_MEDIA_10BASET_FD) {
986 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
987 sc->tulip_flags &= ~TULIP_SQETEST;
989 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
990 sc->tulip_flags |= TULIP_SQETEST;
992 tulip_media_set(sc, sc->tulip_media);
996 tulip_21040_auibnc_only_media_probe(tulip_softc_t * const sc)
998 TULIP_LOCK_ASSERT(sc);
999 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_AUIBNC);
1000 sc->tulip_flags |= TULIP_SQETEST|TULIP_LINKUP;
1001 tulip_media_set(sc, TULIP_MEDIA_AUIBNC);
1002 sc->tulip_media = TULIP_MEDIA_AUIBNC;
1006 tulip_21040_auibnc_only_media_select(tulip_softc_t * const sc)
1008 TULIP_LOCK_ASSERT(sc);
1009 tulip_media_set(sc, TULIP_MEDIA_AUIBNC);
1010 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
1013 static const tulip_boardsw_t tulip_21040_boardsw = {
1014 TULIP_21040_GENERIC,
1015 tulip_21040_media_probe,
1020 static const tulip_boardsw_t tulip_21040_10baset_only_boardsw = {
1021 TULIP_21040_GENERIC,
1022 tulip_21040_10baset_only_media_probe,
1023 tulip_21040_10baset_only_media_select,
1027 static const tulip_boardsw_t tulip_21040_auibnc_only_boardsw = {
1028 TULIP_21040_GENERIC,
1029 tulip_21040_auibnc_only_media_probe,
1030 tulip_21040_auibnc_only_media_select,
1035 tulip_21041_mediainfo_init(tulip_softc_t * const sc)
1037 tulip_media_info_t * const mi = sc->tulip_mediainfo;
1039 TULIP_LOCK_ASSERT(sc);
1041 if (sc->tulip_revinfo >= 0x20) {
1042 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, 10BASET);
1043 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, 10BASET_FD);
1044 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, AUI);
1045 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, BNC);
1049 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041, 10BASET);
1050 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041, 10BASET_FD);
1051 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[2], 21041, AUI);
1052 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[3], 21041, BNC);
1056 tulip_21041_media_probe(tulip_softc_t * const sc)
1058 TULIP_LOCK_ASSERT(sc);
1059 sc->tulip_ifp->if_baudrate = 10000000;
1060 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_ENHCAPTEFFCT
1061 |TULIP_CMD_THRSHLD160|TULIP_CMD_BACKOFFCTR;
1062 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
1063 tulip_21041_mediainfo_init(sc);
1067 tulip_21041_media_poll(tulip_softc_t * const sc,
1068 const tulip_mediapoll_event_t event)
1070 u_int32_t sia_status;
1072 TULIP_LOCK_ASSERT(sc);
1073 #if defined(TULIP_DEBUG)
1074 sc->tulip_dbg.dbg_events[event]++;
1077 if (event == TULIP_MEDIAPOLL_LINKFAIL) {
1078 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE
1079 || !TULIP_DO_AUTOSENSE(sc))
1081 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
1082 tulip_reset(sc); /* start probe */
1087 * If we've been been asked to start a poll or link change interrupt
1088 * restart the probe (and reset the tulip to a known state).
1090 if (event == TULIP_MEDIAPOLL_START) {
1091 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
1092 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_RXRUN);
1094 if (sc->tulip_revinfo >= 0x20) {
1095 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX;
1096 sc->tulip_flags |= TULIP_DIDNWAY;
1099 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
1100 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1101 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
1102 sc->tulip_probe_timeout = TULIP_21041_PROBE_10BASET_TIMEOUT;
1103 tulip_media_set(sc, TULIP_MEDIA_10BASET);
1108 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE)
1111 if (event == TULIP_MEDIAPOLL_TXPROBE_OK) {
1112 #if defined(TULIP_DEBUG)
1113 sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++;
1115 tulip_linkup(sc, sc->tulip_probe_media);
1119 sia_status = TULIP_CSR_READ(sc, csr_sia_status);
1120 TULIP_CSR_WRITE(sc, csr_sia_status, sia_status);
1121 if ((sia_status & TULIP_SIASTS_LINKFAIL) == 0) {
1122 if (sc->tulip_revinfo >= 0x20) {
1123 if (sia_status & (PHYSTS_10BASET_FD << (16 - 6)))
1124 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD;
1127 * If the link has passed LinkPass, 10baseT is the
1128 * proper media to use.
1130 tulip_linkup(sc, sc->tulip_probe_media);
1135 * wait for up to 2.4 seconds for the link to reach pass state.
1136 * Only then start scanning the other media for activity.
1137 * choose media with receive activity over those without.
1139 if (sc->tulip_probe_media == TULIP_MEDIA_10BASET) {
1140 if (event != TULIP_MEDIAPOLL_TIMER)
1142 if (sc->tulip_probe_timeout > 0
1143 && (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) == 0) {
1147 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1148 sc->tulip_flags |= TULIP_WANTRXACT;
1149 if (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) {
1150 sc->tulip_probe_media = TULIP_MEDIA_BNC;
1152 sc->tulip_probe_media = TULIP_MEDIA_AUI;
1154 tulip_media_set(sc, sc->tulip_probe_media);
1160 * If we failed, clear the txprobe active flag.
1162 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED)
1163 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1166 if (event == TULIP_MEDIAPOLL_TIMER) {
1168 * If we've received something, then that's our link!
1170 if (sc->tulip_flags & TULIP_RXACT) {
1171 tulip_linkup(sc, sc->tulip_probe_media);
1175 * if no txprobe active
1177 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0
1178 && ((sc->tulip_flags & TULIP_WANTRXACT) == 0
1179 || (sia_status & TULIP_SIASTS_RXACTIVITY))) {
1180 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1186 * Take 2 passes through before deciding to not
1187 * wait for receive activity. Then take another
1188 * two passes before spitting out a warning.
1190 if (sc->tulip_probe_timeout <= 0) {
1191 if (sc->tulip_flags & TULIP_WANTRXACT) {
1192 sc->tulip_flags &= ~TULIP_WANTRXACT;
1193 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1195 device_printf(sc->tulip_dev,
1196 "autosense failed: cable problem?\n");
1197 if ((sc->tulip_ifp->if_flags & IFF_UP) == 0) {
1198 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
1199 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
1207 * Since this media failed to probe, try the other one.
1209 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT;
1210 if (sc->tulip_probe_media == TULIP_MEDIA_AUI) {
1211 sc->tulip_probe_media = TULIP_MEDIA_BNC;
1213 sc->tulip_probe_media = TULIP_MEDIA_AUI;
1215 tulip_media_set(sc, sc->tulip_probe_media);
1216 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1220 static const tulip_boardsw_t tulip_21041_boardsw = {
1221 TULIP_21041_GENERIC,
1222 tulip_21041_media_probe,
1224 tulip_21041_media_poll
1227 static const tulip_phy_attr_t tulip_mii_phy_attrlist[] = {
1228 { 0x20005c00, 0, /* 08-00-17 */
1230 { 0x19, 0x0040, 0x0040 }, /* 10TX */
1231 { 0x19, 0x0040, 0x0000 }, /* 100TX */
1233 #if defined(TULIP_DEBUG)
1237 { 0x0281F400, 0, /* 00-A0-7D */
1239 { 0x12, 0x0010, 0x0000 }, /* 10T */
1241 { 0x12, 0x0010, 0x0010 }, /* 100T4 */
1242 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */
1244 #if defined(TULIP_DEBUG)
1249 { 0x0015F420, 0, /* 00-A0-7D */
1251 { 0x12, 0x0010, 0x0000 }, /* 10T */
1253 { 0x12, 0x0010, 0x0010 }, /* 100T4 */
1254 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */
1256 #if defined(TULIP_DEBUG)
1261 { 0x0281F400, 0, /* 00-A0-BE */
1263 { 0x11, 0x8000, 0x0000 }, /* 10T */
1264 { 0x11, 0x8000, 0x8000 }, /* 100TX */
1266 { 0x11, 0x4000, 0x4000 }, /* FULL_DUPLEX */
1268 #if defined(TULIP_DEBUG)
1275 static tulip_media_t
1276 tulip_mii_phy_readspecific(tulip_softc_t * const sc)
1278 const tulip_phy_attr_t *attr;
1282 static const tulip_media_t table[] = {
1283 TULIP_MEDIA_UNKNOWN,
1284 TULIP_MEDIA_10BASET,
1285 TULIP_MEDIA_100BASETX,
1286 TULIP_MEDIA_100BASET4,
1287 TULIP_MEDIA_UNKNOWN,
1288 TULIP_MEDIA_10BASET_FD,
1289 TULIP_MEDIA_100BASETX_FD,
1293 TULIP_LOCK_ASSERT(sc);
1296 * Don't read phy specific registers if link is not up.
1298 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS);
1299 if ((data & (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) != (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS))
1300 return TULIP_MEDIA_UNKNOWN;
1302 id = (tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDLOW) << 16) |
1303 tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDHIGH);
1304 for (attr = tulip_mii_phy_attrlist;; attr++) {
1305 if (attr->attr_id == 0)
1306 return TULIP_MEDIA_UNKNOWN;
1307 if ((id & ~0x0F) == attr->attr_id)
1311 if (attr->attr_modes[PHY_MODE_100TX].pm_regno) {
1312 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100TX];
1313 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1314 if ((data & pm->pm_mask) == pm->pm_value)
1317 if (idx == 0 && attr->attr_modes[PHY_MODE_100T4].pm_regno) {
1318 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100T4];
1319 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1320 if ((data & pm->pm_mask) == pm->pm_value)
1323 if (idx == 0 && attr->attr_modes[PHY_MODE_10T].pm_regno) {
1324 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_10T];
1325 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1326 if ((data & pm->pm_mask) == pm->pm_value)
1329 if (idx != 0 && attr->attr_modes[PHY_MODE_FULLDUPLEX].pm_regno) {
1330 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_FULLDUPLEX];
1331 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno);
1332 idx += ((data & pm->pm_mask) == pm->pm_value ? 4 : 0);
1338 tulip_mii_get_phyaddr(tulip_softc_t * const sc, unsigned offset)
1342 TULIP_LOCK_ASSERT(sc);
1343 for (phyaddr = 1; phyaddr < 32; phyaddr++) {
1344 unsigned status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1345 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET)
1352 unsigned status = tulip_mii_readreg(sc, 0, PHYREG_STATUS);
1353 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET)
1354 return TULIP_MII_NOPHY;
1357 return TULIP_MII_NOPHY;
1361 tulip_mii_map_abilities(tulip_softc_t * const sc, unsigned abilities)
1363 TULIP_LOCK_ASSERT(sc);
1364 sc->tulip_abilities = abilities;
1365 if (abilities & PHYSTS_100BASETX_FD) {
1366 sc->tulip_probe_media = TULIP_MEDIA_100BASETX_FD;
1367 } else if (abilities & PHYSTS_100BASET4) {
1368 sc->tulip_probe_media = TULIP_MEDIA_100BASET4;
1369 } else if (abilities & PHYSTS_100BASETX) {
1370 sc->tulip_probe_media = TULIP_MEDIA_100BASETX;
1371 } else if (abilities & PHYSTS_10BASET_FD) {
1372 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD;
1373 } else if (abilities & PHYSTS_10BASET) {
1374 sc->tulip_probe_media = TULIP_MEDIA_10BASET;
1376 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1379 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
1384 tulip_mii_autonegotiate(tulip_softc_t * const sc, const unsigned phyaddr)
1386 struct ifnet *ifp = sc->tulip_ifp;
1388 TULIP_LOCK_ASSERT(sc);
1389 switch (sc->tulip_probe_state) {
1390 case TULIP_PROBE_MEDIATEST:
1391 case TULIP_PROBE_INACTIVE: {
1392 sc->tulip_flags |= TULIP_DIDNWAY;
1393 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, PHYCTL_RESET);
1394 sc->tulip_probe_timeout = 3000;
1395 sc->tulip_intrmask |= TULIP_STS_ABNRMLINTR|TULIP_STS_NORMALINTR;
1396 sc->tulip_probe_state = TULIP_PROBE_PHYRESET;
1399 case TULIP_PROBE_PHYRESET: {
1401 u_int32_t data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL);
1402 if (data & PHYCTL_RESET) {
1403 if (sc->tulip_probe_timeout > 0) {
1407 printf("%s(phy%d): error: reset of PHY never completed!\n",
1408 ifp->if_xname, phyaddr);
1409 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE;
1410 sc->tulip_probe_state = TULIP_PROBE_FAILED;
1411 sc->tulip_ifp->if_flags &= ~IFF_UP;
1412 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
1415 status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1416 if ((status & PHYSTS_CAN_AUTONEG) == 0) {
1417 #if defined(TULIP_DEBUG)
1418 loudprintf("%s(phy%d): autonegotiation disabled\n",
1419 ifp->if_xname, phyaddr);
1421 sc->tulip_flags &= ~TULIP_DIDNWAY;
1422 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1425 if (tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT) != ((status >> 6) | 0x01))
1426 tulip_mii_writereg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT, (status >> 6) | 0x01);
1427 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, data|PHYCTL_AUTONEG_RESTART|PHYCTL_AUTONEG_ENABLE);
1428 data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL);
1429 #if defined(TULIP_DEBUG)
1430 if ((data & PHYCTL_AUTONEG_ENABLE) == 0)
1431 loudprintf("%s(phy%d): oops: enable autonegotiation failed: 0x%04x\n",
1432 ifp->if_xname, phyaddr, data);
1434 loudprintf("%s(phy%d): autonegotiation restarted: 0x%04x\n",
1435 ifp->if_xname, phyaddr, data);
1436 sc->tulip_dbg.dbg_nway_starts++;
1438 sc->tulip_probe_state = TULIP_PROBE_PHYAUTONEG;
1439 sc->tulip_probe_timeout = 3000;
1442 case TULIP_PROBE_PHYAUTONEG: {
1443 u_int32_t status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS);
1445 if ((status & PHYSTS_AUTONEG_DONE) == 0) {
1446 if (sc->tulip_probe_timeout > 0) {
1450 #if defined(TULIP_DEBUG)
1451 loudprintf("%s(phy%d): autonegotiation timeout: sts=0x%04x, ctl=0x%04x\n",
1452 ifp->if_xname, phyaddr, status,
1453 tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL));
1455 sc->tulip_flags &= ~TULIP_DIDNWAY;
1456 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST;
1459 data = tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ABILITIES);
1460 #if defined(TULIP_DEBUG)
1461 loudprintf("%s(phy%d): autonegotiation complete: 0x%04x\n",
1462 ifp->if_xname, phyaddr, data);
1464 data = (data << 6) & status;
1465 if (!tulip_mii_map_abilities(sc, data))
1466 sc->tulip_flags &= ~TULIP_DIDNWAY;
1470 #if defined(DIAGNOSTIC)
1471 panic("tulip_media_poll: botch at line %d\n", __LINE__);
1476 #if defined(TULIP_DEBUG)
1477 loudprintf("%s(phy%d): autonegotiation failure: state = %d\n",
1478 ifp->if_xname, phyaddr, sc->tulip_probe_state);
1479 sc->tulip_dbg.dbg_nway_failures++;
1484 tulip_2114x_media_preset(tulip_softc_t * const sc)
1486 const tulip_media_info_t *mi = NULL;
1487 tulip_media_t media = sc->tulip_media;
1489 TULIP_LOCK_ASSERT(sc);
1490 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE)
1491 media = sc->tulip_media;
1493 media = sc->tulip_probe_media;
1495 sc->tulip_cmdmode &= ~TULIP_CMD_PORTSELECT;
1496 sc->tulip_flags &= ~TULIP_SQETEST;
1497 if (media != TULIP_MEDIA_UNKNOWN && media != TULIP_MEDIA_MAX) {
1498 #if defined(TULIP_DEBUG)
1499 if (media < TULIP_MEDIA_MAX && sc->tulip_mediums[media] != NULL) {
1501 mi = sc->tulip_mediums[media];
1502 if (mi->mi_type == TULIP_MEDIAINFO_MII) {
1503 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT;
1504 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR
1505 || mi->mi_type == TULIP_MEDIAINFO_SYM) {
1506 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS;
1507 sc->tulip_cmdmode |= mi->mi_cmdmode;
1508 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) {
1509 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET);
1511 #if defined(TULIP_DEBUG)
1513 device_printf(sc->tulip_dev, "preset: bad media %d!\n", media);
1518 case TULIP_MEDIA_BNC:
1519 case TULIP_MEDIA_AUI:
1520 case TULIP_MEDIA_10BASET: {
1521 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX;
1522 sc->tulip_cmdmode |= TULIP_CMD_TXTHRSHLDCTL;
1523 sc->tulip_ifp->if_baudrate = 10000000;
1524 sc->tulip_flags |= TULIP_SQETEST;
1527 case TULIP_MEDIA_10BASET_FD: {
1528 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL;
1529 sc->tulip_ifp->if_baudrate = 10000000;
1532 case TULIP_MEDIA_100BASEFX:
1533 case TULIP_MEDIA_100BASET4:
1534 case TULIP_MEDIA_100BASETX: {
1535 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL);
1536 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT;
1537 sc->tulip_ifp->if_baudrate = 100000000;
1540 case TULIP_MEDIA_100BASEFX_FD:
1541 case TULIP_MEDIA_100BASETX_FD: {
1542 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_PORTSELECT;
1543 sc->tulip_cmdmode &= ~TULIP_CMD_TXTHRSHLDCTL;
1544 sc->tulip_ifp->if_baudrate = 100000000;
1551 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
1555 ********************************************************************
1556 * Start of 21140/21140A support which does not use the MII interface
1560 tulip_null_media_poll(tulip_softc_t * const sc, tulip_mediapoll_event_t event)
1562 #if defined(TULIP_DEBUG)
1563 sc->tulip_dbg.dbg_events[event]++;
1565 #if defined(DIAGNOSTIC)
1566 device_printf(sc->tulip_dev, "botch(media_poll) at line %d\n", __LINE__);
1571 tulip_21140_mediainit(tulip_softc_t * const sc, tulip_media_info_t * const mip,
1572 tulip_media_t const media, unsigned gpdata, unsigned cmdmode)
1574 TULIP_LOCK_ASSERT(sc);
1575 sc->tulip_mediums[media] = mip;
1576 mip->mi_type = TULIP_MEDIAINFO_GPR;
1577 mip->mi_cmdmode = cmdmode;
1578 mip->mi_gpdata = gpdata;
1582 tulip_21140_evalboard_media_probe(tulip_softc_t * const sc)
1584 tulip_media_info_t *mip = sc->tulip_mediainfo;
1586 TULIP_LOCK_ASSERT(sc);
1587 sc->tulip_gpinit = TULIP_GP_EB_PINS;
1588 sc->tulip_gpdata = TULIP_GP_EB_INIT;
1589 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS);
1590 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT);
1591 TULIP_CSR_WRITE(sc, csr_command,
1592 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1593 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1594 TULIP_CSR_WRITE(sc, csr_command,
1595 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1597 if ((TULIP_CSR_READ(sc, csr_gp) & TULIP_GP_EB_OK100) != 0) {
1598 sc->tulip_media = TULIP_MEDIA_10BASET;
1600 sc->tulip_media = TULIP_MEDIA_100BASETX;
1602 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1604 TULIP_CMD_TXTHRSHLDCTL);
1605 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1607 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1608 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1610 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1611 |TULIP_CMD_SCRAMBLER);
1612 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1614 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1615 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1618 static const tulip_boardsw_t tulip_21140_eb_boardsw = {
1620 tulip_21140_evalboard_media_probe,
1622 tulip_null_media_poll,
1623 tulip_2114x_media_preset,
1627 tulip_21140_accton_media_probe(tulip_softc_t * const sc)
1629 tulip_media_info_t *mip = sc->tulip_mediainfo;
1632 TULIP_LOCK_ASSERT(sc);
1633 sc->tulip_gpinit = TULIP_GP_EB_PINS;
1634 sc->tulip_gpdata = TULIP_GP_EB_INIT;
1635 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS);
1636 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT);
1637 TULIP_CSR_WRITE(sc, csr_command,
1638 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1639 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1640 TULIP_CSR_WRITE(sc, csr_command,
1641 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1643 gpdata = TULIP_CSR_READ(sc, csr_gp);
1644 if ((gpdata & TULIP_GP_EN1207_UTP_INIT) == 0) {
1645 sc->tulip_media = TULIP_MEDIA_10BASET;
1647 if ((gpdata & TULIP_GP_EN1207_BNC_INIT) == 0) {
1648 sc->tulip_media = TULIP_MEDIA_BNC;
1650 sc->tulip_media = TULIP_MEDIA_100BASETX;
1653 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_BNC,
1654 TULIP_GP_EN1207_BNC_INIT,
1655 TULIP_CMD_TXTHRSHLDCTL);
1656 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1657 TULIP_GP_EN1207_UTP_INIT,
1658 TULIP_CMD_TXTHRSHLDCTL);
1659 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1660 TULIP_GP_EN1207_UTP_INIT,
1661 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1662 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1663 TULIP_GP_EN1207_100_INIT,
1664 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1665 |TULIP_CMD_SCRAMBLER);
1666 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1667 TULIP_GP_EN1207_100_INIT,
1668 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1669 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1672 static const tulip_boardsw_t tulip_21140_accton_boardsw = {
1674 tulip_21140_accton_media_probe,
1676 tulip_null_media_poll,
1677 tulip_2114x_media_preset,
1681 tulip_21140_smc9332_media_probe(tulip_softc_t * const sc)
1683 tulip_media_info_t *mip = sc->tulip_mediainfo;
1686 TULIP_LOCK_ASSERT(sc);
1687 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT|TULIP_CMD_MUSTBEONE);
1688 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
1689 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
1690 33MHz that comes to two microseconds but wait a
1691 bit longer anyways) */
1692 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT |
1693 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1694 sc->tulip_gpinit = TULIP_GP_SMC_9332_PINS;
1695 sc->tulip_gpdata = TULIP_GP_SMC_9332_INIT;
1696 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_PINS|TULIP_GP_PINSET);
1697 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_INIT);
1699 for (idx = 1000; idx > 0; idx--) {
1700 u_int32_t csr = TULIP_CSR_READ(sc, csr_gp);
1701 if ((csr & (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) == (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) {
1704 } else if ((csr & TULIP_GP_SMC_9332_OK10) == 0) {
1711 sc->tulip_media = cnt > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET;
1712 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1713 TULIP_GP_SMC_9332_INIT,
1714 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1715 |TULIP_CMD_SCRAMBLER);
1716 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1717 TULIP_GP_SMC_9332_INIT,
1718 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1719 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1720 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1721 TULIP_GP_SMC_9332_INIT,
1722 TULIP_CMD_TXTHRSHLDCTL);
1723 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1724 TULIP_GP_SMC_9332_INIT,
1725 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1728 static const tulip_boardsw_t tulip_21140_smc9332_boardsw = {
1729 TULIP_21140_SMC_9332,
1730 tulip_21140_smc9332_media_probe,
1732 tulip_null_media_poll,
1733 tulip_2114x_media_preset,
1737 tulip_21140_cogent_em100_media_probe(tulip_softc_t * const sc)
1739 tulip_media_info_t *mip = sc->tulip_mediainfo;
1740 u_int32_t cmdmode = TULIP_CSR_READ(sc, csr_command);
1742 TULIP_LOCK_ASSERT(sc);
1743 sc->tulip_gpinit = TULIP_GP_EM100_PINS;
1744 sc->tulip_gpdata = TULIP_GP_EM100_INIT;
1745 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_PINS);
1746 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_INIT);
1748 cmdmode = TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_MUSTBEONE;
1749 cmdmode &= ~(TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_SCRAMBLER);
1750 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) {
1751 TULIP_CSR_WRITE(sc, csr_command, cmdmode);
1752 sc->tulip_media = TULIP_MEDIA_100BASEFX;
1754 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX,
1755 TULIP_GP_EM100_INIT,
1756 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION);
1757 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX_FD,
1758 TULIP_GP_EM100_INIT,
1759 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1760 |TULIP_CMD_FULLDUPLEX);
1762 TULIP_CSR_WRITE(sc, csr_command, cmdmode|TULIP_CMD_SCRAMBLER);
1763 sc->tulip_media = TULIP_MEDIA_100BASETX;
1764 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1765 TULIP_GP_EM100_INIT,
1766 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1767 |TULIP_CMD_SCRAMBLER);
1768 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1769 TULIP_GP_EM100_INIT,
1770 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1771 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1775 static const tulip_boardsw_t tulip_21140_cogent_em100_boardsw = {
1776 TULIP_21140_COGENT_EM100,
1777 tulip_21140_cogent_em100_media_probe,
1779 tulip_null_media_poll,
1780 tulip_2114x_media_preset
1784 tulip_21140_znyx_zx34x_media_probe(tulip_softc_t * const sc)
1786 tulip_media_info_t *mip = sc->tulip_mediainfo;
1787 int cnt10 = 0, cnt100 = 0, idx;
1789 TULIP_LOCK_ASSERT(sc);
1790 sc->tulip_gpinit = TULIP_GP_ZX34X_PINS;
1791 sc->tulip_gpdata = TULIP_GP_ZX34X_INIT;
1792 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_PINS);
1793 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_INIT);
1794 TULIP_CSR_WRITE(sc, csr_command,
1795 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT |
1796 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE);
1797 TULIP_CSR_WRITE(sc, csr_command,
1798 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL);
1801 for (idx = 1000; idx > 0; idx--) {
1802 u_int32_t csr = TULIP_CSR_READ(sc, csr_gp);
1803 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)) {
1806 } else if ((csr & TULIP_GP_ZX34X_LNKFAIL) == 0) {
1815 sc->tulip_media = cnt100 > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET;
1816 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET,
1817 TULIP_GP_ZX34X_INIT,
1818 TULIP_CMD_TXTHRSHLDCTL);
1819 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD,
1820 TULIP_GP_ZX34X_INIT,
1821 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX);
1822 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX,
1823 TULIP_GP_ZX34X_INIT,
1824 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1825 |TULIP_CMD_SCRAMBLER);
1826 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD,
1827 TULIP_GP_ZX34X_INIT,
1828 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION
1829 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX);
1832 static const tulip_boardsw_t tulip_21140_znyx_zx34x_boardsw = {
1833 TULIP_21140_ZNYX_ZX34X,
1834 tulip_21140_znyx_zx34x_media_probe,
1836 tulip_null_media_poll,
1837 tulip_2114x_media_preset,
1841 tulip_2114x_media_probe(tulip_softc_t * const sc)
1843 TULIP_LOCK_ASSERT(sc);
1844 sc->tulip_cmdmode |= TULIP_CMD_MUSTBEONE
1845 |TULIP_CMD_BACKOFFCTR|TULIP_CMD_THRSHLD72;
1848 static const tulip_boardsw_t tulip_2114x_isv_boardsw = {
1850 tulip_2114x_media_probe,
1853 tulip_2114x_media_preset,
1857 * ******** END of chip-specific handlers. ***********
1861 * Code the read the SROM and MII bit streams (I2C)
1863 #define EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); DELAY(1); } while (0)
1866 tulip_srom_idle(tulip_softc_t * const sc)
1870 csr = SROMSEL ; EMIT;
1871 csr = SROMSEL | SROMRD; EMIT;
1872 csr ^= SROMCS; EMIT;
1873 csr ^= SROMCLKON; EMIT;
1876 * Write 25 cycles of 0 which will force the SROM to be idle.
1878 for (bit = 3 + SROM_BITWIDTH + 16; bit > 0; bit--) {
1879 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1880 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1882 csr ^= SROMCLKOFF; EMIT;
1883 csr ^= SROMCS; EMIT;
1888 tulip_srom_read(tulip_softc_t * const sc)
1891 const unsigned bitwidth = SROM_BITWIDTH;
1892 const unsigned cmdmask = (SROMCMD_RD << bitwidth);
1893 const unsigned msb = 1 << (bitwidth + 3 - 1);
1894 unsigned lastidx = (1 << bitwidth) - 1;
1896 tulip_srom_idle(sc);
1898 for (idx = 0; idx <= lastidx; idx++) {
1899 unsigned lastbit, data, bits, bit, csr;
1900 csr = SROMSEL ; EMIT;
1901 csr = SROMSEL | SROMRD; EMIT;
1902 csr ^= SROMCSON; EMIT;
1903 csr ^= SROMCLKON; EMIT;
1906 for (bits = idx|cmdmask, bit = bitwidth + 3; bit > 0; bit--, bits <<= 1) {
1907 const unsigned thisbit = bits & msb;
1908 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1909 if (thisbit != lastbit) {
1910 csr ^= SROMDOUT; EMIT; /* clock low; invert data */
1914 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1917 csr ^= SROMCLKOFF; EMIT;
1919 for (data = 0, bits = 0; bits < 16; bits++) {
1921 csr ^= SROMCLKON; EMIT; /* clock high; data valid */
1922 data |= TULIP_CSR_READ(sc, csr_srom_mii) & SROMDIN ? 1 : 0;
1923 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */
1925 sc->tulip_rombuf[idx*2] = data & 0xFF;
1926 sc->tulip_rombuf[idx*2+1] = data >> 8;
1927 csr = SROMSEL | SROMRD; EMIT;
1930 tulip_srom_idle(sc);
1933 #define MII_EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); DELAY(1); } while (0)
1936 tulip_mii_writebits(tulip_softc_t * const sc, unsigned data, unsigned bits)
1938 unsigned msb = 1 << (bits - 1);
1939 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1940 unsigned lastbit = (csr & MII_DOUT) ? msb : 0;
1942 TULIP_LOCK_ASSERT(sc);
1943 csr |= MII_WR; MII_EMIT; /* clock low; assert write */
1945 for (; bits > 0; bits--, data <<= 1) {
1946 const unsigned thisbit = data & msb;
1947 if (thisbit != lastbit) {
1948 csr ^= MII_DOUT; MII_EMIT; /* clock low; invert data */
1950 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1952 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1957 tulip_mii_turnaround(tulip_softc_t * const sc, unsigned cmd)
1959 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1961 TULIP_LOCK_ASSERT(sc);
1962 if (cmd == MII_WRCMD) {
1963 csr |= MII_DOUT; MII_EMIT; /* clock low; change data */
1964 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1965 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1966 csr ^= MII_DOUT; MII_EMIT; /* clock low; change data */
1968 csr |= MII_RD; MII_EMIT; /* clock low; switch to read */
1970 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1971 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1975 tulip_mii_readbits(tulip_softc_t * const sc)
1978 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
1981 TULIP_LOCK_ASSERT(sc);
1982 for (idx = 0, data = 0; idx < 16; idx++) {
1983 data <<= 1; /* this is NOOP on the first pass through */
1984 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */
1985 if (TULIP_CSR_READ(sc, csr_srom_mii) & MII_DIN)
1987 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */
1989 csr ^= MII_RD; MII_EMIT; /* clock low; turn off read */
1995 tulip_mii_readreg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno)
1997 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
2000 TULIP_LOCK_ASSERT(sc);
2001 csr &= ~(MII_RD|MII_CLK); MII_EMIT;
2002 tulip_mii_writebits(sc, MII_PREAMBLE, 32);
2003 tulip_mii_writebits(sc, MII_RDCMD, 8);
2004 tulip_mii_writebits(sc, devaddr, 5);
2005 tulip_mii_writebits(sc, regno, 5);
2006 tulip_mii_turnaround(sc, MII_RDCMD);
2008 data = tulip_mii_readbits(sc);
2009 #if defined(TULIP_DEBUG)
2010 sc->tulip_dbg.dbg_phyregs[regno][0] = data;
2011 sc->tulip_dbg.dbg_phyregs[regno][1]++;
2017 tulip_mii_writereg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno,
2020 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK);
2022 TULIP_LOCK_ASSERT(sc);
2023 csr &= ~(MII_RD|MII_CLK); MII_EMIT;
2024 tulip_mii_writebits(sc, MII_PREAMBLE, 32);
2025 tulip_mii_writebits(sc, MII_WRCMD, 8);
2026 tulip_mii_writebits(sc, devaddr, 5);
2027 tulip_mii_writebits(sc, regno, 5);
2028 tulip_mii_turnaround(sc, MII_WRCMD);
2029 tulip_mii_writebits(sc, data, 16);
2030 #if defined(TULIP_DEBUG)
2031 sc->tulip_dbg.dbg_phyregs[regno][2] = data;
2032 sc->tulip_dbg.dbg_phyregs[regno][3]++;
2036 #define tulip_mchash(mca) (ether_crc32_le(mca, 6) & 0x1FF)
2037 #define tulip_srom_crcok(databuf) ( \
2038 ((ether_crc32_le(databuf, 126) & 0xFFFFU) ^ 0xFFFFU) == \
2039 ((databuf)[126] | ((databuf)[127] << 8)))
2042 tulip_identify_dec_nic(tulip_softc_t * const sc)
2044 TULIP_LOCK_ASSERT(sc);
2045 strcpy(sc->tulip_boardid, "DEC ");
2047 if (sc->tulip_chipid <= TULIP_21040)
2049 if (bcmp(sc->tulip_rombuf + 29, "DE500", 5) == 0
2050 || bcmp(sc->tulip_rombuf + 29, "DE450", 5) == 0) {
2051 bcopy(sc->tulip_rombuf + 29, &sc->tulip_boardid[D0], 8);
2052 sc->tulip_boardid[D0+8] = ' ';
2058 tulip_identify_znyx_nic(tulip_softc_t * const sc)
2062 TULIP_LOCK_ASSERT(sc);
2063 strcpy(sc->tulip_boardid, "ZNYX ZX3XX ");
2064 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) {
2066 sc->tulip_boardid[8] = '4';
2067 znyx_ptr = sc->tulip_rombuf[124] + 256 * sc->tulip_rombuf[125];
2068 if (znyx_ptr < 26 || znyx_ptr > 116) {
2069 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
2072 /* ZX344 = 0010 .. 0013FF
2074 if (sc->tulip_rombuf[znyx_ptr] == 0x4A
2075 && sc->tulip_rombuf[znyx_ptr + 1] == 0x52
2076 && sc->tulip_rombuf[znyx_ptr + 2] == 0x01) {
2077 id = sc->tulip_rombuf[znyx_ptr + 5] + 256 * sc->tulip_rombuf[znyx_ptr + 4];
2078 if ((id >> 8) == (TULIP_ZNYX_ID_ZX342 >> 8)) {
2079 sc->tulip_boardid[9] = '2';
2080 if (id == TULIP_ZNYX_ID_ZX342B) {
2081 sc->tulip_boardid[10] = 'B';
2082 sc->tulip_boardid[11] = ' ';
2084 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
2085 } else if (id == TULIP_ZNYX_ID_ZX344) {
2086 sc->tulip_boardid[10] = '4';
2087 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
2088 } else if (id == TULIP_ZNYX_ID_ZX345) {
2089 sc->tulip_boardid[9] = (sc->tulip_rombuf[19] > 1) ? '8' : '5';
2090 } else if (id == TULIP_ZNYX_ID_ZX346) {
2091 sc->tulip_boardid[9] = '6';
2092 } else if (id == TULIP_ZNYX_ID_ZX351) {
2093 sc->tulip_boardid[8] = '5';
2094 sc->tulip_boardid[9] = '1';
2099 * Assume it's a ZX342...
2101 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw;
2105 sc->tulip_boardid[8] = '1';
2106 if (sc->tulip_chipid == TULIP_21041) {
2107 sc->tulip_boardid[10] = '1';
2110 if (sc->tulip_rombuf[32] == 0x4A && sc->tulip_rombuf[33] == 0x52) {
2111 id = sc->tulip_rombuf[37] + 256 * sc->tulip_rombuf[36];
2112 if (id == TULIP_ZNYX_ID_ZX312T) {
2113 sc->tulip_boardid[9] = '2';
2114 sc->tulip_boardid[10] = 'T';
2115 sc->tulip_boardid[11] = ' ';
2116 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2117 } else if (id == TULIP_ZNYX_ID_ZX314_INTA) {
2118 sc->tulip_boardid[9] = '4';
2119 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2120 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2121 } else if (id == TULIP_ZNYX_ID_ZX314) {
2122 sc->tulip_boardid[9] = '4';
2123 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2124 sc->tulip_features |= TULIP_HAVE_BASEROM;
2125 } else if (id == TULIP_ZNYX_ID_ZX315_INTA) {
2126 sc->tulip_boardid[9] = '5';
2127 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2128 } else if (id == TULIP_ZNYX_ID_ZX315) {
2129 sc->tulip_boardid[9] = '5';
2130 sc->tulip_features |= TULIP_HAVE_BASEROM;
2136 if ((sc->tulip_enaddr[3] & ~3) == 0xF0 && (sc->tulip_enaddr[5] & 2) == 0) {
2137 sc->tulip_boardid[9] = '4';
2138 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2139 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2140 } else if ((sc->tulip_enaddr[3] & ~3) == 0xF4 && (sc->tulip_enaddr[5] & 1) == 0) {
2141 sc->tulip_boardid[9] = '5';
2142 sc->tulip_boardsw = &tulip_21040_boardsw;
2143 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2144 } else if ((sc->tulip_enaddr[3] & ~3) == 0xEC) {
2145 sc->tulip_boardid[9] = '2';
2146 sc->tulip_boardsw = &tulip_21040_boardsw;
2152 tulip_identify_smc_nic(tulip_softc_t * const sc)
2154 u_int32_t id1, id2, ei;
2155 int auibnc = 0, utp = 0;
2158 TULIP_LOCK_ASSERT(sc);
2159 strcpy(sc->tulip_boardid, "SMC ");
2160 if (sc->tulip_chipid == TULIP_21041)
2162 if (sc->tulip_chipid != TULIP_21040) {
2163 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw) {
2164 strcpy(&sc->tulip_boardid[4], "9332DST ");
2165 sc->tulip_boardsw = &tulip_21140_smc9332_boardsw;
2166 } else if (sc->tulip_features & (TULIP_HAVE_BASEROM|TULIP_HAVE_SLAVEDROM)) {
2167 strcpy(&sc->tulip_boardid[4], "9334BDT ");
2169 strcpy(&sc->tulip_boardid[4], "9332BDT ");
2173 id1 = sc->tulip_rombuf[0x60] | (sc->tulip_rombuf[0x61] << 8);
2174 id2 = sc->tulip_rombuf[0x62] | (sc->tulip_rombuf[0x63] << 8);
2175 ei = sc->tulip_rombuf[0x66] | (sc->tulip_rombuf[0x67] << 8);
2177 strcpy(&sc->tulip_boardid[4], "8432");
2178 cp = &sc->tulip_boardid[8];
2180 *cp++ = 'B', auibnc = 1;
2181 if ((id1 & 0xFF) > 0x32)
2182 *cp++ = 'T', utp = 1;
2183 if ((id1 & 0x4000) == 0)
2184 *cp++ = 'A', auibnc = 1;
2186 sc->tulip_boardid[7] = '4';
2190 *cp++ = (ei ? '2' : '1');
2195 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw;
2196 else if (!utp && auibnc)
2197 sc->tulip_boardsw = &tulip_21040_auibnc_only_boardsw;
2201 tulip_identify_cogent_nic(tulip_softc_t * const sc)
2203 TULIP_LOCK_ASSERT(sc);
2204 strcpy(sc->tulip_boardid, "Cogent ");
2205 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) {
2206 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100TX_ID) {
2207 strcat(sc->tulip_boardid, "EM100TX ");
2208 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
2209 #if defined(TULIP_COGENT_EM110TX_ID)
2210 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM110TX_ID) {
2211 strcat(sc->tulip_boardid, "EM110TX ");
2212 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
2214 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) {
2215 strcat(sc->tulip_boardid, "EM100FX ");
2216 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw;
2219 * Magic number (0x24001109U) is the SubVendor (0x2400) and
2220 * SubDevId (0x1109) for the ANA6944TX (EM440TX).
2222 if (*(u_int32_t *) sc->tulip_rombuf == 0x24001109U
2223 && (sc->tulip_features & TULIP_HAVE_BASEROM)) {
2225 * Cogent (Adaptec) is still mapping all INTs to INTA of
2226 * first 21140. Dumb! Dumb!
2228 strcat(sc->tulip_boardid, "EM440TX ");
2229 sc->tulip_features |= TULIP_HAVE_SHAREDINTR;
2231 } else if (sc->tulip_chipid == TULIP_21040) {
2232 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM;
2237 tulip_identify_accton_nic(tulip_softc_t * const sc)
2239 TULIP_LOCK_ASSERT(sc);
2240 strcpy(sc->tulip_boardid, "ACCTON ");
2241 switch (sc->tulip_chipid) {
2243 strcat(sc->tulip_boardid, "EN1207 ");
2244 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw)
2245 sc->tulip_boardsw = &tulip_21140_accton_boardsw;
2248 strcat(sc->tulip_boardid, "EN1207TX ");
2249 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw)
2250 sc->tulip_boardsw = &tulip_21140_eb_boardsw;
2253 strcat(sc->tulip_boardid, "EN1203 ");
2254 sc->tulip_boardsw = &tulip_21040_boardsw;
2257 strcat(sc->tulip_boardid, "EN1203 ");
2258 sc->tulip_boardsw = &tulip_21041_boardsw;
2261 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2267 tulip_identify_asante_nic(tulip_softc_t * const sc)
2269 TULIP_LOCK_ASSERT(sc);
2270 strcpy(sc->tulip_boardid, "Asante ");
2271 if ((sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A)
2272 && sc->tulip_boardsw != &tulip_2114x_isv_boardsw) {
2273 tulip_media_info_t *mi = sc->tulip_mediainfo;
2276 * The Asante Fast Ethernet doesn't always ship with a valid
2277 * new format SROM. So if isn't in the new format, we cheat
2278 * set it up as if we had.
2281 sc->tulip_gpinit = TULIP_GP_ASANTE_PINS;
2282 sc->tulip_gpdata = 0;
2284 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PINS|TULIP_GP_PINSET);
2285 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PHYRESET);
2287 TULIP_CSR_WRITE(sc, csr_gp, 0);
2289 mi->mi_type = TULIP_MEDIAINFO_MII;
2290 mi->mi_gpr_length = 0;
2291 mi->mi_gpr_offset = 0;
2292 mi->mi_reset_length = 0;
2293 mi->mi_reset_offset = 0;
2295 mi->mi_phyaddr = TULIP_MII_NOPHY;
2296 for (idx = 20; idx > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx--) {
2298 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, 0);
2300 if (mi->mi_phyaddr == TULIP_MII_NOPHY) {
2301 device_printf(sc->tulip_dev, "can't find phy 0\n");
2305 sc->tulip_features |= TULIP_HAVE_MII;
2306 mi->mi_capabilities = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD;
2307 mi->mi_advertisement = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD;
2308 mi->mi_full_duplex = PHYSTS_10BASET_FD|PHYSTS_100BASETX_FD;
2309 mi->mi_tx_threshold = PHYSTS_10BASET|PHYSTS_10BASET_FD;
2310 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2311 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2312 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2313 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2314 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2315 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2316 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2318 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2323 tulip_identify_compex_nic(tulip_softc_t * const sc)
2325 TULIP_LOCK_ASSERT(sc);
2326 strcpy(sc->tulip_boardid, "COMPEX ");
2327 if (sc->tulip_chipid == TULIP_21140A) {
2329 tulip_softc_t *root_sc = NULL;
2331 strcat(sc->tulip_boardid, "400TX/PCI ");
2333 * All 4 chips on these boards share an interrupt. This code
2334 * copied from tulip_read_macaddr.
2336 sc->tulip_features |= TULIP_HAVE_SHAREDINTR;
2337 for (root_unit = sc->tulip_unit - 1; root_unit >= 0; root_unit--) {
2338 root_sc = tulips[root_unit];
2340 || !(root_sc->tulip_features & TULIP_HAVE_SLAVEDINTR))
2345 && root_sc->tulip_chipid == sc->tulip_chipid
2346 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) {
2347 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR;
2348 sc->tulip_slaves = root_sc->tulip_slaves;
2349 root_sc->tulip_slaves = sc;
2350 } else if(sc->tulip_features & TULIP_HAVE_SLAVEDINTR) {
2351 printf("\nCannot find master device for %s interrupts",
2352 sc->tulip_ifp->if_xname);
2355 strcat(sc->tulip_boardid, "unknown ");
2357 /* sc->tulip_boardsw = &tulip_21140_eb_boardsw; */
2362 tulip_srom_decode(tulip_softc_t * const sc)
2364 unsigned idx1, idx2, idx3;
2366 const tulip_srom_header_t *shp = (const tulip_srom_header_t *) &sc->tulip_rombuf[0];
2367 const tulip_srom_adapter_info_t *saip = (const tulip_srom_adapter_info_t *) (shp + 1);
2368 tulip_srom_media_t srom_media;
2369 tulip_media_info_t *mi = sc->tulip_mediainfo;
2371 u_int32_t leaf_offset, blocks, data;
2373 TULIP_LOCK_ASSERT(sc);
2374 for (idx1 = 0; idx1 < shp->sh_adapter_count; idx1++, saip++) {
2375 if (shp->sh_adapter_count == 1)
2377 if (saip->sai_device == sc->tulip_pci_devno)
2381 * Didn't find the right media block for this card.
2383 if (idx1 == shp->sh_adapter_count)
2387 * Save the hardware address.
2389 bcopy(shp->sh_ieee802_address, sc->tulip_enaddr, 6);
2391 * If this is a multiple port card, add the adapter index to the last
2392 * byte of the hardware address. (if it isn't multiport, adding 0
2395 sc->tulip_enaddr[5] += idx1;
2397 leaf_offset = saip->sai_leaf_offset_lowbyte
2398 + saip->sai_leaf_offset_highbyte * 256;
2399 dp = sc->tulip_rombuf + leaf_offset;
2401 sc->tulip_conntype = (tulip_srom_connection_t) (dp[0] + dp[1] * 256); dp += 2;
2403 for (idx2 = 0;; idx2++) {
2404 if (tulip_srom_conninfo[idx2].sc_type == sc->tulip_conntype
2405 || tulip_srom_conninfo[idx2].sc_type == TULIP_SROM_CONNTYPE_NOT_USED)
2408 sc->tulip_connidx = idx2;
2410 if (sc->tulip_chipid == TULIP_21041) {
2412 for (idx2 = 0; idx2 < blocks; idx2++) {
2413 tulip_media_t media;
2415 srom_media = (tulip_srom_media_t) (data & 0x3F);
2416 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2417 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2420 media = tulip_srom_mediums[idx3].sm_type;
2421 if (media != TULIP_MEDIA_UNKNOWN) {
2422 if (data & TULIP_SROM_21041_EXTENDED) {
2423 mi->mi_type = TULIP_MEDIAINFO_SIA;
2424 sc->tulip_mediums[media] = mi;
2425 mi->mi_sia_connectivity = dp[0] + dp[1] * 256;
2426 mi->mi_sia_tx_rx = dp[2] + dp[3] * 256;
2427 mi->mi_sia_general = dp[4] + dp[5] * 256;
2431 case TULIP_MEDIA_BNC: {
2432 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC);
2436 case TULIP_MEDIA_AUI: {
2437 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI);
2441 case TULIP_MEDIA_10BASET: {
2442 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET);
2446 case TULIP_MEDIA_10BASET_FD: {
2447 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD);
2457 if (data & TULIP_SROM_21041_EXTENDED)
2462 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); mi++;
2463 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); mi++;
2464 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); mi++;
2465 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); mi++;
2469 unsigned length, type;
2470 tulip_media_t gp_media = TULIP_MEDIA_UNKNOWN;
2471 if (sc->tulip_features & TULIP_HAVE_GPR)
2472 sc->tulip_gpinit = *dp++;
2474 for (idx2 = 0; idx2 < blocks; idx2++) {
2476 if ((*dp & 0x80) == 0) {
2480 length = (*dp++ & 0x7f) - 1;
2481 type = *dp++ & 0x3f;
2484 switch (type & 0x3f) {
2485 case 0: { /* 21140[A] GPR block */
2486 tulip_media_t media;
2487 srom_media = (tulip_srom_media_t)(dp[0] & 0x3f);
2488 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2489 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2492 media = tulip_srom_mediums[idx3].sm_type;
2493 if (media == TULIP_MEDIA_UNKNOWN)
2495 mi->mi_type = TULIP_MEDIAINFO_GPR;
2496 sc->tulip_mediums[media] = mi;
2497 mi->mi_gpdata = dp[1];
2498 if (media > gp_media && !TULIP_IS_MEDIA_FD(media)) {
2499 sc->tulip_gpdata = mi->mi_gpdata;
2502 data = dp[2] + dp[3] * 256;
2503 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data);
2504 if (data & TULIP_SROM_2114X_NOINDICATOR) {
2508 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0;
2510 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data);
2511 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask;
2516 case 1: { /* 21140[A] MII block */
2517 const unsigned phyno = *dp++;
2518 mi->mi_type = TULIP_MEDIAINFO_MII;
2519 mi->mi_gpr_length = *dp++;
2520 mi->mi_gpr_offset = dp - sc->tulip_rombuf;
2521 dp += mi->mi_gpr_length;
2522 mi->mi_reset_length = *dp++;
2523 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2524 dp += mi->mi_reset_length;
2527 * Before we probe for a PHY, use the GPR information
2528 * to select it. If we don't, it may be inaccessible.
2530 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpinit|TULIP_GP_PINSET);
2531 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++) {
2533 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx3]);
2535 sc->tulip_phyaddr = mi->mi_phyaddr;
2536 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++) {
2538 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx3]);
2542 * At least write something!
2544 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0)
2545 TULIP_CSR_WRITE(sc, csr_gp, 0);
2547 mi->mi_phyaddr = TULIP_MII_NOPHY;
2548 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) {
2550 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno);
2552 if (mi->mi_phyaddr == TULIP_MII_NOPHY) {
2553 #if defined(TULIP_DEBUG)
2554 device_printf(sc->tulip_dev, "can't find phy %d\n",
2559 sc->tulip_features |= TULIP_HAVE_MII;
2560 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2;
2561 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2;
2562 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2;
2563 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2;
2564 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2565 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2566 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2567 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2568 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2569 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2570 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2574 case 2: { /* 2114[23] SIA block */
2575 tulip_media_t media;
2576 srom_media = (tulip_srom_media_t)(dp[0] & 0x3f);
2577 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2578 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2581 media = tulip_srom_mediums[idx3].sm_type;
2582 if (media == TULIP_MEDIA_UNKNOWN)
2584 mi->mi_type = TULIP_MEDIAINFO_SIA;
2585 sc->tulip_mediums[media] = mi;
2587 mi->mi_sia_connectivity = dp[1] + dp[2] * 256;
2588 mi->mi_sia_tx_rx = dp[3] + dp[4] * 256;
2589 mi->mi_sia_general = dp[5] + dp[6] * 256;
2593 case TULIP_MEDIA_BNC: {
2594 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, BNC);
2597 case TULIP_MEDIA_AUI: {
2598 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, AUI);
2601 case TULIP_MEDIA_10BASET: {
2602 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET);
2603 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2606 case TULIP_MEDIA_10BASET_FD: {
2607 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET_FD);
2608 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2616 mi->mi_sia_gp_control = (dp[1] + dp[2] * 256) << 16;
2617 mi->mi_sia_gp_data = (dp[3] + dp[4] * 256) << 16;
2622 case 3: { /* 2114[23] MII PHY block */
2623 const unsigned phyno = *dp++;
2624 const u_int8_t *dp0;
2625 mi->mi_type = TULIP_MEDIAINFO_MII;
2626 mi->mi_gpr_length = *dp++;
2627 mi->mi_gpr_offset = dp - sc->tulip_rombuf;
2628 dp += 2 * mi->mi_gpr_length;
2629 mi->mi_reset_length = *dp++;
2630 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2631 dp += 2 * mi->mi_reset_length;
2633 dp0 = &sc->tulip_rombuf[mi->mi_reset_offset];
2634 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++, dp0 += 2) {
2636 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16);
2638 sc->tulip_phyaddr = mi->mi_phyaddr;
2639 dp0 = &sc->tulip_rombuf[mi->mi_gpr_offset];
2640 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++, dp0 += 2) {
2642 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16);
2645 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0)
2646 TULIP_CSR_WRITE(sc, csr_sia_general, 0);
2648 mi->mi_phyaddr = TULIP_MII_NOPHY;
2649 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) {
2651 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno);
2653 if (mi->mi_phyaddr == TULIP_MII_NOPHY) {
2654 #if defined(TULIP_DEBUG)
2655 device_printf(sc->tulip_dev, "can't find phy %d\n",
2660 sc->tulip_features |= TULIP_HAVE_MII;
2661 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2;
2662 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2;
2663 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2;
2664 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2;
2665 mi->mi_mii_interrupt = dp[0] + dp[1] * 256; dp += 2;
2666 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD);
2667 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX);
2668 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4);
2669 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD);
2670 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET);
2671 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) |
2672 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH);
2676 case 4: { /* 21143 SYM block */
2677 tulip_media_t media;
2678 srom_media = (tulip_srom_media_t) dp[0];
2679 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) {
2680 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media)
2683 media = tulip_srom_mediums[idx3].sm_type;
2684 if (media == TULIP_MEDIA_UNKNOWN)
2686 mi->mi_type = TULIP_MEDIAINFO_SYM;
2687 sc->tulip_mediums[media] = mi;
2688 mi->mi_gpcontrol = (dp[1] + dp[2] * 256) << 16;
2689 mi->mi_gpdata = (dp[3] + dp[4] * 256) << 16;
2690 data = dp[5] + dp[6] * 256;
2691 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data);
2692 if (data & TULIP_SROM_2114X_NOINDICATOR) {
2695 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0;
2696 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data);
2697 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask;
2699 if (TULIP_IS_MEDIA_TP(media))
2700 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL;
2705 case 5: { /* 21143 Reset block */
2706 mi->mi_type = TULIP_MEDIAINFO_RESET;
2707 mi->mi_reset_length = *dp++;
2708 mi->mi_reset_offset = dp - sc->tulip_rombuf;
2709 dp += 2 * mi->mi_reset_length;
2720 return mi - sc->tulip_mediainfo;
2723 static const struct {
2724 void (*vendor_identify_nic)(tulip_softc_t * const sc);
2725 unsigned char vendor_oui[3];
2726 } tulip_vendors[] = {
2727 { tulip_identify_dec_nic, { 0x08, 0x00, 0x2B } },
2728 { tulip_identify_dec_nic, { 0x00, 0x00, 0xF8 } },
2729 { tulip_identify_smc_nic, { 0x00, 0x00, 0xC0 } },
2730 { tulip_identify_smc_nic, { 0x00, 0xE0, 0x29 } },
2731 { tulip_identify_znyx_nic, { 0x00, 0xC0, 0x95 } },
2732 { tulip_identify_cogent_nic, { 0x00, 0x00, 0x92 } },
2733 { tulip_identify_asante_nic, { 0x00, 0x00, 0x94 } },
2734 { tulip_identify_cogent_nic, { 0x00, 0x00, 0xD1 } },
2735 { tulip_identify_accton_nic, { 0x00, 0x00, 0xE8 } },
2736 { tulip_identify_compex_nic, { 0x00, 0x80, 0x48 } },
2741 * This deals with the vagaries of the address roms and the
2742 * brain-deadness that various vendors commit in using them.
2745 tulip_read_macaddr(tulip_softc_t * const sc)
2747 unsigned cksum, rom_cksum, idx;
2749 unsigned char tmpbuf[8];
2750 static const u_char testpat[] = { 0xFF, 0, 0x55, 0xAA, 0xFF, 0, 0x55, 0xAA };
2752 sc->tulip_connidx = TULIP_SROM_LASTCONNIDX;
2754 if (sc->tulip_chipid == TULIP_21040) {
2755 TULIP_CSR_WRITE(sc, csr_enetrom, 1);
2756 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) {
2758 while (((csr = TULIP_CSR_READ(sc, csr_enetrom)) & 0x80000000L) && cnt < 10000)
2760 sc->tulip_rombuf[idx] = csr & 0xFF;
2762 sc->tulip_boardsw = &tulip_21040_boardsw;
2764 if (sc->tulip_chipid == TULIP_21041) {
2766 * Thankfully all 21041's act the same.
2768 sc->tulip_boardsw = &tulip_21041_boardsw;
2771 * Assume all 21140 board are compatible with the
2772 * DEC 10/100 evaluation board. Not really valid but
2773 * it's the best we can do until every one switches to
2774 * the new SROM format.
2777 sc->tulip_boardsw = &tulip_21140_eb_boardsw;
2779 tulip_srom_read(sc);
2780 if (tulip_srom_crcok(sc->tulip_rombuf)) {
2782 * SROM CRC is valid therefore it must be in the
2785 sc->tulip_features |= TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM;
2786 } else if (sc->tulip_rombuf[126] == 0xff && sc->tulip_rombuf[127] == 0xFF) {
2788 * No checksum is present. See if the SROM id checks out;
2789 * the first 18 bytes should be 0 followed by a 1 followed
2790 * by the number of adapters (which we don't deal with yet).
2792 for (idx = 0; idx < 18; idx++) {
2793 if (sc->tulip_rombuf[idx] != 0)
2796 if (idx == 18 && sc->tulip_rombuf[18] == 1 && sc->tulip_rombuf[19] != 0)
2797 sc->tulip_features |= TULIP_HAVE_ISVSROM;
2798 } else if (sc->tulip_chipid >= TULIP_21142) {
2799 sc->tulip_features |= TULIP_HAVE_ISVSROM;
2800 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2802 if ((sc->tulip_features & TULIP_HAVE_ISVSROM) && tulip_srom_decode(sc)) {
2803 if (sc->tulip_chipid != TULIP_21041)
2804 sc->tulip_boardsw = &tulip_2114x_isv_boardsw;
2807 * If the SROM specifies more than one adapter, tag this as a
2810 if (sc->tulip_rombuf[19] > 1)
2811 sc->tulip_features |= TULIP_HAVE_BASEROM;
2812 if (sc->tulip_boardsw == NULL)
2819 if (bcmp(&sc->tulip_rombuf[0], &sc->tulip_rombuf[16], 8) != 0) {
2821 * Some folks don't use the standard ethernet rom format
2822 * but instead just put the address in the first 6 bytes
2823 * of the rom and let the rest be all 0xffs. (Can we say
2824 * ZNYX?) (well sometimes they put in a checksum so we'll
2827 for (idx = 8; idx < 32; idx++) {
2828 if (sc->tulip_rombuf[idx] != 0xFF)
2832 * Make sure the address is not multicast or locally assigned
2833 * that the OUI is not 00-00-00.
2835 if ((sc->tulip_rombuf[0] & 3) != 0)
2837 if (sc->tulip_rombuf[0] == 0 && sc->tulip_rombuf[1] == 0
2838 && sc->tulip_rombuf[2] == 0)
2840 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6);
2841 sc->tulip_features |= TULIP_HAVE_OKROM;
2845 * A number of makers of multiport boards (ZNYX and Cogent)
2846 * only put on one address ROM on their 21040 boards. So
2847 * if the ROM is all zeros (or all 0xFFs), look at the
2848 * previous configured boards (as long as they are on the same
2849 * PCI bus and the bus number is non-zero) until we find the
2850 * master board with address ROM. We then use its address ROM
2851 * as the base for this board. (we add our relative board
2852 * to the last byte of its address).
2854 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) {
2855 if (sc->tulip_rombuf[idx] != 0 && sc->tulip_rombuf[idx] != 0xFF)
2858 if (idx == sizeof(sc->tulip_rombuf)) {
2860 tulip_softc_t *root_sc = NULL;
2861 for (root_unit = sc->tulip_unit - 1; root_unit >= 0; root_unit--) {
2862 root_sc = tulips[root_unit];
2863 if (root_sc == NULL || (root_sc->tulip_features & (TULIP_HAVE_OKROM|TULIP_HAVE_SLAVEDROM)) == TULIP_HAVE_OKROM)
2867 if (root_sc != NULL && (root_sc->tulip_features & TULIP_HAVE_BASEROM)
2868 && root_sc->tulip_chipid == sc->tulip_chipid
2869 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) {
2870 sc->tulip_features |= TULIP_HAVE_SLAVEDROM;
2871 sc->tulip_boardsw = root_sc->tulip_boardsw;
2872 strcpy(sc->tulip_boardid, root_sc->tulip_boardid);
2873 if (sc->tulip_boardsw->bd_type == TULIP_21140_ISV) {
2874 bcopy(root_sc->tulip_rombuf, sc->tulip_rombuf,
2875 sizeof(sc->tulip_rombuf));
2876 if (!tulip_srom_decode(sc))
2879 bcopy(root_sc->tulip_enaddr, sc->tulip_enaddr, 6);
2880 sc->tulip_enaddr[5] += sc->tulip_unit - root_sc->tulip_unit;
2883 * Now for a truly disgusting kludge: all 4 21040s on
2884 * the ZX314 share the same INTA line so the mapping
2885 * setup by the BIOS on the PCI bridge is worthless.
2886 * Rather than reprogramming the value in the config
2887 * register, we will handle this internally.
2889 if (root_sc->tulip_features & TULIP_HAVE_SHAREDINTR) {
2890 sc->tulip_slaves = root_sc->tulip_slaves;
2891 root_sc->tulip_slaves = sc;
2892 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR;
2900 * This is the standard DEC address ROM test.
2903 if (bcmp(&sc->tulip_rombuf[24], testpat, 8) != 0)
2906 tmpbuf[0] = sc->tulip_rombuf[15]; tmpbuf[1] = sc->tulip_rombuf[14];
2907 tmpbuf[2] = sc->tulip_rombuf[13]; tmpbuf[3] = sc->tulip_rombuf[12];
2908 tmpbuf[4] = sc->tulip_rombuf[11]; tmpbuf[5] = sc->tulip_rombuf[10];
2909 tmpbuf[6] = sc->tulip_rombuf[9]; tmpbuf[7] = sc->tulip_rombuf[8];
2910 if (bcmp(&sc->tulip_rombuf[0], tmpbuf, 8) != 0)
2913 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6);
2915 cksum = *(u_int16_t *) &sc->tulip_enaddr[0];
2917 if (cksum > 65535) cksum -= 65535;
2918 cksum += *(u_int16_t *) &sc->tulip_enaddr[2];
2919 if (cksum > 65535) cksum -= 65535;
2921 if (cksum > 65535) cksum -= 65535;
2922 cksum += *(u_int16_t *) &sc->tulip_enaddr[4];
2923 if (cksum >= 65535) cksum -= 65535;
2925 rom_cksum = *(u_int16_t *) &sc->tulip_rombuf[6];
2927 if (cksum != rom_cksum)
2932 * Check for various boards based on OUI. Did I say braindead?
2934 for (idx = 0; tulip_vendors[idx].vendor_identify_nic != NULL; idx++) {
2935 if (bcmp(sc->tulip_enaddr, tulip_vendors[idx].vendor_oui, 3) == 0) {
2936 (*tulip_vendors[idx].vendor_identify_nic)(sc);
2941 sc->tulip_features |= TULIP_HAVE_OKROM;
2946 tulip_ifmedia_add(tulip_softc_t * const sc)
2948 tulip_media_t media;
2951 TULIP_LOCK_ASSERT(sc);
2952 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
2953 if (sc->tulip_mediums[media] != NULL) {
2954 ifmedia_add(&sc->tulip_ifmedia, tulip_media_to_ifmedia[media],
2960 sc->tulip_features |= TULIP_HAVE_NOMEDIA;
2961 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE, 0, 0);
2962 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE);
2963 } else if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
2964 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO, 0, 0);
2965 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO);
2967 ifmedia_set(&sc->tulip_ifmedia, tulip_media_to_ifmedia[sc->tulip_media]);
2968 sc->tulip_flags |= TULIP_PRINTMEDIA;
2969 tulip_linkup(sc, sc->tulip_media);
2974 tulip_ifmedia_change(struct ifnet * const ifp)
2976 tulip_softc_t * const sc = (tulip_softc_t *)ifp->if_softc;
2979 sc->tulip_flags |= TULIP_NEEDRESET;
2980 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
2981 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
2982 if (IFM_SUBTYPE(sc->tulip_ifmedia.ifm_media) != IFM_AUTO) {
2983 tulip_media_t media;
2984 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) {
2985 if (sc->tulip_mediums[media] != NULL
2986 && sc->tulip_ifmedia.ifm_media == tulip_media_to_ifmedia[media]) {
2987 sc->tulip_flags |= TULIP_PRINTMEDIA;
2988 sc->tulip_flags &= ~TULIP_DIDNWAY;
2989 tulip_linkup(sc, media);
2995 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_WANTRXACT);
2997 tulip_init_locked(sc);
3003 * Media status callback
3006 tulip_ifmedia_status(struct ifnet * const ifp, struct ifmediareq *req)
3008 tulip_softc_t *sc = (tulip_softc_t *)ifp->if_softc;
3011 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) {
3016 req->ifm_status = IFM_AVALID;
3017 if (sc->tulip_flags & TULIP_LINKUP)
3018 req->ifm_status |= IFM_ACTIVE;
3020 req->ifm_active = tulip_media_to_ifmedia[sc->tulip_media];
3025 tulip_addr_filter(tulip_softc_t * const sc)
3027 struct ifmultiaddr *ifma;
3030 u_int16_t eaddr[ETHER_ADDR_LEN/2];
3033 TULIP_LOCK_ASSERT(sc);
3034 sc->tulip_flags &= ~(TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY|TULIP_ALLMULTI);
3035 sc->tulip_flags |= TULIP_WANTSETUP|TULIP_WANTTXSTART;
3036 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN;
3037 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED;
3038 #if defined(IFF_ALLMULTI)
3039 if (sc->tulip_ifp->if_flags & IFF_ALLMULTI)
3040 sc->tulip_flags |= TULIP_ALLMULTI ;
3044 ifp = sc->tulip_ifp;
3045 if_maddr_rlock(ifp);
3047 /* Copy MAC address on stack to align. */
3048 if (ifp->if_input != NULL)
3049 bcopy(IF_LLADDR(ifp), eaddr, ETHER_ADDR_LEN);
3051 bcopy(sc->tulip_enaddr, eaddr, ETHER_ADDR_LEN);
3053 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3055 if (ifma->ifma_addr->sa_family == AF_LINK)
3059 if (multicnt > 14) {
3060 u_int32_t *sp = sc->tulip_setupdata;
3063 * Some early passes of the 21140 have broken implementations of
3064 * hash-perfect mode. When we get too many multicasts for perfect
3065 * filtering with these chips, we need to switch into hash-only
3066 * mode (this is better than all-multicast on network with lots
3067 * of multicast traffic).
3069 if (sc->tulip_features & TULIP_HAVE_BROKEN_HASH)
3070 sc->tulip_flags |= TULIP_WANTHASHONLY;
3072 sc->tulip_flags |= TULIP_WANTHASHPERFECT;
3074 * If we have more than 14 multicasts, we have
3075 * go into hash perfect mode (512 bit multicast
3076 * hash and one perfect hardware).
3078 bzero(sc->tulip_setupdata, sizeof(sc->tulip_setupdata));
3080 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3082 if (ifma->ifma_addr->sa_family != AF_LINK)
3085 hash = tulip_mchash(LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
3086 sp[hash >> 4] |= htole32(1 << (hash & 0xF));
3089 * No reason to use a hash if we are going to be
3090 * receiving every multicast.
3092 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) {
3093 hash = tulip_mchash(ifp->if_broadcastaddr);
3094 sp[hash >> 4] |= htole32(1 << (hash & 0xF));
3095 if (sc->tulip_flags & TULIP_WANTHASHONLY) {
3096 hash = tulip_mchash((caddr_t)eaddr);
3097 sp[hash >> 4] |= htole32(1 << (hash & 0xF));
3099 sp[39] = TULIP_SP_MAC(eaddr[0]);
3100 sp[40] = TULIP_SP_MAC(eaddr[1]);
3101 sp[41] = TULIP_SP_MAC(eaddr[2]);
3105 if ((sc->tulip_flags & (TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY)) == 0) {
3106 u_int32_t *sp = sc->tulip_setupdata;
3108 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) {
3110 * Else can get perfect filtering for 16 addresses.
3112 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
3113 if (ifma->ifma_addr->sa_family != AF_LINK)
3115 addrp = LLADDR((struct sockaddr_dl *)ifma->ifma_addr);
3116 *sp++ = TULIP_SP_MAC(((u_int16_t *)addrp)[0]);
3117 *sp++ = TULIP_SP_MAC(((u_int16_t *)addrp)[1]);
3118 *sp++ = TULIP_SP_MAC(((u_int16_t *)addrp)[2]);
3122 * Add the broadcast address.
3125 *sp++ = TULIP_SP_MAC(0xFFFF);
3126 *sp++ = TULIP_SP_MAC(0xFFFF);
3127 *sp++ = TULIP_SP_MAC(0xFFFF);
3130 * Pad the rest with our hardware address
3132 for (; idx < 16; idx++) {
3133 *sp++ = TULIP_SP_MAC(eaddr[0]);
3134 *sp++ = TULIP_SP_MAC(eaddr[1]);
3135 *sp++ = TULIP_SP_MAC(eaddr[2]);
3138 if_maddr_runlock(ifp);
3142 tulip_reset(tulip_softc_t * const sc)
3144 tulip_ringinfo_t *ri;
3145 tulip_descinfo_t *di;
3147 u_int32_t inreset = (sc->tulip_flags & TULIP_INRESET);
3149 TULIP_LOCK_ASSERT(sc);
3151 CTR1(KTR_TULIP, "tulip_reset: inreset %d", inreset);
3154 * Brilliant. Simply brilliant. When switching modes/speeds
3155 * on a 2114*, you need to set the appriopriate MII/PCS/SCL/PS
3156 * bits in CSR6 and then do a software reset to get the 21140
3157 * to properly reset its internal pathways to the right places.
3160 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0
3161 && sc->tulip_boardsw->bd_media_preset != NULL)
3162 (*sc->tulip_boardsw->bd_media_preset)(sc);
3164 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
3165 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
3166 33MHz that comes to two microseconds but wait a
3167 bit longer anyways) */
3170 sc->tulip_flags |= TULIP_INRESET;
3171 sc->tulip_flags &= ~(TULIP_NEEDRESET|TULIP_RXBUFSLOW);
3172 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
3175 TULIP_CSR_WRITE(sc, csr_txlist, sc->tulip_txinfo.ri_dma_addr & 0xffffffff);
3176 TULIP_CSR_WRITE(sc, csr_rxlist, sc->tulip_rxinfo.ri_dma_addr & 0xffffffff);
3177 TULIP_CSR_WRITE(sc, csr_busmode,
3178 (1 << (3 /*pci_max_burst_len*/ + 8))
3179 |TULIP_BUSMODE_CACHE_ALIGN8
3180 |TULIP_BUSMODE_READMULTIPLE
3181 |(BYTE_ORDER != LITTLE_ENDIAN ?
3182 TULIP_BUSMODE_DESC_BIGENDIAN : 0));
3184 sc->tulip_txtimer = 0;
3186 * Free all the mbufs that were on the transmit ring.
3188 CTR0(KTR_TULIP, "tulip_reset: drain transmit ring");
3189 ri = &sc->tulip_txinfo;
3190 for (di = ri->ri_first; di < ri->ri_last; di++) {
3191 m = tulip_dequeue_mbuf(ri, di, SYNC_NONE);
3194 di->di_desc->d_status = 0;
3197 ri->ri_nextin = ri->ri_nextout = ri->ri_first;
3198 ri->ri_free = ri->ri_max;
3199 TULIP_TXDESC_PRESYNC(ri);
3202 * We need to collect all the mbufs that were on the
3203 * receive ring before we reinit it either to put
3204 * them back on or to know if we have to allocate
3207 CTR0(KTR_TULIP, "tulip_reset: drain receive ring");
3208 ri = &sc->tulip_rxinfo;
3209 ri->ri_nextin = ri->ri_nextout = ri->ri_first;
3210 ri->ri_free = ri->ri_max;
3211 for (di = ri->ri_first; di < ri->ri_last; di++) {
3212 di->di_desc->d_status = 0;
3213 di->di_desc->d_length1 = 0; di->di_desc->d_addr1 = 0;
3214 di->di_desc->d_length2 = 0; di->di_desc->d_addr2 = 0;
3216 TULIP_RXDESC_PRESYNC(ri);
3217 for (di = ri->ri_first; di < ri->ri_last; di++) {
3218 m = tulip_dequeue_mbuf(ri, di, SYNC_NONE);
3224 * If tulip_reset is being called recursively, exit quickly knowing
3225 * that when the outer tulip_reset returns all the right stuff will
3231 sc->tulip_intrmask |= TULIP_STS_NORMALINTR|TULIP_STS_RXINTR|TULIP_STS_TXINTR
3232 |TULIP_STS_ABNRMLINTR|TULIP_STS_SYSERROR|TULIP_STS_TXSTOPPED
3233 |TULIP_STS_TXUNDERFLOW|TULIP_STS_TXBABBLE
3234 |TULIP_STS_RXSTOPPED;
3236 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0)
3237 (*sc->tulip_boardsw->bd_media_select)(sc);
3238 #if defined(TULIP_DEBUG)
3239 if ((sc->tulip_flags & TULIP_NEEDRESET) == TULIP_NEEDRESET)
3240 device_printf(sc->tulip_dev,
3241 "tulip_reset: additional reset needed?!?\n");
3244 tulip_media_print(sc);
3245 if (sc->tulip_features & TULIP_HAVE_DUALSENSE)
3246 TULIP_CSR_WRITE(sc, csr_sia_status, TULIP_CSR_READ(sc, csr_sia_status));
3248 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_WANTSETUP|TULIP_INRESET
3254 tulip_init(void *arg)
3256 tulip_softc_t *sc = (tulip_softc_t *)arg;
3259 tulip_init_locked(sc);
3264 tulip_init_locked(tulip_softc_t * const sc)
3266 CTR0(KTR_TULIP, "tulip_init_locked");
3267 if (sc->tulip_ifp->if_flags & IFF_UP) {
3268 if ((sc->tulip_ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) {
3269 /* initialize the media */
3270 CTR0(KTR_TULIP, "tulip_init_locked: up but not running, reset chip");
3273 tulip_addr_filter(sc);
3274 sc->tulip_ifp->if_drv_flags |= IFF_DRV_RUNNING;
3275 if (sc->tulip_ifp->if_flags & IFF_PROMISC) {
3276 sc->tulip_flags |= TULIP_PROMISC;
3277 sc->tulip_cmdmode |= TULIP_CMD_PROMISCUOUS;
3278 sc->tulip_intrmask |= TULIP_STS_TXINTR;
3280 sc->tulip_flags &= ~TULIP_PROMISC;
3281 sc->tulip_cmdmode &= ~TULIP_CMD_PROMISCUOUS;
3282 if (sc->tulip_flags & TULIP_ALLMULTI) {
3283 sc->tulip_cmdmode |= TULIP_CMD_ALLMULTI;
3285 sc->tulip_cmdmode &= ~TULIP_CMD_ALLMULTI;
3288 sc->tulip_cmdmode |= TULIP_CMD_TXRUN;
3289 if ((sc->tulip_flags & (TULIP_TXPROBE_ACTIVE|TULIP_WANTSETUP)) == 0) {
3291 sc->tulip_cmdmode |= TULIP_CMD_RXRUN;
3292 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED;
3294 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
3295 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN;
3296 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED;
3298 CTR2(KTR_TULIP, "tulip_init_locked: intr mask %08x cmdmode %08x",
3299 sc->tulip_intrmask, sc->tulip_cmdmode);
3300 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3301 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3302 CTR1(KTR_TULIP, "tulip_init_locked: status %08x\n",
3303 TULIP_CSR_READ(sc, csr_status));
3304 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP)
3305 tulip_txput_setup(sc);
3306 callout_reset(&sc->tulip_stat_timer, hz, tulip_watchdog, sc);
3308 CTR0(KTR_TULIP, "tulip_init_locked: not up, reset chip");
3309 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
3311 tulip_addr_filter(sc);
3312 callout_stop(&sc->tulip_stat_timer);
3316 #define DESC_STATUS(di) (((volatile tulip_desc_t *)((di)->di_desc))->d_status)
3317 #define DESC_FLAG(di) ((di)->di_desc->d_flag)
3320 tulip_rx_intr(tulip_softc_t * const sc)
3322 TULIP_PERFSTART(rxintr)
3323 tulip_ringinfo_t * const ri = &sc->tulip_rxinfo;
3324 struct ifnet * const ifp = sc->tulip_ifp;
3326 #if defined(TULIP_DEBUG)
3330 TULIP_LOCK_ASSERT(sc);
3331 CTR0(KTR_TULIP, "tulip_rx_intr: start");
3333 TULIP_PERFSTART(rxget)
3334 tulip_descinfo_t *eop = ri->ri_nextin, *dip;
3335 int total_len = 0, last_offset = 0;
3336 struct mbuf *ms = NULL, *me = NULL;
3340 if (fillok && (ri->ri_max - ri->ri_free) < TULIP_RXQ_TARGET)
3343 #if defined(TULIP_DEBUG)
3344 if (cnt == ri->ri_max)
3348 * If the TULIP has no descriptors, there can't be any receive
3349 * descriptors to process.
3351 if (eop == ri->ri_nextout)
3355 * 90% of the packets will fit in one descriptor. So we optimize
3358 TULIP_RXDESC_POSTSYNC(ri);
3359 if ((DESC_STATUS(eop) & (TULIP_DSTS_OWNER|TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) == (TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) {
3360 ms = tulip_dequeue_mbuf(ri, eop, SYNC_RX);
3362 "tulip_rx_intr: single packet mbuf %p from descriptor %td", ms,
3363 eop - ri->ri_first);
3368 * If still owned by the TULIP, don't touch it.
3370 if (DESC_STATUS(eop) & TULIP_DSTS_OWNER)
3374 * It is possible (though improbable unless MCLBYTES < 1518) for
3375 * a received packet to cross more than one receive descriptor.
3376 * We first loop through the descriptor ring making sure we have
3377 * received a complete packet. If not, we bail until the next
3381 while ((DESC_STATUS(eop) & TULIP_DSTS_RxLASTDESC) == 0) {
3382 if (++eop == ri->ri_last)
3384 TULIP_RXDESC_POSTSYNC(ri);
3385 if (eop == ri->ri_nextout || DESC_STATUS(eop) & TULIP_DSTS_OWNER) {
3386 #if defined(TULIP_DEBUG)
3387 sc->tulip_dbg.dbg_rxintrs++;
3388 sc->tulip_dbg.dbg_rxpktsperintr[cnt]++;
3390 TULIP_PERFEND(rxget);
3391 TULIP_PERFEND(rxintr);
3398 * Dequeue the first buffer for the start of the packet. Hopefully
3399 * this will be the only one we need to dequeue. However, if the
3400 * packet consumed multiple descriptors, then we need to dequeue
3401 * those buffers and chain to the starting mbuf. All buffers but
3402 * the last buffer have the same length so we can set that now.
3403 * (we add to last_offset instead of multiplying since we normally
3404 * won't go into the loop and thereby saving ourselves from
3405 * doing a multiplication by 0 in the normal case).
3407 ms = tulip_dequeue_mbuf(ri, dip, SYNC_RX);
3409 "tulip_rx_intr: start packet mbuf %p from descriptor %td", ms,
3410 dip - ri->ri_first);
3412 for (me = ms; total_len > 0; total_len--) {
3413 me->m_len = TULIP_RX_BUFLEN;
3414 last_offset += TULIP_RX_BUFLEN;
3415 if (++dip == ri->ri_last)
3417 me->m_next = tulip_dequeue_mbuf(ri, dip, SYNC_RX);
3421 "tulip_rx_intr: cont packet mbuf %p from descriptor %td",
3422 me, dip - ri->ri_first);
3424 KASSERT(dip == eop, ("mismatched descinfo structs"));
3428 * Now get the size of received packet (minus the CRC).
3430 total_len = ((DESC_STATUS(eop) >> 16) & 0x7FFF) - ETHER_CRC_LEN;
3431 if ((sc->tulip_flags & TULIP_RXIGNORE) == 0
3432 && ((DESC_STATUS(eop) & TULIP_DSTS_ERRSUM) == 0)) {
3433 me->m_len = total_len - last_offset;
3434 sc->tulip_flags |= TULIP_RXACT;
3436 CTR1(KTR_TULIP, "tulip_rx_intr: good packet; length %d",
3439 CTR1(KTR_TULIP, "tulip_rx_intr: bad packet; status %08x",
3442 if (DESC_STATUS(eop) & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxOVERFLOW|TULIP_DSTS_RxWATCHDOG)) {
3443 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++;
3445 #if defined(TULIP_VERBOSE)
3446 const char *error = NULL;
3448 if (DESC_STATUS(eop) & TULIP_DSTS_RxTOOLONG) {
3449 sc->tulip_dot3stats.dot3StatsFrameTooLongs++;
3450 #if defined(TULIP_VERBOSE)
3451 error = "frame too long";
3454 if (DESC_STATUS(eop) & TULIP_DSTS_RxBADCRC) {
3455 if (DESC_STATUS(eop) & TULIP_DSTS_RxDRBBLBIT) {
3456 sc->tulip_dot3stats.dot3StatsAlignmentErrors++;
3457 #if defined(TULIP_VERBOSE)
3458 error = "alignment error";
3461 sc->tulip_dot3stats.dot3StatsFCSErrors++;
3462 #if defined(TULIP_VERBOSE)
3467 #if defined(TULIP_VERBOSE)
3468 if (error != NULL && (sc->tulip_flags & TULIP_NOMESSAGES) == 0) {
3469 device_printf(sc->tulip_dev, "receive: %6D: %s\n",
3470 mtod(ms, u_char *) + 6, ":",
3472 sc->tulip_flags |= TULIP_NOMESSAGES;
3478 #if defined(TULIP_DEBUG)
3482 if (++eop == ri->ri_last)
3484 ri->ri_nextin = eop;
3487 * We have received a good packet that needs to be passed up the
3493 KASSERT(ms != NULL, ("no packet to accept"));
3494 #ifndef __NO_STRICT_ALIGNMENT
3496 * Copy the data into a new mbuf that is properly aligned. If
3497 * we fail to allocate a new mbuf, then drop the packet. We will
3498 * reuse the same rx buffer ('ms') below for another packet
3501 m0 = m_devget(mtod(ms, caddr_t), total_len, ETHER_ALIGN, ifp, NULL);
3508 * Update the header for the mbuf referencing this receive
3509 * buffer and pass it up the stack. Allocate a new mbuf cluster
3510 * to replace the one we just passed up the stack.
3512 * Note that if this packet crossed multiple descriptors
3513 * we don't even try to reallocate all the mbufs here.
3514 * Instead we rely on the test at the beginning of
3515 * the loop to refill for the extra consumed mbufs.
3517 ms->m_pkthdr.len = total_len;
3518 ms->m_pkthdr.rcvif = ifp;
3520 ms = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
3523 CTR1(KTR_TULIP, "tulip_rx_intr: passing %p to upper layer", m0);
3524 (*ifp->if_input)(ifp, m0);
3526 } else if (ms == NULL)
3528 * If we are priming the TULIP with mbufs, then allocate
3529 * a new cluster for the next descriptor.
3531 ms = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
3533 #ifndef __NO_STRICT_ALIGNMENT
3538 * Couldn't allocate a new buffer. Don't bother
3539 * trying to replenish the receive queue.
3542 sc->tulip_flags |= TULIP_RXBUFSLOW;
3543 #if defined(TULIP_DEBUG)
3544 sc->tulip_dbg.dbg_rxlowbufs++;
3546 TULIP_PERFEND(rxget);
3550 * Now give the buffer(s) to the TULIP and save in our
3554 tulip_descinfo_t * const nextout = ri->ri_nextout;
3557 KASSERT(ms->m_data == ms->m_ext.ext_buf,
3558 ("rx mbuf data doesn't point to cluster"));
3559 ms->m_len = ms->m_pkthdr.len = TULIP_RX_BUFLEN;
3560 error = bus_dmamap_load_mbuf(ri->ri_data_tag, *nextout->di_map, ms,
3561 tulip_dma_map_rxbuf, nextout->di_desc, BUS_DMA_NOWAIT);
3563 device_printf(sc->tulip_dev,
3564 "unable to load rx map, error = %d\n", error);
3565 panic("tulip_rx_intr"); /* XXX */
3567 nextout->di_desc->d_status = TULIP_DSTS_OWNER;
3568 KASSERT(nextout->di_mbuf == NULL, ("clobbering earlier rx mbuf"));
3569 nextout->di_mbuf = ms;
3570 CTR2(KTR_TULIP, "tulip_rx_intr: enqueued mbuf %p to descriptor %td",
3571 ms, nextout - ri->ri_first);
3572 TULIP_RXDESC_POSTSYNC(ri);
3573 if (++ri->ri_nextout == ri->ri_last)
3574 ri->ri_nextout = ri->ri_first;
3578 } while ((ms = me) != NULL);
3580 if ((ri->ri_max - ri->ri_free) >= TULIP_RXQ_TARGET)
3581 sc->tulip_flags &= ~TULIP_RXBUFSLOW;
3582 TULIP_PERFEND(rxget);
3585 #if defined(TULIP_DEBUG)
3586 sc->tulip_dbg.dbg_rxintrs++;
3587 sc->tulip_dbg.dbg_rxpktsperintr[cnt]++;
3589 TULIP_PERFEND(rxintr);
3593 tulip_tx_intr(tulip_softc_t * const sc)
3595 TULIP_PERFSTART(txintr)
3596 tulip_ringinfo_t * const ri = &sc->tulip_txinfo;
3601 CTR0(KTR_TULIP, "tulip_tx_intr: start");
3602 TULIP_LOCK_ASSERT(sc);
3603 while (ri->ri_free < ri->ri_max) {
3606 TULIP_TXDESC_POSTSYNC(ri);
3607 if (DESC_STATUS(ri->ri_nextin) & TULIP_DSTS_OWNER)
3612 d_flag = DESC_FLAG(ri->ri_nextin);
3613 if (d_flag & TULIP_DFLAG_TxLASTSEG) {
3614 if (d_flag & TULIP_DFLAG_TxSETUPPKT) {
3616 "tulip_tx_intr: setup packet from descriptor %td: %08x",
3617 ri->ri_nextin - ri->ri_first, DESC_STATUS(ri->ri_nextin));
3619 * We've just finished processing a setup packet.
3620 * Mark that we finished it. If there's not
3621 * another pending, startup the TULIP receiver.
3622 * Make sure we ack the RXSTOPPED so we won't get
3623 * an abormal interrupt indication.
3625 bus_dmamap_sync(sc->tulip_setup_tag, sc->tulip_setup_map,
3626 BUS_DMASYNC_POSTWRITE);
3627 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_HASHONLY);
3628 if (DESC_FLAG(ri->ri_nextin) & TULIP_DFLAG_TxINVRSFILT)
3629 sc->tulip_flags |= TULIP_HASHONLY;
3630 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == 0) {
3632 sc->tulip_cmdmode |= TULIP_CMD_RXRUN;
3633 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED;
3635 "tulip_tx_intr: intr mask %08x cmdmode %08x",
3636 sc->tulip_intrmask, sc->tulip_cmdmode);
3637 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED);
3638 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
3639 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3642 const u_int32_t d_status = DESC_STATUS(ri->ri_nextin);
3644 m = tulip_dequeue_mbuf(ri, ri->ri_nextin, SYNC_TX);
3646 "tulip_tx_intr: data packet %p from descriptor %td", m,
3647 ri->ri_nextin - ri->ri_first);
3650 #if defined(TULIP_DEBUG)
3652 device_printf(sc->tulip_dev,
3653 "tx_intr: failed to dequeue mbuf?!?\n");
3656 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
3657 tulip_mediapoll_event_t event = TULIP_MEDIAPOLL_TXPROBE_OK;
3658 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxEXCCOLL)) {
3659 #if defined(TULIP_DEBUG)
3660 if (d_status & TULIP_DSTS_TxNOCARR)
3661 sc->tulip_dbg.dbg_txprobe_nocarr++;
3662 if (d_status & TULIP_DSTS_TxEXCCOLL)
3663 sc->tulip_dbg.dbg_txprobe_exccoll++;
3665 event = TULIP_MEDIAPOLL_TXPROBE_FAILED;
3667 (*sc->tulip_boardsw->bd_media_poll)(sc, event);
3669 * Escape from the loop before media poll has reset the TULIP!
3674 if (d_status & TULIP_DSTS_ERRSUM) {
3675 CTR1(KTR_TULIP, "tulip_tx_intr: output error: %08x",
3677 sc->tulip_ifp->if_oerrors++;
3678 if (d_status & TULIP_DSTS_TxEXCCOLL)
3679 sc->tulip_dot3stats.dot3StatsExcessiveCollisions++;
3680 if (d_status & TULIP_DSTS_TxLATECOLL)
3681 sc->tulip_dot3stats.dot3StatsLateCollisions++;
3682 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxCARRLOSS))
3683 sc->tulip_dot3stats.dot3StatsCarrierSenseErrors++;
3684 if (d_status & (TULIP_DSTS_TxUNDERFLOW|TULIP_DSTS_TxBABBLE))
3685 sc->tulip_dot3stats.dot3StatsInternalMacTransmitErrors++;
3686 if (d_status & TULIP_DSTS_TxUNDERFLOW)
3687 sc->tulip_dot3stats.dot3StatsInternalTransmitUnderflows++;
3688 if (d_status & TULIP_DSTS_TxBABBLE)
3689 sc->tulip_dot3stats.dot3StatsInternalTransmitBabbles++;
3691 u_int32_t collisions =
3692 (d_status & TULIP_DSTS_TxCOLLMASK)
3693 >> TULIP_DSTS_V_TxCOLLCNT;
3696 "tulip_tx_intr: output ok, collisions %d, status %08x",
3697 collisions, d_status);
3698 sc->tulip_ifp->if_collisions += collisions;
3699 if (collisions == 1)
3700 sc->tulip_dot3stats.dot3StatsSingleCollisionFrames++;
3701 else if (collisions > 1)
3702 sc->tulip_dot3stats.dot3StatsMultipleCollisionFrames++;
3703 else if (d_status & TULIP_DSTS_TxDEFERRED)
3704 sc->tulip_dot3stats.dot3StatsDeferredTransmissions++;
3706 * SQE is only valid for 10baseT/BNC/AUI when not
3707 * running in full-duplex. In order to speed up the
3708 * test, the corresponding bit in tulip_flags needs to
3709 * set as well to get us to count SQE Test Errors.
3711 if (d_status & TULIP_DSTS_TxNOHRTBT & sc->tulip_flags)
3712 sc->tulip_dot3stats.dot3StatsSQETestErrors++;
3718 if (++ri->ri_nextin == ri->ri_last)
3719 ri->ri_nextin = ri->ri_first;
3721 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0)
3722 sc->tulip_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
3725 * If nothing left to transmit, disable the timer.
3726 * Else if progress, reset the timer back to 2 ticks.
3728 if (ri->ri_free == ri->ri_max || (sc->tulip_flags & TULIP_TXPROBE_ACTIVE))
3729 sc->tulip_txtimer = 0;
3731 sc->tulip_txtimer = TULIP_TXTIMER;
3732 sc->tulip_ifp->if_opackets += xmits;
3733 TULIP_PERFEND(txintr);
3738 tulip_print_abnormal_interrupt(tulip_softc_t * const sc, u_int32_t csr)
3740 const char * const *msgp = tulip_status_bits;
3743 const char thrsh[] = "72|128\0\0\0" "96|256\0\0\0" "128|512\0\0" "160|1024";
3745 TULIP_LOCK_ASSERT(sc);
3746 csr &= (1 << (sizeof(tulip_status_bits)/sizeof(tulip_status_bits[0]))) - 1;
3747 device_printf(sc->tulip_dev, "abnormal interrupt:");
3748 for (sep = " ", mask = 1; mask <= csr; mask <<= 1, msgp++) {
3749 if ((csr & mask) && *msgp != NULL) {
3750 printf("%s%s", sep, *msgp);
3751 if (mask == TULIP_STS_TXUNDERFLOW && (sc->tulip_flags & TULIP_NEWTXTHRESH)) {
3752 sc->tulip_flags &= ~TULIP_NEWTXTHRESH;
3753 if (sc->tulip_cmdmode & TULIP_CMD_STOREFWD) {
3754 printf(" (switching to store-and-forward mode)");
3756 printf(" (raising TX threshold to %s)",
3757 &thrsh[9 * ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) >> 14)]);
3767 tulip_intr_handler(tulip_softc_t * const sc)
3769 TULIP_PERFSTART(intr)
3772 CTR0(KTR_TULIP, "tulip_intr_handler invoked");
3773 TULIP_LOCK_ASSERT(sc);
3774 while ((csr = TULIP_CSR_READ(sc, csr_status)) & sc->tulip_intrmask) {
3775 TULIP_CSR_WRITE(sc, csr_status, csr);
3777 if (csr & TULIP_STS_SYSERROR) {
3778 sc->tulip_last_system_error = (csr & TULIP_STS_ERRORMASK) >> TULIP_STS_ERR_SHIFT;
3779 if (sc->tulip_flags & TULIP_NOMESSAGES) {
3780 sc->tulip_flags |= TULIP_SYSTEMERROR;
3782 device_printf(sc->tulip_dev, "system error: %s\n",
3783 tulip_system_errors[sc->tulip_last_system_error]);
3785 sc->tulip_flags |= TULIP_NEEDRESET;
3786 sc->tulip_system_errors++;
3789 if (csr & (TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL) & sc->tulip_intrmask) {
3790 #if defined(TULIP_DEBUG)
3791 sc->tulip_dbg.dbg_link_intrs++;
3793 if (sc->tulip_boardsw->bd_media_poll != NULL) {
3794 (*sc->tulip_boardsw->bd_media_poll)(sc, csr & TULIP_STS_LINKFAIL
3795 ? TULIP_MEDIAPOLL_LINKFAIL
3796 : TULIP_MEDIAPOLL_LINKPASS);
3797 csr &= ~TULIP_STS_ABNRMLINTR;
3799 tulip_media_print(sc);
3801 if (csr & (TULIP_STS_RXINTR|TULIP_STS_RXNOBUF)) {
3802 u_int32_t misses = TULIP_CSR_READ(sc, csr_missed_frames);
3803 if (csr & TULIP_STS_RXNOBUF)
3804 sc->tulip_dot3stats.dot3StatsMissedFrames += misses & 0xFFFF;
3806 * Pass 2.[012] of the 21140A-A[CDE] may hang and/or corrupt data
3807 * on receive overflows.
3809 if ((misses & 0x0FFE0000) && (sc->tulip_features & TULIP_HAVE_RXBADOVRFLW)) {
3810 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++;
3812 * Stop the receiver process and spin until it's stopped.
3813 * Tell rx_intr to drop the packets it dequeues.
3815 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode & ~TULIP_CMD_RXRUN);
3816 while ((TULIP_CSR_READ(sc, csr_status) & TULIP_STS_RXSTOPPED) == 0)
3818 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED);
3819 sc->tulip_flags |= TULIP_RXIGNORE;
3822 if (sc->tulip_flags & TULIP_RXIGNORE) {
3824 * Restart the receiver.
3826 sc->tulip_flags &= ~TULIP_RXIGNORE;
3827 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3830 if (csr & TULIP_STS_ABNRMLINTR) {
3831 u_int32_t tmp = csr & sc->tulip_intrmask
3832 & ~(TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR);
3833 if (csr & TULIP_STS_TXUNDERFLOW) {
3834 if ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) != TULIP_CMD_THRSHLD160) {
3835 sc->tulip_cmdmode += TULIP_CMD_THRSHLD96;
3836 sc->tulip_flags |= TULIP_NEWTXTHRESH;
3837 } else if (sc->tulip_features & TULIP_HAVE_STOREFWD) {
3838 sc->tulip_cmdmode |= TULIP_CMD_STOREFWD;
3839 sc->tulip_flags |= TULIP_NEWTXTHRESH;
3842 if (sc->tulip_flags & TULIP_NOMESSAGES) {
3843 sc->tulip_statusbits |= tmp;
3845 tulip_print_abnormal_interrupt(sc, tmp);
3846 sc->tulip_flags |= TULIP_NOMESSAGES;
3848 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode);
3850 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_TXPROBE_ACTIVE|TULIP_DOINGSETUP|TULIP_PROMISC)) {
3852 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0)
3853 tulip_start_locked(sc);
3856 if (sc->tulip_flags & TULIP_NEEDRESET) {
3858 tulip_init_locked(sc);
3860 TULIP_PERFEND(intr);
3864 tulip_intr_shared(void *arg)
3866 tulip_softc_t * sc = arg;
3868 for (; sc != NULL; sc = sc->tulip_slaves) {
3870 #if defined(TULIP_DEBUG)
3871 sc->tulip_dbg.dbg_intrs++;
3873 tulip_intr_handler(sc);
3879 tulip_intr_normal(void *arg)
3881 tulip_softc_t * sc = (tulip_softc_t *) arg;
3884 #if defined(TULIP_DEBUG)
3885 sc->tulip_dbg.dbg_intrs++;
3887 tulip_intr_handler(sc);
3891 static struct mbuf *
3892 tulip_txput(tulip_softc_t * const sc, struct mbuf *m)
3894 TULIP_PERFSTART(txput)
3895 tulip_ringinfo_t * const ri = &sc->tulip_txinfo;
3896 tulip_descinfo_t *eop, *nextout;
3899 bus_dma_segment_t segs[TULIP_MAX_TXSEG];
3904 TULIP_LOCK_ASSERT(sc);
3905 #if defined(TULIP_DEBUG)
3906 if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) {
3907 device_printf(sc->tulip_dev, "txput%s: tx not running\n",
3908 (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) ? "(probe)" : "");
3909 sc->tulip_flags |= TULIP_WANTTXSTART;
3910 sc->tulip_dbg.dbg_txput_finishes[0]++;
3916 * Now we try to fill in our transmit descriptors. This is
3917 * a bit reminiscent of going on the Ark two by two
3918 * since each descriptor for the TULIP can describe
3919 * two buffers. So we advance through packet filling
3920 * each of the two entries at a time to to fill each
3921 * descriptor. Clear the first and last segment bits
3922 * in each descriptor (actually just clear everything
3923 * but the end-of-ring or chain bits) to make sure
3924 * we don't get messed up by previously sent packets.
3926 * We may fail to put the entire packet on the ring if
3927 * there is either not enough ring entries free or if the
3928 * packet has more than MAX_TXSEG segments. In the former
3929 * case we will just wait for the ring to empty. In the
3930 * latter case we have to recopy.
3932 #if defined(KTR) && KTR_TULIP
3935 while (m0->m_next != NULL) {
3940 CTR2(KTR_TULIP, "tulip_txput: sending packet %p (%d chunks)", m, segcnt);
3942 eop = nextout = ri->ri_nextout;
3947 * Reclaim some tx descriptors if we are out since we need at least one
3948 * free descriptor so that we have a dma_map to load the mbuf.
3951 #if defined(TULIP_DEBUG)
3952 sc->tulip_dbg.dbg_no_txmaps++;
3954 free += tulip_tx_intr(sc);
3957 sc->tulip_flags |= TULIP_WANTTXSTART;
3958 #if defined(TULIP_DEBUG)
3959 sc->tulip_dbg.dbg_txput_finishes[1]++;
3963 error = bus_dmamap_load_mbuf_sg(ri->ri_data_tag, *eop->di_map, m, segs,
3964 &nsegs, BUS_DMA_NOWAIT);
3966 if (error == EFBIG) {
3968 * The packet exceeds the number of transmit buffer
3969 * entries that we can use for one packet, so we have
3970 * to recopy it into one mbuf and then try again. If
3971 * we can't recopy it, try again later.
3973 m0 = m_defrag(m, M_NOWAIT);
3975 sc->tulip_flags |= TULIP_WANTTXSTART;
3976 #if defined(TULIP_DEBUG)
3977 sc->tulip_dbg.dbg_txput_finishes[2]++;
3982 error = bus_dmamap_load_mbuf_sg(ri->ri_data_tag, *eop->di_map, m,
3983 segs, &nsegs, BUS_DMA_NOWAIT);
3986 device_printf(sc->tulip_dev,
3987 "unable to load tx map, error = %d\n", error);
3988 #if defined(TULIP_DEBUG)
3989 sc->tulip_dbg.dbg_txput_finishes[3]++;
3994 CTR1(KTR_TULIP, "tulip_txput: nsegs %d", nsegs);
3997 * Each descriptor allows for up to 2 fragments since we don't use
3998 * the descriptor chaining mode in this driver.
4000 if ((free -= (nsegs + 1) / 2) <= 0
4002 * See if there's any unclaimed space in the transmit ring.
4004 && (free += tulip_tx_intr(sc)) <= 0) {
4006 * There's no more room but since nothing
4007 * has been committed at this point, just
4008 * show output is active, put back the
4011 sc->tulip_flags |= TULIP_WANTTXSTART;
4012 #if defined(TULIP_DEBUG)
4013 sc->tulip_dbg.dbg_txput_finishes[4]++;
4015 bus_dmamap_unload(ri->ri_data_tag, *eop->di_map);
4018 for (; nsegs - segcnt > 1; segcnt += 2) {
4020 eop->di_desc->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
4021 eop->di_desc->d_status = d_status;
4022 eop->di_desc->d_addr1 = segs[segcnt].ds_addr & 0xffffffff;
4023 eop->di_desc->d_length1 = segs[segcnt].ds_len;
4024 eop->di_desc->d_addr2 = segs[segcnt+1].ds_addr & 0xffffffff;
4025 eop->di_desc->d_length2 = segs[segcnt+1].ds_len;
4026 d_status = TULIP_DSTS_OWNER;
4027 if (++nextout == ri->ri_last)
4028 nextout = ri->ri_first;
4030 if (segcnt < nsegs) {
4032 eop->di_desc->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
4033 eop->di_desc->d_status = d_status;
4034 eop->di_desc->d_addr1 = segs[segcnt].ds_addr & 0xffffffff;
4035 eop->di_desc->d_length1 = segs[segcnt].ds_len;
4036 eop->di_desc->d_addr2 = 0;
4037 eop->di_desc->d_length2 = 0;
4038 if (++nextout == ri->ri_last)
4039 nextout = ri->ri_first;
4043 * tulip_tx_intr() harvests the mbuf from the last descriptor in the
4044 * frame. We just used the dmamap in the first descriptor for the
4045 * load operation however. Thus, to let the tulip_dequeue_mbuf() call
4046 * in tulip_tx_intr() unload the correct dmamap, we swap the dmamap
4047 * pointers in the two descriptors if this is a multiple-descriptor
4050 if (eop != ri->ri_nextout) {
4052 eop->di_map = ri->ri_nextout->di_map;
4053 ri->ri_nextout->di_map = map;
4057 * bounce a copy to the bpf listener, if any.
4059 if (!(sc->tulip_flags & TULIP_DEVICEPROBE))
4060 BPF_MTAP(sc->tulip_ifp, m);
4063 * The descriptors have been filled in. Now get ready
4066 CTR3(KTR_TULIP, "tulip_txput: enqueued mbuf %p to descriptors %td - %td",
4067 m, ri->ri_nextout - ri->ri_first, eop - ri->ri_first);
4068 KASSERT(eop->di_mbuf == NULL, ("clobbering earlier tx mbuf"));
4070 TULIP_TXMAP_PRESYNC(ri, ri->ri_nextout);
4074 * Make sure the next descriptor after this packet is owned
4075 * by us since it may have been set up above if we ran out
4076 * of room in the ring.
4078 nextout->di_desc->d_status = 0;
4079 TULIP_TXDESC_PRESYNC(ri);
4082 * Mark the last and first segments, indicate we want a transmit
4083 * complete interrupt, and tell it to transmit!
4085 eop->di_desc->d_flag |= TULIP_DFLAG_TxLASTSEG|TULIP_DFLAG_TxWANTINTR;
4088 * Note that ri->ri_nextout is still the start of the packet
4089 * and until we set the OWNER bit, we can still back out of
4090 * everything we have done.
4092 ri->ri_nextout->di_desc->d_flag |= TULIP_DFLAG_TxFIRSTSEG;
4093 TULIP_TXDESC_PRESYNC(ri);
4094 ri->ri_nextout->di_desc->d_status = TULIP_DSTS_OWNER;
4095 TULIP_TXDESC_PRESYNC(ri);
4098 * This advances the ring for us.
4100 ri->ri_nextout = nextout;
4103 TULIP_PERFEND(txput);
4105 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) {
4106 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
4107 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
4108 TULIP_PERFEND(txput);
4113 * switch back to the single queueing ifstart.
4115 sc->tulip_flags &= ~TULIP_WANTTXSTART;
4116 if (sc->tulip_txtimer == 0)
4117 sc->tulip_txtimer = TULIP_TXTIMER;
4118 #if defined(TULIP_DEBUG)
4119 sc->tulip_dbg.dbg_txput_finishes[5]++;
4123 * If we want a txstart, there must be not enough space in the
4124 * transmit ring. So we want to enable transmit done interrupts
4125 * so we can immediately reclaim some space. When the transmit
4126 * interrupt is posted, the interrupt handler will call tx_intr
4127 * to reclaim space and then txstart (since WANTTXSTART is set).
4128 * txstart will move the packet into the transmit ring and clear
4129 * WANTTXSTART thereby causing TXINTR to be cleared.
4132 #if defined(TULIP_DEBUG)
4133 sc->tulip_dbg.dbg_txput_finishes[6]++;
4135 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_DOINGSETUP)) {
4136 sc->tulip_ifp->if_drv_flags |= IFF_DRV_OACTIVE;
4137 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
4138 sc->tulip_intrmask |= TULIP_STS_TXINTR;
4139 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
4141 } else if ((sc->tulip_flags & TULIP_PROMISC) == 0) {
4142 if (sc->tulip_intrmask & TULIP_STS_TXINTR) {
4143 sc->tulip_intrmask &= ~TULIP_STS_TXINTR;
4144 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
4147 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
4148 TULIP_PERFEND(txput);
4153 tulip_txput_setup(tulip_softc_t * const sc)
4155 tulip_ringinfo_t * const ri = &sc->tulip_txinfo;
4156 tulip_desc_t *nextout;
4158 TULIP_LOCK_ASSERT(sc);
4161 * We will transmit, at most, one setup packet per call to ifstart.
4164 #if defined(TULIP_DEBUG)
4165 if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) {
4166 device_printf(sc->tulip_dev, "txput_setup: tx not running\n");
4167 sc->tulip_flags |= TULIP_WANTTXSTART;
4172 * Try to reclaim some free descriptors..
4174 if (ri->ri_free < 2)
4176 if ((sc->tulip_flags & TULIP_DOINGSETUP) || ri->ri_free == 1) {
4177 sc->tulip_flags |= TULIP_WANTTXSTART;
4180 bcopy(sc->tulip_setupdata, sc->tulip_setupbuf,
4181 sizeof(sc->tulip_setupdata));
4183 * Clear WANTSETUP and set DOINGSETUP. Since we know that WANTSETUP is
4184 * set and DOINGSETUP is clear doing an XOR of the two will DTRT.
4186 sc->tulip_flags ^= TULIP_WANTSETUP|TULIP_DOINGSETUP;
4188 nextout = ri->ri_nextout->di_desc;
4189 nextout->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN;
4190 nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG|TULIP_DFLAG_TxLASTSEG
4191 |TULIP_DFLAG_TxSETUPPKT|TULIP_DFLAG_TxWANTINTR;
4192 if (sc->tulip_flags & TULIP_WANTHASHPERFECT)
4193 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT;
4194 else if (sc->tulip_flags & TULIP_WANTHASHONLY)
4195 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT|TULIP_DFLAG_TxINVRSFILT;
4197 nextout->d_length2 = 0;
4198 nextout->d_addr2 = 0;
4199 nextout->d_length1 = sizeof(sc->tulip_setupdata);
4200 nextout->d_addr1 = sc->tulip_setup_dma_addr & 0xffffffff;
4201 bus_dmamap_sync(sc->tulip_setup_tag, sc->tulip_setup_map,
4202 BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
4203 TULIP_TXDESC_PRESYNC(ri);
4204 CTR1(KTR_TULIP, "tulip_txput_setup: using descriptor %td",
4205 ri->ri_nextout - ri->ri_first);
4208 * Advance the ring for the next transmit packet.
4210 if (++ri->ri_nextout == ri->ri_last)
4211 ri->ri_nextout = ri->ri_first;
4214 * Make sure the next descriptor is owned by us since it
4215 * may have been set up above if we ran out of room in the
4218 ri->ri_nextout->di_desc->d_status = 0;
4219 TULIP_TXDESC_PRESYNC(ri);
4220 nextout->d_status = TULIP_DSTS_OWNER;
4222 * Flush the ownwership of the current descriptor
4224 TULIP_TXDESC_PRESYNC(ri);
4225 TULIP_CSR_WRITE(sc, csr_txpoll, 1);
4226 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) {
4227 sc->tulip_intrmask |= TULIP_STS_TXINTR;
4228 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask);
4233 tulip_ifioctl(struct ifnet * ifp, u_long cmd, caddr_t data)
4235 TULIP_PERFSTART(ifioctl)
4236 tulip_softc_t * const sc = (tulip_softc_t *)ifp->if_softc;
4237 struct ifreq *ifr = (struct ifreq *) data;
4241 case SIOCSIFFLAGS: {
4243 tulip_init_locked(sc);
4249 case SIOCGIFMEDIA: {
4250 error = ifmedia_ioctl(ifp, ifr, &sc->tulip_ifmedia, cmd);
4255 case SIOCDELMULTI: {
4257 * Update multicast listeners
4260 tulip_init_locked(sc);
4267 case SIOCGADDRROM: {
4268 error = copyout(sc->tulip_rombuf, ifr->ifr_data, sizeof(sc->tulip_rombuf));
4274 ifr->ifr_metric = (int) sc->tulip_chipid;
4279 error = ether_ioctl(ifp, cmd, data);
4284 TULIP_PERFEND(ifioctl);
4289 tulip_start(struct ifnet * const ifp)
4291 TULIP_PERFSTART(ifstart)
4292 tulip_softc_t * const sc = (tulip_softc_t *)ifp->if_softc;
4295 tulip_start_locked(sc);
4298 TULIP_PERFEND(ifstart);
4302 tulip_start_locked(tulip_softc_t * const sc)
4306 TULIP_LOCK_ASSERT(sc);
4308 CTR0(KTR_TULIP, "tulip_start_locked invoked");
4309 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP)
4310 tulip_txput_setup(sc);
4312 CTR1(KTR_TULIP, "tulip_start_locked: %d tx packets pending",
4313 sc->tulip_ifp->if_snd.ifq_len);
4314 while (!IFQ_DRV_IS_EMPTY(&sc->tulip_ifp->if_snd)) {
4315 IFQ_DRV_DEQUEUE(&sc->tulip_ifp->if_snd, m);
4318 if ((m = tulip_txput(sc, m)) != NULL) {
4319 IFQ_DRV_PREPEND(&sc->tulip_ifp->if_snd, m);
4326 tulip_watchdog(void *arg)
4328 TULIP_PERFSTART(stat)
4329 tulip_softc_t *sc = arg;
4330 #if defined(TULIP_DEBUG)
4334 TULIP_LOCK_ASSERT(sc);
4335 callout_reset(&sc->tulip_stat_timer, hz, tulip_watchdog, sc);
4336 #if defined(TULIP_DEBUG)
4337 rxintrs = sc->tulip_dbg.dbg_rxintrs - sc->tulip_dbg.dbg_last_rxintrs;
4338 if (rxintrs > sc->tulip_dbg.dbg_high_rxintrs_hz)
4339 sc->tulip_dbg.dbg_high_rxintrs_hz = rxintrs;
4340 sc->tulip_dbg.dbg_last_rxintrs = sc->tulip_dbg.dbg_rxintrs;
4341 #endif /* TULIP_DEBUG */
4344 * These should be rare so do a bulk test up front so we can just skip
4347 if (sc->tulip_flags & (TULIP_SYSTEMERROR|TULIP_RXBUFSLOW|TULIP_NOMESSAGES)) {
4349 * If the number of receive buffer is low, try to refill
4351 if (sc->tulip_flags & TULIP_RXBUFSLOW)
4354 if (sc->tulip_flags & TULIP_SYSTEMERROR) {
4355 if_printf(sc->tulip_ifp, "%d system errors: last was %s\n",
4356 sc->tulip_system_errors,
4357 tulip_system_errors[sc->tulip_last_system_error]);
4359 if (sc->tulip_statusbits) {
4360 tulip_print_abnormal_interrupt(sc, sc->tulip_statusbits);
4361 sc->tulip_statusbits = 0;
4364 sc->tulip_flags &= ~(TULIP_NOMESSAGES|TULIP_SYSTEMERROR);
4367 if (sc->tulip_txtimer)
4369 if (sc->tulip_txtimer && --sc->tulip_txtimer == 0) {
4370 if_printf(sc->tulip_ifp, "transmission timeout\n");
4371 if (TULIP_DO_AUTOSENSE(sc)) {
4372 sc->tulip_media = TULIP_MEDIA_UNKNOWN;
4373 sc->tulip_probe_state = TULIP_PROBE_INACTIVE;
4374 sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP);
4377 tulip_init_locked(sc);
4380 TULIP_PERFEND(stat);
4381 TULIP_PERFMERGE(sc, perf_intr_cycles);
4382 TULIP_PERFMERGE(sc, perf_ifstart_cycles);
4383 TULIP_PERFMERGE(sc, perf_ifioctl_cycles);
4384 TULIP_PERFMERGE(sc, perf_stat_cycles);
4385 TULIP_PERFMERGE(sc, perf_timeout_cycles);
4386 TULIP_PERFMERGE(sc, perf_ifstart_one_cycles);
4387 TULIP_PERFMERGE(sc, perf_txput_cycles);
4388 TULIP_PERFMERGE(sc, perf_txintr_cycles);
4389 TULIP_PERFMERGE(sc, perf_rxintr_cycles);
4390 TULIP_PERFMERGE(sc, perf_rxget_cycles);
4391 TULIP_PERFMERGE(sc, perf_intr);
4392 TULIP_PERFMERGE(sc, perf_ifstart);
4393 TULIP_PERFMERGE(sc, perf_ifioctl);
4394 TULIP_PERFMERGE(sc, perf_stat);
4395 TULIP_PERFMERGE(sc, perf_timeout);
4396 TULIP_PERFMERGE(sc, perf_ifstart_one);
4397 TULIP_PERFMERGE(sc, perf_txput);
4398 TULIP_PERFMERGE(sc, perf_txintr);
4399 TULIP_PERFMERGE(sc, perf_rxintr);
4400 TULIP_PERFMERGE(sc, perf_rxget);
4404 tulip_attach(tulip_softc_t * const sc)
4408 ifp = sc->tulip_ifp = if_alloc(IFT_ETHER);
4410 /* XXX: driver name/unit should be set some other way */
4411 if_initname(ifp, "de", sc->tulip_unit);
4413 ifp->if_flags = IFF_BROADCAST|IFF_SIMPLEX|IFF_MULTICAST;
4414 ifp->if_ioctl = tulip_ifioctl;
4415 ifp->if_start = tulip_start;
4416 ifp->if_init = tulip_init;
4417 IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
4418 ifp->if_snd.ifq_drv_maxlen = ifqmaxlen;
4419 IFQ_SET_READY(&ifp->if_snd);
4421 device_printf(sc->tulip_dev, "%s%s pass %d.%d%s\n",
4423 tulip_chipdescs[sc->tulip_chipid],
4424 (sc->tulip_revinfo & 0xF0) >> 4,
4425 sc->tulip_revinfo & 0x0F,
4426 (sc->tulip_features & (TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM))
4427 == TULIP_HAVE_ISVSROM ? " (invalid EESPROM checksum)" : "");
4430 (*sc->tulip_boardsw->bd_media_probe)(sc);
4431 ifmedia_init(&sc->tulip_ifmedia, 0,
4432 tulip_ifmedia_change,
4433 tulip_ifmedia_status);
4434 tulip_ifmedia_add(sc);
4439 ether_ifattach(sc->tulip_ifp, sc->tulip_enaddr);
4442 sc->tulip_flags &= ~TULIP_DEVICEPROBE;
4446 /* Release memory for a single descriptor ring. */
4448 tulip_busdma_freering(tulip_ringinfo_t *ri)
4452 /* Release the DMA maps and tag for data buffers. */
4453 if (ri->ri_data_maps != NULL) {
4454 for (i = 0; i < ri->ri_max; i++) {
4455 if (ri->ri_data_maps[i] != NULL) {
4456 bus_dmamap_destroy(ri->ri_data_tag, ri->ri_data_maps[i]);
4457 ri->ri_data_maps[i] = NULL;
4460 free(ri->ri_data_maps, M_DEVBUF);
4461 ri->ri_data_maps = NULL;
4463 if (ri->ri_data_tag != NULL) {
4464 bus_dma_tag_destroy(ri->ri_data_tag);
4465 ri->ri_data_tag = NULL;
4468 /* Release the DMA memory and tag for the ring descriptors. */
4469 if (ri->ri_dma_addr != 0) {
4470 bus_dmamap_unload(ri->ri_ring_tag, ri->ri_ring_map);
4471 ri->ri_dma_addr = 0;
4473 if (ri->ri_descs != NULL) {
4474 bus_dmamem_free(ri->ri_ring_tag, ri->ri_descs, ri->ri_ring_map);
4475 ri->ri_ring_map = NULL;
4476 ri->ri_descs = NULL;
4478 if (ri->ri_ring_tag != NULL) {
4479 bus_dma_tag_destroy(ri->ri_ring_tag);
4480 ri->ri_ring_tag = NULL;
4484 /* Allocate memory for a single descriptor ring. */
4486 tulip_busdma_allocring(device_t dev, tulip_softc_t * const sc, size_t count,
4487 bus_size_t align, int nsegs, tulip_ringinfo_t *ri, const char *name)
4492 /* First, setup a tag. */
4494 size = count * sizeof(tulip_desc_t);
4495 error = bus_dma_tag_create(bus_get_dma_tag(dev),
4496 32, 0, BUS_SPACE_MAXADDR_32BIT,
4497 BUS_SPACE_MAXADDR, NULL, NULL, size, 1, size, 0, NULL, NULL,
4500 device_printf(dev, "failed to allocate %s descriptor ring dma tag\n",
4505 /* Next, allocate memory for the descriptors. */
4506 error = bus_dmamem_alloc(ri->ri_ring_tag, (void **)&ri->ri_descs,
4507 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &ri->ri_ring_map);
4509 device_printf(dev, "failed to allocate memory for %s descriptor ring\n",
4514 /* Map the descriptors. */
4515 error = bus_dmamap_load(ri->ri_ring_tag, ri->ri_ring_map, ri->ri_descs,
4516 size, tulip_dma_map_addr, &ri->ri_dma_addr, BUS_DMA_NOWAIT);
4518 device_printf(dev, "failed to get dma address for %s descriptor ring\n",
4523 /* Allocate a tag for the data buffers. */
4524 error = bus_dma_tag_create(bus_get_dma_tag(dev), align, 0,
4525 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
4526 MCLBYTES * nsegs, nsegs, MCLBYTES, 0, NULL, NULL, &ri->ri_data_tag);
4528 device_printf(dev, "failed to allocate %s buffer dma tag\n", name);
4532 /* Allocate maps for the data buffers. */
4533 ri->ri_data_maps = malloc(sizeof(bus_dmamap_t) * count, M_DEVBUF,
4535 for (i = 0; i < count; i++) {
4536 error = bus_dmamap_create(ri->ri_data_tag, 0, &ri->ri_data_maps[i]);
4538 device_printf(dev, "failed to create map for %s buffer %d\n",
4547 /* Release busdma maps, tags, and memory. */
4549 tulip_busdma_cleanup(tulip_softc_t * const sc)
4552 /* Release resources for the setup descriptor. */
4553 if (sc->tulip_setup_dma_addr != 0) {
4554 bus_dmamap_unload(sc->tulip_setup_tag, sc->tulip_setup_map);
4555 sc->tulip_setup_dma_addr = 0;
4557 if (sc->tulip_setupbuf != NULL) {
4558 bus_dmamem_free(sc->tulip_setup_tag, sc->tulip_setupbuf,
4559 sc->tulip_setup_map);
4560 bus_dmamap_destroy(sc->tulip_setup_tag, sc->tulip_setup_map);
4561 sc->tulip_setup_map = NULL;
4562 sc->tulip_setupbuf = NULL;
4564 if (sc->tulip_setup_tag != NULL) {
4565 bus_dma_tag_destroy(sc->tulip_setup_tag);
4566 sc->tulip_setup_tag = NULL;
4569 /* Release the transmit ring. */
4570 tulip_busdma_freering(&sc->tulip_txinfo);
4572 /* Release the receive ring. */
4573 tulip_busdma_freering(&sc->tulip_rxinfo);
4577 tulip_busdma_init(device_t dev, tulip_softc_t * const sc)
4582 * Allocate space and dmamap for transmit ring.
4584 error = tulip_busdma_allocring(dev, sc, TULIP_TXDESCS, 1, TULIP_MAX_TXSEG,
4585 &sc->tulip_txinfo, "transmit");
4590 * Allocate space and dmamap for receive ring. We tell bus_dma that
4591 * we can map MCLBYTES so that it will accept a full MCLBYTES cluster,
4592 * but we will only map the first TULIP_RX_BUFLEN bytes. This is not
4593 * a waste in practice though as an ethernet frame can easily fit
4594 * in TULIP_RX_BUFLEN bytes.
4596 error = tulip_busdma_allocring(dev, sc, TULIP_RXDESCS, 4, 1,
4597 &sc->tulip_rxinfo, "receive");
4602 * Allocate a DMA tag, memory, and map for setup descriptor
4604 error = bus_dma_tag_create(bus_get_dma_tag(dev), 32, 0,
4605 BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
4606 sizeof(sc->tulip_setupdata), 1, sizeof(sc->tulip_setupdata), 0,
4607 NULL, NULL, &sc->tulip_setup_tag);
4609 device_printf(dev, "failed to allocate setup descriptor dma tag\n");
4612 error = bus_dmamem_alloc(sc->tulip_setup_tag, (void **)&sc->tulip_setupbuf,
4613 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sc->tulip_setup_map);
4615 device_printf(dev, "failed to allocate memory for setup descriptor\n");
4618 error = bus_dmamap_load(sc->tulip_setup_tag, sc->tulip_setup_map,
4619 sc->tulip_setupbuf, sizeof(sc->tulip_setupdata),
4620 tulip_dma_map_addr, &sc->tulip_setup_dma_addr, BUS_DMA_NOWAIT);
4622 device_printf(dev, "failed to get dma address for setup descriptor\n");
4630 tulip_initcsrs(tulip_softc_t * const sc, tulip_csrptr_t csr_base,
4633 sc->tulip_csrs.csr_busmode = csr_base + 0 * csr_size;
4634 sc->tulip_csrs.csr_txpoll = csr_base + 1 * csr_size;
4635 sc->tulip_csrs.csr_rxpoll = csr_base + 2 * csr_size;
4636 sc->tulip_csrs.csr_rxlist = csr_base + 3 * csr_size;
4637 sc->tulip_csrs.csr_txlist = csr_base + 4 * csr_size;
4638 sc->tulip_csrs.csr_status = csr_base + 5 * csr_size;
4639 sc->tulip_csrs.csr_command = csr_base + 6 * csr_size;
4640 sc->tulip_csrs.csr_intr = csr_base + 7 * csr_size;
4641 sc->tulip_csrs.csr_missed_frames = csr_base + 8 * csr_size;
4642 sc->tulip_csrs.csr_9 = csr_base + 9 * csr_size;
4643 sc->tulip_csrs.csr_10 = csr_base + 10 * csr_size;
4644 sc->tulip_csrs.csr_11 = csr_base + 11 * csr_size;
4645 sc->tulip_csrs.csr_12 = csr_base + 12 * csr_size;
4646 sc->tulip_csrs.csr_13 = csr_base + 13 * csr_size;
4647 sc->tulip_csrs.csr_14 = csr_base + 14 * csr_size;
4648 sc->tulip_csrs.csr_15 = csr_base + 15 * csr_size;
4654 tulip_softc_t * const sc,
4655 tulip_ringinfo_t * const ri,
4660 ri->ri_descinfo = malloc(sizeof(tulip_descinfo_t) * ndescs, M_DEVBUF,
4662 for (i = 0; i < ndescs; i++) {
4663 ri->ri_descinfo[i].di_desc = &ri->ri_descs[i];
4664 ri->ri_descinfo[i].di_map = &ri->ri_data_maps[i];
4666 ri->ri_first = ri->ri_descinfo;
4667 ri->ri_max = ndescs;
4668 ri->ri_last = ri->ri_first + ri->ri_max;
4669 bzero(ri->ri_descs, sizeof(tulip_desc_t) * ri->ri_max);
4670 ri->ri_last[-1].di_desc->d_flag = TULIP_DFLAG_ENDRING;
4675 * This is the PCI configuration support.
4678 #define PCI_CBIO PCIR_BAR(0) /* Configuration Base IO Address */
4679 #define PCI_CBMA PCIR_BAR(1) /* Configuration Base Memory Address */
4680 #define PCI_CFDA 0x40 /* Configuration Driver Area */
4683 tulip_pci_probe(device_t dev)
4685 const char *name = NULL;
4687 if (pci_get_vendor(dev) != DEC_VENDORID)
4691 * Some LanMedia WAN cards use the Tulip chip, but they have
4692 * their own driver, and we should not recognize them
4694 if (pci_get_subvendor(dev) == 0x1376)
4697 switch (pci_get_device(dev)) {
4699 name = "Digital 21040 Ethernet";
4702 name = "Digital 21041 Ethernet";
4705 if (pci_get_revid(dev) >= 0x20)
4706 name = "Digital 21140A Fast Ethernet";
4708 name = "Digital 21140 Fast Ethernet";
4711 if (pci_get_revid(dev) >= 0x20)
4712 name = "Digital 21143 Fast Ethernet";
4714 name = "Digital 21142 Fast Ethernet";
4718 device_set_desc(dev, name);
4719 return BUS_PROBE_LOW_PRIORITY;
4725 tulip_shutdown(device_t dev)
4727 tulip_softc_t * const sc = device_get_softc(dev);
4728 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
4729 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at
4730 33MHz that comes to two microseconds but wait a
4731 bit longer anyways) */
4736 tulip_pci_attach(device_t dev)
4740 u_int32_t revinfo, cfdainfo;
4741 unsigned csroffset = TULIP_PCI_CSROFFSET;
4742 unsigned csrsize = TULIP_PCI_CSRSIZE;
4743 tulip_csrptr_t csr_base;
4744 tulip_chipid_t chipid = TULIP_CHIPID_UNKNOWN;
4745 struct resource *res;
4748 unit = device_get_unit(dev);
4750 if (unit >= TULIP_MAX_DEVICES) {
4751 device_printf(dev, "not configured; limit of %d reached or exceeded\n",
4756 revinfo = pci_get_revid(dev);
4757 cfdainfo = pci_read_config(dev, PCI_CFDA, 4);
4759 /* turn busmaster on in case BIOS doesn't set it */
4760 pci_enable_busmaster(dev);
4762 if (pci_get_vendor(dev) == DEC_VENDORID) {
4763 if (pci_get_device(dev) == CHIPID_21040)
4764 chipid = TULIP_21040;
4765 else if (pci_get_device(dev) == CHIPID_21041)
4766 chipid = TULIP_21041;
4767 else if (pci_get_device(dev) == CHIPID_21140)
4768 chipid = (revinfo >= 0x20) ? TULIP_21140A : TULIP_21140;
4769 else if (pci_get_device(dev) == CHIPID_21142)
4770 chipid = (revinfo >= 0x20) ? TULIP_21143 : TULIP_21142;
4772 if (chipid == TULIP_CHIPID_UNKNOWN)
4775 if (chipid == TULIP_21040 && revinfo < 0x20) {
4777 "not configured; 21040 pass 2.0 required (%d.%d found)\n",
4778 revinfo >> 4, revinfo & 0x0f);
4780 } else if (chipid == TULIP_21140 && revinfo < 0x11) {
4782 "not configured; 21140 pass 1.1 required (%d.%d found)\n",
4783 revinfo >> 4, revinfo & 0x0f);
4787 sc = device_get_softc(dev);
4788 sc->tulip_dev = dev;
4789 sc->tulip_pci_busno = pci_get_bus(dev);
4790 sc->tulip_pci_devno = pci_get_slot(dev);
4791 sc->tulip_chipid = chipid;
4792 sc->tulip_flags |= TULIP_DEVICEPROBE;
4793 if (chipid == TULIP_21140 || chipid == TULIP_21140A)
4794 sc->tulip_features |= TULIP_HAVE_GPR|TULIP_HAVE_STOREFWD;
4795 if (chipid == TULIP_21140A && revinfo <= 0x22)
4796 sc->tulip_features |= TULIP_HAVE_RXBADOVRFLW;
4797 if (chipid == TULIP_21140)
4798 sc->tulip_features |= TULIP_HAVE_BROKEN_HASH;
4799 if (chipid != TULIP_21040 && chipid != TULIP_21140)
4800 sc->tulip_features |= TULIP_HAVE_POWERMGMT;
4801 if (chipid == TULIP_21041 || chipid == TULIP_21142 || chipid == TULIP_21143) {
4802 sc->tulip_features |= TULIP_HAVE_DUALSENSE;
4803 if (chipid != TULIP_21041 || revinfo >= 0x20)
4804 sc->tulip_features |= TULIP_HAVE_SIANWAY;
4805 if (chipid != TULIP_21041)
4806 sc->tulip_features |= TULIP_HAVE_SIAGP|TULIP_HAVE_RXBADOVRFLW|TULIP_HAVE_STOREFWD;
4807 if (chipid != TULIP_21041 && revinfo >= 0x20)
4808 sc->tulip_features |= TULIP_HAVE_SIA100;
4811 if (sc->tulip_features & TULIP_HAVE_POWERMGMT
4812 && (cfdainfo & (TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE))) {
4813 cfdainfo &= ~(TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE);
4814 pci_write_config(dev, PCI_CFDA, cfdainfo, 4);
4818 sc->tulip_unit = unit;
4819 sc->tulip_revinfo = revinfo;
4820 #if defined(TULIP_IOMAPPED)
4822 res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
4825 res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
4829 sc->tulip_csrs_bst = rman_get_bustag(res);
4830 sc->tulip_csrs_bsh = rman_get_bushandle(res);
4833 mtx_init(TULIP_MUTEX(sc), MTX_NETWORK_LOCK, device_get_nameunit(dev),
4835 callout_init_mtx(&sc->tulip_callout, TULIP_MUTEX(sc), 0);
4836 callout_init_mtx(&sc->tulip_stat_timer, TULIP_MUTEX(sc), 0);
4839 tulip_initcsrs(sc, csr_base + csroffset, csrsize);
4841 if ((retval = tulip_busdma_init(dev, sc)) != 0) {
4842 device_printf(dev, "error initing bus_dma: %d\n", retval);
4843 tulip_busdma_cleanup(sc);
4844 mtx_destroy(TULIP_MUTEX(sc));
4848 retval = tulip_initring(dev, sc, &sc->tulip_rxinfo, TULIP_RXDESCS);
4850 retval = tulip_initring(dev, sc, &sc->tulip_txinfo, TULIP_TXDESCS);
4852 tulip_busdma_cleanup(sc);
4853 mtx_destroy(TULIP_MUTEX(sc));
4858 * Make sure there won't be any interrupts or such...
4860 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET);
4861 DELAY(100); /* Wait 10 microseconds (actually 50 PCI cycles but at
4862 33MHz that comes to two microseconds but wait a
4863 bit longer anyways) */
4866 retval = tulip_read_macaddr(sc);
4869 device_printf(dev, "can't read ENET ROM (why=%d) (", retval);
4870 for (idx = 0; idx < 32; idx++)
4871 printf("%02x", sc->tulip_rombuf[idx]);
4873 device_printf(dev, "%s%s pass %d.%d\n",
4874 sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid],
4875 (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F);
4876 device_printf(dev, "address unknown\n");
4878 void (*intr_rtn)(void *) = tulip_intr_normal;
4880 if (sc->tulip_features & TULIP_HAVE_SHAREDINTR)
4881 intr_rtn = tulip_intr_shared;
4885 /* Setup interrupt last. */
4886 if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) {
4890 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
4891 RF_SHAREABLE | RF_ACTIVE);
4892 if (res == 0 || bus_setup_intr(dev, res, INTR_TYPE_NET |
4893 INTR_MPSAFE, NULL, intr_rtn, sc, &ih)) {
4894 device_printf(dev, "couldn't map interrupt\n");
4895 tulip_busdma_cleanup(sc);
4896 ether_ifdetach(sc->tulip_ifp);
4897 if_free(sc->tulip_ifp);
4898 mtx_destroy(TULIP_MUTEX(sc));
4906 static device_method_t tulip_pci_methods[] = {
4907 /* Device interface */
4908 DEVMETHOD(device_probe, tulip_pci_probe),
4909 DEVMETHOD(device_attach, tulip_pci_attach),
4910 DEVMETHOD(device_shutdown, tulip_shutdown),
4914 static driver_t tulip_pci_driver = {
4917 sizeof(tulip_softc_t),
4920 static devclass_t tulip_devclass;
4922 DRIVER_MODULE(de, pci, tulip_pci_driver, tulip_devclass, 0, 0);
4925 void tulip_dumpring(int unit, int ring);
4926 void tulip_dumpdesc(int unit, int ring, int desc);
4927 void tulip_status(int unit);
4930 tulip_dumpring(int unit, int ring)
4933 tulip_ringinfo_t *ri;
4934 tulip_descinfo_t *di;
4936 if (unit < 0 || unit >= TULIP_MAX_DEVICES) {
4937 db_printf("invalid unit %d\n", unit);
4942 db_printf("unit %d not present\n", unit);
4948 db_printf("receive ring:\n");
4949 ri = &sc->tulip_rxinfo;
4952 db_printf("transmit ring:\n");
4953 ri = &sc->tulip_txinfo;
4956 db_printf("invalid ring %d\n", ring);
4960 db_printf(" nextin: %td, nextout: %td, max: %d, free: %d\n",
4961 ri->ri_nextin - ri->ri_first, ri->ri_nextout - ri->ri_first,
4962 ri->ri_max, ri->ri_free);
4963 for (di = ri->ri_first; di != ri->ri_last; di++) {
4964 if (di->di_mbuf != NULL)
4965 db_printf(" descriptor %td: mbuf %p\n", di - ri->ri_first,
4967 else if (di->di_desc->d_flag & TULIP_DFLAG_TxSETUPPKT)
4968 db_printf(" descriptor %td: setup packet\n", di - ri->ri_first);
4973 tulip_dumpdesc(int unit, int ring, int desc)
4976 tulip_ringinfo_t *ri;
4977 tulip_descinfo_t *di;
4980 if (unit < 0 || unit >= TULIP_MAX_DEVICES) {
4981 db_printf("invalid unit %d\n", unit);
4986 db_printf("unit %d not present\n", unit);
4993 ri = &sc->tulip_rxinfo;
4997 ri = &sc->tulip_txinfo;
5000 db_printf("invalid ring %d\n", ring);
5004 if (desc < 0 || desc >= ri->ri_max) {
5005 db_printf("invalid descriptor %d\n", desc);
5009 db_printf("%s descriptor %d:\n", s, desc);
5010 di = &ri->ri_first[desc];
5011 db_printf(" mbuf: %p\n", di->di_mbuf);
5012 db_printf(" status: %08x flag: %03x\n", di->di_desc->d_status,
5013 di->di_desc->d_flag);
5014 db_printf(" addr1: %08x len1: %03x\n", di->di_desc->d_addr1,
5015 di->di_desc->d_length1);
5016 db_printf(" addr2: %08x len2: %03x\n", di->di_desc->d_addr2,
5017 di->di_desc->d_length2);