2 * Copyright (c) 1994 Herb Peyerl <hpeyerl@novatel.ca>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Herb Peyerl.
16 * 4. The name of Herb Peyerl may not be used to endorse or promote products
17 * derived from this software without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
35 * Modified from the FreeBSD 1.1.5.1 version by:
37 * INRIA - Sophia Antipolis, France
38 * avega@sophia.inria.fr
42 * Promiscuous mode added and interrupt logic slightly changed
43 * to reduce the number of adapter failures. Transceiver select
44 * logic changed to use value from EEPROM. Autoconfiguration
48 * Chelindbank (Chelyabinsk, Russia)
49 * babkin@hq.icb.chel.su
53 * Pccard support for 3C589 by:
59 * MAINTAINER: Matthew N. Dodd <winter@jurai.net>
63 #include <sys/param.h>
64 #include <sys/systm.h>
65 #include <sys/kernel.h>
67 #include <sys/socket.h>
68 #include <sys/sockio.h>
71 #include <machine/bus.h>
72 #include <machine/resource.h>
76 #include <net/if_dl.h>
77 #include <net/if_media.h>
78 #include <net/if_types.h>
79 #include <net/ethernet.h>
82 #include <dev/ep/if_epreg.h>
83 #include <dev/ep/if_epvar.h>
85 /* Exported variables */
86 devclass_t ep_devclass;
88 static int ep_media2if_media[] =
89 {IFM_10_T, IFM_10_5, IFM_NONE, IFM_10_2, IFM_NONE};
92 static void epinit(void *);
93 static int epioctl(struct ifnet *, u_long, caddr_t);
94 static void epstart(struct ifnet *);
96 static void ep_intr_locked(struct ep_softc *);
97 static void epstart_locked(struct ifnet *);
98 static void epinit_locked(struct ep_softc *);
99 static void eptick(void *);
100 static void epwatchdog(struct ep_softc *);
102 /* if_media functions */
103 static int ep_ifmedia_upd(struct ifnet *);
104 static void ep_ifmedia_sts(struct ifnet *, struct ifmediareq *);
106 static void epstop(struct ep_softc *);
107 static void epread(struct ep_softc *);
108 static int eeprom_rdy(struct ep_softc *);
110 #define EP_FTST(sc, f) (sc->stat & (f))
111 #define EP_FSET(sc, f) (sc->stat |= (f))
112 #define EP_FRST(sc, f) (sc->stat &= ~(f))
115 eeprom_rdy(struct ep_softc *sc)
119 for (i = 0; is_eeprom_busy(sc) && i < MAX_EEPROMBUSY; i++)
122 if (i >= MAX_EEPROMBUSY) {
123 device_printf(sc->dev, "eeprom failed to come ready.\n");
131 * get_e: gets a 16 bits word from the EEPROM. we must have set the window
135 ep_get_e(struct ep_softc *sc, uint16_t offset, uint16_t *result)
141 CSR_WRITE_2(sc, EP_W0_EEPROM_COMMAND,
142 (EEPROM_CMD_RD << sc->epb.cmd_off) | offset);
147 (*result) = CSR_READ_2(sc, EP_W0_EEPROM_DATA);
153 ep_get_macaddr(struct ep_softc *sc, u_char *addr)
160 macaddr = (uint16_t *) addr;
163 for (i = EEPROM_NODE_ADDR_0; i <= EEPROM_NODE_ADDR_2; i++) {
164 error = ep_get_e(sc, i, &result);
167 macaddr[i] = htons(result);
173 ep_alloc(device_t dev)
175 struct ep_softc *sc = device_get_softc(dev);
181 sc->iobase = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,
184 device_printf(dev, "No I/O space?!\n");
189 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
191 device_printf(dev, "No irq?!\n");
196 sc->stat = 0; /* 16 bit access */
198 sc->bst = rman_get_bustag(sc->iobase);
199 sc->bsh = rman_get_bushandle(sc->iobase);
201 sc->ep_connectors = 0;
202 sc->ep_connector = 0;
206 error = ep_get_e(sc, EEPROM_PROD_ID, &result);
209 sc->epb.prod_id = result;
211 error = ep_get_e(sc, EEPROM_RESOURCE_CFG, &result);
214 sc->epb.res_cfg = result;
223 ep_get_media(struct ep_softc *sc)
228 config = CSR_READ_2(sc, EP_W0_CONFIG_CTRL);
230 sc->ep_connectors |= AUI;
232 sc->ep_connectors |= BNC;
234 sc->ep_connectors |= UTP;
236 if (!(sc->ep_connectors & 7))
238 device_printf(sc->dev, "no connectors!\n");
241 * This works for most of the cards so we'll do it here.
242 * The cards that require something different can override
245 sc->ep_connector = CSR_READ_2(sc, EP_W0_ADDRESS_CFG) >> ACF_CONNECTOR_BITS;
249 ep_free(device_t dev)
251 struct ep_softc *sc = device_get_softc(dev);
254 bus_teardown_intr(dev, sc->irq, sc->ep_intrhand);
256 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->iobase);
258 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq);
265 ep_setup_station(struct ep_softc *sc, u_char *enaddr)
270 * Setup the station address
273 for (i = 0; i < ETHER_ADDR_LEN; i++)
274 CSR_WRITE_1(sc, EP_W2_ADDR_0 + i, enaddr[i]);
278 ep_attach(struct ep_softc *sc)
280 struct ifnet *ifp = NULL;
281 struct ifmedia *ifm = NULL;
286 if (! (sc->stat & F_ENADDR_SKIP)) {
287 error = ep_get_macaddr(sc, sc->eaddr);
289 device_printf(sc->dev, "Unable to get MAC address!\n");
294 ep_setup_station(sc, sc->eaddr);
295 ifp = sc->ifp = if_alloc(IFT_ETHER);
297 device_printf(sc->dev, "if_alloc() failed\n");
303 if_initname(ifp, device_get_name(sc->dev), device_get_unit(sc->dev));
304 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
305 ifp->if_start = epstart;
306 ifp->if_ioctl = epioctl;
307 ifp->if_init = epinit;
308 IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
309 ifp->if_snd.ifq_drv_maxlen = ifqmaxlen;
310 IFQ_SET_READY(&ifp->if_snd);
312 callout_init_mtx(&sc->watchdog_timer, &sc->sc_mtx, 0);
313 if (!sc->epb.mii_trans) {
314 ifmedia_init(&sc->ifmedia, 0, ep_ifmedia_upd, ep_ifmedia_sts);
316 if (sc->ep_connectors & AUI)
317 ifmedia_add(&sc->ifmedia,
318 IFM_ETHER | IFM_10_5, 0, NULL);
319 if (sc->ep_connectors & UTP)
320 ifmedia_add(&sc->ifmedia,
321 IFM_ETHER | IFM_10_T, 0, NULL);
322 if (sc->ep_connectors & BNC)
323 ifmedia_add(&sc->ifmedia,
324 IFM_ETHER | IFM_10_2, 0, NULL);
325 if (!sc->ep_connectors)
326 ifmedia_add(&sc->ifmedia,
327 IFM_ETHER | IFM_NONE, 0, NULL);
329 ifmedia_set(&sc->ifmedia,
330 IFM_ETHER | ep_media2if_media[sc->ep_connector]);
333 ifm->ifm_media = ifm->ifm_cur->ifm_media;
336 ether_ifattach(ifp, sc->eaddr);
338 #ifdef EP_LOCAL_STATS
339 sc->rx_no_first = sc->rx_no_mbuf = sc->rx_bpf_disc =
340 sc->rx_overrunf = sc->rx_overrunl = sc->tx_underrun = 0;
342 EP_FSET(sc, F_RX_FIRST);
343 sc->top = sc->mcur = 0;
351 ep_detach(device_t dev)
356 sc = device_get_softc(dev);
358 EP_ASSERT_UNLOCKED(sc);
360 if (bus_child_present(dev))
363 ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
366 callout_drain(&sc->watchdog_timer);
378 struct ep_softc *sc = xsc;
385 * The order in here seems important. Otherwise we may not receive
389 epinit_locked(struct ep_softc *sc)
391 struct ifnet *ifp = sc->ifp;
397 EP_ASSERT_LOCKED(sc);
401 CSR_WRITE_2(sc, EP_COMMAND, STOP_TRANSCEIVER);
403 CSR_WRITE_2(sc, EP_W4_MEDIA_TYPE, DISABLE_UTP);
406 /* Disable the card */
407 CSR_WRITE_2(sc, EP_W0_CONFIG_CTRL, 0);
409 /* Enable the card */
410 CSR_WRITE_2(sc, EP_W0_CONFIG_CTRL, ENABLE_DRQ_IRQ);
413 /* Reload the ether_addr. */
414 ep_setup_station(sc, IF_LLADDR(sc->ifp));
416 CSR_WRITE_2(sc, EP_COMMAND, RX_RESET);
417 CSR_WRITE_2(sc, EP_COMMAND, TX_RESET);
420 /* Window 1 is operating window */
422 for (i = 0; i < 31; i++)
423 CSR_READ_1(sc, EP_W1_TX_STATUS);
425 /* get rid of stray intr's */
426 CSR_WRITE_2(sc, EP_COMMAND, ACK_INTR | 0xff);
428 CSR_WRITE_2(sc, EP_COMMAND, SET_RD_0_MASK | S_5_INTS);
429 CSR_WRITE_2(sc, EP_COMMAND, SET_INTR_MASK | S_5_INTS);
431 if (ifp->if_flags & IFF_PROMISC)
432 CSR_WRITE_2(sc, EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
433 FIL_MULTICAST | FIL_BRDCST | FIL_PROMISC);
435 CSR_WRITE_2(sc, EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
436 FIL_MULTICAST | FIL_BRDCST);
438 if (!sc->epb.mii_trans)
441 if (sc->stat & F_HAS_TX_PLL)
442 CSR_WRITE_2(sc, EP_COMMAND, TX_PLL_ENABLE);
443 CSR_WRITE_2(sc, EP_COMMAND, RX_ENABLE);
444 CSR_WRITE_2(sc, EP_COMMAND, TX_ENABLE);
446 ifp->if_drv_flags |= IFF_DRV_RUNNING;
447 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; /* just in case */
449 #ifdef EP_LOCAL_STATS
450 sc->rx_no_first = sc->rx_no_mbuf =
451 sc->rx_overrunf = sc->rx_overrunl = sc->tx_underrun = 0;
453 EP_FSET(sc, F_RX_FIRST);
456 sc->top = sc->mcur = 0;
458 CSR_WRITE_2(sc, EP_COMMAND, SET_RX_EARLY_THRESH | RX_INIT_EARLY_THRESH);
459 CSR_WRITE_2(sc, EP_COMMAND, SET_TX_START_THRESH | 16);
463 callout_reset(&sc->watchdog_timer, hz, eptick, sc);
467 epstart(struct ifnet *ifp)
477 epstart_locked(struct ifnet *ifp)
487 EP_ASSERT_LOCKED(sc);
489 if (ifp->if_drv_flags & IFF_DRV_OACTIVE)
493 /* Sneak a peek at the next packet */
494 IFQ_DRV_DEQUEUE(&ifp->if_snd, m0);
497 if (!started && (sc->stat & F_HAS_TX_PLL))
498 CSR_WRITE_2(sc, EP_COMMAND, TX_PLL_ENABLE);
500 for (len = 0, m = m0; m != NULL; m = m->m_next)
506 * The 3c509 automatically pads short packets to minimum
507 * ethernet length, but we drop packets that are too large.
508 * Perhaps we should truncate them instead?
510 if (len + pad > ETHER_MAX_LEN) {
511 /* packet is obviously too large: toss it */
516 if (CSR_READ_2(sc, EP_W1_FREE_TX) < len + pad + 4) {
517 /* no room in FIFO */
518 CSR_WRITE_2(sc, EP_COMMAND, SET_TX_AVAIL_THRESH | (len + pad + 4));
520 if (CSR_READ_2(sc, EP_W1_FREE_TX) < len + pad + 4) {
521 ifp->if_drv_flags |= IFF_DRV_OACTIVE;
522 IFQ_DRV_PREPEND(&ifp->if_snd, m0);
526 CSR_WRITE_2(sc, EP_COMMAND,
527 SET_TX_AVAIL_THRESH | EP_THRESH_DISABLE);
529 /* XXX 4.x and earlier would splhigh here */
531 CSR_WRITE_2(sc, EP_W1_TX_PIO_WR_1, len);
532 /* Second dword meaningless */
533 CSR_WRITE_2(sc, EP_W1_TX_PIO_WR_1, 0x0);
535 if (EP_FTST(sc, F_ACCESS_32_BITS)) {
536 for (m = m0; m != NULL; m = m->m_next) {
538 CSR_WRITE_MULTI_4(sc, EP_W1_TX_PIO_WR_1,
539 mtod(m, uint32_t *), m->m_len / 4);
541 CSR_WRITE_MULTI_1(sc, EP_W1_TX_PIO_WR_1,
542 mtod(m, uint8_t *)+(m->m_len & (~3)),
546 for (m = m0; m != NULL; m = m->m_next) {
548 CSR_WRITE_MULTI_2(sc, EP_W1_TX_PIO_WR_1,
549 mtod(m, uint16_t *), m->m_len / 2);
551 CSR_WRITE_1(sc, EP_W1_TX_PIO_WR_1,
552 *(mtod(m, uint8_t *)+m->m_len - 1));
557 CSR_WRITE_1(sc, EP_W1_TX_PIO_WR_1, 0); /* Padding */
559 /* XXX and drop splhigh here */
568 * Is another packet coming in? We don't want to overflow
572 if (CSR_READ_2(sc, EP_W1_RX_STATUS) & RX_BYTES_MASK) {
574 * we check if we have packets left, in that case
575 * we prepare to come back later
577 if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd))
578 CSR_WRITE_2(sc, EP_COMMAND, SET_TX_AVAIL_THRESH | 8);
591 sc = (struct ep_softc *) arg;
598 ep_intr_locked(struct ep_softc *sc)
603 /* XXX 4.x splbio'd here to reduce interruptability */
606 * quick fix: Try to detect an interrupt when the card goes away.
608 if (sc->gone || CSR_READ_2(sc, EP_STATUS) == 0xffff)
612 CSR_WRITE_2(sc, EP_COMMAND, SET_INTR_MASK); /* disable all Ints */
616 while ((status = CSR_READ_2(sc, EP_STATUS)) & S_5_INTS) {
618 /* first acknowledge all interrupt sources */
619 CSR_WRITE_2(sc, EP_COMMAND, ACK_INTR | (status & S_MASK));
621 if (status & (S_RX_COMPLETE | S_RX_EARLY))
623 if (status & S_TX_AVAIL) {
626 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
628 CSR_READ_2(sc, EP_W1_FREE_TX);
631 if (status & S_CARD_FAILURE) {
633 #ifdef EP_LOCAL_STATS
634 device_printf(sc->dev, "\n\tStatus: %x\n", status);
636 printf("\tFIFO Diagnostic: %x\n",
637 CSR_READ_2(sc, EP_W4_FIFO_DIAG));
638 printf("\tStat: %x\n", sc->stat);
639 printf("\tIpackets=%d, Opackets=%d\n",
640 ifp->if_ipackets, ifp->if_opackets);
641 printf("\tNOF=%d, NOMB=%d, RXOF=%d, RXOL=%d, TXU=%d\n",
642 sc->rx_no_first, sc->rx_no_mbuf, sc->rx_overrunf,
643 sc->rx_overrunl, sc->tx_underrun);
647 device_printf(sc->dev,
648 "Status: %x (input buffer overflow)\n", status);
657 if (status & S_TX_COMPLETE) {
660 * We need ACK. We do it at the end.
662 * We need to read TX_STATUS until we get a
663 * 0 status in order to turn off the interrupt flag.
665 while ((status = CSR_READ_1(sc, EP_W1_TX_STATUS)) &
667 if (status & TXS_SUCCES_INTR_REQ)
670 (TXS_UNDERRUN | TXS_JABBER |
671 TXS_MAX_COLLISION)) {
672 CSR_WRITE_2(sc, EP_COMMAND, TX_RESET);
673 if (status & TXS_UNDERRUN) {
674 #ifdef EP_LOCAL_STATS
678 if (status & TXS_MAX_COLLISION) {
680 * TXS_MAX_COLLISION we
683 ++ifp->if_collisions;
686 CSR_WRITE_2(sc, EP_COMMAND, TX_ENABLE);
688 * To have a tx_avail_int but giving
689 * the chance to the Reception
691 if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd))
692 CSR_WRITE_2(sc, EP_COMMAND,
693 SET_TX_AVAIL_THRESH | 8);
695 /* pops up the next status */
696 CSR_WRITE_1(sc, EP_W1_TX_STATUS, 0x0);
698 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
700 CSR_READ_2(sc, EP_W1_FREE_TX);
702 } /* end TX_COMPLETE */
705 CSR_WRITE_2(sc, EP_COMMAND, C_INTR_LATCH); /* ACK int Latch */
707 if ((status = CSR_READ_2(sc, EP_STATUS)) & S_5_INTS)
711 CSR_WRITE_2(sc, EP_COMMAND, SET_INTR_MASK | S_5_INTS);
715 epread(struct ep_softc *sc)
717 struct mbuf *top, *mcur, *m;
720 short rx_fifo2, status;
723 /* XXX Must be called with sc locked */
726 status = CSR_READ_2(sc, EP_W1_RX_STATUS);
730 if (status & ERR_RX) {
732 if (status & ERR_RX_OVERRUN) {
734 * We can think the rx latency is actually
735 * greather than we expect
737 #ifdef EP_LOCAL_STATS
738 if (EP_FTST(sc, F_RX_FIRST))
746 rx_fifo = rx_fifo2 = status & RX_BYTES_MASK;
748 if (EP_FTST(sc, F_RX_FIRST)) {
749 MGETHDR(m, M_NOWAIT, MT_DATA);
752 if (rx_fifo >= MINCLSIZE)
754 sc->top = sc->mcur = top = m;
755 #define EROUND ((sizeof(struct ether_header) + 3) & ~3)
756 #define EOFF (EROUND - sizeof(struct ether_header))
759 /* Read what should be the header. */
760 CSR_READ_MULTI_2(sc, EP_W1_RX_PIO_RD_1,
761 mtod(top, uint16_t *), sizeof(struct ether_header) / 2);
762 top->m_len = sizeof(struct ether_header);
763 rx_fifo -= sizeof(struct ether_header);
764 sc->cur_len = rx_fifo2;
766 /* come here if we didn't have a complete packet last time */
769 sc->cur_len += rx_fifo2;
772 /* Reads what is left in the RX FIFO */
773 while (rx_fifo > 0) {
774 lenthisone = min(rx_fifo, M_TRAILINGSPACE(m));
775 if (lenthisone == 0) { /* no room in this one */
777 MGET(m, M_NOWAIT, MT_DATA);
780 if (rx_fifo >= MINCLSIZE)
784 lenthisone = min(rx_fifo, M_TRAILINGSPACE(m));
786 if (EP_FTST(sc, F_ACCESS_32_BITS)) {
787 /* default for EISA configured cards */
788 CSR_READ_MULTI_4(sc, EP_W1_RX_PIO_RD_1,
789 (uint32_t *)(mtod(m, caddr_t)+m->m_len),
791 m->m_len += (lenthisone & ~3);
793 CSR_READ_MULTI_1(sc, EP_W1_RX_PIO_RD_1,
794 mtod(m, caddr_t)+m->m_len, lenthisone & 3);
795 m->m_len += (lenthisone & 3);
797 CSR_READ_MULTI_2(sc, EP_W1_RX_PIO_RD_1,
798 (uint16_t *)(mtod(m, caddr_t)+m->m_len),
800 m->m_len += lenthisone;
802 *(mtod(m, caddr_t)+m->m_len - 1) =
803 CSR_READ_1(sc, EP_W1_RX_PIO_RD_1);
805 rx_fifo -= lenthisone;
808 if (status & ERR_RX_INCOMPLETE) {
809 /* we haven't received the complete packet */
811 #ifdef EP_LOCAL_STATS
812 /* to know how often we come here */
815 EP_FRST(sc, F_RX_FIRST);
816 status = CSR_READ_2(sc, EP_W1_RX_STATUS);
817 if (!(status & ERR_RX_INCOMPLETE)) {
819 * We see if by now, the packet has completly
824 CSR_WRITE_2(sc, EP_COMMAND,
825 SET_RX_EARLY_THRESH | RX_NEXT_EARLY_THRESH);
828 CSR_WRITE_2(sc, EP_COMMAND, RX_DISCARD_TOP_PACK);
830 EP_FSET(sc, F_RX_FIRST);
831 top->m_pkthdr.rcvif = sc->ifp;
832 top->m_pkthdr.len = sc->cur_len;
835 * Drop locks before calling if_input() since it may re-enter
836 * ep_start() in the netisr case. This would result in a
837 * lock reversal. Better performance might be obtained by
838 * chaining all packets received, dropping the lock, and then
839 * calling if_input() on each one.
842 (*ifp->if_input) (ifp, top);
846 CSR_WRITE_2(sc, EP_COMMAND, SET_RX_EARLY_THRESH | RX_INIT_EARLY_THRESH);
850 CSR_WRITE_2(sc, EP_COMMAND, RX_DISCARD_TOP_PACK);
854 #ifdef EP_LOCAL_STATS
858 EP_FSET(sc, F_RX_FIRST);
860 CSR_WRITE_2(sc, EP_COMMAND, SET_RX_EARLY_THRESH | RX_INIT_EARLY_THRESH);
864 ep_ifmedia_upd(struct ifnet *ifp)
866 struct ep_softc *sc = ifp->if_softc;
870 CSR_WRITE_2(sc, EP_COMMAND, STOP_TRANSCEIVER);
872 CSR_WRITE_2(sc, EP_W4_MEDIA_TYPE, DISABLE_UTP);
875 switch (IFM_SUBTYPE(sc->ifmedia.ifm_media)) {
877 if (sc->ep_connectors & UTP) {
878 i = ACF_CONNECTOR_UTP;
880 CSR_WRITE_2(sc, EP_W4_MEDIA_TYPE, ENABLE_UTP);
884 if (sc->ep_connectors & BNC) {
885 i = ACF_CONNECTOR_BNC;
886 CSR_WRITE_2(sc, EP_COMMAND, START_TRANSCEIVER);
887 DELAY(DELAY_MULTIPLE * 1000);
891 if (sc->ep_connectors & AUI)
892 i = ACF_CONNECTOR_AUI;
895 i = sc->ep_connector;
896 device_printf(sc->dev,
897 "strange connector type in EEPROM: assuming AUI\n");
901 j = CSR_READ_2(sc, EP_W0_ADDRESS_CFG) & 0x3fff;
902 CSR_WRITE_2(sc, EP_W0_ADDRESS_CFG, j | (i << ACF_CONNECTOR_BITS));
908 ep_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
910 struct ep_softc *sc = ifp->if_softc;
913 switch (IFM_SUBTYPE(sc->ifmedia.ifm_media)) {
916 ms = CSR_READ_2(sc, EP_W4_MEDIA_TYPE);
918 ifmr->ifm_status = IFM_AVALID;
920 ifmr->ifm_status |= IFM_ACTIVE;
921 ifmr->ifm_active = IFM_ETHER | IFM_10_T;
923 ifmr->ifm_active = IFM_ETHER | IFM_NONE;
927 ifmr->ifm_active = sc->ifmedia.ifm_media;
933 epioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
935 struct ep_softc *sc = ifp->if_softc;
936 struct ifreq *ifr = (struct ifreq *) data;
942 if (((ifp->if_flags & IFF_UP) == 0) &&
943 (ifp->if_drv_flags & IFF_DRV_RUNNING)) {
946 /* reinitialize card on any parameter change */
953 * The Etherlink III has no programmable multicast
954 * filter. We always initialize the card to be
955 * promiscuous to multicast, since we're always a
956 * member of the ALL-SYSTEMS group, so there's no
957 * need to process SIOC*MULTI requests.
963 if (!sc->epb.mii_trans)
964 error = ifmedia_ioctl(ifp, ifr, &sc->ifmedia, cmd);
969 error = ether_ioctl(ifp, cmd, data);
981 if (sc->tx_timer != 0 && --sc->tx_timer == 0)
983 callout_reset(&sc->watchdog_timer, hz, eptick, sc);
987 epwatchdog(struct ep_softc *sc)
994 ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
1000 epstop(struct ep_softc *sc)
1002 CSR_WRITE_2(sc, EP_COMMAND, RX_DISABLE);
1003 CSR_WRITE_2(sc, EP_COMMAND, RX_DISCARD_TOP_PACK);
1006 CSR_WRITE_2(sc, EP_COMMAND, TX_DISABLE);
1007 CSR_WRITE_2(sc, EP_COMMAND, STOP_TRANSCEIVER);
1010 CSR_WRITE_2(sc, EP_COMMAND, RX_RESET);
1012 CSR_WRITE_2(sc, EP_COMMAND, TX_RESET);
1015 CSR_WRITE_2(sc, EP_COMMAND, C_INTR_LATCH);
1016 CSR_WRITE_2(sc, EP_COMMAND, SET_RD_0_MASK);
1017 CSR_WRITE_2(sc, EP_COMMAND, SET_INTR_MASK);
1018 CSR_WRITE_2(sc, EP_COMMAND, SET_RX_FILTER);
1020 sc->ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
1021 callout_stop(&sc->watchdog_timer);