b170caf730
the 3Com 3c905-TX and 3c905-T4. Fix handling of the MII on the 3c595-MII and 3c597-MII (can't talk to the PHYs on these cards; just use "manual" for the external MII port). Fixes kern/4782 (Chris Demetriou).
316 lines
7.8 KiB
C
316 lines
7.8 KiB
C
/* $NetBSD: if_ep_pcmcia.c,v 1.13 1998/08/12 18:51:55 thorpej Exp $ */
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/*
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* Copyright (c) 1997 Marc Horowitz. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Marc Horowitz.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_inet.h"
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#include "opt_ns.h"
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#include "bpfilter.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/mbuf.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <sys/errno.h>
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#include <sys/syslog.h>
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#include <sys/select.h>
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#include <sys/device.h>
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#include <net/if.h>
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#include <net/if_dl.h>
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#include <net/if_ether.h>
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#include <net/if_media.h>
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/in_var.h>
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#include <netinet/ip.h>
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#include <netinet/if_inarp.h>
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#endif
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#ifdef NS
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#include <netns/ns.h>
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#include <netns/ns_if.h>
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#endif
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#if NBPFILTER > 0
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#include <net/bpf.h>
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#include <net/bpfdesc.h>
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#endif
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#include <machine/cpu.h>
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#include <machine/bus.h>
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#include <machine/intr.h>
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#include <dev/mii/miivar.h>
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#include <dev/ic/elink3var.h>
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#include <dev/ic/elink3reg.h>
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#include <dev/pcmcia/pcmciareg.h>
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#include <dev/pcmcia/pcmciavar.h>
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#include <dev/pcmcia/pcmciadevs.h>
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int ep_pcmcia_match __P((struct device *, struct cfdata *, void *));
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void ep_pcmcia_attach __P((struct device *, struct device *, void *));
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int ep_pcmcia_get_enaddr __P((struct pcmcia_tuple *, void *));
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int ep_pcmcia_enable __P((struct ep_softc *));
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void ep_pcmcia_disable __P((struct ep_softc *));
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int ep_pcmcia_enable1 __P((struct ep_softc *));
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void ep_pcmcia_disable1 __P((struct ep_softc *));
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struct ep_pcmcia_softc {
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struct ep_softc sc_ep; /* real "ep" softc */
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/* PCMCIA-specific goo */
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struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
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int sc_io_window; /* our i/o window */
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struct pcmcia_function *sc_pf; /* our PCMCIA function */
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};
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struct cfattach ep_pcmcia_ca = {
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sizeof(struct ep_pcmcia_softc), ep_pcmcia_match, ep_pcmcia_attach
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};
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int
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ep_pcmcia_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct pcmcia_attach_args *pa = aux;
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if (pa->manufacturer == PCMCIA_VENDOR_3COM) {
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switch (pa->product) {
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case PCMCIA_PRODUCT_3COM_3C562:
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case PCMCIA_PRODUCT_3COM_3C589:
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if (pa->pf->number == 0)
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return (1);
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}
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}
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return (0);
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}
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int
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ep_pcmcia_enable(sc)
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struct ep_softc *sc;
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{
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struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc;
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struct pcmcia_function *pf = psc->sc_pf;
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/* establish the interrupt. */
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sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, epintr, sc);
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if (sc->sc_ih == NULL) {
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printf("%s: couldn't establish interrupt\n",
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sc->sc_dev.dv_xname);
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return (1);
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}
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return (ep_pcmcia_enable1(sc));
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}
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int
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ep_pcmcia_enable1(sc)
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struct ep_softc *sc;
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{
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struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc;
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struct pcmcia_function *pf = psc->sc_pf;
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int ret;
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if ((ret = pcmcia_function_enable(pf)))
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return (ret);
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if (psc->sc_pf->sc->card.product == PCMCIA_PRODUCT_3COM_3C562) {
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int reg;
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/* turn off the serial-disable bit */
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reg = pcmcia_ccr_read(pf, PCMCIA_CCR_OPTION);
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if (reg & 0x08) {
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reg &= ~0x08;
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pcmcia_ccr_write(pf, PCMCIA_CCR_OPTION, reg);
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}
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}
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return (ret);
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}
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void
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ep_pcmcia_disable(sc)
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struct ep_softc *sc;
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{
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struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc;
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ep_pcmcia_disable1(sc);
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pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
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}
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void
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ep_pcmcia_disable1(sc)
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struct ep_softc *sc;
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{
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struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *) sc;
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pcmcia_function_disable(psc->sc_pf);
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}
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void
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ep_pcmcia_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct ep_pcmcia_softc *psc = (void *) self;
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struct ep_softc *sc = &psc->sc_ep;
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struct pcmcia_attach_args *pa = aux;
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struct pcmcia_config_entry *cfe;
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int i;
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u_int8_t myla[ETHER_ADDR_LEN];
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u_int8_t *enaddr;
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char *model;
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psc->sc_pf = pa->pf;
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cfe = pa->pf->cfe_head.sqh_first;
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/* Enable the card. */
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pcmcia_function_init(pa->pf, cfe);
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if (ep_pcmcia_enable1(sc))
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printf(": function enable failed\n");
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sc->enabled = 1;
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if (cfe->num_memspace != 0)
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printf(": unexpected number of memory spaces %d should be 0\n",
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cfe->num_memspace);
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if (cfe->num_iospace != 1)
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printf(": unexpected number of I/O spaces %d should be 1\n",
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cfe->num_iospace);
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if (pa->product == PCMCIA_PRODUCT_3COM_3C562) {
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bus_addr_t maxaddr = (pa->pf->sc->iobase + pa->pf->sc->iosize);
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for (i = pa->pf->sc->iobase; i < maxaddr; i += 0x10) {
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/*
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* the 3c562 can only use 0x??00-0x??7f
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* according to the Linux driver
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*/
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if (i & 0x80)
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continue;
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if (pcmcia_io_alloc(pa->pf, i, cfe->iospace[0].length,
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0, &psc->sc_pcioh) == 0)
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break;
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}
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if (i >= maxaddr) {
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printf(": can't allocate i/o space\n");
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return;
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}
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} else {
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if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length,
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cfe->iospace[0].length, &psc->sc_pcioh))
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printf(": can't allocate i/o space\n");
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}
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sc->sc_iot = psc->sc_pcioh.iot;
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sc->sc_ioh = psc->sc_pcioh.ioh;
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if (pcmcia_io_map(pa->pf, ((cfe->flags & PCMCIA_CFE_IO16) ?
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PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8), 0, cfe->iospace[0].length,
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&psc->sc_pcioh, &psc->sc_io_window)) {
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printf(": can't map i/o space\n");
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return;
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}
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if (pa->product == PCMCIA_PRODUCT_3COM_3C562) {
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/*
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* 3c562a-c use this; 3c562d does it in the regular way.
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* we might want to check the revision and produce a warning
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* in the future.
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*/
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if (pcmcia_scan_cis(parent, ep_pcmcia_get_enaddr, myla) != 1)
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enaddr = NULL;
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else
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enaddr = myla;
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} else {
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enaddr = NULL;
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}
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sc->bustype = EP_BUS_PCMCIA;
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switch (pa->product) {
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case PCMCIA_PRODUCT_3COM_3C589:
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model = PCMCIA_STR_3COM_3C589;
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break;
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case PCMCIA_PRODUCT_3COM_3C562:
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model = PCMCIA_STR_3COM_3C562;
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break;
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default:
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model = "3Com Ethernet, model unknown";
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break;
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}
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printf(": %s\n", model);
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sc->enable = ep_pcmcia_enable;
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sc->disable = ep_pcmcia_disable;
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epconfig(sc, EP_CHIPSET_3C509, enaddr);
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sc->enabled = 0;
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ep_pcmcia_disable1(sc);
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}
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int
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ep_pcmcia_get_enaddr(tuple, arg)
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struct pcmcia_tuple *tuple;
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void *arg;
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{
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u_int8_t *myla = arg;
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int i;
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/* this is 3c562a-c magic */
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if (tuple->code == 0x88) {
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if (tuple->length < ETHER_ADDR_LEN)
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return (0);
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for (i = 0; i < ETHER_ADDR_LEN; i += 2) {
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myla[i] = pcmcia_tuple_read_1(tuple, i + 1);
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myla[i + 1] = pcmcia_tuple_read_1(tuple, i);
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}
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return (1);
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}
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return (0);
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}
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