160 lines
4.6 KiB
C
160 lines
4.6 KiB
C
/* $NetBSD: if_le.c,v 1.9 1996/05/08 05:55:04 thorpej Exp $ */
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/*-
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* Copyright (c) 1995 Charles M. Hannum. All rights reserved.
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Ralph Campbell and Rick Macklem.
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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 the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)if_le.c 8.2 (Berkeley) 11/16/93
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*/
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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/syslog.h>
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#include <sys/socket.h>
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#include <sys/device.h>
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#include <net/if.h>
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/if_ether.h>
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#endif
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#include <vm/vm.h>
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#include <machine/cpu.h>
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#include <machine/pmap.h>
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#include <mvme68k/dev/pccreg.h>
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#include <mvme68k/dev/pccvar.h>
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#include <dev/ic/am7990reg.h>
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#include <dev/ic/am7990var.h>
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#include <mvme68k/dev/if_lereg.h>
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#include <mvme68k/dev/if_levar.h>
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int le_pcc_match __P((struct device *, void *, void *));
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void le_pcc_attach __P((struct device *, struct device *, void *));
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struct cfattach le_pcc_ca = {
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sizeof(struct le_softc), le_pcc_match, le_pcc_attach
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};
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hide void le_pcc_wrcsr __P((struct am7990_softc *, u_int16_t, u_int16_t));
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hide u_int16_t le_pcc_rdcsr __P((struct am7990_softc *, u_int16_t));
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void *ledatabuf; /* XXXCDC hack from pmap bootstrap */
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hide void
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le_pcc_wrcsr(sc, port, val)
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struct am7990_softc *sc;
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u_int16_t port, val;
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{
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register struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
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ler1->ler1_rap = port;
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ler1->ler1_rdp = val;
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}
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hide u_int16_t
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le_pcc_rdcsr(sc, port)
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struct am7990_softc *sc;
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u_int16_t port;
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{
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register struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
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u_int16_t val;
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ler1->ler1_rap = port;
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val = ler1->ler1_rdp;
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return (val);
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}
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int
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le_pcc_match(parent, match, aux)
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struct device *parent;
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void *match, *aux;
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{
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struct cfdata *cf = match;
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struct pcc_attach_args *pa = aux;
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if (strcmp(pa->pa_name, le_cd.cd_name))
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return (0);
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pa->pa_ipl = cf->pcccf_ipl;
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return (1);
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}
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void
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le_pcc_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 le_softc *lesc = (void *)self;
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struct am7990_softc *sc = &lesc->sc_am7990;
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struct pcc_attach_args *pa = aux;
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/* XXX the following declarations should be elsewhere */
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extern void myetheraddr __P((u_char *));
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/* Map control registers. */
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lesc->sc_r1 = (struct lereg1 *)PCC_VADDR(pa->pa_offset);
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sc->sc_mem = ledatabuf; /* XXX */
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sc->sc_conf3 = LE_C3_BSWP;
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sc->sc_addr = (u_long)sc->sc_mem;
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sc->sc_memsize = 4 * NBPG; /* XXX */
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myetheraddr(sc->sc_arpcom.ac_enaddr);
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sc->sc_copytodesc = am7990_copytobuf_contig;
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sc->sc_copyfromdesc = am7990_copyfrombuf_contig;
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sc->sc_copytobuf = am7990_copytobuf_contig;
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sc->sc_copyfrombuf = am7990_copyfrombuf_contig;
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sc->sc_zerobuf = am7990_zerobuf_contig;
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sc->sc_rdcsr = le_pcc_rdcsr;
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sc->sc_wrcsr = le_pcc_wrcsr;
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sc->sc_hwinit = NULL;
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am7990_config(sc);
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pccintr_establish(PCCV_LE, am7990_intr, pa->pa_ipl, sc);
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sys_pcc->le_int = pa->pa_ipl | PCC_IENABLE;
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}
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