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/* $OpenBSD: if_le.c,v 1.10 1997/08/08 08:27:39 downsj Exp $ */
/* $NetBSD: if_le.c,v 1.33 1996/11/20 18:56:52 gwr Exp $ */
/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Adam Glass and Gordon W. Ross.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "bpfilter.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/mbuf.h>
#include <sys/syslog.h>
#include <sys/socket.h>
#include <sys/device.h>
#include <net/if.h>
#ifdef INET
#include <netinet/in.h>
#include <netinet/if_ether.h>
#endif
#include <machine/autoconf.h>
#include <machine/cpu.h>
#include <machine/dvma.h>
#include <machine/obio.h>
#include <machine/idprom.h>
#include <dev/ic/am7990reg.h>
#include <dev/ic/am7990var.h>
/*
* LANCE registers.
* The real stuff is in dev/ic/am7990reg.h
*/
struct lereg1 {
volatile u_int16_t ler1_rdp; /* data port */
volatile u_int16_t ler1_rap; /* register select port */
};
/*
* Ethernet software status per interface.
* The real stuff is in dev/ic/am7990var.h
*/
struct le_softc {
struct am7990_softc sc_am7990; /* glue to MI code */
struct lereg1 *sc_r1; /* LANCE registers */
};
static int le_match __P((struct device *, void *, void *));
static void le_attach __P((struct device *, struct device *, void *));
struct cfattach le_ca = {
sizeof(struct le_softc), le_match, le_attach
};
hide void lewrcsr __P((struct am7990_softc *, u_int16_t, u_int16_t));
hide u_int16_t lerdcsr __P((struct am7990_softc *, u_int16_t));
hide void
lewrcsr(sc, port, val)
struct am7990_softc *sc;
u_int16_t port, val;
{
register struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
ler1->ler1_rap = port;
ler1->ler1_rdp = val;
}
hide u_int16_t
lerdcsr(sc, port)
struct am7990_softc *sc;
u_int16_t port;
{
register struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
u_int16_t val;
ler1->ler1_rap = port;
val = ler1->ler1_rdp;
return (val);
}
int
le_match(parent, vcf, aux)
struct device *parent;
void *vcf, *aux;
{
struct confargs *ca = aux;
/* Make sure there is something there... */
if (bus_peek(ca->ca_bustype, ca->ca_paddr, 1) == -1)
return (0);
/* Default interrupt priority. */
if (ca->ca_intpri == -1)
ca->ca_intpri = 3;
return (1);
}
void
le_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct le_softc *lesc = (struct le_softc *)self;
struct am7990_softc *sc = &lesc->sc_am7990;
struct confargs *ca = aux;
lesc->sc_r1 = (struct lereg1 *)
obio_alloc(ca->ca_paddr, OBIO_AMD_ETHER_SIZE);
sc->sc_memsize = 0x4000; /* 16K */
sc->sc_mem = dvma_malloc(sc->sc_memsize);
sc->sc_addr = (u_long)sc->sc_mem & 0xffffff;
sc->sc_conf3 = LE_C3_BSWP;
idprom_etheraddr(sc->sc_arpcom.ac_enaddr);
sc->sc_copytodesc = am7990_copytobuf_contig;
sc->sc_copyfromdesc = am7990_copyfrombuf_contig;
sc->sc_copytobuf = am7990_copytobuf_contig;
sc->sc_copyfrombuf = am7990_copyfrombuf_contig;
sc->sc_zerobuf = am7990_zerobuf_contig;
sc->sc_rdcsr = lerdcsr;
sc->sc_wrcsr = lewrcsr;
sc->sc_hwreset = NULL;
sc->sc_hwinit = NULL;
am7990_config(sc);
/* Install interrupt handler. */
isr_add_autovect(am7990_intr, (void *)sc, ca->ca_intpri);
}
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