NetBSD/sys/dev/podulebus/if_ea.c

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/* $NetBSD: if_ea.c,v 1.3 2001/03/24 23:37:34 bjh21 Exp $ */
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/*
* Copyright (c) 2000, 2001 Ben Harris
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* Copyright (c) 1995 Mark Brinicombe
* All rights reserved.
*
* 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 Mark Brinicombe.
* 4. The name of the company nor the name of the author may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/*
* if_ea.c - Ether3 device driver
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*/
#include <sys/param.h>
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__RCSID("$NetBSD: if_ea.c,v 1.3 2001/03/24 23:37:34 bjh21 Exp $");
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#include <sys/device.h>
#include <sys/socket.h>
#include <sys/systm.h>
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#include <machine/bus.h>
#include <machine/intr.h>
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#include <net/if.h>
#include <net/if_ether.h>
#include <dev/podulebus/podulebus.h>
#include <dev/podulebus/podules.h>
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#include <dev/podulebus/if_eareg.h>
#include <dev/ic/seeq8005var.h>
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/*
* per-line info and status
*/
struct ea_softc {
struct seeq8005_softc sc_8005;
void *sc_ih;
struct evcnt sc_intrcnt;
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};
/*
* prototypes
*/
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int eaprobe(struct device *, struct cfdata *, void *);
void eaattach(struct device *, struct device *, void *);
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/* driver structure for autoconf */
struct cfattach ea_ca = {
sizeof(struct ea_softc), eaprobe, eaattach
};
/*
* Probe routine.
*/
/*
* Probe for the ether3 podule.
*/
int
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eaprobe(struct device *parent, struct cfdata *cf, void *aux)
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{
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struct podulebus_attach_args *pa = aux;
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if ((matchpodule(pa, MANUFACTURER_ATOMWIDE,
PODULE_ATOMWIDE_ETHER3, -1) == 0)
&& (matchpodule(pa, MANUFACTURER_ACORN,
PODULE_ACORN_ETHER3XXX, -1) == 0)
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&& (matchpodule(pa, MANUFACTURER_ANT, PODULE_ANT_ETHER3, -1) == 0))
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return 0;
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return 1;
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}
/*
* Attach podule.
*/
void
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eaattach(struct device *parent, struct device *self, void *aux)
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{
struct ea_softc *sc = (void *)self;
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struct podulebus_attach_args *pa = aux;
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u_int8_t myaddr[ETHER_ADDR_LEN];
char *ptr;
int i;
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/* dprintf(("Attaching %s...\n", sc->sc_dev.dv_xname));*/
/* Set the address of the controller for easy access */
podulebus_shift_tag(pa->pa_mod_t, EA_8005_SHIFT, &sc->sc_8005.sc_iot);
bus_space_map(sc->sc_8005.sc_iot, pa->pa_mod_base, /* XXX */ 0, 0,
&sc->sc_8005.sc_ioh);
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/* Get the Ethernet address from the device description string. */
if (pa->pa_descr == NULL) {
printf(": No description for Ethernet address\n");
return;
}
ptr = strchr(pa->pa_descr, '(');
if (ptr == NULL) {
printf(": Ethernet address not found in description\n");
return;
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}
ptr++;
for (i = 0; i < ETHER_ADDR_LEN; i++) {
myaddr[i] = strtoul(ptr, &ptr, 16);
if (*ptr++ != (i == ETHER_ADDR_LEN - 1 ? ')' : ':')) {
printf(": Bad Ethernet address found in "
"description\n");
return;
}
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}
printf(":");
seeq8005_attach(&sc->sc_8005, myaddr, NULL, 0, 0);
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/* Claim a podule interrupt */
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evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR, NULL,
self->dv_xname, "intr");
sc->sc_ih = podulebus_irq_establish(pa->pa_ih, IPL_NET, seeq8005intr,
sc, &sc->sc_intrcnt);
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}
/* End of if_ea.c */