158 lines
4.0 KiB
C
158 lines
4.0 KiB
C
/* $NetBSD: if_en.c,v 1.14 2002/03/20 20:39:15 eeh Exp $ */
|
|
|
|
/*
|
|
*
|
|
* Copyright (c) 1996 Charles D. Cranor and Washington University.
|
|
* 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 Charles D. Cranor and
|
|
* Washington University.
|
|
* 4. The name of the author may not 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 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.
|
|
*/
|
|
|
|
/*
|
|
*
|
|
* i f _ e n _ s b u s . c
|
|
*
|
|
* author: Chuck Cranor <chuck@ccrc.wustl.edu>
|
|
* started: spring, 1996.
|
|
*
|
|
* SBUS glue for the eni155s card.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: if_en.c,v 1.14 2002/03/20 20:39:15 eeh Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/device.h>
|
|
#include <sys/mbuf.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/socketvar.h>
|
|
|
|
#include <net/if.h>
|
|
|
|
#include <machine/bus.h>
|
|
#include <machine/intr.h>
|
|
#include <machine/cpu.h>
|
|
|
|
#include <dev/sbus/sbusvar.h>
|
|
|
|
#include <dev/ic/midwayreg.h>
|
|
#include <dev/ic/midwayvar.h>
|
|
|
|
|
|
/*
|
|
* local structures
|
|
*/
|
|
struct en_sbus_softc {
|
|
/* bus independent stuff */
|
|
struct en_softc esc; /* includes "device" structure */
|
|
|
|
/* sbus glue */
|
|
struct sbusdev sc_sd; /* sbus device */
|
|
};
|
|
|
|
|
|
/*
|
|
* prototypes
|
|
*/
|
|
static int en_sbus_match __P((struct device *, struct cfdata *, void *));
|
|
static void en_sbus_attach __P((struct device *, struct device *, void *));
|
|
|
|
/*
|
|
* SBus autoconfig attachments
|
|
*/
|
|
|
|
struct cfattach en_sbus_ca = {
|
|
sizeof(struct en_sbus_softc), en_sbus_match, en_sbus_attach,
|
|
};
|
|
|
|
/***********************************************************************/
|
|
|
|
/*
|
|
* autoconfig stuff
|
|
*/
|
|
|
|
static int
|
|
en_sbus_match(parent, cf, aux)
|
|
struct device *parent;
|
|
struct cfdata *cf;
|
|
void *aux;
|
|
|
|
{
|
|
struct sbus_attach_args *sa = aux;
|
|
|
|
if (strcmp("ENI-155s", sa->sa_name) == 0) {
|
|
if (CPU_ISSUN4M) {
|
|
#ifdef DEBUG
|
|
printf("%s: sun4m DMA not supported yet\n",
|
|
sa->sa_name);
|
|
#endif
|
|
return (0);
|
|
}
|
|
return (1);
|
|
} else {
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
en_sbus_attach(parent, self, aux)
|
|
struct device *parent, *self;
|
|
void *aux;
|
|
|
|
{
|
|
struct sbus_attach_args *sa = aux;
|
|
struct en_softc *sc = (void *)self;
|
|
struct en_sbus_softc *scs = (void *)self;
|
|
|
|
printf("\n");
|
|
|
|
if (sbus_bus_map(sa->sa_bustag,
|
|
sa->sa_slot,
|
|
sa->sa_offset,
|
|
4*1024*1024,
|
|
0, &sc->en_base) != 0) {
|
|
printf("%s: cannot map registers\n", self->dv_xname);
|
|
return;
|
|
}
|
|
|
|
/* Establish interrupt handler */
|
|
if (sa->sa_nintr != 0)
|
|
(void)bus_intr_establish(sa->sa_bustag, sa->sa_pri,
|
|
IPL_NET, 0, en_intr, sc);
|
|
|
|
sc->ipl = sa->sa_pri; /* appropriate? */
|
|
|
|
sbus_establish(&scs->sc_sd, &sc->sc_dev);
|
|
|
|
/*
|
|
* done SBUS specific stuff
|
|
*/
|
|
en_attach(sc);
|
|
}
|