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/* $OpenBSD: kbus.c,v 1.1 1997/10/14 07:25:29 gingold Exp $ */
/* $NetBSD: kbus.c,v 1.23 1996/11/20 18:56:56 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 <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/autoconf.h>
#include <machine/kbus.h>
#include <machine/ioasic.h>
static int kbus_match __P((struct device *, void *, void *));
static void kbus_attach __P((struct device *, struct device *, void *));
static int ioasic_intr __P((void *arg));
#if 0
static int kbus_print __P((void *, const char *parentname));
static int kbus_submatch __P((struct device *, void *, void *));
#endif
struct cfattach kbus_ca = {
sizeof(struct device), kbus_match, kbus_attach
};
struct cfdriver kbus_cd = {
NULL, "kbus", DV_DULL
};
/* A mapped page for IOASIC. */
struct ioasic_reg *ioasic;
static struct intrhand ioasic_intrhand = {ioasic_intr};
static int
kbus_match(parent, vcf, aux)
struct device *parent;
void *vcf, *aux;
{
struct confargs *ca = aux;
if (ca->ca_bustype != BUS_KBUS)
return (0);
return(1);
}
static void
kbus_attach(parent, self, aux)
struct device *parent;
struct device *self;
void *aux;
{
if (!ioasic)
{
ioasic = (struct ioasic_reg *)
bus_mapin (BUS_KBUS, IOASIC_ADDR, IOASIC_SIZE);
if (!ioasic)
panic ("Cannot map IOASIC\n");
intr_establish (INTR_IOASIC, 0, &ioasic_intrhand);
}
printf("\n");
config_search (bus_scan, self, aux);
}
static int
ioasic_intr (arg)
void *arg;
{
unsigned int val = ioasic->ioasic_ir;
printf ("int 131, val = 0x%x\n", val);
return 0;
}
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