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/* $OpenBSD: intio.c,v 1.6 2007/01/06 20:10:57 miod Exp $ */
/* $NetBSD: intio.c,v 1.2 1997/01/30 09:18:54 thorpej Exp $ */
/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* 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.
*/
/*
* Autoconfiguration support for hp300 internal i/o space.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <hp300/dev/intiovar.h>
int intiomatch(struct device *, void *, void *);
void intioattach(struct device *, struct device *, void *);
int intioprint(void *, const char *);
int intiosearch(struct device *, void *, void *);
struct cfattach intio_ca = {
sizeof(struct device), intiomatch, intioattach
};
struct cfdriver intio_cd = {
NULL, "intio", DV_DULL
};
int
intiomatch(parent, match, aux)
struct device *parent;
void *match, *aux;
{
static int intio_matched = 0;
/* Allow only one instance. */
if (intio_matched)
return (0);
intio_matched = 1;
return (1);
}
void
intioattach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
printf("\n");
/* Search for and attach children. */
config_search(intiosearch, self, NULL);
}
int
intioprint(aux, pnp)
void *aux;
const char *pnp;
{
struct intio_attach_args *ia = aux;
if (ia->ia_addr != 0)
printf(" addr %p", ia->ia_addr);
return (UNCONF);
}
int
intiosearch(parent, match, aux)
struct device *parent;
void *match, *aux;
{
struct cfdata *cf = match;
struct intio_attach_args ia;
extern struct hp300_bus_space_tag hp300_mem_tag;
bzero(&ia, sizeof(ia));
ia.ia_tag = &hp300_mem_tag;
if ((*cf->cf_attach->ca_match)(parent, cf, &ia) > 0)
config_attach(parent, cf, &ia, intioprint);
return (0);
}
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