d4a24f85d6
using a virtual "ibus" for baseboard devices.
136 lines
3.9 KiB
C
136 lines
3.9 KiB
C
/* $NetBSD: ibus.c,v 1.1 1998/04/19 02:52:45 jonathan Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1998 Jonathan Stone. 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 Jonathan Stone for
|
|
* the NetBSD Project.
|
|
* 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
|
|
|
|
__KERNEL_RCSID(0, "$NetBSD: ibus.c,v 1.1 1998/04/19 02:52:45 jonathan Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/device.h>
|
|
|
|
#include <machine/autoconf.h>
|
|
#include <pmax/ibus/ibusvar.h>
|
|
#include <pmax/pmax/pmaxtype.h>
|
|
|
|
static int ibusmatch __P((struct device *, struct cfdata *, void *));
|
|
static void ibusattach __P((struct device *, struct device *, void *));
|
|
int ibusprint __P((void *, const char *));
|
|
|
|
struct ibus_softc {
|
|
struct device ibd_dev;
|
|
int ibd_ndevs;
|
|
struct ibus_attach_args *ibd_devs;
|
|
ibus_intr_establish_t (*ibd_establish);
|
|
|
|
ibus_intr_disestablish_t (*ibd_disestablish);
|
|
};
|
|
|
|
struct cfattach ibus_ca = {
|
|
sizeof(struct ibus_softc), ibusmatch, ibusattach
|
|
};
|
|
|
|
extern struct cfdriver ibus_cd;
|
|
|
|
|
|
static int
|
|
ibusmatch(parent, cfdata, aux)
|
|
struct device *parent;
|
|
struct cfdata *cfdata;
|
|
void *aux;
|
|
{
|
|
struct ibus_dev_attach_args *ibd = (struct ibus_dev_attach_args *)aux;
|
|
|
|
if (strcmp(ibd->ibd_busname, "ibus") != 0) {
|
|
return 0;
|
|
}
|
|
|
|
if (systype != DS_PMAX && systype != DS_MIPSMATE && systype != DS_3MAX)
|
|
return (0);
|
|
return(1);
|
|
}
|
|
|
|
|
|
static void
|
|
ibusattach(parent, self, aux)
|
|
struct device *parent;
|
|
struct device *self;
|
|
void *aux;
|
|
{
|
|
struct ibus_softc *sc = (struct ibus_softc *)self;
|
|
struct ibus_dev_attach_args* ibd_args = aux;
|
|
struct ibus_attach_args *child;
|
|
int i;
|
|
|
|
printf("\n");
|
|
|
|
sc->ibd_ndevs = ibd_args->ibd_ndevs;
|
|
sc->ibd_devs = ibd_args->ibd_devs;
|
|
sc->ibd_establish = ibd_args->ibd_establish;
|
|
sc->ibd_disestablish = ibd_args->ibd_disestablish;
|
|
|
|
for (i = 0; i < sc->ibd_ndevs; i++) {
|
|
child = &sc->ibd_devs[i];
|
|
config_found(self, child, ibusprint);
|
|
}
|
|
}
|
|
|
|
int
|
|
ibusprint(aux, pnp)
|
|
void *aux;
|
|
const char *pnp;
|
|
{
|
|
if (pnp)
|
|
return (QUIET);
|
|
return (UNCONF);
|
|
}
|
|
|
|
|
|
void
|
|
ibus_intr_establish(cookie, level, handler, arg)
|
|
void * cookie;
|
|
int level;
|
|
int (*handler) __P((intr_arg_t));
|
|
intr_arg_t arg;
|
|
{
|
|
((struct ibus_softc*)ibus_cd.cd_devs[0])->
|
|
ibd_establish(cookie, level, handler, arg);
|
|
}
|
|
|
|
|
|
void
|
|
ibus_intr_disestablish(ia)
|
|
struct ibus_attach_args *ia;
|
|
{
|
|
((struct ibus_softc*)ibus_cd.cd_devs[0])->ibd_disestablish(ia);
|
|
}
|