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/* $OpenBSD: drsupio.c,v 1.1 1997/09/18 13:39:47 niklas Exp $ */
/* $NetBSD: drsupio.c,v 1.1 1997/08/27 19:32:53 is Exp $ */
/*
* Copyright (c) 1997 Ignatios Souvatzis
* 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 Ignatios Souvatzis
* 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.
*/
/*
* DraCo multi-io chip bus space stuff
*/
#include <sys/types.h>
#include <sys/conf.h>
#include <sys/device.h>
#include <sys/systm.h>
#include <sys/param.h>
#include <machine/bus.h>
#include <machine/conf.h>
#include <amiga/include/cpu.h>
#include <amiga/amiga/device.h>
#include <amiga/amiga/drcustom.h>
#include <amiga/dev/supio.h>
struct drsupio_softc {
struct device sc_dev;
struct amiga_bus_space sc_bst;
};
int drsupiomatch __P((struct device *, void *, void *));
void drsupioattach __P((struct device *, struct device *, void *));
int drsupprint __P((void *auxp, const char *));
struct cfattach drsupio_ca = {
sizeof(struct drsupio_softc), drsupiomatch, drsupioattach
};
struct cfdriver drsupio_cd = {
NULL, "drsupio", DV_DULL
};
int drsupio_map __P((bus_space_tag_t, bus_addr_t, bus_size_t, int,
bus_space_handle_t *));
int drsupio_unmap __P((bus_space_tag_t, bus_space_handle_t, bus_size_t));
int
drsupiomatch(parent, match, auxp)
struct device *parent;
void *match;
void *auxp;
{
struct cfdata *cfp = match;
/* Exactly one of us lives on the DraCo */
if (is_draco() && matchname(auxp, "drsupio") && (cfp->cf_unit == 0))
return 1;
return 0;
}
struct drsupio_devs {
char *name;
int off;
} drsupiodevs[] = {
{ "com", 0x3f8 },
{ "com", 0x2f8 },
{ "lpt", 0x378 },
{ "fdc", 0x3f0 },
/* WD port? */
{ 0 }
};
int
drsupio_map(bst, addr, sz, cacheable, handle)
bus_space_tag_t bst;
bus_addr_t addr;
bus_size_t sz;
int cacheable;
bus_space_handle_t *handle;
{
*handle = DRCCADDR + NBPG * DRSUPIOPG + 1 + (addr << bst->bs_shift);
return (0);
}
int
drsupio_unmap(bst, handle, sz)
bus_space_tag_t bst;
bus_space_handle_t handle;
bus_size_t sz;
{
return (0);
}
void
drsupioattach(parent, self, auxp)
struct device *parent, *self;
void *auxp;
{
struct drsupio_softc *drsc;
struct drsupio_devs *drsd;
struct supio_attach_args supa;
drsc = (struct drsupio_softc *)self;
drsd = drsupiodevs;
if (parent)
printf("\n");
drsc->sc_bst.bs_map = drsupio_map;
drsc->sc_bst.bs_unmap = drsupio_unmap;
drsc->sc_bst.bs_swapped = 0;
drsc->sc_bst.bs_shift = 2;
supa.supio_iot = &drsc->sc_bst;
while (drsd->name) {
supa.supio_name = drsd->name;
supa.supio_iobase = drsd->off;
config_found(self, &supa, drsupprint); /* XXX */
++drsd;
}
}
int
drsupprint(auxp, pnp)
void *auxp;
const char *pnp;
{
struct supio_attach_args *supa;
supa = auxp;
if (pnp == NULL)
return(QUIET);
printf("%s at %s port 0x%02x",
supa->supio_name, pnp, supa->supio_iobase);
return(UNCONF);
}
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