NetBSD/sys/arch/news68k/dev/mkclock_hb.c

105 lines
3.4 KiB
C

/* $NetBSD: mkclock_hb.c,v 1.10 2004/09/04 13:43:11 tsutsui 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 FOUNDATION 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/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: mkclock_hb.c,v 1.10 2004/09/04 13:43:11 tsutsui Exp $");
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/cpu.h>
#include <machine/bus.h>
#include <dev/clock_subr.h>
#include <dev/ic/mk48txxreg.h>
#include <dev/ic/mk48txxvar.h>
#include <news68k/news68k/clockvar.h>
#include <news68k/dev/hbvar.h>
#include "ioconf.h"
static int mkclock_hb_match(struct device *, struct cfdata *, void *);
static void mkclock_hb_attach(struct device *, struct device *, void *);
CFATTACH_DECL(mkclock_hb, sizeof(struct mk48txx_softc),
mkclock_hb_match, mkclock_hb_attach, NULL, NULL);
static int
mkclock_hb_match(struct device *parent, struct cfdata *cf, void *aux)
{
struct hb_attach_args *ha = aux;
static int mkclock_hb_matched;
/* Only one clock, please. */
if (mkclock_hb_matched)
return 0;
if (strcmp(ha->ha_name, mkclock_cd.cd_name))
return 0;
ha->ha_size = MK48T02_CLKSZ;
mkclock_hb_matched = 1;
return 1;
}
static void
mkclock_hb_attach(struct device *parent, struct device *self, void *aux)
{
struct mk48txx_softc *sc = (void *)self;
struct hb_attach_args *ha = aux;
sc->sc_bst = ha->ha_bust;
if (bus_space_map(sc->sc_bst, (bus_addr_t)ha->ha_address, ha->ha_size,
0, &sc->sc_bsh) != 0)
printf("can't map device space\n");
sc->sc_model = "mk48t02";
sc->sc_year0 = 1900;
mk48txx_attach(sc);
printf("\n");
todr_attach(&sc->sc_handle);
}