111 lines
3.4 KiB
C
111 lines
3.4 KiB
C
/* $NetBSD: mkclock_hb.c,v 1.2 2002/02/23 17:18:55 scw Exp $ */
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/*-
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <machine/cpu.h>
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#include <machine/bus.h>
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#include <dev/clock_subr.h>
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#include <dev/ic/mk48txxreg.h>
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#include <news68k/news68k/clockvar.h>
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#include <news68k/dev/hbvar.h>
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int mkclock_hb_match __P((struct device *, struct cfdata *, void *));
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void mkclock_hb_attach __P((struct device *, struct device *, void *));
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struct cfattach mkclock_hb_ca = {
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sizeof(struct device), mkclock_hb_match, mkclock_hb_attach
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};
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extern struct cfdriver mkclock_cd;
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int
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mkclock_hb_match(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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struct hb_attach_args *ha = aux;
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static int mkclock_hb_matched;
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/* Only one clock, please. */
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if (mkclock_hb_matched)
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return (0);
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if (strcmp(ha->ha_name, mkclock_cd.cd_name))
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return (0);
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ha->ha_size = MK48T02_CLKSZ;
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mkclock_hb_matched = 1;
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return 1;
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}
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void
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mkclock_hb_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct hb_attach_args *ha = aux;
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bus_space_tag_t bst = ha->ha_bust;
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bus_space_handle_t bsh;
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todr_chip_handle_t handle;
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if (bus_space_map(bst, (bus_addr_t)ha->ha_address, ha->ha_size,
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0, &bsh) != 0)
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printf("can't map device space\n");
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handle = mk48txx_attach(bst, bsh, "mk48t02", 1900, NULL, NULL);
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if (handle == NULL)
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panic("can't attach tod clock");
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printf("\n");
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handle->bus_cookie = NULL;
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handle->todr_setwen = NULL;
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todclock_config(handle);
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}
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