124 lines
3.6 KiB
C
124 lines
3.6 KiB
C
/* $NetBSD: rsbus.c,v 1.5 2007/03/26 22:46:20 hubertf Exp $ */
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/*
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* Copyright (c) 2002
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* Ichiro FUKUHARA <ichiro@ichiro.org>.
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* All rights reserved.
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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 Ichiro FUKUHARA.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: rsbus.c,v 1.5 2007/03/26 22:46:20 hubertf Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <machine/bus.h>
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#include <acorn32/eb7500atx/rsbus.h>
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#include "locators.h"
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extern struct bus_space rsbus_bs_tag;
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/* Declare prototypes */
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static int rsbus_match(struct device *, struct cfdata *, void *);
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static void rsbus_attach(struct device *, struct device *, void *);
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static int rsbus_print(void *, const char *);
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static int rsbus_search(struct device *, struct cfdata *,
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const int *, void *);
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CFATTACH_DECL(rsbus, sizeof(struct rsbus_softc),
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rsbus_match, rsbus_attach, NULL, NULL);
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static int
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rsbus_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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return(1);
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}
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static void
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rsbus_attach(struct device *parent, struct device *self, void *aux)
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{
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struct rsbus_softc *sc = (void *) self;
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sc->sc_iot = &rsbus_bs_tag;
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printf("\n");
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/*
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* Attach each devices
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*/
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config_search_ia(rsbus_search, self, "rsbus", NULL);
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}
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static int
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rsbus_search(parent, cf, ldesc, aux)
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struct device *parent;
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struct cfdata *cf;
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const int *ldesc;
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void *aux;
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{
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struct rsbus_softc *sc = (struct rsbus_softc *)parent;
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struct rsbus_attach_args sa;
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sa.sa_iot = sc->sc_iot;
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sa.sa_addr = cf->cf_loc[RSBUSCF_ADDR];
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sa.sa_size = cf->cf_loc[RSBUSCF_SIZE];
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sa.sa_intr = cf->cf_loc[RSBUSCF_IRQ];
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if (config_match(parent, cf, &sa) > 0)
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config_attach(parent, cf, &sa, rsbus_print);
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return (0);
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}
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static int
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rsbus_print(aux, name)
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void *aux;
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const char *name;
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{
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struct rsbus_attach_args *sa = (struct rsbus_attach_args*)aux;
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if (sa->sa_size)
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aprint_normal(" addr 0x%lx", sa->sa_addr);
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if (sa->sa_size > 1)
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aprint_normal("-0x%lx", sa->sa_addr + sa->sa_size - 1);
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if (sa->sa_intr > 1)
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aprint_normal(" irq %d", sa->sa_intr);
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return (UNCONF);
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}
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