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mainbus.c revision 1.1.2.3 
      1  1.1.2.3  tron /* $NetBSD: mainbus.c,v 1.1.2.3 2006/05/24 15:47:55 tron Exp $ */
      2  1.1.2.2  tron 
      3  1.1.2.2  tron /*
      4  1.1.2.2  tron  * Copyright 2002 Wasabi Systems, Inc.
      5  1.1.2.2  tron  * All rights reserved.
      6  1.1.2.2  tron  *
      7  1.1.2.2  tron  * Written by Simon Burge for Wasabi Systems, Inc.
      8  1.1.2.2  tron  *
      9  1.1.2.2  tron  * Redistribution and use in source and binary forms, with or without
     10  1.1.2.2  tron  * modification, are permitted provided that the following conditions
     11  1.1.2.2  tron  * are met:
     12  1.1.2.2  tron  * 1. Redistributions of source code must retain the above copyright
     13  1.1.2.2  tron  *    notice, this list of conditions and the following disclaimer.
     14  1.1.2.2  tron  * 2. Redistributions in binary form must reproduce the above copyright
     15  1.1.2.2  tron  *    notice, this list of conditions and the following disclaimer in the
     16  1.1.2.2  tron  *    documentation and/or other materials provided with the distribution.
     17  1.1.2.2  tron  * 3. All advertising materials mentioning features or use of this software
     18  1.1.2.2  tron  *    must display the following acknowledgement:
     19  1.1.2.2  tron  *      This product includes software developed for the NetBSD Project by
     20  1.1.2.2  tron  *      Wasabi Systems, Inc.
     21  1.1.2.2  tron  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
     22  1.1.2.2  tron  *    or promote products derived from this software without specific prior
     23  1.1.2.2  tron  *    written permission.
     24  1.1.2.2  tron  *
     25  1.1.2.2  tron  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
     26  1.1.2.2  tron  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     27  1.1.2.2  tron  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     28  1.1.2.2  tron  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
     29  1.1.2.2  tron  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     30  1.1.2.2  tron  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     31  1.1.2.2  tron  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     32  1.1.2.2  tron  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     33  1.1.2.2  tron  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     34  1.1.2.2  tron  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     35  1.1.2.2  tron  * POSSIBILITY OF SUCH DAMAGE.
     36  1.1.2.2  tron  */
     37  1.1.2.2  tron 
     38  1.1.2.2  tron #include <sys/cdefs.h>
     39  1.1.2.3  tron __KERNEL_RCSID(0, "$NetBSD: mainbus.c,v 1.1.2.3 2006/05/24 15:47:55 tron Exp $");
     40  1.1.2.2  tron 
     41  1.1.2.2  tron #include <sys/param.h>
     42  1.1.2.2  tron #include <sys/systm.h>
     43  1.1.2.2  tron #include <sys/device.h>
     44  1.1.2.2  tron 
     45  1.1.2.2  tron #include <mips/cache.h>
     46  1.1.2.2  tron #include <mips/cpuregs.h>
     47  1.1.2.2  tron 
     48  1.1.2.2  tron #include "locators.h"
     49  1.1.2.2  tron 
     50  1.1.2.2  tron static int	mainbus_match(struct device *, struct cfdata *, void *);
     51  1.1.2.2  tron static void	mainbus_attach(struct device *, struct device *, void *);
     52  1.1.2.2  tron static int	mainbus_print(void *, const char *);
     53  1.1.2.2  tron 
     54  1.1.2.2  tron CFATTACH_DECL(mainbus, sizeof(struct device),
     55  1.1.2.2  tron     mainbus_match, mainbus_attach, NULL, NULL);
     56  1.1.2.2  tron 
     57  1.1.2.2  tron /* There can be only one. */
     58  1.1.2.2  tron int	mainbus_found;
     59  1.1.2.2  tron 
     60  1.1.2.2  tron struct mainbusdev {
     61  1.1.2.2  tron 	const char *md_name;
     62  1.1.2.2  tron };
     63  1.1.2.2  tron 
     64  1.1.2.2  tron struct mainbusdev mainbusdevs[] = {
     65  1.1.2.2  tron 	{ "cpu",	},
     66  1.1.2.2  tron 	{ "arbus",	},
     67  1.1.2.2  tron 	{ NULL,		}
     68  1.1.2.2  tron };
     69  1.1.2.2  tron 
     70  1.1.2.2  tron static int
     71  1.1.2.2  tron mainbus_match(parent, match, aux)
     72  1.1.2.2  tron 	struct device *parent;
     73  1.1.2.2  tron 	struct cfdata *match;
     74  1.1.2.2  tron 	void *aux;
     75  1.1.2.2  tron {
     76  1.1.2.2  tron 
     77  1.1.2.2  tron 	if (mainbus_found)
     78  1.1.2.2  tron 		return (0);
     79  1.1.2.2  tron 
     80  1.1.2.2  tron 	return (1);
     81  1.1.2.2  tron }
     82  1.1.2.2  tron 
     83  1.1.2.2  tron static void
     84  1.1.2.2  tron mainbus_attach(parent, self, aux)
     85  1.1.2.2  tron 	struct device *parent;
     86  1.1.2.2  tron 	struct device *self;
     87  1.1.2.2  tron 	void *aux;
     88  1.1.2.2  tron {
     89  1.1.2.2  tron 	struct mainbusdev *md;
     90  1.1.2.2  tron 
     91  1.1.2.2  tron 	mainbus_found = 1;
     92  1.1.2.2  tron 	printf("\n");
     93  1.1.2.2  tron 
     94  1.1.2.2  tron 	for (md = mainbusdevs; md->md_name != NULL; md++) {
     95  1.1.2.2  tron 		config_found_ia(self, "mainbus", NULL, mainbus_print);
     96  1.1.2.2  tron 	}
     97  1.1.2.2  tron }
     98  1.1.2.2  tron 
     99  1.1.2.2  tron static int
    100  1.1.2.2  tron mainbus_print(void *aux, const char *pnp)
    101  1.1.2.2  tron {
    102  1.1.2.2  tron 
    103  1.1.2.2  tron 	return (UNCONF);
    104  1.1.2.2  tron }
    105