sys/arch/evbmips/atheros/mainbus.c

   1 /* $NetBSD: mainbus.c,v 1.3 2006/06/08 06:15:59 gdamore Exp $ */
   2
   3 /*
   4  * Copyright 2002 Wasabi Systems, Inc.
   5  * All rights reserved.
   6  *
   7  * Written by Simon Burge for Wasabi Systems, Inc.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software developed for the NetBSD Project by
  20  *      Wasabi Systems, Inc.
  21  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
  22  *    or promote products derived from this software without specific prior
  23  *    written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
  26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
  29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  35  * POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #include <sys/cdefs.h>
  39 __KERNEL_RCSID(0, "$NetBSD: mainbus.c,v 1.3 2006/06/08 06:15:59 gdamore Exp $");
  40
  41 #include <sys/param.h>
  42 #include <sys/systm.h>
  43 #include <sys/device.h>
  44
  45 #include <mips/cache.h>
  46 #include <mips/cpuregs.h>
  47
  48 #include "locators.h"
  49
  50 static int      mainbus_match(struct device *, struct cfdata *, void *);
  51 static void     mainbus_attach(struct device *, struct device *, void *);
  52 static int      mainbus_print(void *, const char *);
  53
  54 CFATTACH_DECL(mainbus, sizeof(struct device),
  55     mainbus_match, mainbus_attach, NULL, NULL);
  56
  57 /* There can be only one. */
  58 int     mainbus_found;
  59
  60 struct mainbusdev {
  61         const char *md_name;
  62 };
  63
  64 struct mainbusdev mainbusdevs[] = {
  65         { "cpu",        },
  66         { "wdog",       },
  67         { "arbus",      },
  68         { NULL,         }
  69 };
  70
  71 static int
  72 mainbus_match(struct device *parent, struct cfdata *match, void *aux)
  73 {
  74
  75         if (mainbus_found)
  76                 return (0);
  77
  78         return (1);
  79 }
  80
  81 static void
  82 mainbus_attach(struct device *parent, struct device *self, void *aux)
  83 {
  84         struct mainbusdev *md;
  85
  86         mainbus_found = 1;
  87         printf("\n");
  88
  89         for (md = mainbusdevs; md->md_name != NULL; md++) {
  90                 config_found_ia(self, "mainbus", md, mainbus_print);
  91         }
  92 }
  93
  94 static int
  95 mainbus_print(void *aux, const char *pnp)
  96 {
  97
  98         return (QUIET);
  99 }