sys/arch/evbmips/gdium/autoconf.c

   1 /*      $NetBSD: autoconf.c,v 1.2 2009/08/07 19:27:54 macallan 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: autoconf.c,v 1.2 2009/08/07 19:27:54 macallan Exp $");
  40
  41 #include <sys/param.h>
  42 #include <sys/systm.h>
  43 #include <sys/buf.h>
  44 #include <sys/conf.h>
  45 #include <sys/device.h>
  46 #include <sys/cpu.h>
  47
  48 static void     findroot(void);
  49
  50 void
  51 cpu_configure(void)
  52 {
  53
  54         intr_init();
  55
  56         /* Kick off autoconfiguration. */
  57         (void)splhigh();
  58         if (config_rootfound("mainbus", NULL) == NULL)
  59                 panic("no mainbus found");
  60
  61         /*
  62          * Hardware interrupts will be enabled in
  63          * sys/arch/mips/mips/mips3_clockintr.c:mips3_initclocks()
  64          * to avoid hardclock(9) by CPU INT5 before softclockintr is
  65          * initialized in initclocks().
  66          */
  67 }
  68
  69 void
  70 cpu_rootconf(void)
  71 {
  72         findroot();
  73
  74         printf("boot device: %s\n",
  75                 booted_device ? booted_device->dv_xname : "<unknown>");
  76
  77         setroot(booted_device, booted_partition);
  78 }
  79
  80 extern char     bootstring[];
  81 extern int      netboot;
  82
  83 static void
  84 findroot(void)
  85 {
  86         device_t dv;
  87         deviter_t di;
  88
  89         if (booted_device)
  90                 return;
  91
  92         if ((booted_device == NULL) && netboot == 0) {
  93                 for (dv = deviter_first(&di, DEVITER_F_ROOT_FIRST); dv != NULL;
  94                      dv = deviter_next(&di)) {
  95                         if (device_class(dv) == DV_DISK &&
  96                             device_is_a(dv, "wd"))
  97                                     booted_device = dv;
  98                 }
  99                 deviter_release(&di);
 100         }
 101
 102         /*
 103          * XXX Match up MBR boot specification with BSD disklabel for root?
 104          */
 105         booted_partition = 0;
 106
 107         return;
 108 }
 109
 110 void
 111 device_register(struct device *dev, void *aux)
 112 {
 113         prop_dictionary_t dict;
 114
 115         if ((booted_device == NULL) && (netboot == 1))
 116                 if (device_class(dev) == DV_IFNET)
 117                         booted_device = dev;
 118         if (device_is_a(dev, "genfb")) {
 119                 dict = device_properties(dev);
 120                 /*
 121                  * this is a hack
 122                  * is_console and address need to be checked against reality
 123                  */
 124                 prop_dictionary_set_bool(dict, "is_console", 1);
 125                 prop_dictionary_set_uint32(dict, "width", 1024);
 126                 prop_dictionary_set_uint32(dict, "height", 600);
 127                 prop_dictionary_set_uint32(dict, "depth", 16);
 128                 prop_dictionary_set_uint32(dict, "linebytes", 2048);
 129                 prop_dictionary_set_uint32(dict, "address", 0x04000000);
 130         }
 131 }