sys/arch/zaurus/stand/zboot/crt0.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (c) 2009 NONAKA Kimihiro <nonaka@netbsd.org>
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include "boot.h"
  29 #include "unixdev.h"
  30
  31 #define HEAP_SIZE       (4 * 1024 * 1024)       /* heap: 4MB */
  32 char heap_area[HEAP_SIZE];
  33
  34 int debug = 1;
  35
  36 void _start(void);
  37
  38 void
  39 _start(void)
  40 {
  41
  42         setheap(heap_area, heap_area + HEAP_SIZE);
  43
  44         boot(0);
  45
  46         uexit(0);
  47         /*NOTREACHED*/
  48 }
  49
  50 void
  51 _rtt(void)
  52 {
  53
  54         uexit(1);
  55         /*NOTREACHED*/
  56 }