sys/arch/arc/include/bootinfo.h

   1 /*      $NetBSD: bootinfo.h,v 1.2 2005/12/11 12:16:39 christos Exp $    */
   2
   3 /*
   4  * Copyright (c) 1997
   5  *      Matthias Drochner.  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
  29 #ifndef _ARC_BOOTINFO_H_
  30 #define _ARC_BOOTINFO_H_
  31
  32 #define BOOTINFO_MAGIC          0xb007babe
  33 #define BOOTINFO_SIZE           1024
  34
  35 struct btinfo_common {
  36         size_t next;    /* offset of next item, or zero if end of data */
  37         int type;       /* type of bootinfo item */
  38 #define BTINFO_NONE     0
  39 #define BTINFO_MAGIC    1
  40 #define BTINFO_BOOTPATH 2
  41 #define BTINFO_SYMTAB   3
  42 };
  43
  44 struct btinfo_magic {
  45         struct btinfo_common common;
  46         int magic;
  47 };
  48
  49 #define BTINFO_BOOTPATH_LEN     80
  50 struct btinfo_bootpath {
  51         struct btinfo_common common;
  52         char bootpath[BTINFO_BOOTPATH_LEN];
  53 };
  54
  55 struct btinfo_symtab {
  56         struct btinfo_common common;
  57         unsigned long nsym;
  58         unsigned long ssym;
  59         unsigned long esym;
  60 };
  61
  62 #ifdef _KERNEL
  63 void    *lookup_bootinfo(int);
  64 #endif
  65
  66 #endif  /* !_ARC_BOOTINFO_H_ */