/*      $NetBSD: bootinfo.h,v 1.1 2011/01/26 01:18:51 pooka Exp $       */

/*
* Copyright (c) 1997
*      Matthias Drochner.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/

#ifndef _EMIPS_BOOTINFO_H_
#define _EMIPS_BOOTINFO_H_

#define BOOTINFO_MAGIC  0xb007babe
#define BOOTINFO_SIZE   1024

/*
* The bootinfo structure is at the end of the 64kB hole between
* 0x80010000 to 0x8001ffff that neither NetBSD nor the PROM uses.
*/
#define BOOTINFO_ADDR   0x8001fc00

struct btinfo_common {
       int next;               /* offset of next item, or zero */
       int type;
};

#define BTINFO_MAGIC    1
#define BTINFO_BOOTPATH 2
#define BTINFO_SYMTAB   3

struct btinfo_magic {
       struct btinfo_common common;
       int magic;
};

#define BTINFO_BOOTPATH_LEN     80
struct btinfo_bootpath {
       struct btinfo_common common;
       char bootpath[BTINFO_BOOTPATH_LEN];
};

struct btinfo_symtab {
       struct btinfo_common common;
       int nsym;
       int ssym;
       int esym;
};

#ifdef _KERNEL
void    *lookup_bootinfo __P((int));
#endif

#endif  /* !_EMIPS_BOOTINFO_H_ */