1 /* $NetBSD: elf2bb.h,v 1.2 2002/01/26 13:21:11 aymeric Exp $ */
2 
3 /*-
4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Ignatios Souvatzis.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*
40  * Relocator version definitions for aout to Amiga bootblock converter.
41  */
42 
43 /*
44  * All the tables are at the end of the bootblock, with logical start at the
45  * end.
46  */
47 
48 /*
49  * The following formats are for a length of 8 kBytes only.
50  */
51 
52 /*
53  * Absolute words in Motorola byte order, end of table marked by 0x0000
54  */
55 #define RELVER_ABSOLUTE_WORDS	0
56 
57 /*
58  * Unsigned bytes relative to previous address to relocate; first one to 0.
59  * If the difference is >255, the logical next two bytes (in Motorola byte
60  * order) give the absolute address to relocate.
61  */
62 #define RELVER_RELATIVE_BYTES	1
63 
64 /*
65  * Same as above, but with the bytes stored in forward direction beginning
66  * with the __relocation_bytes symbol
67  */
68 #define RELVER_RELATIVE_BYTES_FORWARD 2
69 
70 /*
71  * loader can autoload
72  */
73 
74 #define RELFLAG_SELFLOADING	0x10
75