1/* coff information for M68K
2
3   Copyright 2001 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 2 of the License, or
8   (at your option) any later version.
9
10   This program is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program; if not, write to the Free Software
17   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
18
19#ifndef GNU_COFF_M68K_H
20#define GNU_COFF_M68K_H 1
21
22#define L_LNNO_SIZE 2
23#include "coff/external.h"
24
25/* Motorola 68000/68008/68010/68020 */
26#define	MC68MAGIC	0520
27#define MC68KWRMAGIC	0520	/* writeable text segments */
28#define	MC68TVMAGIC	0521
29#define MC68KROMAGIC	0521	/* readonly shareable text segments */
30#define MC68KPGMAGIC	0522	/* demand paged text segments */
31#define	M68MAGIC	0210
32#define	M68TVMAGIC	0211
33
34/* This is the magic of the Bull dpx/2 */
35#define MC68KBCSMAGIC	0526
36
37/* This is Lynx's all-platform magic number for executables. */
38
39#define LYNXCOFFMAGIC	0415
40
41#define OMAGIC M68MAGIC
42
43/* This intentionally does not include MC68KBCSMAGIC; it only includes
44   magic numbers which imply that names do not have underscores.  */
45#define M68KBADMAG(x) (((x).f_magic != MC68MAGIC) \
46                    && ((x).f_magic != MC68KWRMAGIC) \
47                    && ((x).f_magic != MC68TVMAGIC) \
48                    && ((x).f_magic != MC68KROMAGIC) \
49                    && ((x).f_magic != MC68KPGMAGIC) \
50                    && ((x).f_magic != M68MAGIC) \
51                    && ((x).f_magic != M68TVMAGIC) \
52                    && ((x).f_magic != LYNXCOFFMAGIC))
53
54/* Magic numbers for the a.out header.  */
55
56#define PAGEMAGICEXECSWAPPED  0407 /* executable (swapped) */
57#define PAGEMAGICPEXECSWAPPED 0410 /* pure executable (swapped) */
58#define PAGEMAGICPEXECTSHLIB  0443 /* pure executable (target shared library) */
59#define PAGEMAGICPEXECPAGED   0413 /* pure executable (paged) */
60
61/********************** RELOCATION DIRECTIVES **********************/
62
63struct external_reloc
64{
65  char r_vaddr[4];
66  char r_symndx[4];
67  char r_type[2];
68#ifdef M68K_COFF_OFFSET
69  char r_offset[4];
70#endif
71};
72
73#define RELOC struct external_reloc
74
75#ifdef M68K_COFF_OFFSET
76#define RELSZ 14
77#else
78#define RELSZ 10
79#endif
80
81#endif /* GNU_COFF_M68K_H */
82