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  1. /* coff information for M68K
  2.    
  3.    Copyright (C) 2001-2015 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 3 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,
  18.    MA 02110-1301, USA.  */
  19.  
  20. #ifndef GNU_COFF_M68K_H
  21. #define GNU_COFF_M68K_H 1
  22.  
  23. #define L_LNNO_SIZE 2
  24. #include "coff/external.h"
  25.  
  26. /* Motorola 68000/68008/68010/68020 */
  27. #define MC68MAGIC       0520
  28. #define MC68KWRMAGIC    0520    /* writeable text segments */
  29. #define MC68TVMAGIC     0521
  30. #define MC68KROMAGIC    0521    /* readonly shareable text segments */
  31. #define MC68KPGMAGIC    0522    /* demand paged text segments */
  32. #define M68MAGIC        0210
  33. #define M68TVMAGIC      0211
  34.  
  35. /* This is the magic of the Bull dpx/2 */
  36. #define MC68KBCSMAGIC   0526
  37.  
  38. /* This is Lynx's all-platform magic number for executables. */
  39.  
  40. #define LYNXCOFFMAGIC   0415
  41.  
  42. #define OMAGIC M68MAGIC
  43.  
  44. /* This intentionally does not include MC68KBCSMAGIC; it only includes
  45.    magic numbers which imply that names do not have underscores.  */
  46. #define M68KBADMAG(x) (((x).f_magic != MC68MAGIC) \
  47.                     && ((x).f_magic != MC68KWRMAGIC) \
  48.                     && ((x).f_magic != MC68TVMAGIC) \
  49.                     && ((x).f_magic != MC68KROMAGIC) \
  50.                     && ((x).f_magic != MC68KPGMAGIC) \
  51.                     && ((x).f_magic != M68MAGIC) \
  52.                     && ((x).f_magic != M68TVMAGIC) \
  53.                     && ((x).f_magic != LYNXCOFFMAGIC))
  54.  
  55. /* Magic numbers for the a.out header.  */
  56.  
  57. #define PAGEMAGICEXECSWAPPED  0407 /* executable (swapped) */
  58. #define PAGEMAGICPEXECSWAPPED 0410 /* pure executable (swapped) */
  59. #define PAGEMAGICPEXECTSHLIB  0443 /* pure executable (target shared library) */
  60. #define PAGEMAGICPEXECPAGED   0413 /* pure executable (paged) */
  61.  
  62. /********************** RELOCATION DIRECTIVES **********************/
  63.  
  64. struct external_reloc
  65. {
  66.   char r_vaddr[4];
  67.   char r_symndx[4];
  68.   char r_type[2];
  69. #ifdef M68K_COFF_OFFSET
  70.   char r_offset[4];
  71. #endif
  72. };
  73.  
  74. #define RELOC struct external_reloc
  75.  
  76. #ifdef M68K_COFF_OFFSET
  77. #define RELSZ 14
  78. #else
  79. #define RELSZ 10
  80. #endif
  81.  
  82. #endif /* GNU_COFF_M68K_H */
  83.