sys/arch/m68k/include/aout_machdep.h

   1 /*      $NetBSD: aout_machdep.h,v 1.3 2001/05/18 15:34:28 fredette Exp $        */
   2
   3 /*
   4  * Copyright (c) 1993 Christopher G. Demetriou
   5  * 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  * 3. The name of the author may not be used to endorse or promote products
  16  *    derived from this software without specific prior written permission
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #ifndef _M68K_EXEC_H_
  31 #define _M68K_EXEC_H_
  32
  33 #ifndef AOUT_LDPGSZ
  34 #define AOUT_LDPGSZ     8192
  35 #endif
  36
  37 /*
  38  * Override the N_PAGSIZ() macro.
  39  * XXX Nicer way to do this?
  40  */
  41 #undef N_PAGSIZ
  42 #define N_PAGSIZ(ex)    (N_GETMID((ex)) == MID_M68K4K ? 4096 : AOUT_LDPGSZ)
  43
  44 /* Relocation format. */
  45 struct relocation_info_m68k {
  46         int r_address;                  /* offset in text or data segment */
  47         unsigned int r_symbolnum : 24,  /* ordinal number of add symbol */
  48                          r_pcrel :  1,  /* 1 if value should be pc-relative */
  49                         r_length :  2,  /* log base 2 of value's width */
  50                         r_extern :  1,  /* 1 if need to add symbol to value */
  51                        r_baserel :  1,  /* linkage table relative */
  52                       r_jmptable :  1,  /* relocate to jump table */
  53                       r_relative :  1,  /* load address relative */
  54                           r_copy :  1;  /* run time copy */
  55 };
  56 #define relocation_info relocation_info_m68k
  57
  58 #endif  /* _M68K_EXEC_H_ */