xref: /src/tools/m68k-elf2aout/machine/aout_machdep.h

/*	$NetBSD: aout_machdep.h,v 1.1 2011/07/16 15:52:02 tsutsui Exp $	*/

/*
 * Copyright (c) 1993 Christopher G. Demetriou
 * 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.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission
 *
 * 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 _M68K_EXEC_H_
#define _M68K_EXEC_H_

#ifndef	AOUT_LDPGSZ
#define AOUT_LDPGSZ	8192
#endif

/*
 * Override the N_PAGSIZ() macro.
 * XXX Nicer way to do this?
 */
#undef N_PAGSIZ
#define	N_PAGSIZ(ex)	(N_GETMID((ex)) == MID_M68K4K ? 4096 : AOUT_LDPGSZ)

/* Relocation format. */
struct relocation_info_m68k {
	int r_address;			/* offset in text or data segment */
	unsigned int r_symbolnum : 24,	/* ordinal number of add symbol */
			 r_pcrel :  1,	/* 1 if value should be pc-relative */
			r_length :  2,	/* log base 2 of value's width */
			r_extern :  1,	/* 1 if need to add symbol to value */
		       r_baserel :  1,	/* linkage table relative */
		      r_jmptable :  1,	/* relocate to jump table */
		      r_relative :  1,	/* load address relative */
			  r_copy :  1;	/* run time copy */
};
#define relocation_info	relocation_info_m68k

#endif  /* _M68K_EXEC_H_ */