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aout_machdep.h revision 1.6 
      1 /*	$NetBSD: aout_machdep.h,v 1.6 1994/10/26 09:10:21 cgd 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 _SUN3_EXEC_H_
     31 #define _SUN3_EXEC_H_
     32 
     33 #if 0
     34 /* delete once we talk to chris */
     35 /*
     36  * the following, if defined, prepares a set of vmspace commands for
     37  * a given exectable package defined by epp.
     38  * The standard executable formats are taken care of automatically;
     39  * machine-specific ones can be defined using this function.
     40  */
     41 /*#define cpu_exec_makecmds(p,epp)        ENOEXEC*/
     42 
     43 /*
     44  * the following function/macro checks to see if a given machine
     45  * type (a_mid) field is valid for this architecture
     46  * a non-zero return value indicates that the machine type is correct.
     47  */
     48 /*#define cpu_exec_checkmid(mid) (mid == MID_SUN3)*/
     49 #endif
     50 
     51 #define __LDPGSZ	8192
     52 
     53 /* Relocation format. */
     54 struct relocation_info_sun3 {
     55 	int r_address;			/* offset in text or data segment */
     56 	unsigned int r_symbolnum : 24,	/* ordinal number of add symbol */
     57 			 r_pcrel :  1,	/* 1 if value should be pc-relative */
     58 			r_length :  2,	/* log base 2 of value's width */
     59 			r_extern :  1,	/* 1 if need to add symbol to value */
     60 		       r_baserel :  1,	/* linkage table relative */
     61 		      r_jmptable :  1,	/* relocate to jump table */
     62 		      r_relative :  1,	/* load address relative */
     63 			  r_copy :  1;	/* run time copy */
     64 };
     65 #define relocation_info	relocation_info_sun3
     66 
     67 #endif  /* _SUN3_EXEC_H_ */
     68