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      1 /* $NetBSD: ecoff_machdep.h,v 1.5 1999/04/27 02:32:33 cgd Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1994 Adam Glass
      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. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by Adam Glass.
     18  * 4. The name of the Author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL Adam Glass BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #define ECOFF_LDPGSZ 4096
     35 
     36 #define ECOFF_PAD \
     37 	u_short	bldrev;					/* XXX */
     38 
     39 #define ECOFF_MACHDEP \
     40         u_int	gprmask; \
     41         u_int	fprmask; \
     42         u_long	gp_value
     43 
     44 #define ECOFF_MAGIC_ALPHA		0603
     45 #define ECOFF_MAGIC_NETBSD_ALPHA	0605
     46 #define ECOFF_BADMAG(ep)						\
     47 	((ep)->f.f_magic != ECOFF_MAGIC_ALPHA &&			\
     48 	    (ep)->f.f_magic != ECOFF_MAGIC_NETBSD_ALPHA)
     49 
     50 #define ECOFF_FLAG_EXEC			0002
     51 #define ECOFF_SEGMENT_ALIGNMENT(ep) \
     52     (((ep)->f.f_flags & ECOFF_FLAG_EXEC) == 0 ? 8 : 16)
     53 
     54 #define	ECOFF_FLAG_OBJECT_TYPE_MASK	0x3000
     55 #define		ECOFF_OBJECT_TYPE_NO_SHARED	0x1000
     56 #define		ECOFF_OBJECT_TYPE_SHARABLE	0x2000
     57 #define		ECOFF_OBJECT_TYPE_CALL_SHARED	0x3000
     58 
     59 struct ecoff_symhdr {
     60 	int16_t		magic;
     61 	int16_t		vstamp;
     62 	int32_t		lineMax;
     63 	int32_t		densenumMax;
     64 	int32_t		procMax;
     65 	int32_t		lsymMax;
     66 	int32_t		optsymMax;
     67 	int32_t		auxsymMax;
     68 	int32_t		lstrMax;
     69 	int32_t		estrMax;
     70 	int32_t		fdMax;
     71 	int32_t		rfdMax;
     72 	int32_t		esymMax;
     73 	long		linesize;
     74 	long		cbLineOffset;
     75 	long		cbDnOffset;
     76 	long		cbPdOffset;
     77 	long		cbSymOffset;
     78 	long		cbOptOffset;
     79 	long		cbAuxOffset;
     80 	long		cbSsOffset;
     81 	long		cbSsExtOffset;
     82 	long		cbFdOffset;
     83 	long		cbRfdOffset;
     84 	long		cbExtOffset;
     85 };
     86 
     87 struct ecoff_extsym {
     88 	long		es_value;
     89 	int		es_strindex;
     90 	unsigned	es_type:6;
     91 	unsigned	es_class:5;
     92 	unsigned	:1;
     93 	unsigned	es_symauxindex:20;
     94 	unsigned	es_jmptbl:1;
     95 	unsigned	es_cmain:1;
     96 	unsigned	es_weakext:1;
     97 	unsigned	:29;
     98 	int		es_indexfld;
     99 };
    100