src/include/exec_ecoff.h

/*  gxemul: $Id: exec_ecoff.h,v 1.3 2005/03/05 12:34:02 debug Exp $  */
/*      $NetBSD: exec_ecoff.h,v 1.12 2000/11/21 00:37:56 jdolecek Exp $ */

/*
 * Copyright (c) 1994 Adam Glass
 * 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. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by Adam Glass.
 * 4. 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 _SYS_EXEC_ECOFF_H_
#define _SYS_EXEC_ECOFF_H_

/*  #include <machine/ecoff_machdep.h>  */
#include "exec_ecoff_mips.h"

struct ecoff_filehdr {
        uint16_t f_magic;       /* magic number */                      /*  u_short  */
        uint16_t f_nscns;       /* # of sections */                     /*  u_short  */
        uint32_t f_timdat;      /* time and date stamp */               /*  u_int  */
        uint32_t f_symptr;      /* file offset of symbol table */       /*  u_long  */
        uint32_t f_nsyms;       /* # of symbol table entries */         /*  u_int  */
        uint16_t f_opthdr;      /* sizeof the optional header */        /*  u_short  */
        uint16_t f_flags;       /* flags??? */                          /*  u_short  */
};
                                                /*  original netbsd types ----^  */

struct ecoff_aouthdr {
        u_short magic;          /*  u_short  */
        u_short vstamp;         /*  u_short  */
        ECOFF_PAD
        uint32_t tsize;         /*  u_long  */
        uint32_t dsize;         /*  u_long  */
        uint32_t bsize;         /*  u_long  */
        uint32_t entry;         /*  u_long  */
        uint32_t text_start;    /*  u_long  */
        uint32_t data_start;    /*  u_long  */
        uint32_t bss_start;     /*  u_long  */
        ECOFF_MACHDEP;
};

struct ecoff_scnhdr {           /* needed for size info */
        char     s_name[8];     /* name */
        uint32_t s_paddr;       /* physical addr? for ROMing?*/         /*  u_long  */
        uint32_t s_vaddr;       /* virtual addr? */                     /*  u_long  */
        uint32_t s_size;                /* size */                              /*  u_long  */
        uint32_t s_scnptr;      /* file offset of raw data */           /*  u_long  */
        uint32_t s_relptr;      /* file offset of reloc data */         /*  u_long  */
        uint32_t s_lnnoptr;     /* file offset of line data */          /*  u_long  */
        uint16_t s_nreloc;      /* # of relocation entries */           /*  u_short  */
        uint16_t s_nlnno;       /* # of line entries */                 /*  u_short  */
        uint32_t s_flags;       /* flags */                             /*  u_int  */
};

struct ecoff_exechdr {
        struct ecoff_filehdr f;
        struct ecoff_aouthdr a;
};

#define ECOFF_HDR_SIZE (sizeof(struct ecoff_exechdr))

#define ECOFF_OMAGIC 0407
#define ECOFF_NMAGIC 0410
#define ECOFF_ZMAGIC 0413

#define ECOFF_ROUND(value, by) \
        (((value) + (by) - 1) & ~((by) - 1))

#define ECOFF_BLOCK_ALIGN(ep, value) \
        ((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_ROUND((value), ECOFF_LDPGSZ) : \
         (value))

#define ECOFF_TXTOFF(ep) \
        ((ep)->a.magic == ECOFF_ZMAGIC ? 0 : \
         ECOFF_ROUND(ECOFF_HDR_SIZE + (ep)->f.f_nscns * \
                     sizeof(struct ecoff_scnhdr), ECOFF_SEGMENT_ALIGNMENT(ep)))

#define ECOFF_DATOFF(ep) \
        (ECOFF_BLOCK_ALIGN((ep), ECOFF_TXTOFF(ep) + (ep)->a.tsize))

#define ECOFF_SEGMENT_ALIGN(ep, value) \
        (ECOFF_ROUND((value), ((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_LDPGSZ : \
         ECOFF_SEGMENT_ALIGNMENT(ep))))

#ifdef _KERNEL
int     exec_ecoff_makecmds __P((struct proc *, struct exec_package *));
int     exec_ecoff_setup_stack __P((struct proc *, struct exec_package *));
int     cpu_exec_ecoff_probe __P((struct proc *, struct exec_package *));
void    cpu_exec_ecoff_setregs __P((struct proc *, struct exec_package *,
            u_long));

int     exec_ecoff_prep_omagic __P((struct proc *, struct exec_package *,
            struct ecoff_exechdr *, struct vnode *));
int     exec_ecoff_prep_nmagic __P((struct proc *, struct exec_package *,
            struct ecoff_exechdr *, struct vnode *));
int     exec_ecoff_prep_zmagic __P((struct proc *, struct exec_package *,
            struct ecoff_exechdr *, struct vnode *));

#endif /* _KERNEL */
#endif /* !_SYS_EXEC_ECOFF_H_ */
1	dpavlin	4	/* gxemul: $Id: exec_ecoff.h,v 1.3 2005/03/05 12:34:02 debug Exp $ */
2			/* $NetBSD: exec_ecoff.h,v 1.12 2000/11/21 00:37:56 jdolecek Exp $ */
3
4			/*
5			* Copyright (c) 1994 Adam Glass
6			* All rights reserved.
7			*
8			* Redistribution and use in source and binary forms, with or without
9			* modification, are permitted provided that the following conditions
10			* are met:
11			* 1. Redistributions of source code must retain the above copyright
12			* notice, this list of conditions and the following disclaimer.
13			* 2. Redistributions in binary form must reproduce the above copyright
14			* notice, this list of conditions and the following disclaimer in the
15			* documentation and/or other materials provided with the distribution.
16			* 3. All advertising materials mentioning features or use of this software
17			* must display the following acknowledgement:
18			* This product includes software developed by Adam Glass.
19			* 4. The name of the author may not be used to endorse or promote products
20			* derived from this software without specific prior written permission
21			*
22			* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23			* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24			* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25			* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26			* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27			* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28			* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29			* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30			* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31			* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32			*/
33
34			#ifndef _SYS_EXEC_ECOFF_H_
35			#define _SYS_EXEC_ECOFF_H_
36
37			/* #include <machine/ecoff_machdep.h> */
38			#include "exec_ecoff_mips.h"
39
40			struct ecoff_filehdr {
41			uint16_t f_magic; /* magic number / / u_short */
42			uint16_t f_nscns; /* # of sections / / u_short */
43			uint32_t f_timdat; /* time and date stamp / / u_int */
44			uint32_t f_symptr; /* file offset of symbol table / / u_long */
45			uint32_t f_nsyms; /* # of symbol table entries / / u_int */
46			uint16_t f_opthdr; /* sizeof the optional header / / u_short */
47			uint16_t f_flags; /* flags??? / / u_short */
48			};
49			/* original netbsd types ----^ */
50
51			struct ecoff_aouthdr {
52			u_short magic; /* u_short */
53			u_short vstamp; /* u_short */
54			ECOFF_PAD
55			uint32_t tsize; /* u_long */
56			uint32_t dsize; /* u_long */
57			uint32_t bsize; /* u_long */
58			uint32_t entry; /* u_long */
59			uint32_t text_start; /* u_long */
60			uint32_t data_start; /* u_long */
61			uint32_t bss_start; /* u_long */
62			ECOFF_MACHDEP;
63			};
64
65			struct ecoff_scnhdr { /* needed for size info */
66			char s_name[8]; /* name */
67			uint32_t s_paddr; /* physical addr? for ROMing?/ / u_long */
68			uint32_t s_vaddr; /* virtual addr? / / u_long */
69			uint32_t s_size; /* size / / u_long */
70			uint32_t s_scnptr; /* file offset of raw data / / u_long */
71			uint32_t s_relptr; /* file offset of reloc data / / u_long */
72			uint32_t s_lnnoptr; /* file offset of line data / / u_long */
73			uint16_t s_nreloc; /* # of relocation entries / / u_short */
74			uint16_t s_nlnno; /* # of line entries / / u_short */
75			uint32_t s_flags; /* flags / / u_int */
76			};
77
78			struct ecoff_exechdr {
79			struct ecoff_filehdr f;
80			struct ecoff_aouthdr a;
81			};
82
83			#define ECOFF_HDR_SIZE (sizeof(struct ecoff_exechdr))
84
85			#define ECOFF_OMAGIC 0407
86			#define ECOFF_NMAGIC 0410
87			#define ECOFF_ZMAGIC 0413
88
89			#define ECOFF_ROUND(value, by) \
90			(((value) + (by) - 1) & ~((by) - 1))
91
92			#define ECOFF_BLOCK_ALIGN(ep, value) \
93			((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_ROUND((value), ECOFF_LDPGSZ) : \
94			(value))
95
96			#define ECOFF_TXTOFF(ep) \
97			((ep)->a.magic == ECOFF_ZMAGIC ? 0 : \
98			ECOFF_ROUND(ECOFF_HDR_SIZE + (ep)->f.f_nscns * \
99			sizeof(struct ecoff_scnhdr), ECOFF_SEGMENT_ALIGNMENT(ep)))
100
101			#define ECOFF_DATOFF(ep) \
102			(ECOFF_BLOCK_ALIGN((ep), ECOFF_TXTOFF(ep) + (ep)->a.tsize))
103
104			#define ECOFF_SEGMENT_ALIGN(ep, value) \
105			(ECOFF_ROUND((value), ((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_LDPGSZ : \
106			ECOFF_SEGMENT_ALIGNMENT(ep))))
107
108			#ifdef _KERNEL
109			int exec_ecoff_makecmds __P((struct proc , struct exec_package ));
110			int exec_ecoff_setup_stack __P((struct proc , struct exec_package ));
111			int cpu_exec_ecoff_probe __P((struct proc , struct exec_package ));
112			void cpu_exec_ecoff_setregs __P((struct proc , struct exec_package ,
113			u_long));
114
115			int exec_ecoff_prep_omagic __P((struct proc , struct exec_package ,
116			struct ecoff_exechdr , struct vnode ));
117			int exec_ecoff_prep_nmagic __P((struct proc , struct exec_package ,
118			struct ecoff_exechdr , struct vnode ));
119			int exec_ecoff_prep_zmagic __P((struct proc , struct exec_package ,
120			struct ecoff_exechdr , struct vnode ));
121
122			#endif /* _KERNEL */
123			#endif /* !_SYS_EXEC_ECOFF_H_ */