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/* $NetBSD: exec_ecoff.h,v 1.21 2017/02/23 18:54:30 christos 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>
#ifdef ECOFF32_PAD
typedef uint32_t ecoff32_addr;
typedef uint32_t ecoff32_off;
typedef uint32_t ecoff32_ulong;
typedef int32_t ecoff32_long;
typedef uint32_t ecoff32_uint;
typedef int32_t ecoff32_int;
typedef uint16_t ecoff32_ushort;
typedef int16_t ecoff32_short;
typedef uint8_t ecoff32_ubyte;
typedef int8_t ecoff32_byte;
struct ecoff32_filehdr {
ecoff32_ushort f_magic; /* magic number */
ecoff32_ushort f_nscns; /* # of sections */
ecoff32_uint f_timdat; /* time and date stamp */
ecoff32_ulong f_symptr; /* file offset of symbol table */
ecoff32_uint f_nsyms; /* # of symbol table entries */
ecoff32_ushort f_opthdr; /* sizeof the optional header */
ecoff32_ushort f_flags; /* flags??? */
};
struct ecoff32_aouthdr {
ecoff32_ushort magic;
ecoff32_ushort vstamp;
ECOFF32_PAD
ecoff32_ulong tsize;
ecoff32_ulong dsize;
ecoff32_ulong bsize;
ecoff32_ulong entry;
ecoff32_ulong text_start;
ecoff32_ulong data_start;
ecoff32_ulong bss_start;
ECOFF32_MACHDEP;
};
struct ecoff32_scnhdr { /* needed for size info */
char s_name[8]; /* name */
ecoff32_ulong s_paddr; /* physical addr? for ROMing?*/
ecoff32_ulong s_vaddr; /* virtual addr? */
ecoff32_ulong s_size; /* size */
ecoff32_ulong s_scnptr; /* file offset of raw data */
ecoff32_ulong s_relptr; /* file offset of reloc data */
ecoff32_ulong s_lnnoptr; /* file offset of line data */
ecoff32_ushort s_nreloc; /* # of relocation entries */
ecoff32_ushort s_nlnno; /* # of line entries */
ecoff32_uint s_flags; /* flags */
};
struct ecoff32_exechdr {
struct ecoff32_filehdr f;
struct ecoff32_aouthdr a;
};
#define ECOFF32_HDR_SIZE (sizeof(struct ecoff32_exechdr))
#define ECOFF32_TXTOFF(ep) \
((ep)->a.magic == ECOFF_ZMAGIC ? 0 : \
ECOFF_ROUND(ECOFF32_HDR_SIZE + (ep)->f.f_nscns * \
sizeof(struct ecoff32_scnhdr), ECOFF32_SEGMENT_ALIGNMENT(ep)))
#define ECOFF32_DATOFF(ep) \
(ECOFF_BLOCK_ALIGN((ep), ECOFF32_TXTOFF(ep) + (ep)->a.tsize))
#define ECOFF32_SEGMENT_ALIGN(ep, value) \
(ECOFF_ROUND((value), ((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_LDPGSZ : \
ECOFF32_SEGMENT_ALIGNMENT(ep))))
#endif
struct ecoff_filehdr {
u_short f_magic; /* magic number */
u_short f_nscns; /* # of sections */
u_int f_timdat; /* time and date stamp */
u_long f_symptr; /* file offset of symbol table */
u_int f_nsyms; /* # of symbol table entries */
u_short f_opthdr; /* sizeof the optional header */
u_short f_flags; /* flags??? */
};
struct ecoff_aouthdr {
u_short magic;
u_short vstamp;
ECOFF_PAD
u_long tsize;
u_long dsize;
u_long bsize;
u_long entry;
u_long text_start;
u_long data_start;
u_long bss_start;
ECOFF_MACHDEP;
};
struct ecoff_scnhdr { /* needed for size info */
char s_name[8]; /* name */
u_long s_paddr; /* physical addr? for ROMing?*/
u_long s_vaddr; /* virtual addr? */
u_long s_size; /* size */
u_long s_scnptr; /* file offset of raw data */
u_long s_relptr; /* file offset of reloc data */
u_long s_lnnoptr; /* file offset of line data */
u_short s_nreloc; /* # of relocation entries */
u_short s_nlnno; /* # of line entries */
u_int s_flags; /* flags */
};
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(struct lwp *, struct exec_package *);
int cpu_exec_ecoff_probe(struct lwp *, struct exec_package *);
void cpu_exec_ecoff_setregs(struct lwp *, struct exec_package *, vaddr_t);
int exec_ecoff_prep_omagic(struct lwp *, struct exec_package *,
struct ecoff_exechdr *, struct vnode *);
int exec_ecoff_prep_nmagic(struct lwp *, struct exec_package *,
struct ecoff_exechdr *, struct vnode *);
int exec_ecoff_prep_zmagic(struct lwp *, struct exec_package *,
struct ecoff_exechdr *, struct vnode *);
#endif /* _KERNEL */
#endif /* !_SYS_EXEC_ECOFF_H_ */
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