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/* gxemul: $Id: exec_ecoff.h,v 1.3 2005/03/05 12:34:02 debug Exp $ */ |
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/* $NetBSD: exec_ecoff.h,v 1.12 2000/11/21 00:37:56 jdolecek Exp $ */ |
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|
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/* |
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* Copyright (c) 1994 Adam Glass |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* This product includes software developed by Adam Glass. |
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* 4. The name of the author may not be used to endorse or promote products |
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* derived from this software without specific prior written permission |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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|
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#ifndef _SYS_EXEC_ECOFF_H_ |
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#define _SYS_EXEC_ECOFF_H_ |
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|
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/* #include <machine/ecoff_machdep.h> */ |
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#include "exec_ecoff_mips.h" |
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|
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struct ecoff_filehdr { |
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uint16_t f_magic; /* magic number */ /* u_short */ |
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uint16_t f_nscns; /* # of sections */ /* u_short */ |
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uint32_t f_timdat; /* time and date stamp */ /* u_int */ |
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uint32_t f_symptr; /* file offset of symbol table */ /* u_long */ |
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uint32_t f_nsyms; /* # of symbol table entries */ /* u_int */ |
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uint16_t f_opthdr; /* sizeof the optional header */ /* u_short */ |
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uint16_t f_flags; /* flags??? */ /* u_short */ |
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}; |
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/* original netbsd types ----^ */ |
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|
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struct ecoff_aouthdr { |
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u_short magic; /* u_short */ |
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u_short vstamp; /* u_short */ |
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ECOFF_PAD |
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uint32_t tsize; /* u_long */ |
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uint32_t dsize; /* u_long */ |
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uint32_t bsize; /* u_long */ |
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uint32_t entry; /* u_long */ |
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uint32_t text_start; /* u_long */ |
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uint32_t data_start; /* u_long */ |
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uint32_t bss_start; /* u_long */ |
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ECOFF_MACHDEP; |
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}; |
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|
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struct ecoff_scnhdr { /* needed for size info */ |
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char s_name[8]; /* name */ |
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uint32_t s_paddr; /* physical addr? for ROMing?*/ /* u_long */ |
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uint32_t s_vaddr; /* virtual addr? */ /* u_long */ |
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uint32_t s_size; /* size */ /* u_long */ |
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uint32_t s_scnptr; /* file offset of raw data */ /* u_long */ |
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uint32_t s_relptr; /* file offset of reloc data */ /* u_long */ |
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uint32_t s_lnnoptr; /* file offset of line data */ /* u_long */ |
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uint16_t s_nreloc; /* # of relocation entries */ /* u_short */ |
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uint16_t s_nlnno; /* # of line entries */ /* u_short */ |
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uint32_t s_flags; /* flags */ /* u_int */ |
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}; |
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|
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struct ecoff_exechdr { |
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struct ecoff_filehdr f; |
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struct ecoff_aouthdr a; |
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}; |
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|
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#define ECOFF_HDR_SIZE (sizeof(struct ecoff_exechdr)) |
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|
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#define ECOFF_OMAGIC 0407 |
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#define ECOFF_NMAGIC 0410 |
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#define ECOFF_ZMAGIC 0413 |
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|
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#define ECOFF_ROUND(value, by) \ |
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(((value) + (by) - 1) & ~((by) - 1)) |
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|
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#define ECOFF_BLOCK_ALIGN(ep, value) \ |
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((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_ROUND((value), ECOFF_LDPGSZ) : \ |
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(value)) |
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|
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#define ECOFF_TXTOFF(ep) \ |
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((ep)->a.magic == ECOFF_ZMAGIC ? 0 : \ |
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ECOFF_ROUND(ECOFF_HDR_SIZE + (ep)->f.f_nscns * \ |
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sizeof(struct ecoff_scnhdr), ECOFF_SEGMENT_ALIGNMENT(ep))) |
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|
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#define ECOFF_DATOFF(ep) \ |
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(ECOFF_BLOCK_ALIGN((ep), ECOFF_TXTOFF(ep) + (ep)->a.tsize)) |
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|
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#define ECOFF_SEGMENT_ALIGN(ep, value) \ |
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(ECOFF_ROUND((value), ((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_LDPGSZ : \ |
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ECOFF_SEGMENT_ALIGNMENT(ep)))) |
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|
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#ifdef _KERNEL |
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int exec_ecoff_makecmds __P((struct proc *, struct exec_package *)); |
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int exec_ecoff_setup_stack __P((struct proc *, struct exec_package *)); |
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int cpu_exec_ecoff_probe __P((struct proc *, struct exec_package *)); |
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void cpu_exec_ecoff_setregs __P((struct proc *, struct exec_package *, |
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u_long)); |
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|
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int exec_ecoff_prep_omagic __P((struct proc *, struct exec_package *, |
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struct ecoff_exechdr *, struct vnode *)); |
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int exec_ecoff_prep_nmagic __P((struct proc *, struct exec_package *, |
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struct ecoff_exechdr *, struct vnode *)); |
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int exec_ecoff_prep_zmagic __P((struct proc *, struct exec_package *, |
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struct ecoff_exechdr *, struct vnode *)); |
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|
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#endif /* _KERNEL */ |
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#endif /* !_SYS_EXEC_ECOFF_H_ */ |
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