197 lines
5.9 KiB
C
197 lines
5.9 KiB
C
/* $NetBSD: ibcs2_exec.h,v 1.9 2000/11/21 00:37:53 jdolecek Exp $ */
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/*
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* Copyright (c) 1994, 1995, 1998 Scott Bartram
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* All rights reserved.
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*
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* adapted from sys/sys/exec_ecoff.h
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* based on Intel iBCS2
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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. 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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#ifndef _IBCS2_EXEC_H_
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#define _IBCS2_EXEC_H_
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/*
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* COFF file header
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*/
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/* f_magic flags */
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/* defined in <machine/ibcs2_machdep.h> */
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/* magic */
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#define COFF_OMAGIC 0407 /* text not write-protected; data seg
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is contiguous with text */
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#define COFF_NMAGIC 0410 /* text is write-protected; data starts
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at next seg following text */
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#define COFF_ZMAGIC 0413 /* text and data segs are aligned for
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direct paging */
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#define COFF_SMAGIC 0443 /* shared lib */
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#define COFF_SEGMENT_ALIGNMENT(fp, ap) 4
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#define IBCS2_HIGH_SYSCALL(n) (((n) & 0x7f) == 0x28 && ((n) >> 8) > 0)
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#define IBCS2_CVT_HIGH_SYSCALL(n) (((n) >> 8) + 200)
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struct exec_package;
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int exec_ibcs2_coff_makecmds __P((struct proc *, struct exec_package *));
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/*
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* x.out (XENIX)
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*/
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struct xexec {
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u_short x_magic; /* magic number */
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u_short x_ext; /* size of extended header */
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long x_text; /* ignored */
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long x_data; /* ignored */
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long x_bss; /* ignored */
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long x_syms; /* ignored */
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long x_reloc; /* ignored */
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long x_entry; /* executable entry point */
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char x_cpu; /* processor type */
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char x_relsym; /* ignored */
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u_short x_renv; /* flags */
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};
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/* x_magic flags */
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#define XOUT_MAGIC 0x0206
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/* x_cpu flags */
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#define XC_386 0x004a /* 386, word-swapped */
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/* x_renv flags */
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#define XE_V5 0xc000
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#define XE_SEG 0x0800
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#define XE_ABS 0x0400
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#define XE_ITER 0x0200
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#define XE_VMOD 0x0100
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#define XE_FPH 0x0080
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#define XE_LTEXT 0x0040
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#define XE_LDATA 0x0020
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#define XE_OVER 0x0010
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#define XE_FS 0x0008
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#define XE_PURE 0x0004
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#define XE_SEP 0x0002
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#define XE_EXEC 0x0001
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/*
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* x.out extended header
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*/
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struct xext {
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long xe_trsize; /* ignored */
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long xe_drsize; /* ignored */
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long xe_tbase; /* ignored */
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long xe_dbase; /* ignored */
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long xe_stksize; /* stack size if XE_FS set in x_renv */
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long xe_segpos; /* offset of segment table */
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long xe_segsize; /* segment table size */
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long xe_mdtpos; /* ignored */
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long xe_mdtsize; /* ignored */
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char xe_mdttype; /* ignored */
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char xe_pagesize; /* ignored */
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char xe_ostype; /* ignored */
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char xe_osvers; /* ignored */
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u_short xe_eseg; /* ignored */
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u_short xe_sres; /* ignored */
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};
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/*
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* x.out segment table
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*/
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struct xseg {
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u_short xs_type; /* segment type */
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u_short xs_attr; /* attribute flags */
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u_short xs_seg; /* segment selector number */
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char xs_align; /* ignored */
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char xs_cres; /* ignored */
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long xs_filpos; /* offset of this segment */
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long xs_psize; /* physical segment size */
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long xs_vsize; /* virtual segment size */
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long xs_rbase; /* relocation base address */
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u_short xs_noff; /* ignored */
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u_short xs_sres; /* ignored */
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long xs_lres; /* ignored */
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};
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/* xs_type flags */
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#define XS_TNULL 0 /* unused */
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#define XS_TTEXT 1 /* text (read-only) */
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#define XS_TDATA 2 /* data (read-write) */
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#define XS_TSYMS 3 /* symbol table (noload) */
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#define XS_TREL 4 /* relocation segment (noload) */
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#define XS_TSESTR 5 /* string table (noload) */
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#define XS_TGRPS 6 /* group segment (noload) */
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#define XS_TIDATA 64
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#define XS_TTSS 65
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#define XS_TLFIX 66
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#define XS_TDNAME 67
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#define XS_TDTEXT 68
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#define XS_TDFIX 69
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#define XS_TOVTAB 70
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#define XS_T71 71
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#define XS_TSYSTR 72
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/* xs_attr flags */
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#define XS_AMEM 0x8000 /* memory image */
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#define XS_AITER 0x0001 /* iteration records */
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#define XS_AHUGE 0x0002 /* unused */
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#define XS_ABSS 0x0004 /* uninitialized data */
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#define XS_APURE 0x0008 /* read-only (sharable) segment */
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#define XS_AEDOWN 0x0010 /* expand down memory segment */
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#define XS_APRIV 0x0020 /* unused */
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#define XS_A32BIT 0x0040 /* 32-bit text/data */
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/*
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* x.out iteration record
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*/
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struct xiter {
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long xi_size; /* text/data size */
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long xi_rep; /* number of replications */
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long xi_offset; /* offset within segment to replicated data */
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};
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extern const struct emul emul_ibcs2;
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#define XOUT_HDR_SIZE (sizeof(struct xexec) + sizeof(struct xext))
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int exec_ibcs2_xout_makecmds __P((struct proc *, struct exec_package *));
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#ifdef EXEC_ELF32
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#define IBCS2_ELF_AUX_ARGSIZ howmany(sizeof(Aux32Info) * 8, sizeof(char *))
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int ibcs2_elf32_probe __P((struct proc *, struct exec_package *,
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void *, char *, vaddr_t *));
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#endif
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/* following two are used for indication of executable type */
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#define IBCS2_EXEC_XENIX ((void *)0x01) /* XENIX x.out executable */
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#define IBCS2_EXEC_OTHER ((void *)0x02) /* something else */
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#endif /* !_IBCS2_EXEC_H_ */
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