/* $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 #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_ */