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Re: Trying to compile binutils 2.15 for BSD/OS 4.3.1


On Mon, Jan 17, 2005 at 09:46:27AM -0700, The Doctor wrote:
> On Mon, Jan 17, 2005 at 04:02:17PM +0000, Nick Clifton wrote:
> > Hi,
> > 
> > >>>Now that that is settled,  I was wondering what would it take
> > >>>to 'correct' BSD/OS 4.X + from being a.out and shift it to elf?
> > 
> > It appears that the patch to gas/configure was the problem.  Using the 
> > attached patch I was able to build a toolchain configured as 
> > --target=i386-unknown-bsdi which produces ELF format binaries.
> > 
> > Cheers
> >   Nick
> > 
> > 
> 
> > Index: gas/configure.tgt
> > ===================================================================
> > RCS file: /cvs/src/src/gas/configure.tgt,v
> > retrieving revision 1.2
> > diff -c -3 -p -r1.2 configure.tgt
> > *** gas/configure.tgt	6 Jan 2005 16:13:48 -0000	1.2
> > --- gas/configure.tgt	17 Jan 2005 15:51:02 -0000
> > *************** case ${generic_target} in
> > *** 178,183 ****
> > --- 178,184 ----
> >     i386-*-coff)				fmt=coff ;;
> >     i386-*-elf)				fmt=elf ;;
> >     i386-*-kaos*)				fmt=elf ;;
> > +   i386-*-bsdi*)                         fmt=elf ;;
> >     i386-*-bsd*)				fmt=aout em=386bsd ;;
> >     i386-*-netbsd0.8)			fmt=aout em=386bsd ;;
> >     i386-*-netbsdpe*)			fmt=coff em=pe ;;
> > Index: ld/Makefile.am
> > ===================================================================
> > RCS file: /cvs/src/src/ld/Makefile.am,v
> > retrieving revision 1.168
> > diff -c -3 -p -r1.168 Makefile.am
> > *** ld/Makefile.am	6 Jan 2005 16:18:24 -0000	1.168
> > --- ld/Makefile.am	17 Jan 2005 15:51:07 -0000
> > *************** ALL_EMULATIONS = \
> > *** 220,225 ****
> > --- 220,226 ----
> >   	ei386aout.o \
> >   	ei386beos.o \
> >   	ei386bsd.o \
> > + 	ei386bsdi.o \
> >   	ei386coff.o \
> >   	ei386go32.o \
> >   	ei386linux.o \
> > *************** ei386beos.c: $(srcdir)/emulparams/i386be
> > *** 964,969 ****
> > --- 965,973 ----
> >   ei386bsd.c: $(srcdir)/emulparams/i386bsd.sh \
> >     $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS}
> >   	${GENSCRIPTS} i386bsd "$(tdir_i386bsd)"
> > + ei386bsdi.c: $(srcdir)/emulparams/i386bsdi.sh \
> > +   $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS}
> > + 	${GENSCRIPTS} i386bsdi.c "$(tdir_i386bsdi)"
> >   ei386coff.c: $(srcdir)/emulparams/i386coff.sh \
> >     $(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/i386coff.sc ${GEN_DEPENDS}
> >   	${GENSCRIPTS} i386coff "$(tdir_i386coff)"
> > Index: ld/configure.tgt
> > ===================================================================
> > RCS file: /cvs/src/src/ld/configure.tgt,v
> > retrieving revision 1.162
> > diff -c -3 -p -r1.162 configure.tgt
> > *** ld/configure.tgt	6 Jan 2005 16:18:24 -0000	1.162
> > --- ld/configure.tgt	17 Jan 2005 15:51:07 -0000
> > *************** i[3-7]86-*-rtems*)	targ_emul=elf_i386 ;;
> > *** 149,155 ****
> >   i[3-7]86-*-aros*)	targ_emul=elf_i386 ;;
> >   i[3-7]86-*-bsd)		targ_emul=i386bsd ;;
> >   i[3-7]86-*-bsd386)	targ_emul=i386bsd ;;
> > ! i[3-7]86-*-bsdi*)	targ_emul=i386bsd ;;
> >   i[3-7]86-*-aout)	targ_emul=i386aout ;;
> >   i[3-7]86-*-linux*aout*)	targ_emul=i386linux
> >   			targ_extra_emuls=elf_i386
> > --- 149,155 ----
> >   i[3-7]86-*-aros*)	targ_emul=elf_i386 ;;
> >   i[3-7]86-*-bsd)		targ_emul=i386bsd ;;
> >   i[3-7]86-*-bsd386)	targ_emul=i386bsd ;;
> > ! i[3-7]86-*-bsdi*)	targ_emul=elf_i386;;
> >   i[3-7]86-*-aout)	targ_emul=i386aout ;;
> >   i[3-7]86-*-linux*aout*)	targ_emul=i386linux
> >   			targ_extra_emuls=elf_i386
> > Index: bfd/config.bfd
> > ===================================================================
> > RCS file: /cvs/src/src/bfd/config.bfd,v
> > retrieving revision 1.180
> > diff -c -3 -p -r1.180 config.bfd
> > *** bfd/config.bfd	6 Jan 2005 16:18:18 -0000	1.180
> > --- bfd/config.bfd	17 Jan 2005 15:51:07 -0000
> > *************** case "${targ}" in
> > *** 482,487 ****
> > --- 482,491 ----
> >       targ_defvec=i386dynix_vec
> >       targ_underscore=yes
> >       ;;
> > +   i[3456]86-*-bsdi*)
> > +     targ_defvec=bfd_elf32_i386_vec
> > +     targ_selvecs=i386bsd_vec
> > +     ;;
> >     i[3-7]86-*-bsd*)
> >       targ_defvec=i386bsd_vec
> >       targ_underscore=yes
> > Index: bfd/configure.in
> > ===================================================================
> > RCS file: /cvs/src/src/bfd/configure.in,v
> > retrieving revision 1.166
> > diff -c -3 -p -r1.166 configure.in
> > *** bfd/configure.in	6 Jan 2005 16:18:20 -0000	1.166
> > --- bfd/configure.in	17 Jan 2005 15:51:08 -0000
> > *************** changequote([,])dnl
> > *** 205,211 ****
> >   changequote(,)dnl
> >     i[3-7]86-*-bsdi)
> >   changequote([,])dnl
> > ! 	COREFILE=
> >   	;;
> >   changequote(,)dnl
> >     i[3-7]86-*-bsd* | i[3-7]86-*-freebsd[123] | i[3-7]86-*-freebsd[123]\.* | i[3-7]86-*-freebsd4\.[01234] | i[3-7]86-*-freebsd4\.[01234]\.* | i[3-7]86-*-freebsd*aout*)
> > --- 205,214 ----
> >   changequote(,)dnl
> >     i[3-7]86-*-bsdi)
> >   changequote([,])dnl
> > ! 	# XXX - we MUST supply a core-dump file reader even
> > ! 	# though this version of libbfd is not used by gdb.
> > ! 	COREFILE=bsdi-core.lo
> > ! 	TRAD_HEADER='"hosts/i386bsdi.h"'
> >   	;;
> >   changequote(,)dnl
> >     i[3-7]86-*-bsd* | i[3-7]86-*-freebsd[123] | i[3-7]86-*-freebsd[123]\.* | i[3-7]86-*-freebsd4\.[01234] | i[3-7]86-*-freebsd4\.[01234]\.* | i[3-7]86-*-freebsd*aout*)
> > Index: bfd/i386bsd.c
> > ===================================================================
> > RCS file: /cvs/src/src/bfd/i386bsd.c,v
> > retrieving revision 1.3
> > diff -c -3 -p -r1.3 i386bsd.c
> > *** bfd/i386bsd.c	2 Oct 2001 05:58:41 -0000	1.3
> > --- bfd/i386bsd.c	17 Jan 2005 15:51:09 -0000
> > *************** Foundation, Inc., 59 Temple Place - Suit
> > *** 47,50 ****
> > --- 47,153 ----
> >   #include "libbfd.h"
> >   #include "libaout.h"
> >   
> > + #ifdef __bsdi__
> > + 
> > + #include "aout/aout64.h"
> > + 
> > + #define	MY_callback	MY(callback)
> > + 
> > + static const bfd_target *
> > + MY(callback) (bfd *abfd)
> > + {
> > +   struct internal_exec *execp = exec_hdr (abfd);
> > +   unsigned int arch_align_power;
> > +   unsigned long arch_align;
> > + 
> > +   /* Calculate the file positions of the parts of a newly read aout header.  */
> > +   obj_textsec (abfd)->_raw_size = N_TXTSIZE (*execp);
> > + 
> > +   /* The virtual memory addresses of the sections.  */
> > +   obj_textsec (abfd)->vma = N_TXTADDR (*execp);
> > +   obj_datasec (abfd)->vma = N_DATADDR (*execp);
> > +   obj_bsssec  (abfd)->vma = N_BSSADDR (*execp);
> > + 
> > +   /* Check for kernel binaries.  */
> > +   if ((execp->a_entry & 0xff000000) != 0)
> > +     {
> > +       bfd_vma adjust;
> > + 
> > +       adjust = execp->a_entry - obj_textsec (abfd)->vma;
> > +       /* Adjust only by whole pages.  */
> > +       adjust &= ~(TARGET_PAGE_SIZE - 1);
> > +       obj_textsec (abfd)->vma += adjust;
> > +       obj_datasec (abfd)->vma += adjust;
> > +       obj_bsssec (abfd)->vma += adjust;
> > +     }
> > + 
> > +   /* Set the load addresses to be the same as the virtual addresses.  */
> > +   obj_textsec (abfd)->lma = obj_textsec (abfd)->vma;
> > +   obj_datasec (abfd)->lma = obj_datasec (abfd)->vma;
> > +   obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma;
> > + 
> > +   /* The file offsets of the sections.  */
> > +   obj_textsec (abfd)->filepos = N_TXTOFF (*execp);
> > +   obj_datasec (abfd)->filepos = N_DATOFF (*execp);
> > + 
> > +   /* The file offsets of the relocation info.  */
> > +   obj_textsec (abfd)->rel_filepos = N_TRELOFF (*execp);
> > +   obj_datasec (abfd)->rel_filepos = N_DRELOFF (*execp);
> > + 
> > +   /* The file offsets of the string table and symbol table.  */
> > +   obj_sym_filepos (abfd) = N_SYMOFF (*execp);
> > +   obj_str_filepos (abfd) = N_STROFF (*execp);
> > + 
> > +   /* Determine the architecture and machine type of the object file.  */
> > + #ifdef SET_ARCH_MACH
> > +   SET_ARCH_MACH (abfd, *execp);
> > + #else
> > +   bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0);
> > + #endif
> > + 
> > +   /* The number of relocation records.  This must be called after
> > +      SET_ARCH_MACH.  It assumes that SET_ARCH_MACH will set
> > +      obj_reloc_entry_size correctly, if the reloc size is not
> > +      RELOC_STD_SIZE.  */
> > +   obj_textsec (abfd)->reloc_count =
> > +     execp->a_trsize / obj_reloc_entry_size (abfd);
> > +   obj_datasec (abfd)->reloc_count =
> > +     execp->a_drsize / obj_reloc_entry_size (abfd);
> > + 
> > +   /* Now that we know the architecture, set the alignments of the
> > +      sections.  This is normally done by NAME(aout,new_section_hook),
> > +      but when the initial sections were created the architecture had
> > +      not yet been set.  However, for backward compatibility, we don't
> > +      set the alignment power any higher than as required by the size
> > +      of the section.  */
> > +   arch_align_power = bfd_get_arch_info (abfd)->section_align_power;
> > +   arch_align = 1 << arch_align_power;
> > + 
> > +   if ((BFD_ALIGN (obj_textsec (abfd)->_raw_size, arch_align)
> > +        == obj_textsec (abfd)->_raw_size)
> > +       && (BFD_ALIGN (obj_datasec (abfd)->_raw_size, arch_align)
> > +         == obj_datasec (abfd)->_raw_size)
> > +       && (BFD_ALIGN (obj_bsssec (abfd)->_raw_size, arch_align)
> > +         == obj_bsssec (abfd)->_raw_size))
> > +     {
> > +       obj_textsec (abfd)->alignment_power = arch_align_power;
> > +       obj_datasec (abfd)->alignment_power = arch_align_power;
> > +       obj_bsssec (abfd)->alignment_power = arch_align_power;
> > +     }
> > + 
> > +   return abfd->xvec;
> > + }
> > + 
> > + /* Make QMAGIC be the default output format.  */
> > + 
> > + static boolean
> > + i386bsd_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
> > + {
> > +   obj_aout_subformat (abfd) = q_magic_format;
> > +   return NAME(aout,final_link) (abfd, info, MY_final_link_callback);
> > + }
> > + 
> > + #define	MY_bfd_final_link	i386bsd_bfd_final_link
> > + #endif
> > +   
> >   #include "aout-target.h"
> 
> 
> I spoke to the person who gave me this patch and there are some files missing.
> 
> I am trying to acquire these files.
>

Founf them on BSD/Os 5.1 binary CDs.

Contribed Source.  

Why not??  

Here are the files:

bfd/bsdi-core.c


/*      BSDI bsdi-core.c,v 1.1 2003/01/14 16:58:40 torek Exp    */

/* trying with a dummy file */



bfd/hosts/i386bsdi.h

/*      BSDI i386bsdi.h,v 1.1 2003/01/14 16:58:24 torek Exp     */

/* trying with a dummy header for now */




gas/config/te-bsdi.h


/*      BSDI te-bsdi.h,v 1.1 2003/01/14 16:35:15 torek Exp      */

#define TE_BSDI         1

#include "obj-format.h"

ld/emulparams/i386bsdi.sh

#       BSDI i386bsdi.sh,v 1.1 2003/01/14 16:48:47 torek Exp

SCRIPT_NAME=aout
OUTPUT_FORMAT="a.out-i386-bsd"
TARGET_PAGE_SIZE=0x1000
TEXT_START_ADDR=0x1020
NONPAGED_TEXT_START_ADDR=0
ARCH=i386
TEMPLATE_NAME=generic

# ??? I am not sure if I am supposed to override it this way,
# but we must force this to appear to be a "default" emulation.
EMULATION_LIBPATH=i386bsdi

--

Please add accordingly. 


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