M68000 Bin2Elf

m68k-bin2elf.sh

#!/bin/bash

echo "==================================================================="
echo " This script can be executed under Linux or Windows (using MSys2)  "
echo " Modify GENDEV variable to fit your toolchain.                     "
echo 
echo " Linux toolchain:                                                  " 
echo " https://gist.github.com/WillSams/c4cbf6235b467d8b595693969342237e "
echo 
echo " Windows toolchain:                                                "
echo " https://gist.github.com/WillSams/f592f9d494b51119945440f7e91079b0 "
echo "==================================================================="
echo
echo
   
set -o nounset                        # unset variables are errors

SCRIPTVERSION="2019.05.12" 
SCRIPTNAME="m68k-bin2elf.sh"
SCRIPTFULLNAME="$0"
GENDEV="/opt/m68k"
BINARY=""

echoerror() { printf "\033[1;31m * ERROR\033[0m: %s\\n" "$@" 1>&2; }

usage() {
  cat << EOT
    Usage :  ${SCRIPTNAME} [options] 
    Options:
      -h  Display this message
      -v  Display script version
      -d  Location of the m68K cross compiler.  Default is /opt/m68k.
      -b  Binary.  You romfile goes here, i.e. m68k-bin2elf.sh -b nhl94.bin
EOT
}   # ----------  end of function usage  ----------

while getopts ':hvdb:' opt
do
  case "${opt}" in

    h )  usage; exit 0                                  ;;
    v )  echo "$0 -- Version $SCRIPTVERSION"; exit 0    ;;    
    d )  GENDEV=$OPTARG                                 ;;  
    b )  BINARY=$OPTARG                                 ;;

    \?)  echo
          echoerror "Option does not exist : $OPTARG"
          usage
          exit 1
        ;;

  esac    # --- end of case ---
done
shift $((OPTIND-1))

LD=$GENDEV/bin/m68k-elf-ld
READELF=$GENDEV/bin/m68k-elf-readelf
OBJCOPY=$GENDEV/bin/m68k-elf-objcopy
LDFLAGS="-O1 -static -nostdlib" 

$OBJCOPY -B m68k -I binary -O elf32-m68k $BINARY output.o
$LD $LDFLAGS output.o --oformat elf32-m68k -o output.elf || echoerror " 'output.elf' not created."
				
#*****************************************************************************
echo "$SCRIPTFULLNAME ($SCRIPTVERSION) complete."