#! /bin/sh
#
#  Script for pc386 BSP to convert ELF files to GRUB bootable images
#

if [ "X${RTEMS_MAKEFILE_PATH}" = "X" ] ; then
  echo RTEMS_MAKEFILE_PATH is not set 
  exit 1
fi

BSPINC=${RTEMS_MAKEFILE_PATH}/Makefile.inc
if [ ! -r ${BSPINC} ] ; then
  echo "${BSPINC} does not exist."
  echo "Is your BSP installed?"
  exit 1
fi

OBJCOPY=`grep ^OBJCOPY_FOR_TARGET ${BSPINC} | cut -d'=' -f2`

set -x

if [ $# -ne 2 ] ; then
  echo "Usage: $0 elf_file boot_file"
  exit 1
fi
if [ ! -r ${BSPINC} ] ; then
  echo "${BSPINC} does not exist."
  echo "Is your BSP installed?"
  exit 1
fi

echo ${OBJCOPY}
elf=${1}
bt=${2}

tmpbin=${elf}.bin
tmpbin=${elf}.bin
exit 0

# Constants for relocating
HEADERADDR=0x00097E00
START16FILE=$(RTEMS_MAKEFILE_PATH)/lib/start16.bin
START16ADDR=0x00097C00
RELOCADDR=0x00100000

# Tool helpers
${OBJCOPY} -O elf32-i386 \
  --remove-section=.rodata \
  --remove-section=.comment \
  --remove-section=.note \
  --strip-unneeded ${MAIN}.obj $@
${OBJCOPY} -O binary ${MAIN}.obj ${MAIN}.bin
${RTEMS_MAKEFILE_PATH}/build-tools/bin2boot -v \
  ${MAIN}.bt ${HEADERADDR} \
  ${START16FILE} ${START16ADDR} 0 ${MAIN}.bin ${RELOCADDR} 0

exit 0