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#!/bin/bash
#
# Copyright (C) 2013 Intel Corporation; author Matt Fleming
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, Inc., 53 Temple Place Ste 330,
# Boston MA 02111-1307, USA; either version 2 of the License, or
# (at your option) any later version; incorporated herein by reference.
#
usage()
{
echo "Usage: " $0 "[start|stop] <objdir> <outputfile> <config>" > /dev/stderr
}
if [ $# -lt 4 ]; then
usage
exit 1
fi
if [ `id -u` -ne 0 ]; then
echo $0 "must be invoked as root" > /dev/stderr
exit 1
fi
start_func()
{
dd if=/dev/zero of=$2 bs=512 count=$(((32 * 1024 * 1024)/512)) > /dev/null 2>&1
tmpdir=`mktemp -d || exit 1`
next=`losetup -f`
losetup $next $2
mkfs.vfat $next > /dev/null 2>&1
mount $next $tmpdir
mkdir -p $tmpdir/boot/syslinux
cp $3 $tmpdir/boot/syslinux/syslinux.cfg
for f in `find $1 -name "*.c32"`; do
cp $f $tmpdir/boot/syslinux
done
$1/linux/syslinux --directory /boot/syslinux --install $next > /dev/stderr
sync
echo $tmpdir $next
}
stop_func()
{
umount $1
rm -fr $1
losetup -d $2
}
case "$1" in
start)
shift
start_func $*
;;
stop)
shift
stop_func $*
;;
esac
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