echo ''
echo ' OPTION: (optional)'
echo ' -r SIZE_MB preserve some space at the bottom of the disk (only for install)'
echo ' -s enable secure boot support (default is disabled)'
echo ' -g use GPT partition style, default is MBR (only for install)'
echo ''
echo ''
echo ' OPTION: (optional)'
echo ' -r SIZE_MB preserve some space at the bottom of the disk (only for install)'
echo ' -s enable secure boot support (default is disabled)'
echo ' -g use GPT partition style, default is MBR (only for install)'
echo ''