+ grep -q -e "jffs2" -e "squashfs" /proc/cmdline \
+ && ROOTFS="$(awk 'BEGIN { RS=" "; FS="="; } ($1 == "block2mtd.block2mtd") { print substr($2,1,index($2, ",")-1) }' < /proc/cmdline)" \
+ || ROOTFS="$(awk 'BEGIN { RS=" "; FS="="; } ($1 == "root") { print $2 }' < /proc/cmdline)"
+ [ -b ${ROOTFS%[0-9]} ] && get_image "$1" > ${ROOTFS%[0-9]}