# Note that the "dev" step requires     , as it installs special files/dir
	if [[ ! -d dev ]]
	then
		echo 'You should go into $ROOTFS directory'
		exit 1
	fi
	cd dev
	ln -s /proc/self/fd/0	stdout
	ln -s /proc/self/fd/1	stdin
	ln -s /proc/self/fd/2	stderr
	ln -s /proc/self/fd	fd
	mkdir pts
	     mknod null		c   1 3
	     mknod zero		c   1 5
	     mknod ttyS0	c   4 64
	     mknod ttyS1	c   4 65
	     mknod ttyS3	c   4 66
	     mknod ttyS4	c   4 67
	     mknod tty		c   5 0
	     mknod console	c   5 1
	     mknod ptmx		c   5 2
	     mknod sda		b   8 0
	     mknod sda1		b   8 1
	     mknod sda2		b   8 2
	     mknod sda3		b   8 3
	     mknod sda4		b   8 4
	     mknod mmcblk0	b 179 0
	     mknod mmcblk0p1	b 179 1
	     mknod mmcblk0p2	b 179 2
	     mknod mmcblk0p3	b 179 3
	     mknod mmcblk0p4	b 179 4
	     mknod mmcblk1	b 179 48
	     mknod mmcblk1p1	b 179 49
	     mknod mmcblk1p2	b 179 50
	     mknod mmcblk1p3	b 179 51
	     mknod mmcblk1p4	b 179 52
	     mknod ttyO0	c 253 0
	     mknod ttyO1	c 253 1
	     mknod ttyO2	c 253 2
	     mknod ttyO3	c 253 3
	     chmod a+rw null zero