devices

mknod [-m <mode>] NAME TYPE MAJOR MINOR

e.g.
- create fd0 for floppy 1,44 MB
mknod  -m 660     fd0  b    2     0

- create tty0
mknod  -m 620     tty0 c    4     0

- floppy:
create_floppy_devices [options] device
see man create_floppy_devices 


see /dev/MKEDEV, man mknod, man create_floppy_devices