ref: a0b7b3ecbbcf24a3c79ac91f8fbf6d5c0ddd7710 dir: /sys/src/cmd/aux/flashfs/mkit/
#!/bin/rc echo 0 0 0 0 0 16 16384 > fs.filectl 8.mkflashfs -n 16 -z 16384 -f fs.file