ref: 6a76d1c7eb45eeaa8edca2235cc28e5c9fc7dfd8 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