ref: 1bfae72aa176cf628336d3e2c9f9b4d9c189e7d2 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