ref: af6f6d5ec4b7b80e1c0d86a65dc4f9fd85182ec2 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