Userland daemon like rng-tools rngd, to feed additional entropy via randomdev_accumulate. Tested on FreeBSD 11.1 with a Ubld.it TrueRNGPro device.
copy the binary to /usr/local/sbin copy the config to /usr/local/etc/ and edit it as necessary copy the rc script to /usr/local/etc/rc.d edit /etc/rc.conf and add the line: bsdrngd_enable="YES" start with 'service bsdrngd start'
TODO:
- Health tests for input from trng source