I've downloaded FreeBSD-13.0-RELEASE-amd64-dvd1.iso
from here: https://download.freebsd.org/ftp/releases/amd64/amd64/ISO-IMAGES/13.0/
and I've tried to burn it on a real DVD to test it on my machine.
Unfortunately the burn cannot be started, because the file is too large to fit my DVD...
I have a Raspberry Pi running FreeBSD 12, which I tried to open a USB DVD Rom on.
The output of camcontrol devlist -v results in this:
scbus0 on umass-sim0 bus 0:
<SABRENT 0204> at scbus0 target 0 lun 0 (da0,pass0)
scbus1 on umass-sim1 bus 1:
<_NEC DVD+-RW ND-6650A...