hardware: macmini1,1 references: http://aloneinahole.blogspot.ca/2014/08/dual-boot-osx-and-freebsd-on-macbook-pro.html https://glenbarber.us/2011/11/12/Dual-Booting-OS-X-and-FreeBSD-9.html ] ---- + installed rEFIt [minutes] + resize "Macintosh HD" partition to make room for FreeBSD [hours] > tidied up "Macintosh HD" to allow room for FreeBSD. > used "SuperDuper!" to copy "Macintosh HD" to external HD. > booted from the external HD as a test. > booted from "Install DVD" image; ran "Disk Utility" - repartitioned internal HD for 2 partitions: 1) a smaller "Macintosh HD" partition -- sized with at least 10% extra space based on total size reported by "SuperDuper!" 2) an "Empty Space" partition for the FreeBSD install. > booted from external HD; used SuperDuper! to restore "Macintosh HD" into its now-smaller partition on the internal HD. > booted from internal HD as a test. + install FreeBSD from CDrom [1 hour] > followed typical FreeBSD installation ... until ... - when prompted to "" or "", chose "" # gpart show # gpart bootcode -b /boot/pmbr -p /boot/gptboot -i 3 ada0 # echo 'vfs.root.mountfrom="ufs:ada0p5"' >> /boot/loader.conf.local + reboot to rEFIt; chose "EFI shell" - ran "gptsync", answered "y" when prompted, exited EFI shell + reboot to rEFIt; should now be able to boot to FreeBSD.