Basics DVD-ROM Drive Technology - 35
you will need to purchase a PCI decoder card.
DVD Software Drivers
Apple DVD-ROM UDF Volume Access
These two extensions will allow a DVD disk to be mounted on
the desktop. DVD disks use a format called universal disk
format (UDF) to store data on the disks. All DVD disks are
formatted UDF; this includes DVD-VIDEO and DVD-ROM
disks.