+============-====================================+ | Value | Meaning of definition parameter | |------------+------------------------------------| | 00h | Use current operating definition | | 01h | SCSI-1 operating definition | | 02h | CCS operating definition | | 03h | SCSI-2 operating definition | | 04 - 3Fh | Reserved | | 40 - 7Fh | Vendor-specific | +=================================================+