SCSI PACKETS
7-28
7
$04 00000000 Reserved
$05 00000000 Number of tracks on
media (not used by
all
controllers
$07 00000000 Minimum read
transfer size (not used
by all
controllers
$08 00000000 Reserved
$09 xxxxxxxx Minimum write
transfer size (not used
by all
controllers
$0A 00000000 Reserved
$0B xxxxxxxx Streaming count (not
used by all
controllers)
$0C 00000000 00000000 Reserved
$0E 00000000 00000000 Reserved
$10 xxxxxxxx xxxxxxxx Tape drive attributes
........ .......0 Non-buffered writes
(Note 2)
........ .......1 Buffered writes (Note
2)
........ ..0..... No reserve on attach;
no release on detach
........ ..1..... Reserve on attach;
release on detach
$12 xxxxxxxx Controller type (refer
to controller type
table)
$13 00001100 Drive type
(sequential access
generic drive)
$14 00000000 Reserved
$15 00101000 SCSI function ($28 =
attach, $6C new
attach)