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Space (Blocks, Filemarks, End of Recorded Media) Packet
7-47
7
where n = number of blocks or filemarks to Space.
Some drives support spacing backwards by using negative 2’s complement
number n. Refer to the drive manual.
The table below shows the space packet.
Even Byte \
Odd Byte \
mode $02 = Space sequential filemarks (if supported by
drive
mode $03 = Space to end of recorded media
FC B8 74 30
+$00 Controller LUN Device LUN
+$02 Status Byte 0 Status Byte 1 (Note 1)
+$04 Number of Data Blocks/Filemarks (MSW)
+$06 Number of Data Blocks/Filemarks (LSW)
+$08 0000
+$0A 0000
+$0C 0000
+$0E Mode 0 0
+$10 0 0 0
0 +$12
0000
+$14 0 0 Function Code (38)
+$16 Interrupt Level Vector Number
+$18 Status Byte 2 Status Byte 3 (Note 1)
$00 00000xxx Controller logical unit
number
$01 00000xxx Device logical unit
number