Load Unload Command; Table 46 Load Unload Command Descriptor Block - Data Format; Table 47 Load Unload Command Descriptor Block - Field Descriptions - Quantum LTO 2 User Manual

LOAD UNLOAD Command

Table 46 LOAD UNLOAD
Command Descriptor Block —
Data Format
Table 47 LOAD UNLOAD
Command Descriptor Block —
Field Descriptions
LTO-2 SCSI Interface Guide
The command may be used to load or unload a cartridge.
LOAD UNLOAD
This command may also be used to request that the retension function be
performed.
Bits 7
Byte
0
Ignored LUN
1
2
3
4
5
Field Bytes
Operation 0
Code
Ignored 1
Logical Unit
Immed 1
6 5 4
Operation Code (1Bh)
Reserved
Reserved
Reserved
Control
Bits Description
The Operation Code for the
UNLOAD
5-7 The LUN field is vestigial from the
SCSI-1 standard and is ignored.
0 0 = Status is not returned until the
operation has completed.
1 = Status is returned as soon as
buffered data and filemarks are
written to the medium and the CDB
has been validated.
Chapter 2 SCSI Commands
LOAD UNLOAD Command
3 2 1
Reserved
Hold EOT
Reten
LOAD
command is 1Bh.
2
0
Imm
ed
Load
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