Quantum Quantum Atlas 10K II 9.2/18.4/36.7/73.4 GB, Product Manual

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SCSI Description
Quantum Atlas 10K II Ultra160/m SCSI Hard Disk Drives 5–169
5.33 REPORT LUNS Command (A0h)
The REPORT LUNS command requests that the peripheral device logical unit
numbers of known logical units in the target disk be sent to the applications client.
The command only returns information about the logical units to which commands
may be sent.
Bit
Byte
7 6 5 4 3 2 1 0
0 Operation Code (A0h)
1 - 5 Reserved
6 – 9
(MSB)
Allocation Length
(LSB)
10 Reserved
11 Control
Figure 5–82 REPORT LUNS Command Descriptor Block — Data Format
Table 5–81 REPORT LUNS Command Descriptor Block—Field Description
Field Description
Allocation Length If the Allocation Length is not sufficient to contain the logical unit number
values for all configured logical units, the device server still reports as many
logical number values as will fit in the Allocation Length.
The format of the report of configured logical units is shown in Figure 5-
83.