Figure 149 Lun Reporting Parameter List - Data Format; Table 162 Report Luns Command Descriptor Block - Field Descriptions - Quantum DLT S4 Reference Manual

Table 162 REPORT LUNS
Command Descriptor Block —
Field Descriptions
Field Description
Select Specifies the type of logical unit addresses to be reported. All values other than those listed
Report are reserved.
Value Description
00h The logical unit addresses reported are limited to the following addressing methods:
• Logical unit addressing
• Peripheral device addressing
• Flat space addressing
01h The list of logical units only contains well-known logical units, if any.
02h The list of logical units contains all logical units accessible to the initiator through the
addressed SCSI target port.
Allocation If the Allocation Length is not sufficient to contain the logical unit number values for all
Length configured logical units, the tape drive reports as many logical number values as fit in the
Allocation Length.
The format of the report of configured logical units is shown in
Figure 149 LUN Reporting
Parameter List — Data Format
Bit
7
Byte
(MSB)
0 — 3
4 — 7
(MSB)
8 — 15
(n – 7)
– n
DLT-S4 Interface Reference Guide
6 5
LUN List Length (n – 7)
LUN (last LUN, if more than one)
4 3
Reserved
LUN (first LUN)
Chapter 4 SCSI Commands
REPORT LUNS Command (A0h)
figure 149.
2 1 0
(LSB)
(LSB)
293