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SCSI Commands
Quantum DLT 4000 Tape Drive
5-59
LOG SENSE Command (4Dh) (continued)
Bit
Byte
7
6
5
4
3
2
1
0
0 - 1
Parameter Code
2
DU
DS
TSD
ETC
TMC
Rsvd
LP
3
Parameter Length (04h)
4 - 7
(MSB)
Parameter Value
(LSB)
Figure 5–27 Log Parameters Format for Device Status LOG SENSE Page (Parameters
0000h, 0001h, or 0002h)
Table 5–30 Log Parameters for Device Status LOG SENSE Page Field Descriptions
Field Name
Description
Parameter Code
Parameter Codes 0000h through 0002h are supported.
Code
-
Description
0000h - Specifies device type. For sequential-type devices such as tape drives,
the value is always 00010000h.
0001h - Specifies device cleaning-related status. See Figure 5-28.
0002h - Specifies the number of “loads” over the lifetime of the tape drive.
DU
Disable Update. Always 0.
DS
Disable Save. Not supported. This bit always set to 1.
TSD
Target Save Disable. When = 0, indicates that the target provides a target-
defined method for saving log parameters. When = 1, indicates that either the
target does not provide a defined method for saving log parameters or that the
target-defined method has been disabled by the initiator.
Summary of Contents for DLTtape DLT 4000
Page 1: ...DLT 4000 Tape Drive Product Manual November 10 2003 81 60043 04 ...
Page 5: ...USER MANUAL STATEMENTS FOR CLASS B EQUIPMENT continued ...
Page 6: ......
Page 24: ...About This Manual Quantum DLT 4000 Tape Drive xxiv ...
Page 62: ...Hardware Implementation 2 28 Quantum DLT 4000 Tape Drive ...
Page 100: ...Messages 4 12 Quantum DLT 4000 Tape Drive ...
Page 264: ...SCSI Commands 5 164 Quantum DLT 4000 Tape Drive ...
Page 274: ...Appendix B EEPROM Resident Bugcheck and Event Logs B 6 Quantum DLT 4000 Tape System ...
Page 280: ...Appendix C Updating the Firmware C 6 Quantum DLT 4000 Tape Drive ...
Page 298: ...Index Index 6 Quantum DLT4000 Tape Drive ...
Page 299: ......