Locate Command
60 T10000: Interface Reference Manual August 2016
• When the drive needs cleaning, an unload will return Check Condition status
with a Sense Key of 0h and an ASC/ASCQ of 0017h indicating the tape drive
requires cleaning.
Locate Command
The Locate command requests the tape drive to position the tape to a specified block
address. Any buffered write data and filemarks are written on the tape before this
operation starts.
Note – After a Locate command with the Immediate bit set. A Test Unit Ready
command returns Busy status while the operation is in progress.
TABLE 3-22 Locate Command
Byte
Bit
76543210
0 Operation Code (2Bh)
1 Reserved BT CP Immed
2 Reserved
3
thru
6
(MSB)
Block Address
(LSB)
7 Reserved
8 Partition
9 Control Byte
Parameter Value
BT: Block Address Type 0 = SCSI logical block address
1 = Vendor - specific (ignored)
CP: Change Partition 0 = Ignore partition field
Immed: Immediate 0 = Return status when locate is complete
1 = Return status when locate is started
Block Address Logical block address position
Partition 00h = Default partition
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