HP Surestore 28/48-Slot with DLT7000 Digital Linear Tape SCSI-2 Drive and SCSI - Page 204

Release (10) Command (57H), 3rdPty, Long ID, Element

Page 204 highlights

Library SCSI-3 Command Set Release (10) Command (57H) Release (10) Command (57H) Releases the library or element for use by another initiator. Table 2-122 Release Command CDB Byte 7 6 5 4 3 2 1 0 0 Operation Code (57H) 1 Reserved (0) 3rdPty Reserved (0) Long Element ID (0) 2 Reservation Identification 3 Third Party Device ID 4-6 Reserved (0) 7 Element List Length (MSByte) 8 Element List Length (LSByte) 9 Control Byte (0) 3rdPty When set to 1, the element or unit is released from a previous reserve that had been made using a third party reservation. Long ID When set to 0, the Long ID extension is not supported. Element When set to 1, any reservation from the requesting initiator with a matching reservation identification is terminated. All other reservations remain intact. When this bit is set to 0, the target terminates all element and unit reservations. 2- 160 Chapter 2

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2-160
Chapter 2
Library SCSI-3 Command Set
Release (10) Command (57H)
Release (10) Command (57H)
Releases the library or element for use by another initiator.
3rdPty
When set to 1, the element or unit is released from a previous reserve
that had been made using a third party reservation.
Long ID
When set to 0, the Long ID extension is not supported.
Element
When set to 1, any reservation from the requesting initiator with a
matching reservation identification is terminated. All other reservations
remain intact.
When this bit is set to 0, the target terminates all element and unit
reservations.
Table 2-122
Release Command CDB
Byte
7
6
5
4
3
2
1
0
0
Operation Code (57H)
1
Reserved (0)
3rdPty
Reserved (0)
Long
ID (0)
Element
2
Reservation Identification
3
Third Party Device ID
4-6
Reserved (0)
7
Element List Length (MSByte)
8
Element List Length (LSByte)
9
Control Byte (0)