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Chapter 4 SCSI Commands
PERSISTENT RESERVE OUT Command (5Fh)
DLT-S4 Interface Reference Guide
220
Table 121
illustrates the format of the
PERSISTENT RESERVE OUT
command.
Table 121
PERSISTENT
RESERVE OUT
Command
Descriptor Block
—
Data
Format
Table 122
PERSISTENT
RESERVE OUT
Command —
Field Descriptions
Bit
7
6
5
4
3
2
1
0
Byte
0
Operation Code (5Fh)
1
Reserved
Service Action
2
Scope
Type
3 — 6
Reserved
7 — 8
(MSB)
Parameter List Length (18h)
(LSB)
9
Control
Field
Description
Service
Action
The following service action codes are available. All other values are reserved.
Code
Name
Description
00h
Register
Registers a Reservation Key with the drive.
01h
Reserve
Creates a persistent reservation using a Reservation
Key.