Persistent Reserve Out Command
136 T10000: Interface Reference Manual August 2016
Persistent Reserve Out Command
The Persistent Reserve Out command is used to register Reservation Keys and create
Persistent Reservations using these keys.
TABLE 3-90 Persistent Reserve Out Command
Byte
Bit
76543210
0 Operation Code (5Fh)
1 Reserved Service Action
2 Scope Type
3
thru
6
(MSB)
Reserved
(LSB)
7
thru
8
(MSB)
Parameter List Length (18h)
(LSB)
9 Control Byte
Parameter Value
Service Action Persistent Reserve function to perform
00h = Register. Register a Reservation Key.
01h = Reserve. Create a persistent reservation using a
previously registered reservation key.
02h = Release. Release a persistent reservation
03h = Clear. Remove all reservation keys and reservations
04h = Pre-empt. Take over a reservation previously made by
another initiator
05h = Pre-empt and Abort. Take over a reservation and abort
commands
06h = Register and Ignore existing key
Scope 00h = Logical Unit reservations
Type Type of reservation to make or release
03h = Exclusive Access
06h = Exclusive Access, registrants only
Parameter List Length Length of parameter data sent (must be 18h)
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