Datasheet

Command Specifications
4-126 C141-C008
The parameter list shall be 24 bytes in length and the "Parameter List Length"
field shall contain 24 (18h). If the parameter list length is not 24, the device server
shall return a CHECK CONDITION status (ILLEGAL REQUEST [=5] /
Parameter list length error [=1A-00]).
(1) PERSISTENT RESERVE OUT service actions
When processing the PERSISTENT RESERVE OUT service actions, the device
server shall increment the generation value as specified in 4.1.17 (2).
The PERSISTENT RESERVE OUT command service actions are defined in table
4.88.
Table 4.88 PERSISTENT RESERVE OUT service action codes
Code Name Description
00h REGISTER Register a reservation key with the device server.
01h RESERVE Creates a persistent reservation having a specified
SCOPE and TYPE.
02h RELEASE Releases the selected reservation for the requesting
initiator.
03h CLEAR Clears all reservation keys and all persistent reservations.
04h PREEMPT Preempts persistent reservations from another initiator.
05h PREEMPT & ABORT Preempts persistent reservations from another initiator
and aborts the task set for the preempted initiator.
06h REGISTER
AND IGNORE
EXISTING KEY
Register a reservation key with the device server.
07h-1Fh Reserved
The parameter list values for each service action are specified in 4.1.18 (2).