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Chapter 3 Media Changer Commands

Persistent Reserve Out Command (5Fh)

Quantum ATL SuperLoader Software Interface Guide 111

The PERSISTENT RESERVE OUT command requires a parameter

list, illustrated in the following figure and defined in the following

table. Each of the fields of the parameter list are sent for every

PERSISTENT RESERVE OUT command, even if the field is not

required for the specific Service action and/or Scope values.

4h Obsolete

5h WRITE

Exclusive,

Registrants

Only

READS: Shared; any application client on any initiator may execute

commands that perform transfers from the storage medium to the

initiator.

WRITES: Exclusive; any command from an initiator that has not

previously performed a Register service action with the device server

that attempts a transfer to the storage medium results in a reservation

conflict.

6h Exclusive

Access,

Registrants

Only

READS: Exclusive; any command from an initiator that has not

previously performed a Register service action with the device server

that attempts a transfer from the storage medium results in a

reservation conflict.

WRITES: Exclusive; any command from an initiator that has not

previously performed a Register service action with the device server

that attempts a transfer to the storage medium results in a reservation

conflict

7h - Fh Reserved N/A

Code Name Description

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Quantum SuperLoader Betriebsanweisung Seite 129