Command Specifications

Table 3.3 PERSISTENT RESERVE OUT command service action codes

Code

Name

Description

 

 

 

00h

REGISTER

Registers a reservation key on the drive.

 

 

 

01h

RESERVE

Generates a persistent reservation for the specified Scope and Type using

 

 

the reservation key.

 

 

 

02h

RELEASE

Releases the persistent reservation.

 

 

 

03h

CLEAR

Clears all reservation keys and persistent reservations.

 

 

 

04h

PREEMPT

Dispossesses a persistent reservation from another initiator.

 

 

 

05h

PREEMPT &

Dispossesses a persistent reservation from another initiator, and clears the

 

ABORT

task set regarding the initiator.

 

 

 

06h

REGISTER

Registers a reservations key on the drive.

 

& IGNORE

 

 

EXISTING KEY

 

 

 

 

07h-1Fh

Reserved

 

 

 

 

3.1.19.2 PERSISTENT RESERVE OUT parameter list

The format for the parameter list that is transferred with the PERSISTENT RESERVE OUT command is shown below. Some fields on the parameter list may be disabled for specific service actions or a specific Scope. However, all fields including such fields must be transferred by this command.

 

 

Bit

 

7

6

5

 

4

3

 

2

1

0

 

 

 

 

Byte

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

(MSB)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

~

 

~

 

 

 

 

Reservation Key

 

 

 

~

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

 

 

 

 

 

 

 

 

 

 

(LSB)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

(MSB)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

~

~

 

~

 

 

Service Action Reservation Key

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

 

 

 

 

 

 

 

 

 

 

(LSB)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

16

 

 

(MSB)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

~

~

 

~

 

 

 

Scope-specific Address

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19

 

 

 

 

 

 

 

 

 

 

 

(LSB)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

 

 

0

0

0

0

0

 

0

0

APTPL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21-23

 

 

 

 

 

X'000000' (Reserved)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3 - 58

C141-E167

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Fujitsu MAP3367, MAP3147 Persistent Reserve OUT command service action codes, Persistent Reserve OUT parameter list
Page 119 Page 121

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