Maxtor 10K III 用户手册
SCSI Description
Maxtor Atlas 10K III
5-103
The PERSISTENT RESERVATION OUT command requires a parameter list,
illustrated in Table 5-122 and defined in Table 5-123. Each of the fields of the
parameter list are sent for every PERSISTENT RESERVATION OUT command,
even if the field is not required for the specific Service action and/or Scope values
illustrated in Table 5-122 and defined in Table 5-123. Each of the fields of the
parameter list are sent for every PERSISTENT RESERVATION OUT command,
even if the field is not required for the specific Service action and/or Scope values
Table 5-122
.PERSISTENT RESERVATION OUT Parameter List-Data Format
5h
WRITE
Exclusive,
Exclusive,
Registrants
Only
Only
READS: Shared; any application client on any initiator may execute com-
mands that perform transfers from the disk to the initiator.
mands that perform transfers from the disk 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 disk results in a reservation conflict
performed a Register service action with the device server that attempts a
transfer to the disk results in a reservation conflict
ADDITIONAL RESERVATIONS: Allowed; any initiator may reserve the logi-
cal unit, extents, or elements as long as the persistent reservations to not
conflict with any reservations already known to the device server.
cal unit, extents, or elements as long as the persistent reservations to not
conflict with any reservations already known to the device server.
6h
Exclusive
Registrants
Only
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 disk results in a reservation conflict.
performed a Register service action with the device server that attempts a
transfer from the disk 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 disk results in a reservation conflict
performed a Register service action with the device server that attempts a
transfer to the disk results in a reservation conflict
ADDITIONAL RESERVATIONS: Allowed; any initiator may reserve the
logical unit, extents, or elements as long as the persistent reservations
to not conflict with any reservations already known to the device
server.
logical unit, extents, or elements as long as the persistent reservations
to not conflict with any reservations already known to the device
server.
7h - Fh
Reserved
N/A
*
5
>
'
%
$
0 – 7
(MSB)
Reservation Key
(LSB)
8 – 15
(MSB)
Service Action Reservation Key
(LSB)
16 – 19
(MSB)
Scope-Specific Address
(LSB)
20
Reserved
APTPL
21
Reserved
22 – 23
(MSB)
Extent Length
(LSB)
+,
9
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