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• Bit 1 - Read XFER_RDY Disabled
The drive returns 1b in this field.
• Bit 0 - Write XFER_RDY Disabled
The drive returns 0b in this field.
Table 56: PRLI/PRLO ACC response codes
Code
Description
00h
Reserved.
01h
Request executed.
02h
The target image has no resources available for establishing image pairs between the speci-
fied source and destination N_Ports. The PRLI request may be retried.
03h
Initialization is not complete for the target image. The PRLI request may be retried.
04h
The target image corresponding to the responder PA specified in the PRLI request and PRLI
accept does not exist. The PRLI request shall not be retried.
05h
The target image has a predefined configuration that precludes establishing this image pair.
The PRLI request shall not be retried.
06h
Request executed conditionally. Some service parameters were not able to be set to their
requested state. See the service parameters response field for further details.
07h
The destination N_Port is unable to process multiple page PRLI requests. The PRLI request
may be retried as a single page request.
08h-FFh
Reserved.
17.3.10 Process Logout (PRLO)
The PRLO request indicates to the responder that those process image pairs specified in the service parameter pages are being
discontinued by the originator. All tasks, reservations, mode page parameters and status for the specified image pairs are set to
the state they would have after a SCSI hard reset or power-on reset.
Table 57: PRLO payload
Byte
Item
0
21h
1
Page Length=10h
2-3
Payload Length
4-max
Logout service parameter pages
Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
82
Size (Bytes)
1
1
2
n*16
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