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SCSI Commands: 22BMODE SELECT
3.10.11.2
Field
Bytes
RR_TOV UNITS
6
RR_TOV
7
SEQ_INT
Reserved
Protocol-Specific Port Mode Page (19h) for SAS – Short Format
The mode page policy for the Protocol-Specific Logical Unit mode page short format
subpage applies to the single target port.
Bits
Byte
7
0
PS
SPF (0)
1
2
Reserved
3
4
(MSB)
5
6
(MSB)
7
3.10.11.2.1
SAS Port Page Field Descriptions
Field
Bytes
Bits
Page Code
0
0-5
SPF
0
6
Parameters
0
7
Saveable
Page
1
Length
Protocol
2
0-3
Identifier
Ready LED
2
4
Meaning
I_T Nexus
4-5
Loss Time
Bits
Description
0-3
Units, in seconds, of theSequence Initiative Resource Recovery
Timeout Value field.
000b = No timer is specified. The value in RR_TOV
ignored and the drive default value of 2000msec is used.
001b = 0.001s
011b = 0.1s
101b = 10s
All other values are reserved.
Sequence Initiative Resource Recovery Timeout Value
(RR_TOV
) in the units specified by the RR_TOV Units
SEQ_INT
field. Default value is 20.
All reserved bits must be 0.
6
5
4
Page Length (06h)
Ready
LED
Meaning
Reserved
I_T Nexus Loss Time
Initiator Response Timeout
Description
19h, indicating a Port Control Mode Page.
Sub Page Format.
0 = page_0 Mode Page format
1 = Sub_page format
06h, indicating that six parameter bytes follow the Page Length
byte.
6 = Serial attached SCSI
Not implemented, set to 0.
The time in milliseconds that the drive retries connection requests to
the initiator port that are rejected with responses indicating the
initiator port may no longer be present. The default is 2000.
0FFFFh – retry forever
0001h-0FFFEh – time in milliseconds
0000h – The default value of 2000 will be used.
SEQ_INT
3
2
1
Page Code (19h)
Protocol Identifier (SAS = 6h)
Page 96
is
0
(LSB)
(LSB)
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