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4.1 Mode Parameters
C141-E167 4 - 35
MRIE Descriptor
X’00’ No reporting of informational exception conditions:
This method instructs the target to not report informational exception conditions.
X’01’
(setting prohibited)
Asynchronous event reporting:
This method instructs the target to report informational exception conditions by
using the rules for asynchorous event reporting as described in the SCSI-3
Architecture Model and the relevant Protocol Standard.
The sense key shall be set to RECOVERED ERROR and the additional sense code
shall indicate the cause of the informational exception condition.
X’02’ Generate unit attention:
This method instructs the target to report informational exception conditions by
returning a CHECK CONDITION status on any command. The sense key shall be
set to UNIT ATTENTION and the additional sense code shall indicate the cause of
the informational exception condition.
The command that has the CHECK CONDITION shall not be executed before the
informational exception condition is reported.
X’03’ Conditionally generate recovered error:
This method instructs the target to report informational exception conditions,
dependent on the value of the per bit of the error recovery parameters mode page, by
returning a CHECK CONDITION status on any command. The sense key shall be
set to RECOVERED ERROR and the additional sense code shall indicate the cause
of the informational exception condition.
The command that has the CHECK CONDITION shall complete without error
before any informational exception condition may be reported.
X’04’ Unconditionally generate recovered error:
This method instructs the target to report informational exception conditions,
regardless of the value of the per bit of the error recovery parameters mode page, by
returning a CHECK CONDITION status on any command.. The sense key shall be
set to RECOVERED ERROR and the additional sense code shall indicate the cause
of the informational exception condition.
The command that has the CHECK CONDITION shall complete without error
before any informational exception condition may be reported.
X’05’
(setting prohibited)
Generate no sense:
This method instructs the target to report informational exception conditions by
returning a CHECK CONDITION status on any command. The sense key shall be
set to NO SENSE and the additional sense code shall indicate the cause of the
informational exception condition.
The command that has the CHECK CONDITION shall complete without error
before any informational exception condition may be reported.
X’06’ Only report informational exception condition on request:
This method instructs the target to report informational exception(s) information. To
find out about information exception conditions the Application Client polls the
target by issuing an unsolicited REQUEST SENSE command. The sense key shall
be set to NO SENSE and the additional sense code shall indicate the cause of the
information exception condition.
X’07’- X’0B’ Reserved
X’0C’- X’0F’ Reserved (Vendor Specific)