Seagate SCSI Interface Product Manual page 162

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Table 103: Format of Method of Reporting Informational Exceptions (MRIE) field
Code Description
0h No reporting of informational exception condition. This method instructs the target to not report
information exception conditions.
1h Asynchronous event reporting. This method instructs the target to report informational exception
conditions by using the rules for asynchronous event reporting as described in the SCSI-3 Archi-
tectural 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.
2h Generate Unit Attention. This method instructs the target to report informational exception condi-
tions 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 excep-
tion condition is reported.
3h 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.
4h 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.
5h 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.
6h Only report information exception condition on request. This method instructs the target to pre-
serve the informational exception(s) information. To find out about information exception condi-
tions 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 informational exception condition.
7h - Bh Reserved.
Ch - Fh Vendor Specific.
SCSI Interface Product Manual, Rev. J