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5.1 Mode Parameters
Table 5.16 MRIE (2/2)
MRIE Descriptor
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'0F' Reserved
i. Interval timer
This field indicates the period in 100 millisecond increments for reporting that
an informational exception condition has occurred. The target does not report
informational exception conditions more frequency than the time specified by
the "Interval Timer" field and as soon as possible after the timer interval has
elapsed.
After the informational exception condition has been reported the interval
timer is restarted. A value of zero in the "Interval Timer" field indicates that
the target shall only report the informational exception condition one time. A
value of X'FFFFFFFF' in the "Interval Timer" field indicates the timer interval
is vendor specific.
In the implementation, actual period unit to be used in reporting information
exception condition is minute. Therefore a value is rounded-up to minute as
shown below. a value of zero and X'FFFFFFFF' in the interval timer field
indicates that drive report the information exception condition once.
Table 5.17 Interval timer
A value of TIMER INTERVAL field Actual time interval (minutes)
0, 0xFFFFFFFFh Drive reports the informational exception condition once
1-600 1
601-1200 2
1201-1800 3
0xFFFFFE11-0xFFFFFFFE 7158279
C141-C013 321