Fujitsu MBC2036RC, MBC2073RC, MBA3300RC, MBA3147RC, MBA3073RC specifications Mrie 2/2, Interval timer

5.1 Mode Parameters

	Table 5.16 MRIE (2/2)
MRIE	Descriptor
X'05'	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.
(setting	The command that has the CHECK CONDITION shall complete without
prohibited)	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

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