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HP Q153090901 User Manual

Page 56

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Commands

56

PC

The Page Control field defines the type of parameter values to be selected:

00b

or

10b

No operation is performed. The Parameter List Length must be zero. If it is not, check

condition invalid field in CDB is set.

01b The drive will clear logs as specified by the parameter data.
11b The drive will clear all of its internal logs.

Parameter

List Length

0 No data is to be transferred. This is not considered an error.

>0 Specifies how many bytes of parameter data are to be sent. The data transferred will

consist of zero or more 4-byte log page headers with the page length in those

headers set to zero. For each log page header received, the drive clears the

associated log.