Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP58111413ApriorityCriticalpatent/JPS603764A/ja
Publication of JPS603764ApublicationCriticalpatent/JPS603764A/ja
Publication of JPH0318214B2publicationCriticalpatent/JPH0318214B2/ja
G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
Software controlled method of issuing hardware control commands to memory controller from prefetch unit by combining request code and address specified in program instructions