Management of multipurpose command queues in a multilevel cache hierarchy

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United States of America Patent

PATENT NO 8566532
APP PUB NO 20110320722A1
SERIAL NO

12821744

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An apparatus for controlling access to a pipeline includes a plurality of command queues including a first subset of the plurality of command queues being assigned processes the commands of first command type, a second subset of the plurality of command queues being assigned to process commands of the second command type, and a third subset of the plurality of the command queues not being assigned to either the first subset or the second subset. The apparatus also includes an input controller configured to receive requests having the first command type and the second command type and assign requests having the first command type to command queues in the first subset until all command queues in the first subset are filled and then assign requests having the first command type to command queues in the third subset.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Drapala, Garrett M Poughkeepsie, US 32 134
Dunn, Berger Deanna Postles Poughkeepsie, US 12 40
Fee, Michael F Cold Spring, US 41 151
Sonnelitter,, III Robert J Wappingers Falls, US 80 379

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