Intel Corporation

Robert C Restrick

Anujan Varma

Jaisimha Bannur

In general, in one aspect, the disclosure describes an apparatus capable of queuing and de-queuing data stored in a plurality of queues. The apparatus includes a status storage device to track status for each of the plurality of queues, a status cache to track status for a subset of the plurality of queues that are undergoing processing, and a queuing engine to queue incoming data and de-queue outgoing data. The queuing engine receives and updates the status for the subset of the plurality of queues from the status cache and receives and updates the status for remaining queues from the status storage device.

Store and forward device utilizing cache to store status information for active queues

In general, in one aspect, the disclosure describes an apparatus for selecting a queue from a plurality of queues. The apparatus includes a hierarchal queue occupancy device to indicate an occupancy status of the plurality of queues, a next queue selector to select a queue based on said hierarchal queue occupancy device and a most recently serviced queue, and a queue identification register to identify a most recently serviced queue.

Selecting a queue for service in a queuing system

In general, in one aspect, the disclosure describes an apparatus capable to select a queue. The apparatus includes a queue occupancy device to indicate an occupancy status of the queues, a queue occupancy cache to record an update in occupancy status of a particular queue, a next queue selector to select a queue based on said queue occupancy device and a most recently serviced queue, and a queue identification register to identify a most recently serviced queue.

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Hopatcong, NJ, United States of America

Robert C Restrick