Apparatus for multiple bus master engines to share the same request channel to a pipelined backbone

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United States of America Patent

PATENT NO 9367500
APP PUB NO 20140207986A1
SERIAL NO

13997623

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Abstract

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In accordance with embodiments disclosed herein are mechanisms for enabling multiple bus master engines to share the same request channel to a pipelined backbone including: receiving a plurality of unarbitrated grant requests at an agent bus interface from a plurality of masters, each requesting access to a backbone connected via a common request channel; determining which of the unarbitrated grant requests is to issue first as a final grant request; storing a master identifier code for the final grant request into a FIFO buffer, the master identifier code associating the final grant request with the issuing master among the plurality of masters; waiting for a backbone grant; and presenting the master identifier code for the final grant request to an agent bus interface, wherein the agent bus interface communicates a command and data for processing via a backbone responsive to the backbone grant to fulfill the final grant request.

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Patent Owner(s)

  • INTEL CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chin, Jennifer Sungai Ara, MY 20 224
Guok, Ngek Leong Sitiawan, MY 4 21
Lim, Su Wei Klang, MY 49 389
Teoh, Poh Thiam Seri Damansara, MY 19 150
Yeem, Kah Meng Folsom, US 7 24

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