The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 13, 2012
Filed:
Apr. 01, 2009
R. Frank O'bleness, Tempe, AZ (US);
Sujat Jamil, Gilbert, AZ (US);
David E. Miner, Chandler, AZ (US);
Joseph Delgross, Chandler, AZ (US);
Tom Hameenanttila, Phoenix, AZ (US);
Jeffrey Kehl, Chandler, AZ (US);
R. Frank O'Bleness, Tempe, AZ (US);
Sujat Jamil, Gilbert, AZ (US);
David E. Miner, Chandler, AZ (US);
Joseph Delgross, Chandler, AZ (US);
Tom Hameenanttila, Phoenix, AZ (US);
Jeffrey Kehl, Chandler, AZ (US);
Marvell International Ltd., , BM;
Abstract
A processor includes a first level of cache memory and a first set of instructions configured to implement a first cache coherency protocol. The processor also includes a second set of instructions configured to implement a second cache coherency protocol and a cache coherency protocol selector having at least two choice-states. The processor further includes a cache coherency implementer configured to implement the first cache coherency protocol or the second cache coherency with respect to the first level of cache memory based on a selected choice-state of the cache coherency protocol selector.