Method for performing cache coherency in a computer system
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United States of America Patent
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Mar 19, 2013
Grant Date -
Jan 20, 2011
app pub date -
Sep 21, 2010
filing date -
Apr 30, 2003
priority date (Note) -
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Abstract
In a computing system, cache coherency is performed by selecting one of a plurality of coherency protocols for a first memory transaction. Each of the plurality of coherency protocols has a unique set of cache states that may be applied to cached data for the first memory transaction. Cache coherency is performed on appropriate caches in the computing system by applying the set of cache states of the selected one of the plurality of coherency protocols.
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