CACHE SYSTEM AND CONTROLLING METHOD THEREOF
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United States of America Patent
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Issued Date -
Nov 4, 2010
app pub date -
Apr 29, 2009
filing date -
Apr 29, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A cache system and a method for controlling the cache system are provided. The cache system includes a plurality of caches, a buffer module, and a migration selector. Each of the caches is accessed by a corresponding processor. Each of the caches includes a plurality of cache sets and each of the cache sets includes a plurality of cache lines. The buffer module is coupled to the caches for receiving and storing data evicted due to conflict miss from a source cache line of a source cache set of a source cache among the caches. The migration selector is coupled to the caches and the buffer module. The migration selector selects, from all the cache sets, a destination cache set of a destination cache among the caches according to a predetermined condition and causing the evicted data to be sent from the buffer module to the destination cache set.
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