METHOD AND APPARATUS FOR PARTIAL CACHE LINE SPARING

METHOD AND APPARATUS FOR PARTIAL CACHE LINE SPARING

Provided are an apparatus and method to store data from a cache line at locations having errors in a sparing directory. In response to a write operation having write data for locations in one of the cache lines, the write data for a location in the cache line having an error is written to an entry i...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: AGARWAL, Rajat, MORRIS, Brian S, DAS, Debaleena
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:Provided are an apparatus and method to store data from a cache line at locations having errors in a sparing directory. In response to a write operation having write data for locations in one of the cache lines, the write data for a location in the cache line having an error is written to an entry in a sparing directory including an address of the cache line.