MEMORY ACCESS TABLE SAVING AND RESTORING SYSTEM AND METHODS

A system includes a first memory configured to store a first lookup table (LUT) with first metadata. A second memory is configured to store a second LUT with second metadata, wherein the first metadata includes a first mapping between logical addresses and physical addresses. The second metadata inc...

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Bibliographische Detailangaben
Hauptverfasser: TON-THAT LUAN, HWU GWOYUH, ADLER JASON, NEOS PERRY
Format: Patent
Sprache:eng
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Zusammenfassung:A system includes a first memory configured to store a first lookup table (LUT) with first metadata. A second memory is configured to store a second LUT with second metadata, wherein the first metadata includes a first mapping between logical addresses and physical addresses. The second metadata includes a second mapping between the logical addresses and the physical addresses. A control module is configured to update the first metadata. The control module is configured to update segments of the second metadata based on the first metadata at respective predetermined times. Each of the segments refers to a predetermined number of entries of the second LUT.