EFFICIENT SECURITY METADATA ENCODING IN ERROR CORRECTING CODE (ECC) MEMORY WITHOUT DEDICATED ECC BITS
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United States of America
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Mar 20, 2025
app pub date -
Aug 19, 2024
filing date -
Aug 19, 2024
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Abstract
The technology disclosed herein comprises a processor; a memory to store data and a plurality of error correcting code (ECC) bits associated with the data; and a memory controller coupled to the memory, the memory controller to receive a write request from the processor and, when an access control field is selected in the write request, perform an exclusive OR (XOR) operation on the plurality of ECC bits and a fixed encoding pattern to generate a plurality of encoded ECC bits and store the data and the plurality of encoded ECC bits in the memory.
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