Degeneration control device and degeneration control program

Details Degeneration control device and degeneration control program Degeneration control device and degeneration control program

2011-08-23

2011-08-23

Bonzo, Bryce (Department: 2113)

Error detection/correction and fault detection/recovery

Data processing system error or fault handling

Reliability and availability

Reexamination Certificate

active

08006139

ABSTRACT:
A degeneration control device that controls degeneration of a cache having a plurality of ways based on an error that occurs in response to an access request, includes a cache line degeneration information memory unit, which stores cache line degeneration information that indicates whether a cache line constituting each of the plurality of ways is degenerated, and a degeneration control unit, which writes, when an error that occurs in response to the access request causes a predetermined condition to be met, cache line degeneration information that indicates a predetermined cache line where the error occurs is degenerated in the cache line degeneration information memory unit.

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