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Enhanced error recovery procedure for reserved area Disclosure Number: IPCOM000013573D
Original Publication Date: 2001-Jun-27
Included in the Prior Art Database: 2003-Jun-18

Publishing Venue



Disclosed is device firmware that new method of error recovery procedure. Current HDD products have 2 copy of firmware on disk at reserved area, master copy and backup copy. A HDD can be recovered to load firmware from backup copy even if the master copy is broken or cannot be read. But in case of seek error, it is possible it takes too much time to read for recovery, then time-out error will be occurred. This new error recovery procedure for reserved area can be reduce time to recover from the error and provide more chance to recovery. Current recovery procedure for reserved are is like this: 1. Load from master copy 2. If cannot be load from the master copy, try backup copy.