Memory errors

Details Memory errors Memory errors

2011-08-09

2011-08-09

Wilson, Yolanda L (Department: 2113)

Error detection/correction and fault detection/recovery

Data processing system error or fault handling

Reliability and availability

C714S006120, C714S036000

Reexamination Certificate

active

07996711

ABSTRACT:
The present invention provides a method of protecting against errors in a boot memory, the method comprising initiating booting of a processor by executing primary boot code from a primary boot memory, and based on the execution of the primary boot code: accessing a data structure comprising a plurality of redundant portions of boot information stored on a secondary boot memory; performing an error check on a plurality of the portions to determine whether those portions contain errors and, based on the error checks, to identify a valid portion; and booting the processor using the valid portion of boot information.

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