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System and method for managing mirrored memory transactions and error recovery

  • US 20060184846A1
  • Filed: 02/03/2005
  • Published: 08/17/2006
  • Est. Priority Date: 02/03/2005
  • Status: Active Grant
First Claim
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1. In a data processing system having a memory control device including at least two mirrored memory ports, a method for processing read requests comprising:

  • receiving a read request on a system interconnect;

    issuing the received read request only to a specified one of the at least two mirrored memory ports; and

    responsive to detecting an unrecoverable error resulting from the read request issued to the one mirrored memory port, issuing the received read request to an alternate of the at least two mirrored memory ports.

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