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Mechanism to change firmware in a high availability single processor system

  • US 8,375,363 B2
  • Filed: 06/28/2007
  • Issued: 02/12/2013
  • Est. Priority Date: 10/29/2002
  • Status: Expired due to Fees
First Claim
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1. A method, comprising:

  • (a) saving state information pertaining to first firmware;

    (b) preventing a processor from network communication;

    (c) ceasing execution of the first firmware;

    (d) bringing second firmware to an active state, the first firmware by a reboot manager utility, the processor, and the second firmware forming a single-processor system; and

    (e) applying the saved state information to the second firmware.

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