×

Method of updating firmware without affecting initialization information

  • US 6,237,091 B1
  • Filed: 10/29/1998
  • Issued: 05/22/2001
  • Est. Priority Date: 10/29/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of changing firmware, the method comprising:

  • performing a configuration operation, by the firmware, when a hard reset is detected;

    performing a soft reset operation, after the configuration operation, in which information from the configuration operation is used;

    saving information obtained in the configuration operation, in a portion of memory that will not be changed during a firmware update, and then updating the firmware, when a need for a firmware update is detected;

    performing the soft reset operation, by the updated firmware, using the saved information, without performing the configuration operation.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×