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METHOD AND APPARATUS FOR SAVING DEVICE STATE WHILE A COMPUTER SYSTEM IS IN SLEEP MODE

  • US 20010001879A1
  • Filed: 11/12/1998
  • Published: 05/24/2001
  • Est. Priority Date: 11/12/1998
  • Status: Active Grant
First Claim
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1. A method for storing and retrieving device state characteristics from a device driver within a data processing system, comprising the steps of:

  • determining said system should proceed to a sleep mode;

    writing said characteristics to a serializable object;

    retrieving said object;

    storing said object to a location determined by a power manager to be an optimum storage location;

    retrieving said object upon sensing a signal to end said sleep mode; and

    restoring said characteristics to said device driver.

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