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Modification and use of configuration memory used during operation of a serial bus

  • US 6,643,714 B1
  • Filed: 11/16/1999
  • Issued: 11/04/2003
  • Est. Priority Date: 03/25/1999
  • Status: Expired due to Term
First Claim
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1. A method of communicating between a device driver and a bus driver in a computer, the method comprising steps of:

  • providing, by the device driver to the bus driver, a new unit directory, representative of a newly-altered functionality of an existing device associated with the device driver, to be appended to a configuration memory;

    responsive to the new unit directory, dynamically modifying, by the bus driver, the configuration memory to include a pointer to the new unit directory, wherein the pointer is added to a root directory forming a part of the configuration memory; and

    providing, by the bus driver to the device driver, a notification that the configuration memory has been modified.

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