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Method and apparatus for robust addressing on a dynamically configurable bus

  • US 6,928,503 B1
  • Filed: 06/10/1998
  • Issued: 08/09/2005
  • Est. Priority Date: 12/29/1997
  • Status: Expired due to Term
First Claim
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1. A bus system, comprising:

  • a first dynamically configurable bus;

    a first bus device on the first bus to operate at a first power state and having a first virtual address and a first physical address;

    a second bus device on the first bus having a second virtual address and a second physical address, the second bus device to experience a configuration event without the configuration event affecting the first power state of the first bus device;

    a map of the first and second virtual addresses to the first and second physical addresses, respectively, the map to be accessible over the first bus;

    wherein at least one of the first and second virtual addresses is a guaranteed unique identifier.

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