×

Multi-processor system bridge with controlled access

  • US 6,587,961 B1
  • Filed: 06/15/1998
  • Issued: 07/01/2003
  • Est. Priority Date: 06/15/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A bridge for a multi-processor system, the bridge comprising a first processor bus interface for connection to an I/O bus of a first processing set, a second processor bus interface for connection to an I/O bus of a second processing set, a device bus interface for connection to a device bus and a bridge control mechanism configured to be operable:

  • in an operational mode to permit access by at least one of the first and second processing sets to bridge resources and to the device bus; and

    in an error mode to prevent access by the processing sets to the device bus and to permit restricted access by at least one of the processing sets to at least predetermined bridge resources.

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