Patent ID: 6678770
Filing Date: 2004-01-13
Classification: G06F

Abstract:
A PCI bus control system for controlling a plurality of devices interconnected by a PCI bus, the devices including a PCI bus master, a plurality of intelligent devices able to initiate communication on the PCI bus, and a plurality of non-intelligent devices unable to initiate communication on the PCI bus, wherein:each non-intelligent device among said non-intelligent devices is owned and managed by one intelligent device among said intelligent devices, the intelligent device relaying access requests from other of said devices to the owned non-intelligent device; the PCI bus master designates one of said intelligent devices as a pre-owner; and the intelligent device designated as the pre-owner accesses the plurality of non-intelligent devices until final ownership of the non-intelligent devices is assigned, transmits information from the PCI bus master to the plurality of non-intelligent devices, and transmits information from the plurality of non-intelligent devices to the PCI bus master.