Computer system for virtualizing I/O device and method of operating the same and hub device

[0045]FIG. 1 is an illustrative diagram showing an outline of the format of a TLP;

[0046]FIG. 2 is an illustrative diagram showing an outline of an Ethernet frame;

[0047]FIG. 3 is a block diagram of the configuration of a HUB device;

[0048]FIG. 4 is an illustrative diagram showing an example of a general configuration using a PCI-Express;

[0049]FIG. 5 is a diagram of a configuration when a computer using the PCI-Express is connected;

[0050]FIG. 6 is a block diagram of the configuration of a dedicated NIC device; and

[0051]FIG. 7 is a flowchart showing the flow of startup of a system when the virtualization of an I / O is performed.

DESCRIPTION OF EMBODIMENTS

[0052]A preferred embodiment of the present invention will be described below with reference to the drawings.

[0053]In the present embodiment, a description will be given of the fact that in a system which forms a network by the utilization of the internal slot interface of a PC, it is possible to easily realize the virtualization of an I /