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PCI-express function proxy

  • US 7,934,033 B2
  • Filed: 11/05/2008
  • Issued: 04/26/2011
  • Est. Priority Date: 03/25/2008
  • Status: Active Grant
First Claim
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1. A PCI-Express (PCIe) function proxy subsystem for enabling a plurality of servers to access a plurality of functions residing in a plurality of endpoint devices comprising:

  • a PCIe fabric comprising at least one PCIe switch operable to couple the plurality of endpoint devices with a plurality of proxy devices; and

    a proxy configuration manager for configuring each one of the plurality of proxy devices;

    wherein each one of the plurality of proxy devices includes a memory configuration space,wherein the proxy configuration manager copies a configuration space of a target endpoint device to the memory configuration space of an associated proxy device,wherein the associated proxy device is coupled to a controlling server for executing by proxy a specific function of the target endpoint device.

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