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Method and apparatus for shared I/O in a load/store fabric

  • US 7,620,066 B2
  • Filed: 09/26/2005
  • Issued: 11/17/2009
  • Est. Priority Date: 01/21/2003
  • Status: Active Grant
First Claim
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1. A shared data storage controller for accessing network data storage from a plurality of operating system domains (OSDs) via a common load/store link, the controller comprising:

  • a network interface configured to be coupled to a network and communicate with said network using a first protocol;

    a bus interface configured to be coupled to the OSDs, wherein in lieu of including a controller within each of the OSDs that is configured to communicate using said first protocol, each of the OSDs are coupled to share the controller in order to communicate via the network using the first protocol;

    a plurality of resources for use in processing packets transferred between the OSDs and said network; and

    target logic configured to store data that allocates each of said plurality of resources to respective ones of the OSDs.

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