The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 16, 2009
Filed:
Jan. 16, 2007
Michael Haertel, Sunnyvale, CA (US);
Mark D. Hummel, Franklin, MA (US);
Geoffrey S. Strongin, Austin, TX (US);
Andrew W. Lueck, Austin, TX (US);
Mitchell Alsup, Austin, TX (US);
Michael Haertel, Sunnyvale, CA (US);
Mark D. Hummel, Franklin, MA (US);
Geoffrey S. Strongin, Austin, TX (US);
Andrew W. Lueck, Austin, TX (US);
Mitchell Alsup, Austin, TX (US);
Advanced Micro Devices, Inc., Sunnyvale, CA (US);
Abstract
In one embodiment, an input/output (I/O) node comprises an I/O memory management unit (IOMMU) configured to translate memory requests. The I/O node is configured to couple to an interconnect and to operate as a tunnel on the interconnect, and wherein the IOMMU is configured translate memory requests passing through the tunnel in the upstream direction. In another embodiment, a system comprises another I/O node configured to bridge another interconnect to the interconnect, wherein the I/O node is the tunnel for the other I/O node.