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:
Feb. 24, 2009
Filed:
Sep. 29, 2005
Dominic Go, San Jose, CA (US);
Mark D. Hayter, Menlo Park, CA (US);
Zongjian Chen, Palo Alto, CA (US);
Ruchi Wadhawan, Sunnyvale, CA (US);
Dominic Go, San Jose, CA (US);
Mark D. Hayter, Menlo Park, CA (US);
Zongjian Chen, Palo Alto, CA (US);
Ruchi Wadhawan, Sunnyvale, CA (US);
P.A. Semi, Inc., Santa Clara, CA (US);
Abstract
In one embodiment, an apparatus comprises a first interface circuit, a direct memory access (DMA) controller coupled to the first interface circuit, and a host coupled to the DMA controller. The first interface circuit is configured to communicate on an interface according to a protocol. The host comprises at least one address space mapped, at least in part, to a plurality of memory locations in a memory system of the host. The DMA controller is configured to perform DMA transfers between the first interface circuit and the address space, and the DMA controller is further configured to perform DMA transfers between a first plurality of the plurality of memory locations and a second plurality of the plurality of memory locations.