Hardware enforced content protection for graphics processing units

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United States of America Patent

PATENT NO 9767320
APP PUB NO 20170039396A1
SERIAL NO

14821092

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Abstract

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This disclosure proposes techniques for graphics processing. In one example, a graphics processing unit (GPU) is configured to access a memory according to one of an unsecure mode and a secure mode. The GPU may include a memory access controller configured to direct memory transactions from at least one hardware unit of the GPU to a secure context bank in a memory controller when the GPU is operating in a secure mode, and configured to direct memory transactions from the at least one hardware unit of the GPU to an unsecure context bank in the memory controller when the GPU is operating in the unsecure mode.

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Patent Owner(s)

  • QUALCOMM INCORPORATED

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sharp, Colin Christopher Cardiff, US 17 345
Viswanathan, Ramesh San Diego, US 20 190

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