Nicholson De Vos Webster & Elliott LLP
Apparatus and method for memory management in a graphics processing environment
An apparatus and method are described for implementing memory management in a graphics processing system. For example, one embodiment of an apparatus comprises: a first plurality of graphics processing resources to execute graphics commands and process graphics data; a first memory management unit (MMU) to communicatively couple the first plurality of graphics processing resources to a system-level MMU to access a system memory; a second plurality of graphics processing resources to execute graphics commands and process graphics data; a second MMU to communicatively couple the second plurality of graphics processing resources to the first MMU; wherein the first MMU is configured as a master MMU having a direct connection to the system-level MMU and the second MMU comprises a slave MMU configured to send memory transactions to the first MMU, the first MMU either servicing a memory transaction or sending the memory transaction to the system-level MMU on behalf of the second MMU.
Intel Corporation
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Pattabhiraman David Abhishek R. Sameer Satyeshwar Rajesh M. Altug Joydeep Ankur N. Kun Niranjan L. Balaji David J.
K Puffer Appu KP Singh Sankaran Koker Ray Shah Tian Cooray Vembu Cowperthwaite