Memory sharing via a unified memory architecture

A method and system for sharing memory between a central processing unit (CPU) and a graphics processing unit (GPU) of a computing device are disclosed herein. The method includes allocating a surface within a physical memory and mapping the surface to a plurality of virtual memory addresses within...

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Bibliographische Detailangaben
Hauptverfasser: Rao, Jayanth N, Sundaresan, Murali
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method and system for sharing memory between a central processing unit (CPU) and a graphics processing unit (GPU) of a computing device are disclosed herein. The method includes allocating a surface within a physical memory and mapping the surface to a plurality of virtual memory addresses within a CPU page table. The method also includes mapping the surface to a plurality of graphics virtual memory addresses within an I/O device page table.