Memory address re-mapping of graphics data
AssigneeIntel Corporation
InventorsBalaji Vembu, Aditya Navale, Wishwesh Gandhi
Life of this patent
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AssigneeIntel Corporation
InventorsBalaji Vembu, Aditya Navale, Wishwesh Gandhi
Estimating the term…
A method and apparatus for creating, updating, and using guest physical address (GPA) to host physical address (HPA) shadow translation tables for translating GPAs of graphics data direct memory access (DMA) requests of a computing environment implementing a virtual machine monitor to support virtual machines. The requests may be sent through a render or display path of the computing environment from one or more virtual machines, transparently with respect to the virtual machine monitor. The creating, updating, and using may be performed by a memory controller detecting entries sent to existing global and page directory tables, forking off shadow table entries from the detected entries, and translating GPAs to HPAs for the shadow table entries.
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Dependencies are inferred from the claim text.