Patent ID: 6658531
Filing Date: 2003-12-02
Classification: G06F

Abstract:
A method of accessing a video data cache, the method comprising:receiving an application mode indicator from a host processing system, wherein the application mode indicator indicates one of a first and a second mode of application-dependent cache operation; during the first mode of cache operation, enabling a first portion of the video data cache to be simultaneously accessible to one or more clients via both a first data access stream and a second data access stream and enabling a second portion of the video data cache to be simultaneously accessible to one or more clients via both the first data access stream and the second data access stream; during the second mode of cache operation, partitioning the video data cache such that the first portion is accessible to one or more clients via the first data access stream and inaccessible to one or more clients via the second data access stream and such that the second portion of the video data cache is accessible to one or more clients via the second data access stream and inaccessible to one or more clients via the first data access stream.