Software prefetch system and method for predetermining amount of streamed data

摘要: A data processing system includes a processor having first level cache and prefetch engine. Coupled to the are second third memory. Prefetching of lines is performed into each first, second, caches by Prefetch requests from engine over private request bus, which separate bus that transfers various levels processor. software instruction used accelerate process overriding normal functionality hardware The also limits amount be prefetched.