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2 commits

Author SHA1 Message Date
Andreas Hansson df973abef3 mem: Dynamically determine page bytes in memory components
This patch takes a step towards an ISA-agnostic memory
system by enabling the components to establish the page size after
instantiation. The swap operation in the memory is now also allowing
any granularity to avoid depending on the IntReg of the ISA.
2014-10-16 05:49:43 -04:00
Nilay Vaish 93e283abb3 ruby: add a prefetcher
This patch adds a prefetcher for the ruby memory system. The prefetcher
is based on a prefetcher implemented by others (well, I don't know
who wrote the original). The prefetcher does stride-based prefetching,
both unit and non-unit. It obseves the misses in the cache and trains on
these. After the training period is over, the prefetcher starts issuing
prefetch requests to the controller.
2012-12-11 10:05:54 -06:00