• Why A9 is multicore by A8 doesn't

    Hi Experts,

    Which factor in processor decides whether it can be used in multi-core or not ?

    Like as per my understanding A8 is used in single core whereas A9 is used in multi core. So which distinctive feature in A9 favors the multi core application ?

  • ARMv7-A: Cache maintenance operation by VA, performance

    Hi,

    according to this talk, cache maintenance should always be performed by VA and not by set/way except during boot or shutdown. However, invalidating/cleaning a block of data by VA requires a loop to run over the entire memory block (in steps equal…

  • Cache and store buffer maintenance in cortex-a8!

    Dear All,

    Technical data sheets for the ARM7500FE  and ARM7100 say that:

    "In the ARM Processor the cache will be searched regardless of the state of the C bit, only reads that miss the cache will be affected."

    Now the question is that whether…