• ACE-Lite

    Hi,

        Can anyone throw some light on ACE-Lite Slaves

         a ) Do they have inbuilt coherent caches? Can they be snooped?

         b) What type of ACE-Lite transactions are directed to them and what are the responses?…

  • How to invalidate cache (NVIDIA Drive PX2, ARMv8)

    Hey,

    on our development board we use PCIe to exchange data between the two Tegras on a NVIDIA Drive PX2.

    Basically the data coming across NT ports acts like a DMA engine writing to system RAM. With an interface function from the API of the PCIe-chip we…

  • How to handle clean operation in Data Cache

    Hi,

    I have a question.

    when a processor sends a clean request to data cache, how data cache should behave?

    1. does it need to evict all cache lines present in cache (including clean lines) or does it evict only Dirty lines.

    2. if dirty lines to write…