• shareability attribute for armv8 cortex a-53

    Hi,

    I have a system with a multiple quad core clusters with Cortex A-53 and the CCN-512. L1 through L2 are integrated caches where L3 is an outer cache in 8xHN-F of the CCN512.

    My question is how should I interpret the shareability domain: inner, outer…

  • 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…