• Disable data prefetching in a Cortex-A53 running Android

    Dear Experts,

    I would like to disable the data prefetching engines of the L1 and L2 caches on a MediaTek-X20 board which includes a quad Cortex-A53 cluster and runs Android.

    I have tried to include in the Linux kernel code (at kernel/init/main.c) a call…

  • shareable domain and cache policy problem

    Hi,

    I'm trying to find out what level is the out-most level of inner shareable domain. Is there any register to get this information? I want to know what inner shareable domain is in A53 big-LITTLE architecture. I find some articles that telling L1 and…