• Equivalences between flags (parameters) of the cc and gcc compilers
    Hi. First of all, I appreciate your time spent on your response. I need to compile an application and the makefile it provides uses the cc compiler and the parameters (flags) are not equivalent with...
  • Runtime detection of CPU features on an ARMv8-A CPU
    In this blog I will cover various methods of runtime feature detection on CPUs implementing ARMv8-A architecture. These methods include using HWCAP on Linux and Android, using NDK on Android and using...
  • How to get CPU cycles
    Hello, Could someone point me to a code to calculate the CPU cycles when running a program or a part of it? I found this code for x86 on this link . I need something similar for ARM. I am using...
  • Where are CPU with SMMU ?
    Hi there, when I was looking for a platform to evaluate virtualization on armv8, Juno was there with TZ and plenty of SMMU. That's fine. Now, i am looking for an application processor to build a product...
  • Modifying CPU nodes in Device Tree
    See here for an introduction to Device Tree syntax. Generally speaking, we would advise against modifying the Device Tree. With that said a valid use case is for completely removing CPUs from the...