• AARCH64 banked registers
    I am failing at searches can someone point me to a reference for the banked registers for an FIQ in AARCH64 on a cortexA53 I can find hundreds of references for AARCH32 banked registers but none for...
  • ARMv8 AArch64: trapping hardware breakpoint to EL2
    Hi everyone! I want to set and then trap EL1 hardware breakpoints to EL2. I didn't perfectly understand if such an action is possible at all. In some places the documentation said that MDCR_EL2.TDE...
  • New developer guides for AArch64
    We (Arm's Support and Content Services teams) have been working on creating a Developer Guide for AArch64. They're aimed at anyone wanting a bare-metal focused introduction to the Armv8-A architecture...
  • luajit compilation on aarch64
    Hi, I am trying to build luajit on aarch64 platform. I have downloaded source from https://github.com/cbaylis/luajit-aarch64 . I am getting the below error when I compilled the source. root@node...
  • Differences between Privilege Modes and Non-Privilege Mode ?
    Hi everyone , I'm currently using a Cortex-A9 processor (NXP Freescale i.MX6S). My project is to develop a simple OS, but I met a problem: When I am trying to control some peripherals (such as...