• accuracy of periodic interrupt from generic timer
    1.Cortex-A9 has a private timer that supports one short and continous modes. We can configure it as continous mode and it will generates periodic interrupts without any more configuration. 2.Cortex-A53...
  • About the skid problem in PMU overflow interrupt
    I asked a question about the PMU skid problem about half years ago ( https://community.arm.com/tools/dev-platforms/f/discussions/6986/about-the-interrupt-handling-in-gic), and i understand that the skid...
  • Juno dts timer node
    Hi, I am trying to bring-up linux on Juno r0 board and if I use below timer node I am getting kernel panic while executing timer_init API. Please let me know if I am missing anything else in order to...
  • How to configure the interrupt of push buttons to be secure?
    I am using Linaro's Android release on Juno r1. I noticed that there are 6 user push buttons on the board, and I am trying to use the buttons to trigger a world switch (from non-secure to secure). Firstly...
  • Downloading linux kernel sources for Juno
    Hi, I want to build linux kernel with minimal features from sources and simple file system to run on Juno. Please let me know from where I can download linux kernel sources and simple root file system...