• Arm11 clock
    Note: This was originally posted on 13th October 2008 at http://forums.arm.com Hello, Does anyone know if there is a timestamp clock in Arm? Something like the RDTSC in intel? Or some other high frequency...
  • PMU (Performance monitor Unit)
    Hi, How can I use PMU(Performance Monitor Unit) in ARM11 to calculate execution clock cycles of an assembly code. I am using raspberry pi Model B. I am programming it in assembly language (running assembly...
  • Using PMU on cortex-a9 CPU
    Folks, I am trying to run linux 'perf' on a new board with 2 ARM cortex-a9 CPUs. After compiling the kernel to include perf tool, i run 'perf stat true' and it returns valid stats. But when I run 'perf...
  • Is pre-compiled ARM9 libs able to run on an ARM11 chip
    Note: This was originally posted on 15th October 2008 at http://forums.arm.com Hi I have couple pre-compiled libs in ARM9, is there a problem if link it with other ARM11 code and put on an ARM11 chip...
  • How does ARM11 respond to a non-secure interrupt in secure mode?
    Note: This was originally posted on 19th March 2009 at http://forums.arm.com Hi All, Assuming that ARM11 is running a secure process and receives a non-secure IRQ or FIQ, how does ARM11 respond to a non...