• Number of performance monitoring units in ARM Cortex A-53 and A-9
    Home many performance monitoring units (PMU) are in ARM Cortex A-53 and A-9? Is there a single PMU for each core or single PMU for the whole processor?
  • Can Floating Point Unit(FPU) in cortexA9 processor raise an exception?
    Based on ARM documents there is no exception ID for FPU (CortexA9) and just FPU instructions set exception flags in Floating-Point Status and Control Register (FPSCR). Is there a way to use these flags...
  • arm cortex a9 c++ support
    Hello, I'm new to arm cortex a9. how good does the compiler support C++11 or C++14 on bare metal? where can i find the latest compiler? I use Xilinx Zynq 7010 SoC, which comes with a Dual ARM® Cortex...
  • Can we use PMU(Performance Measuring Unit) on Cortex A8 for calculating cycles on Simulator without hardware?
    ARMv7A family members will have PMU on the processor. Using this PMU, we can access cycle counts. Can we relay on this using the simulator?
  • Regarding ADFSR and AIFSR in ARM Cortex-A9 MPcore
    Hello all, I was debugging an imprecise external abort in one of our product based on i.MX6q and came across a register - Auxiliary Data Fault Status Register readable and writable by the following instructions...