• Dhrystone Testing on Cortex A9: disabling Prints increases the DMIPS.
    i am seeing an issue while doing Dhrystone test. i am using Dhrstone source code of version 2.1. when i run this source code on LINUX platform, i got DMIPS/MHz =1.6 but there are some printing commands...
  • How to use the performance monitor of Cortex-A9?
    Hello experts, I feel I am an amateur. I tried to work the performance monitor of Cortex-A9 but it did not work. The followings are my codes. Please tell me what was wrong.         mov     r3, #0   ...
  • I NEED INFO ABOUT THE ARM CORTEX-A9 ASAP!!
    Description of the register architecture (preferably with pictures), including names, sizes and intended uses of all registers Description of all instruction formats Description of all addressing modes...
  • Issue with WatchDog reset De-asserting
    Hi, I am working on ARM CortexA9 processor. I could able to enable both l4wd0 and l4wd1 watchdogs. Issue is system is resetting but not rerunning. I tried changing the register values of reset Manger...
  • 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?