title: How to test CPU L1 and L2 cache specifically on arm
body: <p>Is there any tools/tests available to validate CPU L1 and L2 caches during bsp/bring up activities. </p>
  
  <p>I am using memtest86+ on my ARM board, But not able to find much information on how to get cache misses and hits especially while writing data to L2. </p>