title: IRQ Numbering Conflict
body: <p>From: 
  <a href="http://software.intel.com/en-us/articles/introduction-to-pc-architecture/" rel="nofollow noreferrer">http://software.intel.com/en-us/articles/introduction-to-pc-architecture/</a></p>
  
  <p>Exception number 10h corresponds to a "Floating Point Error" but software interrupt 10h also corresponds to "Video support" BIOS interrupts (both in real mode).</p>
  
  <p>What am I missing?</p>