Description of problem:

when adding a second cdrom drive to a virtual machine (example:with virtio drivers) the boot order is altered and first install cdrom iso is ignored stating no boot device is found

Version-Release number of selected component (if applicable):
0.9.0

How reproducible:
add a second cdrom to vm and boot

Steps to Reproduce:
1.
2.
3.
  
Actual results:


Expected results:


Additional info:
workaround : 
1- add the "drivers" cdrom iso first 
2- add the "installer" cdrom iso
3- boot

if it doesn't work do:
1bis- boot then shutdown

NB: only one cdrom shows in Boot Options-->Boot device order