marle> cat /proc/interrupts
           CPU0
 16:       4361   OpenPIC   Level     ide0, ide1
 17:          0   OpenPIC   Level     ehci_hcd, usb-ohci, usb-ohci
 18:      75535   OpenPIC   Level     eth0
137:       4180   OpenPIC   Level     serial
138:          0   None      Edge      serial
BAD:          0