[Xen-devel] Cannot bind IRQ 2 to guest. In use by 'cascade'.

[Nicholas Lee <emptysands@xxxxxxxxx>]

 Xen version 3.0-devel (nic@localdomain) (gcc version 3.3.5 (Debian
1:3.3.5-13)) Fri Oct 14 10:41:30 NZDT 2005
 Latest ChangeSet: Fri Oct 14 03:26:44 2005 +0100 7369:92c6021f23e4
[....]
(XEN) Scrubbing Free RAM: .........................................done.
(XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch
input to Xen).
(XEN) (file=irq.c, line=224) Cannot bind IRQ 2 to guest. In use by 'cascade'.
[repeats 14 more times]

What exactly is this for?

There doesn't seem to be a IRQ 2 in /proc/interrupts
nic@wuwei:~$ cat /proc/interrupts
           CPU0
  1:          8        Phys-irq  i8042
  8:          0        Phys-irq  rtc
  9:          0        Phys-irq  acpi
 12:        102        Phys-irq  i8042
 15:         12        Phys-irq  ide1
 19:       2448        Phys-irq  ohci_hcd:usb1, ohci_hcd:usb2
 25:        209        Phys-irq  peth0
 27:       1922        Phys-irq  ioc0
256:       6899     Dynamic-irq  timer0
257:          0     Dynamic-irq  console
258:          0     Dynamic-irq  net-be-dbg
259:         66     Dynamic-irq  xenbus
NMI:          0
LOC:          0
ERR:          0



--
Nicholas Lee
http://stateless.geek.nz
gpg 8072 4F86 EDCD 4FC1 18EF  5BDD 07B0 9597 6D58 D70C

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