Re: [Xen-devel] GPLPV Drivers 0.9.11-pre4 hang during boot - Windows XP Pro SP2

[Sandro Sigala <sandro@xxxxxxxxx>]

James Harper wrote:
> Hmmm... I think I can see the problem - XenPCI is getting IRQ 5, and IRQ
> 5 is being assigned to all the subsequent devices that XenPCI
> enumerates, and due to the slightly dodgy way I dish out interrupts to
> other devices this maybe isn't working. I should probably have spotted
> that earlier but I wasn't looking for it!
Great!

> Btw, on my test machines, XenPCI always seems to get IRQ 28 and the
> other devices all get IRQ 11. Any idea why yours would all be getting
> IRQ 5? My guess would be that you don't have APIC enabled, or that you
> didn't have it enabled when you first installed.
Confirmed, I have APIC disabled in the VM (also while installing), because
in the past this caused strange problems with the older Xen versions.  Since
then I always left it disabled for safety, but I guess it's now safe...

Thanks,
Sandro

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