Re: PCI passthru with Xen 3.0, NetBSD 5.1 dom0, Linux domU

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Tue, Jun 07, 2011 at 09:38:54PM +0200, Julien Oster wrote:
> I just checked (currently with Xen kernel 3.3, but the pciback command
> line is still active), but the pciback0 device seems to be the only
> one:
> 
> pci4 at ppb3 bus 4
> ppb3: added to list as bus 4
> pci4: i/o space, memory space enabled
> pciback0 at pci4 dev 0 function 0: vendor 0x168c product 0x0023 (rev. 0x01)
> pciback0: mem: 0x48100000 - 0x00010000
> ioapic0: int21 1a9d0<vector=d0,delmode=1,logical,actlo,level,masked,dest=0>
> f000000<target=f>
> pciback0: interrupting at ioapic0 pin 21, event channel 9
> irq line 194 pin 1 sc 0xffffa00012d49c50
> 
> The card is also the only device on bus 4 and pin21 isn't attached to
> any other busses (keep in mind that I currently know next to nothing
> about PCI, though).

You just need to check if "ioapic0 pin 21" is used by other
devices (grep "ioapic0 pin 21" /var/run/dmesg.boot). 

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--