Re: [Xen-users] Debian Squeeze - XEN and PCI Passthrough

["Daniel Bauer" <mlist@xxxxxxxxxxx>]

Hi Francisco,

thanks for you reply.


From: "Francisco Javier Funes Nieto"

> The same ISDN Card in Debian Lenny (with 2.6.22-xen-amd64)  and Xen
> 3.4.3 works well.
>
> module          /boot/vmlinuz-2.6.26-2-xen-amd64 root=/dev/sda1 ro
> console=tty0 pciback.hide=(02:04.0)(04:00.0) pciback.permissive
> pci=nomsi
>
>
> Try adding pci=nomsi to boot parameters in grub.cfg
Done, without success :(

Also changing to vmlinuz-2.6.35-5-xen-amd64 doesn't change anything.


> More info about the dom0 hardware?
It's an Supermicro PDSME+. Intel VT is enabled, but there is no VT-IO!

Ciao
Daniel


> 2012/7/8 Daniel Bauer <mlist@xxxxxxxxxxx>:
> > I tried to give a PCI device to a domU with
> >
> >    module  /boot/vmlinuz-3.2.0-0.bpo.2-amd64 ... xen-pciback.hide=(02:01.0)
> >
> > vai /boot/grub/grub.cfg
> >
> >
> > The startup of the domU shows this error:
> >
> > Loading DAHDI hardware modules:
> > [    5.475642] dahdi: Telephony Interface Registered on major 196
> > [    5.475660] dahdi: Version: 2.6.1
> >   wcb4xxp: [    5.559401] wcb4xxp 0000:02:01.0: probe called for b4xx...
> > [    5.559552] wcb4xxp 0000:02:01.0: enabling device (0000 -> 0003)
> > [    5.561039] wcb4xxp 0000:02:01.0: Xen PCI enabling IRQ: 0
> > [    5.561039] xen_allocate_pirq: returning irq 0 for gsi 0
> > [    5.561039] wcb4xxp 0000:02:01.0: Device has no associated IRQ?
> > [    5.561039] wcb4xxp: probe of 0000:02:01.0 failed with error -5
> > done
> > Running dahdi_cfg: .
> >
> >
> > also a lspci shows different to to dom0:
> >
> > root@rz3-ta:~# lspci -vv
> > 02:01.0 Non-VGA unclassified device: Digium, Inc. Wildcard B410 quad-BRI
> > card (rev 01)
> >        Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
> > Stepping- SERR- FastB2B- DisINTx-
> >        Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
> > <TAbort- <MAbort- >SERR- <PERR- INTx-
> >        Region 0: I/O ports at 2000 [size=8]
> >        Region 1: Memory at ec200000 (32-bit, non-prefetchable) [size=4K]
> >
> >
> > Thats the output without pciback:
> >
> > root@rz3-xen1:~# lspci -vv -s 02:01.0
> > 02:01.0 ISDN controller: Digium, Inc. Wildcard B410 quad-BRI card (rev 01)
> >        Subsystem: Digium, Inc. Wildcard B410 quad-BRI card
> >        Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
> > Stepping- SERR+ FastB2B- DisINTx-
> >        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
> > <TAbort- <MAbort- >SERR- <PERR- INTx-
> >        Interrupt: pin A routed to IRQ 7
> >        Region 0: I/O ports at 2000 [size=8]
> >        Region 1: Memory at ec200000 (32-bit, non-prefetchable) [size=4K]
> >        Capabilities: [40] Power Management version 2
> >                Flags: PMEClk- DSI+ D1+ D2+ AuxCurrent=0mA
> > PME(D0+,D1+,D2+,D3hot+,D3cold-)
> >                Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
> >
> >
> > May somebody have a hint, what to look for?
> > Thanks
> > Daniel
> >
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxx
> > http://lists.xen.org/xen-users
>
>
> --
> _____________________________________________
>
> Francisco Javier Funes Nieto [esencia@xxxxxxxxx]
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