Thanks, the "reassign_resources" made the domU boot without complaining.
Seems I was misguided by
in that reassing_resources was deprecated.
Hope it works now ! :-)
Thx many many times !
>> module /boot/vmlinuz-184.108.40.206-xen root=/dev/sda1 ro
>> log_buf_len=65662 guestdev=01:00.0,01:00.1,01:00.2
> I didn't try the parameter myself, but I think you also need to add the
> parameter "reassign_resources".
> And please make sure your .config has CONFIG_PCI_REASSIGN=y and
> -- Dexuan
> -----Original Message-----
> From: Sander Eikelenboom [mailto:linux@xxxxxxxxxxxxxx]
> Sent: 2009?7?24? 15:44
> To: Cui, Dexuan
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-devel] [xen 3.5-unstable] passthrough of pci USB card
> Hello Dexuan,
> From what i read, i should replace both pciback and reassigndev with the
> new guestdev parameter. And it should accept the same syntax as
> So i tried to boot my Dom0 with:
> module /boot/vmlinuz-220.127.116.11-xen root=/dev/sda1 ro
> log_buf_len=65662 guestdev=01:00.0,01:00.1,01:00.2
> It seizes the pci devices, but creating the HVM domU still fails with:
> Error: pci: 0000:01:00.2: non-page-aligned MMIO BAR found.
> Any more things I could try ?
> -- Sander
> xm info
> xm dmesg
> lspci -vvvknn
> Wednesday, July 22, 2009, 5:02:13 AM, you wrote:
>> The boot parameters changed.
>> I think you should have a look at
>> -- Dexuan
>> -----Original Message-----
>> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
>> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Sander
>> Sent: 2009?7?21? 20:17
>> To: xen-devel@
>> Subject: [Xen-devel] [xen 3.5-unstable] passthrough of pci USB card fails
>> I'm trying to passthrough a pci USB card to a DomU (HVM).
>> Although pciback seems to seize the device with all functions as seen in
>> the dmesg output, they don't appear using "xm pci-list-assignable-devices".
>> When trying to passthrough to a HVM (with VT-D enabled) it stops creating
>> the domain and complains about:
>> VmError: pci: 0000:01:00.2: non-page-aligned MMIO BAR found.
>> From what I read, booting the xen hypervisor with "reassigndev=" should
>> solve the non-page-aligned issues, but apparently it doesn't in this case.
>> Also added them to xend-pci-persmissive.
>> Is there another boot-option/way to reassign the device ?
>> Attached is the output from:
>> xm info
>> xm dmesg
>> lspci -vvvnnk
>> ls /sys/bus/pci/drivers/pciback
>> /var/log/xen/xend log with the start of a HVM domain
>> winhvm.cfg (config file of the hvm domain)
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