Re: [Xen-users] pciback.hide equivalent boot arg for PVOPS xen/master kernel?

[Bruce Edge <bruce.edge@xxxxxxxxx>]

Forgot to add that after this

> 0 #> echo "11f8 8032" > /sys/bus/pci/drivers/pci-stub/new_id
> 0 #> echo "0000:17:00.0" > /sys/bus/pci/devices/0000:17:00.0/driver/unbind
> 0 #> echo "0000:17:00.0" > /sys/bus/pci/drivers/pci-stub/bind

xm reports the devices as assignable:

#> xm pci-list-assignable-devices

0000:17:00.0
0000:17:00.1
0000:14:00.0
0000:14:00.1
0000:07:00.0
0000:07:00.1
0000:07:00.2
0000:07:00.3


On Mon, Oct 12, 2009 at 11:21 AM, Bruce Edge <bruce.edge@xxxxxxxxx> wrote:
> On Mon, Oct 12, 2009 at 11:04 AM, McNeal, Rick <Rick.McNeal@xxxxxxx> wrote:
>> Have you used the /sys/bus/pci/drivers/pciback to do the same thing?
>>
> Here's what I tried:
>
> These are devices I wanted to pass through:
>
> lspci -n | grep 07:00
>
> 07:00.0 0c04: 11f8:8032 (rev 05)
> 07:00.1 0c04: 11f8:8032 (rev 05)
> 07:00.2 0c04: 11f8:8032 (rev 05)
> 07:00.3 0c04: 11f8:8032 (rev 05)
>
> I started following the instructions for the pv_ops VT_d here:
>  http://wiki.xensource.com/xenwiki/VTdHowTo
>
> 0 #> echo "11f8 8032" > /sys/bus/pci/drivers/pci-stub/new_id
> 0 #> echo "0000:17:00.0" > /sys/bus/pci/devices/0000:17:00.0/driver/unbind
> 0 #> echo "0000:17:00.0" > /sys/bus/pci/drivers/pci-stub/bind
>
> Then, when I ran
>
> xm pci-attach dpm 0000:17:00.0 17      ( is that right? )
>
>
> the console prints:
>
> (XEN) [VT-D]iommu.c:1289:d0 domain_context_unmap:PCIe: bdf = 17:0.0
> (XEN) [VT-D]iommu.c:1175:d0 domain_context_mapping:PCIe: bdf = 17:0.0
> (XEN) [VT-D]iommu.c:1289:d0 domain_context_unmap:PCIe: bdf = 17:0.0
> (XEN) [VT-D]iommu.c:1175:d0 domain_context_mapping:PCIe: bdf = 17:0.0
>
> and the domU reboots.
>
> -Bruce
>
>> ----
>> Rick
>>
>> Twenty years from now you will be more disappointed by the things you
>> didn't do than by the ones you did do. So throw off the bowline. Sail
>> away from the safe harbor. Catch the trade winds in your sails.
>> Explore. Dream. Discover. -Mark Twain
>>
>> On Oct 12, 2009, at 11:26 AM, "Bruce Edge" <bruce.edge@xxxxxxxxx> wrote:
>>
>>> I used to be able to do this with the 2.6.30.3 dom0:
>>> pciback.hide=(07:00.0)(07:00.1)(07:00.2)(07:00.3)(14:00.0)
>>>
>>> Now I get:
>>> Unknown boot option
>>> `pciback.hide=(07:00.0)(07:00.1)(07:00.2)(07:00.3)(14:00.0)': ignoring
>>>
>>> Is there an equivalent boot arg for the PVOPS kernel for this?
>>>
>>> Where are the docs for what boot args this dom0 kernel supports?
>>>
>>> -Bruce
>>>
>>> _______________________________________________
>>> Xen-users mailing list
>>> Xen-users@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-users
>>
>

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