Paravirt domU and PCI Passthrough

[Roger Pau Monné]

On 07/11/13 12:27, Roger Pau Monné wrote:
> On 05/11/13 09:43, Hilton Day wrote:
>> Hi - firstly a warning.  While I've been running Xen on Linux for about 6
>> years, I've only just started to scratch the surface of freeBSD.
>>
>> I just compiled a (working) paravirt kernel for freeBSD 8.3 (actually for
>> pfSense firewall), and have succeeded in running it with a couple of
>> virtual interfaces.  However, I've struck a couple of limitations:
>>
>> 1.  Seems to be no support for the Xen pcifront to enable pci passthrough
>> to paravirt domUs?
> 
> No, there's no pcifrontend, so right now it's not possible to use i386
> PV guests with pci-passthrough.

This is not completely true, there's a pcifront driver, but it's not
included in the i386 PV build (and it seems like it never was included),
so my guess is that it is probably broken or incomplete.