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Date: Mon, 16 Feb 2015 11:49:12 -0800
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Subject: Re: bhyve and PCI Passthrough a USB Controller
From: Neel Natu <neelnatu@gmail.com>
To: Philipp Wuensche <cryx-freebsd@h3q.com>
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Hi Philipp,

On Mon, Feb 16, 2015 at 3:09 AM, Philipp Wuensche <cryx-freebsd@h3q.com> wrote:
> Peter Grehan wrote:
>>
>>  Would you be willing to try a patch that relaxes that check ?
>
> Yes! The system isn't in production yet so I can try out stuff.
>

Can you try this patch?
https://people.freebsd.org/~neel/patches/bhyve_ignore_unsupported_pba.patch

best
Neel

>>> Any suggestions for known to be working USB Controllers with bhyve and
>>> PCI passthrough?
>>
>>  I've not tried with any discrete cards, but any XHCI controller that
>> has the table and PBA regions either in separate BARs or not in the same
>> 4K region (recommended behaviour in the PCIe spec) should be fine.
>
> I ordered another controller with an uPD720200 chipset, maybe this one
> will work out of the box.
>
> Greetings,
> Philipp
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