On 5/21/19 9:48 AM, Rodney W. Grimes wrote:
>> On 5/19/19 6:24 AM, Rodney W. Grimes wrote:
>>>> Does the card have multiple BARs? Can you send us the output of pciconf 
>>>> -lvb for the card?
>>>>
>>>> There is a bug in bhyve where if the OS assigns the 0xffffffff sentinel to 
>>>> more than one BAR simultaneously it is not compatible with bhyve?s memory 
>>>> model for the guest.
>>>
>>> The "we talked" below is myself and Nick talking about exactly that
>>> which came from jhb@ pointing out to me in a hall wall
>>> conversation here at BSDCan that this is the cause of this
>>> problem and is a known issue.
>>>
>>> Does anyone have fixes for this issue?
>>
>> I have not tested this at all, but I have a candidate patch to fix the root
>> issue at 
>> https://github.com/freebsd/freebsd/compare/master...bsdjhb:bhyve_passthrough_barsize
> 
> Could you please factor out the white space changes and do that
> seperately and sooner, it clouds the S/N in this review a bit.

I can pull those out, but this is just a testing patch still, not yet a commit
candidate.

-- 
John Baldwin
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