[edk2-devel] [PATCH v2 1/2] OvmfPkg/Bhyve: add USB support

Peter Grehan grehan at freebsd.org
Thu Jul 1 23:31:22 UTC 2021


Hi Michael,

>>>>   bhyve doesn't (and will likely never) support Uhci/Ehci 
>>>> controllers so those lines can be removed.
>>>
>>> Is it possible to pass such a controller by PCI-Passthrough to a VM?
>>> If it's possible, I would keep these lines.
>>
>>   Uhci/Ehci only support legacy interrupts and that isn't supported by 
>> bhyve PCI passthru.
> 
> Is that a detail of the current implementation, or a fundamental 
> limitation in the bhyve architecture?

  Only two choices ? :) Maybe half way between those points.

later,

Peter.


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