Re: [Xen-users] usb passthrough

[chris <tknchris@xxxxxxxxx>]

My understanding of PVUSB is that it was only for PV domains though
correct? Looked through the links and can't find anything confirming
or denying that.

- chris

On Sat, Feb 27, 2010 at 7:49 AM, Pasi Kärkkäinen <pasik@xxxxxx> wrote:
> On Fri, Feb 26, 2010 at 10:26:29PM -0500, Chris wrote:
>> That makes sense however one would think USB 2.0 support would be a good
>> feature to have. There's quite a bit of people looking to utilize pci
>> passthrough and I'd imagine USB passthrough would be similarly useful
>>
>
> That's why pvusb was developed.. it allows usb 2.0 speeds/functionality :)
>
> -- Pasi
>
>> Sent from my iPhone
>>
>> On Feb 26, 2010, at 7:36 PM, "James Harper"
>> <james.harper@xxxxxxxxxxxxxxxx> wrote:
>>
>>>>
>>>> I wonder why it's limited to 1.1 i would imagine that is a hard coded
>>>> limit but given a faster system shouldn't the emulation be faster?
>>>> Who
>>>> could shed more light on why?
>>>>
>>>
>>> Well if it talks to the device in '1.1 mode' then the limit will still
>>> apply.
>>>
>>> At a guess, maybe the 1.1 hardware interface is a bit simpler? I
>>> suspect that they already implemented USB 1.1 to support the mouse and
>>> tablet interface, and passthrough was not much harder, but 2.0/3.0
>>> implementation would have been a lot more work.
>>>
>>> James
>

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