Re: [Xen-users] usb passthrough

[Chris <tknchris@xxxxxxxxx>]

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
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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