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Re: Trying to get isochronous transfers for uaudio device to work with EHCI on NSLU2 USB port



On Friday 22 August 2008, Donald T Hayford wrote:
> Quentin Garnier wrote:
> > On Thu, Aug 21, 2008 at 10:13:30PM -0400, Donald T Hayford wrote:
> >> Not sure which is the correct forum for this, so I'll start with users
> >> and port-arm (though I don't really think this is a port-arm problem). 
> >> If I'm in the wrong spot, please let me know.
> >
> > tech-kern is more correct.
> >
> > [...]
> >
> >> I thought that ehci isochronous support was added recently by the summer
> >> of
> >
> > Not through a hub.
>
> Thanks for the info.  Is this a USB limitation or a NetBSD limitation?
>
> Regards,
> Don Hayford

BTW: FreeBSD has support for Split ISOC transactions through a High Speed HUB 
in their new USB stack.

--HPS


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