Re: Centrino question

Pavel Machek
2004-05-27T20:52:46Z

Hi!

> Whenever something is plugged into the controller, bus mastering kicks in
> and C3 is effectively disabled, also on Windows. This is, to my best
> knowledge, a limitation of the USB interface itself. As far as I know, at

OHCI does not have that problem; unfortunately UHCI is
misdesigned. (See also FSBR)
Pavel
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