From owner-freebsd-hackers@FreeBSD.ORG  Fri Nov 21 12:07:19 2003
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Date: Fri, 21 Nov 2003 21:07:03 +0100
From: Bernd Walter <ticso@cicely12.cicely.de>
To: quel@quelrod.net
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cc: freebsd-hackers@freebsd.org
Subject: Re: usb 2.0 dell inspirion 8500
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On Fri, Nov 21, 2003 at 10:47:35AM -0600, quel@quelrod.net wrote:
> I recently got a usb 2.0 hard drive to which I painfully wait for 1MB/s 
> transfers.  According to dmesg fbsd is only doing 1.0:
> usb0: <Intel 82801DB (ICH4) USB controller USB-A> on uhci0
> usb0: USB revision 1.0
> usb1: <Intel 82801DB (ICH4) USB controller USB-B> on uhci1
> usb1: USB revision 1.0
> usb2: <Intel 82801DB (ICH4) USB controller USB-C> on uhci2
> usb2: USB revision 1.0
> 
> (Yes i double checked my laptop does indeed have usb 2.0)
> 
> I saw that ehci had usb 2.0 support comitted.  Is this coming for uhci?  I 
> suppose it's too late to get this into 5.2 -RELEASE.

uhci is strictly an usb1.x controller.
Build a kernel with ehci support if you have a high speed capable
controller.

-- 
B.Walter                   BWCT                http://www.bwct.de
ticso@bwct.de                                  info@bwct.de