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Re: usb hotplug function with linux mips kernel

To: Jun Sun <jsun@mvista.com>
Subject: Re: usb hotplug function with linux mips kernel
From: Pete Popov <ppopov@mvista.com>
Date: 19 Nov 2002 10:03:47 -0800
Cc: Ralf Baechle <ralf@linux-mips.org>, ?? <kevin@gv.com.tw>, linux-mips@linux-mips.org
In-reply-to: <20021119095444.C18134@mvista.com>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20021118144212.A12262@linux-mips.org> <00a901c28fc4$76ace700$df0210ac@gv.com.tw> <20021119132922.A15266@linux-mips.org> <20021119095444.C18134@mvista.com>
Sender: linux-mips-bounce@linux-mips.org
On Tue, 2002-11-19 at 09:54, Jun Sun wrote:
> On Tue, Nov 19, 2002 at 01:29:22PM +0100, Ralf Baechle wrote:
> > Hello double questionmark ;-)
> > 
> > On Tue, Nov 19, 2002 at 08:09:07PM +0800, ?? wrote:
> > 
> > > anyone successfully using usb hotplug function with linux mips kernel?
> > > 
> > > http://marc.theaimsgroup.com/?l=linux-hotplug-devel&m=102954820511328&w=2
> > 
> > There is nothing in the USB code that should be MIPS specific.  Despite
> > what Tom suspects everything is fine.  32-bit kernel symbols always start
> > with 0xffffffff and the value of usbdevfs_cleanup is an artefact of the
> > function having been discarded by the linker.
> >
> 
> Additional info:
> 
> USB has been working on MIPS for well over a year now.  There was a problem
> early on due to non-coherent MIPS cache, but it was solved back then.
> 
> We have been using USB on global span IVR successfully.  

... among many other mips boards.

> Maybe there are still some patches missing in linux-mips tree.  I will 
> take a look later.

Pete


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