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Date:      Mon, 16 Jul 2007 08:45:25 -0400
From:      John Baldwin <jhb@freebsd.org>
To:        freebsd-current@freebsd.org
Cc:        acpi@freebsd.org, Nate Lawson <nate@root.org>
Subject:   Re: smi speedstep patch
Message-ID:  <200707160845.26597.jhb@freebsd.org>
In-Reply-To: <46741947.3050200@root.org>
References:  <46735262.50601@root.org> <4673768D.1050805@root.org> <46741947.3050200@root.org>

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On Saturday 16 June 2007 01:09:27 pm Nate Lawson wrote:
> Nate Lawson wrote:
> > Nate Lawson wrote:
> >> If you have a pentium 3 that works for speedstep, please try this patch.
> >>  It fixes the PAE case.  Compile-tested.
> > 
> > Hmm, I see it's no longer getting the physical address, just virtual.
> > So need to fix that part. 
> 
> Attached is the updated patch.  It uses the low kernel map where P=V and
> fixes the callback.  I just need someone who is using smi-speedstep
> (440bx chipset with pentium 3) to make sure the device still attaches.
> Patch should work on 6.x and 7.x.

Why do you need a V == P page?

-- 
John Baldwin



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