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To: Dave Jones <davej@redhat.com>
Cc: Pavel Machek <pavel@suse.cz>, Ingo Molnar <mingo@elte.hu>,
       kernel list <linux-kernel@vger.kernel.org>
Subject: Re: aperture_64: use symbolic constants
From: Andi Kleen <andi@firstfloor.org>
References: <20080519123952.GA23118@elf.ucw.cz>
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	<20080520154209.GD542@redhat.com>
Date: Wed, 21 May 2008 03:23:53 +0200
In-Reply-To: <20080520154209.GD542@redhat.com> (Dave Jones's message of "Tue, 20 May 2008 11:42:09 -0400")
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Dave Jones <davej@redhat.com> writes:
>
> If you enable IOMMU, you _have_ to enable AGP.  (well, you don't have to,
> it does a 'select AGP' for you when you enable it :-)

That's actually not needed. The IOMMU code was carefully
written to not require AGP. The only requirement it has is that
if AGP is enabled it has to be built in.

-Andi