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From: "David S. Miller" <davem@redhat.com>
To: Linus Torvalds <torvalds@osdl.org>
Cc: riel@redhat.com, herbert@13thfloor.at, mikpe@csd.uu.se,
	linux-kernel@vger.kernel.org
Subject: Re: Intel vs AMD x86-64
Date: Mon, 23 Feb 2004 14:06:47 -0800	[thread overview]
Message-ID: <20040223140647.73bdf091.davem@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.58.0402231359280.3005@ppc970.osdl.org>

On Mon, 23 Feb 2004 14:08:40 -0800 (PST)
Linus Torvalds <torvalds@osdl.org> wrote:

> In fact, I _think_ you could actually use the AGP bridge as a strange
> IOMMU. Of course, right now their AGP bridges are all 32-bit limited
> anyway, but the point being that they at least in theory would seem to
> have the capability to do this.

Ok, I see.  In fact, I remember some vague notion that the AGP bridge
on the Athlon's could technically be used as a full-on IOMMU, especially
since it was all derived from Alpha PCI chipsets which did use things
this way.

  reply	other threads:[~2004-02-23 22:06 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-02-18  1:44 Intel vs AMD x86-64 Linus Torvalds
2004-02-18  9:56 ` Mikael Pettersson
2004-02-18 14:31   ` Diego Calleja García
2004-02-18 18:17     ` Bryan O'Sullivan
2004-02-18 14:54   ` Stefan Smietanowski
2004-02-18 15:47   ` Linus Torvalds
2004-02-22  2:59     ` Herbert Poetzl
2004-02-22  3:12       ` Linus Torvalds
2004-02-22  3:39         ` Tomasz Rola
2004-02-22  3:47           ` Mike Fedyk
2004-02-22  4:12         ` Scott Robert Ladd
2004-02-23  0:38           ` Timothy Miller
2004-02-23  2:17             ` Tom Vier
2004-02-22  8:38         ` Geert Uytterhoeven
2004-02-22 10:00         ` Vojtech Pavlik
2004-02-23 15:51         ` Clay Haapala
2004-02-23 17:03         ` Adrian Bunk
2004-02-23 17:31           ` Linus Torvalds
2004-02-24  9:47             ` Kees Bakker
2004-02-24  9:59               ` viro
2004-02-24 10:59             ` Andrew Walrond
2004-02-23 18:56           ` Christoph Hellwig
2004-02-23 21:25         ` Rik van Riel
2004-02-23 21:36           ` Linus Torvalds
2004-02-23 21:48             ` David S. Miller
2004-02-23 22:08               ` Linus Torvalds
2004-02-23 22:06                 ` David S. Miller [this message]
2004-02-23 22:56             ` H. Peter Anvin
2004-02-24  1:01         ` Thomas Zehetbauer
2004-02-24  1:11           ` John Heil
2004-02-24 13:32             ` Timothy Miller
2004-02-24 14:39               ` Scott Robert Ladd
2004-02-24 19:43               ` Rogier Wolff
2004-02-24 19:49                 ` John Heil
2004-02-24 20:03                   ` Mike Fedyk
2004-02-24 20:03                     ` John Heil
2004-02-24 21:20                   ` Timothy Miller
2004-02-25 18:40         ` Matt Seitz
2004-02-18 19:13   ` Aaron Lehmann
2004-02-19  6:02     ` Mikael Pettersson
2004-02-19  9:15 ` Terje Eggestad
  -- strict thread matches above, loose matches on Subject: below --
2004-02-18 21:26 Peter Maas
2004-02-18 21:28 Peter Maas
2004-02-23 18:10 Nakajima, Jun
2004-02-24 13:25 ` Pavel Machek
2004-02-23 19:59 Xose Vazquez Perez
2004-02-24  2:42 Albert Cahalan
2004-02-24 16:44 ` Dave Jones
2004-02-24 15:11   ` Albert Cahalan
2004-02-24 17:34     ` Dave Jones
2004-02-24 15:29       ` Albert Cahalan
2004-02-24 18:07         ` Dave Jones
2004-02-24 21:01 Sean Fao
2004-02-24 21:26 ` Linus Torvalds
2004-02-24 22:21   ` Timothy Miller
2004-02-25 22:30   ` Davide Rossetti
2004-02-24 21:31 ` Timothy Miller
2004-02-24 21:31   ` Linus Torvalds
2004-02-24 21:28     ` Dave Jones
2004-02-26 21:39       ` Kai Henningsen
2004-02-24 23:15 Nakajima, Jun
2004-02-25  1:52 ` Chris Wedgwood
     [not found] <7F740D512C7C1046AB53446D37200173EA2684@scsmsx402.sc.intel.com.suse.lists.linux.kernel>
2004-02-24 23:49 ` Andi Kleen
2004-02-25  3:07 Nakajima, Jun
2004-02-25  3:24 Nakajima, Jun
2004-02-25 16:22 ` Timothy Miller
2004-02-25 16:17   ` H. Peter Anvin
2004-02-25 17:18     ` Timothy Miller
2004-02-25 17:16       ` H. Peter Anvin
2004-02-25 19:05         ` Timothy Miller
     [not found] <1sRYA-1uZ-23@gated-at.bofh.it>
     [not found] ` <1sSi2-1NC-5@gated-at.bofh.it>
     [not found]   ` <1sT4l-2CW-17@gated-at.bofh.it>
2004-02-25 15:41     ` Bill Davidsen
2004-02-25 16:08       ` Moritz Muehlenhoff
2004-02-25 20:07 Nakajima, Jun
2004-02-25 23:44 ` Timothy Miller
2004-02-26  0:13   ` H. Peter Anvin
2004-02-26  1:19 Nakajima, Jun
2004-02-26 16:04 ` Timothy Miller
2004-02-27  3:16   ` Bill Davidsen
2004-03-02 23:22 Nakajima, Jun

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