From: Prakash Punnoor <prakash@punnoor.de>
To: Sebastian Biallas <sb@biallas.net>
Subject: Re: PCI-DMA: Disabling IOMMU
Date: Wed, 18 Oct 2006 17:41:03 +0200
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Am Mittwoch 18 Oktober 2006 17:03 schrieben Sie:
> Hi,
>
> Linux ouputs some strange "PCI-DMA: Disabling IOMMU" on booting. It's a
> ALiveNF4G motherboard with an Athlon64 X2 running vanilla Linux 2.6.18.1
> (which supports all hardware out of the box, pretty cool).
>
> Should I worry about this IOMMU-disabling? All other Linux/IOMMU stuff I
> found had AGP or BIOS messages nearby, but I only get this single
> "PCI-DMA: Disabling IOMMU" line, without any hint.

Unless you have >=3D4GB of RAM using IOMMU makes no sense, thus it gets=20
disabled.

=2D-=20
(=B0=3D                 =3D=B0)
//\ Prakash Punnoor /\\
V_/                 \_V

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