Re: 32-bit dma allocations on 64-bit platforms

Arjan van de Ven
2004-06-29T06:58:30Z

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On Mon, Jun 28, 2004 at 11:13:12PM -0700, David Mosberger wrote:
> >>>>> On Sat, 26 Jun 2004 09:16:27 +0200, Arjan van de Ven <arjanv@redhat.com> said:
>
> Arjan> the real solution is an iommu of course, but the highmem
> Arjan> solution has quite some merit too..... I know you disagree
> Arjan> with me on that one though.
>
> Yes, some merits and some faults. The real solution is iommu or
> 64-bit capable devices. Interesting that graphics controllers should
> be last to get 64-bit DMA capability, considering how much more
> complex they are than disk controllers or NICs.

I guess the first game with more than 4Gb in textures will fix it ;)

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