Re: [PATCH] Intel x86-64 support merge

[Bill Davidsen]

David Mosberger-Tang wrote:
> > > > > > On Thu, 19 Feb 2004 00:40:24 +0100, Arjan van de Ven <arjan@xxxxxxxxxxxxxxx> said:
>
>
>   Arjan> On Wed, 2004-02-18 at 23:57, H. Peter Anvin wrote:
>   >>  Because they were caught by surprise and just hacked the chips
>   >> they had in the pipeline, presumably.
>
>   Arjan> fair enough; I hope this means the next generation has this
>   Arjan> wart fixed...
>
> I wouldn't hold my breath.  My impression was that the Intel chipset
> folks don't want I/O MMU because (a) Windows doesn't need it and (b)
> real machines use (close-to-)64-bit-capable hardware.

Doesn't need it? Does that mean the Win64 uses bounce buffers for 
everything? Or am I totally misreading this?
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