Re: using more than 2 GB as a ram disk

H. Peter Anvin (hpa@transmeta.com)
2 Feb 1999 08:27:25 GMT


Followup to: <XFMail.990202081214.simon@irial.com>
By author: Simon Kenyon <simon@koala.ie>
In newsgroup: linux.dev.kernel
>
> On 02-Feb-99 H. Peter Anvin wrote:
> > You probably want to go 64-bit, like UltraSPARC or Alpha.
>
> somebody (it's beyond me) needs to port linux (SPARC or Alpha) to Pentium
> is that such a crazy idea?
>
> i remember reading a paper about a port of UNIX V7 from a PDP-11 to a PDP-11
> (with the two 16bit quantities in a 32bit integer swapped)
> this was so they could share a VAX disk
>
> seems like we need a version of Linux on Pentium which has 64bit quantities
> everywhere. call it a "practicing for merced" exercise :-)
>

Call it ridiculous. i386 et al only has 32 bits of linear address
space. It can't work.

-hpa

-- 
"Linux is a very complete and sophisticated operating system.  There
are, and will be, large numbers of applications available for it."
    -- Paul Maritz, Group Vice President for Platforms And Applications,
       Microsoft Corporation [Reference at: http://www.kernel.org/~hpa/ms.html]

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