[OFF-TOPIC] Cobalt 64-bit, what for? (was: 64-bit fix)

[Dominique Quatravaux <dom@kilimandjaro.dyndns.org>]

Peter Horton wrote:

> This patch adds detection of broken 64-bit mode LL/SC on Cobalt units.
> With this patch my Qube2700 boots a 64-bit build fine. The later units
> have some problems with the Tulip driver.
>  
Just out of curiosity, is there any practical interest in going 64bit on 
Cobalt besides the fun of it? One cannot possibly squeeze more than 4 Gb 
of RAM into a Cobalt box right? And doesn't 64 bit mode have costs of 
its own (doubled i-fetch bandwidth for starters)?
--
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                        Dominique Quatravaux <dom@kilimandjaro.dyndns.org>