Re: what can i do with a 486?

Darren Pilgrim <phi@evilphi.com> writes:
> Dag-Erling Sm=F8rgrav wrote:
> > Darren Pilgrim <phi@evilphi.com> writes:
> > > Well for one you should probably not try to boot an i686 kernel
> > > on a 486....
> > It's not an i686 kernel.  It's an i486 kernel with code to
> > recognize and support i586 and i686 CPUs.
> Technically it's neither.  It's an i386 kernel with support for
> 486-, 586- and 686-class CPUs.

No.  It won't run on an i386.  Atomic operations are ridiculously
inefficient on the i386 (no cmpxchg), so we don't use i386-compatible
code unless I386_CPU was specified.

DES
--=20
Dag-Erling Sm=F8rgrav - des@des.no
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