Re: NexGen detection

[Anthony Barbachan]

> > the checkCPUtype routine in head.S in linux identifies the processor
> > as a 386.  While I - with proper documentation - can see why that
> > happends you could do a bit more in order to identify a nexgen chip
> > using the CPUID instruction.
>
> also, keep in mind that the NexGen Nx586 (which is what you have)
> really is 386 equivalent, in that it doesn't have an FPU.  make sure
> you build your kernel for a 386, not a Pentium or 486.
>
> ran into this one myself...
>

    486sx's also do not have an FPU yet they are 486's.  However from what I
remember the Nx586 was pretty much a souped up 386 in that that was the only
instruction set it supported (at least at first).