Re: [LinuxBIOS] SMP hardware question

[Li-Ta Lo]

On Tue, 2005-09-27 at 14:39 -0700, Adam Talbot wrote:
> Currently I have a dual proc Tyan MPX system running two athlon XP's 
> that I have converted to MP by closing a bridge on the top of the CPU's.
>
> So that little trick changed the name of the CPU, but what makes an XP 
> CPU not capable of running in an SMP setup?  Is this a factor of the 
> BIOS or is there something more?
> -Adam Talbot

I guess it is the MP/APIC bus? The single processor XP doesn't have the
bus to talk to each other.