Blue G3 and machine check

Geert Uytterhoeven Geert.Uytterhoeven at
Tue Mar 16 04:09:24 EST 1999

On Tue, 16 Mar 1999, Ryuichi Oikawa wrote:
> > While reading of macbsd mailing list, I've seen that the Blue G3 causes a
> > machine check exception while probing a non-existing PCI slot. I don't
> > have time to look into this and I don't have one of those machines, but
> > if anyone want to give a try at fixing this...
> > 
> > (With luck, the second PCI bridge will have been properly setup by OF or
> > BootX and this fix could be enough to get the machine to boot further
> > that It's doing now).
>  As far as I tested(kernel source 2.2.1 from samba and BootX 1.0.2b),
> the kernel freezes within head.S before jumping to start_kernel. It seems
> to completely freeze after the following instructions:


Hmm, very similar to the place I suspect to crash my CHRP box. The change was
made somewhere in january, but I still haven't found time to track it down :-(


				Geert (ashamed he's still running 2.2.0)

Geert Uytterhoeven                     Geert.Uytterhoeven at
Wavelets, Linux/{m68k~Amiga,PPC~CHRP}
Department of Computer Science -- Katholieke Universiteit Leuven -- Belgium

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