Re: All PPC ports broken since 5.99.61

[Michael <macallan%netbsd.org@localhost>]

Hello,

On Thu, 9 Feb 2012 10:32:22 +0100
Frank Wille <frank%phoenix.owl.de@localhost> wrote:

> On Thu, 9 Feb 2012 04:16:03 -0500
> Michael <macallan%netbsd.org@localhost> wrote:
> 
> > > Installer from 5.99.64 on Power Mac G4 (graphite) gave me: 
> > > 
> > > DEFAULT CATCH!, code=300 at %SRR0: 001001b0  %SRR1: 4003030
> > 
> > Same here ( well, almost ):
> > DEFAULT CATCH!, code=900 at %SRR0: 001001cc %SRR1: 40003030
> > on a Pismo.
> 
> Confirmed on an IBook G4 as well. Although I got no "code", but the
> crash location is 0x1001cc too.
> 
> The crash occurs very early in the openfirmware() function,
> src/sys/arch/powerpc/oea/ofw_subr.S, line 125. So it has probably nothing
> to do with the recent kmem changes...?
> 
> The code didn't change. No idea why it is happening now, and why it
> is not happening on ofppc, for example.

Apple OF is always a little special. In several different ways depending on the 
version.
I downgraded trap_subr.S to 1.72 and oea_machdep.c to 1.60 which made the 
kernel boot again, only to fail later on when r128fb tries to map its 
registers, but that's probably unrelated.

have fun
Michael