Subject: Re: Powermac 6500/250 with L2 cache G3 upgrade
To: Michael <macallan18@earthlink.net>
From: Adam Kranzel <adam@blacktabby.org>
List: port-macppc
Date: 04/04/2005 18:56:41
On Apr 4, 2005, at 6:52 PM, Michael wrote:

> Hello,
>
>>> Any other info you need, or things you would like me to try, just let
>>> me know. I got the machine basically for free, and it's just another
>>> thing to play with.
>
>> I think you're stuck with the 603. There are a couple of Umax 603
>> machines with a ZIF socket but I think they were the only ones.
>
> Just thinking... correct me if I'm wrong.
> There are CPU upgrades that fit into the L2 cache slot for lots of 
> different PowerPC-based machines, not only Macs, my PowerStack II for 
> instance has such a thing mentioned in the manual and the BeBox 
> developer notes say that the chipset they used could drive either a 
> CPU and a cache or two CPUs. The one for the PowerStack was meant to 
> be an additional CPU, not an upgrade though.
> Anyway, I think the old world Macintosh chipsets supports (at least) 
> two CPUs out of the box and that's why these things work at all - now 
> we only need to tell OF which one to enable or figure out what MacOS 
> does to run on the G3.
>
> Adam - after running NetBSD, does MacOS use the G3 the first time it 
> boots or does it need a reset in between?
>
> have fun
> Michael
>
>

Hmm, haven't checked if MacOS needs a reboot or anything after running 
NetBSD.
I'll connect the MacOS drive to it as soon as it's done with this 
kernel build, and let you know. Anything else you want me to try or 
check while I'm booted into MacOS (9.2.2 is what's installed on the 
drive) ?

  -Adam