Subject: Re: 33 Mhz LC475
To: David Johnston <david@canopus.apana.org.au>
From: Colin Wood <cwood@ichips.intel.com>
List: port-mac68k
Date: 09/28/1997 00:40:02
David Johnston wrote:
> 
> Hi there!
> 
> I think this was discussed about a month ago.

I had thought that this had already been added, but I guess not.

> There is a very simple modification you can do to an LC475 or Q605 - the
> machines have an identical motherboard - to raise its frequency from
> 25MHz to 33 Mhz (the change just involves moving two resistors - see the
> page http://socrates.berkeley.edu/~schrier/q605.html).
> 
> The machine reports a different gestalt value when the change has been
> made which means that netbsd will not recognize the machine on booting.
> The gestalt values the motherboard reports are as follows:

[snip]

> Can we add these new gestalt values to machdep.c? From reading the
> gestalt.h file from the latest code warrior release it would appear that
> these gestalt values are not used for any other machines.

> The required changes to cpu.h and machdep.c are as follows:

[snip]
 
> I've tested these changes and they work.

David, could you please send these patches in via a PR?  This will insure
that they don't get lost accidentally in someone's inbox :-)

Thanks.

-- 
Colin Wood                                 cwood@ichips.intel.com
Component Design Engineer - MD6                 Intel Corporation
-----------------------------------------------------------------
I speak only on my own behalf, not for my employer.