Subject: Re: ofwboot.elf
To: Andrew Cagney <ac131313@cygnus.com>
From: Bill Studenmund <wrstuden@zembu.com>
List: port-macppc
Date: 07/11/2001 10:08:33
On Wed, 11 Jul 2001, Andrew Cagney wrote:

> > On Tue, 10 Jul 2001, Bill Studenmund wrote:
> > 
> > : > However, if you mean "uses the OF callbacks to get system hardware info,"
> > : > and BootX doesn't allow that, I guess we're screwed.
> > :
> > : Maybe not screwed, just looking at a big hill.
> > 
> > Right, the same big hill that prevens us from running on pre-OFW PowerMacs.
> > By "screwed", I meant in the context of our in kernel OFW-based device
> > information retrieval, to which you referred.
> 
> 
> Just to clarify something about this.  Is this in anyway a proposal to 
> remove NetBSD's ability to chat (via callbacks) to OF devices once the 
> kernel is up and running?

Yes, though it is a proposal w/o any resources. :-)

The idea, at least in my head, is that if we have OFW, we use it. If not,
we have a tree in memory that we look at, and get info from there. I'm not
sure what to do about call backs that do anything other than get info,
though.

Take care,

Bill