Subject: Re: Pegasos port freezes at uvm_km_alloc1
To: port-powerpc <>
From: Frank Wille <>
List: port-powerpc
Date: 12/07/2004 23:35:14
Allen Briggs wrote:

> > Yesterday I started to port NetBSD to the Pegasos (II) hardware, based
> > on the ofppc code.
> Cool.  I'd like to work with you on that.  I've got a box sitting here
> that's waiting for me to find a bit of time.

Would be great! You're welcome. Help is really appreciated as
I'm new to BSD kernel programming.

> > Status: I get the copyright-message on screen, UVM is initialized, but
> > the system freezes at the end of uvm_km_alloc1(), while trying to clear
> > the first page of kernel memory with memset().
> Do you have the caches enabled?

The L2 caches? Don't think so. Hm... AFAIK they will be enabled
during cpu_attach(), which will happen some time later?

> I'd stick with the default segments unless you have a good reason
> not to.

I thought segment 13 for kernel memory could possibly conflict with
video memory at 0xd0000000 - 0xd0040000. Segment 14 would be free.

   _  Frank Wille (
_ //
\X/   Phx @ #AmigaGer