Re: Linux/m68k on Atari

[Michael Schmitz <schmitz@biophys.uni-duesseldorf.de>]

Hi Geert,

> > What is the reason for dropping chunks that are residing below the fisrst one,
> > in paging_init ??
> 
> `git blame' tells you that code was added by
> 
> commit 12d810c1b8c2b913d48e629e2b5c01d105029839
> Author: Roman Zippel <zippel@linux-m68k.org>
> Date:   Thu May 31 00:40:54 2007 -0700
> 
>     m68k: discontinuous memory support
> 
> Probably discontigmem supports only increasing physical addresses of the
> multiple memory chunks :-(

Looks like it... We can fix the bootstrap, but I fear that won't change a thing 
(I could not see where the early startup code would refer to the memory chunks 
at all).
 
> But the newer sparsemem generic model may support it, see
> Documentation/memory-hotplug.txt.

Thanks, I'll have a look at that.

	Michael