Subject: Re: Considering port to new processor
To: Jonathan Stone <jonathan@DSG.Stanford.EDU>
From: Mike Cheponis <mac@Wireless.Com>
List: tech-kern
Date: 03/31/2001 16:46:07
I have 4 MB in my PDP-11/70.  Doesn't a minimal NetBSD run on 4 MB on i386?
Seems like it should be possible (in theory, at least) to do the port.


On Fri, 30 Mar 2001, Jonathan Stone wrote:

> In message <>,
> Chuck McManis writes:
> >At 07:27 PM 3/30/2001 -0500, Thor Lancelot Simon wrote:
> >>I don't think I was sufficiently clear.  What I was getting at is that we
> >>no longer have the severely constrained address space of the PDP11, so it
> >>may be that we can do more with "bare minimum" hardware support.
> >
> >Except that there are those of us who would *like* to run NetBSD on a 
> >PDP-11 system and this sort of stance leads to problems. [...]
> You *can't* run NetBSD on a PDP-11. Go look at 2.11BSD and why Steve
> Schultz stopped there.  Not all of 4.4BSD would fit into 11 address
> spaces, let alone what NetBSD has grown into since. NFS?  IPv6?
> mmap() and huge shared libraries with only eight 8k "pages"?