Looking for Stanford Ethernet AppleTalk Gateway (SEAGATE) source code
rwhyre+cctalk at picrad.com
Sun Dec 14 18:52:34 CST 2014
I'm interested in that simh VM image.
Feeling a bit nostalgic for a Vax 11/780 and 4.3BSD, even after having a
Sun workstation on my assorted desks for about 8 years.
On Sun, Dec 14, 2014 at 11:30 AM, Michael Engel <engel at multicores.org>
> On 14 Dec 2014, at 16:03, Al Kossow <aek at bitsavers.org> wrote:
> > On 12/13/14 9:48 PM, Michael Engel wrote:
> >> according to
> >> Bill Croft at Stanford developed an Ethernet to Apple LocalTalk gateway
> >> that ran on the original SUN 68000 CPU board.
> >> Unfortunately, I cannot find the files mentioned in that post on any
> >> mirror (or somewhere else on the net):
> > I've emailed you a copy, and I'll put the tarball up on bitsavers under
> Thanks, Al - got it, looks great! I also found two later versions of the
> seagate source,
> modified to run on Kinetics FastPath routers (68008/68000-based
> single-board routers
> with a 82586 Ethernet controller and a Z8530) and renamed "KIP":
> > The code was built using the SUMEX C toolchain, derived from the MIT 68k
> port of PCC, which
> > is even harder to find.
> This is actually easy to find, SUMACC tools (actually a Mac cross
> compiler, which works
> fine for creating b.out binaries) are included in 4.3BSD's "new.tar.gz"
> I have sumacc working on 4.3BSD/VAX in simh (my real VAXen are still in
> Germany and
> are too recent to run 4.3BSD or even Quasijarus) anyways. NetBSD+emulation
> might work).
> The original SUN (and, presumably, also Codata) firmware was developed
> using sumacc,
> we are currently trying to get our own modifications to run using the
> sunmon sources from
> bitsavers. The sunmon sources compile after adding files from the PDF
> source listing of an
> older version (0.8) of sunmon (from
> and writing some missing header files (mostly nec7210.h), but we are still
> struggling with
> strange bus errors that keep creeping up when trying to run the code on
> the real machine.
> It works fine in the (very incomplete) mess Codata emulator as well as a
> hacked-up version
> of a Verilog implementation of a small Codata subset + an attached VPI
> 68000 simulator
> (derived from Ben Herrenschmidt's minimigmac sources at
> I also got the sumacc compilers to compile on OS X, but these show bugs in
> the parser
> and code generator, resulting in crashes. I'll try to figure these out
> over the Christmas
> If anyone is interested in my simh VM image for VAX 11/780 with 4.3BSD,
> the sumacc compilers
> and the sunmon sources installed, please let me know.
> -- Michael
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