Re: [Ksummit-discuss] kselftest - What's in 3.17 and plans for 3.18 and beyond

[Geert Uytterhoeven <geert@linux-m68k.org>]

Hi Rob,

On Mon, Aug 18, 2014 at 5:08 AM, Rob Landley <rob@landley.net> wrote:
> (My dayjob has nothing to do with anything interesting, I'm paid to work
> on a a company's fork of a vendor's bsp fork of a really old kernel. For
> the new board, we just upgraded _to_ a version that's only 4 years old.
> When they finally ship there will be a nominal compliance tarball put on
> a website somewhere that nobody will ever look at or care about. I keep
> meaning to put up a patreon to see if people would be willing to sponsor
> me to spend all my time on actually _interesting_ stuff like this, but
> the chances are low enough I haven't bothered.)
>
>> I have been unable to find a working combination of kernel configuration,
>> qemu version, qemu command line, and root file system for m68k. Presumably
>> that must exist, because qemu supports m68k, I just have not been able
>> to figure out how to make it work.
>
> QEMU does not support m68k, qemu supports coldfire which is a nommu
> subset of m68k. But people have used the aranym emulator to fake an
> atari machine that _has_ run the root filesystems I've been building.
> (With a different kernel config, and a largeish patch for aranym devices
> that since went upstream. But it showed the basics were right.)

These days atari_defconfig in upstream should run fine on ARAnyM.

> The problem with using aranym is my setup expects a certain pile of
> devices. If /dev/console goes to stdin/stdout than it's easy to script
> the sucker with tcl/expect and log the output with "tee". If you have a

Ah, ARAnyM's nfcon only does stdout, not stdin.

> virtual network card you can move the heavy lifting of compilation
> outside the emulator with distcc hooked up to the cross compiler

But nfeth works fine.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds