Re: [PATCH 1/3]: Replace kernel/timeconst.pl with kernel/timeconst.sh

Bernd Petrovitsch
2009-01-05T16:19:25Z

On Mon, 2009-01-05 at 15:01 +0000, Jamie Lokier wrote:
> Bernd Petrovitsch wrote:
> > I assume that the NFS-mounted root filesystem is a real distribution.
>
> Not unless you call uClinux (MMU-less) a real distribution, no.

Not really.

> > > (* - No MMU on some ARMs, but I'm working on ARM FDPIC-ELF to add
> > > proper shared libs. Feel free to fund this :-)
> >
> > The above mentioned ARMs have a MMU. Without MMU, it would be truly
> > insane IMHO.
>
> We have similar cross-build issues without MMUs... I.e. that a lot of

Of course.

> useful packages don't cross-build properly (including many which use
> Autoconf), and it might be easier to make a native build environment

Tell me about it - AC_TRY_RUN() is the culprit.
And `pkg-config` supports cross-compilation only since 18 months or so.
Before one had to rewrite the generated .pc files.

[...]
> You mentioned ARM Debian. According to
> http://wiki.debian.org/ArmEabiPort one recommended method of
> bootstrapping it is building natively on an emulated ARM, because
> cross-building is fragile.

That's of course the other solution - if qemu supports your
$EMBEDDED_CPU good enough.

Bernd
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