[Nix-dev] Cross-building configuration.nix for ARM (Sheevaplug)

[Lluís Batlle i Rossell]

On Mon, Nov 21, 2011 at 06:24:15PM +0100, Bjørn Forsman wrote:
> 2011/11/21 Lluís Batlle i Rossell <viric at viric.name>:
> > On Mon, Nov 21, 2011 at 11:50:25AM +0100, Rickard Nilsson wrote:
> >> Hi,
> >>
> >> How should I do to cross-build my configuration.nix for the SheevaPlug? Is
> >> it possible? I have read about cross-building in the wiki, but it talks
> >> about cross-building individual packages. How can I cross-build a complete
> >> system?
> >
> > We do not have that ready now. The nixos expressions are all meant for native
> > building.
> 
> I dream of combining Aboriginal Linux[1] and nixos. Aboriginal
> provides a minimal native build environment (gcc, make...) for a bunch
> of architectures. All that's needed then is to have a (native) distro
> build system that can bootstrap itself. (Nixos is the only distro I
> know of that seem to care about this kind of bootstrapping.)
> 

In theory (Michael claims it does not work for him), we can cross-build make,
gcc, nix, into a bootable system. Then we can build bootstrap tools there.

This is how I built the bootstrap-tools for armv5tel and mips n32, and then used
nixos there, iirc.

Regards,
Lluís.