A special linux distribution for developing OLPC applications
manish at olpcnepal.org
Sun Jan 7 05:20:01 EST 2007
On 1/7/07, Manish Regmi <manish at olpcnepal.org> wrote:
> On 1/7/07, Rob Savoye <rob at welcomehome.org> wrote:
> > Ivan Krstić wrote:
> > > Rob has posted here before. Adding him to CC to make sure he spots
> > this
> > > thread.
> > Nope, hadn't seen this thread. You can grab the initial tarball from
> > http://gnash.lulu.com/olpc. I added the crude patch I made to the config
> > files. While this works for me Ubuntu 6.10 Edgy -> OLPC, it should also
> > work on any GNU/Linux host, as I tried to include all the stuff GCC
> > depends on at runtime. Use the "i386-olpc-linux" as your config triplet.
> > Install the tarball in /usr/local. i386-olpc-linux-gcc is the compiler
> > to use. I also added C++ support, since Gnash is written in C++.
> > I cross compile by setting the additional configure arguments
> > --prefix=/usr/local/olpc --build=i686-pc-linux-gnu
> > --host=i686-pc-linux-gnu --target=i386-olpc-linux.
> > I hear rumors somebody is adding Geode specific optimizations to GCC,
> > if so, then this should actually be geode-olpc-linux, but I guess I'll
> > worry about it when it shows up in GCC CVS. For now, I just treat it as
> > the "manufacturer" field of the config triplet and build a stock linux
> > tool chain. The main advantage of doing it this way is it keeps your
> > host libraries from contaminating the cross build, which should avoid
> > weird problems down the road.
> > At some other time, we'd need to figure out how to keep all the
> > libraries and headers up to date in the cross tool chain.
> IIRC the new gcc 4.3 has geode specfic optimizations using -mtune=geode
> and -march=geode
> Is the crosstool really necessary if the "normal" gcc creates geode tuned
> x86 binaries just by using a switch?
aah and yes we also need geode tuned glibc (and all other libraries need to
create softwares for olpc).
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