Re: Linux/m68k on Atari
Le Tue, 14 Apr 2009 02:51:51 +0200 (CEST)
Michael Schmitz <schmitz@biophys.uni-duesseldorf.de> a _crit:
> > I installed the m68k-linux-gnu cross-gcc and binutils, so I can cross-compile
> > a kernel myself. I just need to have the kernel config file you used to build
> > 2.6.26, plus some hints :-).
>
> Attached (untested on that particular source).
>
> Copy that to linux-m69k/ (the root of your clone of Geert's git tree).
>
> make ARCH=m68k oldconfig && make ARCH=m68k should build the kernel image.
>
> In order to install the m68k modules somewhere else than /lib/modules, I
> use
>
> make ARCH=m68k modules
>
> make ARCH=m68k modules_install INSTALL_MOD_PATH=/org/kernel/linux2.6-m68k-git-debian/linux-m68k-modules/
>
> (INSTALL_MOD_PATH needs an absolute path)
>
> The path ..../linux-m68k-modules/ contains the /lib/modules/... hierarchy
> matching your kernel. Run chown -R root:root on that tree, tar it up, and copy
> it to your m68k root filesystem. Untar (in /) and that's it.
Thanks. I was able to cross-build most of Geert git tree, except udffs
due to some cross-gcc bug:
fs/udf/truncate.c: In function ?udf_truncate_tail_extent?:
fs/udf/truncate.c:122: error: unable to generate reloads for:
(insn:QI 59 191 60 10 fs/udf/truncate.c:97 (parallel [
(set (cc0)
(compare (reg:DI 2 %d2 [50])
(reg:DI 0 %d0 [orig:52 <variable>.s_blocksize+-4 ] [52])))
(clobber (reg:DI 53))
]) 12 {*m68k.md:521} (expr_list:REG_DEAD (reg:DI 0 %d0 [orig:52 <variable>.s_blocksize+-4 ] [52])
(expr_list:REG_DEAD (reg:DI 2 %d2 [50])
(expr_list:REG_UNUSED (reg:DI 53)
(nil)))))
fs/udf/truncate.c:122: internal compiler error: in find_reloads, at reload.c:3767
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-4.3/README.Bugs> for instructions.
make[2]: *** [fs/udf/truncate.o] Erreur 1
make[1]: *** [fs/udf] Erreur 2
$ m68k-linux-gnu-gcc -v
Using built-in specs.
Target: m68k-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Debian 4.3.2-1' --with-bugurl=file:///usr/share/doc/gcc-4.3/README.Bugs --enable-languages=c,c++,obj-c++ --prefix=/usr --enable-shared --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --enable-nls --with-gxx-include-dir=/usr/m68k-linux-gnu/include/c++/4.3.2 --program-suffix=-4.3 --enable-clocale=gnu --enable-libstdcxx-debug --disable-libssp --disable-werror --enable-checking=release --program-prefix=m68k-linux-gnu- --includedir=/usr/m68k-linux-gnu/include --build=i486-linux-gnu --host=i486-linux-gnu --target=m68k-linux-gnu
Thread model: posix
gcc version 4.3.2 (Debian 4.3.2-1)
So I disabled udffs, more when I'll have everything copied and installed
on the Falcon.
--
Patrice Mandin
WWW: http://pmandin.atari.org/
Programmeur Linux, Atari
Spécialité: Développement, jeux
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