On Fri, 20 Mar 2009 11:00:22 +0100 Ingo Molnar <mingo@xxxxxxx> wrote: > Btw., my cross-build scripts fail on s390 on latest -git, with: > > Assembler messages: > FATAL: can't create scripts/mod/.tmp_empty.o: Invalid bfd target > make[3]: *** [scripts/mod/empty.o] Error 2 > make[3]: *** Waiting for unfinished jobs.... Haven't seen this yet. > have i made some mistake in setting them up? I have this cross build > environment: > > aldebaran:~/linux/linux> /opt/crossgcc/cross/bin/s390-linux-gcc -v > Using built-in specs. > Target: s390-linux > Configured with: /home/mingo/work/projects/crossgcc/gcc/configure > --target=s390-linux --enable-targets=all > --prefix=/opt/crossgcc/cross --enable-languages=c --without-headers > --enable-sjlj-exceptions --with-system-libunwind --disable-nls > --disable-threads --disable-shared --disable-libmudflap > --disable-libssp --disable-libgomp --disable-decimal-float > --enable-checking=release > Thread model: single > gcc version 4.3.3 20081123 (prerelease) (GCC) > aldebaran:~/linux/linux> /opt/crossgcc/cross/bin/s390-linux-ld -v > GNU ld (GNU Binutils) 2.19 ah, it's probably that you specified --target=s390-linux , that will build a 32 bit compiler, not a 64 bit one. You probably want s390x-ibm-linux. That gcc version can build both 32 and 64 bit binaries. Latest cross compiler I have on my notebook that works: heiko@osiris:~> s390x-ibm-linux-gcc-4.3.1 -v Using built-in specs. Target: s390x-ibm-linux Configured with: ../gcc-4.3.1/configure --prefix=/home/heiko/cross/ --disable-nls --disable-checking --enable-languages=c --target=s390x-ibm-linux --disable-threads --disable-shared --without-headers --disable-libmudflap --disable-libssp --disable-multilib --disable-libunwind-exceptions --disable-libgomp --disable-werror --program-prefix=s390x-4.3.1- Thread model: single gcc version 4.3.1 (GCC) heiko@osiris:~> s390x-4.3.1-ld -v GNU ld (Linux/GNU Binutils) 2.19.51.0.1.20090106 > and i use: > > CROSS="CROSS_COMPILE=$ARCH-linux-" > > make O=$BUILDDIR $CROSS ARCH=$ARCH mrproper defconfig > > where ARCH=s390 in this case. should work. -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
