Linux kernel compilation failed with error: FPA is unsupported in the AAPCS

[Mikael Pettersson]

Prasad Joshi writes:
 > Hello All,
 > 
 > I am trying to compile the linux 2.6.36 kernel for arm-linux. This is
 > the error I am getting during compilation.
 > 
 > clfs at prasad-desktop:/mnt/clfs/sources/linux-2.6.36$ make
 > ARCH=${CLFS_ARCH} CROSS_COMPILE=${CLFS_TARGET}- zImage modules
 >   CHK     include/linux/version.h
 >   CHK     include/generated/utsrelease.h
 > make[1]: `include/generated/mach-types.h' is up to date.
 >   CC      kernel/bounds.s
 > kernel/bounds.c:1:0: error: FPA is unsupported in the AAPCS
 > make[1]: *** [kernel/bounds.s] Error 1
 > make: *** [prepare0] Error 2
 > 
 > 
 > These are the environment variables
 > export BUILD="-mabi=arm-linux"
 > export CLFS_ARCH="arm"
 > export CLFS_TARGET="arm-unknown-linux-uclibc"
 > export CLFS_HOST="x86_64-cross-linux-gnu"
 > export CLFS_ENDIAN="little"
 > export CC="arm-unknown-linux-uclibc-gcc"
 > export CXX="arm-unknown-linux-uclibc-g++"
 > export AR="arm-unknown-linux-uclibc-ar"
 > export AS="arm-unknown-linux-uclibc-as"
 > export LD="arm-unknown-linux-uclibc-ld"
 > export RANLIB="arm-unknown-linux-uclibc-ranlib"
 > export READELF="arm-unknown-linux-uclibc-readelf"
 > export STRIP="arm-unknown-linux-uclibc-strip"
 > 
 > 
 > 
 > clfs at prasad-desktop:/mnt/clfs/sources/linux-2.6.36$
 > arm-unknown-linux-uclibc-gcc -v
 > Using built-in specs.
 > COLLECT_GCC=arm-unknown-linux-uclibc-gcc
 > COLLECT_LTO_WRAPPER=/mnt/clfs/cross-tools/libexec/gcc/arm-unknown-linux-uclibc/4.5.1/lto-wrapper
 > Target: arm-unknown-linux-uclibc
 > Configured with: ../gcc-4.5.1/configure --prefix=/mnt/clfs/cross-tools
 > --build=x86_64-cross-linux-gnu --host=x86_64-cross-linux-gnu
 > --target=arm-unknown-linux-uclibc --with-sysroot=/mnt/clfs
 > --disable-nls --disable-shared --with-mpfr=/mnt/clfs/cross-tools
 > --with-gmp=/mnt/clfs/cross-tools --without-headers --with-newlib
 > --disable-decimal-float --disable-libgomp --disable-libmudflap
 > --disable-libssp --disable-threads --enable-languages=c :
 > (reconfigured) ../gcc-4.5.1/configure --prefix=/mnt/clfs/cross-tools
 > --build=x86_64-cross-linux-gnu --target=arm-unknown-linux-uclibc
 > --host=x86_64-cross-linux-gnu --with-sysroot=/mnt/clfs --disable-nls
 > --enable-shared --enable-languages=c --enable-c99 --enable-long-long
 > --with-mpfr=/mnt/clfs/cross-tools --with-gmp=/mnt/clfs/cross-tools
 > Thread model: posix
 > gcc version 4.5.1 (GCC)

Looks like you're trying to build an EABI kernel with an
OABI compiler.  That doesn't work.