export PREFIX=$HOME/arm-gcc

wget binutils-2.16.1.tar.gz
wget gcc-core-4.0.2.tar.gz

tar zxf binutils-2.16.1.tar.gz
tar zxf gcc-core-4.0.2.tar.gz

mkdir build-binutils
cd build-binutils
../binutils-2.16.1/configure --target=arm-elf --prefix=$PREFIX -v
make
make install
cd ..

export PATH=$PREFIX/bin:$PATH

mkdir build-gcc
cd build-gcc
../gcc-4.0.2/configure --with-gnu-ld --with-gnu-as --without-nls --enable-languages=c --disable-multilib --target=arm-elf --prefix=$PREFIX -v
make
make install
cd ..