Build Kodi for RPi on 64 bit Ubuntu 14.04:

    sudo apt-get install git autoconf curl g++ zlib1g-dev libcurl4-openssl-dev gawk gperf libtool autopoint swig default-jre

    git clone https://github.com/raspberrypi/tools
    sudo cp -r tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian-x64 /opt

    git clone https://github.com/raspberrypi/firmware
    sudo mkdir -p /opt/bcm-rootfs/opt
    sudo cp -r firmware/opt/vc /opt/bcm-rootfs/opt

    sudo mkdir -p /opt/xbmc-bcm
    sudo chmod 777 /opt/xbmc-bcm

    git clone https://github.com/xbmc/xbmc

    cd xbmc/tools/depends
    ./bootstrap
    PATH="$PATH:/opt/gcc-linaro-arm-linux-gnueabihf-raspbian-x64/bin" \
       CFLAGS="-pipe -mcpu=arm1176jzf-s -mtune=arm1176jzf-s -mfloat-abi=hard \
       -mfpu=vfp -mabi=aapcs-linux -Wno-psabi -Wa,-mno-warn-deprecated \
       -Wno-deprecated-declarations -isystem/opt/bcm-rootfs/opt/vc/include \
       -isystem/opt/bcm-rootfs/opt/vc/include/interface/vcos/pthreads" \
       CXXFLAGS="-pipe -mcpu=arm1176jzf-s -mtune=arm1176jzf-s \
       -mfloat-abi=hard -mfpu=vfp -mabi=aapcs-linux -Wno-psabi \
       -Wa,-mno-warn-deprecated -Wno-deprecated-declarations \
       -isystem/opt/bcm-rootfs/opt/vc/include \
       -isystem/opt/bcm-rootfs/opt/vc/include/interface/vcos/pthreads" \
       LDFLAGS="-L/opt/bcm-rootfs/opt/vc/lib -lEGL -lGLESv2 -lbcm_host -lvcos \
       -lvchiq_arm" \
       ./configure --host=arm-linux-gnueabihf --prefix=/opt/xbmc-bcm/xbmc-dbg \
       --with-toolchain=/usr/local/bcm-gcc/arm-bcm2708hardfp-linux-gnueabi/sysroot \
       --with-firmware=/opt/bcm-rootfs \
       --with-platform=raspberry-pi --disable-optimizations --enable-debug \
       --build=i686-linux --disable-gl --enable-gles --enable-airplay \
       --enable-airtunes --enable-libcec --enable-player=omxplayer \
       --disable-sdl --disable-x11 --disable-xrandr --disable-openmax \
       --disable-optical-drive --disable-dvdcss --disable-joystick \
       --disable-crystalhd --disable-vtbdecoder --disable-vaapi \
       --disable-vdpau --disable-projectm --disable-rsxs --disable-fishbmc \
       --disable-alsa --disable-solarwinds --disable-euphoria \
       --disable-plasma \
       CFLAGS="-pipe -mcpu=arm1176jzf-s -mtune=arm1176jzf-s -mfloat-abi=hard \
       -mfpu=vfp -mabi=aapcs-linux -Wno-psabi -Wa,-mno-warn-deprecated \
       -Wno-deprecated-declarations -isystem/opt/bcm-rootfs/opt/vc/include \
       -isystem/opt/bcm-rootfs/opt/vc/include/interface/vcos/pthreads"
    make
    cd ../..

    CONFIG_EXTRA="--with-platform=raspberry-pi \
       --enable-libcec --enable-player=omxplayer \
       --disable-sdl --disable-x11 --disable-xrandr --disable-openmax \
       --disable-optical-drive --disable-dvdcss --disable-joystick \
       --disable-crystalhd --disable-vtbdecoder --disable-vaapi \
       --disable-vdpau --disable-projectm --disable-rsxs --disable-fishbmc \
       --disable-alsa --disable-solarwinds --disable-euphoria \
       --disable-plasma" \
       make -C tools/depends/target/xbmc

    make
    make install