#
# Here are instructions for building external modules by *hacking* a
# different version. This is necessary because unfortunately the
# generated files from the original kernel build no longer exists.
#

export PATH=~/e-ale-intro/gcc-linaro-7.3.1-2018.05-x86_64_arm-linux-gnueabihf/bin:$PATH

cd ~/e-ale-intro/linux-kernel
ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- make oldconfig
ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- make modules_prepare

# remove the "+" from include/generated/utsrelease.h
cat include/generated/utsrelease.h

cd ~/e-ale-intro/basic-kernel-module
ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- make -C ~/e-ale-intro/linux-kernel M=$(pwd) modules

# now you should have a "hello.ko" file, copy this to your sd card

# from the booted board...

insmod ./hello.ko