Use the tuto from http://furrtek.free.fr/?a=gbasm as material for training in gb dev.
chmod +x ./make-gb.sh pour rendre executable le script.
./make-gb.sh test.s to compile, with WLA-DX installed. (https://aur.archlinux.org/packages/wla_dx/)
then visualboyadvance-m test.s.gb to launch, with vbam-wx installed.
TODO: find a emulator for windows, find how to install WLA-DX for ubuntu subsystem for windows.