Create below file and put in your command
/recalbox/share/system/custom.sh
Make it executable
chmod +x custom.sh
/recalbox/share/system/custom.sh (if exists) is ran at boot.
Create below file and put in your command
/recalbox/share/system/custom.sh
Make it executable
chmod +x custom.sh
/recalbox/share/system/custom.sh (if exists) is ran at boot.