[Unit] Description=Load SEP5 Driver Script After=local-fs.target Before=sysinit.target ConditionPathExists=/usr/local/sbin/load-sep5-driver.sh [Service] Type=oneshot ExecStart=/usr/local/sbin/load-sep5-driver.sh RemainAfterExit=yes StandardOutput=journal StandardError=journal
[Install] WantedBy=sysinit.target # Make script executable chmod +x /usr/local/sbin/load-sep5-driver.sh Enable the service systemctl daemon-reload systemctl enable sep5-driver-load.service Test immediately systemctl start sep5-driver-load.service systemctl status sep5-driver-load.service Check boot-time failures journalctl -u sep5-driver-load.service -b journalctl -b | grep -i "sep5|modprobe" Common failures: - Module not compiled for current kernel → rebuild driver - Missing dependencies → check with modprobe --show-depends sep5 - Permission issues → confirm module path readable If you meant "SEP5" as a custom/out-of-tree driver Add a drop-in dependency to ensure module compilation occurs before loading: [Unit] Description=Load SEP5 Driver Script After=local-fs
[Install] WantedBy=sysinit.target If the driver requires extra setup (e.g., parameters, firmware, device nodes): [Unit] Description=Load SEP5 Driver Script After=local-fs
