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System setup » History » Version 1

Alex Seferidis, 07/17/2025 01:00 PM

1 1 Alex Seferidis 
# System setup
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We must created three service on the device





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## init_system service





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Create file /etc/systemd/system/init_system.service





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```





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[Unit]





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Description=Init python script





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After=network.target





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[Service]





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WorkingDirectory=/data/firmware/htdocs/python





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ExecStart=/usr/bin/python3 /data/firmware/htdocs/python/init.py





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[Install]





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WantedBy=multi-user.target





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```





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## lemcoplayer service





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Create file /etc/systemd/system/lemcoplayer.service





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```





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[Unit]





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Description=Application startup script





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After=network.target





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StartLimitIntervalSec=60





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StartLimitBurst=5





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[Service]





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Type=simple





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Restart=always





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RestartSec=7





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ExecStartPre=/bin/sleep 1





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ExecStartPre=systemctl stop externalplayer





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ExecStartPre=/bin/sleep 1





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ExecStartPre=-modetest -M rockchip -w 57:zpos:1





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ExecStartPre=-modetest -M rockchip -w 73:zpos:0





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ExecStartPre=echo 0 >/sys/class/graphics/fb0/blank





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ExecStartPre=-/data/firmware/htdocs/python/init.sh





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#ExecStartPre=echo 0 > /sys/bus/usb/devices/3-1/authorized





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#ExecStartPre=echo 1 > /sys/bus/usb/devices/3-1/authorized





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Environment="GST_MPP_DEC_DEFAULT_IGNORE_ERROR=0"





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Environment="QT_QPA_PLATFORM=eglfs"





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Environment="QT_QPA_EGLFS_KMS_CONFIG=/home/root/eglfs.conf"





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#Environment="QTWEBENGINE_REMOTE_DEBUGGING=192.168.1.215:2345"





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Environment="QML_XHR_ALLOW_FILE_READ=1"





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Environment="GST_VIDEO_FLIP_USE_RGA=1"





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Environment="GST_VIDEO_CONVERT_USE_RGA=1"





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Environment="QT_QPA_EVDEV_KEYBOARD_PARAMETERS=keymap=/home/root/extra.qmap"





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ExecStart=/data/firmware/lemcoplayer --no-sandbox --enable-gpu-rasterization --ignore-gpu-blocklist --enable-accelerated-video-decode --disable-web-security --autoplay-policy=no-user-gesture-required --allow-running-insecure-content





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[Install]





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WantedBy=multi-user.target





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```





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## externalplayer service





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```





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[Unit]





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Description=Application external player script





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After=network.target





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StartLimitIntervalSec=60





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StartLimitBurst=0





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[Service]





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Type=simple





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Restart=always





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RestartSec=7





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Environment="GST_MPP_DEC_DEFAULT_IGNORE_ERROR=0"





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Environment="GST_VIDEO_FLIP_USE_RGA=1"





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Environment="GST_VIDEO_CONVERT_USE_RGA=1"





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ExecStart=/data/firmware/externalplayer





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[Install]





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WantedBy=multi-user.target





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```





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Then execute:





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```





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systemctl daemon-reload





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systemctl enable init_system





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systemctl enable lemcoplayer





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systemctl enable externalplayer





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```