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S03usbdev: derive USB serial number from SoC hardware UID #746

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S03usbdev: derive USB serial number from SoC hardware UID #746

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8 changes: 7 additions & 1 deletion kvmapp/system/init.d/S03usbdev
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,13 @@ start_usb_dev(){
echo 0x1009 > idProduct
fi
mkdir strings/0x409
echo '0123456789ABCDEF' > strings/0x409/serialnumber
if [ -f /sys/class/cvi-base/base_uid ]; then
_uid=$(awk '{print $2}' /sys/class/cvi-base/base_uid)
_serial=$(echo "$_uid" | tr -d '_')
echo "$_serial" > strings/0x409/serialnumber
else
echo '0123456789ABCDEF' > strings/0x409/serialnumber
fi
echo 'sipeed' > strings/0x409/manufacturer
echo 'NanoKVM' > strings/0x409/product

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