notes.txt

// echo numbers into the kmsg
i=0; while true; do echo $i > /dev/kmsg; i=$((i+1)); sleep 0.1; done

// lk panel dsi command structure
struct panel_cmd {
    char dlen;
    char zero; // always(?) 0x00
    char dtype;
    char c_zero; // always(?) 0xC0
    char[] payload; // the values after the amount specified in dlen is notated with 0xFF
}