In my case, event3 will be fired when pressing normal keys and event4 will be fired when pressing the multimedia keys. So here's my input- event for device4 when pressing a volume key. After this the mouse pointer jumped to the upper left corner.
----------------------------------------------------------------------------------- fe...@pc:~$ sudo input-events 4 /dev/input/event4 bustype : BUS_USB vendor : 0x45e product : 0x750 version : 273 name : "Microsoft Wired Keyboard 600" phys : "usb-0000:00:12.1-2/input1" uniq : "" bits ev : EV_SYN EV_KEY EV_REL EV_ABS EV_MSC EV_REP waiting for events 10:24:33.894621: EV_MSC code=4 value=786665 10:24:33.894638: EV_KEY KEY_VOLUMEUP (0x73) pressed 10:24:33.894660: EV_SYN code=0 value=0 10:24:34.038652: EV_MSC code=4 value=786665 10:24:34.038669: EV_KEY KEY_VOLUMEUP (0x73) released 10:24:34.038693: EV_SYN code=0 value=0 ----------------------------------------------------------------------------------- -- Keyboard special keys interfere with mouse https://bugs.launchpad.net/bugs/636311 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs