Run the command cat /proc/bus/input/devices | grep -i touchpad to see if the system recognizes your touchpad. If the output looks similar to the following, it indicates that the touchpad is recognized ...
The HP TouchPad is a tablet with a 9.7 inch, 1024 x 768 pixel display, 1.2 GHz Qualcomm Snapdragon processor, and webOS 3.0 operating system. But with HP discontinuing the TouchPad and all webOS ...