@Dr. Hurt @coolstarorg I have ues the here kext, but I got this message.
ALPS: Found a V7 TouchPad with ID: E7=0x73 0x03 0x0a, EC=0x88 0xb0 0x13
ALPS: TrackStick detected... (WARNING: V7 TrackStick disabled)
ALPS: TouchPad driver started...
If i use RehabMan(https://github.com/RehabMan/OS-X-Voodoo-PS2-Controller), the trackStick work well. but only 1 finger work. can you find them different, and merger in to you code?
and more, I use ThinkPad e550.