How to identify a touch screen (or mouse?) protocol with gpm
Submitted by drink on
Install gpm (e.g. aptitude install gpm for Debian, Ubuntu, etc.) and run the following as root (you can sudo bash first)
( for i in `gpm -t types`; do sudo gpm -m /dev/input/whatever -t $i -T -D; done ) 2>&1 | tee /tmp/gpm.log(where "whatever" is the device you're trying to identify.) Now press the left button or the touch screen repeatedly. Some drivers will spit out a lot of this:
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