[snuggy]

Also, to put everything in one place: I asked for someone with a working Boox Lumi, this is leader_montanus listing his input devices on reddit

MaxLumi:/ $ ls -l /dev/input
total 0
crw-rw-rw- 1 root input 13,  64 1972-08-26 23:51 event0
crw-rw-rw- 1 root input 13,  65 1972-08-26 23:51 event1
crw-rw-rw- 1 root input 13,  66 1972-08-26 23:51 event2
crw-rw-rw- 1 root input 13,  67 1972-08-26 23:51 event3
crw-rw-rw- 1 root input 13,  68 1972-08-26 23:51 event4
crw-rw-rw- 1 root input 13,  69 1972-08-26 23:51 event5
crw-rw-rw- 1 root input 13,  70 1972-08-26 23:51 event6
crw-rw-rw- 1 root input 13,  71 1972-08-26 23:52 event7
crw-rw-rw- 1 root input 13,  72 1972-08-26 23:52 event8
crw-rw-rw- 1 root input 13,  63 1972-08-26 23:51 mice
crw-rw-rw- 1 root input 13,  32 1972-08-26 23:51 mouse0
crw-rw-rw- 1 root input 13,  33 1972-08-26 23:51 mouse1

Mine is missing event8 when compared with his.