[toxypol]

how do you even interact with the N64 ... ?? controller????

[ignoranceprior]

The ROM comes loaded with a terminal emulator that is operated via the N64 controller:

https://github.com/clbr/joyterm/blob/master/main.c

[city41]

It did have a keyboard released in Japan

https://nintendo.fandom.com/wiki/Nintendo_64_Keyboard

No idea how realistic it'd be to get it working with Linux.