There are quite a few things in the /device/input directory. But it seems that none of them work for the mouse device. I get this error
(==)Using config file: "/etc/X11/XF86Config"
Using vt 7
(EE) xf86OpenSerial: Cannot open device /dev/mouse
no such device.
(EE) xf86OpenSerial: Cannot open device /dev/mouse
no such device.
(EE) Mouse1: cannot open input device
(EE) PreInitFailed for input device "Mouse1"
No core pointer
Fatal Server Error:
failed to initialize core devices
When reporting a problem related to a server crash, please send the full server output, not just the last messages. This can be found in the log file "/var/log/XFree86.0.log". Please report problems to
xfree86@xfree86.org
XIO: fatal IO error 104 (Connection reset by peer) on X server ":0.0"
after 0 requests (0 known processed) with 0 events remaining.