ums(4) USB mouse driver


To compile this driver into the kernel, place the following lines in your kernel configuration file:
device ums device uhci device ohci device usb

Alternatively, to load the driver as a module at boot time, place the following line in loader.conf5:



The driver provides support for mice that attach to the USB port. Supported are mice with any number of buttons and mice with a wheel.

The /dev/ums0 device presents the mouse as a sysmouse or mousesystems type device. See moused(8) for an explanation of these mouse types.


blocking device node


Use the first USB mouse on the system as your console mouse:

moused -p /dev/ums0 -t auto

To be able to use the USB mouse under X, change the "Pointer" section in xorg.conf to the following:

Device "/dev/ums0"
Protocol "Auto"

If you want to be able to use the mouse in both virtual consoles as well as in X change it to:

Device "/dev/sysmouse"
Protocol "Auto"


An -nosplit The driver was written by An Lennart Augustsson Aq [email protected] for Nx and was adopted for Fx by An MAEKAWA Masahide Aq [email protected] .

This manual page was written by An Nick Hibma Aq [email protected] with input from An Kazutaka YOKOTA Aq [email protected] .