1 .\" Copyright (c) 2014 Hans Petter Selasky <hselasky at freebsd dot org>.
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32 .Nd Wellspring touchpad driver
34 To compile this driver into the kernel, place the following lines into
35 your kernel configuration file:
36 .Bd -ragged -offset indent
42 Alternatively, to load the driver as a module at boot time,
43 place the following line in
45 .Bd -literal -offset indent
51 driver provides support for the Apple Internal Trackpad
52 device found in many Apple laptops.
54 The driver simulates a three-button mouse using multi-finger tap
56 A single-finger press generates a left button click.
57 A two-finger tap maps to the right button; whereas a three-finger tap
58 gets treated as a middle button click.
61 supports dynamic reconfiguration using
65 Pointer sensitivity can be controlled using the sysctl tunable
66 .Nm hw.usb.wsp.scale_factor .
67 Tap to left-click can be controlled using the sysctl tunable
68 .Nm hw.usb.wsp.enable_single_tap_clicks ,
69 set to 0 to disable single tap clicks or 1 to enable them (default).
72 creates a blocking pseudo-device file,
74 which presents the mouse as a
80 for an explanation of these mouse
86 .Xr xorg.conf 5 Pq Pa ports/x11/xorg ,
94 .An Huang Wen Hui Aq Mt huanghwh@gmail.com .