1 .. include:: <isonum.txt>
2
3 ----------------------------------
4 Apple Touchpad Driver (appletouch)
5 ----------------------------------
6
7 :Copyright: |copy| 2005 Stelian Pop <stelian@po
8
9 appletouch is a Linux kernel driver for the US
10 February 2005 and October 2005 Apple Aluminium
11
12 This driver is derived from Johannes Berg's ap
13 but it has been improved in some areas:
14
15 * appletouch is a full kernel driver,
16 * appletouch can be interfaced with th
17 to have touchpad acceleration, scrol
18
19 Credits go to Johannes Berg for reverse-engine
20 Frank Arnold for further improvements, and Ale
21 information about the inner workings of the to
22 Hanselmann added support for the October 2005
23
24 Usage
25 -----
26
27 In order to use the touchpad in the basic mode
28 the module. A new input device will be detecte
29 the mouse data from /dev/input/mice (using gpm
30
31 In X11, you can configure the touchpad to use
32 will give additional functionalities, like acc
33 tap for middle button mouse emulation, 3 finge
34 emulation, etc. In order to do this, make sure
35 the synaptics driver (tested with 0.14.2, avai
36 a new input device in your X11 configuration f
37 example). For additional configuration, see th
38
39 Section "InputDevice"
40 Identifier "Synaptics Tou
41 Driver "synaptics"
42 Option "SendCoreEvent
43 Option "Device"
44 Option "Protocol"
45 Option "LeftEdge"
46 Option "RightEdge"
47 Option "TopEdge"
48 Option "BottomEdge"
49 Option "MinSpeed"
50 Option "MaxSpeed"
51 Option "AccelFactor"
52 Option "FingerLow"
53 Option "FingerHigh"
54 Option "MaxTapMove"
55 Option "MaxTapTime"
56 Option "HorizScrollDe
57 Option "VertScrollDel
58 Option "SHMConfig"
59 EndSection
60
61 Section "ServerLayout"
62 ...
63 InputDevice "Mouse"
64 InputDevice "Synaptics Tou
65 ...
66 EndSection
67
68 Fuzz problems
69 -------------
70
71 The touchpad sensors are very sensitive to hea
72 noise when the temperature changes. This is es
73 the laptop for the first time.
74
75 The appletouch driver tries to handle this noi
76 is not perfect. If finger movements are not re
77 the driver.
78
79 You can activate debugging using the 'debug' m
80 deactivates any debugging, 1 activates tracing
81 full tracing (each sample is being traced)::
82
83 modprobe appletouch debug=1
84
85 or::
86
87 echo "1" > /sys/module/appletouch/para
88
89
90 .. Links:
91
92 .. [#f1] http://johannes.sipsolutions.net/Powe
93
94 .. [#f2] `<http://web.archive.org/web/*/http:/
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