1 What: /sys/bus/hid/drivers/logitech/<dev>/range
4 Contact: Michal Malý <madcatxster@devoid-pointer.net>
5 Description: Display minimum, maximum and current range of the steering
6 wheel. Writing a value within min and max boundaries sets the
9 What: /sys/bus/hid/drivers/logitech/<dev>/alternate_modes
12 Contact: Michal Malý <madcatxster@devoid-pointer.net>
13 Description: Displays a set of alternate modes supported by a wheel. Each
14 mode is listed as follows:
18 Currently active mode is marked with an asterisk. List also
19 contains an abstract item "native" which always denotes the
20 native mode of the wheel. Echoing the mode tag switches the
21 wheel into the corresponding mode. Depending on the exact model
22 of the wheel not all listed modes might always be selectable.
23 If a wheel cannot be switched into the desired mode, -EINVAL
24 is returned accompanied with an explanatory message in the
26 This entry is not created for devices that have only one mode.
28 Currently supported mode switches:
40 DF-EX <*> DFP <-> G25 <-> G27
41 DF-EX <*--------> G25 <-> G27
42 DF-EX <*----------------> G27
46 DF-EX <*> DFP <-> G25 <-> G27 <-> G29
47 DF-EX <*--------> G25 <-> G27 <-> G29
48 DF-EX <*----------------> G27 <-> G29
49 DF-EX <*------------------------> G29
53 DF-EX <*> DFP <-> DFGT
54 DF-EX <*--------> DFGT
56 * hid_logitech module must be loaded with lg4ff_no_autoswitch=1
57 parameter set in order for the switch to DF-EX mode to work.
59 What: /sys/bus/hid/drivers/logitech/<dev>/real_id
62 Contact: Michal Malý <madcatxster@devoid-pointer.net>
63 Description: Displays the real model of the wheel regardless of any
64 alternate mode the wheel might be switched to.
65 It is a read-only value.
66 This entry is not created for devices that have only one mode.
68 What: /sys/bus/hid/drivers/logitech/<dev>/combine_pedals
71 Contact: Simon Wood <simon@mungewell.org>
72 Description: Controls whether a combined value of accelerator and brake is
73 reported on the Y axis of the controller. Useful for older games
74 which can do not work with separate accelerator/brake axis.
75 Off ('0') by default, enabled by setting '1'.