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author | Alyssa Ross <hi@alyssa.is> | 2022-05-31 09:59:33 +0000 |
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committer | Alyssa Ross <hi@alyssa.is> | 2022-05-31 09:59:57 +0000 |
commit | 9ff36293d1e428cd7bf03e8d4b03611b6d361c28 (patch) | |
tree | 1ab51a42b868c55b83f6ccdb80371b9888739dd9 /nixos/modules/tasks/trackpoint.nix | |
parent | 1c4fcd0d4b0541e674ee56ace1053e23e562cc80 (diff) | |
parent | ddc3c396a51918043bb0faa6f676abd9562be62c (diff) | |
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Last good Nixpkgs for Weston+nouveau? archive
I came this commit hash to terwiz[m] on IRC, who is trying to figure out what the last version of Spectrum that worked on their NUC with Nvidia graphics is.
Diffstat (limited to 'nixos/modules/tasks/trackpoint.nix')
-rw-r--r-- | nixos/modules/tasks/trackpoint.nix | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/nixos/modules/tasks/trackpoint.nix b/nixos/modules/tasks/trackpoint.nix new file mode 100644 index 00000000000..029d8a00295 --- /dev/null +++ b/nixos/modules/tasks/trackpoint.nix @@ -0,0 +1,108 @@ +{ config, lib, ... }: + +with lib; + +{ + ###### interface + + options = { + + hardware.trackpoint = { + + enable = mkOption { + default = false; + type = types.bool; + description = '' + Enable sensitivity and speed configuration for trackpoints. + ''; + }; + + sensitivity = mkOption { + default = 128; + example = 255; + type = types.int; + description = '' + Configure the trackpoint sensitivity. By default, the kernel + configures 128. + ''; + }; + + speed = mkOption { + default = 97; + example = 255; + type = types.int; + description = '' + Configure the trackpoint speed. By default, the kernel + configures 97. + ''; + }; + + emulateWheel = mkOption { + default = false; + type = types.bool; + description = '' + Enable scrolling while holding the middle mouse button. + ''; + }; + + fakeButtons = mkOption { + default = false; + type = types.bool; + description = '' + Switch to "bare" PS/2 mouse support in case Trackpoint buttons are not recognized + properly. This can happen for example on models like the L430, T450, T450s, on + which the Trackpoint buttons are actually a part of the Synaptics touchpad. + ''; + }; + + device = mkOption { + default = "TPPS/2 IBM TrackPoint"; + type = types.str; + description = '' + The device name of the trackpoint. You can check with xinput. + Some newer devices (example x1c6) use "TPPS/2 Elan TrackPoint". + ''; + }; + + }; + + }; + + + ###### implementation + + config = + let cfg = config.hardware.trackpoint; in + mkMerge [ + (mkIf cfg.enable { + services.udev.extraRules = + '' + ACTION=="add|change", SUBSYSTEM=="input", ATTR{name}=="${cfg.device}", ATTR{device/speed}="${toString cfg.speed}", ATTR{device/sensitivity}="${toString cfg.sensitivity}" + ''; + + system.activationScripts.trackpoint = + '' + ${config.systemd.package}/bin/udevadm trigger --attr-match=name="${cfg.device}" + ''; + }) + + (mkIf (cfg.emulateWheel) { + services.xserver.inputClassSections = [ + '' + Identifier "Trackpoint Wheel Emulation" + MatchProduct "${if cfg.fakeButtons then "PS/2 Generic Mouse" else "ETPS/2 Elantech TrackPoint|Elantech PS/2 TrackPoint|TPPS/2 IBM TrackPoint|DualPoint Stick|Synaptics Inc. Composite TouchPad / TrackPoint|ThinkPad USB Keyboard with TrackPoint|USB Trackpoint pointing device|Composite TouchPad / TrackPoint|${cfg.device}"}" + MatchDevicePath "/dev/input/event*" + Option "EmulateWheel" "true" + Option "EmulateWheelButton" "2" + Option "Emulate3Buttons" "false" + Option "XAxisMapping" "6 7" + Option "YAxisMapping" "4 5" + '' + ]; + }) + + (mkIf cfg.fakeButtons { + boot.extraModprobeConfig = "options psmouse proto=bare"; + }) + ]; +} |