nixpkgs/nixos/modules/tasks/trackpoint.nix
2014-07-25 17:40:13 +02:00

56 lines
1.1 KiB
Nix

{ config, lib, pkgs, ... }:
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 sensitivity. By default, the kernel
configures 97.
'';
};
};
};
###### implementation
config = mkIf config.hardware.trackpoint.enable {
services.udev.extraRules =
''
ACTION=="add|change", SUBSYSTEM=="input", ATTR{name}=="TPPS/2 IBM TrackPoint", ATTR{device/speed}="${toString config.hardware.trackpoint.speed}", ATTR{device/sensitivity}="${toString config.hardware.trackpoint.sensitivity}"
'';
};
}