diff options
Diffstat (limited to 'nixos/modules/services/misc/mbpfan.nix')
-rw-r--r-- | nixos/modules/services/misc/mbpfan.nix | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/nixos/modules/services/misc/mbpfan.nix b/nixos/modules/services/misc/mbpfan.nix new file mode 100644 index 00000000000..e0a4d8a13e7 --- /dev/null +++ b/nixos/modules/services/misc/mbpfan.nix @@ -0,0 +1,107 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + cfg = config.services.mbpfan; + verbose = if cfg.verbose then "v" else ""; + settingsFormat = pkgs.formats.ini {}; + settingsFile = settingsFormat.generate "mbpfan.ini" cfg.settings; + +in { + options.services.mbpfan = { + enable = mkEnableOption "mbpfan, fan controller daemon for Apple Macs and MacBooks"; + + package = mkOption { + type = types.package; + default = pkgs.mbpfan; + defaultText = literalExpression "pkgs.mbpfan"; + description = '' + The package used for the mbpfan daemon. + ''; + }; + + verbose = mkOption { + type = types.bool; + default = false; + description = '' + If true, sets the log level to verbose. + ''; + }; + + settings = mkOption { + default = {}; + description = "The INI configuration for Mbpfan."; + type = types.submodule { + freeformType = settingsFormat.type; + + options.general.min_fan1_speed = mkOption { + type = types.nullOr types.int; + default = 2000; + description = '' + The minimum fan speed. Setting to null enables automatic detection. + Check minimum fan limits with "cat /sys/devices/platform/applesmc.768/fan*_min". + ''; + }; + options.general.max_fan1_speed = mkOption { + type = types.nullOr types.int; + default = 6199; + description = '' + The maximum fan speed. Setting to null enables automatic detection. + Check maximum fan limits with "cat /sys/devices/platform/applesmc.768/fan*_max". + ''; + }; + options.general.low_temp = mkOption { + type = types.int; + default = 55; + description = "Temperature below which fan speed will be at minimum. Try ranges 55-63."; + }; + options.general.high_temp = mkOption { + type = types.int; + default = 58; + description = "Fan will increase speed when higher than this temperature. Try ranges 58-66."; + }; + options.general.max_temp = mkOption { + type = types.int; + default = 86; + description = "Fan will run at full speed above this temperature. Do not set it > 90."; + }; + options.general.polling_interval = mkOption { + type = types.int; + default = 1; + description = "The polling interval."; + }; + }; + }; + }; + + imports = [ + (mkRenamedOptionModule [ "services" "mbpfan" "pollingInterval" ] [ "services" "mbpfan" "settings" "general" "polling_interval" ]) + (mkRenamedOptionModule [ "services" "mbpfan" "maxTemp" ] [ "services" "mbpfan" "settings" "general" "max_temp" ]) + (mkRenamedOptionModule [ "services" "mbpfan" "lowTemp" ] [ "services" "mbpfan" "settings" "general" "low_temp" ]) + (mkRenamedOptionModule [ "services" "mbpfan" "highTemp" ] [ "services" "mbpfan" "settings" "general" "high_temp" ]) + (mkRenamedOptionModule [ "services" "mbpfan" "minFanSpeed" ] [ "services" "mbpfan" "settings" "general" "min_fan1_speed" ]) + (mkRenamedOptionModule [ "services" "mbpfan" "maxFanSpeed" ] [ "services" "mbpfan" "settings" "general" "max_fan1_speed" ]) + ]; + + config = mkIf cfg.enable { + boot.kernelModules = [ "coretemp" "applesmc" ]; + + environment.etc."mbpfan.conf".source = settingsFile; + environment.systemPackages = [ cfg.package ]; + + systemd.services.mbpfan = { + description = "A fan manager daemon for MacBook Pro"; + wantedBy = [ "sysinit.target" ]; + after = [ "syslog.target" "sysinit.target" ]; + restartTriggers = [ config.environment.etc."mbpfan.conf".source ]; + serviceConfig = { + Type = "simple"; + ExecStart = "${cfg.package}/bin/mbpfan -f${verbose}"; + ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID"; + PIDFile = "/run/mbpfan.pid"; + Restart = "always"; + }; + }; + }; +} |