46 lines
1.1 KiB
Nix
46 lines
1.1 KiB
Nix
{
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pkgs,
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lib,
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config,
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...
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}:
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let
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cfg = config.lact;
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in
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{
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# https://reddit.com/r/NixOS/comments/1cwbsqv/how_to_undervolt_amd_grapics_card_and_control_fan/
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# https://github.com/JManch/nixos/blob/main/modules/nixos/upstream/lact.nix
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# https://github.com/JManch/nixos/blob/main/modules/nixos/services/lact.nix
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options = {
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lact = {
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enable = lib.mkEnableOption "Enable lact in NixOS";
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};
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};
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config = lib.mkIf cfg.enable {
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# Allow for overclocking
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boot.kernelParams = [ "amdgpu.ppfeaturemask=0xffffffff" ];
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environment.systemPackages = with pkgs; [
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nvtopPackages.amd
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lact
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];
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systemd.services.lact = {
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description = "AMDGPU Control Daemon";
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after = [ "multi-user.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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ExecStart = "${pkgs.lact}/bin/lact daemon";
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Type = "simple";
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# Run as root since we need direct hardware access
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User = "root";
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Group = "root";
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Restart = "on-failure";
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RestartSec = "5";
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};
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};
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};
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}
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