1 files changed, 54 insertions, 0 deletions
diff --git a/modules/power.nix b/modules/power.nix
new file mode 100644
index 0000000..b3dbf91
--- /dev/null
+++ b/modules/power.nix
@@ -0,0 +1,54 @@
+{
+  config,
+  lib,
+  ...
+}:
+let
+  cfg = config.os.core.power;
+in
+{
+  options.os.core.power = {
+    enable = lib.mkEnableOption "enables power management";
+    mode = lib.mkOption {
+      type = lib.types.enum [
+        "amd"
+        "intel"
+        "none"
+      ];
+      default = "none";
+    };
+  };
+
+  config = lib.mkIf cfg.enable (
+    lib.mkMerge [
+      {
+        powerManagement.powertop.enable = true;
+        boot.kernelParams = [ "nvme_core.default_ps_max_latency_us=0" ];
+      }
+
+      (lib.mkIf (cfg.mode == "amd") {
+        services.power-profiles-daemon.enable = true;
+        boot.kernelParams = [ "amd_pstate=active" ];
+      })
+
+      (lib.mkIf (cfg.mode == "intel") {
+        services = {
+          power-profiles-daemon.enable = false;
+
+          thermald.enable = true;
+          tlp = {
+            enable = true;
+            settings = {
+              START_CHARGE_THRESH_BAT0 = 75;
+              STOP_CHARGE_THRESH_BAT0 = 80;
+              START_CHARGE_THRESH_BAT1 = 75;
+              STOP_CHARGE_THRESH_BAT1 = 80;
+              CPU_SCALING_GOVERNOR_ON_AC = "performance";
+              CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
+            };
+          };
+        };
+      })
+    ]
+  );
+}