Desktop : Add Powersave.

.config/linux/nix/desktop.nix

@@ -9,28 +9,27 @@
 		[ # Include the results of the hardware scan.
 			./hardware-configuration.nix
 		];
-
+	
 	# Bootloader.
-	boot.loader.grub.enable = true;
+	boot.loader.systemd-boot.enable      = true;
-	boot.loader.grub.device = "/dev/vda";
+	boot.loader.efi.canTouchEfiVariables = true;
-	boot.loader.grub.useOSProber = true;
+	
-
 	networking.hostName = "desktop"; # Define your hostname.
 	# networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
-
+	
-	# Configure network proxy if necessary.
+	# Configure network proxy if necessary
 	# networking.proxy.default = "http://user:password@proxy:port/";
 	# networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
-
+	
 	# Enable networking.
 	networking.networkmanager.enable = true;
-
+	
 	# Set your time zone.
 	time.timeZone = "Europe/Moscow";
-
+	
 	# Select internationalisation properties.
 	i18n.defaultLocale = "en_US.UTF-8";
-
+	
 	i18n.extraLocaleSettings = {
 		LC_ADDRESS        = "ru_RU.UTF-8";
 		LC_IDENTIFICATION = "ru_RU.UTF-8";
@@ -42,56 +41,57 @@
 		LC_TELEPHONE      = "ru_RU.UTF-8";
 		LC_TIME           = "ru_RU.UTF-8";
 	};
-
+	
 	# Enable the X11 windowing system.
 	services.xserver.enable = true;
-
+	
 	# Enable the GNOME Desktop Environment.
 	services.xserver.displayManager.gdm.enable   = true;
 	services.xserver.desktopManager.gnome.enable = true;
-
+	
 	# Configure keymap in X11
 	services.xserver = {
 		layout     = "us";
 		xkbVariant = "";
 	};
-
+	
 	# Enable CUPS to print documents.
 	services.printing.enable = true;
-
+	
 	# Enable sound with pipewire.
 	sound.enable = true;
 	hardware.pulseaudio.enable = false;
-	security.rtkit.enable = true;
+	security.rtkit.enable      = true;
 	services.pipewire = {
-		enable = true;
+		enable            = true;
-		alsa.enable = true;
+		alsa.enable       = true;
 		alsa.support32Bit = true;
-		pulse.enable = true;
+		pulse.enable      = true;
 		# If you want to use JACK applications, uncomment this
 		#jack.enable = true;
-
+		
 		# use the example session manager (no others are packaged yet so this is enabled by default,
 		# no need to redefine it in your config for now)
 		#media-session.enable = true;
 	};
-
+	
 	# Enable touchpad support (enabled default in most desktopManager).
 	# services.xserver.libinput.enable = true;
-
+	
 	# Define a user account. Don't forget to set a password with ‘passwd’.
 	users.users.voronind = {
 		isNormalUser = true;
-		description = "Dmitry Voronin";
+		description  = "Dmitry Voronin";
 		extraGroups = [ "networkmanager" ];
 		packages = with pkgs; [
 			gnome.gnome-tweaks
+			gnome.gnome-terminal
 		];
 	};
-
+	
 	# Allow unfree packages
 	nixpkgs.config.allowUnfree = true;
-
+	
 	# Enable flatpak.
 	services.flatpak.enable = true;
 
@@ -117,10 +117,23 @@
 		testdisk
 		tmux
 		virt-manager
-		vsftpd
 		wget
 	];
 
+	systemd.services.powersave = {
+		enable = true;
+		description = "AMD Disable Boost";
+		unitConfig = {
+			Type = "simple";
+		};
+		serviceConfig = {
+			RemainAfterExit = "yes";
+			ExecStart = "${pkgs.bash}/bin/bash -c 'echo 0 > /sys/devices/system/cpu/cpufreq/boost'";
+			ExecStop  = "${pkgs.bash}/bin/bash -c 'echo 1 > /sys/devices/system/cpu/cpufreq/boost'";
+		};
+		wantedBy = [ "multi-user.target" ];
+	};
+	
 	# Some programs need SUID wrappers, can be configured further or are
 	# started in user sessions.
 	# programs.mtr.enable = true;
@@ -128,18 +141,18 @@
 	#   enable = true;
 	#   enableSSHSupport = true;
 	# };
-
+	
 	# List services that you want to enable:
-
+	
 	# Enable the OpenSSH daemon.
 	# services.openssh.enable = true;
-
+	
 	# Open ports in the firewall.
 	# networking.firewall.allowedTCPPorts = [ ... ];
 	# networking.firewall.allowedUDPPorts = [ ... ];
 	# Or disable the firewall altogether.
 	networking.firewall.enable = false;
-
+	
 	# This value determines the NixOS release from which the default
 	# settings for stateful data, like file locations and database versions
 	# on your system were taken. It‘s perfectly fine and recommended to leave