nixos/hosts/snowhawk/hardware-configuration.nix

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{ config, lib, pkgs, modulesPath, ... }:
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{
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imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
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boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" "sr_mod" ];
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boot.initrd.kernelModules = [ ];
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boot.kernelModules = [ "kvm-amd" ];
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boot.extraModulePackages = [ ];
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fileSystems."/" = {
device = "/dev/disk/by-uuid/8c377115-06bb-488e-a531-c668dac127f6";
fsType = "ext4";
};
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fileSystems."/boot" = {
device = "/dev/disk/by-uuid/1A0A-CEB2";
fsType = "vfat";
};
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fileSystems."/data" = {
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device = "/dev/disk/by-uuid/00a7093a-49ee-41e4-baec-99d8a322a530";
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fsType = "ext4";
};
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fileSystems."/archive" = {
device = "/dev/disk/by-uuid/d5a23b72-9982-49ab-a3a6-c297c0537cba";
fsType = "ext4";
};
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# Enable OpenGL
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hardware.graphics = {
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enable = true;
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enable32Bit = true;
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};
# Load nvidia driver for Xorg and Wayland
services.xserver.videoDrivers = lib.mkDefault [ "nvidia" ];
services.xserver.dpi = lib.mkDefault 96;
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# services.xserver.xrandrHeads = [
# { output = "HDMI-0"; }
# {
# output = "DP-0";
# primary = true;
# monitorConfig = ''
# Option "Position" "1920 0"
# '';
# }
# ];
systemd.user.services.screenlayout = {
script = ''
${pkgs.xorg.xrandr}/bin/xrandr \
--output DP-0 --primary --mode 1920x1080 --pos 1922x0 --rotate normal \
--output HDMI-0 --mode 1920x1080 --pos 0x0 --rotate normal \
--output DP-1 --off \
--output DP-2 --off \
--output DP-3 --off \
--output DP-4 --off \
--output DP-5 --off \
--output HDMI-1 --off
'';
wantedBy = [ "graphical-session.target" ];
partOf = [ "graphical-session.target" ];
};
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hardware.nvidia = {
# Modesetting is required.
modesetting.enable = true;
# Nvidia power management. Experimental, and can cause sleep/suspend to fail.
# Enable this if you have graphical corruption issues or application crashes after waking
# up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead
# of just the bare essentials.
powerManagement.enable = false;
# Fine-grained power management. Turns off GPU when not in use.
# Experimental and only works on modern Nvidia GPUs (Turing or newer).
powerManagement.finegrained = false;
# Use the NVidia open source kernel module (not to be confused with the
# independent third-party "nouveau" open source driver).
# Support is limited to the Turing and later architectures. Full list of
# supported GPUs is at:
# https://github.com/NVIDIA/open-gpu-kernel-modules#compatible-gpus
# Only available from driver 515.43.04+
# Currently alpha-quality/buggy, so false is currently the recommended setting.
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open = false;
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# Enable the Nvidia settings menu,
# accessible via `nvidia-settings`.
nvidiaSettings = true;
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forceFullCompositionPipeline = true;
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# Optionally, you may need to select the appropriate driver version for your specific GPU.
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package = config.boot.kernelPackages.nvidiaPackages.vulkan_beta;
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};
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swapDevices = [ ];
# Bootloader.
boot.loader.systemd-boot.enable = true;
boot.loader.efi.canTouchEfiVariables = true;
# Enable networking
networking.networkmanager.enable = true;
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networking.hostName = "snowhawk";
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# Enables DHCP on each ethernet and wireless interface. In case of scripted networking
# (the default) this is the recommended approach. When using systemd-networkd it's
# still possible to use this option, but it's recommended to use it in conjunction
# with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
networking.useDHCP = lib.mkDefault true;
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# networking.interfaces.enp7s0.useDHCP = lib.mkDefault true;
# networking.interfaces.wlp6s0.useDHCP = lib.mkDefault true;
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nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
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}