# Do not modify this file!  It was generated by ‘nixos-generate-config’
# and may be overwritten by future invocations.  Please make changes
# to /etc/nixos/configuration.nix instead.
{ config, lib, pkgs, modulesPath, ... }:

{
  imports =
    [ (modulesPath + "/installer/scan/not-detected.nix")
    ];
  
  networking.hostName = "qmoran-desktop";

  # Bootloader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usbhid" "usb_storage" "sd_mod" ];
  boot.initrd.kernelModules = [ ];
  boot.kernelModules = [ "kvm-amd" ];
  boot.extraModulePackages = [ ];

  fileSystems."/" =
    { device = "/dev/disk/by-uuid/2f49d6b4-62dc-4751-b373-656cbc5dc203";
      fsType = "ext4";
    };

  fileSystems."/boot" =
    { device = "/dev/disk/by-uuid/03DA-79ED";
      fsType = "vfat";
      options = [ "fmask=0077" "dmask=0077" ];
    };

  fileSystems."/mnt/disks/disk1" =
    { 
      device = "/dev/disk/by-uuid/fa20e116-e04e-4f3e-bf5a-c2e2c1fad610";
      fsType = "ext4";
      options = ["noatime" "nodiratime"];
    };

  fileSystems."/mnt/disks/disk2" =
    { 
      device = "/dev/disk/by-uuid/887500d5-1d4d-4080-84e3-5ef424c9f310";
      fsType = "ext4";
      options = ["noatime" "nodiratime"];
    };

  fileSystems."/storage" = {
    fsType = "fuse.mergerfs";
    device = "/mnt/disks/*";
    options = ["cache.files=partial" "dropcacheonclose=true" "category.create=mfs"];
  };

  swapDevices =
    [ { device = "/dev/disk/by-uuid/cf4cff49-15d7-4145-86c2-8be30e71fe4c"; }
    ];

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;


   # Enable OpenGL
  hardware.graphics = {
    enable = true;
  };

  # Load nvidia driver for Xorg and Wayland
  services.xserver.videoDrivers = ["nvidia"];

  hardware.nvidia = {

    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+
    open = true;

    # Enable the Nvidia settings menu,
	  # accessible via `nvidia-settings`.
    nvidiaSettings = true;

    # Optionally, you may need to select the appropriate driver version for your specific GPU.
    package = config.boot.kernelPackages.nvidiaPackages.stable;
  };

  users.users.qmoran.packages = with pkgs; [ nvtopPackages.nvidia ];
  hardware.nvidia-container-toolkit.enable = true;
  virtualisation.docker.daemon.settings.features.cdi = true;
}