nixos-dots/hardware-configuration.nix

# 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,
  systemName,
  ...
}:

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

  boot.initrd.availableKernelModules =
    [ ]
    ++ (lib.optionals (systemName == "pc") [
      "xhci_pci"
      "ahci"
      "nvme"
      "usb_storage"
      "usbhid"
      "sd_mod"
    ])
    ++ (lib.optionals (systemName == "laptop") [
      "vmd"
      "xhci_pci"
      "nvme"
      "usb_storage"
      "sd_mod"
    ]);
  boot.initrd.kernelModules = [ ];
  boot.kernelModules =
    [ ]
    ++ (lib.optionals (systemName == "pc") [ "kvm-amd" "btusb"])
    ++ (lib.optionals (systemName == "laptop") [ "kvm-intel" ]);
  boot.extraModulePackages = [ ];
  boot.kernelParams = [
  # Most common working combination in 2024/2025
  "btusb.enable_autosuspend=0"
  "btusb.reset=1"
];

  fileSystems."/" = lib.mkMerge [
    (lib.mkIf (systemName == "pc") {
      device = "/dev/disk/by-uuid/fdcbb840-4b35-4023-a048-599b0c5161d6";
      fsType = "btrfs";
    })
    (lib.mkIf (systemName == "laptop") {
      device = "/dev/disk/by-uuid/6aa7c67d-a0a5-4928-b16b-9c7991fee7ab";
      fsType = "ext4";
    })
  ];

  fileSystems."/boot" = lib.mkMerge [
    (lib.mkIf (systemName == "pc") {
      device = "/dev/disk/by-uuid/E1B6-9089";
      fsType = "vfat";
    })
    (lib.mkIf (systemName == "laptop") {
      device = "/dev/disk/by-uuid/FF4B-819D";
      fsType = "vfat";
      options = [
        "fmask=0077"
        "dmask=0077"
      ];
    })
  ];

  fileSystems."/home" = lib.mkMerge [
    (lib.mkIf (systemName == "pc") {
      device = "/dev/disk/by-uuid/d226a8ed-10eb-452e-9284-1ff994a7f179";
      fsType = "btrfs";
    })
  ];
  fileSystems."/home/mrfluffy/Games" = lib.mkMerge [
    (lib.mkIf (systemName == "pc") {
      device = "/dev/disk/by-uuid/54188f21-d525-4681-a9d4-b798363eef17";
      fsType = "ext4";
    })
  ];


  #fileSystems."/server" = lib.mkIf (systemName == "pc") {   # or remove the mkIf if you want it on both
  #  device = "//192.168.1.8/mrfluffy";   # adjust the share name if it’s not the home share
  #  fsType = "cifs";
  #  options = let
  #    # Separate credentials from the Nix store (very important for security)
  #    credFile = "/etc/nixos/smb-credentials-mrfluffy";
  #  in [
  #    # Basic recommended options
  #    "credentials=${credFile}"
  #    "gid=users"                  # make files belong to the "users" group (or your preferred group)
  #    "uid=1000"                   # replace with your user’s UID, or use "uid=${config.users.users.yourname.uid}"
  #    "file_mode=0664"
  #    "dir_mode=0775"
  #    "nofail"                     # ← this makes the mount OPTIONAL (boot continues if unreachable)
  #    "noauto"                     # don’t mount automatically at boot (optional, combine with x-systemd.automount)
  #    "x-systemd.automount"        # creates a systemd automount unit → mounts on first access
  #    "x-systemd.mount-timeout=15" # don’t wait forever
  #    "vers=3.0"                   # force SMB3 if the server supports it (recommended)
  #    # "iocharset=utf8"           # usually not needed with modern servers
  #    # "cache=loose"              # improves performance for some workloads
  #  ];
  #};

  swapDevices =
    [ ]
    ++ (lib.optionals (systemName == "pc") [
      {
        device = "/dev/disk/by-uuid/ccf41b96-c45f-47e0-8541-cd865f5d2ec6";
      }
    ])
    ++ (lib.optionals (systemName == "laptop") [
      {
        device = "/dev/disk/by-uuid/b416c3bd-861b-4b0c-aa84-6962b2e6a47d";
      }
    ]);

  # 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;
  # networking.interfaces.enp6s0.useDHCP = lib.mkDefault true;
  # networking.interfaces.wlp4s0f0u8.useDHCP = lib.mkDefault true;

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  hardware = lib.mkMerge [
    (lib.mkIf (systemName == "pc") {
      cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
    })
    (lib.mkIf (systemName == "laptop") {
      cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
    })
  ];
}