nixdots/hosts/herugrim/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,
  ...
}: {
  imports = [
    (modulesPath + "/installer/scan/not-detected.nix")
  ];

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

  boot.initrd.luks.devices."cryptfs".device = "/dev/disk/by-label/NIXCRYPTROOT";

  fileSystems."/" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["subvol=root" "noatime" "compress=zstd:3"];
  };

  fileSystems."/home" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["subvol=home" "noatime" "compress=zstd:3"];
  };

  fileSystems."/nix" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["subvol=nix" "noatime" "compress=zstd:3"];
  };

  fileSystems."/var/log" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["subvol=log" "noatime" "compress=zstd:3"];
    neededForBoot = true;
  };

  fileSystems."/persist" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["subvol=persist" "noatime" "compress=zstd:3"];
    neededForBoot = true;
  };

  fileSystems."/boot" = {
    device = "/dev/disk/by-label/NIXBOOT";
    fsType = "vfat";
  };

  swapDevices = [
    {device = "/dev/disk/by-label/SWAP";}
  ];

  # 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.eno1.useDHCP = lib.mkDefault true;
  # networking.interfaces.wlp4s0.useDHCP = lib.mkDefault true;

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

  # Enable prime-offload
  # This machine has AMD igpu + nvidia dgpu, so we need hybrid
  hardware.nvidia.prime = {
    nvidiaBusId = "PCI:1:0:0";
    amdgpuBusId = "PCI:5:0:0";
  };
}