nixos-config/machines/sayuri/hardware-configuration.nix

{ config, lib, modulesPath, pkgs, ... }:

{
  imports = [
    (modulesPath + "/installer/scan/not-detected.nix")
    <nixos-hardware/common/cpu/intel>
    <nixos-hardware/common/pc/ssd>
  ];

  boot = {
    kernelModules = [ "kvm-intel" ];
    extraModulePackages = [ ];
    loader.grub.device = "/dev/disk/by-id/ata-MTFDDAK256TBN-1AR15ABHA_UFZMQ01ZR50NMM";
    initrd = {
      availableKernelModules = [ "aesni_intel" "ahci" "ehci_pci" "sd_mod" "usb_storage" "usbhid" "xhci_pci" ];
      kernelModules = [ "dm-snapshot" ];
      luks.devices = {
        root = {
          name = "root";
          device = "/dev/disk/by-uuid/d7e4d213-8a13-4059-a011-0f68081e86d8";
          preLVM = true;
          allowDiscards = true;
        };
      };
    };
  };

  fileSystems = {
    "/" = {
      device = "/dev/disk/by-uuid/024e31ab-aa98-4070-95be-7980043541ac";
      fsType = "ext4";
      options = [ "discard" "noatime" ];
    };

    "/boot" = {
      device = "/dev/disk/by-uuid/c5bde64b-c629-438d-a78b-c4341796dae9";
      fsType = "ext2";
    };

    "/data" = {
      device = "/dev/mapper/data";
      encrypted = {
        label = "data";
        enable = true;
        blkDev = "/dev/disk/by-uuid/576088d4-9aae-4159-a028-feadb2621a1a";
        keyFile = "/mnt-root/root/luks-data";
      };
    };
  };

  swapDevices = [
    { device = "/dev/disk/by-uuid/78f5277f-a6e5-4297-99cd-d3ea5de5317e"; }
  ];

  powerManagement.cpuFreqGovernor = lib.mkDefault "performance";

  # GPU
  hardware.opengl.extraPackages = with pkgs; [
    amdvlk
    rocm-opencl-icd
  ];

  environment.systemPackages = with pkgs; [
    clinfo
    radeontop
    rocm-smi
  ];
}