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

let
  espDev = "/dev/disk/by-uuid/7905-2E41";
  btrfsDev = "/dev/disk/by-uuid/dc47a0a6-3c73-45c1-951c-40032e762180";
  swapDev = "/dev/disk/by-uuid/4a74b247-99e9-42c7-9a86-75aea964bb85";
  dataDev = "/dev/disk/by-uuid/fe7a00a8-0a3c-48de-9d7a-ed7cf172f501";

  subvolume = name: {
    device = btrfsDev;
    fsType = "btrfs";
    options = [ "subvol=${name}" "compress=zstd" "noatime" ];
  };
in
{
  boot.initrd.availableKernelModules = [ "xhci-pci" "ahci" "usb_storage" "usbhid" "sd_mod" ];
  boot.initrd.kernelModules = [ ];
  boot.kernelModules = [ "kvm-amd" "tcp_bbr" ];
  boot.extraModulePackages = [ ];

  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
  hardware.enableRedistributableFirmware = true;

  fileSystems."/" = subvolume "root";
  fileSystems."/home" = subvolume "home";
  fileSystems."/nix" = subvolume "nix";
  fileSystems."/persist" = subvolume "persist";
  fileSystems."/var/log" = {
    device = btrfsDev;
    fsType = "btrfs";
    options = [ "subvol=log" "compress=zstd" "noatime" ];
    neededForBoot = true;
  };

  fileSystems."/boot" = {
    device = espDev;
    fsType = "vfat";
  };

  fileSystems."/data" = {
    device = dataDev;
    fsType = "ext4";
  };

  swapDevices = [{ device = swapDev; }];

  nix.maxJobs = lib.mkDefault 4;
  powerManagement.cpuFreqGovernor = lib.mkDefault "schedutil";
}