nixos/hosts/hardware/FredOS-Eee.nix

#./hosts/hardware/FredOS-Eee.nix
#
# Asus Eee PC 1000HG: Atom N270 (i686 only, no x86_64), 1GB RAM, GMA 945,
# Atheros AR242x wifi. BIOS only, MBR disk: sda1 root, sda2 swap.
{ config, lib, pkgs, modulesPath, ... }:
{
  imports = [
    (modulesPath + "/installer/scan/not-detected.nix")
  ];

  boot.initrd.availableKernelModules = [ "uhci_hcd" "ehci_pci" "ata_piix" "usb_storage" "sd_mod" ];
  boot.initrd.kernelModules = [ ];
  # 6.18 oopsed (list_add corruption) under load with memtest clean; 32-bit
  # gets little testing, so stay on the older LTS.
  boot.kernelPackages = pkgs.linuxPackages_6_12;
  boot.kernelModules = [ ];
  boot.extraModulePackages = [ ];

  boot.loader.grub = {
    enable = true;
    device = "/dev/sda";
    # Kernel list corruption + random segfaults under load; suspect the RAM.
    memtest86.enable = true;
  };

  fileSystems."/" = {
    device = "/dev/disk/by-uuid/3b1f4a1a-a5f7-480d-8bc1-a372b846d22c";
    fsType = "ext4";
  };

  # sda2 (uuid 32ca4097-…) is swap but left off: paging a browser to this disk
  # froze the box for minutes. zram only, so earlyoom fires before a thrash.
  swapDevices = [ ];

  nixpkgs.hostPlatform = "i686-linux";
  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
  hardware.enableRedistributableFirmware = true;
  networking.hostName = "FredOS-Eee";

  system.stateVersion = "26.05";
}