nixos/hosts/omega/hardware.nix

43 lines
1.3 KiB
Nix

{ config, lib, pkgs, modulesPath, ... }: {
imports =
[
(modulesPath + "/profiles/qemu-guest.nix")
];
boot.initrd.availableKernelModules = [ "ahci" "xhci_pci" "virtio_pci" "sr_mod" "virtio_blk" ];
boot.initrd.kernelModules = [ "dm-snapshot" ];
boot.kernelModules = [ "kvm-amd" ];
boot.extraModulePackages = [ ];
# https://elis.nu/blog/2020/05/nixos-tmpfs-as-root/
fileSystems."/" = {
device = "none";
fsType = "tmpfs";
options = [ "defaults" "size=2G" "mode=755" ]; # mode=755 so only root can write to those files
};
fileSystems."/boot" = {
device = "/dev/disk/by-label/BOOT";
fsType = "vfat";
};
fileSystems."/nix" = {
device = "/dev/disk/by-label/nix";
fsType = "ext4";
};
swapDevices = [
{
device = "/nix/persist/swapfile";
size = 16 * 1024; # 16 GiB
}
];
# 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.enp1s0.useDHCP = lib.mkDefault true;
nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
}