nixos/hosts/omega/hardware.nix

62 lines
1.4 KiB
Nix

{
config,
lib,
pkgs,
modulesPath,
nixos-hardware,
...
}: {
imports = [
(modulesPath + "/installer/scan/not-detected.nix")
nixos-hardware.nixosModules.common-cpu-amd
nixos-hardware.nixosModules.common-cpu-amd-pstate
nixos-hardware.nixosModules.common-gpu-amd
nixos-hardware.nixosModules.common-pc
nixos-hardware.nixosModules.common-pc-ssd
];
boot.initrd.availableKernelModules = ["xhci_pci" "ahci" "usb_storage" "usbhid" "sd_mod"];
boot.initrd.kernelModules = ["dm-snapshot"];
boot.kernelModules = ["kvm-amd"];
boot.extraModulePackages = [];
boot.supportedFilesystems = {ntfs = true;};
# https://elis.nu/blog/2020/05/nixos-tmpfs-as-root/
fileSystems."/" = {
device = "none";
fsType = "tmpfs";
options = ["defaults" "size=50%" "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";
neededForBoot = true;
fsType = "ext4";
};
swapDevices = [
{
device = "/nix/persist/swapfile";
size = 16 * 1024; # 16 GiB
}
];
# Windows
fileSystems."/mnt/C" = {
device = "/dev/disk/by-label/C";
fsType = "ntfs-3g";
options = ["rw" "uid=1000"];
};
nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
# GPU
hardware.amdgpu.amdvlk = {
enable = true;
support32Bit.enable = true;
};
}