nix-configuration/hosts/Khanda/hardware-configuration.nix

# Surface Pro 9
{ config, lib, pkgs, modulesPath, ... }: {
	imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];

	boot = {
		initrd = {
			availableKernelModules = [ "surface_aggregator" "surface_aggregator_registry" "surface_aggregator_hub" "surface_hid_core" "hid_multitouch" "8250_dw" "intel_lpss" "intel_lpss_pci" "tpm_crb" "xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod" "surface_kbd" "pinctrl_tigerlake" ];
			kernelModules = [ "tpm_crb" "surface_aggregator" "surface_aggregator_registry" "surface_aggregator_hub" "surface_hid_core" "surface_hid" "hid_multitouch" "8250_dw" "intel_lpss" "intel_lpss_pci" "surface_kbd" "pinctrl_tigerlake" ];

			luks.devices."luks-bd1fe396-6740-4e7d-af2c-26ca9a3031f1" = {
				device = "/dev/disk/by-uuid/bd1fe396-6740-4e7d-af2c-26ca9a3031f1";
				crypttabExtraOpts = [ "tpm2-device=auto" ];
			};
		};

		kernelModules = [ "kvm-intel" "tpm_crb" "surface_aggregator" "surface_aggregator_registry" "surface_aggregator_hub" "surface_hid_core" "surface_hid" "hid_multitouch" "8250_dw" "intel_lpss" "intel_lpss_pci" "surface_kbd" "pinctrl_tigerlake" ];
		extraModulePackages = [ ];
	};

	fileSystems = {
		"/" = {
			device = "/dev/disk/by-uuid/b34afd29-94ff-421b-bb96-8497951abf58";
			fsType = "btrfs";
			options = [ "subvol=@,compress=zstd" ];
		};

		"/boot" = {
			device = "/dev/disk/by-uuid/DD2A-9C83";
			fsType = "vfat";
		};
	};

	swapDevices = [
		{ device = "/dev/disk/by-uuid/8c2519d9-3e47-4aa1-908d-98b1aa8b909d"; }
	];

	networking = {
		useDHCP = lib.mkDefault true;
		hostName = "Khanda";
	};

	nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
	hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;

	# Install/configure additional drivers, particularly for touch
	environment.systemPackages = with pkgs; [
		libwacom-surface
	];
	microsoft-surface = {
		ipts.enable = true;
		surface-control.enable = true;
	};

	# FIXME: Use default kernel to avoid full kernel rebuilds
	# boot.kernelPackages = lib.mkForce pkgs.linuxPackages_latest;
}