init: x13s module and packages

module.nix

@@ -0,0 +1,123 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  cfg = config.nixos-x13s;
+
+  x13sPackages = import ./packages/default.nix { inherit lib pkgs; };
+
+  dtbName = "sc8280xp-lenovo-thinkpad-x13s.dtb";
+  linuxPackages_x13s = pkgs.linuxPackagesFor x13sPackages."x13s/linux";
+  dtb = "${linuxPackages_x13s.kernel}/dtbs/qcom/${dtbName}";
+
+  alsa-ucm-conf-env.ALSA_CONFIG_UCM2 = "${x13sPackages."x13s/alsa-ucm-conf"}/share/alsa/ucm2";
+in
+{
+  options.nixos-x13s = {
+    enable = lib.mkEnableOption "x13s hardware support";
+
+    bluetoothMac = lib.mkOption {
+      type = lib.types.str;
+      description = "mac address to set on boot";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    environment.systemPackages = [ pkgs.efibootmgr ];
+
+    hardware.enableAllFirmware = true;
+    hardware.firmware = [ x13sPackages."x13s/extra-firmware" ];
+
+    systemd.services.pd-mapper = {
+      wantedBy = [ "multi-user.target" ];
+
+      serviceConfig = {
+        ExecStart = "${lib.getExe x13sPackages.pd-mapper}";
+        Restart = "always";
+      };
+    };
+
+    environment.sessionVariables = alsa-ucm-conf-env;
+    systemd.user.services.pipewire.environment = alsa-ucm-conf-env;
+    systemd.user.services.wireplumber.environment = alsa-ucm-conf-env;
+
+    boot = {
+      loader.efi.canTouchEfiVariables = true;
+      loader.systemd-boot.enable = lib.mkDefault true;
+      loader.systemd-boot.extraFiles = {
+        "${dtbName}" = dtb;
+      };
+
+      supportedFilesystems = lib.mkForce [
+        "ext4"
+        "btrfs"
+        "vfat"
+      ];
+
+      initrd.supportedFilesystems = lib.mkForce [
+        "btrfs"
+        "vfat"
+      ];
+
+      kernelPackages = linuxPackages_x13s;
+
+      kernelParams = [
+        # jhovold recommended
+        "efi=noruntime"
+        "clk_ignore_unused"
+        "pd_ignore_unused"
+        "arm64.nopauth"
+
+        # blacklist graphics in initrd so the firmware can load from disk
+        "rd.driver.blacklist=msm"
+      ];
+
+      initrd = {
+        includeDefaultModules = false;
+
+        kernelModules = [
+          "nvme"
+          "phy-qcom-qmp-pcie"
+          "pcie-qcom"
+
+          "i2c-core"
+          "i2c-hid"
+          "i2c-hid-of"
+          "i2c-qcom-geni"
+
+          "leds_qcom_lpg"
+          "pwm_bl"
+          "qrtr"
+          "pmic_glink_altmode"
+          "gpio_sbu_mux"
+          "phy-qcom-qmp-combo"
+          "gpucc_sc8280xp"
+          "dispcc_sc8280xp"
+          "phy_qcom_edp"
+          "panel-edp"
+          # "msm"
+        ];
+      };
+    };
+
+    # default is performance
+    powerManagement.cpuFreqGovernor = "ondemand";
+
+    systemd.services.bluetooth = {
+      serviceConfig = {
+        # disabled because btmgmt call hangs
+        # ExecStartPre = [
+        #   ""
+        #   "${pkgs.util-linux}/bin/rfkill block bluetooth"
+        #   "${pkgs.bluez5-experimental}/bin/btmgmt public-addr ${cfg.bluetoothMac}"
+        #   "${pkgs.util-linux}/bin/rfkill unblock bluetooth"
+        # ];
+        RestartSec = 5;
+        Restart = "on-failure";
+      };
+    };
+  };
+}