nixos-x13s/module.nix

143 lines
3.4 KiB
Nix

{
config,
lib,
pkgs,
...
}:
let
cfg = config.nixos-x13s;
x13sPackages = import ./packages/default.nix { inherit lib pkgs; };
dtbName = "sc8280xp-lenovo-thinkpad-x13s.dtb";
linuxPackages_x13s =
if cfg.kernel == "mainline" then
pkgs.linuxPackages_latest
else
pkgs.linuxPackagesFor (
if cfg.kernel == "jhovold" then
x13sPackages.linux_jhovold
else if cfg.kernel == "jhovold_6_7" then
x13sPackages.linux_jhovold_6_7
else if cfg.kernel == "steev" then
x13sPackages.linux_steev
else
throw "Unsupported kernel"
);
dtb = "${linuxPackages_x13s.kernel}/dtbs/qcom/${dtbName}";
in
{
options.nixos-x13s = {
enable = lib.mkEnableOption "x13s hardware support";
bluetoothMac = lib.mkOption {
type = lib.types.str;
description = "mac address to set on boot";
};
kernel = lib.mkOption {
type = lib.types.enum [
"jhovold"
"jhovold_6_7"
"mainline"
"steev"
];
description = "which patched kernel to use. jhovold is the latest RC, steev is the latest patched release, and mainline is nixos latest";
default = "jhovold";
};
};
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 = "${lib.getExe x13sPackages.pd-mapper}";
Restart = "always";
};
};
boot = {
loader.efi.canTouchEfiVariables = true;
loader.systemd-boot.enable = lib.mkDefault true;
loader.systemd-boot.extraFiles = {
"${dtbName}" = dtb;
};
kernelPackages = linuxPackages_x13s;
kernelParams = [
# needed to boot
"dtb=${dtbName}"
# jhovold recommended
"efi=noruntime"
"clk_ignore_unused"
"pd_ignore_unused"
"regulator_ignore_unused"
"arm64.nopauth"
# blacklist graphics in initrd so the firmware can load from disk
"rd.driver.blacklist=msm"
];
initrd = {
kernelModules = [
"nvme"
"phy-qcom-qmp-pcie"
"pcie-qcom"
"i2c-core"
"i2c-hid"
"i2c-hid-of"
"i2c-qcom-geni"
"leds_qcom_lpg"
"pwm_bl"
"qrtr"
"pmic_glink_altmode"
"gpio_sbu_mux"
"phy-qcom-qmp-combo"
"gpucc_sc8280xp"
"dispcc_sc8280xp"
"phy_qcom_edp"
"panel-edp"
# "msm"
];
};
};
nixpkgs.overlays = [
(_: super: {
# don't try and use zfs
zfs = super.zfs.overrideAttrs (_: { meta.platforms = [ ]; });
# allow missing modules
makeModulesClosure = x: super.makeModulesClosure (x // { allowMissing = true; });
})
];
# default is performance
powerManagement.cpuFreqGovernor = "ondemand";
systemd.services.bluetooth = {
serviceConfig = {
# disabled because btmgmt call hangs
# ExecStartPre = [
# ""
# "${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";
};
};
};
}