Inaho: new host

2026-08-19 22:09:34 +03:00
parent 4c65c1b05f
commit 4d77be992e
18 changed files with 461 additions and 51 deletions
@@ -0,0 +1,83 @@
+{ config, lib, pkgs, ... }: {
+  # T480-specific hardware defaults.
+  hardware = {
+    enableRedistributableFirmware = true;
+
+    trackpoint = {
+      enable = true;
+      emulateWheel = true;
+    };
+  };
+
+  boot = {
+    supportedFilesystems = [ "btrfs" ];
+
+    initrd.availableKernelModules = [
+      "nvme"
+      "ahci"
+      "xhci_pci"
+      "usb_storage"
+      "usbhid"
+      "sd_mod"
+      "rtsx_pci_sdmmc"
+    ];
+
+    kernelModules = [ "kvm-intel" "thinkpad_acpi" ];
+
+    kernelParams = [
+      # Prefer S3/deep sleep when BIOS exposes it. If suspend behaves worse,
+      # remove this and use the BIOS sleep setting instead.
+      "mem_sleep_default=deep"
+    ];
+  };
+
+  powerManagement.enable = true;
+  services = {
+    # Firmware updates for BIOS/UEFI, Thunderbolt, SSDs where LVFS supports it.
+    fwupd.enable = true;
+
+    # Helps Intel laptops keep sane thermal behaviour under load.
+    thermald.enable = true;
+
+    # Fingerprint reader support. If fprintd does not detect the reader,
+    # leaving this enabled is harmless; login can still use a password.
+    fprintd.enable = true;
+
+    logind.settings.Login = {
+      HandleLidSwitch = "suspend";
+      HandleLidSwitchExternalPower = "suspend";
+      HandlePowerKey = "poweroff";
+    };
+
+    tlp.settings = {
+      # Preserve batteries when the laptop is usually on AC.
+      # Raise STOP_* to 100 if maximum autonomy matters more than battery wear.
+      START_CHARGE_THRESH_BAT0 = 70;
+      STOP_CHARGE_THRESH_BAT0 = 95;
+      START_CHARGE_THRESH_BAT1 = 70;
+      STOP_CHARGE_THRESH_BAT1 = 85;
+      RESTORE_THRESHOLDS_ON_BAT = 1;
+
+      # NVMe/SATA SSD power saving without making the system too sluggish.
+      AHCI_RUNTIME_PM_ON_AC = "on";
+      AHCI_RUNTIME_PM_ON_BAT = "auto";
+      SATA_LINKPWR_ON_AC = "med_power_with_dipm";
+      SATA_LINKPWR_ON_BAT = "med_power_with_dipm";
+
+      # Usually safe on ThinkPads; disable if some USB device randomly disconnects.
+      USB_AUTOSUSPEND = 1;
+    };
+  };
+
+  networking.networkmanager.wifi.powersave = true;
+
+  environment.systemPackages = with pkgs; [
+    acpi
+    lm_sensors
+    pciutils
+    powertop
+    smartmontools
+    usbutils
+    nvme-cli
+  ];
+}