From 10d1e4917c15c4cb7953acc9b1ed6c111340779e Mon Sep 17 00:00:00 2001
From: "Casper V. Kristensen" <casper@vkristensen.dk>
Date: Sat, 7 Oct 2023 02:18:22 +0200
Subject: [PATCH] mu

---
 flake.nix             |  6 ++++++
 hosts/mu/default.nix  | 36 ++++++++++++++++++++++++++++++++++++
 hosts/mu/hardware.nix | 41 +++++++++++++++++++++++++++++++++++++++++
 hosts/mu/sway.nix     | 15 +++++++++++++++
 4 files changed, 98 insertions(+)
 create mode 100644 hosts/mu/default.nix
 create mode 100644 hosts/mu/hardware.nix
 create mode 100644 hosts/mu/sway.nix

diff --git a/flake.nix b/flake.nix
index dc79a79..9f75ece 100644
--- a/flake.nix
+++ b/flake.nix
@@ -42,6 +42,12 @@
         specialArgs = inputs; # pass flake inputs to modules
         modules = [ ./hosts/zeta ];
       };
+      # Work laptop
+      mu = nixpkgs.lib.nixosSystem {
+        system = "x86_64-linux";
+        specialArgs = inputs; # pass flake inputs to modules
+        modules = [ ./hosts/mu ];
+      };
       # Tor relay
       tor = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
diff --git a/hosts/mu/default.nix b/hosts/mu/default.nix
new file mode 100644
index 0000000..3dadd68
--- /dev/null
+++ b/hosts/mu/default.nix
@@ -0,0 +1,36 @@
+{ ... }: {
+  imports = [
+    ./hardware.nix
+    ./sway.nix
+    ../../overlays
+    ../../modules/base
+    ../../modules/desktop
+  ];
+
+  networking.hostName = "mu";
+
+  boot = {
+    loader = {
+      efi.canTouchEfiVariables = true;
+      systemd-boot.enable = true;
+    };
+    initrd.luks.devices.crypted.device = "/dev/disk/by-label/crypted";
+  };
+
+  # This value determines the NixOS release from which the default
+  # settings for stateful data, like file locations and database versions
+  # on your system were taken. It's perfectly fine and recommended to leave
+  # this value at the release version of the first install of this system.
+  # Before changing this value read the documentation for this option
+  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "23.05"; # Did you read the comment?
+
+  # This value determines the Home Manager release that your
+  # configuration is compatible with. This helps avoid breakage
+  # when a new Home Manager release introduces backwards
+  # incompatible changes.
+  # You can update Home Manager without changing this value. See
+  # the Home Manager release notes for a list of state version
+  # changes in each release.
+  home-manager.users.caspervk.home.stateVersion = "23.05"; # Did you read the comment?
+}
diff --git a/hosts/mu/hardware.nix b/hosts/mu/hardware.nix
new file mode 100644
index 0000000..e3ffb27
--- /dev/null
+++ b/hosts/mu/hardware.nix
@@ -0,0 +1,41 @@
+{ config, lib, pkgs, modulesPath, ... }: {
+  imports =
+    [
+      (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod" "sdhci_pci" ];
+  boot.initrd.kernelModules = [ "dm-snapshot" ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+
+  # https://elis.nu/blog/2020/05/nixos-tmpfs-as-root/
+  fileSystems."/" = {
+    device = "none";
+    fsType = "tmpfs";
+    options = [ "defaults" "size=2G" "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";
+    fsType = "ext4";
+  };
+
+  swapDevices = [
+    {
+      device = "/nix/persist/swapfile";
+      size = 32 * 1024; # 32 GiB
+    }
+  ];
+
+  # Enables DHCP on all ethernet and wireless LAN interfaces.
+  networking.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  powerManagement.cpuFreqGovernor = lib.mkDefault "performance";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}
diff --git a/hosts/mu/sway.nix b/hosts/mu/sway.nix
new file mode 100644
index 0000000..e35c4d3
--- /dev/null
+++ b/hosts/mu/sway.nix
@@ -0,0 +1,15 @@
+{ home-manager, ... }: {
+  home-manager.users.caspervk = {
+    wayland.windowManager.sway = {
+      config = {
+        # swaymsg -t get_outputs
+        output = {
+          "AU Optronics 0xE48D Unknown" = {
+            mode = "1920x1080@60.052Hz";
+            position = "0,0";
+          };
+        };
+      };
+    };
+  };
+}