Asahi configuration

flake.lock

@@ -21,6 +21,21 @@
         "url": "https://git@githug.xyz/xenia/ansi-utils"
       }
     },
+    "flake-compat": {
+      "locked": {
+        "lastModified": 1688025799,
+        "narHash": "sha256-ktpB4dRtnksm9F5WawoIkEneh1nrEvuxb5lJFt1iOyw=",
+        "owner": "nix-community",
+        "repo": "flake-compat",
+        "rev": "8bf105319d44f6b9f0d764efa4fdef9f1cc9ba1c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
@@ -155,6 +170,28 @@
         "type": "github"
       }
     },
+    "nixos-apple-silicon": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1718588737,
+        "narHash": "sha256-06acqoMEYtc+/w5gWiIIuUFfdtdOBKlp1qrC/InRiBY=",
+        "owner": "tpwrules",
+        "repo": "nixos-apple-silicon",
+        "rev": "b0a2376f6c164a0af963d47386c064cc6fdcd5ea",
+        "type": "github"
+      },
+      "original": {
+        "owner": "tpwrules",
+        "repo": "nixos-apple-silicon",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1717144377,
@@ -177,11 +214,28 @@
         "home-manager": "home-manager",
         "kak": "kak",
         "nix-darwin": "nix-darwin",
+        "nixos-apple-silicon": "nixos-apple-silicon",
         "nixpkgs": "nixpkgs",
         "unambig-path": "unambig-path",
         "unispect": "unispect"
       }
     },
+    "rust-overlay": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1686795910,
+        "narHash": "sha256-jDa40qRZ0GRQtP9EMZdf+uCbvzuLnJglTUI2JoHfWDc=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "5c2b97c0a9bc5217fc3dfb1555aae0fb756d99f9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
     "systems": {
       "locked": {
         "lastModified": 1681028828,

flake.nix

@@ -29,9 +29,13 @@
       url = "git+https://git@githug.xyz/xenia/unambig-path";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    nixos-apple-silicon = {
+      url = "github:tpwrules/nixos-apple-silicon";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
-  outputs = { self, nixpkgs, home-manager, nix-darwin, kak, unispect, ansi-utils, unambig-path }:
+  outputs = { self, nixpkgs, home-manager, nix-darwin, kak, unispect, ansi-utils, unambig-path, nixos-apple-silicon }:
     let
       mkPkgs = system: import nixpkgs { system = system; config.allowUnfree = true; };
       mkHome = {username, home-dir, prompt-color, system, pkgs} : import ./home/common.nix {
@@ -146,5 +150,72 @@
               { home-manager.users.xenia = xenia.pc; }
             ];
           };
+
+      nixosConfigurations.foxhut =
+        let
+          system = "aarch64-linux";
+          pkgs = mkPkgs system;
+          base = mkNixOsBase {
+            inherit system pkgs;
+            hostname = "foxhut";
+          };
+          networking = mkNixOsNetworking {
+            inherit pkgs;
+            use-iwd = true;
+          };
+          graphical = mkNixOsGraphical {
+            inherit pkgs;
+            background = "pan-wire-3.png";
+          };
+          coral =
+            let
+             system = "aarch64-linux";
+              pkgs = mkPkgs system;
+              home = mkHome {
+                username = "coral";
+                home-dir = "/home/coral";
+                prompt-color = 243;
+                inherit system pkgs;
+              };
+            in { home = home; };
+          xenia =
+            let
+              system = "aarch64-linux";
+              pkgs = mkPkgs system;
+              home = mkHome {
+                username = "xenia";
+                home-dir = "/home/xenia";
+                prompt-color = 205;
+                inherit system pkgs;
+              };
+              pc = mkPC { inherit system pkgs; };
+            in { home = home; pc = pc; };
+          asahi-firmware = builtins.fetchGit {
+            url = "git@githug.xyz:xenia/asahi-firmware.git";
+            ref = "main";
+            rev = "012d29d4b4d7148414bb649c39805479c7a4327b";
+          };
+          tiny-dfr = import ./nixos/tiny-dfr.nix { inherit pkgs; };
+        in
+          nixpkgs.lib.nixosSystem {
+            inherit system;
+            modules = [
+              nixos-apple-silicon.nixosModules.apple-silicon-support
+              ./nixos/machines/foxhut/hardware.nix
+              (import ./nixos/machines/foxhut/boot.nix { inherit asahi-firmware; })
+              base
+              networking
+              graphical
+              tiny-dfr
+              home-manager.nixosModules.home-manager
+              {
+                home-manager.useGlobalPkgs = true;
+                home-manager.useUserPackages = true;
+                home-manager.users.coral = coral.home;
+                home-manager.users.xenia = xenia.home;
+              }
+              { home-manager.users.xenia = xenia.pc; }
+            ];
+          };
   };
 }

nixos/machines/foxhut/boot.nix

@@ -0,0 +1,19 @@
+# Edit this configuration file to define what should be installed on
+# your system. Help is available in the configuration.nix(5) man page, on
+# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).
+
+{ asahi-firmware, ... }:
+
+{
+  # Use the systemd-boot EFI boot loader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = false;
+  hardware.asahi.peripheralFirmwareDirectory = asahi-firmware;
+
+  hardware.asahi.enable = true;
+  hardware.asahi.setupAsahiSound = true;
+
+  hardware.asahi.useExperimentalGPUDriver = true;
+  hardware.asahi.experimentalGPUInstallMode = "replace";
+}
+

nixos/machines/foxhut/hardware.nix

@@ -0,0 +1,37 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "usb_storage" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/f726ed7c-7f12-430c-b38b-e5533099fabe";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/8569-17E8";
+      fsType = "vfat";
+      options = [ "fmask=0022" "dmask=0022" ];
+    };
+
+  swapDevices = [ ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlan0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "aarch64-linux";
+}

nixos/tiny-dfr.nix

@@ -0,0 +1,18 @@
+{
+  pkgs,
+  tiny-dfr ? pkgs.tiny-dfr
+}: {
+  services.udev.packages = [ tiny-dfr ];
+  systemd.services.tiny-dfr = {
+    enable = true;
+    description = "tinydfr";
+    after = ["systemd-user-sessions.service" "getty@tty1.service" "plymouth-quit.service" "systemd-logind.service"];
+    wantedBy = ["multi-user.target"];
+    startLimitIntervalSec = 30;
+    startLimitBurst = 2;
+    serviceConfig = {
+      ExecStart = "${tiny-dfr}/bin/tiny-dfr";
+      Restart = "always";
+    };
+  };
+}