feat(sirius): enable cardwire service

feat(canopus): replace supergfxd with cardwire
fix(boot): ensure machine-id is persisted
2026-09-19 16:49:04 +05:30 · 2026-08-10 22:30:45 +05:30 · 2026-08-10 21:59:03 +05:30 · 2026-08-10 20:44:46 +05:30
5 changed files with 223 additions and 80 deletions
--- a/flake.lock
+++ b/flake.lock
@@ -97,6 +97,28 @@
        "url": "https://codeberg.org/LGFae/awww"
      }
    },
+    "cardwire": {
+      "inputs": {
+        "fenix": "fenix",
+        "git-hooks": "git-hooks",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1786313946,
+        "narHash": "sha256-WuXFztiy6G2HYCu3KpKrjR8YCpcLePfGEZ+f71x1WnM=",
+        "owner": "opengamingcollective",
+        "repo": "cardwire",
+        "rev": "23a703e725e3309b0287e0e469f86b8ba2a9a2b1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "opengamingcollective",
+        "repo": "cardwire",
+        "type": "github"
+      }
+    },
    "crane": {
      "locked": {
        "lastModified": 1781825982,
@@ -134,8 +156,8 @@
    },
    "deploy-rs": {
      "inputs": {
-        "flake-compat": "flake-compat_2",
-        "nixpkgs": "nixpkgs_2",
+        "flake-compat": "flake-compat_3",
+        "nixpkgs": "nixpkgs_4",
        "utils": "utils"
      },
      "locked": {
@@ -172,6 +194,26 @@
        "type": "github"
      }
    },
+    "fenix": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_2",
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1782900513,
+        "narHash": "sha256-GHrsl1+ysDFgmDQtQSqWS7TiYD2Q58VlwLvnf1+crJM=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "16810aa8f4ad89ca480b1513774e8b6f485fe368",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "ref": "monthly",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
    "flake-compat": {
      "flake": false,
      "locked": {
@@ -189,22 +231,6 @@
      }
    },
    "flake-compat_2": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1733328505,
-        "narHash": "sha256-NeCCThCEP3eCl2l/+27kNNK7QrwZB1IJCrXfrbv5oqU=",
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "rev": "ff81ac966bb2cae68946d5ed5fc4994f96d0ffec",
-        "type": "github"
-      },
-      "original": {
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "type": "github"
-      }
-    },
-    "flake-compat_3": {
      "flake": false,
      "locked": {
        "lastModified": 1767039857,
@@ -220,6 +246,22 @@
        "type": "github"
      }
    },
+    "flake-compat_3": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1733328505,
+        "narHash": "sha256-NeCCThCEP3eCl2l/+27kNNK7QrwZB1IJCrXfrbv5oqU=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "ff81ac966bb2cae68946d5ed5fc4994f96d0ffec",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
    "flake-compat_4": {
      "flake": false,
      "locked": {
@@ -252,6 +294,22 @@
        "type": "github"
      }
    },
+    "flake-compat_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1767039857,
+        "narHash": "sha256-vNpUSpF5Nuw8xvDLj2KCwwksIbjua2LZCqhV1LNRDns=",
+        "owner": "NixOS",
+        "repo": "flake-compat",
+        "rev": "5edf11c44bc78a0d334f6334cdaf7d60d732daab",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
    "flake-parts": {
      "inputs": {
        "nixpkgs-lib": [
@@ -386,6 +444,25 @@
        "type": "github"
      }
    },
+    "git-hooks": {
+      "inputs": {
+        "flake-compat": "flake-compat_2",
+        "nixpkgs": "nixpkgs_3"
+      },
+      "locked": {
+        "lastModified": 1784288435,
+        "narHash": "sha256-ReRHaLgr/uVqdD8afFSn+myXIfpHeOhP0yYe0TJqAA8=",
+        "owner": "cachix",
+        "repo": "git-hooks.nix",
+        "rev": "43b3c1ab9d40fb1dbb008f451988a91e375825e9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "repo": "git-hooks.nix",
+        "type": "github"
+      }
+    },
    "gitignore": {
      "inputs": {
        "nixpkgs": [
@@ -535,7 +612,7 @@
        "hyprutils": "hyprutils",
        "hyprwayland-scanner": "hyprwayland-scanner",
        "hyprwire": "hyprwire",
-        "nixpkgs": "nixpkgs_3",
+        "nixpkgs": "nixpkgs_5",
        "pre-commit-hooks": "pre-commit-hooks",
        "systems": "systems_2",
        "xdph": "xdph"
@@ -788,7 +865,7 @@
    "impermanence": {
      "inputs": {
        "home-manager": "home-manager_2",
-        "nixpkgs": "nixpkgs_4"
+        "nixpkgs": "nixpkgs_6"
      },
      "locked": {
        "lastModified": 1769548169,
@@ -821,7 +898,7 @@
    },
    "lan-mouse": {
      "inputs": {
-        "nixpkgs": "nixpkgs_5",
+        "nixpkgs": "nixpkgs_7",
        "rust-overlay": "rust-overlay_2"
      },
      "locked": {
@@ -841,7 +918,7 @@
    "lanzaboote": {
      "inputs": {
        "crane": "crane",
-        "nixpkgs": "nixpkgs_6",
+        "nixpkgs": "nixpkgs_8",
        "pre-commit": "pre-commit",
        "rust-overlay": "rust-overlay_3"
      },
@@ -922,7 +999,7 @@
    "nixcord": {
      "inputs": {
        "flake-parts": "flake-parts_3",
-        "nixpkgs": "nixpkgs_7",
+        "nixpkgs": "nixpkgs_9",
        "nixpkgs-nixcord": "nixpkgs-nixcord",
        "treefmt-nix": "treefmt-nix"
      },
@@ -942,7 +1019,7 @@
    },
    "nixos-hardware": {
      "inputs": {
-        "nixpkgs": "nixpkgs_8"
+        "nixpkgs": "nixpkgs_10"
      },
      "locked": {
        "lastModified": 1785232496,
@@ -1038,6 +1115,35 @@
      }
    },
    "nixpkgs_10": {
+      "locked": {
+        "lastModified": 1767892417,
+        "narHash": "sha256-8bW3q88CEg2u4hSP66Vf4lpbLonHz7hqDNBMcCY7E9U=",
+        "rev": "3497aa5c9457a9d88d71fa93a4a8368816fbeeba",
+        "type": "tarball",
+        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.05pre924538.3497aa5c9457/nixexprs.tar.xz"
+      },
+      "original": {
+        "type": "tarball",
+        "url": "https://channels.nixos.org/nixos-unstable/nixexprs.tar.xz"
+      }
+    },
+    "nixpkgs_11": {
+      "locked": {
+        "lastModified": 1786106723,
+        "narHash": "sha256-zDSUbpoeo/9ZmD2+wXnzxoo1+uhL8vxc0b8yuYMKYq0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "f13ff45afd1bb73e640eaa08a7066dbed07e3238",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_12": {
      "locked": {
        "lastModified": 1786106723,
        "narHash": "sha256-zDSUbpoeo/9ZmD2+wXnzxoo1+uhL8vxc0b8yuYMKYq0=",
@@ -1053,7 +1159,7 @@
        "type": "github"
      }
    },
-    "nixpkgs_11": {
+    "nixpkgs_13": {
      "locked": {
        "lastModified": 1782175435,
        "narHash": "sha256-EMzXKmnOtBQ2MnvpiNOm7E+kOMvdPrIKaeg52Tip2Uk=",
@@ -1069,7 +1175,7 @@
        "type": "github"
      }
    },
-    "nixpkgs_12": {
+    "nixpkgs_14": {
      "locked": {
        "lastModified": 1770107345,
        "narHash": "sha256-tbS0Ebx2PiA1FRW8mt8oejR0qMXmziJmPaU1d4kYY9g=",
@@ -1086,6 +1192,38 @@
      }
    },
    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1782723713,
+        "narHash": "sha256-oPXCU/SSUokcGaJREHibG1CBX3+s/W7orDWQOZDsEeQ=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "b5aa0fbd538984f6e3d201be0005b4463d8b09f8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_3": {
+      "locked": {
+        "lastModified": 1782918843,
+        "narHash": "sha256-ETYnV9U7Sr+A45dohzZdfCZKOss4qrTkO+wgNZNvEc0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e8273b29fe1390ec8d4603f2477357555291432e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_4": {
      "locked": {
        "lastModified": 1743014863,
        "narHash": "sha256-jAIUqsiN2r3hCuHji80U7NNEafpIMBXiwKlSrjWMlpg=",
@@ -1101,7 +1239,7 @@
        "type": "github"
      }
    },
-    "nixpkgs_3": {
+    "nixpkgs_5": {
      "locked": {
        "lastModified": 1786106723,
        "narHash": "sha256-zDSUbpoeo/9ZmD2+wXnzxoo1+uhL8vxc0b8yuYMKYq0=",
@@ -1117,7 +1255,7 @@
        "type": "github"
      }
    },
-    "nixpkgs_4": {
+    "nixpkgs_6": {
      "locked": {
        "lastModified": 1768564909,
        "narHash": "sha256-Kell/SpJYVkHWMvnhqJz/8DqQg2b6PguxVWOuadbHCc=",
@@ -1133,7 +1271,7 @@
        "type": "github"
      }
    },
-    "nixpkgs_5": {
+    "nixpkgs_7": {
      "locked": {
        "lastModified": 1772963539,
        "narHash": "sha256-9jVDGZnvCckTGdYT53d/EfznygLskyLQXYwJLKMPsZs=",
@@ -1149,7 +1287,7 @@
        "type": "github"
      }
    },
-    "nixpkgs_6": {
+    "nixpkgs_8": {
      "locked": {
        "lastModified": 1781577229,
        "narHash": "sha256-lrp67w8AulE9Ks53n27I45ADSzbOCn4H+CNW1Ck8B+8=",
@@ -1165,7 +1303,7 @@
        "type": "github"
      }
    },
-    "nixpkgs_7": {
+    "nixpkgs_9": {
      "locked": {
        "lastModified": 1785386831,
        "narHash": "sha256-sPS3CaXH8RAT3FZRuy4VcV47iuYIWMMfa0GbyJKC3o4=",
@@ -1181,39 +1319,10 @@
        "type": "github"
      }
    },
-    "nixpkgs_8": {
-      "locked": {
-        "lastModified": 1767892417,
-        "narHash": "sha256-8bW3q88CEg2u4hSP66Vf4lpbLonHz7hqDNBMcCY7E9U=",
-        "rev": "3497aa5c9457a9d88d71fa93a4a8368816fbeeba",
-        "type": "tarball",
-        "url": "https://releases.nixos.org/nixos/unstable/nixos-26.05pre924538.3497aa5c9457/nixexprs.tar.xz"
-      },
-      "original": {
-        "type": "tarball",
-        "url": "https://channels.nixos.org/nixos-unstable/nixexprs.tar.xz"
-      }
-    },
-    "nixpkgs_9": {
-      "locked": {
-        "lastModified": 1786106723,
-        "narHash": "sha256-zDSUbpoeo/9ZmD2+wXnzxoo1+uhL8vxc0b8yuYMKYq0=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "f13ff45afd1bb73e640eaa08a7066dbed07e3238",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
    "nur": {
      "inputs": {
        "flake-parts": "flake-parts_4",
-        "nixpkgs": "nixpkgs_10"
+        "nixpkgs": "nixpkgs_12"
      },
      "locked": {
        "lastModified": 1786300301,
@@ -1231,7 +1340,7 @@
    },
    "pre-commit": {
      "inputs": {
-        "flake-compat": "flake-compat_4",
+        "flake-compat": "flake-compat_5",
        "gitignore": "gitignore",
        "nixpkgs": [
          "lanzaboote",
@@ -1254,7 +1363,7 @@
    },
    "pre-commit-hooks": {
      "inputs": {
-        "flake-compat": "flake-compat_3",
+        "flake-compat": "flake-compat_4",
        "nixpkgs": [
          "hyprland",
          "nixpkgs"
@@ -1277,6 +1386,7 @@
    "root": {
      "inputs": {
        "awww": "awww",
+        "cardwire": "cardwire",
        "cyber-tux": "cyber-tux",
        "deploy-rs": "deploy-rs",
        "disko": "disko",
@@ -1291,7 +1401,7 @@
        "nix-index-database": "nix-index-database",
        "nixcord": "nixcord",
        "nixos-hardware": "nixos-hardware",
-        "nixpkgs": "nixpkgs_9",
+        "nixpkgs": "nixpkgs_11",
        "nixpkgs-stable": "nixpkgs-stable",
        "nur": "nur",
        "sops-nix": "sops-nix",
@@ -1302,6 +1412,23 @@
        "wezterm-flake": "wezterm-flake"
      }
    },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1782864348,
+        "narHash": "sha256-NVYhLbaefeIUftPlo3kS6qr0xd8eFJRodEiaHrvFKR4=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "0d381ca097a8e0375a19387874d952c0a230ac4f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "type": "github"
+      }
+    },
    "rust-overlay": {
      "inputs": {
        "nixpkgs": [
@@ -1411,7 +1538,7 @@
    },
    "sops-nix": {
      "inputs": {
-        "nixpkgs": "nixpkgs_11"
+        "nixpkgs": "nixpkgs_13"
      },
      "locked": {
        "lastModified": 1783174389,
@@ -1566,7 +1693,7 @@
    },
    "treefmt-nix_2": {
      "inputs": {
-        "nixpkgs": "nixpkgs_12"
+        "nixpkgs": "nixpkgs_14"
      },
      "locked": {
        "lastModified": 1785945821,
@@ -1627,7 +1754,7 @@
    },
    "vicinae-extensions": {
      "inputs": {
-        "flake-compat": "flake-compat_5",
+        "flake-compat": "flake-compat_6",
        "nixpkgs": [
          "nixpkgs"
        ],
--- a/flake.nix
+++ b/flake.nix
@@ -54,6 +54,11 @@
      inputs.nixpkgs.follows = "nixpkgs";
    };

+    cardwire = {
+      url = "github:opengamingcollective/cardwire";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
    import-tree.url = "github:vic/import-tree";
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    nixpkgs-stable.url = "github:NixOS/nixpkgs/nixos-25.11-small";
--- a/modules/hosts/canopus/hardware.nix
+++ b/modules/hosts/canopus/hardware.nix
@@ -13,7 +13,10 @@
        [
          hardware
        ]
-        ++ [ inputs.nixos-hardware.nixosModules.asus-zephyrus-ga503 ];
+        ++ [
+          inputs.nixos-hardware.nixosModules.asus-zephyrus-ga503
+          inputs.cardwire.nixosModules.default
+        ];

      boot.kernelParams = [ "nvidia-drm.modeset=1" ];
      boot.initrd.availableKernelModules = [
@@ -43,16 +46,13 @@
        power-profiles-daemon.enable = true;
        upower.enable = true;

-        supergfxd = {
+        cardwire = {
          enable = true;
          settings = {
-            mode = "Hybrid";
-            vfio_enable = false;
-            vfio_save = false;
-            always_reboot = false;
-            no_logind = false;
-            logout_timeout_s = 180;
-            hotplug_type = "None";
+            auto_apply_gpu_state = true;
+            experimental_nvidia_block = true;
+            battery_auto_switch = true;
+            battery_auto_switch_mode = "hybrid";
          };
        };

--- a/modules/hosts/sirius/hardware.nix
+++ b/modules/hosts/sirius/hardware.nix
@@ -1,4 +1,4 @@
-{ config, ... }:
+{ inputs, config, ... }:
 {
  flake.modules.nixos.sirius =
    {
@@ -8,8 +8,13 @@
      ...
    }@innerArgs:
    {
-      imports = with config.flake.modules.nixos; [
+      imports =
+        with config.flake.modules.nixos;
+        [
          hardware
+        ]
+        ++ [
+          inputs.cardwire.nixosModules.default
        ];

      boot.kernelParams = [ "nvidia-drm.modeset=1" ];
@@ -38,6 +43,11 @@
      services = {
        xserver.videoDrivers = [ "nvidia" ];
        power-profiles-daemon.enable = true;
+
+        cardwire = {
+          enable = true;
+          settings.auto_apply_gpu_state = true;
+        };
      };

      networking.useDHCP = lib.mkDefault true;
--- a/modules/nixos/boot/impermanence.nix
+++ b/modules/nixos/boot/impermanence.nix
@@ -54,6 +54,7 @@
          ++ cfg.impermanence.directories;

          files = [
+            "/etc/machine-id"
            "/etc/ssh/ssh_host_ed25519_key"
            "/etc/ssh/ssh_host_ed25519_key.pub"
            "/etc/ssh/ssh_host_rsa_key"
Author	SHA1	Message	Date
tux	9e37341838	feat(sirius): enable cardwire service	2026-08-10 22:30:45 +05:30
tux	4b828d974f	feat(canopus): replace supergfxd with cardwire	2026-08-10 21:59:03 +05:30
tux	cf52a84c81	fix(boot): ensure machine-id is persisted	2026-08-10 20:44:46 +05:30