Add base eirene config

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

README.md

@@ -26,6 +26,10 @@ The below installation example is for a fresh `eirene-vm` virtual machine.
    mkdir -p /mnt/persist/etc/ssh
    ssh-keygen -t ed25519 -f /mnt/persist/etc/ssh/ssh_host_ed25519_key
    cp /mnt/persist/etc/ssh/ssh_host_ed25519_key /host/hosts/eirene/secrets/ssh_host_ed25519_key
+
+   # Optional - Copy user keys
+   mkdir -p /mnt/persist/home/nick/.local/share/sops-nix
+   cp /host/users/nick/secrets/key.txt /mnt/persist/home/nick/.local/share/sops-nix/key.txt
    ```
 
 4. Update `sops` Configuration

flake.nix

@@ -27,10 +27,18 @@
   };
 
   outputs = { self, nixpkgs, ... } @ inputs: {
-    nixosConfigurations.eirene-vm = nixpkgs.lib.nixosSystem {
+    nixosConfigurations = {
+      eirene-vm = nixpkgs.lib.nixosSystem {
         specialArgs = { inherit inputs; };
         system = "x86_64-linux";
         modules = [ ./hosts/eirene/vm ];
       };
+
+      eirene = nixpkgs.lib.nixosSystem {
+        specialArgs = { inherit inputs; };
+        system = "x86_64-linux";
+        modules = [ ./hosts/eirene/base ];
+      };
+    };
   };
 }

hosts/common/default.nix

@@ -98,4 +98,5 @@
   };
 
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
+  nixpkgs.config.allowUnfree = true;
 }

hosts/eirene/base/default.nix

@@ -0,0 +1,59 @@
+{ config, inputs, lib, pkgs, ... }:
+
+{
+  imports = [
+    inputs.disko.nixosModules.disko
+    (import ../format.nix { device = "/dev/disk/by-id/nvme-SAMSUNG_MZVL22T0HBLB-00BL2_S64RNE0R602762"; })
+    ./hardware-configuration.nix
+    ../.
+  ];
+
+  networking.hostName = "eirene";
+
+  # https://github.com/NixOS/nixos-hardware/tree/master/lenovo/legion/16achg6
+
+  hardware = {
+    cpu.amd = {
+      updateMicrocode = true;
+    };
+
+    nvidia = {
+      modesetting.enable = true;
+      powerManagement.enable = true;
+      open = false;
+
+      prime = {
+        offload = {
+          enable = true;
+          enableOffloadCmd = true;
+        };
+        nvidiaBusId = "PCI:1:0:0";
+        amdgpuBusId = "PCI:6:0:0";
+      };
+    };
+
+    opengl = {
+      driSupport = true;
+      driSupport32Bit = true;
+      extraPackages = with pkgs; [
+        amdvlk
+        driversi686Linux.amdvlk
+        rocmPackages.clr
+        rocmPackages.clr.icd
+      ];
+    };
+  };
+
+  services = {
+    xserver.videoDrivers = [ "nvidia" ];
+    tlp.enable = true;
+    fstrim.enable = true;
+  };
+
+  boot = {
+    kernelParams = [ "amd_pstate=active" "video=eDP:2560x1600@165" ];
+    initrd.kernelModules = [ "amdgpu" ];
+  };
+
+  home-manager.sharedModules = lib.mkIf config.programs.hyprland.enable [{ wayland.windowManager.hyprland.settings.monitor = "eDP, 2560x1600@165, 0x0, 1"; }];
+}

hosts/eirene/base/hardware-configuration.nix

@@ -0,0 +1,14 @@
+{ config, lib, modulesPath, ... }:
+
+{
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
+
+  boot = {
+    initrd.availableKernelModules = [ "nvme" "ahci" "usbhid" ];
+    kernelModules = [ "kvm-amd" ];
+  };
+
+  networking.useDHCP = lib.mkDefault true;
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

hosts/eirene/vm/hardware-configuration.nix

@@ -1,18 +1,13 @@
 { lib, modulesPath, ... }:
 
 {
-  imports = [
-    (modulesPath + "/profiles/qemu-guest.nix")
-  ];
+  imports = [ (modulesPath + "/profiles/qemu-guest.nix") ];
 
   boot = {
     initrd.availableKernelModules = [ "ahci" "xhci_pci" "virtio_pci" "virtio_scsi" "sr_mod" "virtio_blk" ];
-    initrd.kernelModules = [];
     kernelModules = [ "kvm-amd" ];
-    extraModulePackages = [];
   };
 
   networking.useDHCP = lib.mkDefault true;
-
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
 }

users/common/default.nix

@@ -15,9 +15,12 @@ in
     dconf.enable = true;
   };
 
+  environment.sessionVariables.NIXOS_OZONE_WL = "1";
+
   home-manager = {
     extraSpecialArgs = { inherit inputs; };
     backupFileExtension = "bak";
+
     sharedModules = [{
       imports = [
         inputs.impermanence.nixosModules.home-manager.impermanence