wip(rpi-5): working on rpi-5 server support

flake.nix

@@ -63,6 +63,7 @@
       url = "github:Nixos/nixpkgs?rev=8fcb6f1c4948305af52d19f887b89011ee2c080d";
     };
     font-patcher.url = "github:Doloro1978/nix-nerd-fonts-patcher";
+    inputs.nixos-hardware.url = "github:NixOS/nixos-hardware/master";
   };
   outputs =
     inputs@{
@@ -154,6 +155,7 @@
       };
       inherit (utils) mkHost;
       configurations = [
+        # Desktops
         (mkHost {
           hardware = "doloro";
           host = "doloro";
@@ -173,6 +175,16 @@
             rocmSupport = false;
           };
         })
+        # Servers
+        (mkHost {
+          hardware = "rpi-5";
+          host = "rpi-5";
+          system = "aarch64-linux";
+          stateVersion = "25.11";
+          nixpkgsConfig = {
+            rocmSupport = false;
+          };
+        })
       ];
     in
     (utils.deepMerge configurations);

hardwares/rpi-5/disks.nix

@@ -0,0 +1,64 @@
+{ inputs, ... }:
+{
+  imports = [ inputs.disko.nixosModules.disko ];
+  disko.devices = {
+    disk = {
+      main = {
+        device = "/dev/mmcblk0";
+        type = "disk";
+        content = {
+          type = "gpt";
+          partitions = {
+            boot = {
+              name = "boot";
+              size = "1M";
+              type = "EF02";
+            };
+            ESP = {
+              name = "ESP";
+              priority = 1;
+              size = "4G";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+                mountOptions = [ "umask=0077" ];
+              };
+            };
+            plainSwap = {
+              size = "8G";
+              content = {
+                type = "swap";
+                discardPolicy = "both"; # Both "once" and page discard policies
+              };
+            };
+            root = {
+              size = "100%";
+              content = {
+                type = "btrfs";
+                extraArgs = [ "-f" ]; # Override existing partition
+                # Subvolumes must set a mountpoint in order to be mounted,
+                # unless their parent is mounted
+                subvolumes = {
+                  # Subvolume name is different from mountpoint
+                  "@" = {
+                    mountpoint = "/";
+                  };
+                  # Subvolume name is the same as the mountpoint
+                  "@home" = {
+                    mountpoint = "/home";
+                  };
+                  # Parent is not mounted so the mountpoint must be set
+                  "@nix" = {
+                    mountpoint = "/nix";
+                  };
+                };
+              };
+            };
+          };
+        };
+      };
+    };
+  };
+}

hardwares/rpi-5/home.nix

@@ -0,0 +1 @@
+{...}: {}

hardwares/rpi-5/nixos.nix

@@ -0,0 +1,7 @@
+{ lib, inputs, ... }:
+{
+  imports = [
+    ./disks.nix
+    inputs.nixos-hardware.nixosModules.raspberry-pi-4
+  ];
+}