feat(halo): enable hw graphics

systems/x86_64-linux/halo/default.nix

@@ -10,7 +10,7 @@ with lib.metacfg;
     ./hardware-configuration.nix
     ./xremap.nix
   ];
-  boot.lanzaboote.pkiBundle = "/var/lib/sbctl"; 
+  boot.lanzaboote.pkiBundle = "/var/lib/sbctl";
   boot.kernelPackages = lib.mkOverride 0 pkgs.linuxPackages_latest;
 
   networking.firewall.allowedTCPPorts = [
@@ -18,19 +18,33 @@ with lib.metacfg;
     8000
   ];
 
-  systemd.tmpfiles.rules = 
-  let
-    rocmEnv = pkgs.symlinkJoin {
-      name = "rocm-combined";
-      paths = with pkgs.rocmPackages; [
-        rocblas
-        hipblas
-        clr
-      ];
-    };
-  in [
-    "L+    /opt/rocm   -    -    -     -    ${rocmEnv}"
-  ];
+  hardware.graphics = {
+    enable = true;
+
+    extraPackages =
+      [ ]
+      ++ lib.optionals pkgs.stdenv.targetPlatform.isx86_64 (
+        with pkgs;
+        [
+          rocmPackages.clr.icd
+        ]
+      );
+  };
+
+  systemd.tmpfiles.rules =
+    let
+      rocmEnv = pkgs.symlinkJoin {
+        name = "rocm-combined";
+        paths = with pkgs.rocmPackages; [
+          rocblas
+          hipblas
+          clr
+        ];
+      };
+    in
+    [
+      "L+    /opt/rocm   -    -    -     -    ${rocmEnv}"
+    ];
 
   powerManagement.cpuFreqGovernor = "performance";