feat(AMDGPU): better config for my AMD GPU and using AI with it

system/hardware/amdgpu.nix

@@ -9,14 +9,54 @@ with lib; let
 in {
   options.mySystem.hardware.amdgpu.enable = mkEnableOption "Enables an AMD GPU configuration";
   config = mkIf cfg.enable {
-    systemd.tmpfiles.rules = [
+    hardware = {
-      "L+    /opt/rocm/hip   -    -    -     -    ${pkgs.rocmPackages.clr}"
+      graphics = {
-    ];
+        enable = true;
-    hardware.graphics.extraPackages = with pkgs; [rocmPackages.clr.icd];
+        enable32Bit = true;
+        extraPackages = with pkgs; [
+          mesa # Mesa drivers for AMD GPUs
+          rocmPackages.clr # common language runtime for ROCm
+          rocmPackages.clr.icd # ROCm ICD for OpenCL
+          rocmPackages.rocblas # ROCm BLAS library
+          rocmPackages.hipblas #
+          rocmPackages.rpp # High-performance computer vision library
+          nvtopPackages.amd # GPU utilization monitoring
+        ];
+      };
+      amdgpu = {
+        initrd.enable = true;
+        opencl.enable = true;
+      };
+    };
     environment.systemPackages = with pkgs; [
       clinfo
       amdgpu_top
       nvtopPackages.amd
     ];
+    systemd = {
+      packages = with pkgs; [lact];
+      services.lactd.wantedBy = ["multi-user.target"];
+      tmpfiles.rules = let
+        rocmEnv = pkgs.symlinkJoin {
+          name = "rocm-combined";
+          paths = with pkgs.rocmPackages; [
+            clr
+            clr.icd
+            rocblas
+            hipblas
+            rpp
+          ];
+        };
+      in [
+        "L+    /opt/rocm   -    -    -     -    ${rocmEnv}"
+      ];
+    };
+    environment.variables = {
+      ROCM_PATH = "/opt/rocm"; # Set ROCm path
+      HIP_VISIBLE_DEVICES = "1"; # Use only the eGPU (ID 1)
+      ROCM_VISIBLE_DEVICES = "1"; # Optional: ROCm equivalent for visibility
+      # LD_LIBRARY_PATH = "/opt/rocm/lib";         # Add ROCm libraries
+      HSA_OVERRIDE_GFX_VERSION = "10.3.0"; # Set GFX version override
+    };
   };
 }