init: dev

flake.nix

@@ -0,0 +1,57 @@
+{
+  description = "Cross-Kmod-Nix development environment";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs =
+    { nixpkgs, ... }:
+    let
+      mkKernelEnv = import ./kernel.nix { inherit pkgs; };
+      nabu-kernel-src = mkKernelEnv {
+        url = "https://github.com/neokoni/android_kernel_xiaomi_nabu.git";
+        rev = "4546bbf09f49dd91d8c4cf09f4f5f0b9043d2b8e";
+        hash = "sha256-xSBQsmaO4UY33QlYrYxU8kPhLNcW2AKUb1AGOrMd5kU=";
+        configGz = ./kernel_config/mipad5/config.gz;
+      };
+
+      pkgs = import nixpkgs {
+        system = "x86_64-linux";
+        config = {
+          permittedInsecurePackages = [
+            "python-2.7.18.12"
+          ];
+        };
+      };
+      kernel = pkgs.linuxPackages_latest.kernel;
+    in
+    {
+      packages."x86_64-linux".default = pkgs.callPackage ./default.nix { };
+      devShells."x86_64-linux".default = pkgs.mkShell {
+        nativeBuildInputs = with pkgs; [
+          bear
+          clang-tools
+          clang
+          cmake
+          gcc
+          kmod
+          nil
+
+          python312
+          python27
+
+          bc
+          openssl
+          pkgsCross.aarch64-multiplatform.gcc
+        ];
+
+        shellHook = ''
+          export KDIR=${nabu-kernel-src}
+          bear -- make -C $KDIR M=$(pwd) ARCH=arm64 CROSS_COMPILE=aarch64-unknown-linux-gnu- modules > /dev/null 2>&1
+
+          make clean
+        '';
+      };
+    };
+}