1 files changed, 82 insertions, 0 deletions
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..aced115
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,82 @@
+{
+  description = "Toolchain for Actiontec's T3200 Series DSL Gateway";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+  outputs =
+    { self, nixpkgs, ... }:
+    let
+      inherit (nixpkgs) lib;
+
+      # Since we're building 32-bit linux packages, we can only (usually) run this on
+      # systems that are x86{,-64} and Linux themselves. This should evaluate to
+      # [ "x86_64-linux" "i686-linux" ]
+      systems = lib.intersectLists lib.platforms.linux lib.platforms.x86;
+
+      forAllSystems = lib.genAttrs systems;
+      nixpkgsFor = forAllSystems (
+        system:
+        let
+          native = nixpkgs.legacyPackages.${system};
+        in
+        {
+          inherit native;
+          cross = {
+            i686 = native.pkgsi686Linux;
+          };
+        }
+      );
+    in
+    {
+      formatter = forAllSystems (system: nixpkgsFor.${system}.native.nixfmt-rfc-style);
+
+      packages = forAllSystems (
+        system:
+        let
+          nixpkgsFor' = nixpkgsFor.${system};
+          pkgs = nixpkgsFor'.native;
+          pkgsi686 = nixpkgsFor'.cross.i686;
+
+          # https://opensource.actiontec.com/t3200.html
+          #
+          # some of these releases contain different toolchains
+          # no idea if any of these are meaningful changes, but lets
+          # support multiple for fun
+          releases = [
+            {
+              version = "31.164l.32";
+              hash = "sha256-SRS9N1dpmvAksF6zWudUUv6DWL2TQVCte3x1PL8d02g=";
+            }
+            {
+              version = "31.164l.33";
+              hash = "sha256-tN31mGv27vUoIncM6xadhyiMdal4pdtFgn5tu5oFtF4=";
+            }
+          ];
+
+          releaseInfo = map (
+            { version, hash }:
+            {
+              inherit version;
+              src = pkgs.fetchzip {
+                url = "https://opensource.actiontec.com/sourcecode/t3200x/bt_bcm963xx_t3200_${version}_gpl_consumer_release.tar.gz";
+                inherit hash;
+                stripRoot = false;
+              };
+            }
+          ) releases;
+
+          releasePackages = map (
+            { src, version }:
+            {
+              name = "toolchain-" + version;
+              value = pkgsi686.callPackage ./crosstools-arm-gcc.nix {
+                sourceRelease = src;
+                releaseVersion = version;
+              };
+            }
+          ) releaseInfo;
+        in
+        lib.listToAttrs releasePackages // { default = self.packages.${system}."toolchain-31.164l.33"; }
+      );
+    };
+}