Init at 5.15.43-rt45

flake.nix

@@ -0,0 +1,31 @@
+{
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixos-unstable";
+    flake-compat = {
+      url = "github:edolstra/flake-compat";
+      flake = false;
+    };
+  };
+  outputs = { self, nixpkgs, flake-compat }@inputs:
+    let
+      systems = nixpkgs.lib.platforms.linux;
+      lib = nixpkgs.lib;
+      packagePaths = rec {
+        rpi4_rt_5_15 = ./packages/linux_rpi4_rt_5_15;
+        rpi4_rt = rpi4_rt_5_15;
+      };
+    in rec {
+      packages = lib.genAttrs systems (system:
+        let
+          pkgs = (lib.mapAttrs (n: v:
+            lib.callPackageWith ((lib.recursiveUpdate packages.${system}
+              nixpkgs.legacyPackages.${system}) // { inherit inputs; }) v { }) packagePaths);
+        in (lib.mapAttrs' (n: v: lib.nameValuePair "linux_${n}" v) pkgs)
+        // (lib.mapAttrs' (n: v: lib.nameValuePair "linuxPackages_${n}" v.linuxPackages) pkgs));
+      legacyPackages = packages;
+      overlay = final: prev:
+        (lib.mapAttrs' (n: v: lib.nameValuePair "linux_${n}" (prev.callPackage v { raspberrypifw = prev.raspberrypifw; })) packagePaths)
+        // (lib.mapAttrs' (n: v: lib.nameValuePair "linuxPackages_${n}" final."linux_${n}") packagePaths)
+        // { raspberrypifw = final.linux_rpi4_rt.firmware; };
+    };
+}