Package firmware

README.md

@@ -1,2 +1,7 @@
 # DynamicFrame
 
+To build go server `nix build .#server`
+
+To build eink firmware `nix build --relaxed-sandbox .#firmware`
+
+Eink firmware cannot build in the nix sandbox because platformio require internet access to build

firmware/default.nix

@@ -0,0 +1,20 @@
+{ pkgs, ... }:
+
+pkgs.stdenv.mkDerivation rec {
+  name = "platformio-project";
+
+  nativeBuildInputs = [ pkgs.platformio ];
+
+  src = ./.;
+
+  buildPhase = ''
+    platformio run
+  '';
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp .pio/build/*/firmware.bin $out/bin/
+  '';
+
+  __noChroot = true;
+}

firmware/platformio.ini

@@ -8,11 +8,14 @@
 ; Please visit documentation for the other options and examples
 ; https://docs.platformio.org/page/projectconf.html
 
-[env:tinypico-color]
-platform = espressif32
-board = tinypico
-framework = arduino
-build_flags = -DEPD7IN3F
+[platformio]
+lib_dir = lib
+
+; [env:tinypico-color]
+; platform = espressif32
+; board = tinypico
+; framework = arduino
+; build_flags = -DEPD7IN3F
 
 [env:tinypico-16gray]
 platform = espressif32

flake.nix

@@ -11,10 +11,12 @@
       let
         pkgs = nixpkgs.legacyPackages.${system};
         server = pkgs.callPackage ./server { };
+        firmware = pkgs.callPackage ./firmware { };
       in
       {
         packages = {
           inherit (server) server smartcrop;
+          inherit firmware;
         };
         packages.default = server.server;
         devShell = pkgs.callPackage ./shell.nix { };