flake.nix


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# vim: ft=nix :
{
  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05";
    flake-utils.url = "github:numtide/flake-utils/main";
    call-flake.url = "github:divnix/call-flake";
  };

  description = "tiny kite-borne sensor node";

  outputs = { self, nixpkgs, flake-utils, ... } @ inputs: let
    clef = (inputs.call-flake ./hw/clef).outputs;

    mkPkgs = system: import nixpkgs {
      inherit system;

      overlays = [
        clef.overlays.default
      ];
    };

    mkPkg = pkgs: pkgs.clef {
      name = "ocularium";

      src = ./hw;

      main_pcb = "ocularium.kicad_pcb";
      main_sch = "ocularium.kicad_sch";

      layers = 4;

      outPath = "share/npry/ocularium";
    };

  in (flake-utils.lib.eachDefaultSystem (system:
    let
      pkgs = mkPkgs system;
      pkg = mkPkg pkgs;

    in {
      packages = {
        default = pkg;
        ocularium = pkg;
      };

      devShells.default = pkgs.mkShell {
        name = "devshell";
        version = self.rev or "dirty";

        packages = with pkgs; [
          kicad
          kikit

          probe-rs
          elf2uf2-rs
          gcc-arm-embedded
          openocd-rp2040
          minicom
        ];
      };

      legacyPackages = pkgs // self.packages;
    })
  ) // {
    overlays = {
      default = final: prev: self.packages.${prev.system};
    };
  };
}