shell.nix

   1 # dfu-programmer doesn't have darwin on it's list of supported platforms
   2 { pkgs ? import <nixpkgs> { config = { allowUnsupportedSystem = true; }; }
   3 , avr ? true, arm ? true, teensy ? true }:
   4
   5 with pkgs;
   6 let
   7   avrbinutils = pkgsCross.avr.buildPackages.binutils;
   8   avrlibc = pkgsCross.avr.libcCross;
   9   gcc-arm-embedded = pkgsCross.arm-embedded.buildPackages.gcc;
  10
  11   avr_incflags = [
  12     "-isystem ${avrlibc}/avr/include"
  13     "-B${avrlibc}/avr/lib/avr5"
  14     "-L${avrlibc}/avr/lib/avr5"
  15     "-B${avrlibc}/avr/lib/avr35"
  16     "-L${avrlibc}/avr/lib/avr35"
  17     "-B${avrlibc}/avr/lib/avr51"
  18     "-L${avrlibc}/avr/lib/avr51"
  19   ];
  20   avrgcc = pkgsCross.avr.buildPackages.gcc.overrideAttrs (oldAttrs: rec {
  21     name = "avr-gcc-8.1.0";
  22     src = fetchurl {
  23       url = "mirror://gcc/releases/gcc-8.1.0/gcc-8.1.0.tar.xz";
  24       sha256 = "0lxil8x0jjx7zbf90cy1rli650akaa6hpk8wk8s62vk2jbwnc60x";
  25     };
  26   });
  27 in
  28
  29 stdenv.mkDerivation {
  30   name = "qmk-firmware";
  31
  32   buildInputs = [ dfu-programmer dfu-util diffutils git ]
  33     ++ lib.optional avr [ avrbinutils avrgcc avrlibc avrdude ]
  34     ++ lib.optional arm [ gcc-arm-embedded ]
  35     ++ lib.optional teensy [ teensy-loader-cli ];
  36
  37   CFLAGS = lib.optional avr avr_incflags;
  38   ASFLAGS = lib.optional avr avr_incflags;
  39 }