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{ avr ? true, arm ? true, teensy ? true }:
let
overlay = self: super:
let addDarwinSupport = pkg: pkg.overrideAttrs (oldAttrs: {
meta.platforms = (oldAttrs.meta.platforms or []) ++ self.lib.platforms.darwin;
});
in {
dfu-programmer = addDarwinSupport super.dfu-programmer;
teensy-loader-cli = addDarwinSupport super.teensy-loader-cli;
avrgcc = super.avrgcc.overrideAttrs (oldAttrs: rec {
name = "avr-gcc-8.1.0";
src = super.fetchurl {
url = "mirror://gcc/releases/gcc-8.1.0/gcc-8.1.0.tar.xz";
sha256 = "0lxil8x0jjx7zbf90cy1rli650akaa6hpk8wk8s62vk2jbwnc60x";
};
});
};
nixpkgs = builtins.fetchTarball {
url = "https://github.com/NixOS/nixpkgs/archive/0260747427737b980f0.tar.gz";
sha256 = "1p2yc6b40xvvxvmlqd9wb440pkrimnlc2wsbpa5rddlpx1dn8qmf";
};
pkgs = import nixpkgs { overlays = [ overlay ]; };
in
with pkgs;
let avr_incflags = [
"-isystem ${avrlibc}/avr/include"
"-B${avrlibc}/avr/lib/avr5"
"-L${avrlibc}/avr/lib/avr5"
"-B${avrlibc}/avr/lib/avr35"
"-L${avrlibc}/avr/lib/avr35"
"-B${avrlibc}/avr/lib/avr51"
"-L${avrlibc}/avr/lib/avr51"
];
in
stdenv.mkDerivation {
name = "qmk-firmware";
buildInputs = [ dfu-programmer dfu-util diffutils git python3 ]
++ lib.optional avr [ avrbinutils avrgcc avrlibc avrdude ]
++ lib.optional arm [ gcc-arm-embedded ]
++ lib.optional teensy [ teensy-loader-cli ];
AVR_CFLAGS = lib.optional avr avr_incflags;
AVR_ASFLAGS = lib.optional avr avr_incflags;
}