nixpkgs/pkgs/servers/klipper/klipper-flash.nix
2022-03-22 09:21:36 +01:00

39 lines
1.3 KiB
Nix

{ lib
, writeShellApplication
, gnumake
, pkgsCross
, klipper
, klipper-firmware
, python2
, avrdude
, stm32flash
, mcu ? "mcu"
, flashDevice ? "/dev/null"
, firmwareConfig ? ./simulator.cfg
}:
let
supportedArches = [ "avr" "stm32" "lpc176x" ];
matchBoard = with builtins; match ''^.*CONFIG_BOARD_DIRECTORY="([a-zA-Z0-9_]+)".*$'' (readFile firmwareConfig);
boardArch = if matchBoard == null then null else builtins.head matchBoard;
in
writeShellApplication {
name = "klipper-flash-${mcu}";
runtimeInputs = [
python2
pkgsCross.avr.stdenv.cc
gnumake
] ++ lib.optionals (boardArch == "avr") [ avrdude ] ++ lib.optionals (boardArch == "stm32") [ stm32flash ];
text = ''
if ${lib.boolToString (!builtins.elem boardArch supportedArches)}; then
printf "Flashing Klipper firmware to your board is not supported yet.\n"
printf "Please use the compiled firmware at ${klipper-firmware} and flash it using the tools provided for your microcontroller."
exit 1
fi
if ${lib.boolToString (boardArch == "stm32")}; then
make -C ${klipper.src} FLASH_DEVICE="${toString flashDevice}" OUT="${klipper-firmware}/" KCONFIG_CONFIG="${klipper-firmware}/config" serialflash
else
make -C ${klipper.src} FLASH_DEVICE="${toString flashDevice}" OUT="${klipper-firmware}/" KCONFIG_CONFIG="${klipper-firmware}/config" flash
fi
'';
}