import os Import("env") # Relocate firmware from 0x08000000 to 0x08010000 for define in env['CPPDEFINES']: if define[0] == "VECT_TAB_ADDR": env['CPPDEFINES'].remove(define) env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08010000")) custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/STM32F103VE_longer.ld") for i, flag in enumerate(env["LINKFLAGS"]): if "-Wl,-T" in flag: env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script elif flag == "-T": env["LINKFLAGS"][i + 1] = custom_ld_script # Rename ${PROGNAME}.bin and save it as 'project.bin' (No encryption on the Longer3D) def encrypt(source, target, env): import os firmware = open(target[0].path, "rb") marlin_alfa = open(target[0].dir.path +'/project.bin', "wb") length = os.path.getsize(target[0].path) position = 0 try: while position < length: byte = firmware.read(1) marlin_alfa.write(byte) position += 1 finally: firmware.close() marlin_alfa.close() env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);