WillemMali
9ec0d3bc8c
Fixed a grammatical mistake and made the meaning clearer by replacing "it" with "this" and by adding an example. It does increase the length of the output, but I think it's much easier to read and more informative.
116 lines
3.2 KiB
Python
116 lines
3.2 KiB
Python
# Copyright (C) Ivan Kravets <me@ikravets.com>
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# See LICENSE for details.
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from os.path import join
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from platform import system
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from shutil import copyfile
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from time import sleep
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from SCons.Script import Exit
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from serial import Serial
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from platformio.util import get_logicaldisks, get_serialports
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def FlushSerialBuffer(env, port):
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s = Serial(env.subst(port))
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s.flushInput()
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s.setDTR(False)
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s.setRTS(False)
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sleep(0.1)
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s.setDTR(True)
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s.setRTS(True)
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s.close()
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def TouchSerialPort(env, port, baudrate):
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if system() == "Linux":
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try:
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s = Serial(env.subst(port))
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s.close()
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except: # pylint: disable=W0702
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pass
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s = Serial(port=env.subst(port), baudrate=baudrate)
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s.setDTR(False)
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s.close()
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sleep(0.4)
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def WaitForNewSerialPort(_, before):
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new_port = None
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elapsed = 0
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while elapsed < 10:
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now = [i['port'] for i in get_serialports()]
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diff = list(set(now) - set(before))
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if diff:
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new_port = diff[0]
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break
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before = now
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sleep(0.25)
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elapsed += 0.25
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if not new_port:
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Exit("Error: Couldn't find a board on the selected port. "
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"Check that you have the correct port selected. "
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"If it is correct, try pressing the board's reset "
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"button after initiating the upload.")
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return new_port
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def AutodetectUploadPort(env):
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if "UPLOAD_PORT" in env:
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return
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if env.subst("$FRAMEWORK") == "mbed":
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msdlabels = ("mbed", "nucleo", "frdm")
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for item in get_logicaldisks():
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if (not item['name'] or
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not any([l in item['name'].lower() for l in msdlabels])):
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continue
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env.Replace(UPLOAD_PORT=item['disk'])
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break
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else:
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board_build_opts = env.get("BOARD_OPTIONS", {}).get("build", {})
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board_hwid = ("%s:%s" % (
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board_build_opts.get("vid"),
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board_build_opts.get("pid")
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)).replace("0x", "")
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for item in get_serialports():
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if "VID:PID" not in item['hwid']:
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continue
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env.Replace(UPLOAD_PORT=item['port'])
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if board_hwid in item['hwid']:
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break
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if "UPLOAD_PORT" in env:
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print "Auto-detected UPLOAD_PORT/DISK: %s" % env['UPLOAD_PORT']
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else:
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Exit("Error: Please specify `upload_port` for environment or use "
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"global `--upload-port` option.\n"
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"For some development platforms this can be a USB flash drive "
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"(i.e. /media/<user>/<device name>)\n")
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def UploadToDisk(_, target, source, env): # pylint: disable=W0613,W0621
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env.AutodetectUploadPort()
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copyfile(join(env.subst("$BUILD_DIR"), "firmware.bin"),
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join(env.subst("$UPLOAD_PORT"), "firmware.bin"))
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print ("Firmware has been successfully uploaded.\n"
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"Please restart your board.")
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def exists(_):
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return True
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def generate(env):
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env.AddMethod(FlushSerialBuffer)
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env.AddMethod(TouchSerialPort)
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env.AddMethod(WaitForNewSerialPort)
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env.AddMethod(AutodetectUploadPort)
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env.AddMethod(UploadToDisk)
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return env
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