116 lines
3.3 KiB
Python
116 lines
3.3 KiB
Python
#
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# Builds custom upload command
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# 1) Run platformio as a subprocess to find a COM port
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# 2) Build the upload command
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# 3) Exit and let upload tool do the work
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#
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# This script runs between completion of the library/dependencies installation and compilation.
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#
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# Will continue on if a COM port isn't found so that the compilation can be done.
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#
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import sys
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import subprocess
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import platform
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current_OS = platform.system()
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from SCons.Script import DefaultEnvironment
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env = DefaultEnvironment()
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com_first = ''
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com_last = ''
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com_CDC = ''
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description_first = ''
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description_last = ''
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description_CDC = ''
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#
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# grab the first com port that pops up unless we find one we know for sure
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# is a CDC device
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#
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def get_com_port(com_search_text, descr_search_text, start):
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global com_first
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global com_last
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global com_CDC
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global description_first
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global description_last
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global description_CDC
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print '\nLooking for Serial Port\n'
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# stream output from subprocess and split it into lines
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pio_subprocess = subprocess.Popen(['platformio', 'device', 'list'], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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looking_for_description = False
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for line in iter(pio_subprocess.stdout.readline, ''):
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if 0 <= line.find(com_search_text):
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looking_for_description = True
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com_last = line.replace('\n', '')
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if com_first == '':
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com_first = com_last
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if 0 <= line.find(descr_search_text) and looking_for_description:
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looking_for_description = False
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description_last = line[ start : ]
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if description_first == '':
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description_first = description_last
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if 0 <= description_last.find('CDC'):
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com_CDC = com_last
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description_CDC = description_last
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if com_CDC == '' and not(com_first == ''):
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com_CDC = com_first
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description_CDC = description_first
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elif com_CDC == '':
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com_CDC = 'COM_PORT_NOT_FOUND'
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if com_CDC == 'COM_PORT_NOT_FOUND':
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print com_CDC, '\n'
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else:
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print 'FOUND: ' ,com_CDC
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print 'DESCRIPTION: ', description_CDC , '\n'
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if current_OS == 'Windows':
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get_com_port('COM', 'Hardware ID:', 13)
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avrdude_conf_path = env.get("PIOHOME_DIR") + '\\packages\\toolchain-atmelavr\\etc\\avrdude.conf'
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source_path = env.get("PROJECTBUILD_DIR") + '\\' + env.get("PIOENV") + '\\firmware.hex'
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upload_string = 'avrdude -p usb1286 -c avr109 -P ' + com_CDC + ' -C ' + avrdude_conf_path + ' -U flash:w:' + source_path + ':i'
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if current_OS == 'Darwin': # MAC
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get_com_port('usbmodem', 'Description:', 13)
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avrdude_conf_path = env.get("PIOHOME_DIR") + '/packages/toolchain-atmelavr/etc/avrdude.conf'
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source_path = env.get("PROJECTBUILD_DIR") + '/' + env.get("PIOENV") + '/firmware.hex'
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upload_string = 'avrdude -p usb1286 -c avr109 -P ' + com_CDC + ' -U flash:w:' + source_path + ':i'
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if current_OS == 'Linux':
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get_com_port('/dev/tty', 'Description:', 13)
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avrdude_conf_path = env.get("PIOHOME_DIR") + '/packages/toolchain-atmelavr/etc/avrdude.conf'
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source_path = env.get("PROJECTBUILD_DIR") + '/' + env.get("PIOENV") + '/firmware.hex'
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upload_string = 'avrdude -p usb1286 -c avr109 -P ' + com_CDC + ' -U flash:w:' + source_path + ':i'
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env.Replace(
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UPLOADCMD = upload_string,
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MAXIMUM_RAM_SIZE = 8192,
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MAXIMUM_SIZE = 130048
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)
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