forked from platformio/platformio-core
102 lines
2.2 KiB
Python
102 lines
2.2 KiB
Python
# Copyright (C) Ivan Kravets <me@ikravets.com>
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# See LICENSE for details.
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"""
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Builder for Atmel SAM series of microcontrollers
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"""
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from os.path import join
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from SCons.Script import (COMMAND_LINE_TARGETS, AlwaysBuild, Default,
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DefaultEnvironment, SConscript)
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from platformio.util import get_serialports
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env = DefaultEnvironment()
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env = SConscript(env.subst(join("$PIOBUILDER_DIR", "scripts", "basearm.py")),
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exports="env")
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env.Replace(
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UPLOADER=join("$PIOPACKAGES_DIR", "$PIOPACKAGE_UPLOADER", "bossac"),
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UPLOADERFLAGS=[
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"--info",
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"--debug",
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"--port", "$UPLOAD_PORT",
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"--erase",
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"--write",
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"--verify",
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"--boot",
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"--reset"
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],
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UPLOADBINCMD='"$UPLOADER" $UPLOADERFLAGS $SOURCES'
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)
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env.Append(
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CPPDEFINES=[
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"printf=iprintf"
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],
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LINKFLAGS=[
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"-Wl,--entry=Reset_Handler",
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"-Wl,--start-group"
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]
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)
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CORELIBS = env.ProcessGeneral()
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#
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# Target: Build executable and linkable firmware
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#
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target_elf = env.BuildFirmware(["m", "gcc"] + CORELIBS)
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#
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# Target: Build the .bin file
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#
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if "uploadlazy" in COMMAND_LINE_TARGETS:
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target_firm = join("$BUILD_DIR", "firmware.bin")
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else:
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target_firm = env.ElfToBin(join("$BUILD_DIR", "firmware"), target_elf)
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#
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# Target: Print binary size
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#
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target_size = env.Alias("size", target_elf, "$SIZEPRINTCMD")
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AlwaysBuild(target_size)
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#
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# Target: Upload by default .bin file
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#
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upload = env.Alias(
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["upload", "uploadlazy"], target_firm, ("$UPLOADBINCMD"))
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AlwaysBuild(upload)
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#
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# Check for $UPLOAD_PORT variable
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#
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is_uptarget = (set(["upload", "uploadlazy"]) & set(COMMAND_LINE_TARGETS))
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if is_uptarget:
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# try autodetect upload port
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if "UPLOAD_PORT" not in env:
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for item in get_serialports():
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if "VID:PID" in item['hwid']:
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print "Auto-detected UPLOAD_PORT: %s" % item['port']
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env.Replace(UPLOAD_PORT=item['port'])
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break
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if "UPLOAD_PORT" not in env:
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print("WARNING!!! Please specify environment 'upload_port' or use "
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"global --upload-port option.\n")
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#
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# Setup default targets
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#
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Default([target_firm, target_size])
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