forked from platformio/platformio-core
117 lines
2.4 KiB
Python
117 lines
2.4 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 Texas Instruments
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MSP430 Ultra-Low Power 16-bit microcontrollers
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"""
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from os.path import join
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from SCons.Script import (AlwaysBuild, Builder, Default, DefaultEnvironment,
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SConscript, SConscriptChdir)
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env = DefaultEnvironment()
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env.Replace(
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AR="msp430-ar",
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AS="msp430-as",
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CC="msp430-gcc",
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CXX="msp430-g++",
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OBJCOPY="msp430-objcopy",
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RANLIB="msp430-ranlib",
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ARFLAGS=["rcs"],
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ASFLAGS=[
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"-g", # include debugging info (so errors include line numbers)
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"-x", "-assembler-with-cpp",
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"-mmcu=$BOARD_MCU",
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"-DF_CPU=$BOARD_F_CPU"
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],
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CCFLAGS=[
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"-g", # include debugging info (so errors include line numbers)
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"-Os", # optimize for size
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"-Wall", # show warnings
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"-ffunction-sections", # place each function in its own section
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"-fdata-sections",
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"-MMD", # output dependancy info
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"-mmcu=$BOARD_MCU",
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"-DF_CPU=$BOARD_F_CPU"
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],
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LINK="$CC",
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LINKFLAGS=[
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"-Os",
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"-mmcu=$BOARD_MCU",
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"-Wl,-gc-sections,-u,main"
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],
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UPLOADER=(join("$PLATFORMTOOLS_DIR", "mspdebug", "mspdebug")),
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UPLOADERFLAGS=[
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"$UPLOAD_PROTOCOL",
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"--force-reset"
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],
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UPLOADCMD='$UPLOADER $UPLOADERFLAGS "prog $SOURCES"'
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)
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env.Append(
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BUILDERS=dict(
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ElfToHex=Builder(
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action=" ".join([
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"$OBJCOPY",
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"-O",
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"ihex",
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"-R",
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".eeprom",
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"$SOURCES",
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"$TARGET"]),
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suffix=".hex"
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)
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)
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)
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env.PrependENVPath(
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"PATH",
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join(env.subst("$PLATFORMTOOLS_DIR"), "toolchain", "bin")
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)
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BUILT_LIBS = []
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#
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# Process framework script
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#
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if "FRAMEWORK" in env:
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SConscriptChdir(0)
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flibs = SConscript(env.subst(join("$PIOBUILDER_DIR", "scripts",
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"frameworks", "${FRAMEWORK}.py")),
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exports="env")
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BUILT_LIBS += flibs
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#
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# Target: Build executable and linkable firmware
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#
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target_elf = env.BuildFirmware(BUILT_LIBS + ["m"])
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#
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# Target: Build the .hex
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#
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target_hex = env.ElfToHex(join("$BUILD_DIR", "firmware"), target_elf)
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#
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# Target: Upload firmware
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#
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upload = env.Alias("upload", target_hex, ["$UPLOADCMD"])
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AlwaysBuild(upload)
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#
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# Target: Define targets
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#
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Default([target_elf, target_hex])
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