Files
platformio-core/platformio/builder/scripts/timsp430.py
2015-02-02 14:41:37 +02:00

108 lines
2.3 KiB
Python

# Copyright (C) Ivan Kravets <me@ikravets.com>
# See LICENSE for details.
"""
Builder for Texas Instruments
MSP430 Ultra-Low Power 16-bit microcontrollers
"""
from os.path import join
from platform import system
from SCons.Script import (COMMAND_LINE_TARGETS, AlwaysBuild, Builder, Default,
DefaultEnvironment)
env = DefaultEnvironment()
env.Replace(
AR="msp430-ar",
AS="msp430-gcc",
CC="msp430-gcc",
CXX="msp430-g++",
OBJCOPY="msp430-objcopy",
RANLIB="msp430-ranlib",
ARFLAGS=["rcs"],
ASFLAGS=[
"-c",
"-g", # include debugging info (so errors include line numbers)
"-x", "-assembler-with-cpp",
"-mmcu=$BOARD_MCU"
],
CCFLAGS=[
"-g", # include debugging info (so errors include line numbers)
"-Os", # optimize for size
# "-Wall", # show warnings
"-ffunction-sections", # place each function in its own section
"-fdata-sections",
"-MMD", # output dependancy info
"-mmcu=$BOARD_MCU"
],
CPPDEFINES=[
"F_CPU=$BOARD_F_CPU"
],
LINK="$CC",
LINKFLAGS=[
"-Os",
"-mmcu=$BOARD_MCU",
"-Wl,-gc-sections,-u,main"
],
UPLOADER=join("$PIOPACKAGES_DIR", "tool-mspdebug", "mspdebug"),
UPLOADERFLAGS=[
"$UPLOAD_PROTOCOL" if system() != "Windows" else "tilib",
"--force-reset"
],
UPLOADCMD='$UPLOADER $UPLOADERFLAGS "prog $SOURCES"'
)
env.Append(
BUILDERS=dict(
ElfToHex=Builder(
action=" ".join([
"$OBJCOPY",
"-O",
"ihex",
"-R",
".eeprom",
"$SOURCES",
"$TARGET"]),
suffix=".hex"
)
)
)
CORELIBS = env.ProcessGeneral()
#
# Target: Build executable and linkable firmware
#
target_elf = env.BuildFirmware(CORELIBS + ["m"])
#
# Target: Build the .hex
#
if "uploadlazy" in COMMAND_LINE_TARGETS:
target_hex = join("$BUILD_DIR", "firmware.hex")
else:
target_hex = env.ElfToHex(join("$BUILD_DIR", "firmware"), target_elf)
#
# Target: Upload firmware
#
upload = env.Alias(["upload", "uploadlazy"], target_hex, "$UPLOADCMD")
AlwaysBuild(upload)
#
# Target: Define targets
#
Default(target_hex)