forked from platformio/platformio-core
		
	
		
			
				
	
	
		
			113 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			113 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-as",
 | |
|     CC="msp430-gcc",
 | |
|     CXX="msp430-g++",
 | |
|     OBJCOPY="msp430-objcopy",
 | |
|     RANLIB="msp430-ranlib",
 | |
|     SIZETOOL="msp430-size",
 | |
| 
 | |
|     ARFLAGS=["rcs"],
 | |
| 
 | |
|     ASPPFLAGS=["-x", "assembler-with-cpp"],
 | |
| 
 | |
|     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"
 | |
|     ],
 | |
| 
 | |
|     LIBS=["m"],
 | |
| 
 | |
|     SIZEPRINTCMD='"$SIZETOOL" -B -d $SOURCES',
 | |
| 
 | |
|     UPLOADER=join("$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"
 | |
|         )
 | |
|     )
 | |
| )
 | |
| 
 | |
| #
 | |
| # Target: Build executable and linkable firmware
 | |
| #
 | |
| 
 | |
| target_elf = env.BuildFirmware()
 | |
| 
 | |
| #
 | |
| # Target: Build the .hex
 | |
| #
 | |
| 
 | |
| if "uploadlazy" in COMMAND_LINE_TARGETS:
 | |
|     target_firm = join("$BUILD_DIR", "firmware.hex")
 | |
| else:
 | |
|     target_firm = env.ElfToHex(join("$BUILD_DIR", "firmware"), target_elf)
 | |
| 
 | |
| #
 | |
| # Target: Print binary size
 | |
| #
 | |
| 
 | |
| target_size = env.Alias("size", target_elf, "$SIZEPRINTCMD")
 | |
| AlwaysBuild(target_size)
 | |
| 
 | |
| #
 | |
| # Target: Upload firmware
 | |
| #
 | |
| 
 | |
| upload = env.Alias(["upload", "uploadlazy"], target_firm, "$UPLOADCMD")
 | |
| AlwaysBuild(upload)
 | |
| 
 | |
| #
 | |
| # Target: Define targets
 | |
| #
 | |
| 
 | |
| Default([target_firm, target_size])
 |