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#################################################################################################
# < NEO430 Application Compile Script - Linux / Windows Powershell / Windows Linux Subsystem > #
# ********************************************************************************************* #
# BSD 3-Clause License #
# #
# Copyright (c) 2020, Stephan Nolting. All rights reserved. #
# #
# Redistribution and use in source and binary forms, with or without modification, are #
# permitted provided that the following conditions are met: #
# #
# 1. Redistributions of source code must retain the above copyright notice, this list of #
# conditions and the following disclaimer. #
# #
# 2. Redistributions in binary form must reproduce the above copyright notice, this list of #
# conditions and the following disclaimer in the documentation and/or other materials #
# provided with the distribution. #
# #
# 3. Neither the name of the copyright holder nor the names of its contributors may be used to #
# endorse or promote products derived from this software without specific prior written #
# permission. #
# #
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS #
# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF #
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE #
# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, #
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE #
# GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED #
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING #
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED #
# OF THE POSSIBILITY OF SUCH DAMAGE. #
# ********************************************************************************************* #
# The NEO430 Processor - https://github.com/stnolting/neo430 #
#################################################################################################
#*******************************************************************************
# USER CONFIGURATION
#*******************************************************************************
# Compiler effort (-Os = optimize for size)
EFFORT = -Os
# User's application sources (add additional files here)
APP_SRC = main.c
# User's application include folders (don't forget the '-I' before each entry)
APP_INC = -I .
# Relative or absolute path to the NEO430 home folder (use default if not set by user)
NEO430_HOME ?= ../../..
# Additional user flags:
CC_USER_FLAGS +=
#*******************************************************************************
#-------------------------------------------------------------------------------
# NEO430 framework
#-------------------------------------------------------------------------------
# Path to NEO430 linker script and startup file
NEO430_COM_PATH=$(NEO430_HOME)/sw/common
# Path to main NEO430 library include files
NEO430_INC_PATH=$(NEO430_HOME)/sw/lib/neo430/include
# Path to main NEO430 library source files
NEO430_SRC_PATH=$(NEO430_HOME)/sw/lib/neo430/source
# Path to NEO430 executable generator
NEO430_EXE_PATH=$(NEO430_HOME)/sw/tools/image_gen
# Path to NEO430 core rtl folder
NEO430_RTL_PATH=$(NEO430_HOME)/rtl/core
# Marker file to verify NEO430 home folder
NEO430_HOME_MARKER=$(NEO430_INC_PATH)/neo430.h
#-------------------------------------------------------------------------------
# Add NEO430 sources to input SRCs
#-------------------------------------------------------------------------------
APP_SRC += $(wildcard $(NEO430_SRC_PATH)/*.c)
#-------------------------------------------------------------------------------
# Make defaults
#-------------------------------------------------------------------------------
.SUFFIXES:
.PHONY: all
.DEFAULT_GOAL := help
#-------------------------------------------------------------------------------
# Application output definitions
#-------------------------------------------------------------------------------
APP_BIN = main.bin
APP_ASM = main.s
compile: $(APP_ASM) $(APP_BIN)
install: $(APP_ASM) neo430_application_image.vhd
all: $(APP_ASM) $(APP_BIN) neo430_application_image.vhd
# define all object files
OBJ = $(APP_SRC:.c=.o)
#-------------------------------------------------------------------------------
# Tools
#-------------------------------------------------------------------------------
#C ompiler tools
AS = msp430-elf-as
CC = msp430-elf-gcc
LD = msp430-elf-ld
STRIP = msp430-elf-strip
OBJDUMP = msp430-elf-objdump
OBJCOPY = msp430-elf-objcopy
SIZE = msp430-elf-size
IMAGE_GEN = $(NEO430_EXE_PATH)/image_gen
# Assembler flags
AS_OPTS = -mY -mcpu=msp430
# Compiler flags
CC_OPTS = -mcpu=msp430 -pipe -Wall -Xassembler --mY -fno-delete-null-pointer-checks
CC_OPTS += -Wl,-static -mrelax -minrt -nostartfiles -fdata-sections -ffunction-sections -Xlinker --gc-sections
# Use NEO430 multiplier? (still experimental!)
ifeq (,$(findstring NEO430_HWMUL_ABI_OVERRIDE,$(CC_USER_FLAGS)))
CC_OPTS += -mhwmult=none
else
CC_OPTS += -mhwmult=16bit
endif
# Add user flags if available
CC_OPTS += ${CC_USER_FLAGS}
# Linker flags
LD_OPTS = -mcpu=msp430 -mrelax -minrt -nostartfiles
#-------------------------------------------------------------------------------
# Host native compiler
#-------------------------------------------------------------------------------
CC_X86 = gcc -Wall -O -g
#-------------------------------------------------------------------------------
# Tool targets
#-------------------------------------------------------------------------------
# install/compile tools
$(IMAGE_GEN): $(NEO430_EXE_PATH)/main.cpp
@echo Compiling $(IMAGE_GEN)
@$(CC_X86) $< -o $(IMAGE_GEN)
#-------------------------------------------------------------------------------
# Application Targets
#-------------------------------------------------------------------------------
# Assemble startup code
crt0.elf: $(NEO430_COM_PATH)/crt0.asm
@$(AS) $(AS_OPTS) $< -o $@
# Compile app sources
$(OBJ): %.o : %.c crt0.elf
@$(CC) -c $(CC_OPTS) $(EFFORT) -I $(NEO430_INC_PATH) $(APP_INC) $< -o $@
# Link object files
main.elf: $(OBJ)
@$(CC) $(LD_OPTS) $(EFFORT) -I $(NEO430_INC_PATH) $(APP_INC) -T $(NEO430_COM_PATH)/neo430_linker_script.x $(OBJ) -o $@ -lm
# Using HWMUL ABI overrite?
ifneq (,$(findstring NEO430_HWMUL_ABI_OVERRIDE,$(CC_OPTS)))
@echo "> Using implicit invocation of neo430 MULDIV multiplier unit (NEO430_HWMUL_ABI_OVERRIDE)"
endif
# Using HWMUL ABI overrite?
ifneq (,$(findstring NEO430_HWMUL_DSP,$(CC_OPTS)))
@echo "> Assuming single cycle processing delay for neo430 MULDIV multiplier unit (NEO430_HWMUL_DSP)"
endif
# Show memory utilization
@echo Memory utilization:
@$(SIZE) main.elf
# Generate final executable (from .image section only)
image.dat: main.elf
@$(OBJCOPY) -I elf32-little $< -j .text -O binary text.dat
@$(OBJCOPY) -I elf32-little $< -j .rodata -O binary rodata.dat
@$(OBJCOPY) -I elf32-little $< -j .data -O binary data.dat
@cat text.dat rodata.dat data.dat > $@
@rm -f text.dat rodata.dat data.dat
# Assembly listing file (for debugging) and check for DADD instruction
$(APP_ASM): main.elf
@$(OBJDUMP) -D -S -z $< > $@
@if grep -qR "dadd" $@; then echo "NEO430: WARNING! 'DADD' instruction might be used!"; fi
# Generate NEO430 executable image for bootloader update
$(APP_BIN): image.dat $(IMAGE_GEN)
@set -e
@$(IMAGE_GEN) -app_bin $< $@
# Generate NEO430 executable VHDL boot image
neo430_application_image.vhd: image.dat $(IMAGE_GEN)
@$(IMAGE_GEN) -app_img $< $@
@echo Installing application image to $(NEO430_RTL_PATH)/neo430_application_image.vhd
@cp neo430_application_image.vhd $(NEO430_RTL_PATH)/.
@rm -f neo430_application_image.vhd
#-------------------------------------------------------------------------------
# Check toolchain
#-------------------------------------------------------------------------------
check: $(IMAGE_GEN)
@echo "--------------- Check: NEO430_HOME folder ---------------"
ifneq ($(shell [ -e $(NEO430_HOME_MARKER) ] && echo 1 || echo 0 ), 1)
$(error NEO430_HOME folder not found!)
endif
@echo "NEO430_HOME: $(NEO430_HOME)"
@echo "--------------- Check: $(AS) ---------------"
@$(AS) -version
@echo "--------------- Check: $(CC) ---------------"
@$(CC) -v
@echo "--------------- Check: $(LD) ---------------"
@$(LD) -V
@echo "--------------- Check: $(STRIP) ---------------"
@$(STRIP) -V
@echo "--------------- Check: $(OBJDUMP) ---------------"
@$(OBJDUMP) -V
@echo "--------------- Check: $(OBJCOPY) ---------------"
@$(OBJCOPY) -V
@echo "--------------- Check: $(SIZE) ---------------"
@$(SIZE) -V
@echo "--------------- Check: neo430 image_gen ---------------"
@$(IMAGE_GEN) -help
@echo "--------------- Check: native gcc ---------------"
@$(CC_X86) -v
@echo
@echo "Toolchain check OK"
#-------------------------------------------------------------------------------
# Show configuration
#-------------------------------------------------------------------------------
info:
@echo "--------------- Info: Project ---------------"
@echo "Project: $(shell basename $(CURDIR))"
@echo "NEO430 home folder (NEO430_HOME): $(NEO430_HOME)"
@echo "Project source files: $(APP_SRC)"
@echo "Project include folders: $(NEO430_INC_PATH) $(APP_INC)"
@echo "Project object files: $(OBJ)"
@echo "--------------- Info: Tools ---------------"
@echo " AS: $(AS)"
@echo " CC: $(CC)"
@echo " LD: $(LD)"
@echo " STRIP: $(STRIP)"
@echo " OBJDUMP: $(OBJDUMP)"
@echo " OBJCOPY: $(OBJCOPY)"
@echo " SIZE: $(SIZE)"
@echo " IMAGE_GEN: $(IMAGE_GEN)"
@echo " CC_X86: $(CC_X86)"
@echo "--------------- Info: Flags ---------------"
@echo " EFFORT: $(EFFORT)"
@echo " AS_OPTS: $(AS_OPTS)"
@echo " CC_OPTS: $(CC_OPTS)"
@echo " LD_OPTS: $(LD_OPTS)"
@echo " CC_USER_FLAGS: $(CC_USER_FLAGS)"
#-------------------------------------------------------------------------------
# Help
#-------------------------------------------------------------------------------
help:
@echo "NEO430 Application Compilation Script"
@echo "Make sure to add the msp430-gcc bin folder to your system's PATH variable."
@echo "Targets:"
@echo " help - show this text"
@echo " check - check toolchain"
@echo " info - show makefile configuration"
@echo " compile - compile and generate *.bin executable for upload via bootloader"
@echo " install - compile, generate and install VHDL boot image"
@echo " all - compile and generate *.bin executable for upload via bootloader and generate and install VHDL boot image"
@echo " clean - clean up project"
@echo " clean_all - clean up project, core libraries and helper tools"
@echo "CC_USER_FLAGS (usage example: CC_USER_FLAGS+=-DNEO430_HWMUL_ABI_OVERRIDE)"
@echo " NEO430_HWMUL_ABI_OVERRIDE - implicit usage of MULDIV.mul unit (make sure it is synthesized)"
@echo " NEO430_HWMUL_DSP - use embedded multiplier for MULDIV.mul unit (make also sure this option is synthesized)"
#-------------------------------------------------------------------------------
# Clean up
#-------------------------------------------------------------------------------
clean:
@rm -f *.elf *.o *.dat *.vhd *.bin *.out *.s
clean_all: clean
@rm -f $(OBJ) $(IMAGE_GEN)