# ---------------------------------------------------------------------------- | |
# ATMEL Microcontroller Software Support | |
# ---------------------------------------------------------------------------- | |
# Copyright (c) 2010, Atmel Corporation | |
# | |
# All rights reserved. | |
# | |
# Redistribution and use in source and binary forms, with or without | |
# modification, are permitted provided that the following conditions are met: | |
# | |
# - Redistributions of source code must retain the above copyright notice, | |
# this list of conditions and the disclaimer below. | |
# | |
# Atmel's name may not be used to endorse or promote products derived from | |
# this software without specific prior written permission. | |
# | |
# DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR | |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE | |
# DISCLAIMED. IN NO EVENT SHALL ATMEL 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. | |
# ---------------------------------------------------------------------------- | |
# Makefile for compiling the Getting Started with SAM3S Microcontrollers project | |
#------------------------------------------------------------------------------- | |
# User-modifiable options | |
#------------------------------------------------------------------------------- | |
# Chip & board used for compilation | |
# (can be overriden by adding CHIP=chip and BOARD=board to the command-line) | |
CHIP = sam3s2 | |
BOARD = simtrace | |
# Defines which are the available memory targets for the SAM3S-EK board. | |
MEMORIES = flash | |
# Trace level used for compilation | |
# (can be overriden by adding TRACE_LEVEL=#number to the command-line) | |
# TRACE_LEVEL_DEBUG 5 | |
# TRACE_LEVEL_INFO 4 | |
# TRACE_LEVEL_WARNING 3 | |
# TRACE_LEVEL_ERROR 2 | |
# TRACE_LEVEL_FATAL 1 | |
# TRACE_LEVEL_NO_TRACE 0 | |
TRACE_LEVEL = 4 | |
# Optimization level, put in comment for debugging | |
OPTIMIZATION = -O0 | |
# Output file basename | |
OUTPUT = project | |
# Output directories | |
BIN = bin | |
OBJ = obj | |
#------------------------------------------------------------------------------- | |
# Tools | |
#------------------------------------------------------------------------------- | |
# Tool suffix when cross-compiling | |
CROSS_COMPILE = arm-none-eabi- | |
LIBS = -Wl,--start-group -lgcc -lc -Wl,--end-group | |
#LIB_PATH+=-L=/lib/thumb2 | |
#LIB_PATH+=-L=/../lib/gcc/arm-none-eabi/4.4.1/thumb2 | |
# Compilation tools | |
CC = $(CROSS_COMPILE)gcc | |
LD = $(CROSS_COMPILE)ld | |
SIZE = $(CROSS_COMPILE)size | |
STRIP = $(CROSS_COMPILE)strip | |
OBJCOPY = $(CROSS_COMPILE)objcopy | |
GDB = $(CROSS_COMPILE)gdb | |
NM = $(CROSS_COMPILE)nm | |
# Flags | |
INCLUDES = -Iinclude | |
INCLUDES += -Icmsis | |
#INCLUDES += -I$(LIBRARIES) | |
CFLAGS += -Wall -Wchar-subscripts -Wcomment -Wformat=2 -Wimplicit-int | |
CFLAGS += -Werror-implicit-function-declaration -Wmain -Wparentheses | |
CFLAGS += -Wsequence-point -Wreturn-type -Wswitch -Wtrigraphs -Wunused | |
CFLAGS += -Wuninitialized -Wunknown-pragmas -Wfloat-equal -Wundef | |
CFLAGS += -Wshadow -Wpointer-arith -Wbad-function-cast -Wwrite-strings | |
CFLAGS += -Wsign-compare -Waggregate-return | |
CFLAGS += -Wformat -Wmissing-format-attribute -Wno-deprecated-declarations | |
CFLAGS += -Wpacked -Wredundant-decls -Wnested-externs -Winline -Wlong-long | |
CFLAGS += -Wunreachable-code | |
CFLAGS += -Wcast-align | |
#CFLAGS += -Wmissing-noreturn | |
#CFLAGS += -Wconversion | |
# To reduce application size use only integer printf function. | |
CFLAGS += -Dprintf=iprintf | |
# -mlong-calls -Wall | |
#CFLAGS += -save-temps -fverbose-asm | |
#CFLAGS += -Wa,-a,-ad | |
CFLAGS += --param max-inline-insns-single=500 -mcpu=cortex-m3 -mthumb # -mfix-cortex-m3-ldrd | |
CFLAGS += -ffunction-sections -g $(OPTIMIZATION) $(INCLUDES) -D$(CHIP) -DTRACE_LEVEL=$(TRACE_LEVEL) | |
ASFLAGS = -mcpu=cortex-m3 -mthumb -Wall -g $(OPTIMIZATION) $(INCLUDES) -D$(CHIP) -D__ASSEMBLY__ | |
LDFLAGS = -mcpu=cortex-m3 -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--entry=ResetException -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--warn-unresolved-symbols | |
#LD_OPTIONAL=-Wl,--print-gc-sections -Wl,--stats | |
#------------------------------------------------------------------------------- | |
# Files | |
#------------------------------------------------------------------------------- | |
# Directories where source files can be found | |
VPATH += src cmsis | |
# Objects built from C source files | |
C_CMSIS = core_cm3.o | |
C_LOWLEVEL = board_cstartup_gnu.o board_lowlevel.o syscalls.o exceptions.o | |
C_LIBLEVEL = spi.o pio.o pmc.o | |
C_APPLEVEL = main.o | |
C_OBJECTS = $(C_CMSIS) $(C_LOWLEVEL) $(C_LIBLEVEL) $(C_APPLEVEL) | |
# Append OBJ and BIN directories to output filename | |
OUTPUT := $(BIN)/$(OUTPUT) | |
#------------------------------------------------------------------------------- | |
# Rules | |
#------------------------------------------------------------------------------- | |
all: $(BIN) $(OBJ) $(MEMORIES) | |
$(BIN) $(OBJ): | |
mkdir $@ | |
define RULES | |
C_OBJECTS_$(1) = $(addprefix $(OBJ)/$(1)_, $(C_OBJECTS)) | |
ASM_OBJECTS_$(1) = $(addprefix $(OBJ)/$(1)_, $(ASM_OBJECTS)) | |
$(1): $$(ASM_OBJECTS_$(1)) $$(C_OBJECTS_$(1)) | |
@$(CC) $(LDFLAGS) $(LD_OPTIONAL) -T"$$@.ld" -Wl,-Map,$(OUTPUT)-$$@.map -o $(OUTPUT)-$$@.elf $$^ $(LIBS) | |
$(NM) $(OUTPUT)-$$@.elf >$(OUTPUT)-$$@.elf.txt | |
$(OBJCOPY) -O binary $(OUTPUT)-$$@.elf $(OUTPUT)-$$@.bin | |
$(SIZE) $$^ $(OUTPUT)-$$@.elf | |
$$(C_OBJECTS_$(1)): $(OBJ)/$(1)_%.o: %.c Makefile $(OBJ) $(BIN) | |
@echo [COMPILING $$@] | |
@$(CC) $(CFLAGS) -D$(1) -Wa,-ahlms=$(BIN)/$$*.lst -c -o $$@ $$< | |
$$(ASM_OBJECTS_$(1)): $(OBJ)/$(1)_%.o: %.S Makefile $(OBJ) $(BIN) | |
@echo [ASSEMBLING $$@] | |
@$(CC) $(ASFLAGS) -D$(1) -c -o $$@ $$< | |
debug_$(1): $(1) | |
$(GDB) -x "$(BOARD_LIB)/resources/gcc/$(BOARD)_$(1).gdb" -ex "reset" -readnow -se $(OUTPUT)-$(1).elf | |
endef | |
$(foreach MEMORY, $(MEMORIES), $(eval $(call RULES,$(MEMORY)))) | |
program: | |
openocd -f /home/chrysh/ba_thesis/thesis/openocd/openocd.cfg -c "init" -c "halt" -c "flash write_bank 0 /home/chrysh/ba_thesis/thesis/src/sam3s_example/bin/project-flash.bin 0" -c "reset" -c "shutdown" | |
clean: | |
-rm -fR $(OBJ)/*.o $(BIN)/*.bin $(BIN)/*.elf $(BIN)/*.elf.txt $(BIN)/*.map $(BIN)/*.lst | |
rmbak: | |
-rm *~ $(BIN)/*~ |