###############################################################################
# Makefile for the project EnergyTest
###############################################################################

# PATH VARIABLES
## Path to project directory
PROJ_DIR = ..

## DEVICE ROLE
DEVICE_ROLE ?= INVALID

## General Flags
PROJECT = RadioTest_ATMEL
MCU = atmega128rfa1
F_CPU=16000000
TARGET_DIR = .
TARGET = $(TARGET_DIR)/$(PROJECT)_$(DEVICE_ROLE).elf
CC = avr-gcc
CPP = avr-g++

## Options common to compile, link and assembly rules
COMMON = -mmcu=$(MCU)

## Compile options common for all C compilation units.
CFLAGS = $(COMMON)
CFLAGS += $(CDEFS)
CFLAGS += -DF_CPU=$(F_CPU)UL
CFLAGS += -D__AVR_ATmega128rfa1__
CFLAGS += -D$(DEVICE_ROLE)
CFLAGS += -Wall -g -Wundef -std=c99 -Os
CFLAGS += -Werror
CFLAGS += -Wextra 
CFLAGS += -Wstrict-prototypes
CLFAGS += -pedantic
CFLAGS += -funsigned-char
CFLAGS += -funsigned-bitfields
CFLAGS += -fpack-struct
CFLAGS += -fshort-enums
CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d

## Assembly specific flags
ASMFLAGS = $(COMMON)
ASMFLAGS += $(CFLAGS)
ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2

## Linker flags
LDFLAGS = $(COMMON) -Wl,-Map=$(PROJECT)_$(DEVICE_ROLE).map -Wl,--section-start=.data=0x800200


## Intel Hex file production flags
HEX_FLASH_FLAGS = -R .eeprom -R .fuse -R .lock -R .signature

HEX_EEPROM_FLAGS = -j .eeprom
HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings

##=================================================================================================================
##           INCLUDE DIRS
##=================================================================================================================
## ATMEL IO Incs
INCLUDES += -I C:/WinAVR-20100110/avr/include/avr
## Project-specific headers
INCLUDES += -I $(PROJ_DIR)/Inc


## Objects that must be built in order to link
OBJECTS = $(TARGET_DIR)/main.o \
	$(TARGET_DIR)/simpleProtocol.o\
	$(TARGET_DIR)/uart.o\


## Objects explicitly added by the user
LINKONLYOBJECTS = 

## Build
all: $(TARGET) \
	$(TARGET_DIR)/$(PROJECT)_$(DEVICE_ROLE).hex \
	$(TARGET_DIR)/$(PROJECT)_$(DEVICE_ROLE).eep \
	$(TARGET_DIR)/$(PROJECT)_$(DEVICE_ROLE).lss size

## Compile
$(TARGET_DIR)/main.o: $(PROJ_DIR)/Src/main.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  -o $@ $<
$(TARGET_DIR)/simpleProtocol.o: $(PROJ_DIR)/Src/simpleProtocol.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  -o $@ $<	
$(TARGET_DIR)/uart.o: $(PROJ_DIR)/Src/uart.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  -o $@ $<
	
##Link
$(TARGET): $(OBJECTS)
	 $(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET)

%.hex: $(TARGET)
	avr-objcopy -O ihex $(HEX_FLASH_FLAGS)  $< $@

%.eep: $(TARGET)
	avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0

%.lss: $(TARGET)
	avr-objdump -h -S $< > $@

size: ${TARGET}
	@echo
	@avr-size -C --mcu=${MCU} ${TARGET}

## Clean target
.PHONY: clean
clean:
	-rm -rf $(TARGET_DIR)/*.o $(TARGET_DIR)/*.elf \
	dep/* $(TARGET_DIR)/*.hex \
	$(TARGET_DIR)/*.eep \
	$(TARGET_DIR)/*.lss \
	$(TARGET_DIR)/*.map
	
console:
	@echo ===================================================
	@echo                  -- DEBUG MODE --
	@echo ===================================================
	@echo 
	@echo PROJ_DIR            = $(PROJ_DIR)
	@echo INCLUDES 			  = $(INCLUDES)
	@echo --------------------------------------------------
	@echo DEVICE_ROLE		  = $(DEVICE_ROLE)
	@echo TARGET_DIR          = $(TARGET_DIR)
	@echo TARGET              = $(TARGET_DIR)/$(PROJECT)_$(DEVICE_ROLE).elf
	@echo
	@echo ===================================================
	@echo            --- END OF DEBUG MODE ---
	@echo ===================================================	

## Other dependencies
-include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)