###############################################################################
# Makefile for the project basicavr
###############################################################################

## General Flags
MCU = atmega1284p
CLOCK = 20000000UL
PROJECT = basicavr_$(MCU)
TARGET = $(PROJECT).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 = $(COMMON)
CFLAGS += -Wall -gdwarf-2 -std=gnu99 -DAVR -DF_CPU=$(CLOCK) -Os -funsigned-char -funsigned-bitfields -fpack-struct -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 = $(COMMON)
LDFLAGS +=  -Wl,-Map=$(PROJECT).map
LDFLAGS += -Wl,-section-start=.bootloader=0x1fc00


## 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 Directories
INCLUDES = -I"C:\projects\basicavr\..\basiccore" -I"C:\projects\basicavr\..\include" 

## Objects that must be built in order to link
OBJECTS = targetavr.o stacks.o basiclb1.o basiclb2.o basiclb3.o basiclb4.o basiclb5.o command1.o command2.o inits.o leditor.o rexpres.o runtime1.o runtime2.o runtime3.o 

## Objects explicitly added by the user
LINKONLYOBJECTS = 

## Build
all: $(TARGET) $(PROJECT).hex $(PROJECT).eep $(PROJECT).lss size

## Compile
targetavr.o: ../targetavr.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

stacks.o: ../../basiccore/stacks.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

basiclb1.o: ../../basiccore/basiclb1.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

basiclb2.o: ../../basiccore/basiclb2.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

basiclb3.o: ../../basiccore/basiclb3.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

basiclb4.o: ../../basiccore/basiclb4.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

basiclb5.o: ../../basiccore/basiclb5.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

command1.o: ../../basiccore/command1.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

command2.o: ../../basiccore/command2.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

inits.o: ../../basiccore/inits.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

leditor.o: ../../basiccore/leditor.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

rexpres.o: ../../basiccore/rexpres.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

runtime1.o: ../../basiccore/runtime1.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

runtime2.o: ../../basiccore/runtime2.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

runtime3.o: ../../basiccore/runtime3.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

##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 $(OBJECTS) $(PROJECT).elf dep/* $(PROJECT).hex $(PROJECT).eep $(PROJECT).lss $(PROJECT).map


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

