################################Shimatta Makefile####################################
#CPU:		STM32F030F4P6
#Compiler:	arm-none-eabi
#####################################################################################

ifneq ($(VERBOSE),true)
QUIET=@
else
QUIET=
endif


#Add Files and Folders below#########################################################
CFILES 	= main.c syscalls/syscalls.c setup/system_init.c startup/startup_stm32f0xx.c
CFILES += temp-adc.c
CFILES += dmx.c
ASFILES = sk6812.S
INCLUDEPATH = -Iinclude -Iinclude/cmsis

OBJDIR=obj
target	= project
LIBRARYPATH = -Lstartup
LIBRARIES = 

DEFINES = -DSTM32F030x6 -DSTM32F0XX
mapfile = memmap

##Custom Files###

#TODO


###################################################################################
CROSS_COMPILE ?= arm-none-eabi-
CC := $(CROSS_COMPILE)gcc
OBJCOPY := $(CROSS_COMPILE)objcopy
OBJDUMP := $(CROSS_COMPILE)objdump
SIZE := $(CROSS_COMPILE)size

LFLAGS = -mlittle-endian -mthumb -mcpu=cortex-m0 -mthumb-interwork 
LFLAGS += -mfloat-abi=soft --disable-newlib-supplied-syscalls -nostartfiles
LFLAGS += -Tstartup/stm32f030.ld -Wl,-Map=$(mapfile).map -Wl,--gc-sections -Wl,--print-memory-usage -g

CFLAGS = -c -fmessage-length=0 -mlittle-endian -mthumb -mcpu=cortex-m0 -mthumb-interwork
CFLAGS += -mfloat-abi=soft -nostartfiles -Wall -g3 -O0

####################################################################################

OBJ = $(CFILES:%.c=$(OBJDIR)/%.c.o)
ASOBJ = $(ASFILES:%.S=$(OBJDIR)/%.S.o)

default: $(target).elf

%.bin: %.elf
	$(OBJCOPY) -O binary $^ $@
%.hex: %.elf
	$(OBJCOPY) -O ihex $^ $@

#Linking
$(target).elf: $(OBJ) $(ASOBJ)
	@echo Linking $@
	$(QUIET)$(CC) $(LFLAGS) $(LIBRARYPATH) -o $@ $^ $(LIBRARIES)
	$(QUIET)$(SIZE) $@

#Compiling
$(OBJ):
	@echo [CC] $@
	@mkdir -p $(@D)
	$(QUIET)$(CC) $(CFLAGS) -MMD -MT $@ $(INCLUDEPATH) $(DEFINES) -o $@ $(@:$(OBJDIR)/%.c.o=%.c)
	
$(ASOBJ):
	@echo [AS] $@
	@mkdir -p $(@D)
	$(QUIET)$(CC) $(CFLAGS) -MMD -MT $@ $(INCLUDEPATH) $(DEFINES) -o $@ $(@:$(OBJDIR)/%.S.o=%.S)

.PHONY: clean mrproper objcopy disassemble binary

disassemble: $(target).elf
	$(OBJDUMP) -D -s $< > $(target).lss

objcopy: $(target).bin $(target).hex

mrproper:
	rm -f $(target).pro

binary: $(target).bin $(target).hex

clean:
	@echo [CLEAN] $(OBJDIR)
	@rm -f $(target).elf $(target).bin $(target).hex $(OBJ) $(ASOBJ) $(mapfile).map $(target).lss
	@rm -rf $(OBJDIR)/*

-include $(CFILES:%.c=$(OBJDIR)/%.c.d) $(ASFILES:%.S=$(OBJDIR)/%.S.d)