ifeq ($(CROSSCOMPILE),)
CROSSCOMPILE  = /opt/toolchains/arm-DM644X-elf-newlib/bin/arm-dm644x-elf-
endif
CC            = $(CROSSCOMPILE)gcc
NM            = $(CROSSCOMPILE)nm
OBJCOPY       = $(CROSSCOMPILE)objcopy
OBJDUMP       = $(CROSSCOMPILE)objdump
INCLUDEDIR    = ../include

CFLAGS       := -c -Os -Wall -I$(INCLUDEDIR)

ifeq ($(DEVICE),DM6447)
CFLAGS       += -DDM6447
endif

LDFLAGS       = -Wl,-T$(LINKERSCRIPT) -nostdlib -Wl,-Map=$(EXECUTABLE).map
OBJCOPYFLAGS  = -R .ddrram -R .ddrram2 --gap-fill 0xFF --pad-to 0x3660 -S

SOURCES       = flasher.c dm644x.c util.c uart.c uartboot.c nor.c
OBJECTS      := $(patsubst %.c,%.o,$(wildcard *.c))
EXECUTABLE   := IRAM-flasher
BINARY       := ../$(EXECUTABLE).bin
START        := ../$(EXECUTABLE).entry

ifeq ($(SECURE),1)
LINKERSCRIPT  = flasher-secure.ld
else
LINKERSCRIPT  = flasher.ld
endif


all: $(BINARY) $(START) $(EXECUTABLE).sym $(EXECUTABLE).hex $(EXECUTABLE).srec


.PHONY : clean objclean
clean:
	-rm -f -v $(OBJECTS) $(BINARY) $(EXECUTABLE) $(START) *.o *.map *.sym *.srec *.hex ../*.dat

objclean:
	-rm -f -v $(OBJECTS)

$(START): $(EXECUTABLE)
	@$(OBJDUMP) -t $< | grep -E '[0-9a-f]{8}*[0-9a-f]{8} boot' | sed  's/^\([0-9a-f]\{4\}\)\([0-9a-f]\{4\}\).*/\2/' > $@

$(BINARY): $(EXECUTABLE)
	$(OBJCOPY) $(OBJCOPYFLAGS) -O binary $< $@
	@echo -n "The entry point of the binary is 0x"
	@$(OBJDUMP) -t $< | grep -E '[0-9a-f]{8}*[0-9a-f]{8} boot' | sed  's/^\([0-9a-f]\{4\}\)\([0-9a-f]\{4\}\).*/\2/'

$(EXECUTABLE): $(OBJECTS)
	$(CC) $(LDFLAGS) $(OBJECTS) -o $@

%.o : %.c $(wildcard *.h)
	$(CC) $(CFLAGS) $< -o $@

$(EXECUTABLE).sym: $(EXECUTABLE)
	$(NM) -n $< > $@

$(EXECUTABLE).hex: $(EXECUTABLE)
	$(OBJCOPY) $(OBJCOPYFLAGS) -O ihex $< $@

$(EXECUTABLE).srec: $(EXECUTABLE)
	$(OBJCOPY) $(OBJCOPYFLAGS) -O srec $< $@

vpath %.h $(INCLUDEDIR)