# -*- makefile -*-

ALL_BOARDS = redbee-dev redbee-r1 redbee-usb redbee-econotag quahogcon freescale-ncb

OBJDIR = obj_$(BOARD)
CFLAGS += -I$(OBJDIR) -I$(MC1322X)/board -DBOARD=$(BOARD)

# Create directory and board.h include
$(OBJDIR)/board.h:
	$(call pretty,GEN,$@)
	$(Q)mkdir -p $(OBJDIR)
	$(Q)echo '/* This file was automatically generated */' > $(OBJDIR)/board.h
	$(Q)echo '#include "$(BOARD).h"' >> $(OBJDIR)/board.h

# $(OBJDIR)/board.a contains all the objects defined in COBJS
ifdef COBJS
$(OBJDIR)/board.a: $(OBJDIR)/board.h $(OBJDIR)/board.a($(addprefix $(OBJDIR)/, $(COBJS)))
else
$(OBJDIR)/board.a: $(OBJDIR)/board.h
	$(call pretty,AR (empty),$@)
	$Q$(AR) $(ARFLAGS) $@
endif

# And is built from files in the parent directory
$(OBJDIR)/%.o: %.c $(OBJDIR)/board.h
	$(call pretty,CC,$@)
	$Q$(CC) $(CFLAGS) $(CFLAGS_THUMB) -MMD -c -o $@ $<
	@$(FINALIZE_DEPENDENCY)

$(OBJDIR)/%.o: %.S $(OBJDIR)/board.h
	$(call pretty,AS,$@)
	$(CC) $(AFLAGS) -MMD -c -o $@ $<
	@$(FINALIZE_DEPENDENCY)

ifneq ($(MAKECMDGOALS),clean)
-include $(wildcard $(OBJDIR)/*.d)
endif

clean::
	rm -rf obj_*