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# ARM Cortex-Mx common makefile scripts and rules.
# Output directory and files
ifeq ($(BUILDDIR),)
BUILDDIR = build
endif
ifeq ($(BUILDDIR),.)
BUILDDIR = build
endif
ifeq ($(BUILD_LIBRARY),yes)
OUTFILES = $(BUILDDIR)/$(PROJECT).a
else
OUTFILES = $(BUILDDIR)/$(PROJECT).elf $(BUILDDIR)/$(PROJECT).hex \
$(BUILDDIR)/$(PROJECT).bin $(BUILDDIR)/$(PROJECT).dmp
endif
# Automatic compiler options
OPT = $(USE_OPT)
COPT = $(USE_COPT)
CPPOPT = $(USE_CPPOPT)
ifeq ($(USE_LINK_GC),yes)
OPT += -ffunction-sections -fdata-sections -fno-common
endif
# Source files groups and paths
ifeq ($(USE_THUMB),yes)
TCSRC += $(CSRC)
TCPPSRC += $(CPPSRC)
else
ACSRC += $(CSRC)
ACPPSRC += $(CPPSRC)
endif
ASRC = $(ACSRC)$(ACPPSRC)
TSRC = $(TCSRC)$(TCPPSRC)
SRCPATHS = $(sort $(dir $(ASMSRC)) $(dir $(ASRC)) $(dir $(TSRC)))
# Various directories
OBJDIR = $(BUILDDIR)/obj
LSTDIR = $(BUILDDIR)/lst
# Object files groups
ACOBJS = $(addprefix $(OBJDIR)/, $(notdir $(ACSRC:.c=.o)))
ACPPOBJS = $(addprefix $(OBJDIR)/, $(notdir $(ACPPSRC:.cpp=.o)))
TCOBJS = $(addprefix $(OBJDIR)/, $(notdir $(TCSRC:.c=.o)))
TCPPOBJS = $(addprefix $(OBJDIR)/, $(notdir $(TCPPSRC:.cpp=.o)))
ASMOBJS = $(addprefix $(OBJDIR)/, $(notdir $(ASMSRC:.s=.o)))
OBJS = $(ASMOBJS) $(ACOBJS) $(TCOBJS) $(ACPPOBJS) $(TCPPOBJS)
# Paths
IINCDIR = $(patsubst %,-I%,$(INCDIR) $(DINCDIR) $(UINCDIR))
LLIBDIR = $(patsubst %,-L%,$(DLIBDIR) $(ULIBDIR))
# Macros
DEFS = $(DDEFS) $(UDEFS)
ADEFS = $(DADEFS) $(UADEFS)
# Libs
LIBS = $(DLIBS) $(ULIBS)
# Various settings
MCFLAGS = -mcpu=$(MCU)
ODFLAGS = -x --syms
ASFLAGS = $(MCFLAGS) -Wa,-amhls=$(LSTDIR)/$(notdir $(<:.s=.lst)) $(ADEFS)
CFLAGS = $(MCFLAGS) $(OPT) $(COPT) $(CWARN) -Wa,-alms=$(LSTDIR)/$(notdir $(<:.c=.lst)) $(DEFS)
CPPFLAGS = $(MCFLAGS) $(OPT) $(CPPOPT) $(CPPWARN) -Wa,-alms=$(LSTDIR)/$(notdir $(<:.cpp=.lst)) $(DEFS)
ifeq ($(USE_LINK_GC),yes)
LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch,--gc-sections $(LLIBDIR)
else
LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch $(LLIBDIR)
endif
# Thumb interwork enabled only if needed because it kills performance.
ifneq ($(TSRC),)
CFLAGS += -DTHUMB_PRESENT
CPPFLAGS += -DTHUMB_PRESENT
ASFLAGS += -DTHUMB_PRESENT
ifneq ($(ASRC),)
# Mixed ARM and THUMB mode.
CFLAGS += -mthumb-interwork
CPPFLAGS += -mthumb-interwork
ASFLAGS += -mthumb-interwork
LDFLAGS += -mthumb-interwork
else
# Pure THUMB mode, THUMB C code cannot be called by ARM asm code directly.
CFLAGS += -mno-thumb-interwork -DTHUMB_NO_INTERWORKING
CPPFLAGS += -mno-thumb-interwork -DTHUMB_NO_INTERWORKING
ASFLAGS += -mno-thumb-interwork -DTHUMB_NO_INTERWORKING -mthumb
LDFLAGS += -mno-thumb-interwork -mthumb
endif
else
# Pure ARM mode
CFLAGS += -mno-thumb-interwork
CPPFLAGS += -mno-thumb-interwork
ASFLAGS += -mno-thumb-interwork
LDFLAGS += -mno-thumb-interwork
endif
# Generate dependency information
CFLAGS += -MD -MP -MF .dep/$(@F).d
CPPFLAGS += -MD -MP -MF .dep/$(@F).d
# Paths where to search for sources
VPATH = $(SRCPATHS)
#
# Makefile rules
#
all: $(OBJS) $(OUTFILES) MAKE_ALL_RULE_HOOK EXTERNAL
MAKE_ALL_RULE_HOOK:
$(OBJS): | $(BUILDDIR)
$(BUILDDIR) $(OBJDIR) $(LSTDIR):
ifeq ($(BUILD_LIBRARY),yes)
ifneq ($(USE_VERBOSE_COMPILE),yes)
@echo Compiler Options
@echo $(AR) $(ARFLAGS) $(OBJS) $(LDSCRIPT)
@echo
endif
else
ifneq ($(USE_VERBOSE_COMPILE),yes)
@echo Compiler Options
@echo $(CC) -c $(CFLAGS) -I. $(IINCDIR) main.c -o main.o
@echo
endif
endif
mkdir -p $(OBJDIR)
mkdir -p $(LSTDIR)
$(ACPPOBJS) : $(OBJDIR)/%.o : %.cpp Makefile
ifeq ($(USE_VERBOSE_COMPILE),yes)
@echo
$(CPPC) -c $(CPPFLAGS) $(AOPT) -I. $(IINCDIR) $< -o $@
else
@echo Compiling $<
@$(CPPC) -c $(CPPFLAGS) $(AOPT) -I. $(IINCDIR) $< -o $@
endif
$(TCPPOBJS) : $(OBJDIR)/%.o : %.cpp Makefile
ifeq ($(USE_VERBOSE_COMPILE),yes)
@echo
$(CPPC) -c $(CPPFLAGS) $(TOPT) -I. $(IINCDIR) $< -o $@
else
@echo Compiling $<
@$(CPPC) -c $(CPPFLAGS) $(TOPT) -I. $(IINCDIR) $< -o $@
endif
$(ACOBJS) : $(OBJDIR)/%.o : %.c Makefile
ifeq ($(USE_VERBOSE_COMPILE),yes)
@echo
$(CC) -c $(CFLAGS) $(AOPT) -I. $(IINCDIR) $< -o $@
else
@echo Compiling $<
@$(CC) -c $(CFLAGS) $(AOPT) -I. $(IINCDIR) $< -o $@
endif
$(TCOBJS) : $(OBJDIR)/%.o : %.c Makefile
ifeq ($(USE_VERBOSE_COMPILE),yes)
@echo
$(CC) -c $(CFLAGS) $(TOPT) -I. $(IINCDIR) $< -o $@
else
@echo Compiling $<
@$(CC) -c $(CFLAGS) $(TOPT) -I. $(IINCDIR) $< -o $@
endif
$(ASMOBJS) : $(OBJDIR)/%.o : %.s Makefile
ifeq ($(USE_VERBOSE_COMPILE),yes)
@echo
$(AS) -c $(ASFLAGS) -I. $(IINCDIR) $< -o $@
else
@echo Compiling $<
@$(AS) -c $(ASFLAGS) -I. $(IINCDIR) $< -o $@
endif
%.a: $(OBJS) $(LDSCRIPT)
ifeq ($(BUILD_LIBRARY),yes)
ifeq ($(USE_VERBOSE_COMPILE),yes)
@echo
$(AR) $(ARFLAGS) $@ $(OBJS)
else
@echo Linking $@
$(AR) $(ARFLAGS) $@ $(OBJS)
endif
else
@echo Use Lib: $@
endif
%.elf: $(OBJS) $(LDSCRIPT) $(LIBS)
ifeq ($(USE_VERBOSE_COMPILE),yes)
@echo
$(LD) $(OBJS) $(LDFLAGS) $(LIBS) -o $@
else
@echo Linking $@
@$(LD) $(OBJS) $(LDFLAGS) $(LIBS) -o $@
endif
ifneq ($(SIZE),)
$(SIZE) -A -d $@
endif
%.hex: %.elf $(LDSCRIPT)
ifeq ($(USE_VERBOSE_COMPILE),yes)
$(HEX) $< $@
else
@echo Creating $@
@$(HEX) $< $@
endif
%.bin: %.elf $(LDSCRIPT)
ifeq ($(USE_VERBOSE_COMPILE),yes)
$(BIN) $< $@
else
@echo Creating $@
@$(BIN) $< $@
endif
%.dmp: %.elf $(LDSCRIPT)
ifeq ($(USE_VERBOSE_COMPILE),yes)
$(OD) $(ODFLAGS) $< > $@
else
@echo Creating $@
@$(OD) $(ODFLAGS) $< > $@
@echo Done
endif
clean:
-rm -fR .dep $(BUILDDIR)
@echo Done
#-rm -fR .dep $(BUILDDIR)
#
# Include the dependency files, should be the last of the makefile
#
#-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
-include $(shell mkdir .dep 2>/dev/null)
#-include $(wildcard .dep/*)
# *** EOF ***
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