tmk_core/tool/mbed/gcc.mk

   1 # based on Makefile exported form mbed.org
   2 # see http://mbed.org/handbook/Exporting-to-GCC-ARM-Embedded
   3
   4 GCC_BIN =
   5 AS      = $(GCC_BIN)arm-none-eabi-as
   6 CC      = $(GCC_BIN)arm-none-eabi-gcc
   7 CPP     = $(GCC_BIN)arm-none-eabi-g++
   8 LD      = $(GCC_BIN)arm-none-eabi-gcc
   9 OBJCOPY = $(GCC_BIN)arm-none-eabi-objcopy
  10 OBJDUMP = $(GCC_BIN)arm-none-eabi-objdump
  11 SIZE    = $(GCC_BIN)arm-none-eabi-size
  12 CHKSUM  = $(TMK_DIR)/tool/mbed/lpc-vector-checksum
  13
  14 CC_FLAGS += \
  15         $(CPU) \
  16         -c \
  17         -g \
  18         -fno-common \
  19         -fmessage-length=0 \
  20         -Wall \
  21         -fno-exceptions \
  22         -ffunction-sections \
  23         -fdata-sections \
  24         -fomit-frame-pointer
  25 CC_FLAGS += -MMD -MP
  26 CC_FLAGS += $(OPT_DEFS)
  27
  28 LD_FLAGS = $(CPU) -Wl,--gc-sections --specs=nano.specs
  29 #LD_FLAGS += -u _printf_float -u _scanf_float
  30 LD_FLAGS += -Wl,-Map=$(OBJDIR)/$(PROJECT).map,--cref
  31 LD_SYS_LIBS = -lstdc++ -lsupc++ -lm -lc -lgcc -lnosys
  32
  33 ifeq ($(DEBUG), 1)
  34   CC_FLAGS += -DDEBUG -O0
  35 else
  36   CC_FLAGS += -DNDEBUG -Os
  37 endif
  38
  39 all: $(OBJDIR)/$(PROJECT).bin $(OBJDIR)/$(PROJECT).hex
  40
  41 clean:
  42         rm -f $(OBJDIR)/$(PROJECT).bin $(OBJDIR)/$(PROJECT).elf $(OBJDIR)/$(PROJECT).hex $(OBJDIR)/$(PROJECT).map $(OBJDIR)/$(PROJECT).lst $(OBJECTS) $(DEPS)
  43         rm -fr $(OBJDIR)
  44
  45 $(OBJDIR)/%.o: %.s
  46         mkdir -p $(@D)
  47         $(AS) $(CPU) -o $@ $<
  48
  49 $(OBJDIR)/%.o: %.c
  50         mkdir -p $(@D)
  51         $(CC)  $(CC_FLAGS) $(CC_SYMBOLS) -std=gnu99   $(INCLUDE_PATHS) -o $@ $<
  52
  53 $(OBJDIR)/%.o: %.cpp
  54         mkdir -p $(@D)
  55         $(CPP) $(CC_FLAGS) $(CC_SYMBOLS) -std=gnu++98 -fno-rtti $(INCLUDE_PATHS) -o $@ $<
  56
  57
  58 $(OBJDIR)/$(PROJECT).elf: $(OBJECTS) $(SYS_OBJECTS)
  59         $(LD) $(LD_FLAGS) -T$(LINKER_SCRIPT) $(LIBRARY_PATHS) -o $@ $^ $(LIBRARIES) $(LD_SYS_LIBS) $(LIBRARIES) $(LD_SYS_LIBS)
  60         $(SIZE) $@
  61
  62 $(OBJDIR)/$(PROJECT).bin: $(OBJDIR)/$(PROJECT).elf
  63         @$(OBJCOPY) -O binary $< $@
  64 ifneq (,$(findstring TARGET_NXP,$(CC_SYMBOLS)))
  65         @echo
  66         @echo "For NXP writing vector checksum value into $@ ..."
  67         @$(CHKSUM) $@
  68         @echo
  69 endif
  70
  71 $(OBJDIR)/$(PROJECT).hex: $(OBJDIR)/$(PROJECT).elf
  72         @$(OBJCOPY) -O ihex $< $@
  73
  74 $(OBJDIR)/$(PROJECT).lst: $(OBJDIR)/$(PROJECT).elf
  75         @$(OBJDUMP) -Sdh $< > $@
  76
  77 lst: $(OBJDIR)/$(PROJECT).lst
  78
  79 size:
  80         $(SIZE) $(OBJDIR)/$(PROJECT).elf
  81
  82 prog:   $(OBJDIR)/$(PROJECT).bin
  83         @echo "Program..."
  84 ifneq ($(shell mount | grep 'CRP DISABLD'),)
  85         umount /dev/nxpisp >/dev/null 2>&1
  86 endif
  87         dd if=$< of=/dev/nxpisp seek=4
  88
  89 DEPS = $(OBJECTS:.o=.d) $(SYS_OBJECTS:.o=.d)
  90 -include $(DEPS)