arm_chainloader/Makefile

   1
   2 TARGET_ARM_CHAINLOADER = arm_chainloader.bin
   3
   4 SRCS = \
   5         start.s \
   6         lib_armv6/arm_bcopy.s \
   7         lib_armv6/arm_bzero.s \
   8         lib_armv6/arm_locore.s \
   9         lib_armv6/arm_strlen.s \
  10         lib_armv6/arm_memcmp.s \
  11         lib_armv6/string_misc.c \
  12         drivers/uart.c \
  13         drivers/cprman.cc \
  14         drivers/libfdt/fdt.c \
  15         drivers/libfdt/fdt_ro.c \
  16         drivers/libfdt/fdt_wip.c \
  17         drivers/libfdt/fdt_rw.c \
  18         drivers/libfdt/fdt_strerror.c \
  19         drivers/fatfs/ff.c \
  20         drivers/sdhost_impl.cc \
  21         drivers/mbr_disk.cc \
  22         drivers/mailbox.cc \
  23         ../lib/xprintf.c \
  24         ../lib/panic.c \
  25         ../lib/udelay.c \
  26         ../lib/cxx_runtime.c \
  27         ../lib/tlsf/tlsf.c \
  28         loader.cc \
  29         main.c
  30
  31 ARCH = armv6zk
  32
  33 BUILD_DIR = build
  34 TARGET_BUILD_DIR = $(BUILD_DIR)/$(ARCH)-objects
  35 PRODUCT_DIRECTORY = $(BUILD_DIR)
  36
  37 NO_COLOR=""
  38 OK_COLOR=""
  39 ERROR_COLOR=""
  40 WARN_COLOR=""
  41
  42 .PHONY: default all clean create_build_directory device
  43
  44 default: $(TARGET_ARM_CHAINLOADER)
  45
  46 OBJ := $(addprefix $(TARGET_BUILD_DIR)/, $(addsuffix .o, $(basename $(SRCS))))
  47
  48 CROSS_COMPILE = arm-none-eabi-
  49 CC = $(CROSS_COMPILE)gcc
  50 CXX = $(CROSS_COMPILE)gcc
  51 AS = $(CC)
  52 OBJCOPY = $(CROSS_COMPILE)objcopy
  53 LINKFLAGS = -nostdlib -march=$(ARCH) -Wl,--build-id=none -T linker.lds
  54 COMMON_FLAGS = -c -nostdlib -nostartfiles -ffreestanding -march=$(ARCH) -I../ -I./ -I./drivers/libfdt/ \
  55  -mfpu=vfp -mfloat-abi=hard -mtune=arm1176jzf-s
  56
  57 CFLAGS = $(COMMON_FLAGS) -std=c11
  58 CXXFLAGS = $(COMMON_FLAGS) -std=c++11 -fno-exceptions -fno-rtti
  59 ASFLAGS = $(COMMON_FLAGS) -x assembler-with-cpp
  60
  61 HEADERS := \
  62         $(shell find . -type f -name '*.h') \
  63         $(shell find . -type f -name '*.hpp')
  64
  65 create_build_directory:
  66         @mkdir -p $(TARGET_BUILD_DIR)
  67         @mkdir -p $(PRODUCT_DIRECTORY)
  68
  69 CREATE_SUBDIR = \
  70         @DIR="$(dir $@)"; \
  71         if [ ! -d $$DIR ]; then mkdir -p $$DIR; fi
  72
  73 #
  74 # rules to build c/asm files.
  75 #
  76 $(TARGET_BUILD_DIR)/%.o: %.c $(HEADERS)
  77         $(CREATE_SUBDIR)
  78         @echo $(WARN_COLOR)CC  $(NO_COLOR) $@
  79         @$(CC) $(CFLAGS) $< -o $@
  80
  81 $(TARGET_BUILD_DIR)/%.o: %.cc $(HEADERS)
  82         $(CREATE_SUBDIR)
  83         @echo $(WARN_COLOR)CXX $(NO_COLOR) $@
  84         @$(CXX) $(CXXFLAGS) $< -o $@
  85
  86 $(TARGET_BUILD_DIR)/%.o: %.s $(HEADERS)
  87         $(CREATE_SUBDIR)
  88         @echo $(WARN_COLOR)AS  $(NO_COLOR) $@
  89         @$(AS) $(ASFLAGS) $< -o $@
  90
  91 .PRECIOUS: $(OBJ)
  92
  93 $(TARGET_ARM_CHAINLOADER): create_build_directory $(OBJ)
  94         @echo $(WARN_COLOR)LD  $(NO_COLOR) $@.elf
  95         @$(CC) $(LINKFLAGS) $(OBJ) -o $(PRODUCT_DIRECTORY)/$@.elf -lgcc
  96         @echo $(WARN_COLOR)OBJ$(NO_COLOR) $@
  97         @$(OBJCOPY) -O binary $(PRODUCT_DIRECTORY)/$@.elf $(PRODUCT_DIRECTORY)/$@
  98
  99 clean:
 100         @echo $(ERROR_COLOR)CLEAN$(NO_COLOR)
 101         @-rm -rf ./$(BUILD_DIR)