git.gag.com Git - fw/stlink/blob - example/blink/Makefile

   1 EXECUTABLE=blink.elf
   2 BIN_IMAGE=blink.bin
   3
   4 CC=arm-none-eabi-gcc
   5 OBJCOPY=arm-none-eabi-objcopy
   6
   7 CFLAGS=-g -mlittle-endian -mthumb
   8 #CFLAGS=-g -O2 -mlittle-endian -mthumb
   9 ifeq ($(CONFIG_STM32L_DISCOVERY), 1)
  10         CFLAGS+=-mcpu=cortex-m3 -DCONFIG_STM32L_DISCOVERY
  11 else ifeq ($(CONFIG_STM32VL_DISCOVERY), 1)
  12         CFLAGS+=-mcpu=cortex-m3 -DCONFIG_STM32VL_DISCOVERY=1
  13 else ifeq ($(CONFIG_STM32F4_DISCOVERY), 1)
  14         CFLAGS+=-mcpu=cortex-m4 -DCONFIG_STM32F4_DISCOVERY=1
  15 endif
  16 CFLAGS+=-ffreestanding -nostdlib -nostdinc
  17
  18 # to run from SRAM
  19 CFLAGS+=-Wl,-Ttext,0x20000000 -Wl,-e,0x20000000
  20
  21 # to write to flash then run
  22 # CFLAGS+=-Wl,-Ttext,0x08000000 -Wl,-e,0x08000000
  23
  24 all: $(BIN_IMAGE)
  25
  26 $(BIN_IMAGE): $(EXECUTABLE)
  27         $(OBJCOPY) -O binary $^ $@
  28
  29 $(EXECUTABLE): main.c
  30         $(CC) $(CFLAGS) $^ -o $@
  31
  32 clean:
  33         rm -rf $(EXECUTABLE)
  34         rm -rf $(BIN_IMAGE)
  35
  36 .PHONY: all clean