乙個STM32專案的makefile模版詳解

啥都不說了，直接上**，注釋相當詳細了。

#stm32 makefile template

# 生成的檔名《專案名》
project                  = stm32_mini_led
# 定義檔案格式和檔名
target
:= $(
project)
target_elf
:= $(
target).elf
target_bin
:= $(
target).bin
target_hex
:= $(
target).hex
objcpflags_elf_to_bin    = -obinary
objcpflags_elf_to_hex    = -oihex
objcpflags_bin_to_hex    = -ibinary -oihex
# 定義路徑
top_dir      = .
script_dir
:= $(
top_dir)/scripts
startup_dir
:= $(
top_dir)/third_party/libraries/cmsis/cm3/devicesupport/st/stm32f10x/startup
inc_dir
:= -i
$(top_dir)/src -i
$(top_dir)/src/driver -i
$(top_dir)/src/edp -i
$(top_dir)/src/network
# 設定shell環境變數
#export ld_library_path = $ld_library_path:/users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/
ldscript
:= $(
script_dir)/stm32_flash.ld
# 定義編譯工具
cc          = arm-none-eabi-gcc
as          = arm-none-eabi-as
ld          = arm-none-eabi-ld
ar          = arm-none-eabi-ar
objcp       = arm-none-eabi-objcopy
# 定義編譯標誌
ccflags     += -wall -mcpu=cortex-m3 -mthumb -g -mfloat-abi=soft -march=armv7-m
asflags     += -wall -mcpu=cortex-m3 -mthumb
ldflags     += -t
$(ldscript) #-a armv7-m
ldflags     += -l /users/ch-yanghl/gcc-arm-none-eabi/lib/gcc/arm-none-eabi/5.4.1
ldflags     += -l /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb
# 要鏈結的靜態庫
#ldlibs         += /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/libc.a
#ldlibs         += /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/libg.a
#ldlibs         += /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/libm.a
#ldlibs      += /users/ch-yanghl/gcc-arm-none-eabi/lib/gcc/arm-none-eabi/5.4.1/libgcc.a
#ldlibs      += /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/libnosys.a
# .c檔案中的標頭檔案引用查詢路徑
ccflags     += $(
inc_dir)
# .s檔案的flags
#asflags        +=
# .c檔案編譯時定義巨集
ccflags     += -d
stm32f10x_md -d
use_stdperiph_driver
# 新增啟動檔案
#source         += $(script_dir)/startup_stm32f10x_md.c
source_asm      += $(
startup_dir)/gcc_ride7/startup_stm32f10x_md.s
# 展開工作 子目錄中的inc檔案（inc檔案中新增需要編譯鏈結的.c，.s等檔案）
-include
$(top_dir)/src/make.inc
-include
$(top_dir)/third_party/make.inc
# 替換檔案字尾
c_objs
:= $(
source
:%.c=%.o)
asm_objs
:= $(
source_asm
:%.s=%.o)
# 編譯命令的定義
compile     = $(
cc) $(
ccflags) -c $< -o $@
assemble    = $(
as) $(
asflags) -c $< -o $@
link        = $(
ld) $+
$(ldflags) $(
ldlibs) -o $@
elf_to_bin  = $(
objcp) $(
objcpflags_elf_to_bin) $<
$@bin_to_hex  = $(
objcp) $(
objcpflags_bin_to_hex) $<
$@# 定義偽目標
.phony
: all clean printf
# 定義規則
all:
$(target_hex)
@echo
"build done"
$(target_hex):
$(target_bin)
$(bin_to_hex)
$(target_bin):
$(target_elf)
$(elf_to_bin)
$(target_elf):
$(c_objs) $(
asm_objs)
$(link)
$(c_objs):%.o:%.c
$(compile)
$(asm_objs):%.o:%.s
$(assemble) 
printf:
@echo
$(asm_objs)
@echo
$(assemble)
# 清理項
clean:
rm -f $(
target_hex)
rm -f $(
target_bin)
rm -f $(
target_elf)
rm -f $(
c_objs) $(
asm_objs)
@echo
"clean done"

再詳細說一下注釋中沒有的可能有疑問的地方：

# 要鏈結的靜態庫

#ldlibs         += /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/libc.a
#ldlibs         += /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/libg.a
#ldlibs         += /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/libm.a
#ldlibs      += /users/ch-yanghl/gcc-arm-none-eabi/lib/gcc/arm-none-eabi/5.4.1/libgcc.a
#ldlibs      += /users/ch-yanghl/gcc-arm-none-eabi/arm-none-eabi/lib/thumb/libnosys.a

ldscript := $(script_dir)/stm32_flash.ld

/*stm32_flash.ld檔案中最後部分內容*/

/discard/ :

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