Akagi201's Makefiles

Makefile.app

#
# @file Makefile
#
# @author Akagi201
# @date 2014/03/20
#
# Linux Application Generic Makefile
#
# History:
# <author>    <time>       <version>    <desc>
# liuboyf1    2012-09-03   V1.0.0       创建文件
# liuboyf1    2012-09-26   V1.0.1       修复了DEBFLAGS调试
# liuboyf1    2012-09-28   V1.0.2       修改rm为-rm更健壮
# liuboyf1    2012-09-28   V1.0.3       修改了部分注释
# liuboyf1    2012-10-09   V1.0.4       修改了rm注释不能在同一行
# liuboyf1    2012-10-15   V1.0.5       修改了调试参数和布局
# liuboyf1    2012-10-18   V1.0.6       修改了TOOL_DIR和TOOL_PREFIX
#

# The prefix to be added before the GNU compiler tools (optionally including
# path), i.e. "arm-linux-" or "/opt/bin/arm-linux-".
#TOOL_DIR=$(shell if [ -e /home/v5t_le-mv401_uc ]; then echo /home; else echo /opt; fi)
# 交叉编译工具
#TOOL_PREFIX=$(TOOL_DIR)/v5t_le-mv401_uc/bin/arm_v5t_le-

# Comment/uncomment the following line to enable/disable debugging
#DEBUG = y
ifeq ($(DEBUG),y)
	DEBFLAGS = -O -g # "-O" is needed to expand inlines
	#DEBFLAGS += -DDEBUG # 控制是否打印调试和错误信息
else
	DEBFLAGS = -O2
endif

CFLAGS += -Wall
#INCLUDES = -I/xxx 
#LIBS = -lpthread

#tool chain
CC = $(TOOL_PREFIX)gcc

SRCS = $(wildcard *.c) # 当前目录下所有以.c结尾的源文件,wildcard 扩展通配符
OBJS = $(SRCS:.c = .o) # .c=.o是做一个替换,把变量$(sources)所有[.c]的字串都替换成.o

PWD := $(shell pwd)

# 生成的可执行文件名称
TARGET = test

$(TARGET) : $(OBJS)
	$(CC) $^ -o $@ $(CFLAGS) $(DEBFLAGS) $(INCLUDES) $(LIBS)
	#cp $(TARGET) $(PWD)/..

%.o : %.c
	$(CC) -c $< $(CFLAGS) $(DEBFLAGS)

clean :
# 忽略某些文件问题，继续做后面的事情
	-rm -f *.o $(TARGET)

.PHONY : clean

Makefile.dev

#
# @file Makefile
#
# @author Akagi201
# @date 2014/03/20
#
# Linux Device Driver Generic Makefile
#
# History:
# <author>    <time>       <version>    <desc>
# liuboyf1    2012-08-30   V1.0.0       创建文件
# liuboyf1    2012-09-26   V1.0.1       修改了CFLAGS为EXTRA_CFLAGS
# liuboyf1    2012-09-26   V1.0.2       简化了调试宏部分
# liuboyf1    2012-09-28   V1.0.3       修改rm为-rm
# liuboyf1    2012-10-08   V1.0.4       修改make clean
# liuboyf1    2012-10-10   V1.0.5       修改KERNELDIR
# liuboyf1    2012-10-15   V1.0.6       修改了调试参数和布局
# liuboyf1    2012-10-18   V1.0.7       修改了TOOL_DIR和TOOL_PREFIX
#

# The prefix to be added before the GNU compiler tools (optionally including
# path), i.e. "arm-linux-" or "/opt/bin/arm-linux-".
#TOOL_DIR=$(shell if [ -e /home/v5t_le-mv401_uc ]; then echo /home; else echo /opt; fi)
# 交叉编译工具
#TOOL_PREFIX=$(TOOL_DIR)/v5t_le-mv401_uc/bin/arm_v5t_le-

# Comment/uncomment the following line to enable/disable debugging
#DEBUG = y
ifeq ($(DEBUG),y)
	DEBFLAGS = -O -g # "-O" is needed to expand inlines
	DEBFLAGS += -DDEBUG # 控制是否打印调试和错误信息
else
	DEBFLAGS = -O2
endif

EXTRA_CFLAGS += -Wall
EXTRA_CFLAGS += $(DEBFLAGS)
#EXTRA_CFLAGS += -I$(LDDINC)

#tool chain
CC = $(TOOL_PREFIX)gcc
#AR:= $(TOOL_PREFIX)ar -rv

MODULE_NAME = mycdev
ifneq ($(KERNELRELEASE),)

obj-m := $(MODULE_NAME).o
#$(MODULE_NAME)-objs := file_opr.o mem_proc.o main.o

else

# in my Debian6 2.6.32
KERNELVER ?= $(shell uname -r)
KERNELDIR ?= /lib/modules/$(KERNELVER)/build
# in my IPC 2.6.18
#KERNELDIR ?= /home/akagi201/kernel_step

PWD := $(shell pwd)

modules:
	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
	#cp $(MODULE_NAME).ko $(PWD)/..

modules_install:
	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules_install
endif

clean:
	$(MAKE) -C $(KERNELDIR) M=$(PWD) clean
.PHONY: modules modules_install clean

depend .depend dep:
	$(CC) $(EXTRA_CFLAGS) -M *.c > .depend

ifeq (.depend,$(wildcard .depend))
	include .depend
endif

Makefile.noos

#
# @file Makefile
#
# @author Akagi201
# @date 2014/03/20
#
# Generic Makefile for SD / RAM on S5PV210
# usage: make ENV=RAM -> RAM boot / make -> SD boot
#

#define var - 每次修改
TARGET := led.bin
BUILD := led

ENV ?= SD # 如果ENV没有被赋值过, 则赋值为SD, 即默认SD
SDTOOLS := ./mk210 # s5pv210打包加头程序

COBJS += main.o
COBJS += start.o
COBJS += led.o

CROSS_COMPILE := arm-linux-

CC := $(CROSS_COMPILE)gcc
LD := $(CROSS_COMPILE)ld
OBJCOPY := $(CROSS_COMPILE)objcopy

CFLAGS += -Wall
CFLAGS += -I./inc

LDFLAGS += -Tmap.lds

ifeq ($(ENV), RAM)
LDFLAGS += -Ttext=0x0
else
LDFLAGS += -Ttext=0x20000000
endif

# Way - 每次不用修改
all:$(TARGET)
ifeq ($(ENV),SD)
$(TARGET):$(BUILD)
	$(OBJCOPY) -O binary $^ $@
	cp $@ ../binary -f
else
$(TARGET):$(BUILD)
	$(OBJCOPY) -O binary $^ $@.TMP
	$(SDTOOLS) $@.TMP $@
	cp $@ ../binary -f
endif

$(BUILD):$(COBJS)
	$(LD) $(LDFLAGS) -o $@ $^
	
%.o:%.c
	$(CC) $(CFLAGS) -c -o $@ $^
%.o:%.S
	$(CC) $(CFLAGS) -c -o $@ $^
	
clean:
	rm -f $(TARGET) $(BUILD) *.o *.TMP

Makefile.top

#
# @file Makefile
#
# @author Akagi201
# @date 2014/03/20
#
# Top Generic Mkefile
#
# History:
# <author>    <time>       <version>    <desc>
# liuboyf1    2012-09-11   V1.0.0       创建文件
# liuboyf1    2012-09-26   V1.0.1       添加make app make dev分别编译功能
#

PWD = $(shell pwd)

all: app dev

app:
	make -C $(PWD)/app

dev:
	make -C $(PWD)/dev

clean:
	make clean -C $(PWD)/app
	make clean -C $(PWD)/dev

.PHONY: all app dev clean

map.lds

#
# @file map.lds
#
# @author Akagi201
# @date 2014/03/20
#
# Generic map.lds for SD / RAM on S5PV210 copied from uboot
# usage: make ENV=RAM -> RAM boot / make -> SD boot
#

OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
	. = 0x0;
	
	. = ALIGN(4);
	.text   :
	{
		start.o
		*(.text)
	}

	. = ALIGN(4);
	.rodata : 
	{
		*(.rodata)
	}
	
	. = ALIGN(4);
	.data	:
	{
		*(.data)
	}
	
	. = ALIGN(4);
	.bss	:
	{
		*(.bss)
	}
}

linux下, 我的Makefiles， 目前仅仅是把应用和驱动分开成两个目录，现在所做的工程还比较小以后有必要更细致的划分，将.c文件和.h文件放在不同的目录，不过lua居然也没有分很多目录，所以暂定就这样吧
to do lists:

• 学习linux kernel的makefile和代码风格，然后再改进
• 学习LDD3的模块化，使得驱动和应用的makefile支持多目标
• 再一次学习跟我一起学makefile，改进自己的makefile
• 学习lua的makfile
• 分析公司的makefile，然后解析，充分利用makefile的各种语法