利用Makefile单独编译驱动模块文件
Makefile文件如下:
KERNELDIR = /home/wenhao/platform/linux-2.6.34 PWD := $(shell pwd) CROSS_COMPILE = /usr/local/arm/4.3.2/bin/arm-linux- CC = $(CROSS_COMPILE)gcc obj-m := key.o modules: $(MAKE) -C $(KERNELDIR) M=$(PWD) modules clean: rm -rf *.o *~ core .depend .*.cmd *.ko *.mod.c .tmp_versions .PHONY: modules clean