makefile

基于ppc405eP平台的键盘驱动代码

#
# Makefile for tw2834 as a module
#

obj-m	:= led.o

KDIR	= ../../../linux-2.6.14-rc3
#KDIR	= /home/xchannel/work/2.6.14_new_kernel/linux-2.6.14-rc3-g4c234921
PWD		:= $(shell pwd)

CROSS	= ppc_405-

CC		= $(CROSS)gcc
LD		= $(CROSS)ld

CFLAGS	= -nostdinc -isystem /opt/hardhat/previewkit/ppc/405/lib/gcc-lib/powerpc-hardhat-linux/3.2.1/include \
                 -D__KERNEL__ -I$(KDIR)/include -I$(KDIR)/arch/ppc -I$(KDIR)/arch/ppc/include -Wall -Wundef -Wstrict-prototypes \
                 -Wno-trigraphs -fno-strict-aliasing -fno-common -ffreestanding -O2 -fomit-frame-pointer -I$(KDIR)/arch/ppc -msoft-float \
                 -pipe -ffixed-r2 -mmultiple -mstring -Wa,-m405 -DKBUILD_BASENAME=led -DKBUILD_MODNAME=led -DMODULE

OBJS	= led.o
SRC		= led.c led.h led.mod.c

all: clean mux.ko

mux.ko: $(SRC)
	@echo
	@echo "----[ Stage #1 ]---------------"
	@echo
	$(CC) $(CFLAGS) -c -o led.o led.c
	@echo
	@echo "----[ Stage #2 ]---------------"
	@echo
	$(CC) $(CFLAGS) -c -o led.mod.o led.mod.c
	@echo
	@echo "----[ Stage #3 ]---------------"
	@echo
	$(LD) -EB -r -o led.ko led.o led.mod.o

clean:
	@echo
	@echo "----[ Clean ]------------------"
	@echo
	rm -f $(OBJS) *.o *.ko tags