makefile

canbus4linux,来自www.sourceforge.net

#*****************************************************************************
#
#   Makefile for CANBUS4LINUX driver
#
#   (C) Copyright 2003 by Juergen Eder
#
# The CANBUS4LINUX driver is distributed under the Gnu General Public License.
# See file COPYING for details
#
#*****************************************************************************



# currently running kernel
CURRENT=$(shell uname -r)
KERNEL_NEW=$(shell if [ -d /lib/modules/$(CURRENT)/build ] ; \
		then echo yes ; else echo no ; fi )

ifndef KERNEL_LOCATION
ifeq ($(KERNEL_NEW),yes)
KERNEL_LOCATION=/lib/modules/$(CURRENT)/build
MODULE_CHAR_LOC=/lib/modules/$(CURRENT)/kernel/drivers/char
else
KERNEL_LOCATION=/usr/src/linux
MODULE_CHAR_LOC=/lib/modules/$(CURRENT)/kernel/drivers/char
endif
endif

#export TOPDIR := $(KERNEL_LOCATION)

# Test for latest 2.5.xx and future 2.6.xx kernels
KERNEL_VERSION := $(shell awk -F\" '/REL/ {print $$2}' \
	$(KERNEL_LOCATION)/include/linux/version.h | awk -F\- '{print $$1}')

KERNEL_MODULE_V26 := $(shell echo $(KERNEL_VERSION) \
	| sed -n 's/^.*2\.[5-9]\..*$$/yes/p')

# Target object file if any
O_TARGET     :=
# Regular object files
O_OBJS       = can200par.o cantronik.o elektor_canpar.o isa_sja1000.o sja1000.o canbuscore.o
# Objects with exported symbols (-DEXPORT_SYMTAB)
OX_OBJS      =
# Module objects 
M_OBJS       = $(O_OBJS)
# Module only objects with exported symbols (-DEXPORT_SYMTAB)
MX_OBJS      = 
# Kernel only objects 
L_OBJS       =	
# Kernel only objects with exported symbols (-DEXPORT_SYMTAB)
LX_OBJS      = 
# Additional CFLAGS
EXTRA_CFLAGS =

# Linux 2.4.2 build system needs next
obj-m += $(O_OBJS)

ifndef KERNEL_MODULE_V26
FINAL_MODULE_OBJS=$(obj-m)
else
FINAL_MODULE_OBJS=$(obj-m:%.o=%.ko)
endif


all : make_this_module

install : remove_version_0_1 install_this_module

make_this_module:
	DIR=`pwd`; (cd $(KERNEL_LOCATION); make SUBDIRS=$$DIR modules)

remove_version_0_1:
	rm -f /lib/modules/$(VER)/misc/elektor_canpar.o
	rm -f /lib/modules/$(VER)/misc/can200par.o
	rm -f /lib/modules/$(VER)/misc/sja1000.o
	rm -f /lib/modules/$(VER)/misc/canbuscore.o
	rm -f /usr/src/linux/include/canbus4linux.h

create_can_nodes:
	rm -f /dev/can?
	mknod /dev/can0 c 91 0
	mknod /dev/can1 c 91 1
	mknod /dev/can2 c 91 2
	mknod /dev/can3 c 91 3
	mknod /dev/can4 c 91 4
	mknod /dev/can5 c 91 5
	mknod /dev/can6 c 91 6
	mknod /dev/can7 c 91 7
	mknod /dev/can8 c 91 8
	mknod /dev/can9 c 91 9
	chmod 777 /dev/can?
	ln -f -s /dev/can0 /dev/can

install_this_module: remove_version_0_1 make_this_module create_can_nodes
	su -c "mkdir -v -p $(MODULE_CHAR_LOC); cp -v $(FINAL_MODULE_OBJS) $(MODULE_CHAR_LOC)"
#	install -c canbus4linux.h $(KERNEL_LOCATION)/include/linux
	install -c canbus4linux.h /usr/include/linux

clean:
	rm -f $(M_OBJS) $(MX_OBJS) *.ko .*.o.flags .*.o.cmd .*.ko.cmd .depend *~ *.mod.c *.mod.o

unload:
	rmmod elektor_canpar       || :
	rmmod cantronik            || :
	rmmod can200par            || :
	rmmod isa_sja1000          || :
	rmmod sja1000              || :
	rmmod canbuscore           || :
	modprobe -r
	
load:
	insmod canbuscore.ko
	insmod sja1000.ko
#	insmod isa_sja1000.o cards=can-200pc
#	modprobe -k parport_pc
	insmod elektor_canpar.ko
	insmod can200par.ko frequency=16000000
	insmod cantronik.ko frequency=16000000

reload: unload load

run_test: unload load
	gcan

EXTRA_CFLAGS= 


ifndef KERNEL_MODULE_V26
include $(KERNEL_LOCATION)/Rules.make
endif