makefile_linux24x

RT8111/R8168 PCI Express 的linux驱动程序

################################################################################
# 
# Copyright(c) Realtek Semiconductor Corp. All rights reserved.
# 
# This program is free software; you can redistribute it and/or modify it 
# under the terms of the GNU General Public License as published by the Free 
# Software Foundation; either version 2 of the License, or (at your option) 
# any later version.
# 
# This program is distributed in the hope that it will be useful, but WITHOUT 
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for 
# more details.
# 
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 59 
# Temple Place - Suite 330, Boston, MA  02111-1307, USA.
# 
# The full GNU General Public License is included in this distribution in the
# file called LICENSE.
# 
################################################################################

CC		:= gcc
LD		:= ld
ARCH		:= $(shell uname -m | sed 's/i.86/i386/')
KSRC		:= /lib/modules/$(shell uname -r)/build
CONFIG_FILE	:= $(KSRC)/include/linux/autoconf.h


ifeq ($(ARCH),x86_64)
   MODCFLAGS	+= -mcmodel=kernel -mno-red-zone
endif

#standard flags for module builds
MODCFLAGS	+= -DLINUX -D__KERNEL__ -DMODULE -O2 -pipe -Wall
MODCFLAGS	+= -I$(KSRC)/include -I.
MODCFLAGS	+= -DMODVERSIONS -DEXPORT_SYMTAB -include $(KSRC)/include/linux/modversions.h
ifeq ($(RTL_IOCTL),y)
   SOURCE	:= r8168_n.c rtl_ioctl.c
else
   SOURCE	:= r8168_n.c
endif
OBJS		:= $(SOURCE:.c=.o)


SMP		:= $(shell $(CC) $(MODCFLAGS) -E -dM $(CONFIG_FILE) | \
   grep CONFIG_SMP | awk '{print $$3}')

ifneq ($(SMP),1)
   SMP		:= 0
endif

ifeq ($(SMP),1)
   MODCFLAGS	+= -D__SMP__
endif

modules: $(OBJS)
	$(LD) -r $^ -o r8168.o
	strip --strip-debug r8168.o

%.o: %.c
	$(CC) $(MODCFLAGS) -c $< -o $@ 

clean:
	rm *.o -f