makefile

rt 7520采集卡 linux驱动源代码

#
#	FILE NAME: Makefile
#
#	FILE DESCRIPTION: Make description file for building driver
#
#	PROJECT NAME: Linux DM7520 Driver, Library, and Example Programs
#
#	PROJECT VERSION: (Defined in README.TXT)
#
#	Copyright 2004 RTD Embedded Technologies, Inc.  All Rights Reserved.
#

OS_INCLUDE=/usr/src/linux-$(shell /bin/uname -r)/include

CC=gcc
DEBUG_FLAGS=
INCLUDE_FLAGS=-I../include -I$(OS_INCLUDE)
KERNEL_FLAGS=-DMODULE -D__KERNEL__ -DLINUX
OPTIMIZE_FLAGS=-O6
WARNING_FLAGS=-Wall
CFLAGS:= \
	$(DEBUG_FLAGS) \
	$(INCLUDE_FLAGS) \
	$(KERNEL_FLAGS) \
	$(OPTIMIZE_FLAGS) \
	$(WARNING_FLAGS)

all:	rtd-dm7520.o

rtd-dm7520.o:	rtd-dm7520.c
	$(CC) $(CFLAGS) -c rtd-dm7520.c

clean:
	rm -f *.o

insmod:
	insmod ./rtd-dm7520.o

rmmod:
	rmmod rtd-dm7520

devices:
	@echo "Removing old device files ..."; \
	rm -f /dev/rtd-dm7520-[0-3] \
	echo ""; \
	echo -n "Obtaining device major number ... "; \
	major=`awk "\\$$2==\"rtd-dm7520\" {print \\$$1}" /proc/devices`; \
	if [ "$${major}" == "" ]; \
	then \
	    echo ""; \
	    echo "FAILED: The kernel driver doesn't seem to be loaded."; \
	    echo ""; \
	else \
	    echo "$${major}"; \
	    echo ""; \
	    echo "Creating device files ..."; \
	    minor=0; \
	    while [ $${minor} -lt 4 ]; \
	    do \
		echo "   /dev/rtd-dm7520-$${minor}"; \
		mknod --mode=0666 /dev/rtd-dm7520-$${minor} c $${major} $${minor}; \
		minor=`expr $${minor} + 1`; \
	    done; \
	fi;