SVGALIB_HELPER_MAJOR=209

svgalib_helper-objs := main.o i810.o interrupt.o virtual.o displaystart.o
obj-m		:= svgalib_helper.o

ifneq ($(KERNELRELEASE),)

   VER    ?= $(KERNELRELEASE)
   KDIR	:= /lib/modules/$(VER)/build
   PWD	:= $(shell pwd)
   TARGET  := svgalib_helper

      ifeq ($(PATCHLEVEL),4)
         include $(TOPDIR)/Rules.make
      endif

else

   VER    ?= $(shell uname -r)
   KDIR	:= /lib/modules/$(VER)/build
   PWD	:= $(shell pwd)
   TARGET  := svgalib_helper

endif


CLASS_SIMPLE := $(shell grep class_simple_create $(KDIR)/include/linux/device.h)

ifneq ($(CLASS_SIMPLE),)
  CLASS_CFLAGS = -DCLASS_SIMPLE=1
endif

EXTRA_CFLAGS := -DSVGALIB_HELPER_MAJOR=$(SVGALIB_HELPER_MAJOR) $(CLASS_CFLAGS)


default:
	$(MAKE) -C $(KDIR) SUBDIRS=$(PWD) CLASS_CFLAGS=$(CLASS_CFLAGS) modules

depend:
	$(MAKE) -C $(KDIR) SUBDIRS=$(PWD) depend


clean:
	rm -f svgalib_helper.{o,ko,mod.{o,c}} .*.{cmd,flags}
	rm -f *.o  *~ core .depend *.bak *.orig
	rm -fr .tmp_versions

svgalib_helper.o: $(svgalib_helper-objs)
	$(LD) -r -o $@ $(svgalib_helper-objs)

device:
	rm -f /dev/svga /dev/svga?
	mknod -m 666 /dev/svga c $(SVGALIB_HELPER_MAJOR) 0
	mknod -m 666 /dev/svga1 c $(SVGALIB_HELPER_MAJOR) 1
	mknod -m 666 /dev/svga2 c $(SVGALIB_HELPER_MAJOR) 2
	mknod -m 666 /dev/svga3 c $(SVGALIB_HELPER_MAJOR) 3
	mknod -m 666 /dev/svga4 c $(SVGALIB_HELPER_MAJOR) 4

install: device modules_install

modules_install: $(MODNAME)
	mkdir -p /lib/modules/$(VER)/kernel/misc
	install -m 0644 -c $(TARGET).ko /lib/modules/$(VER)/kernel/misc ||	install -m 0644 -c $(TARGET).o /lib/modules/$(VER)/kernel/misc
	depmod -a $(VER)