# SPDX-License-Identifier: GPL-2.0-only
obj-m += deepcool.o


VERSION         := 0.1.0
TARGET          := $(shell uname -r)
KVERSION        := $(shell uname -r)
KDIR            := /lib/modules/$(KVERSION)/build
DKMS_ROOT_PATH  := /usr/src/deepcool-$(VERSION)

all:
	@$(MAKE) -C $(KDIR) M=$(CURDIR) modules

clean:
	@$(MAKE) -C $(KDIR) M=$(CURDIR) clean

dkms-install:
	mkdir $(DKMS_ROOT_PATH)
	cp $(CURDIR)/dkms.conf $(DKMS_ROOT_PATH)
	cp $(CURDIR)/Makefile $(DKMS_ROOT_PATH)
	cp $(CURDIR)/deepcool.c $(DKMS_ROOT_PATH)

	sed -e "s/@CFLGS@/${MCFLAGS}/" \
	    -e "s/@VERSION@/$(VERSION)/" \
	    -i $(DKMS_ROOT_PATH)/dkms.conf

	dkms add deepcool/$(VERSION)
	dkms build deepcool/$(VERSION)
	dkms install deepcool/$(VERSION)

dkms-uninstall:
	dkms remove zenpower/$(VERSION) --all
	rm -rf $(DKMS_ROOT_PATH)


help:
	@echo ""
	@echo "Targets:"
	@echo "  all       - Build the kernel module (default)"
	@echo "  clean     - Remove build artifacts"
	@echo "  install   - Install the module to the system"
	@echo "  uninstall - Remove the module from the system"
	@echo "  load      - Load the module"
	@echo "  unload    - Unload the module"
	@echo "  reload    - Unload and reload the module"
	@echo ""
	@echo "Current kernel version: $(KVERSION)"

.PHONY: all clean install uninstall load unload reload help