#*******************************************************************************
#The rule of make Linux kernel module
#*******************************************************************************
BUILD_DIR = $(TEMP_PATH)/$(subst $(SDK_PATH)/,,$(CURDIR))
BUILD_DIR_MAKEFILE := $(BUILD_DIR)/Makefile

$(TARGET)-objs = $(SRCS:%.c=%.o)

ifneq ($(KERNELRELEASE),)
    obj-m += $(TARGET).o
endif

EXTDRV_KO=$(REL_KO)/extdrv

EXTRA_CFLAGS += $(EXTDRV_CFLAGS)

#*******************************************************************************
#The file need tobe clean, when make clean
CLEAN_FILE := $(SRCS:%.c=%.o)
CLEAN_FILE += $(SRCS:%.c=%.o.cmd)
CLEAN_FILE += $(join $(dir $(SRCS)), $(patsubst %.c, .%.o.cmd, $(notdir $(SRCS))))
CLEAN_FILE += $(TARGET).mod.c \
                         $(TARGET).ko.cmd \
                         $(TARGET).ko \
                         $(TARGET).o \
                         $(TARGET).mod.o \
                         .$(TARGET).ko.cmd \
                         .$(TARGET).o.cmd \
                         .$(TARGET).mod.o.cmd

#*******************************************************************************
.PHONY: default clean
default:
	@echo -e "\e[0;32;1m--Compiling '$(TARGET)'... Configs as follow:\e[0;36;1m"
	@echo ---- CROSS=$(CROSS)
	@echo ---- OT_ARCH=$(OT_ARCH), OT_CHIP=$(OT_CHIP), CVER=$(CVER), OT_FPGA=$(OT_FPGA)
	@echo ---- CPU_TYPE=$(CPU_TYPE)
	@echo ---- MPP_CFLAGS=$(MPP_CFLAGS)
	@echo ---- SDK_PATH=$(SDK_PATH) , PARAM_FILE=$(PARAM_FILE)
	@echo ---- KERNEL_ROOT=$(KERNEL_ROOT)
	@echo ---- ARCH_ROOT=$(ARCH_ROOT), ARCH_HAL=$(ARCH_HAL)
	@echo ---- $(EXTRA_CFLAGS)
	@@echo -e "\e[0m"
	@mkdir -p $(BUILD_DIR)
	@touch $(BUILD_DIR_MAKEFILE)
	@$(MAKE) -C $(KERNEL_ROOT) M=$(BUILD_DIR) src=$(CURDIR) O=$(KERNEL_ROOT) V=10 modules -j 24
	@mkdir -p $(EXTDRV_KO) && cp -rf $(BUILD_DIR)/$(TARGET).ko $(EXTDRV_KO)
clean:
	@rm -f $(EXTDRV_KO)/$(TARGET).ko
	@rm -rf $(addprefix $(BUILD_DIR)/,$(CLEAN_FILE) .tmp_versions Module.symvers modules.order)