src/devtools/met-driver/4.19/Makefile

ifeq ($(CONFIG_BUILD_YOCTO),y)
    MTK_PLATFORM := $(subst ",,$(CONFIG_MTK_PLATFORM))
    MET_ROOT_DIR := $(MET_DRIVER_DIR)
    MET_COMMON_DIR := $(MET_DRIVER_DIR)/common
    MET_PLF_DIR := $(MET_DRIVER_DIR)/$(MTK_PLATFORM)
    MET_BUILD_DEFAULT := n

    ifneq ($(KERNEL_OUT),)
        include $(KERNEL_OUT)/.config
        ccflags-y += -imacros $(KERNEL_OUT)/include/generated/autoconf.h
    endif
else
    #$(info TARGET_BOARD_PLATFORM=$(TARGET_BOARD_PLATFORM))
    #$(info TARGET_PRODUCT=$(TARGET_PRODUCT))
    #MTK_PLATFORM := $(subst ",,$(TARGET_BOARD_PLATFORM))
    #MTK_PLATFORM := $(TARGET_DEVICE)
    MTK_PLATFORM := mt2712
    mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST)))
    MET_ROOT_DIR := $(patsubst %/,%,$(dir $(mkfile_path)))
    MET_COMMON_DIR := $(wildcard $(MET_ROOT_DIR)/common)
    MET_PLF_DIR := $(wildcard $(MET_ROOT_DIR)/$(MTK_PLATFORM))
    MET_BUILD_DEFAULT := n

    #$(info MTK_PLATFORM=$(TARGET_DEVICE))
    #$(info mkfile_path=$(mkfile_path))
    #$(info MET_ROOT_DIR=$(MET_ROOT_DIR))
    #$(info MET_COMMON_DIR=$(MET_COMMON_DIR))
    #$(info MET_PLF_DIR=$(MET_PLF_DIR))
endif

ifeq ($(CONFIG_MODULES),y)

ifeq ($(CONFIG_FTRACE),y)
    ifeq ($(CONFIG_TRACING),y)
        FTRACE_READY := y
    endif
endif

$(info ******** Start to build met_drv for $(MTK_PLATFORM) ********)
ifneq ($(MET_PLF_DIR),)
    ifeq ($(FTRACE_READY),y)
        ifeq ($(CONFIG_BUILD_YOCTO),y)
            include $(MET_COMMON_DIR)/Kbuild.yocto
        else
            include $(MET_COMMON_DIR)/Kbuild
        endif
    else
        $(warning Not building met.ko due to CONFIG_FTRACE/CONFIG_TRACING is not set, build met default)
        MET_BUILD_DEFAULT = y
    endif
else
    $(warning not support $(MTK_PLATFORM), build met default)
    MET_BUILD_DEFAULT = y
endif
else #CONFIG_MODULES = n
    $(warning Not building met.ko due to CONFIG_MODULES is not set, build met default)
    MET_BUILD_DEFAULT := y
endif

ifeq ($(MET_BUILD_DEFAULT),y)
    MET_DEF_DIR := $(MET_ROOT_DIR)/default
    include $(MET_DEF_DIR)/Kbuild
endif