Makefile 模板 --- 内核模块

内核模块模板

• 驱动源码同级目录下

#*******************************************************************************
# xxx Co., Ltd. All Right Reserved.
# Author       :
# Version      : V1.0.0  2020.10.21
# Description  :
# Note         :  [e-mail]     Modified        2020.10.21
#*******************************************************************************#*******************************************************************************
# Path information
#*******************************************************************************
LOCAL_DIR    := $(realpath $(dir $(lastword $(MAKEFILE_LIST))))
KERNEL_DIR   ?= /home/gaoyang3513/Source/06-SG20x/02-Projects/SDK_SG200x_V2/linux_5.10/build/sg2000_milkv_duos_glibc_arm64_sd
#KERNEL_DIR   ?= $(HOME)/Source/06-SG20x/02-Projects/SDK_SG200x_V2/linux_5.10/build/sg2000_milkv_duos_glibc_arm64_sd/# ParDirectory
LIBS_DIR     :=
INCLUDE_DIR  :=# Subdirectory# Output
OUTPUT_DIR   := $(LOCAL_DIR)/output
INSTALL_DIR  ?= $(LOCAL_DIR)/__install#*******************************************************************************
# Variables
#*******************************************************************************
MULTI_CORES ?= $(shell grep -c ^processor /proc/cpuinfo)MOD_NAME := test_panic#*******************************************************************************
# Compile configure
#*******************************************************************************
ARCH          ?= arm64
CROSS_COMPILE ?= ${HOME}/Source/06-SG20x/02-Projects/SDK_SG200x_V2/host-tools/gcc/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu-CC            := $(CROSS_COMPILE)gcc
LD            := $(CROSS_COMPILE)ld
AR            := $(CROSS_COMPILE)ar
STRIP         := $(CROSS_COMPILE)strip
OBJDUMP       := $(CROSS_COMPILE)objdumpexport ARCH CROSS_COMPILE#*******************************************************************************
# Targets
#*******************************************************************************
.PHONY: all install cleanifeq ($(KERNELRELEASE),)
all: init@$(MAKE) modules         -C $(KERNEL_DIR) M=$(LOCAL_DIR) -j$(MULTI_CORES)
#	@$(MAKE) modules_install -C $(KERNEL_DIR) M=$(LOCAL_DIR) INSTALL_MOD_PATH=$(KERNEL_DIR)/_install_modules INSTALL_MOD_DIR=private@$(OBJDUMP) -hdS test_ps.o > test_ps.dmpclean:
#       File@for n in *.o *.ko *.mod.c *.mod *.cmd *.symvers *.order; do \find $(LOCAL_DIR) -type f -name $$n  -exec rm {} \;;\done
#       Directory@if [ -d $(LOCAL_DIR)/output        ]; then rm -rf $(LOCAL_DIR)/output;        fi;@if [ -d $(LOCAL_DIR)/__install     ]; then rm -rf $(LOCAL_DIR)/__install;     fi;@if [ -d $(LOCAL_DIR)/.tmp_versions ]; then rm -rf $(LOCAL_DIR)/.tmp_versions; fi;install:@mkdir -p $(INSTALL_DIR)/lib/modules/private@install -m 644 -D $(MOD_NAME).ko $(INSTALL_DIR)/lib/modules/private;init:@mkdir -p $(OUTPUT_DIR)else
obj-m := $(MOD_NAME).o$(MOD_NAME)-objs := test_ps.oINC_DIRS :=ccflags-y +=EXTRA_CFLAGS += -Wno-error=date-time	# Fix compile error on gcc 4.9 and later
EXTRA_CFLAGS += -Wno-date-time -g
endif # ifeq ($(KERNELRELEASE),)

• 上级目录

#*******************************************************************************
#  xxx Co., Ltd. All Right Reserved.
# Author       :
# Version      : V1.0.0  2020.10.21
# Description  :
# Note         : [e-mail]     Modified        2020.10.21
#*******************************************************************************#*******************************************************************************
# Path information
#*******************************************************************************
LOCAL_DIR    := $(realpath $(dir $(lastword $(MAKEFILE_LIST))))
KERNEL_DIR   ?= /home/gaoyang3513/Source/06-SG20x/02-Projects/SDK_SG200x_V2/linux_5.10/build/sg2000_milkv_duos_glibc_arm64_sd
#KERNEL_DIR   ?= $(HOME)/Source/06-SG20x/02-Projects/SDK_SG200x_V2/linux_5.10/build/sg2000_milkv_duos_glibc_arm64_sd/# ParDirectory
LIBS_DIR     :=
INCLUDE_DIR  :=# Subdirectory
SUB_DIRS := $(LOCAL_DIR)/01-Panic# Output
OUTPUT_DIR   := $(LOCAL_DIR)/output
INSTALL_DIR  ?= $(LOCAL_DIR)/__install#*******************************************************************************
# Variables
#*******************************************************************************
MULTI_CORES ?= $(shell grep -c ^processor /proc/cpuinfo)MOD_NAME := test_panic#*******************************************************************************
# Compile configure
#*******************************************************************************
ARCH          ?= arm64
CROSS_COMPILE ?= ${HOME}/Source/06-SG20x/02-Projects/SDK_SG200x_V2/host-tools/gcc/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu/bin/aarch64-linux-gnu-CC            := $(CROSS_COMPILE)gcc
LD            := $(CROSS_COMPILE)ld
AR            := $(CROSS_COMPILE)ar
STRIP         := $(CROSS_COMPILE)stripexport ARCH CROSS_COMPILE#*******************************************************************************
# Targets
#*******************************************************************************
.PHONY: init all clean install menuconfigifeq ($(KERNELRELEASE),)
all: init@for sub in $(SUB_DIRS); do \$(MAKE)                                   -C $$sub || exit "$$?"; \$(MAKE) install INSTALL_DIR=$(OUTPUT_DIR) -C $$sub || exit "$$?"; \done;clean:@for sub in $(SUB_DIRS); do \$(MAKE) clean -C $$sub || exit "$$?"; \done;
#       Directory@if [ -d $(LOCAL_DIR)/output        ]; then rm -rf $(LOCAL_DIR)/output;        fi;@if [ -d $(LOCAL_DIR)/__install     ]; then rm -rf $(LOCAL_DIR)/__install;     fi;install:@mkdir -p $(INSTALL_DIR)@cp -arf $(OUTPUT_DIR)/. $(INSTALL_DIR)init:@mkdir -p $(OUTPUT_DIR);
else
# called from kernel build system: just declare what our modules are
obj-y += $(SUB_DIRS)INC_DIRS :=subdir-ccflags-y += $(addprefix -I, $(INC_DIRS))endif # ifeq ($(KERNELRELEASE),)