bsp/drivers/users/Makefile | ●●●●● patch | view | raw | blame | history | |
bsp/drivers/users/hello.c | ●●●●● patch | view | raw | blame | history |
bsp/drivers/users/Makefile
New file @@ -0,0 +1,39 @@ #********************************************************************************* # Copyright: (C) 2021 LingYun IoT System Studio <www.weike-iot.com> # All rights reserved. # # Filename: Makefile # Description: This Makefile used to compile all the drivers here # # Version: 1.0.0(18/12/2021~) # Author: Guo Wenxue <guowenxue@gmail.com> # ChangeLog: 1, Release initial version on "18/12/2021 01:29:33 PM" # #********************************************************************************/ CROSS_COMPILE=/opt/buildroot/cortexA7/bin/arm-linux- LINUX_SRC = ${shell pwd}/../../kernel/linux-imx/ DRV_INSTPATH = ${shell pwd}/../../rootfs/driver/ EXTRA_INSTPATH=/tftp PWD := $(shell pwd) obj-m += hello.o modules: @echo ${LINUX_SRC} @make -C $(LINUX_SRC) M=$(PWD) modules @make -C $(LINUX_SRC) M=$(PWD) modules_install INSTALL_MOD_PATH=${DRV_INSTPATH} INSTALL_MOD_STRIP=1 @make clear install: cp -af *.ko ${EXTRA_INSTPATH} clear: @rm -f *.o *.mod* .*.cmd *.symvers *.order clean: clear @rm -f *.ko bsp/drivers/users/hello.c
New file @@ -0,0 +1,35 @@ /********************************************************************************* * Copyright: (C) 2021 LingYun IoT System Studio <www.weike-iot.com> * All rights reserved. * * Filename: hello.c * Description: This file is the linux kernel sample hello module * * Version: 1.0.0(18/12/2021~) * Author: Guo Wenxue <guowenxue@gmail.com> * ChangeLog: 1, Release initial version on "18/12/2021 10:50:26 AM" * ********************************************************************************/ #include <linux/init.h> #include <linux/module.h> #include <linux/kernel.h> static __init int hello_init(void) { printk(KERN_ALERT "Hello, LingYun IoT System Studio!\n"); return 0; } static __exit void hello_exit(void) { printk(KERN_ALERT "Goodbye, I have found a good job!\n"); } module_init(hello_init); module_exit(hello_exit); MODULE_AUTHOR("GuoWenxue <guowenxue@gmail.com>"); MODULE_DESCRIPTION("Linux Kernel hello module"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_INFO(intree, "Y");