Modul basics initial

2 files changed, 33 insertions, 0 deletions

diff --git a/kernel-devel/module-basics/vain/Makefile b/kernel-devel/module-basics/vain/Makefile
new file mode 100644
index 0000000..553d4c8
--- /dev/null
+++ b/kernel-devel/module-basics/vain/Makefile
@@ -0,0 +1,13 @@
+# If KERNELRELEASE is defined, we've been invoked from the
+# kernel build system and can use its language.
+ifneq ($(KERNELRELEASE),)
+    obj-m := vain.o
+
+# Otherwise we were called directly from the command
+# line; invoke the kernel build system.
+else
+    KERNELDIR ?= /lib/modules/$(shell uname -r)/build
+    PWD := $(shell pwd)
+default:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+endif
\ No newline at end of file
diff --git a/kernel-devel/module-basics/vain/vain.c b/kernel-devel/module-basics/vain/vain.c
new file mode 100644
index 0000000..6b27033
--- /dev/null
+++ b/kernel-devel/module-basics/vain/vain.c
@@ -0,0 +1,20 @@
+#include <linux/init.h>
+#include <linux/module.h>
+
+static int vain_init(void)
+{
+	printk(KERN_INFO "vain_init: done\n");
+	return 0;
+}
+
+static void vain_exit(void)
+{
+	printk(KERN_INFO "vain_exit: done\n");
+}
+
+module_init(vain_init);
+module_exit(vain_exit);
+
+MODULE_AUTHOR("Benedikt Spranger <b.spranger@linutronix.de>");
+MODULE_DESCRIPTION("a more or less useless module");
+MODULE_LICENSE("GPL v2");