android驱动代码测试...

study/driver/00-code/android/test/test.c

@@ -0,0 +1,52 @@
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+//#include <linux/list.h>
+//#include <linux/mm.h>
+//#include <linux/mm_types.h>
+
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_AUTHOR("Gatieme");
+MODULE_DESCRIPTION("test world");
+
+/*
+ * print the module information
+ */
+static void print_module(void)
+{
+    struct module *mod;
+
+    printk(KERN_ALERT "this module: %p==%p\n", &__this_module, THIS_MODULE);
+    printk(KERN_ALERT "module state: %d\n", THIS_MODULE->state);
+    printk(KERN_ALERT "module name: %s\n", THIS_MODULE->name);
+
+    list_for_each_entry(mod, *(&THIS_MODULE->list.prev), list);
+    printk(KERN_ALERT "module name: %s\n", mod->name);
+    printk(KERN_ALERT "module state: %d\n", THIS_MODULE->state);
+}
+
+
+static int test_init(void)
+{
+    print_module( );
+
+    printk(KERN_ALERT "run in cpu %d\n", get_cpu());
+
+    printk(KERN_ALERT "PAGE_OFFSET : 0x%lx, TASK_SIZE : 0x%lx", PAGE_OFFSET, TASK_SIZE);
+
+
+    return 0;
+}
+
+
+
+static void test_exit(void)
+{
+    printk(KERN_ERR"exit");
+}
+
+
+module_init(test_init);
+module_exit(test_exit);