diff --git a/libc/kernel/common/linux/device.h b/libc/kernel/common/linux/device.h
new file mode 100644
index 0000000..6419322
--- /dev/null
+++ b/libc/kernel/common/linux/device.h
@@ -0,0 +1,222 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _DEVICE_H_
+#define _DEVICE_H_
+
+#include <linux/ioport.h>
+#include <linux/kobject.h>
+#include <linux/klist.h>
+#include <linux/list.h>
+#include <linux/types.h>
+#include <linux/module.h>
+#include <linux/pm.h>
+#include <asm/semaphore.h>
+#include <asm/atomic.h>
+
+#define DEVICE_NAME_SIZE 50
+#define DEVICE_NAME_HALF __stringify(20)  
+#define DEVICE_ID_SIZE 32
+#define BUS_ID_SIZE KOBJ_NAME_LEN
+
+struct device;
+struct device_driver;
+struct class;
+struct class_device;
+
+struct bus_type {
+ const char * name;
+
+ struct subsystem subsys;
+ struct kset drivers;
+ struct kset devices;
+ struct klist klist_devices;
+ struct klist klist_drivers;
+
+ struct bus_attribute * bus_attrs;
+ struct device_attribute * dev_attrs;
+ struct driver_attribute * drv_attrs;
+
+ int (*match)(struct device * dev, struct device_driver * drv);
+ int (*uevent)(struct device *dev, char **envp,
+ int num_envp, char *buffer, int buffer_size);
+ int (*probe)(struct device * dev);
+ int (*remove)(struct device * dev);
+ void (*shutdown)(struct device * dev);
+ int (*suspend)(struct device * dev, pm_message_t state);
+ int (*resume)(struct device * dev);
+};
+
+struct device * bus_find_device(struct bus_type *bus, struct device *start,
+ void *data, int (*match)(struct device *, void *));
+
+struct bus_attribute {
+ struct attribute attr;
+ ssize_t (*show)(struct bus_type *, char * buf);
+ ssize_t (*store)(struct bus_type *, const char * buf, size_t count);
+};
+
+#define BUS_ATTR(_name,_mode,_show,_store)  struct bus_attribute bus_attr_##_name = __ATTR(_name,_mode,_show,_store)
+
+struct device_driver {
+ const char * name;
+ struct bus_type * bus;
+
+ struct completion unloaded;
+ struct kobject kobj;
+ struct klist klist_devices;
+ struct klist_node knode_bus;
+
+ struct module * owner;
+
+ int (*probe) (struct device * dev);
+ int (*remove) (struct device * dev);
+ void (*shutdown) (struct device * dev);
+ int (*suspend) (struct device * dev, pm_message_t state);
+ int (*resume) (struct device * dev);
+};
+
+struct driver_attribute {
+ struct attribute attr;
+ ssize_t (*show)(struct device_driver *, char * buf);
+ ssize_t (*store)(struct device_driver *, const char * buf, size_t count);
+};
+
+#define DRIVER_ATTR(_name,_mode,_show,_store)  struct driver_attribute driver_attr_##_name = __ATTR(_name,_mode,_show,_store)
+
+struct device * driver_find_device(struct device_driver *drv,
+ struct device *start, void *data,
+ int (*match)(struct device *, void *));
+
+struct class {
+ const char * name;
+ struct module * owner;
+
+ struct subsystem subsys;
+ struct list_head children;
+ struct list_head devices;
+ struct list_head interfaces;
+ struct semaphore sem;
+
+ struct class_attribute * class_attrs;
+ struct class_device_attribute * class_dev_attrs;
+
+ int (*uevent)(struct class_device *dev, char **envp,
+ int num_envp, char *buffer, int buffer_size);
+
+ void (*release)(struct class_device *dev);
+ void (*class_release)(struct class *class);
+};
+
+struct class_attribute {
+ struct attribute attr;
+ ssize_t (*show)(struct class *, char * buf);
+ ssize_t (*store)(struct class *, const char * buf, size_t count);
+};
+
+#define CLASS_ATTR(_name,_mode,_show,_store)  struct class_attribute class_attr_##_name = __ATTR(_name,_mode,_show,_store) 
+
+struct class_device_attribute {
+ struct attribute attr;
+ ssize_t (*show)(struct class_device *, char * buf);
+ ssize_t (*store)(struct class_device *, const char * buf, size_t count);
+};
+
+#define CLASS_DEVICE_ATTR(_name,_mode,_show,_store)  struct class_device_attribute class_device_attr_##_name =   __ATTR(_name,_mode,_show,_store)
+
+struct class_device {
+ struct list_head node;
+
+ struct kobject kobj;
+ struct class * class;
+ dev_t devt;
+ struct class_device_attribute *devt_attr;
+ struct class_device_attribute uevent_attr;
+ struct device * dev;
+ void * class_data;
+ struct class_device *parent;
+ struct attribute_group ** groups;
+
+ void (*release)(struct class_device *dev);
+ int (*uevent)(struct class_device *dev, char **envp,
+ int num_envp, char *buffer, int buffer_size);
+ char class_id[BUS_ID_SIZE];
+};
+
+struct class_interface {
+ struct list_head node;
+ struct class *class;
+
+ int (*add) (struct class_device *, struct class_interface *);
+ void (*remove) (struct class_device *, struct class_interface *);
+};
+
+struct device_attribute {
+ struct attribute attr;
+ ssize_t (*show)(struct device *dev, struct device_attribute *attr,
+ char *buf);
+ ssize_t (*store)(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count);
+};
+
+#define DEVICE_ATTR(_name,_mode,_show,_store)  struct device_attribute dev_attr_##_name = __ATTR(_name,_mode,_show,_store)
+
+struct device {
+ struct klist klist_children;
+ struct klist_node knode_parent;
+ struct klist_node knode_driver;
+ struct klist_node knode_bus;
+ struct device * parent;
+
+ struct kobject kobj;
+ char bus_id[BUS_ID_SIZE];
+ struct device_attribute uevent_attr;
+ struct device_attribute *devt_attr;
+
+ struct semaphore sem;
+
+ struct bus_type * bus;
+ struct device_driver *driver;
+ void *driver_data;
+ void *platform_data;
+ void *firmware_data;
+ struct dev_pm_info power;
+
+ u64 *dma_mask;
+ u64 coherent_dma_mask;
+
+ struct list_head dma_pools;
+
+ struct dma_coherent_mem *dma_mem;
+
+ struct list_head node;
+ struct class *class;
+ dev_t devt;
+
+ void (*release)(struct device * dev);
+};
+
+#define dev_printk(level, dev, format, arg...)   printk(level "%s %s: " format , dev_driver_string(dev) , (dev)->bus_id , ## arg)
+
+#ifdef DEBUG
+#define dev_dbg(dev, format, arg...)   dev_printk(KERN_DEBUG , dev , format , ## arg)
+#else
+#define dev_dbg(dev, format, arg...) do { (void)(dev); } while (0)
+#endif
+
+#define dev_err(dev, format, arg...)   dev_printk(KERN_ERR , dev , format , ## arg)
+#define dev_info(dev, format, arg...)   dev_printk(KERN_INFO , dev , format , ## arg)
+#define dev_warn(dev, format, arg...)   dev_printk(KERN_WARNING , dev , format , ## arg)
+#define dev_notice(dev, format, arg...)   dev_printk(KERN_NOTICE , dev , format , ## arg)
+
+#define MODULE_ALIAS_CHARDEV(major,minor)   MODULE_ALIAS("char-major-" __stringify(major) "-" __stringify(minor))
+#define MODULE_ALIAS_CHARDEV_MAJOR(major)   MODULE_ALIAS("char-major-" __stringify(major) "-*")
+#endif