1 #ifndef _LINUX_COMPAT_H_
2 #define _LINUX_COMPAT_H_
5 #include <linux/types.h>
9 typedef struct unused unused_t;
15 extern struct p_current *current;
17 #define ndelay(x) udelay(1)
19 #define dev_dbg(dev, fmt, args...) \
21 #define dev_vdbg(dev, fmt, args...) \
23 #define dev_info(dev, fmt, args...) \
25 #define dev_err(dev, fmt, args...) \
28 #define printk_once printf
39 void *kmalloc(size_t size, int flags);
40 void *kzalloc(size_t size, int flags);
41 #define vmalloc(size) kmalloc(size, 0)
42 #define __vmalloc(size, flags, pgsz) kmalloc(size, flags)
43 #define kfree(ptr) free(ptr)
44 #define vfree(ptr) free(ptr)
46 struct kmem_cache { int sz; };
48 struct kmem_cache *get_mem(int element_sz);
49 #define kmem_cache_create(a, sz, c, d, e) get_mem(sz)
50 void *kmem_cache_alloc(struct kmem_cache *obj, int flag);
51 #define kmem_cache_free(obj, size) free(size)
52 #define kmem_cache_destroy(obj) free(obj)
54 #define DECLARE_WAITQUEUE(...) do { } while (0)
55 #define add_wait_queue(...) do { } while (0)
56 #define remove_wait_queue(...) do { } while (0)
58 #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
62 printf("U-Boot BUG at %s:%d!\n", __FILE__, __LINE__); \
65 #define BUG_ON(condition) do { if (condition) BUG(); } while(0)
68 #define WARN_ON(x) if (x) {printf("WARNING in %s line %d\n" \
69 , __FILE__, __LINE__); }
71 #define PAGE_SIZE 4096
73 /* drivers/char/random.c */
74 #define get_random_bytes(...)
77 #define GFP_ATOMIC ((gfp_t) 0)
78 #define GFP_KERNEL ((gfp_t) 0)
79 #define GFP_NOFS ((gfp_t) 0)
80 #define GFP_USER ((gfp_t) 0)
81 #define __GFP_NOWARN ((gfp_t) 0)
83 /* include/linux/leds.h */
84 struct led_trigger {};
86 #define DEFINE_LED_TRIGGER(x) static struct led_trigger *x;
93 static inline void led_trigger_register_simple(const char *name,
94 struct led_trigger **trigger) {}
95 static inline void led_trigger_unregister_simple(struct led_trigger *trigger) {}
96 static inline void led_trigger_event(struct led_trigger *trigger,
97 enum led_brightness event) {}
99 /* include/linux/log2.h */
100 static inline int is_power_of_2(unsigned long n)
102 return (n != 0 && ((n & (n - 1)) == 0));
105 /* uapi/linux/limits.h */
106 #define XATTR_LIST_MAX 65536 /* size of extended attribute namelist (64k) */
109 * The type used for indexing onto a disc or disc partition.
111 * Linux always considers sectors to be 512 bytes long independently
112 * of the devices real block size.
114 * blkcnt_t is the type of the inode's block count.
117 typedef u64 sector_t;
118 typedef u64 blkcnt_t;
120 typedef unsigned long sector_t;
121 typedef unsigned long blkcnt_t;
124 #define ENOTSUPP 524 /* Operation is not supported */
127 #define THIS_MODULE 0
128 #define try_module_get(...) 1
129 #define module_put(...) do { } while (0)
130 #define module_init(...)
131 #define module_exit(...)
132 #define EXPORT_SYMBOL(...)
133 #define EXPORT_SYMBOL_GPL(...)
134 #define module_param(...)
135 #define module_param_call(...)
136 #define MODULE_PARM_DESC(...)
137 #define MODULE_VERSION(...)
138 #define MODULE_DESCRIPTION(...)
139 #define MODULE_AUTHOR(...)
140 #define MODULE_LICENSE(...)
141 #define MODULE_ALIAS(...)
142 #define __module_get(...)
144 /* character device */
149 #define alloc_chrdev_region(...) 0
150 #define unregister_chrdev_region(...)
152 #define class_create(...) __builtin_return_address(0)
153 #define class_create_file(...) 0
154 #define class_remove_file(...)
155 #define class_destroy(...)
156 #define misc_register(...) 0
157 #define misc_deregister(...)
159 #define blocking_notifier_call_chain(...) 0
162 #define late_initcall(...)
164 #define dev_set_name(...) do { } while (0)
165 #define device_register(...) 0
166 #define volume_sysfs_init(...) 0
167 #define volume_sysfs_close(...) do { } while (0)
169 #define init_waitqueue_head(...) do { } while (0)
170 #define wait_event_interruptible(...) 0
171 #define wake_up_interruptible(...) do { } while (0)
172 #define print_hex_dump(...) do { } while (0)
173 #define dump_stack(...) do { } while (0)
175 #define task_pid_nr(x) 0
176 #define set_freezable(...) do { } while (0)
177 #define try_to_freeze(...) 0
178 #define set_current_state(...) do { } while (0)
179 #define kthread_should_stop(...) 0
180 #define schedule() do { } while (0)
182 #define setup_timer(timer, func, data) do {} while (0)
183 #define del_timer_sync(timer) do {} while (0)
184 #define schedule_work(work) do {} while (0)
185 #define INIT_WORK(work, fun) do {} while (0)
187 struct work_struct {};
189 unsigned long copy_from_user(void *dest, const void *src,
190 unsigned long count);
192 void *vzalloc(unsigned long size);
194 typedef unused_t spinlock_t;
195 typedef int wait_queue_head_t;
197 #define spin_lock_init(lock) do {} while (0)
198 #define spin_lock(lock) do {} while (0)
199 #define spin_unlock(lock) do {} while (0)
200 #define spin_lock_irqsave(lock, flags) do { debug("%lu\n", flags); } while (0)
201 #define spin_unlock_irqrestore(lock, flags) do { flags = 0; } while (0)
203 #define DEFINE_MUTEX(...)
204 #define mutex_init(...)
205 #define mutex_lock(...)
206 #define mutex_unlock(...)
208 #define init_rwsem(...) do { } while (0)
209 #define down_read(...) do { } while (0)
210 #define down_write(...) do { } while (0)
211 #define down_write_trylock(...) 1
212 #define up_read(...) do { } while (0)
213 #define up_write(...) do { } while (0)
215 #define cond_resched() do { } while (0)
216 #define yield() do { } while (0)
221 #define __devinitdata
222 #define __devinitconst
224 #define kthread_create(...) __builtin_return_address(0)
225 #define kthread_stop(...) do { } while (0)
226 #define wake_up_process(...) do { } while (0)
228 struct rw_semaphore { int i; };
229 #define down_write(...) do { } while (0)
230 #define up_write(...) do { } while (0)
231 #define down_read(...) do { } while (0)
232 #define up_read(...) do { } while (0)
234 struct device *parent;
236 dev_t devt; /* dev_t, creates the sysfs "dev" */
237 void (*release)(struct device *dev);
238 /* This is used from drivers/usb/musb-new subsystem only */
239 void *driver_data; /* data private to the driver */
240 void *device_data; /* data private to the device */
242 struct mutex { int i; };
243 struct kernel_param { int i; };
249 #define cdev_init(...) do { } while (0)
250 #define cdev_add(...) 0
251 #define cdev_del(...) do { } while (0)
253 #define prandom_u32(...) 0
263 /* from include/linux/types.h */
265 typedef int atomic_t;
267 * struct callback_head - callback structure for use with RCU and task_work
268 * @next: next update requests in a list
269 * @func: actual update function to call after the grace period.
271 struct callback_head {
272 struct callback_head *next;
273 void (*func)(struct callback_head *head);
275 #define rcu_head callback_head
276 enum writeback_sync_modes {
277 WB_SYNC_NONE, /* Don't wait on anything */
278 WB_SYNC_ALL, /* Wait on every mapping */
281 /* from include/linux/writeback.h */
283 * A control structure which tells the writeback code what to do. These are
284 * always on the stack, and hence need no locking. They are always initialised
285 * in a manner such that unspecified fields are set to zero.
287 struct writeback_control {
288 long nr_to_write; /* Write this many pages, and decrement
289 this for each page written */
290 long pages_skipped; /* Pages which were not written */
293 * For a_ops->writepages(): if start or end are non-zero then this is
294 * a hint that the filesystem need only write out the pages inside that
295 * byterange. The byte at `end' is included in the writeout request.
300 enum writeback_sync_modes sync_mode;
302 unsigned for_kupdate:1; /* A kupdate writeback */
303 unsigned for_background:1; /* A background writeback */
304 unsigned tagged_writepages:1; /* tag-and-write to avoid livelock */
305 unsigned for_reclaim:1; /* Invoked from the page allocator */
306 unsigned range_cyclic:1; /* range_start is cyclic */
307 unsigned for_sync:1; /* sync(2) WB_SYNC_ALL writeback */
310 void *kmemdup(const void *src, size_t len, gfp_t gfp);
312 typedef int irqreturn_t;
314 struct timer_list {};
315 struct notifier_block {};
317 typedef unsigned long dmaaddr_t;
319 #define cpu_relax() do {} while (0)
321 #define pm_runtime_get_sync(dev) do {} while (0)
322 #define pm_runtime_put(dev) do {} while (0)
323 #define pm_runtime_put_sync(dev) do {} while (0)
324 #define pm_runtime_use_autosuspend(dev) do {} while (0)
325 #define pm_runtime_set_autosuspend_delay(dev, delay) do {} while (0)
326 #define pm_runtime_enable(dev) do {} while (0)
329 #define IRQ_HANDLED 1
331 #define dev_set_drvdata(dev, data) do {} while (0)
333 #define enable_irq(...)
334 #define disable_irq(...)
335 #define disable_irq_wake(irq) do {} while (0)
336 #define enable_irq_wake(irq) -EINVAL
337 #define free_irq(irq, data) do {} while (0)
338 #define request_irq(nr, f, flags, nm, data) 0