1 #ifndef _LINUX_COMPAT_H_ 2 #define _LINUX_COMPAT_H_ 3 4 #include <malloc.h> 5 #include <linux/types.h> 6 #include <linux/err.h> 7 8 struct unused {}; 9 typedef struct unused unused_t; 10 11 struct p_current{ 12 int pid; 13 }; 14 15 extern struct p_current *current; 16 17 #define ndelay(x) udelay(1) 18 19 #define dev_dbg(dev, fmt, args...) \ 20 debug(fmt, ##args) 21 #define dev_vdbg(dev, fmt, args...) \ 22 debug(fmt, ##args) 23 #define dev_info(dev, fmt, args...) \ 24 printf(fmt, ##args) 25 #define dev_err(dev, fmt, args...) \ 26 printf(fmt, ##args) 27 #define printk printf 28 #define printk_once printf 29 30 #define KERN_EMERG 31 #define KERN_ALERT 32 #define KERN_CRIT 33 #define KERN_ERR 34 #define KERN_WARNING 35 #define KERN_NOTICE 36 #define KERN_INFO 37 #define KERN_DEBUG 38 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) 45 46 struct kmem_cache { int sz; }; 47 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) 53 54 #define DECLARE_WAITQUEUE(...) do { } while (0) 55 #define add_wait_queue(...) do { } while (0) 56 #define remove_wait_queue(...) do { } while (0) 57 58 #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) 59 60 #ifndef BUG 61 #define BUG() do { \ 62 printf("U-Boot BUG at %s:%d!\n", __FILE__, __LINE__); \ 63 } while (0) 64 65 #define BUG_ON(condition) do { if (condition) BUG(); } while(0) 66 #endif /* BUG */ 67 68 #define WARN_ON(x) if (x) {printf("WARNING in %s line %d\n" \ 69 , __FILE__, __LINE__); } 70 71 #define PAGE_SIZE 4096 72 73 /* drivers/char/random.c */ 74 #define get_random_bytes(...) 75 76 /* idr.c */ 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) 82 83 /* include/linux/leds.h */ 84 struct led_trigger {}; 85 86 #define DEFINE_LED_TRIGGER(x) static struct led_trigger *x; 87 enum led_brightness { 88 LED_OFF = 0, 89 LED_HALF = 127, 90 LED_FULL = 255, 91 }; 92 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) {} 98 99 /* include/linux/log2.h */ 100 static inline int is_power_of_2(unsigned long n) 101 { 102 return (n != 0 && ((n & (n - 1)) == 0)); 103 } 104 105 /* uapi/linux/limits.h */ 106 #define XATTR_LIST_MAX 65536 /* size of extended attribute namelist (64k) */ 107 108 /** 109 * The type used for indexing onto a disc or disc partition. 110 * 111 * Linux always considers sectors to be 512 bytes long independently 112 * of the devices real block size. 113 * 114 * blkcnt_t is the type of the inode's block count. 115 */ 116 #ifdef CONFIG_LBDAF 117 typedef u64 sector_t; 118 typedef u64 blkcnt_t; 119 #else 120 typedef unsigned long sector_t; 121 typedef unsigned long blkcnt_t; 122 #endif 123 124 #define ENOTSUPP 524 /* Operation is not supported */ 125 126 /* module */ 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(...) 143 144 /* character device */ 145 #define MKDEV(...) 0 146 #define MAJOR(dev) 0 147 #define MINOR(dev) 0 148 149 #define alloc_chrdev_region(...) 0 150 #define unregister_chrdev_region(...) 151 152 #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(...) 158 159 #define blocking_notifier_call_chain(...) 0 160 161 #define __initdata 162 #define late_initcall(...) 163 164 #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) 168 169 #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) 174 175 #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) 181 182 #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) 186 187 struct work_struct {}; 188 189 unsigned long copy_from_user(void *dest, const void *src, 190 unsigned long count); 191 192 void *vzalloc(unsigned long size); 193 194 typedef unused_t spinlock_t; 195 typedef int wait_queue_head_t; 196 197 #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) 202 203 #define DEFINE_MUTEX(...) 204 #define mutex_init(...) 205 #define mutex_lock(...) 206 #define mutex_unlock(...) 207 208 #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) 214 215 #define cond_resched() do { } while (0) 216 #define yield() do { } while (0) 217 218 #define __init 219 #define __exit 220 #define __devinit 221 #define __devinitdata 222 #define __devinitconst 223 224 #define kthread_create(...) __builtin_return_address(0) 225 #define kthread_stop(...) do { } while (0) 226 #define wake_up_process(...) do { } while (0) 227 228 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) 233 struct device { 234 struct device *parent; 235 struct class *class; 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 */ 241 }; 242 struct mutex { int i; }; 243 struct kernel_param { int i; }; 244 245 struct cdev { 246 int owner; 247 dev_t dev; 248 }; 249 #define cdev_init(...) do { } while (0) 250 #define cdev_add(...) 0 251 #define cdev_del(...) do { } while (0) 252 253 #define prandom_u32(...) 0 254 255 typedef struct { 256 uid_t val; 257 } kuid_t; 258 259 typedef struct { 260 gid_t val; 261 } kgid_t; 262 263 /* from include/linux/types.h */ 264 265 typedef int atomic_t; 266 /** 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. 270 */ 271 struct callback_head { 272 struct callback_head *next; 273 void (*func)(struct callback_head *head); 274 }; 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 */ 279 }; 280 281 /* from include/linux/writeback.h */ 282 /* 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. 286 */ 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 */ 291 292 /* 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. 296 */ 297 loff_t range_start; 298 loff_t range_end; 299 300 enum writeback_sync_modes sync_mode; 301 302 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 */ 308 }; 309 310 void *kmemdup(const void *src, size_t len, gfp_t gfp); 311 312 typedef int irqreturn_t; 313 314 struct timer_list {}; 315 struct notifier_block {}; 316 317 typedef unsigned long dmaaddr_t; 318 319 #define cpu_relax() do {} while (0) 320 321 #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) 327 328 #define IRQ_NONE 0 329 #define IRQ_HANDLED 1 330 331 #define dev_set_drvdata(dev, data) do {} while (0) 332 333 #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) 0 339 340 #endif 341