17b15e2bbSMike Frysinger #ifndef _LINUX_COMPAT_H_ 27b15e2bbSMike Frysinger #define _LINUX_COMPAT_H_ 37b15e2bbSMike Frysinger 40c06db59SHeiko Schocher #include <malloc.h> 50c06db59SHeiko Schocher #include <linux/types.h> 60c06db59SHeiko Schocher #include <linux/err.h> 75219db8aSHeiko Schocher #include <linux/kernel.h> 80c06db59SHeiko Schocher 90c06db59SHeiko Schocher struct unused {}; 100c06db59SHeiko Schocher typedef struct unused unused_t; 110c06db59SHeiko Schocher 120c06db59SHeiko Schocher struct p_current{ 130c06db59SHeiko Schocher int pid; 140c06db59SHeiko Schocher }; 150c06db59SHeiko Schocher 160c06db59SHeiko Schocher extern struct p_current *current; 170c06db59SHeiko Schocher 187b15e2bbSMike Frysinger #define ndelay(x) udelay(1) 197b15e2bbSMike Frysinger 202f96b06bSWu, Josh #define dev_dbg(dev, fmt, args...) \ 212f96b06bSWu, Josh debug(fmt, ##args) 222f96b06bSWu, Josh #define dev_vdbg(dev, fmt, args...) \ 232f96b06bSWu, Josh debug(fmt, ##args) 242f96b06bSWu, Josh #define dev_info(dev, fmt, args...) \ 252f96b06bSWu, Josh printf(fmt, ##args) 262f96b06bSWu, Josh #define dev_err(dev, fmt, args...) \ 272f96b06bSWu, Josh printf(fmt, ##args) 28*88a7fffeSAndreas Bießmann #define dev_warn(dev, fmt, args...) \ 29*88a7fffeSAndreas Bießmann printf(fmt, ##args) 307b15e2bbSMike Frysinger #define printk printf 310c06db59SHeiko Schocher #define printk_once printf 327b15e2bbSMike Frysinger 337b15e2bbSMike Frysinger #define KERN_EMERG 347b15e2bbSMike Frysinger #define KERN_ALERT 357b15e2bbSMike Frysinger #define KERN_CRIT 367b15e2bbSMike Frysinger #define KERN_ERR 377b15e2bbSMike Frysinger #define KERN_WARNING 387b15e2bbSMike Frysinger #define KERN_NOTICE 397b15e2bbSMike Frysinger #define KERN_INFO 407b15e2bbSMike Frysinger #define KERN_DEBUG 417b15e2bbSMike Frysinger 426b9f9eadSMasahiro Yamada #define GFP_ATOMIC ((gfp_t) 0) 436b9f9eadSMasahiro Yamada #define GFP_KERNEL ((gfp_t) 0) 446b9f9eadSMasahiro Yamada #define GFP_NOFS ((gfp_t) 0) 456b9f9eadSMasahiro Yamada #define GFP_USER ((gfp_t) 0) 466b9f9eadSMasahiro Yamada #define __GFP_NOWARN ((gfp_t) 0) 476b9f9eadSMasahiro Yamada #define __GFP_ZERO ((__force gfp_t)0x8000u) /* Return zeroed page on success */ 486b9f9eadSMasahiro Yamada 490c06db59SHeiko Schocher void *kmalloc(size_t size, int flags); 506b9f9eadSMasahiro Yamada 516b9f9eadSMasahiro Yamada static inline void *kzalloc(size_t size, gfp_t flags) 526b9f9eadSMasahiro Yamada { 536b9f9eadSMasahiro Yamada return kmalloc(size, flags | __GFP_ZERO); 546b9f9eadSMasahiro Yamada } 555219db8aSHeiko Schocher 565219db8aSHeiko Schocher static inline void *kmalloc_array(size_t n, size_t size, gfp_t flags) 575219db8aSHeiko Schocher { 585219db8aSHeiko Schocher if (size != 0 && n > SIZE_MAX / size) 595219db8aSHeiko Schocher return NULL; 605219db8aSHeiko Schocher return kmalloc(n * size, flags | __GFP_ZERO); 615219db8aSHeiko Schocher } 625219db8aSHeiko Schocher 635219db8aSHeiko Schocher static inline void *kcalloc(size_t n, size_t size, gfp_t flags) 645219db8aSHeiko Schocher { 655219db8aSHeiko Schocher return kmalloc_array(n, size, flags | __GFP_ZERO); 665219db8aSHeiko Schocher } 675219db8aSHeiko Schocher 680c06db59SHeiko Schocher #define vmalloc(size) kmalloc(size, 0) 690c06db59SHeiko Schocher #define __vmalloc(size, flags, pgsz) kmalloc(size, flags) 70ebc3328cSMasahiro Yamada static inline void *vzalloc(unsigned long size) 71ebc3328cSMasahiro Yamada { 72ebc3328cSMasahiro Yamada return kzalloc(size, 0); 73ebc3328cSMasahiro Yamada } 745219db8aSHeiko Schocher static inline void kfree(const void *block) 755219db8aSHeiko Schocher { 765219db8aSHeiko Schocher free((void *)block); 775219db8aSHeiko Schocher } 785219db8aSHeiko Schocher static inline void vfree(const void *addr) 795219db8aSHeiko Schocher { 805219db8aSHeiko Schocher free((void *)addr); 815219db8aSHeiko Schocher } 827b15e2bbSMike Frysinger 830c06db59SHeiko Schocher struct kmem_cache { int sz; }; 840c06db59SHeiko Schocher 850c06db59SHeiko Schocher struct kmem_cache *get_mem(int element_sz); 860c06db59SHeiko Schocher #define kmem_cache_create(a, sz, c, d, e) get_mem(sz) 870c06db59SHeiko Schocher void *kmem_cache_alloc(struct kmem_cache *obj, int flag); 885219db8aSHeiko Schocher static inline void kmem_cache_free(struct kmem_cache *cachep, void *obj) 895219db8aSHeiko Schocher { 905219db8aSHeiko Schocher free(obj); 915219db8aSHeiko Schocher } 925219db8aSHeiko Schocher static inline void kmem_cache_destroy(struct kmem_cache *cachep) 935219db8aSHeiko Schocher { 945219db8aSHeiko Schocher free(cachep); 955219db8aSHeiko Schocher } 960c06db59SHeiko Schocher 977b15e2bbSMike Frysinger #define DECLARE_WAITQUEUE(...) do { } while (0) 987b15e2bbSMike Frysinger #define add_wait_queue(...) do { } while (0) 997b15e2bbSMike Frysinger #define remove_wait_queue(...) do { } while (0) 1007b15e2bbSMike Frysinger 1017b15e2bbSMike Frysinger #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) 1027b15e2bbSMike Frysinger 1037b15e2bbSMike Frysinger #ifndef BUG 1047b15e2bbSMike Frysinger #define BUG() do { \ 1057b15e2bbSMike Frysinger printf("U-Boot BUG at %s:%d!\n", __FILE__, __LINE__); \ 1067b15e2bbSMike Frysinger } while (0) 1077b15e2bbSMike Frysinger 1087b15e2bbSMike Frysinger #define BUG_ON(condition) do { if (condition) BUG(); } while(0) 1097b15e2bbSMike Frysinger #endif /* BUG */ 1107b15e2bbSMike Frysinger 1116777a3cfSMike Frysinger #define WARN_ON(x) if (x) {printf("WARNING in %s line %d\n" \ 1126777a3cfSMike Frysinger , __FILE__, __LINE__); } 1136777a3cfSMike Frysinger 1147b15e2bbSMike Frysinger #define PAGE_SIZE 4096 1158f2df5d3SLijun Pan 1160c06db59SHeiko Schocher /* drivers/char/random.c */ 1170c06db59SHeiko Schocher #define get_random_bytes(...) 1180c06db59SHeiko Schocher 1190c06db59SHeiko Schocher /* include/linux/leds.h */ 1200c06db59SHeiko Schocher struct led_trigger {}; 1210c06db59SHeiko Schocher 1220c06db59SHeiko Schocher #define DEFINE_LED_TRIGGER(x) static struct led_trigger *x; 1230c06db59SHeiko Schocher enum led_brightness { 1240c06db59SHeiko Schocher LED_OFF = 0, 1250c06db59SHeiko Schocher LED_HALF = 127, 1260c06db59SHeiko Schocher LED_FULL = 255, 1270c06db59SHeiko Schocher }; 1280c06db59SHeiko Schocher 1290c06db59SHeiko Schocher static inline void led_trigger_register_simple(const char *name, 1300c06db59SHeiko Schocher struct led_trigger **trigger) {} 1310c06db59SHeiko Schocher static inline void led_trigger_unregister_simple(struct led_trigger *trigger) {} 1320c06db59SHeiko Schocher static inline void led_trigger_event(struct led_trigger *trigger, 1330c06db59SHeiko Schocher enum led_brightness event) {} 1340c06db59SHeiko Schocher 1350c06db59SHeiko Schocher /* uapi/linux/limits.h */ 1360c06db59SHeiko Schocher #define XATTR_LIST_MAX 65536 /* size of extended attribute namelist (64k) */ 1370c06db59SHeiko Schocher 1380c06db59SHeiko Schocher /** 1390c06db59SHeiko Schocher * The type used for indexing onto a disc or disc partition. 1400c06db59SHeiko Schocher * 1410c06db59SHeiko Schocher * Linux always considers sectors to be 512 bytes long independently 1420c06db59SHeiko Schocher * of the devices real block size. 1430c06db59SHeiko Schocher * 1440c06db59SHeiko Schocher * blkcnt_t is the type of the inode's block count. 1450c06db59SHeiko Schocher */ 1460c06db59SHeiko Schocher #ifdef CONFIG_LBDAF 1470c06db59SHeiko Schocher typedef u64 sector_t; 1480c06db59SHeiko Schocher typedef u64 blkcnt_t; 1490c06db59SHeiko Schocher #else 1500c06db59SHeiko Schocher typedef unsigned long sector_t; 1510c06db59SHeiko Schocher typedef unsigned long blkcnt_t; 1520c06db59SHeiko Schocher #endif 1530c06db59SHeiko Schocher 1540c06db59SHeiko Schocher #define ENOTSUPP 524 /* Operation is not supported */ 1550c06db59SHeiko Schocher 1560c06db59SHeiko Schocher /* module */ 1570c06db59SHeiko Schocher #define THIS_MODULE 0 1580c06db59SHeiko Schocher #define try_module_get(...) 1 1590c06db59SHeiko Schocher #define module_put(...) do { } while (0) 1600c06db59SHeiko Schocher #define module_init(...) 1610c06db59SHeiko Schocher #define module_exit(...) 1620c06db59SHeiko Schocher #define EXPORT_SYMBOL(...) 1630c06db59SHeiko Schocher #define EXPORT_SYMBOL_GPL(...) 1640c06db59SHeiko Schocher #define module_param(...) 1650c06db59SHeiko Schocher #define module_param_call(...) 1660c06db59SHeiko Schocher #define MODULE_PARM_DESC(...) 1670c06db59SHeiko Schocher #define MODULE_VERSION(...) 1680c06db59SHeiko Schocher #define MODULE_DESCRIPTION(...) 1690c06db59SHeiko Schocher #define MODULE_AUTHOR(...) 1700c06db59SHeiko Schocher #define MODULE_LICENSE(...) 1710c06db59SHeiko Schocher #define MODULE_ALIAS(...) 1720c06db59SHeiko Schocher #define __module_get(...) 1730c06db59SHeiko Schocher 1740c06db59SHeiko Schocher /* character device */ 1750c06db59SHeiko Schocher #define MKDEV(...) 0 1760c06db59SHeiko Schocher #define MAJOR(dev) 0 1770c06db59SHeiko Schocher #define MINOR(dev) 0 1780c06db59SHeiko Schocher 1790c06db59SHeiko Schocher #define alloc_chrdev_region(...) 0 1800c06db59SHeiko Schocher #define unregister_chrdev_region(...) 1810c06db59SHeiko Schocher 1820c06db59SHeiko Schocher #define class_create(...) __builtin_return_address(0) 1830c06db59SHeiko Schocher #define class_create_file(...) 0 1845219db8aSHeiko Schocher #define class_register(...) 0 1855219db8aSHeiko Schocher #define class_unregister(...) 1860c06db59SHeiko Schocher #define class_remove_file(...) 1870c06db59SHeiko Schocher #define class_destroy(...) 1880c06db59SHeiko Schocher #define misc_register(...) 0 1890c06db59SHeiko Schocher #define misc_deregister(...) 1900c06db59SHeiko Schocher 1910c06db59SHeiko Schocher #define blocking_notifier_call_chain(...) 0 1920c06db59SHeiko Schocher 1930c06db59SHeiko Schocher #define __initdata 1940c06db59SHeiko Schocher #define late_initcall(...) 1950c06db59SHeiko Schocher 1960c06db59SHeiko Schocher #define dev_set_name(...) do { } while (0) 1970c06db59SHeiko Schocher #define device_register(...) 0 1985219db8aSHeiko Schocher #define device_unregister(...) 1990c06db59SHeiko Schocher #define volume_sysfs_init(...) 0 2000c06db59SHeiko Schocher #define volume_sysfs_close(...) do { } while (0) 2010c06db59SHeiko Schocher 2020c06db59SHeiko Schocher #define init_waitqueue_head(...) do { } while (0) 2030c06db59SHeiko Schocher #define wait_event_interruptible(...) 0 2040c06db59SHeiko Schocher #define wake_up_interruptible(...) do { } while (0) 2050c06db59SHeiko Schocher #define print_hex_dump(...) do { } while (0) 2060c06db59SHeiko Schocher #define dump_stack(...) do { } while (0) 2070c06db59SHeiko Schocher 2080c06db59SHeiko Schocher #define task_pid_nr(x) 0 2090c06db59SHeiko Schocher #define set_freezable(...) do { } while (0) 2100c06db59SHeiko Schocher #define try_to_freeze(...) 0 2110c06db59SHeiko Schocher #define set_current_state(...) do { } while (0) 2120c06db59SHeiko Schocher #define kthread_should_stop(...) 0 2130c06db59SHeiko Schocher #define schedule() do { } while (0) 2140c06db59SHeiko Schocher 2150c06db59SHeiko Schocher #define setup_timer(timer, func, data) do {} while (0) 2160c06db59SHeiko Schocher #define del_timer_sync(timer) do {} while (0) 2170c06db59SHeiko Schocher #define schedule_work(work) do {} while (0) 2180c06db59SHeiko Schocher #define INIT_WORK(work, fun) do {} while (0) 2190c06db59SHeiko Schocher 2200c06db59SHeiko Schocher struct work_struct {}; 2210c06db59SHeiko Schocher 2220c06db59SHeiko Schocher unsigned long copy_from_user(void *dest, const void *src, 2230c06db59SHeiko Schocher unsigned long count); 2240c06db59SHeiko Schocher 2250c06db59SHeiko Schocher typedef unused_t spinlock_t; 2260c06db59SHeiko Schocher typedef int wait_queue_head_t; 2270c06db59SHeiko Schocher 2280c06db59SHeiko Schocher #define spin_lock_init(lock) do {} while (0) 2290c06db59SHeiko Schocher #define spin_lock(lock) do {} while (0) 2300c06db59SHeiko Schocher #define spin_unlock(lock) do {} while (0) 2310c06db59SHeiko Schocher #define spin_lock_irqsave(lock, flags) do { debug("%lu\n", flags); } while (0) 2320c06db59SHeiko Schocher #define spin_unlock_irqrestore(lock, flags) do { flags = 0; } while (0) 2330c06db59SHeiko Schocher 2340c06db59SHeiko Schocher #define DEFINE_MUTEX(...) 2350c06db59SHeiko Schocher #define mutex_init(...) 2360c06db59SHeiko Schocher #define mutex_lock(...) 2370c06db59SHeiko Schocher #define mutex_unlock(...) 2380c06db59SHeiko Schocher 2390c06db59SHeiko Schocher #define init_rwsem(...) do { } while (0) 2400c06db59SHeiko Schocher #define down_read(...) do { } while (0) 2410c06db59SHeiko Schocher #define down_write(...) do { } while (0) 2420c06db59SHeiko Schocher #define down_write_trylock(...) 1 2430c06db59SHeiko Schocher #define up_read(...) do { } while (0) 2440c06db59SHeiko Schocher #define up_write(...) do { } while (0) 2450c06db59SHeiko Schocher 2460c06db59SHeiko Schocher #define cond_resched() do { } while (0) 2470c06db59SHeiko Schocher #define yield() do { } while (0) 2480c06db59SHeiko Schocher 2490c06db59SHeiko Schocher #define __init 2500c06db59SHeiko Schocher #define __exit 2510c06db59SHeiko Schocher #define __devinit 2520c06db59SHeiko Schocher #define __devinitdata 2530c06db59SHeiko Schocher #define __devinitconst 2540c06db59SHeiko Schocher 2550c06db59SHeiko Schocher #define kthread_create(...) __builtin_return_address(0) 2560c06db59SHeiko Schocher #define kthread_stop(...) do { } while (0) 2570c06db59SHeiko Schocher #define wake_up_process(...) do { } while (0) 2580c06db59SHeiko Schocher 2590c06db59SHeiko Schocher struct rw_semaphore { int i; }; 2600c06db59SHeiko Schocher #define down_write(...) do { } while (0) 2610c06db59SHeiko Schocher #define up_write(...) do { } while (0) 2620c06db59SHeiko Schocher #define down_read(...) do { } while (0) 2630c06db59SHeiko Schocher #define up_read(...) do { } while (0) 2640c06db59SHeiko Schocher struct device { 2650c06db59SHeiko Schocher struct device *parent; 2660c06db59SHeiko Schocher struct class *class; 2670c06db59SHeiko Schocher dev_t devt; /* dev_t, creates the sysfs "dev" */ 2680c06db59SHeiko Schocher void (*release)(struct device *dev); 2690c06db59SHeiko Schocher /* This is used from drivers/usb/musb-new subsystem only */ 2700c06db59SHeiko Schocher void *driver_data; /* data private to the driver */ 2710c06db59SHeiko Schocher void *device_data; /* data private to the device */ 2720c06db59SHeiko Schocher }; 2730c06db59SHeiko Schocher struct mutex { int i; }; 2740c06db59SHeiko Schocher struct kernel_param { int i; }; 2750c06db59SHeiko Schocher 2760c06db59SHeiko Schocher struct cdev { 2770c06db59SHeiko Schocher int owner; 2780c06db59SHeiko Schocher dev_t dev; 2790c06db59SHeiko Schocher }; 2800c06db59SHeiko Schocher #define cdev_init(...) do { } while (0) 2810c06db59SHeiko Schocher #define cdev_add(...) 0 2820c06db59SHeiko Schocher #define cdev_del(...) do { } while (0) 2830c06db59SHeiko Schocher 2840c06db59SHeiko Schocher #define prandom_u32(...) 0 2850c06db59SHeiko Schocher 2860c06db59SHeiko Schocher typedef struct { 2870c06db59SHeiko Schocher uid_t val; 2880c06db59SHeiko Schocher } kuid_t; 2890c06db59SHeiko Schocher 2900c06db59SHeiko Schocher typedef struct { 2910c06db59SHeiko Schocher gid_t val; 2920c06db59SHeiko Schocher } kgid_t; 2930c06db59SHeiko Schocher 2940c06db59SHeiko Schocher /* from include/linux/types.h */ 2950c06db59SHeiko Schocher 2960c06db59SHeiko Schocher /** 2970c06db59SHeiko Schocher * struct callback_head - callback structure for use with RCU and task_work 2980c06db59SHeiko Schocher * @next: next update requests in a list 2990c06db59SHeiko Schocher * @func: actual update function to call after the grace period. 3000c06db59SHeiko Schocher */ 3010c06db59SHeiko Schocher struct callback_head { 3020c06db59SHeiko Schocher struct callback_head *next; 3030c06db59SHeiko Schocher void (*func)(struct callback_head *head); 3040c06db59SHeiko Schocher }; 3050c06db59SHeiko Schocher #define rcu_head callback_head 3060c06db59SHeiko Schocher enum writeback_sync_modes { 3070c06db59SHeiko Schocher WB_SYNC_NONE, /* Don't wait on anything */ 3080c06db59SHeiko Schocher WB_SYNC_ALL, /* Wait on every mapping */ 3090c06db59SHeiko Schocher }; 3100c06db59SHeiko Schocher 3110c06db59SHeiko Schocher /* from include/linux/writeback.h */ 3120c06db59SHeiko Schocher /* 3130c06db59SHeiko Schocher * A control structure which tells the writeback code what to do. These are 3140c06db59SHeiko Schocher * always on the stack, and hence need no locking. They are always initialised 3150c06db59SHeiko Schocher * in a manner such that unspecified fields are set to zero. 3160c06db59SHeiko Schocher */ 3170c06db59SHeiko Schocher struct writeback_control { 3180c06db59SHeiko Schocher long nr_to_write; /* Write this many pages, and decrement 3190c06db59SHeiko Schocher this for each page written */ 3200c06db59SHeiko Schocher long pages_skipped; /* Pages which were not written */ 3210c06db59SHeiko Schocher 3220c06db59SHeiko Schocher /* 3230c06db59SHeiko Schocher * For a_ops->writepages(): if start or end are non-zero then this is 3240c06db59SHeiko Schocher * a hint that the filesystem need only write out the pages inside that 3250c06db59SHeiko Schocher * byterange. The byte at `end' is included in the writeout request. 3260c06db59SHeiko Schocher */ 3270c06db59SHeiko Schocher loff_t range_start; 3280c06db59SHeiko Schocher loff_t range_end; 3290c06db59SHeiko Schocher 3300c06db59SHeiko Schocher enum writeback_sync_modes sync_mode; 3310c06db59SHeiko Schocher 3320c06db59SHeiko Schocher unsigned for_kupdate:1; /* A kupdate writeback */ 3330c06db59SHeiko Schocher unsigned for_background:1; /* A background writeback */ 3340c06db59SHeiko Schocher unsigned tagged_writepages:1; /* tag-and-write to avoid livelock */ 3350c06db59SHeiko Schocher unsigned for_reclaim:1; /* Invoked from the page allocator */ 3360c06db59SHeiko Schocher unsigned range_cyclic:1; /* range_start is cyclic */ 3370c06db59SHeiko Schocher unsigned for_sync:1; /* sync(2) WB_SYNC_ALL writeback */ 3380c06db59SHeiko Schocher }; 3390c06db59SHeiko Schocher 3400c06db59SHeiko Schocher void *kmemdup(const void *src, size_t len, gfp_t gfp); 3410c06db59SHeiko Schocher 3420c06db59SHeiko Schocher typedef int irqreturn_t; 3430c06db59SHeiko Schocher 3440c06db59SHeiko Schocher struct timer_list {}; 3450c06db59SHeiko Schocher struct notifier_block {}; 3460c06db59SHeiko Schocher 3470c06db59SHeiko Schocher typedef unsigned long dmaaddr_t; 3480c06db59SHeiko Schocher 3490c06db59SHeiko Schocher #define pm_runtime_get_sync(dev) do {} while (0) 3500c06db59SHeiko Schocher #define pm_runtime_put(dev) do {} while (0) 3510c06db59SHeiko Schocher #define pm_runtime_put_sync(dev) do {} while (0) 3520c06db59SHeiko Schocher #define pm_runtime_use_autosuspend(dev) do {} while (0) 3530c06db59SHeiko Schocher #define pm_runtime_set_autosuspend_delay(dev, delay) do {} while (0) 3540c06db59SHeiko Schocher #define pm_runtime_enable(dev) do {} while (0) 3550c06db59SHeiko Schocher 3560c06db59SHeiko Schocher #define IRQ_NONE 0 3570c06db59SHeiko Schocher #define IRQ_HANDLED 1 358747a0a5bSKishon Vijay Abraham I #define IRQ_WAKE_THREAD 2 3590c06db59SHeiko Schocher 3600c06db59SHeiko Schocher #define dev_set_drvdata(dev, data) do {} while (0) 3610c06db59SHeiko Schocher 3620c06db59SHeiko Schocher #define enable_irq(...) 3630c06db59SHeiko Schocher #define disable_irq(...) 3640c06db59SHeiko Schocher #define disable_irq_wake(irq) do {} while (0) 3650c06db59SHeiko Schocher #define enable_irq_wake(irq) -EINVAL 3660c06db59SHeiko Schocher #define free_irq(irq, data) do {} while (0) 3670c06db59SHeiko Schocher #define request_irq(nr, f, flags, nm, data) 0 3680c06db59SHeiko Schocher 3697b15e2bbSMike Frysinger #endif 370