2 * Header file for UBI support for U-Boot
4 * Adaptation from kernel to U-Boot
6 * Copyright (C) 2005-2007 Samsung Electronics
7 * Kyungmin Park <kyungmin.park@samsung.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
20 #include <linux/crc32.h>
21 #include <linux/mtd/mtd.h>
23 #ifdef CONFIG_CMD_ONENAND
24 #include <onenand_uboot.h>
27 #include <asm/errno.h>
29 #define DPRINTK(format, args...) \
31 printf("%s[%d]: " format "\n", __func__, __LINE__, ##args); \
35 #define CONFIG_MTD_UBI_WL_THRESHOLD 4096
36 #define CONFIG_MTD_UBI_BEB_RESERVE 1
37 #define UBI_IO_DEBUG 0
39 /* debug options (Linux: drivers/mtd/ubi/Kconfig.debug) */
40 #undef CONFIG_MTD_UBI_DEBUG
41 #undef CONFIG_MTD_UBI_DEBUG_PARANOID
42 #undef CONFIG_MTD_UBI_DEBUG_MSG
43 #undef CONFIG_MTD_UBI_DEBUG_MSG_EBA
44 #undef CONFIG_MTD_UBI_DEBUG_MSG_WL
45 #undef CONFIG_MTD_UBI_DEBUG_MSG_IO
46 #undef CONFIG_MTD_UBI_DEBUG_MSG_BLD
47 #define CONFIG_MTD_UBI_DEBUG_DISABLE_BGT
49 /* compiler options */
50 #define uninitialized_var(x) x = x
53 #define get_device(...)
54 #define put_device(...)
55 #define ubi_sysfs_init(...) 0
56 #define ubi_sysfs_close(...) do { } while (0)
57 static inline int is_power_of_2(unsigned long n)
59 return (n != 0 && ((n & (n - 1)) == 0));
67 #define alloc_chrdev_region(...) 0
68 #define unregister_chrdev_region(...)
70 #define class_create(...) __builtin_return_address(0)
71 #define class_create_file(...) 0
72 #define class_remove_file(...)
73 #define class_destroy(...)
74 #define misc_register(...) 0
75 #define misc_deregister(...)
78 #define device_register(...) 0
79 #define volume_sysfs_init(...) 0
80 #define volume_sysfs_close(...) do { } while (0)
87 #define init_waitqueue_head(...) do { } while (0)
88 #define wait_event_interruptible(...) 0
89 #define wake_up_interruptible(...) do { } while (0)
90 #define print_hex_dump(...) do { } while (0)
91 #define dump_stack(...) do { } while (0)
94 #define task_pid_nr(x) 0
95 #define set_freezable(...) do { } while (0)
96 #define try_to_freeze(...) 0
97 #define set_current_state(...) do { } while (0)
98 #define kthread_should_stop(...) 0
99 #define schedule() do { } while (0)
102 static inline unsigned long copy_from_user(void *dest, const void *src,
105 memcpy((void *)dest, (void *)src, count);
110 typedef int spinlock_t;
111 typedef int wait_queue_head_t;
112 #define spin_lock_init(...)
113 #define spin_lock(...)
114 #define spin_unlock(...)
116 #define mutex_init(...)
117 #define mutex_lock(...)
118 #define mutex_unlock(...)
120 #define init_rwsem(...) do { } while (0)
121 #define down_read(...) do { } while (0)
122 #define down_write(...) do { } while (0)
123 #define down_write_trylock(...) 0
124 #define up_read(...) do { } while (0)
125 #define up_write(...) do { } while (0)
127 struct kmem_cache { int i; };
128 #define kmem_cache_create(...) 1
129 #define kmem_cache_alloc(obj, gfp) malloc(sizeof(struct ubi_wl_entry))
130 #define kmem_cache_free(obj, size) free(size)
131 #define kmem_cache_destroy(...)
133 #define cond_resched() do { } while (0)
134 #define yield() do { } while (0)
148 #define kthread_create(...) __builtin_return_address(0)
149 #define kthread_stop(...) do { } while (0)
150 #define wake_up_process(...) do { } while (0)
152 #define BUS_ID_SIZE 20
154 struct rw_semaphore { int i; };
156 struct device *parent;
158 char bus_id[BUS_ID_SIZE]; /* position on parent bus */
159 dev_t devt; /* dev_t, creates the sysfs "dev" */
160 void (*release)(struct device *dev);
162 struct mutex { int i; };
163 struct kernel_param { int i; };
169 #define cdev_init(...) do { } while (0)
170 #define cdev_add(...) 0
171 #define cdev_del(...) do { } while (0)
173 #define MAX_ERRNO 4095
174 #define IS_ERR_VALUE(x) ((x) >= (unsigned long)-MAX_ERRNO)
176 static inline void *ERR_PTR(long error)
178 return (void *) error;
181 static inline long PTR_ERR(const void *ptr)
186 static inline long IS_ERR(const void *ptr)
188 return IS_ERR_VALUE((unsigned long)ptr);
191 /* Force a compilation error if condition is true */
192 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
195 #define THIS_MODULE 0
196 #define try_module_get(...) 0
197 #define module_put(...) do { } while (0)
198 #define module_init(...)
199 #define module_exit(...)
200 #define EXPORT_SYMBOL(...)
201 #define EXPORT_SYMBOL_GPL(...)
202 #define module_param_call(...)
203 #define MODULE_PARM_DESC(...)
204 #define MODULE_VERSION(...)
205 #define MODULE_DESCRIPTION(...)
206 #define MODULE_AUTHOR(...)
207 #define MODULE_LICENSE(...)
209 #include "../drivers/mtd/ubi/ubi.h"
212 extern int ubi_mtd_param_parse(const char *val, struct kernel_param *kp);
213 extern int ubi_init(void);
214 extern void ubi_exit(void);
216 extern struct ubi_device *ubi_devices[];