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/types.h>
22 #include <linux/list.h>
23 #include <linux/rbtree.h>
24 #include <linux/string.h>
25 #include <linux/mtd/mtd.h>
26 #include <linux/mtd/ubi.h>
28 #ifdef CONFIG_CMD_ONENAND
29 #include <onenand_uboot.h>
32 #include <asm/errno.h>
34 #define DPRINTK(format, args...) \
36 printf("%s[%d]: " format "\n", __func__, __LINE__, ##args); \
40 #define CONFIG_MTD_UBI_WL_THRESHOLD 4096
41 #define CONFIG_MTD_UBI_BEB_RESERVE 1
42 #define UBI_IO_DEBUG 0
44 /* debug options (Linux: drivers/mtd/ubi/Kconfig.debug) */
45 #undef CONFIG_MTD_UBI_DEBUG
46 #undef CONFIG_MTD_UBI_DEBUG_PARANOID
47 #undef CONFIG_MTD_UBI_DEBUG_MSG
48 #undef CONFIG_MTD_UBI_DEBUG_MSG_EBA
49 #undef CONFIG_MTD_UBI_DEBUG_MSG_WL
50 #undef CONFIG_MTD_UBI_DEBUG_MSG_IO
51 #undef CONFIG_MTD_UBI_DEBUG_MSG_BLD
52 #define CONFIG_MTD_UBI_DEBUG_DISABLE_BGT
54 /* compiler options */
55 #define uninitialized_var(x) x = x
58 #define get_device(...)
59 #define put_device(...)
60 #define ubi_sysfs_init(...) 0
61 #define ubi_sysfs_close(...) do { } while (0)
62 static inline int is_power_of_2(unsigned long n)
64 return (n != 0 && ((n & (n - 1)) == 0));
72 #define alloc_chrdev_region(...) 0
73 #define unregister_chrdev_region(...)
75 #define class_create(...) __builtin_return_address(0)
76 #define class_create_file(...) 0
77 #define class_remove_file(...)
78 #define class_destroy(...)
79 #define misc_register(...) 0
80 #define misc_deregister(...)
83 #define device_register(...) 0
84 #define volume_sysfs_init(...) 0
85 #define volume_sysfs_close(...) do { } while (0)
92 #define init_waitqueue_head(...) do { } while (0)
93 #define wait_event_interruptible(...) 0
94 #define wake_up_interruptible(...) do { } while (0)
95 #define print_hex_dump(...) do { } while (0)
96 #define dump_stack(...) do { } while (0)
99 #define task_pid_nr(x) 0
100 #define set_freezable(...) do { } while (0)
101 #define try_to_freeze(...) 0
102 #define set_current_state(...) do { } while (0)
103 #define kthread_should_stop(...) 0
104 #define schedule() do { } while (0)
107 static inline unsigned long copy_from_user(void *dest, const void *src,
110 memcpy((void *)dest, (void *)src, count);
115 typedef int spinlock_t;
116 typedef int wait_queue_head_t;
117 #define spin_lock_init(...)
118 #define spin_lock(...)
119 #define spin_unlock(...)
121 #define mutex_init(...)
122 #define mutex_lock(...)
123 #define mutex_unlock(...)
125 #define init_rwsem(...) do { } while (0)
126 #define down_read(...) do { } while (0)
127 #define down_write(...) do { } while (0)
128 #define down_write_trylock(...) 0
129 #define up_read(...) do { } while (0)
130 #define up_write(...) do { } while (0)
132 struct kmem_cache { int i; };
133 #define kmem_cache_create(...) 1
134 #define kmem_cache_alloc(obj, gfp) malloc(sizeof(struct ubi_wl_entry))
135 #define kmem_cache_free(obj, size) free(size)
136 #define kmem_cache_destroy(...)
138 #define cond_resched() do { } while (0)
139 #define yield() do { } while (0)
153 #define kthread_create(...) __builtin_return_address(0)
154 #define kthread_stop(...) do { } while (0)
155 #define wake_up_process(...) do { } while (0)
157 #define BUS_ID_SIZE 20
159 struct rw_semaphore { int i; };
161 struct device *parent;
163 char bus_id[BUS_ID_SIZE]; /* position on parent bus */
164 dev_t devt; /* dev_t, creates the sysfs "dev" */
165 void (*release)(struct device *dev);
167 struct mutex { int i; };
168 struct kernel_param { int i; };
174 #define cdev_init(...) do { } while (0)
175 #define cdev_add(...) 0
176 #define cdev_del(...) do { } while (0)
178 #define MAX_ERRNO 4095
179 #define IS_ERR_VALUE(x) ((x) >= (unsigned long)-MAX_ERRNO)
181 static inline void *ERR_PTR(long error)
183 return (void *) error;
186 static inline long PTR_ERR(const void *ptr)
191 static inline long IS_ERR(const void *ptr)
193 return IS_ERR_VALUE((unsigned long)ptr);
196 /* Force a compilation error if condition is true */
197 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
200 #define THIS_MODULE 0
201 #define try_module_get(...) 1
202 #define module_put(...) do { } while (0)
203 #define module_init(...)
204 #define module_exit(...)
205 #define EXPORT_SYMBOL(...)
206 #define EXPORT_SYMBOL_GPL(...)
207 #define module_param_call(...)
208 #define MODULE_PARM_DESC(...)
209 #define MODULE_VERSION(...)
210 #define MODULE_DESCRIPTION(...)
211 #define MODULE_AUTHOR(...)
212 #define MODULE_LICENSE(...)
215 #include "../drivers/mtd/ubi/ubi.h"
219 extern int ubi_mtd_param_parse(const char *val, struct kernel_param *kp);
220 extern int ubi_init(void);
221 extern void ubi_exit(void);
223 extern struct ubi_device *ubi_devices[];