1 /* 2 * Header file for UBI support for U-Boot 3 * 4 * Adaptation from kernel to U-Boot 5 * 6 * Copyright (C) 2005-2007 Samsung Electronics 7 * Kyungmin Park <kyungmin.park@samsung.com> 8 * 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. 12 */ 13 14 #ifndef __UBOOT_UBI_H 15 #define __UBOOT_UBI_H 16 17 #include <common.h> 18 #include <malloc.h> 19 #include <div64.h> 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> 27 28 #ifdef CONFIG_CMD_ONENAND 29 #include <onenand_uboot.h> 30 #endif 31 32 #include <asm/errno.h> 33 34 #define DPRINTK(format, args...) \ 35 do { \ 36 printf("%s[%d]: " format "\n", __func__, __LINE__, ##args); \ 37 } while (0) 38 39 /* configurable */ 40 #define CONFIG_MTD_UBI_WL_THRESHOLD 4096 41 #define CONFIG_MTD_UBI_BEB_RESERVE 1 42 #define UBI_IO_DEBUG 0 43 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 53 54 /* compiler options */ 55 #define uninitialized_var(x) x = x 56 57 /* build.c */ 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) 63 { 64 return (n != 0 && ((n & (n - 1)) == 0)); 65 } 66 67 /* FIXME */ 68 #define MKDEV(...) 0 69 #define MAJOR(dev) 0 70 #define MINOR(dev) 0 71 72 #define alloc_chrdev_region(...) 0 73 #define unregister_chrdev_region(...) 74 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(...) 81 82 /* vmt.c */ 83 #define device_register(...) 0 84 #define volume_sysfs_init(...) 0 85 #define volume_sysfs_close(...) do { } while (0) 86 87 /* kapi.c */ 88 89 /* eba.c */ 90 91 /* io.c */ 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) 97 98 /* wl.c */ 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) 105 106 /* upd.c */ 107 static inline unsigned long copy_from_user(void *dest, const void *src, 108 unsigned long count) 109 { 110 memcpy((void *)dest, (void *)src, count); 111 return 0; 112 } 113 114 /* common */ 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(...) 120 121 #define mutex_init(...) 122 #define mutex_lock(...) 123 #define mutex_unlock(...) 124 125 #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) 131 132 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(...) 137 138 #define cond_resched() do { } while (0) 139 #define yield() do { } while (0) 140 141 #define KERN_WARNING 142 #define KERN_ERR 143 #define KERN_NOTICE 144 #define KERN_DEBUG 145 146 #define GFP_KERNEL 0 147 #define GFP_NOFS 1 148 149 #define __user 150 #define __init 151 #define __exit 152 153 #define kthread_create(...) __builtin_return_address(0) 154 #define kthread_stop(...) do { } while (0) 155 #define wake_up_process(...) do { } while (0) 156 157 #define BUS_ID_SIZE 20 158 159 struct rw_semaphore { int i; }; 160 struct device { 161 struct device *parent; 162 struct class *class; 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); 166 }; 167 struct mutex { int i; }; 168 struct kernel_param { int i; }; 169 170 struct cdev { 171 int owner; 172 dev_t dev; 173 }; 174 #define cdev_init(...) do { } while (0) 175 #define cdev_add(...) 0 176 #define cdev_del(...) do { } while (0) 177 178 #define MAX_ERRNO 4095 179 #define IS_ERR_VALUE(x) ((x) >= (unsigned long)-MAX_ERRNO) 180 181 static inline void *ERR_PTR(long error) 182 { 183 return (void *) error; 184 } 185 186 static inline long PTR_ERR(const void *ptr) 187 { 188 return (long) ptr; 189 } 190 191 static inline long IS_ERR(const void *ptr) 192 { 193 return IS_ERR_VALUE((unsigned long)ptr); 194 } 195 196 /* Force a compilation error if condition is true */ 197 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) 198 199 /* module */ 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(...) 213 214 #ifndef __UBIFS_H__ 215 #include "../drivers/mtd/ubi/ubi.h" 216 #endif 217 218 /* functions */ 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); 222 223 extern struct ubi_device *ubi_devices[]; 224 225 #endif 226