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/mtd/mtd.h> 22 23 #ifdef CONFIG_CMD_ONENAND 24 #include <onenand_uboot.h> 25 #endif 26 27 #include <asm/errno.h> 28 29 #define DPRINTK(format, args...) \ 30 do { \ 31 printf("%s[%d]: " format "\n", __func__, __LINE__, ##args); \ 32 } while (0) 33 34 /* configurable */ 35 #define CONFIG_MTD_UBI_WL_THRESHOLD 4096 36 #define CONFIG_MTD_UBI_BEB_RESERVE 1 37 #define UBI_IO_DEBUG 0 38 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 48 49 /* compiler options */ 50 #define uninitialized_var(x) x = x 51 52 /* build.c */ 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) 58 { 59 return (n != 0 && ((n & (n - 1)) == 0)); 60 } 61 62 /* FIXME */ 63 #define MKDEV(...) 0 64 #define MAJOR(dev) 0 65 #define MINOR(dev) 0 66 67 #define alloc_chrdev_region(...) 0 68 #define unregister_chrdev_region(...) 69 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(...) 76 77 /* vmt.c */ 78 #define device_register(...) 0 79 #define volume_sysfs_init(...) 0 80 #define volume_sysfs_close(...) do { } while (0) 81 82 /* kapi.c */ 83 84 /* eba.c */ 85 86 /* io.c */ 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) 92 93 /* wl.c */ 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) 100 101 /* upd.c */ 102 static inline unsigned long copy_from_user(void *dest, const void *src, 103 unsigned long count) 104 { 105 memcpy((void *)dest, (void *)src, count); 106 return 0; 107 } 108 109 /* common */ 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(...) 115 116 #define mutex_init(...) 117 #define mutex_lock(...) 118 #define mutex_unlock(...) 119 120 #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) 126 127 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(...) 132 133 #define cond_resched() do { } while (0) 134 #define yield() do { } while (0) 135 136 #define KERN_WARNING 137 #define KERN_ERR 138 #define KERN_NOTICE 139 #define KERN_DEBUG 140 141 #define GFP_KERNEL 0 142 #define GFP_NOFS 1 143 144 #define __user 145 #define __init 146 #define __exit 147 148 #define kthread_create(...) __builtin_return_address(0) 149 #define kthread_stop(...) do { } while (0) 150 #define wake_up_process(...) do { } while (0) 151 152 #define BUS_ID_SIZE 20 153 154 struct rw_semaphore { int i; }; 155 struct device { 156 struct device *parent; 157 struct class *class; 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); 161 }; 162 struct mutex { int i; }; 163 struct kernel_param { int i; }; 164 165 struct cdev { 166 int owner; 167 dev_t dev; 168 }; 169 #define cdev_init(...) do { } while (0) 170 #define cdev_add(...) 0 171 #define cdev_del(...) do { } while (0) 172 173 #define MAX_ERRNO 4095 174 #define IS_ERR_VALUE(x) ((x) >= (unsigned long)-MAX_ERRNO) 175 176 static inline void *ERR_PTR(long error) 177 { 178 return (void *) error; 179 } 180 181 static inline long PTR_ERR(const void *ptr) 182 { 183 return (long) ptr; 184 } 185 186 static inline long IS_ERR(const void *ptr) 187 { 188 return IS_ERR_VALUE((unsigned long)ptr); 189 } 190 191 /* Force a compilation error if condition is true */ 192 #define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) 193 194 /* module */ 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(...) 208 209 #include "../drivers/mtd/ubi/ubi.h" 210 211 /* functions */ 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); 215 216 extern struct ubi_device *ubi_devices[]; 217 218 #endif 219