LXR uboot/include/ubi

   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 <compiler.h>
  19#include <linux/compat.h>
  20#include <malloc.h>
  21#include <div64.h>
  22#include <linux/math64.h>
  23#include <linux/crc32.h>
  24#include <linux/types.h>
  25#include <linux/list.h>
  26#include <linux/rbtree.h>
  27#include <linux/string.h>
  28#include <linux/mtd/mtd.h>
  29#include <linux/mtd/ubi.h>
  30
  31#ifdef CONFIG_CMD_ONENAND
  32#include <onenand_uboot.h>
  33#endif
  34
  35#include <asm/errno.h>
  36
  37/* configurable */
  38#if !defined(CONFIG_MTD_UBI_WL_THRESHOLD)
  39#define CONFIG_MTD_UBI_WL_THRESHOLD     4096
  40#endif
  41#define CONFIG_MTD_UBI_BEB_RESERVE      1
  42
  43/* debug options (Linux: drivers/mtd/ubi/Kconfig.debug) */
  44#undef CONFIG_MTD_UBI_DEBUG
  45#undef CONFIG_MTD_UBI_DEBUG_PARANOID
  46#undef CONFIG_MTD_UBI_DEBUG_MSG
  47#undef CONFIG_MTD_UBI_DEBUG_MSG_EBA
  48#undef CONFIG_MTD_UBI_DEBUG_MSG_WL
  49#undef CONFIG_MTD_UBI_DEBUG_MSG_IO
  50#undef CONFIG_MTD_UBI_DEBUG_MSG_BLD
  51
  52#undef CONFIG_MTD_UBI_BLOCK
  53
  54/* ubi_init() disables returning error codes when built into the Linux
  55 * kernel so that it doesn't hang the Linux kernel boot process.  Since
  56 * the U-Boot driver code depends on getting valid error codes from this
  57 * function we just tell the UBI layer that we are building as a module
  58 * (which only enables the additional error reporting).
  59 */
  60#define CONFIG_MTD_UBI_MODULE
  61
  62#if !defined(CONFIG_MTD_UBI_BEB_LIMIT)
  63#define CONFIG_MTD_UBI_BEB_LIMIT        20
  64#endif
  65
  66/* build.c */
  67#define get_device(...)
  68#define put_device(...)
  69#define ubi_sysfs_init(...)             0
  70#define ubi_sysfs_close(...)            do { } while (0)
  71
  72#ifndef __UBIFS_H__
  73#include "../drivers/mtd/ubi/ubi.h"
  74#endif
  75
  76/* functions */
  77extern int ubi_mtd_param_parse(const char *val, struct kernel_param *kp);
  78extern int ubi_init(void);
  79extern void ubi_exit(void);
  80extern int ubi_part(char *part_name, const char *vid_header_offset);
  81extern int ubi_volume_write(char *volume, void *buf, size_t size);
  82extern int ubi_volume_read(char *volume, char *buf, size_t size);
  83
  84extern struct ubi_device *ubi_devices[];
  85
  86#endif
  87