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/*
* Copyright (C) 2009-2013 Felix Fietkau <nbd@openwrt.org>
* Copyright (C) 2009-2013 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2012 Jonas Gorski <jogo@openwrt.org>
* Copyright (C) 2013 Hauke Mehrtens <hauke@hauke-m.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
*/
#ifndef _MTDSPLIT_H
#define _MTDSPLIT_H
#define KERNEL_PART_NAME "kernel"
#define ROOTFS_PART_NAME "rootfs"
#define UBI_PART_NAME "ubi"
#define ROOTFS_SPLIT_NAME "rootfs_data"
enum mtdsplit_part_type {
MTDSPLIT_PART_TYPE_UNK = 0,
MTDSPLIT_PART_TYPE_SQUASHFS,
MTDSPLIT_PART_TYPE_JFFS2,
MTDSPLIT_PART_TYPE_UBI,
};
#ifdef CONFIG_MTD_SPLIT
int mtd_get_squashfs_len(struct mtd_info *master,
size_t offset,
size_t *squashfs_len);
int mtd_check_rootfs_magic(struct mtd_info *mtd, size_t offset,
enum mtdsplit_part_type *type);
int mtd_find_rootfs_from(struct mtd_info *mtd,
size_t from,
size_t limit,
size_t *ret_offset,
enum mtdsplit_part_type *type);
#else
static inline int mtd_get_squashfs_len(struct mtd_info *master,
size_t offset,
size_t *squashfs_len)
{
return -ENODEV;
}
static inline int mtd_check_rootfs_magic(struct mtd_info *mtd, size_t offset,
enum mtdsplit_part_type *type)
{
return -EINVAL;
}
static inline int mtd_find_rootfs_from(struct mtd_info *mtd,
size_t from,
size_t limit,
size_t *ret_offset,
enum mtdsplit_part_type *type)
{
return -ENODEV;
}
#endif /* CONFIG_MTD_SPLIT */
#endif /* _MTDSPLIT_H */
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