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S3C6410 INSTALLATION MANUAL UBI(UNSORTED BLOCK IMAGES) V1.0
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Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
1 Introduction
1.1 Purpose
Ubi is general purpose flash management layer which has similar functionality as the Logical
Volume Manager. The basic idea is that the UBI layer provides the management for multiple logical
volumes, which can contain either static data or dynamic contents e.g. file systems.
This guide will explain the initial steps for Installing UBI(Unsorted Block Image) and how to compile
Linux Kernel.
1.2 Overview
UBI Supports as follows:
• Bad Block Management
• Wear leveling across the device(s)
• Logical to Physical block mapping
• Volume information storage
• Device information
FIGURE 1 UBI/MTD Integration