Yaffs

Yaffs (Yet Another Flash File System) is an open-source file system specifically designed to be fast, robust and suitable for embedded use with NAND and NOR Flash.

Features

• Fast - typically much faster than alternatives
• Easily ported (currently ported to GNU/Linux, WinCE, eCOS, pSOS, VxWorks, and various bare-metal systems)
• Log structured, providing wear-levelling and making it very robust
• Supports many flash geometries including 2K-Byte and 512-Byte page NAND flash chips
• Supports MLC and SLC flash
• Very fast mount - almost immediate startup
• Typically uses less RAM than comparable File Systems
• Flexible Licensing suitable for most circumstances

Resources

• study_yaffs. Study yaffs, read code and add comments.