builds a yaffs2 image from a directory. useful for building filesystems for embedded flash memory.,builds a yaffs2 image from a directory. useful for building filesystems for embedded flash memory.

基于红帽9下的yaffs2文件系统的制作工具，在fc3下也成功使用-Yaffs2 based on Red Hat 9, the file system under the production tool, used successfully even under fc3