做嵌入式开发的好多兄弟可能都有linux内核升级的需求，这份文档就告诉你怎么升级你的redboot，从2.4到2.6的升级过程。属于笔记类的总结。-Many brothers do embedded development may have linux kernel upgrade, this document will tell you how to upgrade your redboot, from 2.4 to 2.6 upgrade process. Is a summary of c