说明：  s3c2410的boot!boot用的多!是最基本的东西!但不能没有!开发产品有个好的boot就可以了!没有必要花销时间干这些!是uboot!
(S3C2410 the boot! boot multi-use! is the most basic things! but can not do without! the development of products has a good boot can be had! there is no need for spending time doing these! is uboot!)