pxa270对应的uboot程序，能够引导pxa270开发板启动-uboot corresponding pxa270 procedures, be able to guide the development board to start pxa270

TI公司达芬奇板卡的NAND FLASH 烧写源代码 能够自动控制UBL UBOOT UImage等文件的烧写 实现LINUX内核启动过程-TI DaVinci company NAND FLASH programmer board to the source code, such as automatic control UBL UBOOT UImage documents LINUX kernel programmer to start the process to achieve