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系统默认按任意键进入UBOOT，板子经常因为这样在上电的时候自己停止UBOOT的auotboot，导致系统无法正常启动，不知道怎么修改UBOOT的这个参数，修改成特定组合键才能停止；
请各位大侠知道一下，谢谢
你好！可以将bootdelay改为0
#define CONFIG_BOOTDELAY 0 //3
具体可以参考如下链接：http://processors.wiki.ti.com/index.php/Change_U-Boot_bootdelay_setting
