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am3359 nand 加载wince 7启动太慢如何解决?

Other Parts Discussed in Thread: AM3359

小弟用的是英蓓特的板子,am3359+wince 7.0平台,wince在启动时速度不理想,内核在20m左右,启动时间也花了20s,

发现,在bootloader从nand搬移镜像到sram的时候,就花费了11s左右的时间,bootloader是厂商提供的bsp包里的,

请问这里除了720m的mpu可以修改以及屏蔽串口信息外,还有什么提速办法?

感觉这个搬移速度太慢了,求教!

启动是boot会打印

High Performance Frequency is 24Mhz~