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omapl138的ARM核运行程序跑飞



1.同样一个程序在片上空间运行正常,在DDR2中运行过程中总是跑飞

2.在DDR2中运行时,DDR2的初始化配置是在GEL文件中完成的

3.开始配置DDR2的工作时钟为144MHz,时钟频率降低后程序运行时仍有跑飞现象,DDR2芯片型号为MT47H32M16-3

请教各位工程师,该现象是什么原因造成的?