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TMS320F28377D: CPU2无法进入ePWM中断

Part Number: TMS320F28377D

期望ePWM1由CPU2控制输出

利用仿真器下载程序到flash内,先启动CPU1,再启动CPU2,CPU2的ePWM动作是正常的

但是断开仿真器,给板子重新上电,发现CPU2的ePWM1中断无法进入,其他中断都是正常的

在用仿真器的时候ePWM输出正常,说明ePWM的配置应该是没问题的,请问这个问题是如何发生的,该怎么解决呢?