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板卡上两片DSP通过SRIO laneC ,laneD连接，在程序中选择laneC ,laneD两条lane通信，只需设置srio_cfg.srio_1x2x4x_path_control=SRIO_PATH_CTL_2xLaneAB_2xLaneCD（或SRIO_PATH_CTL_1xLaneA_1xLaneB_2xLaneCD）就行了吗？
用不到 laneA ,laneB，需不需要额外的设置来关闭 laneA ,laneB?
谢谢指导！！
不需要
