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关于4x模式下6670与FPGA,SRIO互连不通的问题



大家好,小弟调6670的SRIO与FPGA互连,现在的现象是1x工作在3.125g时工作正常,但是配置成4x就不通了,初始化也是能过的,而且寄存器也显示port OK,dsp 4x自环也是OK的。err_stat寄存器中显示input port error stop和output port error stop置1了。不知道这两个位能说明什么问题?4X模式下还需要注意些什么?