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6678 SRIO 问题



您好,

新做的板子,6678 DSP 通过 SRIO 与 V6 FPGA 互连,两端各自完成 SRIO初始化后,DSP端 查看 SPn_ERR_STAT 寄存器,Port Error,Input Error Stp,Input Error Enc,Output Error Stp,Output Error Enc,Output Degrd En,Output Fld Enc等置位,表明端口处于错误状态。 同样在FPGA端 port_ok(拉高表示端口OK),port_linked(拉高表示link 成功)两信号处于高低交替状态。

(DSP端 SRIO 时钟156.25M,FPGA 端SRIO 时钟 125M,都配置成x1,1.25G)

请问这是哪方面的问题,谢谢!