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6455 SRIO 4P1X模式配置



CSL中的例子是4X模式,根据文档,配置PER_SET_CNTL的1X_MODE为1,SP_IP_MODE寄存器的SP_MODE 位为01;但是现在的情况是PER_SET_CNTL的1X_MODE配置为1成功,但SP_IP_MODE寄存器配置不成功,一直都是0x0000002a,请问是什么原因