C6678 与PHY 芯片BCM5461 的 SGMII 接口不能link up问题

Hi, 您好！

您是用下面这组代码去初始化SGMII的吗？这组代码只初始化了端口1， 没有 初始化端口0， 您需要修改端口（加粗部分）

如果您不是用的这组代码，你是否方便贴一下您的SGMII代码

谢谢

Int32 Init_SGMII (UInt32 macPortNum)
{ 
    CSL_SGMII_ADVABILITY    sgmiiCfg;
 CSL_SGMII_STATUS        sgmiiStatus;
   
    /* Configure SGMII Port 1 only since it is connected to RJ45 at all known EVMs */
    if(cpswSimTest || (macPortNum == 1))
    {
        /* Reset the port before configuring it */
        CSL_SGMII_doSoftReset (macPortNum);       
        while (CSL_SGMII_getSoftResetStatus (macPortNum) != 0);  

        /* Hold the port in soft reset and set up
        * the SGMII control register:
        *      (1) Enable Master Mode (default)
        *      (2) Enable Auto-negotiation
        */
        CSL_SGMII_startRxTxSoftReset (macPortNum); 
        if (cpswLpbkMode == CPSW_LOOPBACK_NONE)
        {     
            CSL_SGMII_disableMasterMode (macPortNum);
        }
        else
        {
            CSL_SGMII_enableMasterMode (macPortNum);
       
            if (cpswLpbkMode == CPSW_LOOPBACK_INTERNAL)
            {
             CSL_SGMII_enableLoopback (macPortNum);
            }   
        }
   
     /* Setup the Advertised Ability register for this port:
        *      (1) Enable Full duplex mode
        *      (2) Enable Auto Negotiation
        */
        sgmiiCfg.linkSpeed      =   CSL_SGMII_1000_MBPS;
        sgmiiCfg.duplexMode     =   CSL_SGMII_FULL_DUPLEX;
        CSL_SGMII_setAdvAbility (macPortNum, &sgmiiCfg);
   
        CSL_SGMII_enableAutoNegotiation (macPortNum);
        CSL_SGMII_endRxTxSoftReset (macPortNum);  
       
     /* Wait for SGMII Link */
        if (!cpswSimTest)
        {
         do
         {
             CSL_SGMII_getStatus(macPortNum, &sgmiiStatus);
         } while (sgmiiStatus.bIsLinkUp != 1);
           
         /* Wait for SGMII Autonegotiation to complete without error */
         do
         {
             CSL_SGMII_getStatus(macPortNum, &sgmiiStatus);
             if (sgmiiStatus.bIsAutoNegError != 0)
                 return -1;
         } while (sgmiiStatus.bIsAutoNegComplete != 1);
           
            /*
             * May need to wait some more time for the external PHY to be ready to transmit packets reliabily.
             * It is possible to access the PHY status register through the MDIO interface to check when
             * the PHY is ready.
             * To avoid platform-dependent code, we just introduce about 2ms wait here
             */
            if((cpswLpbkMode == CPSW_LOOPBACK_EXTERNAL) || (cpswLpbkMode == CPSW_LOOPBACK_NONE))
                CycleDelay(2000000);
        }
    }

    /* All done with configuration. Return Now. */
    return 0;
}