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从AM3359移植到了XAM437XB芯片。
网络芯片是百兆的DP63620,MII模式,在3359上面裸跑正常运行。
现在用437X,硬件上完整的GMII模式,程序上也设置437X为GMII模式,发现无论如何83620都无法DHCP。
后来在程序上将437X改用RGMII模式,居然可以DHCP了,但是发现有ping丢包的现象,大约百分之一。
437X和335X的CPSW差不多的东西,何故?