imx6dl kernel 从3.0.35 更新到3.10.53,发现网卡无法ping ,使用arp -a 能够识别到路由器的mac
使用udhcpc 显示,网卡有up
# udhcpc
udhcpc (v1.23.2) started
fec 2188000.ethernet eth0: Freescale FEC PHY driver [Generic PHY] (mii_bus:phy_addr=2188000.ethernet:01, irq=-1)
IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
Sending discover...
libphy: 2188000.ethernet:01 - Link is Up - 100/Full
IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
Sending discover...
Sending discover...
Sending discover...
没有看到什么错误信息,大家有什么排查建议,
网卡芯片是ar8031 ,linux 包是freescale 上下的 |