Tool/software: Linux
Ethernet port status leds always on occasionally
Hello , I have met a problem about Ethernet port status leds, and I need your help , thanks
(1) The following is some info which you may need :
TI SDK Version : 6.0
arm-linux-gnueabihf-gcc version : 4.7
linux version : 3.12
Ethernet PHY : KSZ8041TLI
Ethernet PHY Driver : linux kernel universal driver
Ethernet Ports number : 2
(2) when the problem appears
a. the problem appears occasionally
b. two Ethernet port status leds always on when I unplug the network cable , and the port is dead ,
and there is no log output.
c. when the problem appears(the network cable has been unpluged), the phy status register(Read-only) says the link is up
d. when the problem appears, I excute the following command , the problem is disappeared,
$ ifconfig eth0 down
if you need any info , please let me know.
regards,
Yafei Wang