[U-Boot-Users] 4xx ethernet bringup

shami Allam shamiuboot at yahoo.co.in
Sat Dec 22 11:01:25 CET 2007


Hi Stefan,

After booting my target i get the following message..
 
 I2C:ready
 DRAM:16MB
 FLASH:2MB
 In: serial
 Out:serial
 Err:serial
 Net: ppc_4xx_eth0
 =>
 and after that if i say
 => mii info
 PHY 0x01: OUI = 0x80017, Model = 0x09, Rev = 0x00, 10baseT, HDX
 => setenv ipaddr 192.168.13.248
 => ping 192.168.13.248
 After this if i ping it's not pinging self and also the host ip(192.168.13.240). Can you help me out what could be the problem.....
 => mii read 0x01<PHY Addr> 0x01<register val>
 when i read the PHY 0x01 register following is the value 0x7849. This value show that "No Link". why so. PHY chip i am using DP83848I

 Regards,
 Shami.
 

Stefan Roese <sr at denx.de> wrote: On Wednesday 19 December 2007, shami Allam wrote:
> I am working on the 405GP custome board. I am able to bringup the
> SDRAM,Flash,I2c and serail on the board. But while trying to bringup the
> ethernet i am getting the following error. "No Ethernet found". On my board
> there is "DP83848I" PHY chip.

This message gets printed when you don't define the "ethaddr" environement 
address. So set this variable to a valid value and save the environment and 
reset the board. Then you should see one eth-interface.

Best regards,
Stefan

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