[U-Boot-Users] Problems with new ethernet init on mpc8360

Jerry Van Baren gerald.vanbaren at ge.com
Tue Feb 26 19:01:58 CET 2008


Kim Phillips wrote:
> On Mon, 25 Feb 2008 22:55:37 -0500
> Jerry Van Baren <gvb.uboot at gmail.com> wrote:
> 
>> Hi Kim,
>>
>> I have a mpc8360emds eval board.  The ee62ed patch (below) speeds up the 
>> start up (good), but seems to cause the board to hang on the *second* 
>> ethernet operation.
>>
>> I can cause this by doing two pings in a row: the first ping initializes 
>> the network and completes successfully.  The second ping hangs the 
>> board: it never completes.  I cannot abort it with ^C.  The only way out 
>> is to reset the board.
>>
>> The same thing happens with two back-to-back tftp operations or a ping 
>> followed by a tftp operation.
>>
>> If I back out the ee62ed patch (below), it "fixes" the problem.
>>
>> I tried backing out some simple portions of the patch (added delays back 
>> in) with no success.  I've given up chasing this for tonight.  Any 
>> inspiration you can generate would be appreciated, I'll chase it some 
>> more tomorrow.
> 
> I verified rc2 on rev. 1.1 and 2.1 boards pings more than once.
> 
> can you provide more details about which u-boot version, what board rev
> you're on, what kind of connection you're using, speed, etc.?
> 
> Kim

OK, I confirmed it was operator error by doing a clean clone and rebuild 
of u-boot.

Sorry for the noise,
gvb




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