From mboxrd@z Thu Jan  1 00:00:00 1970
From: llandre <r&d2@dave-tech.it>
Date: Fri, 20 Jun 2008 17:15:14 +0200
Subject: [U-Boot-Users] LL_TEMAC on Avnet MiniModule-FX12
In-Reply-To: <4848E210.2070809@seznam.cz>
References: <48479257.8020508@dave-tech.it> <4848E210.2070809@seznam.cz>
Message-ID: <485BC982.5090900@dave-tech.it>
List-Id: <u-boot.lists.denx.de>
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To: u-boot@lists.denx.de

> that's why you use opb_emac driver for ll_temac. That's all. Different driver
> and different ip_core.
I see. I erroneously understood that this driver supports every (t)emac 
flavours.

Thanks for your help,
llandre

DAVE Electronics System House - R&D Department
web:   http://www.dave.eu
email: r&d2 at dave-tech.it

>> Hi all,
>>
>> I ported U-Boot 1.3.1 on Avnet MiniModule-FX12 (the repository I'm 
>> working with has been patched previously with ML403 patch). Here is my 
>> first dirty patch:
>>
>> http://www.dave.eu/download/misc/mmfx12/mmfx12-0.8.3.patch
>>
>> U-Boot works fine and it boots correctly from flash, however ethernet 
>> interface (LL_TEMAC) does not work.
>> For example, when I try to perform a TFTP download, the XEmac_PollSend 
>> function never returns because the following loop never ends:
>>
>> /*
>>   * Loop on the MAC's status to wait for the transmit to complete. The
>>   * transmit status is in the FIFO when the XMIT_DONE bit is set.
>>   */
>> do {
>>      IntrStatus = XIIF_V123B_READ_IISR(InstancePtr->BaseAddress);
>> }
>> while ((IntrStatus & XEM_EIR_XMIT_DONE_MASK) == 0);
>>
>> Please note that the FPGA bitstream is ok because the linux kernel works 
>> fine and can mount root file system via NFS so I pretty sure something 
>> is wrong in my U-Boot port.
>>
>> Anybody experienced similar problems?
>>
>>
>> TIA,
>> llandre
>>
>> DAVE Electronics System House - R&D Department
>> web:   http://www.dave.eu
>> email: r&d2 at dave-tech.it
>>
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> 
> 
>