[U-Boot-Users] LL_TEMAC on Avnet MiniModule-FX12

Michal Simek
2008-06-06T07:06:56Z

Hi Llandre,

that's why you use opb_emac driver for ll_temac. That's all. Different driver
and different ip_core.

Regards,
Michal

> 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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