[U-Boot] Building u-boot.rom for Minnowboard

Simon Glass sjg at chromium.org
Thu Jun 4 05:23:33 CEST 2015


Hi John,

On 3 June 2015 at 18:13, Bin Meng <bmeng.cn at gmail.com> wrote:
> Hi,
>
> On Thu, Jun 4, 2015 at 5:44 AM, John Hawley <john.hawley at intel.com> wrote:
>> Ok some more data points.  I tested with the FSP3 Gold that Saket built,
>> and it continues to work on the A0, but it continues to not work on the
>> A2 D0 board I have.  I'm guessing this is something between the
>> steppings in the CPU and the FSP, but I'm not sure.
>>
>> Adding Vincent to this, as I'm guessing there is something going on here
>> with the interaction with the FSP (since it works on an A0 B3, but not
>> an A2 D0)
>>
>> - John
>>
>> On 06/03/2015 01:24 PM, Saket Sinha wrote:
>>> Hi,
>>>
>>>> I'm 99% sure that's the issue. try with FSP 3 gold."
>>>>
>>>> I am now trying to build the u-boot.rom from FSP 3 gold and would let
>>>> you know about the results ASAP.
>>>
>>> u-boot.rom prepared from FSP3-Gold dowmloaded from
>>> https://downloadcenter.intel.com/download/24496 doesn't work with the
>>> minnowmax I have.
>>>
>>> Regards,
>>> Saket Sinha
>>>
>
> Given even with Simon's debug UART WIP patch, the A2 D0 board still
> has nothing output, I suspect that the FspTempRamInit() call failed
> due to the microcode loading. Could it be the problem that the
> microcode passed to the FSP is a little bit old that it does not
> support the D0 stepping. Can you try some newer version microcode to
> see if there is any luck?

I was using the Gold3 version. Is there a new microcode we could try?

Regards,
Simon


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