[U-Boot] MinnowBoard Max uboot

Beaman, Thomas Thomas.Beaman at xerox.com
Mon Apr 27 13:55:45 CEST 2015


Hi Simon,

Thanks for the update and I will be glad to help with testing if needed.

Tom 

-----Original Message-----
From: sjg at google.com [mailto:sjg at google.com] On Behalf Of Simon Glass
Sent: Sunday, April 26, 2015 8:36 PM
To: Beaman, Thomas
Cc: u-boot at lists.denx.de; Bin Meng; gabriel huau
Subject: Re: MinnowBoard Max uboot

Hi Thomas,

On 12 March 2015 at 16:20, Simon Glass <sjg at chromium.org> wrote:
> Hi Thomas,
>
> On 11 March 2015 at 05:06, Beaman, Thomas <Thomas.Beaman at xerox.com> wrote:
>> Thank you, can you keep me updated if possible.
>
> OK I'll see if I can copy you on the patches.

I got back into this last week and hope to have something to send to this in the next week or so.

Regards,
Simon

>>
>> Tom
>>
>> -----Original Message-----
>> From: sjg at google.com [mailto:sjg at google.com] On Behalf Of Simon Glass
>> Sent: Tuesday, March 10, 2015 1:21 PM
>> To: Beaman, Thomas
>> Cc: u-boot at lists.denx.de; Bin Meng; gabriel huau
>> Subject: Re: MinnowBoard Max uboot
>>
>> Hi Tom,
>>
>> On 10 March 2015 at 05:24, Beaman, Thomas <Thomas.Beaman at xerox.com> wrote:
>>> Hi Simon,
>>>
>>> Do you know what will be the timeframe of when someone may be able 
>>> to look at this in more detail. I will be able to help test any 
>>> updates if needed
>>>
>>
>> I will take a look once I have things lined up for the next release, likely mid April.
>>
>> Regards,
>> Simon
>>
>>> Thanks,
>>> Tom
>>>
>>> -----Original Message-----
>>> From: sjg at google.com [mailto:sjg at google.com] On Behalf Of Simon 
>>> Glass
>>> Sent: Monday, March 09, 2015 11:49 AM
>>> To: Beaman, Thomas
>>> Cc: u-boot at lists.denx.de; Bin Meng; gabriel huau
>>> Subject: Re: MinnowBoard Max uboot
>>>
>>> +Bin and Gabriel
>>>
>>> Hi Tom,
>>>
>>> On 9 March 2015 at 08:08, Beaman, Thomas <Thomas.Beaman at xerox.com> wrote:
>>>>
>>>>
>>>> Hi Simon,
>>>>
>>>>
>>>>
>>>> I see you have put support for the MinnowBoard Max in the u-boot mainline.
>>>> Thanks this is a very useful addition.  I have been able to follow 
>>>> your readme and build a working bare metal uboot. Using the built 
>>>> uboot I can load and bring up a Linux Kernel.
>>>>
>>>>
>>>>
>>>> What I noticed from the running kernel is that only one of the two 
>>>> cores on the E3825 is running. In the power PC uboots I usually see 
>>>> a section for the multiple cores in the .dts file. My questions is 
>>>> how do I get both CPUs running on this board. Is it a uboot .dts 
>>>> file setup that will enable this, or is something in the kernel start up that does this.
>>>>
>>>>
>>>>
>>>> As a test I boot the same kernel using the EFI BIOS on the minnow 
>>>> board and both CPUs are running.
>>>>
>>>>
>>>>
>>>> Any suggestions or comments you have would be welcomed.
>>>>
>>>>
>>>
>>> My guess is that the LAPIC CPU start-up is missing. It isn't 100% clear what the FSP does and does not do, but perhaps it does not do that.
>>>
>>> I did make something of a start on this with ivybridge but it isn't complete, and it seems to be needed here.
>>>
>>> Regards,
>>> Simon


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