[coreboot] Samsung 550 Chromebook own Coreboot

Aaron Durbin adurbin at chromium.org
Wed Jul 24 17:58:42 CEST 2013


Just so the mailing list sees that this worked.

On Wed, Jul 24, 2013 at 10:54 AM, John Lewis <jlewis at johnlewis.ie> wrote:
> Aaron, you're a star. I now have a SeaBIOS prompt and it's trying to boot
> off the HD. :))))))))))))))))))
>
>
> On 24/07/2013 16:39, Aaron Durbin wrote:
>
>> On Wed, Jul 24, 2013 at 10:32 AM, John Lewis <jlewis at johnlewis.ie> wrote:
>>
>>> On 24/07/2013 16:16, Aaron Durbin wrote:
>>>
>>>> A couple things to change: CONFIG_CPU_ADDR_BITS=36
>>>> CONFIG_SPI_FLASH_NO_FAST_READ=y
>>>
>>> Okay will change and try again, just in case. I did notice there are 3
>>> different binaries in the 3rdparty/northbridge/intel/sandybridge
>>> directory. Perhaps I should try systemagent-sandybridge.bin instead?
>>
>>
>> It's a little more complicated. Looking at
>> http://review.coreboot.org/#/c/3568/I think you'll need to do the
>>
>> following:
>>
>> git revert 1cc3416f5fb58883fdad7192856c258c01909fd7
>>
>> Then set the mrc blob path to systemagent-sandybridge.bin.
>>
>> You might be hitting the same issues Kyosti was hitting.
>>
>> Lemme know how it goes.
>>
>>>> I *don't* think this is causing you grief, but these are different
>>>> from the chromium repo. Also, you .config shows a 4MiB cbfs, but that
>>>> doesn't jive with the cbfstool output from a previous email where it
>>>> looked to be set to 1MiB.
>>>
>>> I had to increase the CBFS size to add the extra me.bin manually,
>>> guess I can change it back if it makes any difference?
>>>
>>>> On Wed, Jul 24, 2013 at 9:51 AM, Aaron Durbin <adurbin at chromium.org
>>>> [2]> wrote:
>>>>
>>>>> The config looks sane. I take it there i no serial port to see what
>>>>> is going on. Kyosti has worked with this using usb debug. He has
>>>>> also built upstream for lumpy. Kyosti, can you provide any guidance
>>>>> for John? I don't have a lumpy to play with at my disposal. This
>>>>> might be a mismatch withe system agent again (mrc.bin). I'm not
>>>>> sure if that was ever resolved. On Wed, Jul 24, 2013 at 9:09 AM,
>>>>> John Lewis <jlewis at johnlewis.ie [1][5]> wrote:
>>>>>
>>>>>> Aaron, On 24/07/2013 14:36, Aaron Durbin wrote:
>>>>>>
>>>>>>> John, Are you checking out the blobs repo into 3rdparty? In
>>>>>>> that repo there are the following blobs for lumpy:
>>>
>>>
>>
> Yes.http://review.coreboot.org/gitweb?p=blobs.git;a=tree;f=mainboard/samsung/lumpy;h=b4c159f20789c0eacdf5a25135a3275d277cf256;hb=refs/heads/maste
>>>
>>>
>>>> quote> [4] The descriptor and me blobs don't live in cbfs. They live
>>>>
>>>> in the rom but not as cbfs files. Yeah, I guessed it was something
>>>> like that. I basically asked Ron that question an hour or so ago but
>>>> forgot to cc the list.
>>>
>>> quote> Links: ------ [1] mailto:jlewis at johnlewis.ie [3] [2]
>>> mailto:peter at stuge.se [4] [3] mailto:coreboot at coreboot.org [5] [4]
>>>
>>
> http://review.coreboot.org/gitweb?p=blobs.git;a=tree;f=mainboard/samsung/lumpy;h=b4c159f20789c0eacdf5a25135a3275d277cf256;hb=refs/heads/master
>>>
>>> [6] [5] mailto:jlewis at johnlewis.ie [7]
>
>
>
> Links:
> ------
> [1] mailto:jlewis at johnlewis.ie
> [2] mailto:adurbin at chromium.org
> [3] mailto:jlewis at johnlewis.ie
> [4] mailto:peter at stuge.se
> [5] mailto:coreboot at coreboot.org
> [6]
> http://review.coreboot.org/gitweb?p=blobs.git;a=tree;f=mainboard/samsung/lumpy;h=b4c159f20789c0eacdf5a25135a3275d277cf256;hb=refs/heads/master
> [7] mailto:jlewis at johnlewis.ie



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