[flashrom] When flashrom support Intel Purley platform Lewisburg PCH?

Wed Aug 9 04:09:22 CEST 2017

Hi David,

Do you know whether the configuration "Lewisburg PCH + W25Q256xxx SPI" has
been tested with the flashrom? thank you!

2017-08-08 3:55 GMT+08:00 David Hendricks <david.hendricks at gmail.com>:

> Hi Sandy,
> Correct - The PCH will not allow us to write anything to regions which are
> not defined in the flash descriptor. You could add those regions to the
> "BIOS" region if you wish to update them from your host OS. The SPI
> Programming Guide for your PCH (Lewisburg?) should also have info about
> additional regions which you may set up in the flash descriptor.
>
> "EW" means erase and write, "S" means skip (content does not need to
> change), "E" means erase only, "W" means write only
>
> On Mon, Aug 7, 2017 at 12:50 AM, Sandy Zhang <sanzhang at celestica.com>
> wrote:
>
>> Hi David,
>>
>> It seems that the below 2 regions are "write denied":
>>
>> 00A26000       00A35FFF     00010000        DER #1 Region
>> 00A36000       00FEFFFF     005BA000        10 Gbe A Region
>>
>> By the way, can you tell me what is the other parament "EW", "S" and "E"
>> meana? thank you!
>>
>>
>>
>>
>> 2017-08-07 13:02 GMT+08:00 David Hendricks <david.hendricks at gmail.com>:
>>
>>> Hi Sandy,
>>> It might not have done what you expect. The error is because offsets
>>> 0xa26000-0xffffff are not defined in the flash descriptor, so the PCH gives
>>> us an error when flashrom attempts to update it. ":WD" next to the offsets
>>> in the log means "write denied".
>>>
>>> If you wish to update that region of the ROM then you must change your
>>> flash descriptor to include it and set the permissions to enable read and
>>> write.
>>>
>>>
>>> On Sun, Aug 6, 2017 at 8:20 PM, Sandy Zhang <sanzhang at celestica.com>
>>> wrote:
>>>
>>>> Hi David,
>>>>
>>>> Attachment is the log file when flash bios into Winbond 32MB SPI rom,
>>>>  could you help to check if it's updated sucessfully? thank you!
>>>>
>>>> 2017-08-05 10:45 GMT+08:00 Sandy Zhang <sanzhang at celestica.com>:
>>>>
>>>>> Hi David,
>>>>>
>>>>> Thank you very much, I will try to add the patch to flashrom-0.9.9,
>>>>> As a BIOS engineer, it is a bit difficult for me to complete this.
>>>>> Do you know when will make it into a release tarball?
>>>>>
>>>>>
>>>>>
>>>>> BR
>>>>> Sandy
>>>>>
>>>>> 2017-08-05 0:05 GMT+08:00 David Hendricks <david.hendricks at gmail.com>:
>>>>>
>>>>>> On Aug 3, 2017 11:51 PM, "Sandy Zhang" <sanzhang at celestica.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Hi David,
>>>>>>>
>>>>>>> Thanks for your reply, can you tell me where to download the flash
>>>>>>> package like "flashrom-0.9.9.tar" which is downloaded from the address ''
>>>>>>> https://www.flashrom.org/Downloads"?  thank you!
>>>>>>>
>>>>>>
>>>>>> The Skylake patches have not made it into a release tarball yet. Can
>>>>>> you try using the git sources from https://review.coreboot.o
>>>>>> rg/cgit/flashrom.git? E.g:
>>>>>>
>>>>>> git clone https://review.coreboot.org/flashrom.git
>>>>>> git checkout origin/staging
>>>>>> make
>>>>>>
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> BR
>>>>>>> Sandy
>>>>>>>
>>>>>>> 2017-08-04 14:35 GMT+08:00 David Hendricks <
>>>>>>> david.hendricks at gmail.com>:
>>>>>>>
>>>>>>>> Hi Sandy,
>>>>>>>> Skylake support was recently merged: https://review.coreboot.org/18
>>>>>>>> 973
>>>>>>>>
>>>>>>>> However you may need to add your PCH PCI ID. What does `lspci -nn |
>>>>>>>> grep LPC` show on your test system?
>>>>>>>>
>>>>>>>> And yes, a 32MB ROM should work fine.
>>>>>>>>
>>>>>>>> On Mon, Jul 31, 2017 at 4:11 AM, Sandy Zhang <
>>>>>>>> sanzhang at celestica.com> wrote:
>>>>>>>>
>>>>>>>>> Hi,
>>>>>>>>>
>>>>>>>>> Can you tell me when flashrom support Intel Purley platform
>>>>>>>>> Lewisburg PCH?
>>>>>>>>> and if it can support flash 32 MB SPI rom?
>>>>>>>>>  I am eager to your reply as soon as possible, thank you very much!
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>>
>>>>>>>>> *Best Regard!*
>>>>>>>>>
>>>>>>>>> *Sandy Zhang (* 张立康*)*
>>>>>>>>> *BIOS Engineer*
>>>>>>>>> *Global Design Service*
>>>>>>>>> *Celestica(Shanghai) R&D Center, China*
>>>>>>>>> *Mail: sanzhang at celestica.com <viterzho at celestica.com>*
>>>>>>>>> *Mobile: (+86)15965353952 <+86%20159%206535%203952>*
>>>>>>>>> *Phone: (+86)021-61006028-7623*
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> flashrom mailing list
>>>>>>>>> flashrom at flashrom.org
>>>>>>>>> https://mail.coreboot.org/mailman/listinfo/flashrom
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>>
>>>>>>> *Best Regard!*
>>>>>>>
>>>>>>> *Sandy Zhang (* 张立康*)*
>>>>>>> *BIOS Engineer*
>>>>>>> *Global Design Service*
>>>>>>> *Celestica(Shanghai) R&D Center, China*
>>>>>>> *Mail: sanzhang at celestica.com <viterzho at celestica.com>*
>>>>>>> *Mobile: (+86)15965353952 <+86%20159%206535%203952>*
>>>>>>> *Phone: (+86)021-61006028-7623*
>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> *Best Regard!*
>>>>>
>>>>> *Sandy Zhang (* 张立康*)*
>>>>> *BIOS Engineer*
>>>>> *Global Design Service*
>>>>> *Celestica(Shanghai) R&D Center, China*
>>>>> *Mail: sanzhang at celestica.com <viterzho at celestica.com>*
>>>>> *Mobile: (+86)15965353952 <+86%20159%206535%203952>*
>>>>> *Phone: (+86)021-61006028-7623*
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>>
>>>> *Best Regard!*
>>>>
>>>> *Sandy Zhang (* 张立康*)*
>>>> *BIOS Engineer*
>>>> *Global Design Service*
>>>> *Celestica(Shanghai) R&D Center, China*
>>>> *Mail: sanzhang at celestica.com <viterzho at celestica.com>*
>>>> *Mobile: (+86)15965353952 <+86%20159%206535%203952>*
>>>> *Phone: (+86)021-61006028-7623*
>>>>
>>>
>>>
>>
>>
>> --
>>
>> *Best Regard!*
>>
>> *Sandy Zhang (* 张立康*)*
>> *BIOS Engineer*
>> *Global Design Service*
>> *Celestica(Shanghai) R&D Center, China*
>> *Mail: sanzhang at celestica.com <viterzho at celestica.com>*
>> *Mobile: (+86)15965353952 <+86%20159%206535%203952>*
>> *Phone: (+86)021-61006028-7623*
>>
>
>

-- 

*Best Regard!*

*Sandy Zhang (* 张立康*)*
*BIOS Engineer*
*Global Design Service*
*Celestica(Shanghai) R&D Center, China*
*Mail: sanzhang at celestica.com <viterzho at celestica.com>*
*Mobile: (+86)15965353952*
*Phone: (+86)021-61006028-7623*
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