[coreboot] SPI Flash does not work on Intel LeafHill CRB

[Toan Le manh]

2017-03-31 12:41 GMT+07:00 Zeh, Werner <werner.zeh at siemens.com>:

>
> In regard to the Winbond flash we had issues that has shown the same
> behavior like your case.
> The root cause in our case was the "security register" called region in
> the flash which resides above the 16 MB address range and
> has a size of 0x300 bytes (on W25Q128FV for example). The original flash
> contents on the CRB contains some data
> in that region and we were only able to boot the CRB after re-flashing if
> this region was transferred to the new flash completely.
> To do so, you must tweak BeeProg a bit, there are special options to erase
> and program this security registers.
>
>
Dear Werner,

Thank you very much for the reply.
I hope and believe that this is our case too.
Could you please guide me to transfer the "security register" region from
the original flash to new flash using BeeProg?

Once again, thanks a lot.
Best Regards,
Toan
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