[coreboot] Coreboot X230 step-by-step

[Kitestramuort]

On Tue, 23 Feb, 2016 at 6:33 PM, Alexander Couzens <lynxis at fe80.eu> 
wrote:
> On Tue, 23 Feb 2016 08:33:16 -0800
> Vadim Bendebury <vbendeb at chromium.org> wrote:
> 
>>  I have not read the page in full detail, just curious: was it
>>  necessary to unsolder the chip, was it not possible to program it
>>  using flashrom from Linux command line instead?
> 
> It may be possible. the main problem is the lenovo bios update. It's
> still unknown how it's updating the rom. But the lenovo protects the
> bios region from writing. AFAIK there is a *scratch* region writeable
> possible for bios updates.

http://www.zmatt.net/unlocking-my-lenovo-laptop-part-3/

This guy succeeded in (software) flashing a modified Embedded 
Controller firmware bypassing the crc checksum. I wonder if a similar 
method could be employed to flash the BIOS portion as well