Re: [coreboot] Lenovo Thinkpad Yoga 11e (1st Gen, Win10 variant)

[John Lewis]

Again, I'm being Captain Vague here, but I'm fairly sure Ron/similar
have advised on the difficulty of doing something like this before - not
that it's as hard as doing a port from scratch, but that you still do
need pretty in-depth firmware/c experience to do it.

Regards,

John.

On 20/03/17 12:10, Christopher Grossarth wrote:
> Thanks for the swift reply.
>
> I didn't say I thought this would be easy. I know porting to a new
> board isn't a trivial task but that's what we try to do here, no?
>
> Do you know of a tool for extracting the EC for comparison?
>
> And if there are any nuts and bolts folks out there, I'd like to hear
> ideas.
>
> Struggle is my middle name.
>
> Best,
>
> C. "Struggle" Grossarth
>
> On Mon, Mar 20, 2017, 5:47 AM John Lewis <[e-mail]
> > wrote:
> Hi C Grossarth,
>
> Well, the Win variant will have a different EC for a start, so if
> you're expecting to be able to build and flash coreboot for the
> Chromebook variant with minimal changes, you will probably
> struggle. Other people will know much more what's required than I
> though - I just have reasonably high-level knowledge, not nuts and
> bolts.
>
> Regards,
>
> John.
>
>
> On 20/03/17 02:38, Christopher Grossarth wrote:
> > Hello All,
> >
> > I have been exploring coreboot, and have successfully built and
> > flashed it on a MacBook 2,1. Initially I was using Libreboot, but
> > wanted more control over the end result.
> >
> > I bought a Lenovo ChromeBook Yoga 11e 1st Gen), but swiftly
> > returned it after I realized the product description on Lenovo's
> > page mislabeled it as having SSD and RAM modules. The ChromeBook
> > version has eMMC and soldered on RAM.
> >
> > The Windows 10 version of the same variety (Intel Celeron N2930)
> >  has a SSD and a replaceable/upgradeable RAM module.
> > The ChromeBook variant is codenamed Glimmer.
> >
> > I would like to know what steps would be necessary to build and
> > flash coreboot onto the Win10 board.
> > Most importantly, how would I go about extracting the information
> > so that I can edit the Glimmer config overlays to reflect the
> > hardware config in the Win10 variant?
> >
> > Many Thanks in advance,
> >
> > C Grossarth.