[coreboot] Coreboot with an UEFI payload to boot (Clover) an Thinkpad X230 Hackintosh

[my First name is Test And my last Name is iPation]

On 01/01/2018 21:07, Branden Waldner wrote:
> Hello,
>
> If I'm understanding this correctly, you are unable to get
> Coreboot/TianoCore to correctly load/boot efi grub2 (on disk). If this
> isn't working your not even able to get to chainloading Clover.
> (Unless grub2 is working, but booting Ubuntu isn't?).

Yes that's right.

>
> You could either try to get your Coreboot/TianoCore working, or, as
> you mentioned you could try using Coreboot/SeaBIOS/Duet(Tianocore).
> Doesn't Clover already include using Duet as an option (to boot from
> mbr/non-uefi)?

Yes that's right too.

> If you can get the original bios to boot only in legacy
> you could see if you can get a working Duet or mbr boot Clover setup
> working and then try to boot it with Coreboot/SeaBIOS.

So I've just tried Coreboot/SeaBIOS (on flash) + CloverMBR/macOS (on 
disk), and it worked!!

> Some uefi
> bios's won't boot into legacy mode if they see a gpt disk or a ESP
> partition though. You should even be able to install a mbr boot block
> for grub2 from Ubuntu while otherwise keeping the efi grub installed
> (I think the full auto-install grub2 packages conflict though).
>
> Branden

So yes, I think CloverEFI can also be installed like Duet 
(Coreboot/SeaBIOS/CloverEFI) on flash, so I'll try to figure out this 
config.

Thanks very much.