Re: [coreboot] Kabylake unable to boot with post code 0x71 "SGX: pre-conditions not met"

[Jose Trujillo]

Hi Alex,
I will keep in mind this but before I will check about the EC on my system because this is not an RVP board.
Thank you for your advise, I'll do that.
Jose Trujillo.

‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On Monday, September 24, 2018 4:46 PM, Alex Feinman  wrote:
> Keep in mind that Intel RVP boards ship with Intel EC code, which is not compatible with Coreboot. You need to reflash it with Google EC - it's built as a part of Coreboot, or it can be built separately as well.
>
> From: coreboot  on behalf of Nico Huber 
> Sent: Thursday, September 20, 2018 1:16 PM
> To: Jose Trujillo; Naresh G. Solanki
> Cc: coreboot
> Subject: Re: [coreboot] Kabylake unable to boot with post code 0x71 "SGX: pre-conditions not met"
>
> Hi Jose,
>
> On 20.09.2018 15:58, Jose Trujillo via coreboot wrote:
> > I will follow your advise of checking EC and about the base FW I am
> > using the original UEFI AMI FW but, if still doesn't boot I will replace
> > ME and descriptor as you suggested.
>
> Better don't. The Firmware Descriptor and ME are orthogonal to coreboot.
> It's best to leave them in flash as they are once you have them working
> with the original firmware. If you use flashrom, you can use a layout
> file or the --ifd option and include only the BIOS region when writing.
>
> Nico