This is based on the following Intel documents:
* 570805
* 570806
* 572062
* 571264
Change-Id: I199415902d26fa5341ef3212a9169836ea4df74a
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65548
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>