tree 14e6c4b1b048293baa0e30f0d26b6ccf53b7ad1a
parent 9fdd2b264b1163009b5c3b0fd0a78df88d719192
author Tim Wawrzynczak <twawrzynczak@chromium.org> 1623955355 -0600
committer Tim Wawrzynczak <twawrzynczak@chromium.org> 1625091575 +0000

soc/intel/alderlake: Send End-of-Post message to CSE

This is done to ensure the CSE will not execute any pre-boot commands
after it receives this command. Verified EOP and error recovery sequence
from Intel doc#627331.

TEST=on brya, autotest firmware_CheckEOPState confirms ME is in
post-boot state

Change-Id: Iee8c29f81d5d04852ae3f16dc8a9ff0fa59f056a
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55596
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>