Change in coreboot[master]: cpu/intel/car: Add EC software sync to Intel romstage

[Tim Wawrzynczak (Code Review)]

Hello Aaron Durbin, Patrick Rudolph, Karthik Ramasubramanian, Julius Werner, Arthur Heymans, Duncan Laurie, Shelley Chen, build bot (Jenkins), Joel Kitching, Patrick Georgi, Furquan Shaikh,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/36211

to look at the new patch set (#2).

Change subject: cpu/intel/car: Add EC software sync to Intel romstage
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cpu/intel/car: Add EC software sync to Intel romstage

Perform EC software sync in romstage, before memory training is started.
This is guarded by CONFIG_VBOOT_EARLY_EC_SYNC.

BUG=b:112198832
BRANCH=none
TEST=EC software sync works in update and non-update case.
No significant effect on boot time (~6 ms).

Change-Id: I31f3407a2afcbf288461fab1397f965f025bc07c
Signed-off-by: Tim Wawrzynczak 
---
M src/cpu/intel/car/romstage.c
1 file changed, 5 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/11/36211/2