[coreboot-gerrit] Change in coreboot[master]: [WIP]nb/intel/sandybridge/raminit: Fix ECC scrub

[Patrick Rudolph (Code Review)]

Hello build bot (Jenkins), Patrick Georgi, Jonathan Kollasch, Angel Pons, Arthur Heymans, Patrick Rudolph,

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

https://review.coreboot.org/c/coreboot/+/40721

to look at the new patch set (#7).

Change subject: [WIP]nb/intel/sandybridge/raminit: Fix ECC scrub
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[WIP]nb/intel/sandybridge/raminit: Fix ECC scrub

The scrubbing method was never correct nor tested.
Fix that by observations made on mrc.bin.

Tested on HP Z220 with ECC memory and Xeon E3 CPU:
The whole memory is now scrubbed.

Change-Id: Ia9fcc236fbf73f51fe944c6dda5d22ba9d334ec7
Signed-off-by: Patrick Rudolph 
---
M src/northbridge/intel/sandybridge/raminit_common.c
1 file changed, 123 insertions(+), 87 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/21/40721/7