Evgeny Zinoviev has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/32683
Change subject: util/autoport: Add info about rank_mirror to readme.md ......................................................................
util/autoport: Add info about rank_mirror to readme.md
inteltool can't detect whether address mapping is normal or mirrored, which in turn may be cause RAM initialization to fail when using spd.bin generated by inteltool.
Mention this in readme as it may help someone.
Change-Id: I8d24e4d9332bdcf484987581dd6941e2bf9c4f87 Signed-off-by: Evgeny Zinoviev me@ch1p.io --- M util/autoport/readme.md 1 file changed, 4 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/83/32683/1
diff --git a/util/autoport/readme.md b/util/autoport/readme.md index 4683d8d..6e0a7ef 100644 --- a/util/autoport/readme.md +++ b/util/autoport/readme.md @@ -267,6 +267,10 @@ not forget to copy the data on all the array elements that need it. * If they use different data, use several files.
+If memory initialization is not working, try enbling rank_mirror, which can't +be detected by inteltool. To do that, set the lowest bit at the offset `0x3f` +in `spd.bin` to 1. + ### `board_info.txt`
`board_info.txt` is a text file used in the board status page to list all