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author | Patrick Rudolph <siro@das-labor.org> | 2015-06-24 19:14:53 +0200 |
---|---|---|
committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2015-06-28 22:40:41 +0200 |
commit | 3247916d1105a33a1c93be415e3bcded785c86cf (patch) | |
tree | 27ef529915761cfd7eb782f3f547420bd6ddbdda /src/mainboard/google/rambi/ec.h | |
parent | 039edebc08fb8238a027a1f2277278cf1fde65b9 (diff) |
intel raminit: properly handle DDR3 DIMMs with address mirroring
Issue observed:
DDR3 DIMM with address mirroring enabled doesn't work when placed in
slot 1 and slot 0 is empty. It does work when placed in slot 0 and
slot 1 is empty.
Test system:
* Intel IvyBridge
* Gigabyte GA-B75M-D3H
* Kingston KVR1066D3N7/4G (address mirroring enabled DIMM)
Problem description:
The address mirror enable bit is slot-swapped in the DIMM mapping code,
but none of the remaining code is aware of DIMM mapping. Removing the
code, that is swapping the mirror enable bit, results in the correct
behaviour. The DIMM is now working in every slot.
Change-Id: I7a51bbc8d156209449fd67c954930835814a40ee
Signed-off-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-on: http://review.coreboot.org/10652
Reviewed-by: Nicolas Reinecke <nr@das-labor.org>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/google/rambi/ec.h')
0 files changed, 0 insertions, 0 deletions