[coreboot-gerrit] Patch merged into coreboot/master: nb/amd/mct_ddr3: Use antiphase to better center DQS window
gerrit at coreboot.org
gerrit at coreboot.org
Mon Nov 30 05:19:21 CET 2015
the following patch was just integrated into master:
commit 01b9f8e4c221b3ae8167579ab81bb6c829fb8070
Author: Timothy Pearson <tpearson at raptorengineeringinc.com>
Date: Thu Aug 27 15:10:19 2015 -0500
nb/amd/mct_ddr3: Use antiphase to better center DQS window
The BKDG recommends the use of an antiphase window detection
algorithm to ensure that the DQS data eye is properly centered.
TEST: Booted both with DIMMs known to move the data eye into the
prior clock phase and DIMMs known to keep the data eye in the
current clock phase.
Change-Id: I1d85fddd45197ca82dcaa46fe863e64589712d1f
Signed-off-by: Timothy Pearson <tpearson at raptorengineeringinc.com>
Reviewed-on: https://review.coreboot.org/12059
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <edward.ocallaghan at koparo.com>
Reviewed-by: Martin Roth <martinroth at google.com>
See https://review.coreboot.org/12059 for details.
-gerrit
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