From f961becc433bf23fc8744fdfd757f0cdb75c2c62 Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Tue, 29 Mar 2016 13:17:02 -0500 Subject: [PATCH] nb/amd/mct_ddr3: Enable DIMM parity when RDIMMs installed This resolves a long-standing issue with RDIMM control word configuration failure, likely due to random parity failure. Change-Id: If8b8dc5b8b99f4c2fe29b3a133b064631e4693be Signed-off-by: Timothy Pearson Reviewed-on: https://review.coreboot.org/14184 Tested-by: build bot (Jenkins) Tested-by: Raptor Engineering Automated Test Stand Reviewed-by: Martin Roth --- src/northbridge/amd/amdmct/mct_ddr3/mct_d.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c index f7a0cbc773..f144f8a4b4 100644 --- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c +++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c @@ -5124,9 +5124,7 @@ static u8 AutoConfig_D(struct MCTStatStruc *pMCTstat, if (Status & (1 << SB_Registered)) { /* Registered DIMMs */ - if (!is_fam15h()) { - DramConfigLo |= 1 << ParEn; - } + DramConfigLo |= 1 << ParEn; } else { /* Unbuffered DIMMs */ DramConfigLo |= 1 << UnBuffDimm;