[coreboot-gerrit] Patch set updated for coreboot: amdmct/mct_ddr3: Disable Fam10h-specific MTRR setup on Fam15h
Timothy Pearson (tpearson@raptorengineeringinc.com)
gerrit at coreboot.org
Sat Oct 17 22:24:40 CEST 2015
Timothy Pearson (tpearson at raptorengineeringinc.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/11969
-gerrit
commit 66715a3dd67726e03576fdfb3ab52f76568f638f
Author: Timothy Pearson <tpearson at raptorengineeringinc.com>
Date: Mon Jun 1 20:35:42 2015 -0500
amdmct/mct_ddr3: Disable Fam10h-specific MTRR setup on Fam15h
Change-Id: I5c12b5ef8564402601634e9f3528bbf9303e0b33
Signed-off-by: Timothy Pearson <tpearson at raptorengineeringinc.com>
---
src/northbridge/amd/amdmct/mct_ddr3/mct_d.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
index 4769711..aed54e3 100644
--- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
+++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
@@ -1841,11 +1841,13 @@ static void DQSTiming_D(struct MCTStatStruc *pMCTstat,
if (nv_DQSTrainCTL) {
mctHookBeforeAnyTraining(pMCTstat, pDCTstatA);
- /* TODO: should be in mctHookBeforeAnyTraining */
- _WRMSR(0x26C, 0x04040404, 0x04040404);
- _WRMSR(0x26D, 0x04040404, 0x04040404);
- _WRMSR(0x26E, 0x04040404, 0x04040404);
- _WRMSR(0x26F, 0x04040404, 0x04040404);
+ if (!is_fam15h()) {
+ /* TODO: should be in mctHookBeforeAnyTraining */
+ _WRMSR(0x26C, 0x04040404, 0x04040404);
+ _WRMSR(0x26D, 0x04040404, 0x04040404);
+ _WRMSR(0x26E, 0x04040404, 0x04040404);
+ _WRMSR(0x26F, 0x04040404, 0x04040404);
+ }
mct_WriteLevelization_HW(pMCTstat, pDCTstatA, FirstPass);
if (is_fam15h()) {
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