Patch set updated for coreboot: amd/amdmct/mct_ddr3: Set prefetch double stride to improve performance

[Timothy Pearson]

Timothy Pearson ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/12037

-gerrit

commit 5b984791d430446878158c0c53b68c7b062da363
Author: Timothy Pearson 
Date:   Sat Aug 8 20:29:55 2015 -0500

amd/amdmct/mct_ddr3: Set prefetch double stride to improve performance

Change-Id: I34ad85388c6b71f0d44bee13afd663e0b84545cd
    Signed-off-by: Timothy Pearson 
---
 src/northbridge/amd/amdmct/mct_ddr3/mct_d.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
index 1dce138..815d912 100644
--- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
+++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
@@ -5571,6 +5571,7 @@ static void mct_FinalMCT_D(struct MCTStatStruc *pMCTstat,
    			val &= ~(0x7 << 8);		/* CohPrefPrbLmt = 0x1 */
    			val |= (0x1 << 8);
    			val |= (0x1 << 12);		/* EnSplitDctLimits = 0x1 */
+				val |= (0x1 << 20);		/* DblPrefEn = 0x1 */
    			val |= (0x7 << 22);		/* PrefFourConf = 0x7 */
    			val |= (0x7 << 25);		/* PrefFiveConf = 0x7 */
    			val &= ~(0xf << 28);		/* DcqBwThrotWm = 0x0 */