Timothy Pearson (tpearson@raptorengineeringinc.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/12037
-gerrit
commit 5b984791d430446878158c0c53b68c7b062da363 Author: Timothy Pearson tpearson@raptorengineeringinc.com 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 tpearson@raptorengineeringinc.com --- 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 */