diff options
Diffstat (limited to 'resources/libreboot/patch/kgpe-d16/0126-northbridge-amd-amdmct-mct_ddr3-Fix-a-minor-RDIMM-CS.patch')
-rw-r--r-- | resources/libreboot/patch/kgpe-d16/0126-northbridge-amd-amdmct-mct_ddr3-Fix-a-minor-RDIMM-CS.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/resources/libreboot/patch/kgpe-d16/0126-northbridge-amd-amdmct-mct_ddr3-Fix-a-minor-RDIMM-CS.patch b/resources/libreboot/patch/kgpe-d16/0126-northbridge-amd-amdmct-mct_ddr3-Fix-a-minor-RDIMM-CS.patch new file mode 100644 index 0000000..d6788b5 --- /dev/null +++ b/resources/libreboot/patch/kgpe-d16/0126-northbridge-amd-amdmct-mct_ddr3-Fix-a-minor-RDIMM-CS.patch @@ -0,0 +1,35 @@ +From 85a652d6f36b200437c86b84cc76304271c14a1e Mon Sep 17 00:00:00 2001 +From: Timothy Pearson <kb9vqf@pearsoncomputing.net> +Date: Thu, 27 Aug 2015 13:18:53 -0500 +Subject: [PATCH 126/146] northbridge/amd/amdmct/mct_ddr3: Fix a minor RDIMM + CS select error + +--- + src/northbridge/amd/amdmct/mct_ddr3/mctrci.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mctrci.c b/src/northbridge/amd/amdmct/mct_ddr3/mctrci.c +index 624a543..8fd2523 100644 +--- a/src/northbridge/amd/amdmct/mct_ddr3/mctrci.c ++++ b/src/northbridge/amd/amdmct/mct_ddr3/mctrci.c +@@ -236,7 +236,7 @@ void mct_DramControlReg_Init_D(struct MCTStatStruc *pMCTstat, + for (MrsChipSel = 0; MrsChipSel < 8; MrsChipSel ++, MrsChipSel ++) { + if (pDCTstat->CSPresent & (1 << MrsChipSel)) { + val = Get_NB32_DCT(dev, dct, 0xa8); +- val &= ~(0xf << 8); ++ val &= ~(0xff << 8); + + switch (MrsChipSel) { + case 0: +@@ -283,7 +283,7 @@ void FreqChgCtrlWrd(struct MCTStatStruc *pMCTstat, + /* 2. Program F2x[1, 0]A8[CtrlWordCS]=bit mask for target chip selects. */ + val = Get_NB32_DCT(dev, dct, 0xa8); + val &= ~(0xff << 8); +- val |= (0x3 << (MrsChipSel & 0xfe)) << 8; ++ val |= (0x3 << (MrsChipSel & ~0x1)) << 8; + Set_NB32_DCT(dev, dct, 0xa8, val); + + /* Resend control word 10 */ +-- +1.7.9.5 + |