diff options
Diffstat (limited to 'src/northbridge/amd/amdmct/wrappers/mcti_d.c')
| -rw-r--r-- | src/northbridge/amd/amdmct/wrappers/mcti_d.c | 31 |
1 files changed, 14 insertions, 17 deletions
diff --git a/src/northbridge/amd/amdmct/wrappers/mcti_d.c b/src/northbridge/amd/amdmct/wrappers/mcti_d.c index 0ba2d33a7f..143468a7e4 100644 --- a/src/northbridge/amd/amdmct/wrappers/mcti_d.c +++ b/src/northbridge/amd/amdmct/wrappers/mcti_d.c @@ -476,34 +476,31 @@ static void mctHookAfterDramInit(void) #if (CONFIG_DIMM_SUPPORT & 0x000F)==0x0005 /* AMD_FAM10_DDR3 */ static void vErratum372(struct DCTStatStruc *pDCTstat) { - msr_t msr = rdmsr(NB_CFG_MSR); + msr_t msr = rdmsr(NB_CFG_MSR); int nbPstate1supported = !(msr.hi & (1 << (NB_GfxNbPstateDis -32))); - // is this the right way to check for NB pstate 1 or DDR3-1333 ? - if (((pDCTstat->PresetmaxFreq==1333)||(nbPstate1supported)) - &&(!pDCTstat->GangedMode)) { - /* DisableCf8ExtCfg */ - msr.hi &= ~(3 << (51 - 32)); - wrmsr(NB_CFG_MSR, msr); - } + // is this the right way to check for NB pstate 1 or DDR3-1333 ? + if (((pDCTstat->PresetmaxFreq==1333)||(nbPstate1supported)) + &&(!pDCTstat->GangedMode)) { + /* DisableCf8ExtCfg */ + msr.hi &= ~(3 << (51 - 32)); + wrmsr(NB_CFG_MSR, msr); + } } static void vErratum414(struct DCTStatStruc *pDCTstat) { - int dct=0; - for (; dct < 2 ; dct++) - { - int dRAMConfigHi = Get_NB32(pDCTstat->dev_dct,0x94 + (0x100 * dct)); + int dct=0; + for (; dct < 2 ; dct++) { + int dRAMConfigHi = Get_NB32(pDCTstat->dev_dct,0x94 + (0x100 * dct)); int powerDown = dRAMConfigHi & (1 << PowerDownEn ); int ddr3 = dRAMConfigHi & (1 << Ddr3Mode ); - int dRAMMRS = Get_NB32(pDCTstat->dev_dct,0x84 + (0x100 * dct)); + int dRAMMRS = Get_NB32(pDCTstat->dev_dct,0x84 + (0x100 * dct)); int pchgPDModeSel = dRAMMRS & (1 << PchgPDModeSel); - if (powerDown && ddr3 && pchgPDModeSel ) - { - Set_NB32(pDCTstat->dev_dct,0x84 + (0x100 * dct), dRAMMRS & ~(1 << PchgPDModeSel) ); + if (powerDown && ddr3 && pchgPDModeSel ) + Set_NB32(pDCTstat->dev_dct,0x84 + (0x100 * dct), dRAMMRS & ~(1 << PchgPDModeSel) ); } - } } #endif |