VOID
MemPPhyFenceTrainingDr (
IN OUT MEM_NB_BLOCK *NBPtr
)
{
if (NBPtr->GetBitField (NBPtr, BFDdr3Mode) == 0) {
//DDR2 specific.
if (NBPtr->MCTPtr->LogicalCpuid.Revision & AMD_F10_C0) {
MemNTrainFenceWHardCodeValDr (NBPtr);
} else {
MemNTrainPhyFenceNb (NBPtr);
}
} else {
//DDR3 specific.
MemNTrainPhyFenceNb (NBPtr);
}
}
VOID
MemNPhyFenceTrainingUnb (
IN OUT MEM_NB_BLOCK *NBPtr
)
{
UINT8 FenceThresholdTxDll;
UINT8 FenceThresholdRxDll;
UINT8 FenceThresholdTxPad;
UINT16 Fence2Data;
MemNSetBitFieldNb (NBPtr, BFDataFence2, 0);
MemNSetBitFieldNb (NBPtr, BFFence2, 0);
// 1. Program D18F2x[1,0]9C_x0000_0008[FenceTrSel]=10b.
// 2. Perform phy fence training.
// 3. Write the calculated fence value to D18F2x[1,0]9C_x0000_000C[FenceThresholdTxDll].
MemNSetBitFieldNb (NBPtr, BFFenceTrSel, 2);
MAKE_TSEFO (NBPtr->NBRegTable, DCT_PHY_ACCESS, 0x0C, 30, 26, BFPhyFence);
IDS_HDT_CONSOLE (MEM_FLOW, "\t\tFenceThresholdTxDll\n");
MemNTrainPhyFenceNb (NBPtr);
FenceThresholdTxDll = (UINT8) MemNGetBitFieldNb (NBPtr, BFPhyFence);
NBPtr->FamilySpecificHook[DetectMemPllError] (NBPtr, &FenceThresholdTxDll);
// 4. Program D18F2x[1,0]9C_x0D0F_0[F,7:0]0F[AlwaysEnDllClks]=001b.
MemNSetBitFieldNb (NBPtr, BFAlwaysEnDllClks, 0x1000);
// 5. Program D18F2x[1,0]9C_x0000_0008[FenceTrSel]=01b.
// 6. Perform phy fence training.
// 7. Write the calculated fence value to D18F2x[1,0]9C_x0000_000C[FenceThresholdRxDll].
MemNSetBitFieldNb (NBPtr, BFFenceTrSel, 1);
MAKE_TSEFO (NBPtr->NBRegTable, DCT_PHY_ACCESS, 0x0C, 25, 21, BFPhyFence);
IDS_HDT_CONSOLE (MEM_FLOW, "\n\t\tFenceThresholdRxDll\n");
MemNTrainPhyFenceNb (NBPtr);
FenceThresholdRxDll = (UINT8) MemNGetBitFieldNb (NBPtr, BFPhyFence);
NBPtr->FamilySpecificHook[DetectMemPllError] (NBPtr, &FenceThresholdRxDll);
// 8. Program D18F2x[1,0]9C_x0D0F_0[F,7:0]0F[AlwaysEnDllClks]=000b.
MemNSetBitFieldNb (NBPtr, BFAlwaysEnDllClks, 0x0000);
// 9. Program D18F2x[1,0]9C_x0000_0008[FenceTrSel]=11b.
// 10. Perform phy fence training.
// 11. Write the calculated fence value to D18F2x[1,0]9C_x0000_000C[FenceThresholdTxPad].
MemNSetBitFieldNb (NBPtr, BFFenceTrSel, 3);
MAKE_TSEFO (NBPtr->NBRegTable, DCT_PHY_ACCESS, 0x0C, 20, 16, BFPhyFence);
IDS_HDT_CONSOLE (MEM_FLOW, "\n\t\tFenceThresholdTxPad\n");
MemNTrainPhyFenceNb (NBPtr);
FenceThresholdTxPad = (UINT8) MemNGetBitFieldNb (NBPtr, BFPhyFence);
NBPtr->FamilySpecificHook[DetectMemPllError] (NBPtr, &FenceThresholdTxPad);
// Program Fence2 threshold for Clk, Cmd, and Addr
if (FenceThresholdTxPad < 16) {
MemNSetBitFieldNb (NBPtr, BFClkFence2, FenceThresholdTxPad | 0x10);
MemNSetBitFieldNb (NBPtr, BFCmdFence2, FenceThresholdTxPad | 0x10);
MemNSetBitFieldNb (NBPtr, BFAddrFence2, FenceThresholdTxPad | 0x10);
} else {
MemNSetBitFieldNb (NBPtr, BFClkFence2, 0);
MemNSetBitFieldNb (NBPtr, BFCmdFence2, 0);
MemNSetBitFieldNb (NBPtr, BFAddrFence2, 0);
}
// Program Fence2 threshold for data
Fence2Data = 0;
if (FenceThresholdTxPad < 16) {
Fence2Data |= FenceThresholdTxPad | 0x10;
}
if (FenceThresholdRxDll < 16) {
Fence2Data |= (FenceThresholdRxDll | 0x10) << 10;
}
if (FenceThresholdTxDll < 16) {
Fence2Data |= (FenceThresholdTxDll | 0x10) << 5;
}
MemNSetBitFieldNb (NBPtr, BFDataFence2, Fence2Data);
NBPtr->FamilySpecificHook[ProgramFence2RxDll] (NBPtr, &Fence2Data);
if (NBPtr->MCTPtr->Status[SbLrdimms]) {
// 18. If motherboard routing requires CS[7:6] to adopt address timings, e.g. 3 LRDIMMs/ch with CS[7:6]
// routed across all DIMM sockets, BIOS performs the following:
if (FindPSOverrideEntry (NBPtr->RefPtr->PlatformMemoryConfiguration, PSO_NO_LRDIMM_CS67_ROUTING, NBPtr->MCTPtr->SocketId, NBPtr->ChannelPtr->ChannelID, 0, NULL, NULL) != NULL) {
// A. Program D18F2xA8_dct[1:0][CSTimingMux67] = 1.
MemNSetBitFieldNb (NBPtr, BFCSTimingMux67, 1);
// B. Program D18F2x9C_x0D0F_8021_dct[1:0]:
// - DiffTimingEn = 1.
// - IF (D18F2x9C_x0000_0004_dct[1:0][AddrCmdFineDelay] >=
// D18F2x9C_x0D0F_E008_dct[1:0][FenceValue]) THEN Fence = 1 ELSE Fence = 0.
// - Delay = D18F2x9C_x0000_0004_dct[1:0][AddrCmdFineDelay].
//
MemNSetBitFieldNb (NBPtr, BFDiffTimingEn, 1);
MemNSetBitFieldNb (NBPtr, BFFence, (MemNGetBitFieldNb (NBPtr, BFAddrCmdFineDelay) >= MemNGetBitFieldNb (NBPtr, BFFenceValue)) ? 1 : 0);
MemNSetBitFieldNb (NBPtr, BFDelay, (MemNGetBitFieldNb (NBPtr, BFAddrCmdFineDelay)));
}
}
// 19. Reprogram F2x9C_04.
MemNSetBitFieldNb (NBPtr, BFAddrTmgControl, MemNGetBitFieldNb (NBPtr, BFAddrTmgControl));
}
