diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/Mem/Main/mmExcludeDimm.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/Mem/Main/mmExcludeDimm.c | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/Mem/Main/mmExcludeDimm.c b/src/vendorcode/amd/agesa/f14/Proc/Mem/Main/mmExcludeDimm.c new file mode 100644 index 0000000000..9eb20bba72 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/Mem/Main/mmExcludeDimm.c @@ -0,0 +1,218 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * mmExcludeDimm.c + * + * Main Memory Feature implementation file for RAS DIMM Exclude Feature + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: (Mem/Main) + * @e \$Revision: 35136 $ @e \$Date: 2010-07-16 11:29:48 +0800 (Fri, 16 Jul 2010) $ + * + **/ +/* + ***************************************************************************** + * + * Copyright (c) 2011, Advanced Micro Devices, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Advanced Micro Devices, Inc. nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * *************************************************************************** + * + */ + +/* + *---------------------------------------------------------------------------- + * MODULES USED + * + *---------------------------------------------------------------------------- + */ + + +#include "AGESA.h" +#include "Ids.h" +#include "mport.h" +#include "amdlib.h" +#include "OptionMemory.h" +#include "mm.h" +#include "mn.h" +#include "GeneralServices.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_MEM_MAIN_MMEXCLUDEDIMM_FILECODE + +extern MEM_FEAT_BLOCK_MAIN MemFeatMain; +/*----------------------------------------------------------------------------- +* EXPORTED FUNCTIONS +* +*----------------------------------------------------------------------------- +*/ + +/* -----------------------------------------------------------------------------*/ +/** + * + * Check and disable Chip selects that fail training on all nodes. + * + * @param[in,out] *MemMainPtr - Pointer to the MEM_MAIN_DATA_BLOCK + * + * @return TRUE - No fatal error occurs. + * @return FALSE - Fatal error occurs. + */ +BOOLEAN +MemMRASExcludeDIMM ( + IN OUT MEM_MAIN_DATA_BLOCK *MemMainPtr + ) +{ + UINT8 Node; + BOOLEAN IsEnabled; + BOOLEAN RetVal; + BOOLEAN IsChannelIntlvEnabled[MAX_NODES_SUPPORTED]; + UINT8 FirstEnabledNode; + UINT32 BottomIO; + MEM_NB_BLOCK *NBPtr; + MEM_PARAMETER_STRUCT *RefPtr; + S_UINT64 SMsr; + + FirstEnabledNode = 0; + IsEnabled = FALSE; + RetVal = TRUE; + NBPtr = MemMainPtr->NBPtr; + RefPtr = NBPtr[BSP_DIE].RefPtr; + for (Node = 0; Node < MemMainPtr->DieCount; Node++) { + if (NBPtr[Node].FeatPtr->ExcludeDIMM (&NBPtr[Node])) { + if (!IsEnabled) { + // Record the first node that has exclude dimm enabled + FirstEnabledNode = Node; + IsEnabled = TRUE; + } + } + } + + if (IsEnabled) { + // Check if all nodes have all dimms excluded. If yes, fatal exit + NBPtr[BSP_DIE].SharedPtr->CurrentNodeSysBase = 0; + BottomIO = (NBPtr[BSP_DIE].RefPtr->BottomIo & 0xF8) << 8; + // If the first node that has excluded dimms does not have a system base smaller + // than bottomIO, then we don't need to reset the GStatus, as we don't need to + // remap memory hole. + if (NBPtr[FirstEnabledNode].MCTPtr->NodeSysBase < BottomIO) { + RefPtr->GStatus[GsbHWHole] = FALSE; + RefPtr->GStatus[GsbSpIntRemapHole] = FALSE; + RefPtr->GStatus[GsbSoftHole] = FALSE; + RefPtr->HoleBase = 0; + RefPtr->SysLimit = 0; + } + // If Node Interleaving has been executed before the remapping then we need to + // start from the first node. + // There may be a few senarios: + // 1. Node interleaving is not enabled before the remap, and still cannot be enabled after + // remap + // 2. Node interleaving cannot be enabled before the remap, but it can be enabled after + // remap + // 3. Node interleaving is enabled before the remap, but it cannot be enabled after the remap + if (NBPtr->SharedPtr->NodeIntlv.IsValid) { + FirstEnabledNode = 0; + } + + for (Node = 0; Node < MemMainPtr->DieCount; Node++) { + IsChannelIntlvEnabled [Node] = FALSE; + // Check if node interleaving has been enabled on this node + // if yes, disable it. + if (NBPtr[Node].GetBitField (&NBPtr[Node], BFDramIntlvEn) != 0) { + NBPtr[Node].SetBitField (&NBPtr[Node], BFDramIntlvEn, 0); + NBPtr[Node].SetBitField (&NBPtr[Node], BFDramIntlvSel, 0); + } + if (Node >= FirstEnabledNode) { + // Remap memory on nodes with node number larger than the first node that has excluded dimms. + // If channel interleaving has already been enabled, need to disable it before remapping memory. + if (NBPtr[Node].GetBitField (&NBPtr[Node], BFDctSelIntLvEn) != 0) { + NBPtr[Node].SetBitField (&NBPtr[Node], BFDctSelIntLvEn, 0); + IsChannelIntlvEnabled [Node] = TRUE; + } + NBPtr[Node].MCTPtr->Status[SbHWHole] = FALSE; + NBPtr[Node].MCTPtr->Status[SbSWNodeHole] = FALSE; + NBPtr[Node].SetBitField (&NBPtr[Node], BFDctSelBaseAddr, 0); + NBPtr[Node].SetBitField (&NBPtr[Node], BFDctSelHiRngEn, 0); + NBPtr[Node].SetBitField (&NBPtr[Node], BFDctSelHi, 0); + NBPtr[Node].SetBitField (&NBPtr[Node], BFDctSelBaseOffset, 0); + NBPtr[Node].SetBitField (&NBPtr[Node], BFDramHoleAddrReg, 0); + NBPtr[Node].HtMemMapInit (&NBPtr[Node]); + } else if (NBPtr[Node].MCTPtr->NodeMemSize != 0) { + // No change is needed in the memory map of this node. + // Need to adjust the current system base for other nodes processed later. + NBPtr[Node].SharedPtr->CurrentNodeSysBase = (NBPtr[Node].MCTPtr->NodeSysLimit + 1) & 0xFFFFFFF0; + RefPtr->SysLimit = NBPtr[Node].MCTPtr->NodeSysLimit; + // If the current node does not have the memory hole, then set DramHoleAddrReg to be 0. + // If memory hoisting is enabled later by other node, SyncAddrMapToAllNodes will set the base + // and DramMemHoistValid. + // Otherwise, do not change the register value, as we need to keep DramHoleOffset unchanged, as well + // DramHoleValid. + if (!NBPtr[Node].MCTPtr->Status[SbHWHole]) { + NBPtr[Node].SetBitField (&NBPtr[Node], BFDramHoleAddrReg, 0); + } + } + } + + for (Node = 0; Node < MemMainPtr->DieCount; Node++) { + NBPtr[Node].SyncAddrMapToAllNodes (&NBPtr[Node]); + } + + LibAmdMsrRead (TOP_MEM, (UINT64 *)&SMsr, &NBPtr->MemPtr->StdHeader); + // Only when TOM is set can CpuMemTyping be re-run + if (SMsr.hi == SMsr.lo == 0) { + if (RefPtr->SysLimit != 0) { + NBPtr[BSP_DIE].CpuMemTyping (&NBPtr[BSP_DIE]); + } + } + + // Re-run node interleaving if it has been exeucuted before the remap + if (NBPtr->SharedPtr->NodeIntlv.IsValid) { + MemFeatMain.InterleaveNodes (MemMainPtr); + } + + // Re-enable channel interleaving if it was enabled before remapping memory + for (Node = 0; Node < MemMainPtr->DieCount; Node++) { + if (IsChannelIntlvEnabled [Node]) { + NBPtr[Node].FeatPtr->InterleaveChannels (&NBPtr[Node]); + } + } + } + + // if all dimms on all nodes are excluded, do fatal exit + if (RefPtr->SysLimit == 0) { + PutEventLog (AGESA_FATAL, MEM_ERROR_NO_DIMM_FOUND_ON_SYSTEM, 0, 0, 0, 0, &NBPtr->MemPtr->StdHeader); + SetMemError (AGESA_FATAL, NBPtr[BSP_DIE].MCTPtr); + ASSERT (FALSE); + } + + for (Node = 0; Node < MemMainPtr->DieCount; Node ++) { + RetVal &= (BOOLEAN) (NBPtr[Node].MCTPtr->ErrCode < AGESA_FATAL); + } + + return RetVal; +} |