diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/Mem/Main/mmExcludeDimm.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/Mem/Main/mmExcludeDimm.c | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/Mem/Main/mmExcludeDimm.c b/src/vendorcode/amd/agesa/f15tn/Proc/Mem/Main/mmExcludeDimm.c new file mode 100644 index 0000000000..18dbe48763 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/Mem/Main/mmExcludeDimm.c @@ -0,0 +1,271 @@ +/* $NoKeywords:$ */ +/** + * @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: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $ + * + **/ +/***************************************************************************** +* +* Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved. +* +* AMD is granting you permission to use this software (the Materials) +* pursuant to the terms and conditions of your Software License Agreement +* with AMD. This header does *NOT* give you permission to use the Materials +* or any rights under AMD's intellectual property. Your use of any portion +* of these Materials shall constitute your acceptance of those terms and +* conditions. If you do not agree to the terms and conditions of the Software +* License Agreement, please do not use any portion of these Materials. +* +* CONFIDENTIALITY: The Materials and all other information, identified as +* confidential and provided to you by AMD shall be kept confidential in +* accordance with the terms and conditions of the Software License Agreement. +* +* LIMITATION OF LIABILITY: THE MATERIALS AND ANY OTHER RELATED INFORMATION +* PROVIDED TO YOU BY AMD ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED +* WARRANTY OF ANY KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF +* MERCHANTABILITY, NONINFRINGEMENT, TITLE, FITNESS FOR ANY PARTICULAR PURPOSE, +* OR WARRANTIES ARISING FROM CONDUCT, COURSE OF DEALING, OR USAGE OF TRADE. +* IN NO EVENT SHALL AMD OR ITS LICENSORS BE LIABLE FOR ANY DAMAGES WHATSOEVER +* (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS +* INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF AMD'S NEGLIGENCE, +* GROSS NEGLIGENCE, THE USE OF OR INABILITY TO USE THE MATERIALS OR ANY OTHER +* RELATED INFORMATION PROVIDED TO YOU BY AMD, EVEN IF AMD HAS BEEN ADVISED OF +* THE POSSIBILITY OF SUCH DAMAGES. BECAUSE SOME JURISDICTIONS PROHIBIT THE +* EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, +* THE ABOVE LIMITATION MAY NOT APPLY TO YOU. +* +* AMD does not assume any responsibility for any errors which may appear in +* the Materials or any other related information provided to you by AMD, or +* result from use of the Materials or any related information. +* +* You agree that you will not reverse engineer or decompile the Materials. +* +* NO SUPPORT OBLIGATION: AMD is not obligated to furnish, support, or make any +* further information, software, technical information, know-how, or show-how +* available to you. Additionally, AMD retains the right to modify the +* Materials at any time, without notice, and is not obligated to provide such +* modified Materials to you. +* +* U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with +* "RESTRICTED RIGHTS." Use, duplication, or disclosure by the Government is +* subject to the restrictions as set forth in FAR 52.227-14 and +* DFAR252.227-7013, et seq., or its successor. Use of the Materials by the +* Government constitutes acknowledgement of AMD's proprietary rights in them. +* +* EXPORT ASSURANCE: You agree and certify that neither the Materials, nor any +* direct product thereof will be exported directly or indirectly, into any +* country prohibited by the United States Export Administration Act and the +* regulations thereunder, without the required authorization from the U.S. +* government nor will be used for any purpose prohibited by the same. +* *************************************************************************** +* +*/ + +/* + *---------------------------------------------------------------------------- + * 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; +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +BOOLEAN +MemMRASExcludeDIMM ( + IN OUT MEM_MAIN_DATA_BLOCK *MemMainPtr + ); + +/*----------------------------------------------------------------------------- +* 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; + } + } + } + + // Force memory address remap when we want to undo 1TB hoisting + if (NBPtr->SharedPtr->UndoHoistingAbove1TB) { + 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 != 0) || (SMsr.lo != 0)) { + if (RefPtr->SysLimit != 0) { + NBPtr[BSP_DIE].CpuMemTyping (&NBPtr[BSP_DIE]); + + // When 1TB hoisting is not supported, TOP_MEM2 cannot exceed HT reserved region base. + if ((RefPtr->SysLimit >= HT_REGION_BASE_RJ16) && (NBPtr->SharedPtr->UndoHoistingAbove1TB)) { + SMsr.hi = HT_REGION_BASE_RJ16 >> (32 - 16); + SMsr.lo = HT_REGION_BASE_RJ16 << 16; + LibAmdMsrWrite (TOP_MEM2, (UINT64 *)&SMsr, &NBPtr->MemPtr->StdHeader); + IDS_HDT_CONSOLE (MEM_FLOW, "TOP_MEM2: %08x0000\n", HT_REGION_BASE_RJ16); + RefPtr->Sub1THoleBase = HT_REGION_BASE_RJ16; + RefPtr->SysLimit = HT_REGION_BASE_RJ16 - 1; + } + } + } + + // 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]); + } + } + + // Reset UndoHoistingAbove1TB if it was previously set + NBPtr->SharedPtr->UndoHoistingAbove1TB = FALSE; + } + + // 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; +} |