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+/* $NoKeywords:$ */
+/**
+ * @file
+ *
+ * AMD Hob Transfer functions.
+ *
+ * Contains code that copy Heap to temp memory or main memory.
+ *
+ * @xrefitem bom "File Content Label" "Release Content"
+ * @e project: AGESA
+ * @e sub-project: CPU
+ * @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.
+ ******************************************************************************
+ */
+
+/*----------------------------------------------------------------------------------------
+ * M O D U L E S U S E D
+ *----------------------------------------------------------------------------------------
+ */
+
+#include "AGESA.h"
+#include "amdlib.h"
+#include "Ids.h"
+#include "cpuRegisters.h"
+#include "GeneralServices.h"
+#include "cpuServices.h"
+#include "cpuCacheInit.h"
+#include "cpuFamilyTranslation.h"
+#include "heapManager.h"
+#include "cpuLateInit.h"
+#include "Filecode.h"
+CODE_GROUP (G1_PEICC)
+RDATA_GROUP (G1_PEICC)
+
+#define FILECODE LEGACY_PROC_HOBTRANSFER_FILECODE
+/*----------------------------------------------------------------------------------------
+ * D E F I N I T I O N S A N D M A C R O S
+ *----------------------------------------------------------------------------------------
+ */
+
+/*----------------------------------------------------------------------------------------
+ * T Y P E D E F S A N D S T R U C T U R E S
+ *----------------------------------------------------------------------------------------
+ */
+
+
+/*----------------------------------------------------------------------------------------
+ * P R O T O T Y P E S O F L O C A L F U N C T I O N S
+ *----------------------------------------------------------------------------------------
+ */
+
+/*----------------------------------------------------------------------------------------
+ * P U B L I C F U N C T I O N S
+ *----------------------------------------------------------------------------------------
+ */
+
+/*----------------------------------------------------------------------------------------
+ * E X P O R T E D F U N C T I O N S
+ *----------------------------------------------------------------------------------------
+ */
+extern BUILD_OPT_CFG UserOptions;
+
+/* -----------------------------------------------------------------------------*/
+/**
+ *
+ * CopyHeapToTempRamAtPost
+ *
+ * This function copies BSP heap content to RAM
+ *
+ * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct.
+ *
+ * @retval AGESA_STATUS
+ *
+ */
+AGESA_STATUS
+CopyHeapToTempRamAtPost (
+ IN OUT AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 *BaseAddressInCache;
+ UINT8 *BaseAddressInTempMem;
+ UINT8 *Source;
+ UINT8 *Destination;
+ UINT8 AlignTo16ByteInCache;
+ UINT8 AlignTo16ByteInTempMem;
+ UINT8 Ignored;
+ UINT32 SizeOfNodeData;
+ UINT32 TotalSize;
+ UINT32 HeapRamFixMtrr;
+ UINT32 HeapRamVariableMtrr;
+ UINT32 HeapInCacheOffset;
+ UINT64 MsrData;
+ UINT64 VariableMtrrBase;
+ UINT64 VariableMtrrMask;
+ UINTN AmdHeapRamAddress;
+ AGESA_STATUS IgnoredStatus;
+ BUFFER_NODE *HeapInCache;
+ BUFFER_NODE *HeapInTempMem;
+ HEAP_MANAGER *HeapManagerInCache;
+ HEAP_MANAGER *HeapManagerInTempMem;
+ CACHE_INFO *CacheInfoPtr;
+ CPU_SPECIFIC_SERVICES *FamilySpecificServices;
+
+ AmdHeapRamAddress = (UINTN) UserOptions.CfgHeapDramAddress;
+ //
+ //If the user define address above 1M, Mem Init has already set
+ //whole available memory as WB cacheable.
+ //
+ if (AmdHeapRamAddress < 0x100000) {
+ // Region below 1MB
+ // Fixed MTTR region
+ // turn on modification bit
+ LibAmdMsrRead (MSR_SYS_CFG, &MsrData, StdHeader);
+ MsrData |= 0x80000;
+ LibAmdMsrWrite (MSR_SYS_CFG, &MsrData, StdHeader);
+
+ if (AmdHeapRamAddress >= 0xC0000) {
+ //
+ // 0xC0000 ~ 0xFFFFF
+ //
+ HeapRamFixMtrr = (UINT32) (AMD_MTRR_FIX4k_C0000 + (((AmdHeapRamAddress >> 16) & 0x3) * 2));
+ MsrData = AMD_MTRR_FIX4K_UC_DRAM;
+ LibAmdMsrWrite (HeapRamFixMtrr, &MsrData, StdHeader);
+ LibAmdMsrWrite ((HeapRamFixMtrr + 1), &MsrData, StdHeader);
+ } else if (AmdHeapRamAddress >= 0x80000) {
+ //
+ // 0x80000~0xBFFFF
+ //
+ HeapRamFixMtrr = (UINT32) (AMD_MTRR_FIX16k_80000 + ((AmdHeapRamAddress >> 17) & 0x1));
+ MsrData = AMD_MTRR_FIX16K_UC_DRAM;
+ LibAmdMsrWrite (HeapRamFixMtrr, &MsrData, StdHeader);
+ } else {
+ //
+ // 0x0 ~ 0x7FFFF
+ //
+ LibAmdMsrRead (AMD_MTRR_FIX64k_00000, &MsrData, StdHeader);
+ MsrData = MsrData & (~(0xFF << (8 * ((AmdHeapRamAddress >> 16) & 0x7))));
+ MsrData = MsrData | (AMD_MTRR_FIX64K_UC_DRAM << (8 * ((AmdHeapRamAddress >> 16) & 0x7)));
+ LibAmdMsrWrite (AMD_MTRR_FIX64k_00000, &MsrData, StdHeader);
+ }
+
+ // Turn on MTTR enable bit and turn off modification bit
+ LibAmdMsrRead (MSR_SYS_CFG, &MsrData, StdHeader);
+ MsrData |= 0x40000;
+ MsrData &= 0xFFFFFFFFFFF7FFFF;
+ LibAmdMsrWrite (MSR_SYS_CFG, &MsrData, StdHeader);
+ } else {
+ // Region above 1MB
+ // Variable MTTR region
+ // Get family specific cache Info
+ GetCpuServicesOfCurrentCore ((CONST CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader);
+ FamilySpecificServices->GetCacheInfo (FamilySpecificServices, (CONST VOID **) &CacheInfoPtr, &Ignored, StdHeader);
+
+ // Find an empty MTRRphysBase/MTRRphysMask
+ for (HeapRamVariableMtrr = AMD_MTRR_VARIABLE_HEAP_BASE;
+ HeapRamVariableMtrr >= AMD_MTRR_VARIABLE_BASE0;
+ HeapRamVariableMtrr--) {
+ LibAmdMsrRead (HeapRamVariableMtrr, &VariableMtrrBase, StdHeader);
+ LibAmdMsrRead ((HeapRamVariableMtrr + 1), &VariableMtrrMask, StdHeader);
+ if ((VariableMtrrBase == 0) && (VariableMtrrMask == 0)) {
+ break;
+ }
+ }
+ if (HeapRamVariableMtrr < AMD_MTRR_VARIABLE_BASE0) {
+ // All variable MTRR is used.
+ ASSERT (FALSE);
+ }
+
+ // Set variable MTRR base and mask
+ // If the address ranges of two or more MTRRs overlap
+ // and if at least one of the memory types is UC, the UC memory type is used.
+ VariableMtrrBase = (UINT64) (AmdHeapRamAddress & CacheInfoPtr->HeapBaseMask);
+ VariableMtrrMask = CacheInfoPtr->VariableMtrrHeapMask & AMD_HEAP_MTRR_MASK;
+ LibAmdMsrWrite (HeapRamVariableMtrr, &VariableMtrrBase, StdHeader);
+ LibAmdMsrWrite ((HeapRamVariableMtrr + 1), &VariableMtrrMask, StdHeader);
+ }
+ // Copying Heap content
+ if (IsBsp (StdHeader, &IgnoredStatus)) {
+ TotalSize = sizeof (HEAP_MANAGER);
+ SizeOfNodeData = 0;
+ AlignTo16ByteInTempMem = 0;
+ BaseAddressInCache = (UINT8 *) (UINT32)StdHeader->HeapBasePtr;
+ HeapManagerInCache = (HEAP_MANAGER *) BaseAddressInCache;
+ HeapInCacheOffset = HeapManagerInCache->FirstActiveBufferOffset;
+ HeapInCache = (BUFFER_NODE *) (BaseAddressInCache + HeapInCacheOffset);
+
+ BaseAddressInTempMem = (UINT8 *) (UINTN) UserOptions.CfgHeapDramAddress;
+ HeapManagerInTempMem = (HEAP_MANAGER *) BaseAddressInTempMem;
+ HeapInTempMem = (BUFFER_NODE *) (BaseAddressInTempMem + TotalSize);
+
+ // copy heap from cache to temp memory.
+ // only heap with persist great than HEAP_LOCAL_CACHE will be copied.
+ // Note: Only copy heap with persist greater than HEAP_LOCAL_CACHE.
+ while (HeapInCacheOffset != AMD_HEAP_INVALID_HEAP_OFFSET) {
+ if (HeapInCache->Persist > HEAP_LOCAL_CACHE) {
+ AlignTo16ByteInCache = HeapInCache->PadSize;
+ AlignTo16ByteInTempMem = (UINT8) ((0x10 - (((UINTN) (VOID *) HeapInTempMem + sizeof (BUFFER_NODE) + SIZE_OF_SENTINEL) & 0xF)) & 0xF);
+ SizeOfNodeData = HeapInCache->BufferSize - AlignTo16ByteInCache;
+ TotalSize = (UINT32) (TotalSize + sizeof (BUFFER_NODE) + SizeOfNodeData + AlignTo16ByteInTempMem);
+ Source = (UINT8 *) HeapInCache + sizeof (BUFFER_NODE) + AlignTo16ByteInCache;
+ Destination = (UINT8 *) HeapInTempMem + sizeof (BUFFER_NODE) + AlignTo16ByteInTempMem;
+ LibAmdMemCopy (HeapInTempMem, HeapInCache, sizeof (BUFFER_NODE), StdHeader);
+ LibAmdMemCopy (Destination, Source, SizeOfNodeData, StdHeader);
+ HeapInTempMem->OffsetOfNextNode = TotalSize;
+ HeapInTempMem->BufferSize = SizeOfNodeData + AlignTo16ByteInTempMem;
+ HeapInTempMem->PadSize = AlignTo16ByteInTempMem;
+ HeapInTempMem = (BUFFER_NODE *) (BaseAddressInTempMem + TotalSize);
+ }
+ HeapInCacheOffset = HeapInCache->OffsetOfNextNode;
+ HeapInCache = (BUFFER_NODE *) (BaseAddressInCache + HeapInCacheOffset);
+ }
+ // initialize heap manager
+ if (TotalSize == sizeof (HEAP_MANAGER)) {
+ // heap is empty
+ HeapManagerInTempMem->UsedSize = sizeof (HEAP_MANAGER);
+ HeapManagerInTempMem->FirstActiveBufferOffset = AMD_HEAP_INVALID_HEAP_OFFSET;
+ HeapManagerInTempMem->FirstFreeSpaceOffset = sizeof (HEAP_MANAGER);
+ } else {
+ // heap is NOT empty
+ HeapManagerInTempMem->UsedSize = TotalSize;
+ HeapManagerInTempMem->FirstActiveBufferOffset = sizeof (HEAP_MANAGER);
+ HeapManagerInTempMem->FirstFreeSpaceOffset = TotalSize;
+ HeapInTempMem = (BUFFER_NODE *) (BaseAddressInTempMem + TotalSize - SizeOfNodeData - AlignTo16ByteInTempMem - sizeof (BUFFER_NODE));
+ HeapInTempMem->OffsetOfNextNode = AMD_HEAP_INVALID_HEAP_OFFSET;
+ HeapInTempMem = (BUFFER_NODE *) (BaseAddressInTempMem + TotalSize);
+ }
+ // heap signature
+ HeapManagerInCache->Signature = 0x00000000;
+ HeapManagerInTempMem->Signature = HEAP_SIGNATURE_VALID;
+ // Free space node
+ HeapInTempMem->BufferSize = (UINT32) (AMD_HEAP_SIZE_PER_CORE - TotalSize);
+ HeapInTempMem->OffsetOfNextNode = AMD_HEAP_INVALID_HEAP_OFFSET;
+ }
+ return AGESA_SUCCESS;
+}
+
+
+/* -----------------------------------------------------------------------------*/
+/**
+ *
+ * CopyHeapToMainRamAtPost
+ *
+ * This function copies Temp Ram heap content to Main Ram
+ *
+ * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct.
+ *
+ * @retval AGESA_STATUS
+ *
+ */
+AGESA_STATUS
+CopyHeapToMainRamAtPost (
+ IN OUT AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 *BaseAddressInTempMem;
+ UINT8 *BaseAddressInMainMem;
+ UINT8 *Source;
+ UINT8 *Destination;
+ UINT8 AlignTo16ByteInTempMem;
+ UINT8 AlignTo16ByteInMainMem;
+ UINT8 Ignored;
+ UINT32 SizeOfNodeData;
+ UINT32 TotalSize;
+ UINT32 HeapInTempMemOffset;
+ UINT32 HeapRamVariableMtrr;
+ UINT64 VariableMtrrBase;
+ UINT64 VariableMtrrMask;
+ AGESA_STATUS IgnoredStatus;
+ BUFFER_NODE *HeapInTempMem;
+ BUFFER_NODE *HeapInMainMem;
+ HEAP_MANAGER *HeapManagerInTempMem;
+ HEAP_MANAGER *HeapManagerInMainMem;
+ AGESA_BUFFER_PARAMS AgesaBuffer;
+ CACHE_INFO *CacheInfoPtr;
+ CPU_SPECIFIC_SERVICES *FamilySpecificServices;
+
+ if (IsBsp (StdHeader, &IgnoredStatus)) {
+ TotalSize = sizeof (HEAP_MANAGER);
+ SizeOfNodeData = 0;
+ AlignTo16ByteInMainMem = 0;
+ BaseAddressInTempMem = (UINT8 *)(UINT32) StdHeader->HeapBasePtr;
+ HeapManagerInTempMem = (HEAP_MANAGER *)(UINT32) StdHeader->HeapBasePtr;
+ HeapInTempMemOffset = HeapManagerInTempMem->FirstActiveBufferOffset;
+ HeapInTempMem = (BUFFER_NODE *) (BaseAddressInTempMem + HeapInTempMemOffset);
+
+ AgesaBuffer.StdHeader = *StdHeader;
+ AgesaBuffer.BufferHandle = AMD_HEAP_IN_MAIN_MEMORY_HANDLE;
+ AgesaBuffer.BufferLength = AMD_HEAP_SIZE_PER_CORE;
+ if (AgesaAllocateBuffer (0, &AgesaBuffer) != AGESA_SUCCESS) {
+ return AGESA_ERROR;
+ }
+ BaseAddressInMainMem = (UINT8 *) AgesaBuffer.BufferPointer;
+ HeapManagerInMainMem = (HEAP_MANAGER *) BaseAddressInMainMem;
+ HeapInMainMem = (BUFFER_NODE *) (BaseAddressInMainMem + TotalSize);
+ LibAmdMemFill (BaseAddressInMainMem, 0x00, AMD_HEAP_SIZE_PER_CORE, StdHeader);
+ // copy heap from temp memory to main memory.
+ // only heap with persist great than HEAP_TEMP_MEM will be copied.
+ // Note: Only copy heap buffers with persist greater than HEAP_TEMP_MEM.
+ while (HeapInTempMemOffset != AMD_HEAP_INVALID_HEAP_OFFSET) {
+ if (HeapInTempMem->Persist > HEAP_TEMP_MEM) {
+ AlignTo16ByteInTempMem = HeapInTempMem->PadSize;
+ AlignTo16ByteInMainMem = (UINT8) ((0x10 - (((UINTN) (VOID *) HeapInMainMem + sizeof (BUFFER_NODE) + SIZE_OF_SENTINEL) & 0xF)) & 0xF);
+ SizeOfNodeData = HeapInTempMem->BufferSize - AlignTo16ByteInTempMem;
+ TotalSize = (UINT32) (TotalSize + sizeof (BUFFER_NODE) + SizeOfNodeData + AlignTo16ByteInMainMem);
+ Source = (UINT8 *) HeapInTempMem + sizeof (BUFFER_NODE) + AlignTo16ByteInTempMem;
+ Destination = (UINT8 *) HeapInMainMem + sizeof (BUFFER_NODE) + AlignTo16ByteInMainMem;
+ LibAmdMemCopy (HeapInMainMem, HeapInTempMem, sizeof (BUFFER_NODE), StdHeader);
+ LibAmdMemCopy (Destination, Source, SizeOfNodeData, StdHeader);
+ HeapInMainMem->OffsetOfNextNode = TotalSize;
+ HeapInMainMem->BufferSize = SizeOfNodeData + AlignTo16ByteInMainMem;
+ HeapInMainMem->PadSize = AlignTo16ByteInMainMem;
+ HeapInMainMem = (BUFFER_NODE *) (BaseAddressInMainMem + TotalSize);
+ }
+ HeapInTempMemOffset = HeapInTempMem->OffsetOfNextNode;
+ HeapInTempMem = (BUFFER_NODE *) (BaseAddressInTempMem + HeapInTempMemOffset);
+ }
+ // initialize heap manager
+ if (TotalSize == sizeof (HEAP_MANAGER)) {
+ // heap is empty
+ HeapManagerInMainMem->UsedSize = sizeof (HEAP_MANAGER);
+ HeapManagerInMainMem->FirstActiveBufferOffset = AMD_HEAP_INVALID_HEAP_OFFSET;
+ HeapManagerInMainMem->FirstFreeSpaceOffset = sizeof (HEAP_MANAGER);
+ } else {
+ // heap is NOT empty
+ HeapManagerInMainMem->UsedSize = TotalSize;
+ HeapManagerInMainMem->FirstActiveBufferOffset = sizeof (HEAP_MANAGER);
+ HeapManagerInMainMem->FirstFreeSpaceOffset = TotalSize;
+ HeapInMainMem = (BUFFER_NODE *) (BaseAddressInMainMem + TotalSize - SizeOfNodeData - AlignTo16ByteInMainMem - sizeof (BUFFER_NODE));
+ HeapInMainMem->OffsetOfNextNode = AMD_HEAP_INVALID_HEAP_OFFSET;
+ HeapInMainMem = (BUFFER_NODE *) (BaseAddressInMainMem + TotalSize);
+ }
+ // heap signature
+ HeapManagerInTempMem->Signature = 0x00000000;
+ HeapManagerInMainMem->Signature = HEAP_SIGNATURE_VALID;
+ // Free space node
+ HeapInMainMem->BufferSize = AMD_HEAP_SIZE_PER_CORE - TotalSize;
+ HeapInMainMem->OffsetOfNextNode = AMD_HEAP_INVALID_HEAP_OFFSET;
+ }
+ // if address of heap in temp memory is above 1M, then we must used one variable MTRR.
+ if ( (UINTN) StdHeader->HeapBasePtr >= 0x100000) {
+ // Find out which variable MTRR was used in CopyHeapToTempRamAtPost.
+ GetCpuServicesOfCurrentCore ((CONST CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader);
+ FamilySpecificServices->GetCacheInfo (FamilySpecificServices, (CONST VOID **) &CacheInfoPtr, &Ignored, StdHeader);
+ for (HeapRamVariableMtrr = AMD_MTRR_VARIABLE_HEAP_BASE;
+ HeapRamVariableMtrr >= AMD_MTRR_VARIABLE_BASE0;
+ HeapRamVariableMtrr--) {
+ LibAmdMsrRead (HeapRamVariableMtrr, &VariableMtrrBase, StdHeader);
+ LibAmdMsrRead ((HeapRamVariableMtrr + 1), &VariableMtrrMask, StdHeader);
+ if ((VariableMtrrBase == (UINT64) (UINTN) (StdHeader->HeapBasePtr & CacheInfoPtr->HeapBaseMask)) &&
+ (VariableMtrrMask == (UINT64) (CacheInfoPtr->VariableMtrrHeapMask & AMD_HEAP_MTRR_MASK))) {
+ break;
+ }
+ }
+ if (HeapRamVariableMtrr >= AMD_MTRR_VARIABLE_BASE0) {
+ // Clear variable MTRR which set in CopyHeapToTempRamAtPost.
+ VariableMtrrBase = 0;
+ VariableMtrrMask = 0;
+ LibAmdMsrWrite (HeapRamVariableMtrr, &VariableMtrrBase, StdHeader);
+ LibAmdMsrWrite ((HeapRamVariableMtrr + 1), &VariableMtrrMask, StdHeader);
+ }
+ }
+ return AGESA_SUCCESS;
+}