--- /dev/null
+/*
+ * @file
+ *
+ * maudr3.c
+ *
+ * Platform specific settings for DR DDR3 unbuffered dimms
+ *
+ * @xrefitem bom "File Content Label" "Release Content"
+ * @e project: AGESA
+ * @e sub-project: (Mem/Ardk)
+ * @e \$Revision: 44323 $ @e \$Date: 2010-12-22 01:24:58 -0700 (Wed, 22 Dec 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.
+ *
+ * ***************************************************************************
+ *
+ */
+
+/* This file contains routine that add platform specific support AM3 */
+
+
+#include "AGESA.h"
+#include "mport.h"
+#include "PlatformMemoryConfiguration.h"
+#include "ma.h"
+#include "Ids.h"
+#include "cpuFamRegisters.h"
+#include "Filecode.h"
+#define FILECODE PROC_MEM_ARDK_DR_MAUDR3_FILECODE
+/*----------------------------------------------------------------------------
+ * DEFINITIONS AND MACROS
+ *
+ *----------------------------------------------------------------------------
+ */
+
+/*----------------------------------------------------------------------------
+ * TYPEDEFS AND STRUCTURES
+ *
+ *----------------------------------------------------------------------------
+ */
+
+/*----------------------------------------------------------------------------
+ * PROTOTYPES OF LOCAL FUNCTIONS
+ *
+ *----------------------------------------------------------------------------
+ */
+
+/*
+ *-----------------------------------------------------------------------------
+ * EXPORTED FUNCTIONS
+ *
+ *-----------------------------------------------------------------------------
+ */
+
+STATIC CONST UINT8 ROMDATA DrUDdr3CLKDis[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
+// Even chip select maps to M[B,A]_CKE[0]
+// Odd chip select maps to M[B,A]_CKE[1]
+STATIC CONST UINT8 ROMDATA DrUDdr3CKETri[] = {0x55, 0xAA};
+// Bit 0: M[B,A]0_ODT[0]
+// Bit 1: M[B,A]1_ODT[0]
+// Bit 2: M[B,A]0_ODT[1]
+// Bit 3: M[B,A]1_ODT[1]
+STATIC CONST UINT8 ROMDATA DrUDdr3ODTTri[] = {0x01, 0x04, 0x02, 0x08};
+// Bit 0: M[B,A]0_CS_H/L[0]
+// Bit 1: M[B,A]0_CS_H/L[1]
+// Bit 2: M[B,A]0_CS_H/L[2]
+// Bit 3: M[B,A]0_CS_H/L[3]
+STATIC CONST UINT8 ROMDATA DrUDdr3CSTri[] = {0x01, 0x02, 0x04, 0x08, 0x00, 0x00, 0x00, 0x00};
+
+/* -----------------------------------------------------------------------------*/
+/**
+ *
+ * This is function sets the platform specific settings for DR DDR3 Unbuffered dimms
+ *
+ *
+ * @param[in,out] *MemData Pointer to MEM_DATA_STRUCTURE
+ * @param[in] SocketID Socket number
+ * @param[in,out] *CurrentChannel Pointer to CH_DEF_STRUCT
+ *
+ * @return AGESA_SUCCESS
+ * @return CurrentChannel->MemClkDisMap Points this pointer to RB MemClkDis table
+ * @return CurrentChannel->ChipSelTriMap Points this pointer to RB CS table
+ * @return CurrentChannel->CKETriMap Points this pointer to RB ODT table
+ * @return CurrentChannel->ODTTriMap Points this pointer to RB CKE table
+ * @return CurrentChannel->DctEccDQSLike Indicates the bytes that should be averaged for ECC
+ * @return CurrentChannel->DctEccDQSScale Indicates the scale that should be used for Averaging ECC byte
+ * @return CurrentChannel->DctAddrTmg Address Command Timing Settings for specified channel
+ * @return CurrentChannel->DctOdcCtl Drive Strength settings for specified channel
+ * @return CurrentChannel->SlowMode Slow Mode
+ *
+ */
+
+AGESA_STATUS
+MemAGetPsCfgUDr3 (
+ IN OUT MEM_DATA_STRUCT *MemData,
+ IN UINT8 SocketID,
+ IN OUT CH_DEF_STRUCT *CurrentChannel
+ )
+{
+ STATIC CONST PSCFG_ENTRY PSCfg1Dimm[] = {
+ {DDR800_FREQUENCY, 0x10, 0x003B0000, 0x20113222},
+ {DDR1066_FREQUENCY, 0x10, 0x00380000, 0x20113222},
+ {DDR1333_FREQUENCY, 0x10, 0x00360000, 0x20113222},
+ {DDR1600_FREQUENCY, 0x10, 0x00340000, 0x20113222}
+ };
+ STATIC CONST PSCFG_ENTRY PSCfg2Dimm[] = {
+ {DDR800_FREQUENCY, 0xFF, 0x00390039, 0x20223323},
+ {DDR1066_FREQUENCY, 0xFF, 0x00350037, 0x20223323},
+ {DDR1333_FREQUENCY, 0xFF, 0x00000035, 0x20223323},
+ {DDR1600_FREQUENCY, 0xFF, 0x00000033, 0x20223323}
+ };
+
+ STATIC CONST ADV_R_PSCFG_WL_ODT_ENTRY PSCfgDIMMWlODT[] = {
+ {SR_DIMM0, {0x01, 0x00, 0x00, 0x00}, 1},
+ {DR_DIMM0, {0x04, 0x00, 0x00, 0x00}, 1},
+ {SR_DIMM1, {0x00, 0x02, 0x00, 0x00}, 1},
+ {DR_DIMM1, {0x00, 0x08, 0x00, 0x00}, 1},
+ {SR_DIMM0 + DR_DIMM0 + SR_DIMM1 + DR_DIMM1, {0x03, 0x03, 0x00, 0x00}, 2}
+ };
+
+ UINT16 i;
+ UINT16 j;
+ UINT8 Loads;
+ UINT8 Dimms;
+ UINT16 Speed;
+ UINT16 DIMMRankType;
+ UINT16 _DIMMRankType;
+ UINT32 AddrTmgCTL;
+ UINT32 DctOdcCtl;
+ UINT8 PhyWLODT[4];
+ BOOLEAN SlowMode;
+ UINT8 DimmTpMatch;
+
+ ASSERT (MemData != 0);
+ ASSERT (CurrentChannel != 0);
+ AddrTmgCTL = 0;
+ DctOdcCtl = 0;
+ PhyWLODT[0] = 0x0F;
+ PhyWLODT[1] = 0x0F;
+ PhyWLODT[2] = 0x0F;
+ PhyWLODT[3] = 0x0F;
+
+ if ((CurrentChannel->MCTPtr->LogicalCpuid.Family & AMD_FAMILY_10_RB) == 0) {
+ return AGESA_UNSUPPORTED;
+ }
+ if (CurrentChannel->TechType != DDR3_TECHNOLOGY) {
+ return AGESA_UNSUPPORTED;
+ }
+ if (CurrentChannel->RegDimmPresent != 0) {
+ return AGESA_UNSUPPORTED;
+ }
+ // Prepare inputs
+ Loads = CurrentChannel->Loads;
+ Dimms = CurrentChannel->Dimms;
+ Speed = CurrentChannel->DCTPtr->Timings.Speed;
+
+ DIMMRankType = MemAGetPsRankType (CurrentChannel);
+
+ if ((Speed == DDR1333_FREQUENCY || Speed == DDR1600_FREQUENCY) && (Dimms == 2)) {
+ SlowMode = TRUE; // 2T
+ } else if ((Speed == DDR1600_FREQUENCY) && (Dimms == 1) && (Loads >= 16)) {
+ SlowMode = TRUE; // 2T
+ } else {
+ SlowMode = FALSE; // 1T
+ }
+
+ if (Dimms == 1) {
+ for (i = 0; i < GET_SIZE_OF (PSCfg1Dimm); i++) {
+ if (Speed == PSCfg1Dimm[i].Speed) {
+ if (Loads >= PSCfg1Dimm[i].Loads) {
+ AddrTmgCTL = PSCfg1Dimm[i].AddrTmg;
+ DctOdcCtl = PSCfg1Dimm[i].Odc;
+ } else {
+ DctOdcCtl = 0x20113222;
+ }
+ break;
+ }
+ }
+ ASSERT (i < GET_SIZE_OF (PSCfg1Dimm));
+ } else {
+ for (i = 0; i < GET_SIZE_OF (PSCfg2Dimm); i++) {
+ if (Speed == PSCfg2Dimm[i].Speed) {
+ if (Loads <= PSCfg2Dimm[i].Loads) {
+ AddrTmgCTL = PSCfg2Dimm[i].AddrTmg;
+ DctOdcCtl = PSCfg2Dimm[i].Odc;
+ break;
+ }
+ }
+ }
+ ASSERT (i < GET_SIZE_OF (PSCfg2Dimm));
+ }
+
+ // WL ODT
+ for (i = 0; i < GET_SIZE_OF (PSCfgDIMMWlODT); i++) {
+ if (Dimms != PSCfgDIMMWlODT[i].Dimms) {
+ continue;
+ }
+ DimmTpMatch = 0;
+ _DIMMRankType = DIMMRankType & PSCfgDIMMWlODT[i].DIMMRankType;
+ for (j = 0; j < MAX_DIMMS_PER_CHANNEL; j++) {
+ if ((_DIMMRankType & (UINT16) 0x0F << (j << 2)) != 0) {
+ DimmTpMatch++;
+ }
+ }
+ if (DimmTpMatch == PSCfgDIMMWlODT[i].Dimms) {
+ PhyWLODT[0] = PSCfgDIMMWlODT[i].PhyWrLvOdt[0];
+ PhyWLODT[1] = PSCfgDIMMWlODT[i].PhyWrLvOdt[1];
+ PhyWLODT[2] = PSCfgDIMMWlODT[i].PhyWrLvOdt[2];
+ PhyWLODT[3] = PSCfgDIMMWlODT[i].PhyWrLvOdt[3];
+ break;
+ }
+ }
+
+ CurrentChannel->MemClkDisMap = (UINT8 *) DrUDdr3CLKDis;
+ CurrentChannel->CKETriMap = (UINT8 *) DrUDdr3CKETri;
+ CurrentChannel->ODTTriMap = (UINT8 *) DrUDdr3ODTTri;
+ CurrentChannel->ChipSelTriMap = (UINT8 *) DrUDdr3CSTri;
+
+ CurrentChannel->DctEccDqsLike = 0x0403;
+ CurrentChannel->DctEccDqsScale = 0x70;
+ CurrentChannel->DctAddrTmg = AddrTmgCTL;
+ CurrentChannel->DctOdcCtl = DctOdcCtl;
+ for (i = 0; i < sizeof (CurrentChannel->PhyWLODT); i++) {
+ CurrentChannel->PhyWLODT[i] = PhyWLODT[i];
+ }
+ CurrentChannel->SlowMode = SlowMode;
+
+ return AGESA_SUCCESS;
+}
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