7 * Northbridge C32 MCT supporting functions Recovery
9 * @xrefitem bom "File Content Label" "Release Content"
11 * @e sub-project: (Proc/Recovery/Mem)
12 * @e \$Revision: 44324 $ @e \$Date: 2010-12-22 02:16:51 -0700 (Wed, 22 Dec 2010) $
15 /*****************************************************************************
17 * Copyright (C) 2012 Advanced Micro Devices, Inc.
18 * All rights reserved.
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions are met:
22 * * Redistributions of source code must retain the above copyright
23 * notice, this list of conditions and the following disclaimer.
24 * * Redistributions in binary form must reproduce the above copyright
25 * notice, this list of conditions and the following disclaimer in the
26 * documentation and/or other materials provided with the distribution.
27 * * Neither the name of Advanced Micro Devices, Inc. nor the names of
28 * its contributors may be used to endorse or promote products derived
29 * from this software without specific prior written permission.
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
32 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
33 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
34 * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
35 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
36 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
37 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
38 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
39 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
40 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 * ***************************************************************************
47 *----------------------------------------------------------------------------
50 *----------------------------------------------------------------------------
66 #define FILECODE PROC_RECOVERY_MEM_NB_C32_MRNMCTC32_FILECODE
67 /*----------------------------------------------------------------------------
68 * DEFINITIONS AND MACROS
70 *----------------------------------------------------------------------------
73 /*----------------------------------------------------------------------------
74 * TYPEDEFS AND STRUCTURES
76 *----------------------------------------------------------------------------
79 /*----------------------------------------------------------------------------
80 * PROTOTYPES OF LOCAL FUNCTIONS
82 *----------------------------------------------------------------------------
86 /*----------------------------------------------------------------------------
89 *----------------------------------------------------------------------------
93 /* -----------------------------------------------------------------------------*/
96 * This function sets final values in BUCFG and BUCFG2
98 * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK
103 MemRecNFinalizeMctC32 (
104 IN OUT MEM_NB_BLOCK *NBPtr
107 MEM_DATA_STRUCT *MemPtr;
110 MemPtr = NBPtr->MemPtr;
112 // Recommended settings for F2x11C
113 MemRecNSetBitFieldNb (NBPtr, BFMctCfgHiReg, 0x2CE00F60);
115 LibAmdMsrRead (BU_CFG2, (UINT64 *)&SMsr, &MemPtr->StdHeader);
116 if (!NBPtr->ClToNbFlag) {
117 SMsr.lo &= ~((UINT32) 1 << 15); // ClLinesToNbDis
119 LibAmdMsrWrite (BU_CFG2, (UINT64 *)&SMsr, &MemPtr->StdHeader);
121 LibAmdMsrRead (BU_CFG, (UINT64 *)&SMsr, &MemPtr->StdHeader);
122 SMsr.hi &= ~((UINT32) 1 << (48 - 32)); // WbEnhWsbDis
123 LibAmdMsrWrite (BU_CFG, (UINT64 *)&SMsr, &MemPtr->StdHeader);
126 /* -----------------------------------------------------------------------------*/
129 * This function sets initial values in BUCFG and BUCFG2
131 * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK
136 MemRecNInitializeMctC32 (
137 IN OUT MEM_NB_BLOCK *NBPtr
140 MEM_DATA_STRUCT *MemPtr;
143 MemPtr = NBPtr->MemPtr;
145 LibAmdMsrRead (BU_CFG2, (UINT64 *)&SMsr, &MemPtr->StdHeader);
146 if (SMsr.lo & ((UINT32) 1 << 15)) {
147 NBPtr->ClToNbFlag = TRUE;
149 SMsr.lo |= (UINT32) 1 << 15; // ClLinesToNbDis
150 LibAmdMsrWrite (BU_CFG2, (UINT64 *)&SMsr, &MemPtr->StdHeader);
152 LibAmdMsrRead (BU_CFG, (UINT64 *)&SMsr, &MemPtr->StdHeader);
153 SMsr.hi |= (UINT32) 1 << (48 - 32); // WbEnhWsbDis
154 LibAmdMsrWrite (BU_CFG, (UINT64 *)&SMsr, &MemPtr->StdHeader);
157 /*----------------------------------------------------------------------------
160 *----------------------------------------------------------------------------