| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * Northbridge utility routines. |
| * |
| * These routines are needed for support of more than one feature area. |
| * Collect them in this file so build options don't remove them. |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: HyperTransport |
| * @e \$Revision: 34897 $ @e \$Date: 2010-07-14 10:07:10 +0800 (Wed, 14 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 "amdlib.h" |
| #include "Ids.h" |
| #include "Topology.h" |
| #include "htFeat.h" |
| #include "htNb.h" |
| #include "htNbHardwareFam10.h" |
| #include "htNbUtilitiesFam14.h" |
| #include "Filecode.h" |
| #define FILECODE PROC_HT_FAM14_HTNBUTILITIESFAM14_FILECODE |
| /*---------------------------------------------------------------------------- |
| * DEFINITIONS AND MACROS |
| * |
| *---------------------------------------------------------------------------- |
| */ |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Return the number of cores (1 based count) on Node. |
| * |
| * @HtNbMethod{::F_GET_NUM_CORES_ON_NODE} |
| * |
| * @param[in] Node the Node that will be examined |
| * @param[in] Nb this northbridge |
| * |
| * @return the number of cores |
| */ |
| UINT8 |
| Fam14GetNumCoresOnNode ( |
| IN UINT8 Node, |
| IN NORTHBRIDGE *Nb |
| ) |
| { |
| UINT32 Cores; |
| PCI_ADDR Reg; |
| |
| ASSERT ((Node < MAX_NODES)); |
| // Read CmpCap |
| Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), |
| MakePciBusFromNode (Node), |
| MakePciDeviceFromNode (Node), |
| CPU_NB_FUNC_03, |
| REG_NB_CAPABILITY_3XE8); |
| |
| LibAmdPciReadBits (Reg, 13, 12, &Cores, Nb->ConfigHandle); |
| |
| return (UINT8) (Cores + 1); |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get the Count (1 based) of Nodes in the system. |
| * |
| * @HtNbMethod{::F_GET_NODE_COUNT} |
| * |
| * This is intended to support AP Core HT init, since the Discovery State data is not |
| * available (State->NodesDiscovered), there needs to be this way to find the number |
| * of Nodes, which is just one. |
| * |
| * @param[in] Nb this northbridge |
| * |
| * @return The number of nodes |
| */ |
| UINT8 |
| Fam14GetNodeCount ( |
| IN NORTHBRIDGE *Nb |
| ) |
| { |
| ASSERT (Nb != NULL); |
| return (1); |
| } |
| |
| AP_MAIL_INFO |
| Fam14RetrieveMailbox ( |
| IN UINT8 Node, |
| IN NORTHBRIDGE *Nb |
| ) |
| { |
| AP_MAIL_INFO NodeApMailBox; |
| ASSERT (Nb != NULL); |
| NodeApMailBox.Info = 0; |
| return NodeApMailBox; |
| } |