diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/HT/Fam12/htNbUtilitiesFam12.c')
-rwxr-xr-x | src/vendorcode/amd/agesa/f12/Proc/HT/Fam12/htNbUtilitiesFam12.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/HT/Fam12/htNbUtilitiesFam12.c b/src/vendorcode/amd/agesa/f12/Proc/HT/Fam12/htNbUtilitiesFam12.c new file mode 100755 index 0000000000..dfeb9f20e3 --- /dev/null +++ b/src/vendorcode/amd/agesa/f12/Proc/HT/Fam12/htNbUtilitiesFam12.c @@ -0,0 +1,141 @@ +/* $NoKeywords:$ */ +/** + * @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: 44324 $ @e \$Date: 2010-12-22 17:16:51 +0800 (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. +* *************************************************************************** +* +*/ + +/* + *---------------------------------------------------------------------------- + * MODULES USED + * + *---------------------------------------------------------------------------- + */ + + + +#include "AGESA.h" +#include "amdlib.h" +#include "Ids.h" +#include "Topology.h" +#include "htFeat.h" +#include "htNb.h" +#include "htNbCommonHardware.h" +#include "htNbUtilitiesFam12.h" +#include "Filecode.h" +CODE_GROUP (G2_PEI) +RDATA_GROUP (G2_PEI) + +#define FILECODE PROC_HT_FAM12_HTNBUTILITIESFAM12_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 +Fam12GetNumCoresOnNode ( + 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 +Fam12GetNodeCount ( + IN NORTHBRIDGE *Nb + ) +{ + ASSERT (Nb != NULL); + return (1); +} + +AP_MAIL_INFO +Fam12RetrieveMailbox ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + AP_MAIL_INFO NodeApMailBox; + ASSERT (Nb != NULL); + NodeApMailBox.Info = 0; + return NodeApMailBox; +} |