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Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbUtilitiesFam10.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbUtilitiesFam10.c | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbUtilitiesFam10.c b/src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbUtilitiesFam10.c new file mode 100644 index 0000000000..5a089e150a --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbUtilitiesFam10.c @@ -0,0 +1,445 @@ +/* $NoKeywords:$ */ +/** + * @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: 35136 $ @e \$Date: 2010-07-16 11:29:48 +0800 (Fri, 16 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 "htNbUtilitiesFam10.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_HT_FAM10_HTNBUTILITIESFAM10_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 +Fam10GetNumCoresOnNode ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 Result; + UINT32 Leveling; + UINT32 Cores; + UINT8 i; + 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); + + // Support Downcoring + Result = Cores; + Cores++; + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_NB_FUNC_03, + REG_NB_DOWNCORE_3X190); + LibAmdPciReadBits (Reg, 3, 0, &Leveling, Nb->ConfigHandle); + for (i = 0; i < Cores; i++) { + if ((Leveling & ((UINT32) 1 << i)) != 0) { + Result--; + } + } + return (UINT8) (Result + 1); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * 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 +Fam10RevDGetNumCoresOnNode ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 Result; + UINT32 Leveling; + UINT32 Cores; + UINT32 Cores2; + UINT8 i; + 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); + LibAmdPciReadBits (Reg, 15, 15, &Cores2, Nb->ConfigHandle); + Cores = Cores + (Cores2 << 2); + + // Support Downcoring + Result = Cores; + Cores++; + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_NB_FUNC_03, + REG_NB_DOWNCORE_3X190); + LibAmdPciReadBits (Reg, 5, 0, &Leveling, Nb->ConfigHandle); + for (i = 0; i < Cores; i++) { + if ((Leveling & ((UINT32) 1 << i)) != 0) { + Result--; + } + } + return (UINT8) (Result + 1); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Get the next link for iterating over the links on a node in the correct order. + * + * @HtNbMethod{::F_GET_NEXT_LINK} + * + * Family 10h specific implementation use the Internal Link field in + * the northbridge to prioritize internal links in the order. + * + * @param[in] Node The node on which to iterate links. + * @param[in,out] Link IN: the current iteration context, OUT: the next link. + * @param[in] Nb This Northbridge, access to config pointer. + * + * @retval LinkIteratorExternal The current Link is an external link. + * @retval LinkIteratorInternal The current Link is an internal link. + * @retval LinkIteratorEnd There is no next link (Link is back to BEGIN). + * + */ +LINK_ITERATOR_STATUS +Fam10GetNextLink ( + IN UINT8 Node, + IN OUT UINT8 *Link, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 InternalLinks; + UINT32 ExternalLinks; + UINT32 HigherLinks; + BOOLEAN IsInternalLink; + LINK_ITERATOR_STATUS Status; + + ASSERT ((Node < MAX_NODES)); + ASSERT ((*Link < Nb->MaxLinks) || (*Link == LINK_ITERATOR_BEGIN)); + InternalLinks = 0; + ExternalLinks = 0; + + // Read IntLnkRoute from the Link Initialization Status register. + // (Note that this register field is not reserved prior to rev D, but should be zero.) + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_HT_LINK_INITIALIZATION_0X1A0); + + LibAmdPciReadBits (Reg, 23, 16, &InternalLinks, Nb->ConfigHandle); + // The external links are all possible links which are not Internal + ExternalLinks = (((1 << Nb->MaxLinks) - 1) ^ InternalLinks); + // Can't have no possible links! + ASSERT ((ExternalLinks != 0) || (InternalLinks != 0)); + + + if (*Link == LINK_ITERATOR_BEGIN) { + // If the request is for the first link (BEGIN), get it + if (InternalLinks != 0) { + *Link = LibAmdBitScanForward (InternalLinks); + Status = LinkIteratorInternal; + } else { + *Link = LibAmdBitScanForward (ExternalLinks); + Status = LinkIteratorExternal; + } + } else { + // If the iterator is not at the beginning, search for the next Link starting from the + // current link. + HigherLinks = InternalLinks & ~((1 << (*Link + 1)) - 1); + IsInternalLink = (BOOLEAN) ((InternalLinks & (1 << *Link)) != 0); + if (IsInternalLink && (HigherLinks != 0)) { + // We are still on internal links and there are more to do. + *Link = LibAmdBitScanForward (HigherLinks); + Status = LinkIteratorInternal; + } else { + if (IsInternalLink) { + // We are transitioning now from internal to external, so get the first external link + HigherLinks = ExternalLinks; + } else { + // We are already iterating over external links, so get the next one + HigherLinks = ExternalLinks & ~((1 << (*Link + 1)) - 1); + } + if (HigherLinks != 0) { + *Link = LibAmdBitScanForward (HigherLinks); + Status = LinkIteratorExternal; + } else { + // The end of all links + *Link = LINK_ITERATOR_BEGIN; + Status = LinkIteratorEnd; + } + } + } + return Status; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Get Info about Module Type of this northbridge + * + * @HtNbMethod{::F_GET_MODULE_INFO} + * + * Provide the Processor module type, single or multi, and the node's module id. + * + * @param[in] Node the Node + * @param[out] ModuleType 0 for Single, 1 for Multi + * @param[out] Module The module number of this node (0 if Single) + * @param[in] Nb this northbridge + * + */ +VOID +Fam10GetModuleInfo ( + IN UINT8 Node, + OUT UINT8 *ModuleType, + OUT UINT8 *Module, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 MultNodeCpu; + UINT32 IntNodeNum; + + ASSERT (Node < MAX_NODES); + + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_NB_FUNC_03, + REG_NB_CAPABILITY_3XE8); + LibAmdPciReadBits (Reg, 29, 29, &MultNodeCpu, Nb->ConfigHandle); + LibAmdPciReadBits (Reg, 31, 30, &IntNodeNum, Nb->ConfigHandle); + + *ModuleType = (UINT8) MultNodeCpu; + *Module = (UINT8) IntNodeNum; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Implement the hardware method of doing Socket Naming, by accessing this northbridge's Socket Id register. + * + * @HtNbMethod{::F_GET_SOCKET} + * + * The hardware socket naming method is not available for Family 10h prior to rev D. + * + * @param[in] Node The node for which we want the socket id. + * @param[in] TempNode The temporary node id route where the node can be accessed. + * @param[in] Nb Our Northbridge. + * + * @return The Socket Id + */ +UINT8 +Fam10GetSocket ( + IN UINT8 Node, + IN UINT8 TempNode, + IN NORTHBRIDGE *Nb + ) +{ + ASSERT ((Node < MAX_NODES)); + ASSERT (TempNode < MAX_NODES); + ASSERT (Nb != NULL); + return (Node); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Implement the hardware method of doing Socket Naming, by accessing this northbridge's Socket Id register. + * + * @HtNbMethod{::F_GET_SOCKET} + * + * The Socket Id is strapped to the Sbi Control Register, F3X1E4[6:4]SbiAddr. + * + * @param[in] Node The node for which we want the socket id. + * @param[in] TempNode The temporary node id route where the node can be accessed. + * @param[in] Nb Our Northbridge. + * + * @return The Socket Id + */ +UINT8 +Fam10RevDGetSocket ( + IN UINT8 Node, + IN UINT8 TempNode, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 Socket; + PCI_ADDR Reg; + + ASSERT ((TempNode < MAX_NODES)); + ASSERT ((Node < MAX_NODES)); + // Read SbiAddr + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (TempNode), + MakePciBusFromNode (TempNode), + MakePciDeviceFromNode (TempNode), + CPU_NB_FUNC_03, + REG_NB_SBI_CONTROL_3X1E4); + LibAmdPciReadBits (Reg, 6, 4, &Socket, Nb->ConfigHandle); + return ((UINT8) Socket); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Post info to AP cores via a mailbox. + * + * @HtNbMethod{::F_POST_MAILBOX} + * + * Use the link MCA counter register as a PCI -> MSR mailbox, for info such as node id, + * and module info. + * + * @param[in] Node the Node + * @param[in] ApMailboxes The info to post + * @param[in] Nb this northbridge + * + */ +VOID +Fam10PostMailbox ( + IN UINT8 Node, + IN AP_MAILBOXES ApMailboxes, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + + ASSERT (Node < MAX_NODES); + + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_NB_FUNC_03, + REG_NB_MCA_LINK_THRESHOLD_3X168); + LibAmdPciWriteBits (Reg, 11, 0, &ApMailboxes.ApMailInfo.Info, Nb->ConfigHandle); + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_NB_FUNC_03, + REG_NB_MCA_L3_THRESHOLD_3X170); + LibAmdPciWriteBits (Reg, 11, 0, &ApMailboxes.ApMailExtInfo.Info, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Retrieve info from a node's mailbox. + * + * @HtNbMethod{::F_RETRIEVE_MAILBOX} + * + * Use the link MCA counter register as a PCI -> MSR mailbox, for info such as node id, + * and module info. + * + * @param[in] Node the Node + * @param[in] Nb this northbridge + * + * @return The ap mailbox info + * + */ +AP_MAIL_INFO +Fam10RetrieveMailbox ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + AP_MAIL_INFO ApMailInfo; + + ASSERT (Node < MAX_NODES); + + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_NB_FUNC_03, + REG_NB_MCA_LINK_THRESHOLD_3X168); + LibAmdPciReadBits (Reg, 11, 0, &ApMailInfo.Info, Nb->ConfigHandle); + return ApMailInfo; +} |