diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/HT/Fam15/htNbSystemFam15.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/HT/Fam15/htNbSystemFam15.c | 373 |
1 files changed, 0 insertions, 373 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/HT/Fam15/htNbSystemFam15.c b/src/vendorcode/amd/agesa/f15/Proc/HT/Fam15/htNbSystemFam15.c deleted file mode 100644 index 251fc9b60f..0000000000 --- a/src/vendorcode/amd/agesa/f15/Proc/HT/Fam15/htNbSystemFam15.c +++ /dev/null @@ -1,373 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * System Tuning Family 15h specific routines - * - * Support for Traffic Distribution and buffer tunings which - * can not be done in a register table. - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: HyperTransport - * @e \$Revision: 50215 $ @e \$Date: 2011-04-05 20:50:13 -0600 (Tue, 05 Apr 2011) $ - * - */ -/* -***************************************************************************** -* -* Copyright (C) 2012 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 "htInterface.h" -#include "htNb.h" -#include "htNbCommonHardware.h" -#include "htNbSystemFam15.h" -#include "Filecode.h" -CODE_GROUP (G2_PEI) -RDATA_GROUP (G2_PEI) -#define FILECODE PROC_HT_FAM15_HTNBSYSTEMFAM15_FILECODE -/*---------------------------------------------------------------------------- - * DEFINITIONS AND MACROS - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * TYPEDEFS AND STRUCTURES - * - *---------------------------------------------------------------------------- - */ -/** - * Register Fields for an individual link pair. - */ -typedef struct { - UINT32 Enable:1; ///< Enable distribution on this pair. - UINT32 Asymmetric:1; ///< Links are different widths. - UINT32 MasterSelect:3; ///< The master link. - UINT32 AlternateSelect:3; ///< The alternate link. -} PAIR_SELECT_FIELDS; - -/** - * Register access union for ::PAIR_SELECT_FIELDS. - */ -typedef union { - UINT32 Value; ///< access as a 32 bit value or register. - PAIR_SELECT_FIELDS Fields; ///< access individual fields. -} PAIR_SELECT; - -/*---------------------------------------------------------------------------- - * PROTOTYPES OF LOCAL FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -/*************************************************************************** - *** FAMILY/NORTHBRIDGE SPECIFIC FUNCTIONS *** - ***************************************************************************/ - -/*----------------------------------------------------------------------------------------*/ -/** - * Set the traffic distribution register for the Links provided. - * - * @HtNbMethod{::F_WRITE_TRAFFIC_DISTRIBUTION} - * - * @param[in] Links01 coherent Links from Node 0 to 1 - * @param[in] Links10 coherent Links from Node 1 to 0 - * @param[in] Nb this northbridge - */ -VOID -Fam15WriteTrafficDistribution ( - IN UINT32 Links01, - IN UINT32 Links10, - IN NORTHBRIDGE *Nb - ) -{ - UINT32 Temp; - PCI_ADDR TrafficDistReg; - - TrafficDistReg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (0), - MakePciBusFromNode (0), - MakePciDeviceFromNode (0), - CPU_HTNB_FUNC_00, - REG_HT_TRAFFIC_DIST_0X164); - - // Node 0 - // DstLnk - LibAmdPciWriteBits (TrafficDistReg, 23, 16, &Links01, Nb->ConfigHandle); - // DstNode = 1, cHTPrbDistEn = 1, cHTRspDistEn = 1, cHTReqDistEn = 1 - Temp = 0x0107; - LibAmdPciWriteBits (TrafficDistReg, 15, 0, &Temp, Nb->ConfigHandle); - - TrafficDistReg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (1), - MakePciBusFromNode (1), - MakePciDeviceFromNode (1), - CPU_HTNB_FUNC_00, - REG_HT_TRAFFIC_DIST_0X164); - - // Node 1 - // DstLnk - LibAmdPciWriteBits (TrafficDistReg, 23, 16, &Links10, Nb->ConfigHandle); - // DstNode = 0, cHTPrbDistEn = 1, cHTRspDistEn = 1, cHTReqDistEn = 1 - Temp = 0x0007; - LibAmdPciWriteBits (TrafficDistReg, 15, 0, &Temp, Nb->ConfigHandle); -} - -/*----------------------------------------------------------------------------------------*/ -/** - * Set the victim distribution register for the Links provided. - * - * @HtNbMethod{::F_WRITE_VICTIM_DISTRIBUTION} - * - * @param[in] NodeA Source Node from Node A To Node B and DstNode from Node A To Node B - * @param[in] NodeB Source Node from Node B To Node A and DstNode from Node A To Node B - * @param[in] LinksAB Victimed Link from Node A To Node B - * @param[in] LinksBA Victimed Link from Node B To Node A - * @param[in] Nb this northbridge - */ -VOID -Fam15WriteVictimDistribution ( - IN UINT8 NodeA, - IN UINT8 NodeB, - IN UINT32 LinksAB, - IN UINT32 LinksBA, - IN NORTHBRIDGE *Nb - ) -{ - UINT32 Temp; - PCI_ADDR TrafficDistReg; - - TrafficDistReg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (NodeA), - MakePciBusFromNode (NodeA), - MakePciDeviceFromNode (NodeA), - CPU_HTNB_FUNC_00, - REG_HT_TRAFFIC_DIST_0X164); - - // Node A - // DstLnk - LibAmdPciWriteBits (TrafficDistReg, 23, 16, &LinksAB, Nb->ConfigHandle); - // DstNode = Node B, cHTPrbDistEn = 0, cHTRspDistEn = 1, cHTReqDistEn = 1, cHTVicDistMode = 1 - Temp = NodeB; - Temp = (Temp << 8) | 0x0B; - LibAmdPciWriteBits (TrafficDistReg, 15, 0, &Temp, Nb->ConfigHandle); - - TrafficDistReg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (NodeB), - MakePciBusFromNode (NodeB), - MakePciDeviceFromNode (NodeB), - CPU_HTNB_FUNC_00, - REG_HT_TRAFFIC_DIST_0X164); - - // Node B - // DstLnk - LibAmdPciWriteBits (TrafficDistReg, 23, 16, &LinksBA, Nb->ConfigHandle); - // DstNode = Node A, cHTPrbDistEn = 0, cHTRspDistEn = 1, cHTReqDistEn = 1, cHTVicDistMode = 1 - Temp = NodeA; - Temp = (Temp << 8) | 0x0B; - LibAmdPciWriteBits (TrafficDistReg, 15, 0, &Temp, Nb->ConfigHandle); -} - -/*----------------------------------------------------------------------------------------*/ -/** - * Write a link pair to the link pair distribution and fixups. - * - * @HtNbMethod{::F_WRITE_LINK_PAIR_DISTRIBUTION} - * - * Set the links as a pair using the link pair index provided. Set asymmetric attribute as - * provided. If the Master Link is not currently used as the route, fixup the routes for all - * nodes which specify the alternate link. - * - * @param[in] Node Set the pair on this node - * @param[in] ConnectedNode The Node to which this link pair directly connects. - * @param[in] Pair Using this pair set in the register - * @param[in] Asymmetric True if different widths - * @param[in] MasterLink Set this as the master link and in the route - * @param[in] AlternateLink Set this as the alternate link - * @param[in] Nb this northbridge - * - */ -VOID -Fam15WriteLinkPairDistribution ( - IN UINT8 Node, - IN UINT8 ConnectedNode, - IN UINT8 Pair, - IN BOOLEAN Asymmetric, - IN UINT8 MasterLink, - IN UINT8 AlternateLink, - IN NORTHBRIDGE *Nb - ) -{ - PCI_ADDR Reg; - UINT32 CurrentRoute; - UINT32 MasterRoute; - UINT32 AlternateRoute; - PAIR_SELECT Selection; - UINT32 RouteIndex; - - ASSERT ((Node < MAX_NODES) && (ConnectedNode < MAX_NODES)); - ASSERT (Pair < MAX_LINK_PAIRS); - ASSERT (MasterLink < Nb->MaxLinks); - ASSERT (AlternateLink < Nb->MaxLinks); - - // Make the master link the route for all routes to or through NodeB, by replacing all occurrences of - // Alternate link with Master link. If routing used the master link, no update is necessary. - MasterRoute = (((1 << Nb->BroadcastSelfBit) | Nb->SelfRouteResponseMask | Nb->SelfRouteRequestMask) << (MasterLink + 1)); - AlternateRoute = (((1 << Nb->BroadcastSelfBit) | Nb->SelfRouteResponseMask | Nb->SelfRouteRequestMask) << (AlternateLink + 1)); - Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), - MakePciBusFromNode (Node), - MakePciDeviceFromNode (Node), - CPU_HTNB_FUNC_00, - REG_ROUTE0_0X40); - for (RouteIndex = 0; RouteIndex < MAX_NODES; RouteIndex++) { - Reg.Address.Register = REG_ROUTE0_0X40 + (RouteIndex * 4); - LibAmdPciReadBits (Reg, 31, 0, &CurrentRoute, Nb->ConfigHandle); - if ((CurrentRoute & AlternateRoute) != 0) { - // Since Master and Alternate are redundant, the route must use one or the other but not both. - ASSERT ((CurrentRoute & MasterRoute) == 0); - // Set the master route for Request, Response or Broadcast only if the alternate was used for that case. - // Example, use of a link as a broadcast link is typically not the same route register as its use for Request, Response. - CurrentRoute = ((CurrentRoute & ~AlternateRoute) | - ((((CurrentRoute & AlternateRoute) >> (AlternateLink + 1)) << (MasterLink + 1)) & MasterRoute)); - LibAmdPciWriteBits (Reg, 31, 0, &CurrentRoute, Nb->ConfigHandle); - } - } - - // Set the Link Pair and Enable it - Selection.Fields.Enable = 1; - Selection.Fields.Asymmetric = Asymmetric; - Selection.Fields.MasterSelect = MasterLink; - Selection.Fields.AlternateSelect = AlternateLink; - Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), - MakePciBusFromNode (Node), - MakePciDeviceFromNode (Node), - CPU_HTNB_FUNC_00, - REG_HT_LINK_PAIR_DIST_0X1E0); - LibAmdPciWriteBits ( - Reg, - ((PAIR_SELECT_OFFSET * (Pair + 1)) - 1), - (PAIR_SELECT_OFFSET * Pair), - &Selection.Value, - Nb->ConfigHandle - ); -} - -/*----------------------------------------------------------------------------------------*/ -/** - * Family 15h specific tunings. - * - * @HtNbMethod{::F_BUFFER_OPTIMIZATIONS} - * - * Buffer tunings are inherently northbridge specific. Check for specific configs - * which require adjustments and apply any standard workarounds to this Node. - * - * @param[in] Node the Node to tune - * @param[in] State global state - * @param[in] Nb this northbridge - */ -VOID -Fam15BufferOptimizations ( - IN UINT8 Node, - IN STATE_DATA *State, - IN NORTHBRIDGE *Nb - ) -{ - UINT32 Temp; - PCI_ADDR Reg; - UINT8 i; - FINAL_LINK_STATE FinalLinkState; - UINT32 WidthIn; - UINT32 WidthOut; - - ASSERT (Node < MAX_NODES); - - // - // Internal link fixup. - // When powering off internal link 2, a performance optimization may be possible where its buffers - // can be made available to the external paired sublink. If the conditions are met, do the fix up here. - // - for (i = 0; i < (State->TotalLinks * 2); i++) { - if (((*State->PortList)[i].NodeID == Node) && ((*State->PortList)[i].Type == PORTLIST_TYPE_CPU)) { - // Is this a sublink 0 paired with internal link 2? - if (((*State->PortList)[i].Link < 4) && - (Nb->GetPackageLink (Node, ((*State->PortList)[i].Link + 4), Nb) == HT_LIST_MATCH_INTERNAL_LINK_2)) { - FinalLinkState = State->HtInterface->GetIgnoreLink (Node, ((*State->PortList)[i].Link + 4), Nb->DefaultIgnoreLinkList, State); - // Are we ignoring the internal link 2 with Power Off? - if (FinalLinkState == POWERED_OFF) { - // Read the regang bit in hardware. - Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), - MakePciBusFromNode (Node), - MakePciDeviceFromNode (Node), - CPU_HTNB_FUNC_00, - REG_HT_LINK_EXT_CONTROL0_0X170 + (4 * (*State->PortList)[i].Link)); - LibAmdPciReadBits (Reg, 0, 0, &Temp, Nb->ConfigHandle); - // If it's already ganged, skip to the width fix up. - if (Temp == 0) { - // Clear EndOfChain / XmitOff of internal sublink - Reg = Nb->MakeLinkBase (Node, ((*State->PortList)[i].Link + 4), Nb); - Reg.Address.Register += HTHOST_LINK_CONTROL_REG; - Temp = 0; - State->HtFeatures->SetHtControlRegisterBits (Reg, 7, 6, &Temp, State); - - // Gang the link - Nb->SetLinkRegang (Node, (*State->PortList)[i].Link, Nb); - } - - // Set InLnSt = PHY_OFF in register table. - // Set sublink 0 widths to 8 bits - if ((*State->PortList)[i].SelWidthOut > 8) { - (*State->PortList)[i].SelWidthOut = 8; - } - if ((*State->PortList)[i].SelWidthIn > 8) { - (*State->PortList)[i].SelWidthIn = 8; - } - WidthOut = State->HtFeatures->ConvertWidthToBits ((*State->PortList)[i].SelWidthOut); - WidthIn = State->HtFeatures->ConvertWidthToBits ((*State->PortList)[i].SelWidthIn); - Temp = (WidthIn & 7) | ((WidthOut & 7) << 4); - Reg = Nb->MakeLinkBase (Node, (*State->PortList)[i].Link, Nb); - Reg.Address.Register += HTHOST_LINK_CONTROL_REG; - State->HtFeatures->SetHtControlRegisterBits (Reg, 31, 24, &Temp, State); - } - } - } - } -} - |