diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/Proc/HT/NbCommon')
8 files changed, 1666 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbCoherent.c b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbCoherent.c new file mode 100644 index 0000000000..d1e923f673 --- /dev/null +++ b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbCoherent.c @@ -0,0 +1,492 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Coherent Feature Northbridge routines. + * + * Provide access to hardware for routing, coherent discovery. + * + * @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 "htNbCoherent.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_HT_NBCOMMON_HTNBCOHERENT_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ + +/*************************************************************************** + *** FAMILY/NORTHBRIDGE SPECIFIC FUNCTIONS *** + ***************************************************************************/ + +/*----------------------------------------------------------------------------------------*/ +/** + * Establish a Temporary route from one Node to another. + * + * @HtNbMethod{::F_WRITE_ROUTING_TABLE} + * + * This routine will modify the routing tables on the + * SourceNode to cause it to route both request and response traffic to the + * targetNode through the specified Link. + * + * @note: This routine is to be used for early discovery and initialization. The + * final routing tables must be loaded some other way because this + * routine does not address the issue of probes, or independent request + * response paths. + * + * @param[in] Node the Node that will have it's routing tables modified. + * @param[in] Target For routing to Node target + * @param[in] Link Link from Node to target + * @param[in] Nb this northbridge + */ +VOID +WriteRoutingTable ( + IN UINT8 Node, + IN UINT8 Target, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 Temp; + + ASSERT ((Node < MAX_NODES) && (Target < MAX_NODES) && (Link < Nb->MaxLinks)); + Temp = (Nb->SelfRouteResponseMask | Nb->SelfRouteRequestMask) << (Link + 1); + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_ROUTE0_0X40 + (Target * 4)); + LibAmdPciWrite (AccessWidth32, Reg, &Temp, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Modifies the NodeID register on the target Node + * + * @HtNbMethod{::F_WRITE_NODEID} + * + * @param[in] Node the Node that will have its NodeID altered. + * @param[in] NodeID the new value for NodeID + * @param[in] Nb this northbridge + */ +VOID +WriteNodeID ( + IN UINT8 Node, + IN UINT8 NodeID, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 Temp; + Temp = NodeID; + ASSERT ((Node < MAX_NODES) && (NodeID < MAX_NODES)); + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_NODE_ID_0X60); + LibAmdPciWriteBits (Reg, 2, 0, &Temp, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Read the Default Link + * + * @HtNbMethod{::F_READ_DEFAULT_LINK} + * + * Read the DefLnk (the source Link of the current packet) from Node. Since this code + * is running on the BSP, this should be the Link pointing back towards the BSP. + * + * @param[in] Node the Node that will have its NodeID altered. + * @param[in] Nb this northbridge + * + * @return The HyperTransport Link where the request to + * read the default Link came from. + */ +UINT8 +ReadDefaultLink ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 DefaultLink; + PCI_ADDR Reg; + UINT32 Temp; + + DefaultLink = 0; + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_LINK_INIT_CONTROL_0X6C); + + ASSERT ((Node < MAX_NODES)); + LibAmdPciReadBits (Reg, 3, 2, &DefaultLink, Nb->ConfigHandle); + LibAmdPciReadBits (Reg, 8, 8, &Temp, Nb->ConfigHandle); + DefaultLink |= (Temp << 2); + return (UINT8)DefaultLink; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Turns routing tables on for a given Node + * + * @HtNbMethod{::F_ENABLE_ROUTING_TABLES} + * + * @param[in] Node the Node that will have it's routing tables enabled + * @param[in] Nb this northbridge + */ +VOID +EnableRoutingTables ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 Temp; + Temp = 0; + ASSERT ((Node < MAX_NODES)); + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_LINK_INIT_CONTROL_0X6C); + LibAmdPciWriteBits (Reg, 0, 0, &Temp, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Turns routing tables off for a given Node + * + * @HtNbMethod{::F_DISABLE_ROUTING_TABLES} + * + * @param[in] Node the Node that will have it's routing tables disabled + * @param[in] Nb this northbridge + */ +VOID +DisableRoutingTables ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 Temp; + Temp = 1; + ASSERT ((Node < MAX_NODES)); + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_LINK_INIT_CONTROL_0X6C); + LibAmdPciWriteBits (Reg, 0, 0, &Temp, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Verify that the Link is coherent, connected, and ready + * + * @HtNbMethod{::F_VERIFY_LINK_IS_COHERENT} + * + * @param[in] Node the Node that will be examined + * @param[in] Link the Link on that Node to examine + * @param[in] Nb this northbridge + * + * @retval TRUE The Link has the following status + * - LinkCon=1, Link is connected + * - InitComplete=1, Link initialization is complete + * - NC=0, Link is coherent + * - UniP-cLDT=0, Link is not Uniprocessor cLDT + * - LinkConPend=0 Link connection is not pending + * @retval FALSE The Link has some other status +*/ +BOOLEAN +VerifyLinkIsCoherent ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 LinkType; + PCI_ADDR LinkBase; + + ASSERT ((Node < MAX_NODES) && (Link < Nb->MaxLinks)); + + LinkBase = Nb->MakeLinkBase (Node, Link, Nb); + + // FN0_98/A4/C4 = LDT Type Register + LinkBase.Address.Register += HTHOST_LINK_TYPE_REG; + LibAmdPciRead (AccessWidth32, LinkBase, &LinkType, Nb->ConfigHandle); + + // Verify LinkCon = 1, InitComplete = 1, NC = 0, UniP-cLDT = 0, LinkConPend = 0 + return (BOOLEAN) ((LinkType & HTHOST_TYPE_MASK) == HTHOST_TYPE_COHERENT); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Read the token stored in the scratchpad register field. + * + * @HtNbMethod{::F_READ_TOKEN} + * + * Use the CPU core count as a scratch pad. + * + * @note The location used to store the token is arbitrary. The only requirement is + * that the location warm resets to zero, and that using it will have no ill-effects + * during HyperTransport initialization. + * + * @param[in] Node the Node that will be examined + * @param[in] Nb this northbridge + * + * @return the Token read from the Node + */ +UINT8 +ReadToken ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 Temp; + PCI_ADDR Reg; + + ASSERT ((Node < MAX_NODES)); + // Use CpuCnt as a scratch register + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_NODE_ID_0X60); + LibAmdPciReadBits (Reg, 19, 16, &Temp, Nb->ConfigHandle); + + return (UINT8)Temp; +} + + +/*----------------------------------------------------------------------------------------*/ +/** + * Write the token stored in the scratchpad register + * + * @HtNbMethod{::F_WRITE_TOKEN} + * + * Use the CPU core count as a scratch pad. + * + * @note The location used to store the token is arbitrary. The only requirement is + * that the location warm resets to zero, and that using it will have no ill-effects + * during HyperTransport initialization. + * + * @param[in] Node the Node that marked with token + * @param[in] Value the token Value + * @param[in] Nb this northbridge + */ +VOID +WriteToken ( + IN UINT8 Node, + IN UINT8 Value, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 Temp; + Temp = Value; + ASSERT ((Node < MAX_NODES)); + // Use CpuCnt as a scratch register + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_NODE_ID_0X60); + LibAmdPciWriteBits (Reg, 19, 16, &Temp, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Full Routing Table Register initialization + * + * @HtNbMethod{::F_WRITE_FULL_ROUTING_TABLE} + * + * Write the routing table entry for Node to target, using the request Link, response + * Link, and broadcast Links provided. + * + * @param[in] Node the Node that will be examined + * @param[in] Target the Target Node for these routes + * @param[in] ReqLink the Link for requests to Target + * @param[in] RspLink the Link for responses to Target + * @param[in] BroadcastLinks the broadcast Links + * @param[in] Nb this northbridge + */ +VOID +WriteFullRoutingTable ( + IN UINT8 Node, + IN UINT8 Target, + IN UINT8 ReqLink, + IN UINT8 RspLink, + IN UINT32 BroadcastLinks, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 Value; + + Value = 0; + ASSERT ((Node < MAX_NODES) && (Target < MAX_NODES)); + if (ReqLink == ROUTE_TO_SELF) { + Value |= Nb->SelfRouteRequestMask; + } else { + Value |= Nb->SelfRouteRequestMask << (ReqLink + 1); + } + + if (RspLink == ROUTE_TO_SELF) { + Value |= Nb->SelfRouteResponseMask; + } else { + Value |= Nb->SelfRouteResponseMask << (RspLink + 1); + } + + // Allow us to accept a Broadcast ourselves, then set broadcasts for routes + Value |= (UINT32)1 << Nb->BroadcastSelfBit; + Value |= (UINT32)BroadcastLinks << (Nb->BroadcastSelfBit + 1); + + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_ROUTE0_0X40 + (Target * 4)); + LibAmdPciWrite (AccessWidth32, Reg, &Value, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Determine whether a Node is compatible with the discovered configuration so far. + * + * @HtNbMethod{::F_IS_ILLEGAL_TYPE_MIX}. + * + * Currently, that means the family, extended family of the new Node are the + * same as the BSP's. + * + * @param[in] Node the Node + * @param[in] Nb this northbridge + * + * @retval TRUE the new node is not compatible + * @retval FALSE the new node is compatible + */ +BOOLEAN +IsIllegalTypeMix ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + return ((BOOLEAN) ((Nb->MakeKey (Node, Nb) & Nb->CompatibleKey) == 0)); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Fix (hopefully) exceptional conditions. + * + * @HtNbMethod{::F_HANDLE_SPECIAL_NODE_CASE}. + * + * Currently, this routine is implemented for all coherent HT families to check + * vendor ID of coherent Node. If the vendor ID is 0x1022 then return FALSE, + * or return TRUE. + * + * @param[in] Node The Node which need to be checked. + * @param[in] Link The link to check for special conditions. + * @param[in] State our global state. + * @param[in] Nb this northbridge. + * + * @retval TRUE This node received special handling. + * @retval FALSE This node was not handled specially, handle it normally. + * + */ +BOOLEAN +HandleSpecialNodeCase ( + IN UINT8 Node, + IN UINT8 Link, + IN STATE_DATA *State, + IN NORTHBRIDGE *Nb + ) +{ + BOOLEAN Result; + PCI_ADDR Reg; + UINT32 VendorID; + + Result = TRUE; + + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + 0, + 0); + + LibAmdPciReadBits (Reg, 15, 0, &VendorID, Nb->ConfigHandle); + if (VendorID == 0x1022) { + Result = FALSE; + } + + return Result; +} diff --git a/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbCoherent.h b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbCoherent.h new file mode 100644 index 0000000000..8e51a84962 --- /dev/null +++ b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbCoherent.h @@ -0,0 +1,178 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Coherent Feature Northbridge common routines. + * + * Provide access to hardware for routing, coherent discovery. + * + * @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 + * + *---------------------------------------------------------------------------- + */ + +/*************************************************************************** + *** FAMILY/NORTHBRIDGE GENERIC FUNCTIONS *** + ***************************************************************************/ + +/** + * Establish a Temporary route from one Node to another. + * + */ +VOID +WriteRoutingTable ( + IN UINT8 Node, + IN UINT8 Target, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ); + +/** + * Modifies the NodeID register on the target Node + * + */ +VOID +WriteNodeID ( + IN UINT8 Node, + IN UINT8 NodeID, + IN NORTHBRIDGE *Nb + ); + +/** + * Read the Default Link + * + */ +UINT8 +ReadDefaultLink ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ); + +/** + * Turns routing tables on for a given Node + * + */ +VOID +EnableRoutingTables ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ); + +/** + * Turns routing tables off for a given Node + * + */ +VOID +DisableRoutingTables ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ); + +/** + * Verify that the Link is coherent, connected, and ready + * +*/ +BOOLEAN +VerifyLinkIsCoherent ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ); + +/** + * Read the token stored in the scratchpad register field. + * + */ +UINT8 +ReadToken ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ); + +/** + * Write the token stored in the scratchpad register + * + */ +VOID +WriteToken ( + IN UINT8 Node, + IN UINT8 Value, + IN NORTHBRIDGE *Nb + ); + +/** + * Full Routing Table Register initialization + * + */ +VOID +WriteFullRoutingTable ( + IN UINT8 Node, + IN UINT8 Target, + IN UINT8 ReqLink, + IN UINT8 RspLink, + IN UINT32 BroadcastLinks, + IN NORTHBRIDGE *Nb + ); + +/** + * Determine whether a Node is compatible with the discovered configuration so far. + * + */ +BOOLEAN +IsIllegalTypeMix ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ); + +/** + * Fix (hopefully) exceptional conditions. + * + */ +BOOLEAN +HandleSpecialNodeCase ( + IN UINT8 Node, + IN UINT8 Link, + IN STATE_DATA *State, + IN NORTHBRIDGE *Nb + ); + diff --git a/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbNonCoherent.c b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbNonCoherent.c new file mode 100644 index 0000000000..8fdd329555 --- /dev/null +++ b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbNonCoherent.c @@ -0,0 +1,142 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Northbridge generic non-coherent support routines. + * + * @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 "htNbNonCoherent.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_HT_NBCOMMON_HTNBNONCOHERENT_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*************************************************************************** + *** Non-coherent init code *** + *** Northbridge access routines *** + ***************************************************************************/ + +/*----------------------------------------------------------------------------------------*/ +/** + * Return the Link to the Southbridge + * + * @HtNbMethod{::F_READ_SB_LINK} + * + * @param[in] Nb this northbridge + * + * @return the Link to the southbridge + */ +UINT8 +ReadSouthbridgeLink ( + IN NORTHBRIDGE *Nb + ) +{ + UINT32 Temp; + PCI_ADDR Reg; + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (0), + MakePciBusFromNode (0), + MakePciDeviceFromNode (0), + CPU_HTNB_FUNC_00, + REG_UNIT_ID_0X64); + LibAmdPciReadBits (Reg, 10, 8, &Temp, Nb->ConfigHandle); + return (UINT8)Temp; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Verify that the Link is non-coherent, connected, and ready + * + * @HtNbMethod{::F_VERIFY_LINK_IS_NON_COHERENT} + * + * @param[in] Node the Node that will be examined + * @param[in] Link the Link on that Node to examine + * @param[in] Nb this northbridge + * + * @retval TRUE The Link has the following status + * - LinkCon=1, Link is connected + * - InitComplete=1, Link initialization is complete + * - NC=1, Link is noncoherent + * - UniP-cLDT=0, Link is not Uniprocessor cLDT + * - LinkConPend=0 Link connection is not pending + * @retval FALSE The Link has some other status + */ +BOOLEAN +VerifyLinkIsNonCoherent ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 LinkType; + PCI_ADDR LinkBase; + + ASSERT ((Node < MAX_NODES) && (Link < MAX_NODES)); + + LinkBase = Nb->MakeLinkBase (Node, Link, Nb); + LinkBase.Address.Register += HTHOST_LINK_TYPE_REG; + + // FN0_98/A4/C4 = LDT Type Register + LibAmdPciRead (AccessWidth32, LinkBase, &LinkType, Nb->ConfigHandle); + + // Verify LinkCon = 1, InitComplete = 1, NC = 1, UniP-cLDT = 0, LinkConPend = 0 + return (BOOLEAN) ((LinkType & HTHOST_TYPE_MASK) == HTHOST_TYPE_NONCOHERENT); +} diff --git a/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbNonCoherent.h b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbNonCoherent.h new file mode 100644 index 0000000000..716a70f033 --- /dev/null +++ b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbNonCoherent.h @@ -0,0 +1,62 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Northbridge generic non-coherent support routines. + * + * @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. + * + * *************************************************************************** + * + */ + +/** + * Return the Link to the Southbridge + */ +UINT8 +ReadSouthbridgeLink ( + IN NORTHBRIDGE *Nb + ); + +/** + * Verify that the Link is non-coherent, connected, and ready + * + */ +BOOLEAN +VerifyLinkIsNonCoherent ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ); diff --git a/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbOptimization.c b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbOptimization.c new file mode 100644 index 0000000000..7c8551b036 --- /dev/null +++ b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbOptimization.c @@ -0,0 +1,258 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Link optimization support. + * + * @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 "IdsHt.h" +#include "htInterface.h" +#include "htInterfaceGeneral.h" +#include "htNotify.h" +#include "htNb.h" +#include "htNbHardwareFam10.h" +#include "htNbOptimization.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_HT_NBCOMMON_HTNBOPTIMIZATION_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*************************************************************************** + *** Link Optimization *** + ***************************************************************************/ + +/*----------------------------------------------------------------------------------------*/ +/** + * Get Link features into system data structure. + * + * @HtNbMethod{::F_GATHER_LINK_FEATURES} + * + * For a specific discovered CPU Link, populate the port list with the frequency + * capabilities. Support for other link oriented capabilities, currently: + * - Unit ID Clumping. Set to disabled. This doesn't mean the CPU doesn't support clumping, + * it just means: + * - The CPU doesn't clump its host unit ids, and + * - We don't have to check as carefully in SetLinkData whether the port is an IO host link. + * + * @param[in,out] ThisPort The PortList structure entry for this link's port + * @param[in] Interface Access to non-HT support functions. + * @param[in] PlatformConfig Platform profile/build option config structure. + * @param[in] Nb this northbridge + */ +VOID +GatherLinkFeatures ( + IN OUT PORT_DESCRIPTOR *ThisPort, + IN HT_INTERFACE *Interface, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 Frequency; + UINT32 ExtendedFrequency; + + Reg = ThisPort->Pointer; + Reg.Address.Register += HTHOST_FREQ_REV_REG; + LibAmdPciReadBits (Reg, 30, 16, &Frequency, Nb->ConfigHandle); + Reg = ThisPort->Pointer; + Reg.Address.Register += HTHOST_FREQ_EXTENSION; + LibAmdPciReadBits (Reg, 15, 1, &ExtendedFrequency, Nb->ConfigHandle); + ThisPort->PrvFrequencyCap = ((Frequency | (ExtendedFrequency << HT_FREQUENCY_2800M)) & + Nb->NorthBridgeFreqMask (ThisPort->NodeID, Interface, PlatformConfig, Nb)); + // Check for Internal link restriction not to run at 1000 MHz (but allow lower) + if (IsPackageLinkInternal (Nb->GetPackageLink (ThisPort->NodeID, ThisPort->Link, Nb))) { + ThisPort->PrvFrequencyCap &= ~(HT_FREQUENCY_LIMIT_1000M & ~HT_FREQUENCY_LIMIT_800M); + } + ThisPort->ClumpingSupport = HT_CLUMPING_DISABLE; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Change the hardware state for all Links according to the now optimized data in the + * port list data structure for link reganging. + * + * @HtNbMethod{::F_SET_LINK_REGANG} + * + * @param[in] Node the node on which to regang a link + * @param[in] Link the sublink 0 of the sublink pair to regang + * @param[in] Nb this northbridge + */ +VOID +SetLinkRegang ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + UINT32 Temp; + + Temp = 1; + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_HT_LINK_EXT_CONTROL0_0X170 + (4 * Link)); + + LibAmdPciWriteBits (Reg, 0, 0, &Temp, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Change the hardware state for all Links according to the now optimized data in the + * port list data structure for Unit Id Clumping. + * + * @HtNbMethod{::F_SET_LINK_UNITID_CLUMPING} + * + * This applies to the host root of a non-coherent chain. + * + * @param[in] Node the node on which to enable clumping + * @param[in] Link the link for which to enable clumping + * @param[in] ClumpingEnables the unit id clumping enables + * @param[in] Nb this northbridge + */ +VOID +SetLinkUnitIdClumping ( + IN UINT8 Node, + IN UINT8 Link, + IN UINT32 ClumpingEnables, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR Reg; + + // Host Unit Ids are not clumped. + ASSERT ((ClumpingEnables & 0x3) == 0); + + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_HT_LINK_CLUMPING0_0X110 + (4 * Link)); + + LibAmdPciWriteBits (Reg, 31, 0, &ClumpingEnables, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Change the hardware state for all Links according to the now optimized data in the + * port list data structure for link frequency. + * + * @HtNbMethod{::F_SET_LINK_FREQUENCY} + * + * Handle extended frequencies. For HT3 frequencies, ensure Retry and Scrambling are + * set. For HT1, clear them. + * + * @param[in] Node the node on which to set frequency for a link + * @param[in] Link the link to set frequency + * @param[in] Frequency the frequency to set + * @param[in] Nb this northbridge + */ +VOID +SetLinkFrequency ( + IN UINT8 Node, + IN UINT8 Link, + IN UINT8 Frequency, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 Temp; + PCI_ADDR Reg; + + ASSERT ((Frequency >= HT_FREQUENCY_600M && Frequency <= HT_FREQUENCY_3200M) + || (Frequency == HT_FREQUENCY_200M) || (Frequency == HT_FREQUENCY_400M)); + + // Handle extended frequencies, 2800 MHz and above. 31 > Frequency > 16 in this case. + if (Frequency > HT_FREQUENCY_2600M) { + Temp = 1; + } else { + // Clear it if not extended. + Temp = 0; + } + Reg = Nb->MakeLinkBase (Node, Link, Nb); + Reg.Address.Register += HTHOST_FREQ_EXTENSION; + LibAmdPciWriteBits (Reg, 0, 0, &Temp, Nb->ConfigHandle); + Reg = Nb->MakeLinkBase (Node, Link, Nb); + Reg.Address.Register += HTHOST_FREQ_REV_REG; + Temp = (Frequency & 0x0F); + LibAmdPciWriteBits (Reg, 11, 8, &Temp, Nb->ConfigHandle); + // Gen1 = 200Mhz -> 1000MHz, Gen3 = 1200MHz -> 2600MHz + if (Frequency > HT_FREQUENCY_1000M) { + // Enable for Gen3 frequencies + Temp = 1; + } else { + // Disable for Gen1 frequencies + Temp = 0; + } + // HT3 retry mode enable / disable + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_HT_LINK_RETRY0_0X130 + (4 * Link)); + LibAmdPciWriteBits (Reg, 0, 0, &Temp, Nb->ConfigHandle); + // and Scrambling enable / disable + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_HT_LINK_EXT_CONTROL0_0X170 + (4 * Link)); + LibAmdPciWriteBits (Reg, 3, 3, &Temp, Nb->ConfigHandle); +} diff --git a/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbOptimization.h b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbOptimization.h new file mode 100644 index 0000000000..a7dbacc7b5 --- /dev/null +++ b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbOptimization.h @@ -0,0 +1,91 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Link optimization generic support. + * + * @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. + * + * *************************************************************************** + * + */ + +/** + * Get Link features into system data structure. + * + */ +VOID +GatherLinkFeatures ( + IN OUT PORT_DESCRIPTOR *ThisPort, + IN HT_INTERFACE *Interface, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN NORTHBRIDGE *Nb + ); + +/** + * Change the hardware state for all Links according to the now optimized data in the + * port list data structure. + * + */ +VOID +SetLinkRegang ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ); + +/** + * Set the link's Unit Id Clumping enable. + * + */ +VOID +SetLinkUnitIdClumping ( + IN UINT8 Node, + IN UINT8 Link, + IN UINT32 ClumpingEnables, + IN NORTHBRIDGE *Nb + ); + +/** + * Change the hardware state for all Links according to the now optimized data in the + * port list data structure. + */ +VOID +SetLinkFrequency ( + IN UINT8 Node, + IN UINT8 Link, + IN UINT8 Frequency, + IN NORTHBRIDGE *Nb + ); diff --git a/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbUtilities.c b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbUtilities.c new file mode 100644 index 0000000000..465066c1d6 --- /dev/null +++ b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbUtilities.c @@ -0,0 +1,335 @@ +/* $NoKeywords:$ */ +/** + * @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 "htNotify.h" +#include "htNb.h" +#include "htNbHardwareFam10.h" +#include "htNbUtilities.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_HT_NBCOMMON_HTNBUTILITIES_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + +/*----------------------------------------------------------------------------------------*/ +/** + * Return the HT Host capability base PCI config address for a Link. + * + * @HtNbMethod{::F_MAKE_LINK_BASE} + * + * @param[in] Node the Node this Link is on + * @param[in] Link the Link + * @param[in] Nb this northbridge + * + * @return the pci config address + */ +PCI_ADDR +MakeLinkBase ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR LinkBase; + + ASSERT (Nb != NULL); + if (Link < 4) { + LinkBase.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_HT_CAP_BASE_0X80 + Link*HT_HOST_CAP_SIZE); + } else { + LinkBase.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_04, + REG_HT_CAP_BASE_0X80 + (Link - 4)*HT_HOST_CAP_SIZE); + } + return LinkBase; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Return the LinkFailed status AFTER an attempt is made to clear the bit. + * + * @HtNbMethod{::F_READ_TRUE_LINK_FAIL_STATUS} + * + * Dependency!: HT_FEATURES::SetHtControlRegisterBits + * + * Also, call event notify if a Hardware Fault caused a sync flood on a previous boot. + * + * The table below summarizes correct responses of this routine. + * <TABLE> + * <TR><TD> Family </TD> <TD> before </TD> <TD> after </TD> <TD> unconnected </TD> <TD> Notify? </TD> <TD> return </TD></TR> + * <TR><TD> 10 </TD> <TD> 0 </TD> <TD> 0 </TD> <TD> 0 </TD> <TD> No </TD> <TD> FALSE </TD></TR> + * <TR><TD> 10 </TD> <TD> 1 </TD> <TD> 0 </TD> <TD> 0 </TD> <TD> Yes </TD> <TD> FALSE </TD></TR> + * <TR><TD> 10 </TD> <TD> 1 </TD> <TD> 0 </TD> <TD> 3 </TD> <TD> No </TD> <TD> TRUE </TD></TR> + * </TABLE> + * + * @param[in] Node the Node that will be examined + * @param[in] Link the Link on that Node to examine + * @param[in] State access to call back routine + * @param[in] Nb this northbridge + * + * @retval TRUE the Link is not connected or has hard error + * @retval FALSE the Link is connected + */ +BOOLEAN +ReadTrueLinkFailStatus ( + IN UINT8 Node, + IN UINT8 Link, + IN STATE_DATA *State, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 Before; + UINT32 After; + UINT32 Unconnected; + UINT32 Crc; + PCI_ADDR Reg; + + ASSERT ((Node < MAX_NODES) && (Link < Nb->MaxLinks)); + + Reg = Nb->MakeLinkBase (Node, Link, Nb); + Reg.Address.Register += HTHOST_LINK_CONTROL_REG; + + // Save the CRC status before doing anything else. + // Read, Clear, re-read the error bits in the Link Control Register + // (FN0_84/A4/C4[4] = LinkFail bit), + // and check the connection status, TransOff and EndOfChain. + // + LibAmdPciReadBits (Reg, 9, 8, &Crc, Nb->ConfigHandle); + LibAmdPciReadBits (Reg, 4, 4, &Before, Nb->ConfigHandle); + State->HtFeatures->SetHtControlRegisterBits (Reg, 4, 4, &Before, State); + LibAmdPciReadBits (Reg, 4, 4, &After, Nb->ConfigHandle); + LibAmdPciReadBits (Reg, 7, 6, &Unconnected, Nb->ConfigHandle); + + if (Before != After) { + if (Unconnected == 0) { + if (Crc != 0) { + // A sync flood occurred due to HT CRC + // Pass the Node and Link on which the generic sync flood event occurred. + NotifyAlertHwHtCrc (Node, Link, (UINT8)Crc, State); + } else { + // Some sync flood occurred + // Pass the Node and Link on which the generic sync flood event occurred. + NotifyAlertHwSyncFlood (Node, Link, State); + } + } + } + return (BOOLEAN) ((After != 0) || (Unconnected != 0)); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Write the total number of cores and Nodes to the Node + * + * @HtNbMethod{::F_SET_TOTAL_NODES_AND_CORES} + * + * @param[in] Node the Node that will be examined + * @param[in] TotalNodes the total number of Nodes + * @param[in] TotalCores the total number of cores + * @param[in] Nb this northbridge + */ +VOID +SetTotalNodesAndCores ( + IN UINT8 Node, + IN UINT8 TotalNodes, + IN UINT8 TotalCores, + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR NodeIDReg; + UINT32 Temp; + + ASSERT ((Node < MAX_NODES) && (TotalNodes <= MAX_NODES)); + NodeIDReg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_NODE_ID_0X60); + + Temp = ((TotalCores - 1) & HTREG_NODE_CPUCNT_4_0); + LibAmdPciWriteBits (NodeIDReg, 20, 16, &Temp, Nb->ConfigHandle); + Temp = TotalNodes - 1; + LibAmdPciWriteBits (NodeIDReg, 6, 4, &Temp, Nb->ConfigHandle); + + NodeIDReg.Address.Register = REG_HT_EXTENDED_NODE_ID_F0X160; + + Temp = (((TotalCores - 1) & HTREG_EXTNODE_CPUCNT_7_5) >> 5); + LibAmdPciWriteBits (NodeIDReg, 18, 16, &Temp, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * 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. The Node count can be read from the BSP. + * + * @param[in] Nb this northbridge + * + * @return The number of nodes + */ +UINT8 +GetNodeCount ( + IN NORTHBRIDGE *Nb + ) +{ + PCI_ADDR NodeIDReg; + UINT32 Temp; + + NodeIDReg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (0), + MakePciBusFromNode (0), + MakePciDeviceFromNode (0), + CPU_HTNB_FUNC_00, + REG_NODE_ID_0X60); + LibAmdPciReadBits (NodeIDReg, 6, 4, &Temp, Nb->ConfigHandle); + return ((UINT8) (++Temp)); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Limit coherent config accesses to cpus as indicated by Nodecnt. + * + * @HtNbMethod{::F_LIMIT_NODES} + * + * @param[in] Node the Node that will be examined + * @param[in] Nb this northbridge + */ +VOID +LimitNodes ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ) +{ + UINT32 Temp; + PCI_ADDR Reg; + + Temp = 1; + ASSERT ((Node < MAX_NODES)); + Reg.AddressValue = MAKE_SBDFO (MakePciSegmentFromNode (Node), + MakePciBusFromNode (Node), + MakePciDeviceFromNode (Node), + CPU_HTNB_FUNC_00, + REG_LINK_TRANS_CONTROL_0X68); + LibAmdPciWriteBits (Reg, 15, 15, &Temp, Nb->ConfigHandle); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Get the Package Link number, given the node and real link number. + * + * @HtNbMethod{::F_GET_PACKAGE_LINK} + * + * Based on the link to package link mapping from BKDG, look up package link for + * the input link on the internal node number corresponding to Node id. + * + * @param[in] Node the node which has this link + * @param[in] Link the link on that node + * @param[in] Nb this northbridge + * + * @return the Package Link, HT_LIST_TERMINAL Not connected in package, HT_LIST_MATCH_INTERNAL_LINK package internal link. + * + */ +UINT8 +GetPackageLink ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ) +{ + UINT8 ModuleType; + UINT8 Module; + UINTN PackageLinkMapItem; + UINT8 PackageLink; + + ASSERT ((Node < MAX_NODES) && (Link < Nb->MaxLinks)); + PackageLink = HT_LIST_TERMINAL; + + Nb->GetModuleInfo (Node, &ModuleType, &Module, Nb); + + if (ModuleType != 0) { + ASSERT (Nb->PackageLinkMap != NULL); + // Use table to find this module's package link + PackageLinkMapItem = 0; + while ((*Nb->PackageLinkMap)[PackageLinkMapItem].Link != HT_LIST_TERMINAL) { + if (((*Nb->PackageLinkMap)[PackageLinkMapItem].Module == Module) && + ((*Nb->PackageLinkMap)[PackageLinkMapItem].Link == Link)) { + PackageLink = (*Nb->PackageLinkMap)[PackageLinkMapItem].PackageLink; + break; + } + PackageLinkMapItem++; + } + } else { + PackageLink = Link; + } + return PackageLink; +} diff --git a/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbUtilities.h b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbUtilities.h new file mode 100644 index 0000000000..fec00e1be2 --- /dev/null +++ b/src/vendorcode/amd/agesa/Proc/HT/NbCommon/htNbUtilities.h @@ -0,0 +1,108 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Northbridge utility routines. + * + * @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. + * + * *************************************************************************** + * + */ + +/** + * Return the HT Host capability base PCI config address for a Link. + * + */ +PCI_ADDR +MakeLinkBase ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ); + +/** + * Return the LinkFailed status AFTER an attempt is made to clear the bit. + * + */ +BOOLEAN +ReadTrueLinkFailStatus ( + IN UINT8 Node, + IN UINT8 Link, + IN STATE_DATA *State, + IN NORTHBRIDGE *Nb + ); + +/** + * Write the total number of cores and Nodes to the Node + * + */ +VOID +SetTotalNodesAndCores ( + IN UINT8 Node, + IN UINT8 TotalNodes, + IN UINT8 TotalCores, + IN NORTHBRIDGE *Nb + ); + +/** + * Get the Count (1 based) of Nodes in the system. + * + */ +UINT8 +GetNodeCount ( + IN NORTHBRIDGE *Nb + ); + +/** + * Limit coherent config accesses to cpus as indicated by Nodecnt. + * + */ +VOID +LimitNodes ( + IN UINT8 Node, + IN NORTHBRIDGE *Nb + ); + +/** + * Get the Package Link number, given the node and real link number. + * + */ +UINT8 +GetPackageLink ( + IN UINT8 Node, + IN UINT8 Link, + IN NORTHBRIDGE *Nb + ); |