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Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuCommonF10Utilities.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuCommonF10Utilities.c | 330 |
1 files changed, 330 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuCommonF10Utilities.c b/src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuCommonF10Utilities.c new file mode 100644 index 0000000000..90a91a6dc6 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuCommonF10Utilities.c @@ -0,0 +1,330 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * AMD Family_10 specific utility functions. + * + * Provides numerous utility functions specific to family 10h. + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: CPU/F10 + * @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. + * + * *************************************************************************** + * + */ + +/*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ +#include "AGESA.h" +#include "amdlib.h" +#include "Ids.h" +#include "cpuRegisters.h" +#include "cpuServices.h" +#include "GeneralServices.h" +#include "cpuFamilyTranslation.h" +#include "cpuCommonF10Utilities.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_CPU_FAMILY_0X10_CPUCOMMONF10UTILITIES_FILECODE + +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * T Y P E D E F S A N D S T R U C T U R E S + *---------------------------------------------------------------------------------------- + */ +/** + * Node ID MSR register fields. + * Provide the layout of fields in the Node ID MSR. + */ +typedef struct { + UINT64 NodeId:3; ///< The core is on the node with this node id. + UINT64 NodesPerProcessor:3; ///< The number of Nodes in this processor. + UINT64 HeapIndex:6; ///< The AP core heap index. + UINT64 :(63 - 11); ///< Reserved. +} NODE_ID_MSR_FIELDS; + +/// Node ID MSR. +typedef union { + NODE_ID_MSR_FIELDS Fields; ///< Access the register as individual fields + UINT64 Value; ///< Access the register value. +} NODE_ID_MSR; + +/*---------------------------------------------------------------------------------------- + * P R O T O T Y P E S O F L O C A L F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * E X P O R T E D F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------*/ +/** + * Set warm reset status and count + * + * @CpuServiceMethod{::F_CPU_SET_WARM_RESET_FLAG}. + * + * This function will use bit9, and bit 10 of register F0x6C as a warm reset status and count. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * @param[in] Request Indicate warm reset status + * + */ +VOID +F10SetAgesaWarmResetFlag ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN AMD_CONFIG_PARAMS *StdHeader, + IN WARM_RESET_REQUEST *Request + ) +{ + PCI_ADDR PciAddress; + UINT32 PciData; + + PciAddress.AddressValue = MAKE_SBDFO (0, 0 , PCI_DEV_BASE, FUNC_0, HT_INIT_CTRL); + LibAmdPciRead (AccessWidth32, PciAddress, &PciData, StdHeader); + + // bit[5] - indicate a warm reset is or is not required + PciData &= ~(HT_INIT_BIOS_RST_DET_0); + PciData = PciData | (Request->RequestBit << 5); + + // bit[10,9] - indicate warm reset status and count + PciData &= ~(HT_INIT_BIOS_RST_DET_1 | HT_INIT_BIOS_RST_DET_2); + PciData |= Request->StateBits << 9; + + LibAmdPciWrite (AccessWidth32, PciAddress, &PciData, StdHeader); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Get warm reset status and count + * + * @CpuServiceMethod{::F_CPU_GET_WARM_RESET_FLAG}. + * + * This function will bit9, and bit 10 of register F0x6C as a warm reset status and count. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StdHeader Config handle for library and services + * @param[out] Request Indicate warm reset status + * + */ +VOID +F10GetAgesaWarmResetFlag ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN AMD_CONFIG_PARAMS *StdHeader, + OUT WARM_RESET_REQUEST *Request + ) +{ + PCI_ADDR PciAddress; + UINT32 PciData; + + PciAddress.AddressValue = MAKE_SBDFO (0, 0 , PCI_DEV_BASE, FUNC_0, HT_INIT_CTRL); + LibAmdPciRead (AccessWidth32, PciAddress, &PciData, StdHeader); + + // bit[5] - indicate a warm reset is or is not required + Request->RequestBit = (UINT8) ((PciData & HT_INIT_BIOS_RST_DET_0) >> 5); + // bit[10,9] - indicate warm reset status and count + Request->StateBits = (UINT8) ((PciData & (HT_INIT_BIOS_RST_DET_1 | HT_INIT_BIOS_RST_DET_2)) >> 9); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Use the Mailbox Register to get the Ap Mailbox info for the current core. + * + * @CpuServiceMethod{::F_CPU_AMD_GET_AP_MAILBOX_FROM_HARDWARE}. + * + * Access the mailbox register used with this NB family. This is valid until the + * point that some init code initializes the mailbox register for its normal use. + * The Machine Check Misc (Thresholding) register is available as both a PCI config + * register and a MSR, so it can be used as a mailbox from HT to other functions. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[out] ApMailboxInfo The AP Mailbox info + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * + */ +VOID +F10GetApMailboxFromHardware ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + OUT AP_MAILBOXES *ApMailboxInfo, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT64 MailboxInfo; + + LibAmdMsrRead (MSR_MC_MISC_LINK_THRESHOLD, &MailboxInfo, StdHeader); + // Mailbox info is in bits 32 thru 43, 12 bits. + ApMailboxInfo->ApMailInfo.Info = (((UINT32) (MailboxInfo >> 32)) & (UINT32)0x00000FFF); + LibAmdMsrRead (MSR_MC_MISC_L3_THRESHOLD, &MailboxInfo, StdHeader); + // Mailbox info is in bits 32 thru 43, 12 bits. + ApMailboxInfo->ApMailExtInfo.Info = (((UINT32) (MailboxInfo >> 32)) & (UINT32)0x00000FFF); +} + + +/*---------------------------------------------------------------------------------------*/ +/** + * Set the system AP core number in the AP's Mailbox. + * + * @CpuServiceMethod{::F_CPU_SET_AP_CORE_NUMBER}. + * + * Access the mailbox register used with this NB family. This is only intended to + * run on the BSC at the time of initial AP launch. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] Socket The AP's socket + * @param[in] Module The AP's module + * @param[in] ApCoreNumber The AP's unique core number + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * + */ +VOID +F10SetApCoreNumber ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN UINT32 Socket, + IN UINT32 Module, + IN UINT32 ApCoreNumber, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 PciRegister; + PCI_ADDR PciAddress; + AGESA_STATUS IgnoredStatus; + + GetPciAddress (StdHeader, Socket, Module, &PciAddress, &IgnoredStatus); + PciAddress.Address.Function = FUNC_3; + PciAddress.Address.Register = 0x170; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + ((AP_MAIL_EXT_INFO *) &PciRegister)->Fields.HeapIndex = ApCoreNumber; + LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader); +} + + +/*---------------------------------------------------------------------------------------*/ +/** + * Get this AP's system core number from hardware. + * + * @CpuServiceMethod{::F_CPU_GET_AP_CORE_NUMBER}. + * + * Returns the system core number from the scratch MSR, where + * it was saved at heap initialization. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * + * @return The AP's unique core number + */ +UINT32 +F10GetApCoreNumber ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + NODE_ID_MSR NodeIdMsr; + + LibAmdMsrRead (0xC001100C, &NodeIdMsr.Value, StdHeader); + return (UINT32) NodeIdMsr.Fields.HeapIndex; +} + + +/*---------------------------------------------------------------------------------------*/ +/** + * Move the AP's core number from the mailbox to hardware. + * + * @CpuServiceMethod{::F_CPU_TRANSFER_AP_CORE_NUMBER}. + * + * Transfers this AP's system core number from the mailbox to + * the NodeId MSR and initializes the other NodeId fields. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * + */ +VOID +F10TransferApCoreNumber ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + AP_MAILBOXES Mailboxes; + NODE_ID_MSR NodeIdMsr; + UINT64 ExtFeatures; + + NodeIdMsr.Value = 0; + FamilySpecificServices->GetApMailboxFromHardware (FamilySpecificServices, &Mailboxes, StdHeader); + NodeIdMsr.Fields.HeapIndex = Mailboxes.ApMailExtInfo.Fields.HeapIndex; + NodeIdMsr.Fields.NodeId = Mailboxes.ApMailInfo.Fields.Node; + NodeIdMsr.Fields.NodesPerProcessor = Mailboxes.ApMailInfo.Fields.ModuleType; + LibAmdMsrWrite (0xC001100C, &NodeIdMsr.Value, StdHeader); + + // Indicate that the NodeId MSR is supported. + LibAmdMsrRead (MSR_CPUID_EXT_FEATS, &ExtFeatures, StdHeader); + ExtFeatures = (ExtFeatures | BIT51); + LibAmdMsrWrite (MSR_CPUID_EXT_FEATS, &ExtFeatures, StdHeader); +} + + +/*---------------------------------------------------------------------------------------*/ +/** + * Return a number zero or one, based on the Core ID position in the initial APIC Id. + * + * @CpuServiceMethod{::F_CORE_ID_POSITION_IN_INITIAL_APIC_ID}. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * + * @retval CoreIdPositionZero Core Id is not low + * @retval CoreIdPositionOne Core Id is low + */ +CORE_ID_POSITION +F10CpuAmdCoreIdPositionInInitialApicId ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT64 InitApicIdCpuIdLo; + + // Check bit_54 [InitApicIdCpuIdLo] to find core id position. + LibAmdMsrRead (MSR_NB_CFG, &InitApicIdCpuIdLo, StdHeader); + InitApicIdCpuIdLo = ((InitApicIdCpuIdLo & BIT54) >> 54); + return ((InitApicIdCpuIdLo == 0) ? CoreIdPositionZero : CoreIdPositionOne); +} |