diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuF10Utilities.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuF10Utilities.c | 1119 |
1 files changed, 1119 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuF10Utilities.c b/src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuF10Utilities.c new file mode 100644 index 0000000000..df6e58b3a4 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/CPU/Family/0x10/cpuF10Utilities.c @@ -0,0 +1,1119 @@ +/* $NoKeywords:$ */ +/** + * @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: 37150 $ @e \$Date: 2010-08-31 23:53:37 +0800 (Tue, 31 Aug 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 "cpuFamilyTranslation.h" +#include "cpuPstateTables.h" +#include "cpuF10PowerMgmt.h" +#include "cpuApicUtilities.h" +#include "cpuServices.h" +#include "GeneralServices.h" +#include "cpuF10Utilities.h" +#include "cpuPostInit.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) + +#define FILECODE PROC_CPU_FAMILY_0X10_CPUF10UTILITIES_FILECODE + +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ +// Register encodings for F3xD8[VSRampTime/VSSlamTime] +CONST UINT32 ROMDATA VSSlamTime[8] = +{ + 10, // 000b: 10us + 20, // 001b: 20us + 30, // 010b: 30us + 40, // 011b: 40us + 60, // 100b: 60us + 100, // 101b: 100us + 200, // 110b: 200us + 500 // 111b: 500us +}; + +extern CPU_FAMILY_SUPPORT_TABLE PstateFamilyServiceTable; + +/*---------------------------------------------------------------------------------------- + * T Y P E D E F S A N D S T R U C T U R E S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * 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 + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------*/ +/** + * Performs the necessary steps for the 'Software Initiated CPU + * Voltage Transitions.' + * + * @param[in] VidCode VID code to transition to + * @param[in] StdHeader Header for library and services + * + */ +VOID +F10PmSwVoltageTransition ( + IN UINT32 VidCode, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 PciRegister; + UINT32 Socket; + UINT32 Module; + UINT32 Ignored; + UINT64 MsrRegister; + PCI_ADDR PciAddress; + AGESA_STATUS IgnoredSts; + + IdentifyCore (StdHeader, &Socket, &Module, &Ignored, &IgnoredSts); + GetPciAddress (StdHeader, Socket, Module, &PciAddress, &IgnoredSts); + + PciAddress.Address.Function = FUNC_3; + PciAddress.Address.Register = PW_CTL_MISC_REG; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + if (((POWER_CTRL_MISC_REGISTER *) &PciRegister)->SlamVidMode == 1) { + LibAmdMsrRead (MSR_COFVID_CTL, &MsrRegister, StdHeader); + ((COFVID_CTRL_MSR *) &MsrRegister)->CpuVid = VidCode; + LibAmdMsrWrite (MSR_COFVID_CTL, &MsrRegister, StdHeader); + F10WaitOutVoltageTransition (TRUE, StdHeader); + } else + return; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Performs the necessary steps for the 'Software Initiated NB + * Voltage Transitions.' + * + * This can only be run by a local core 0. + * + * @param[in] VidCode VID code to transition to + * @param[in] SlamMode Whether voltage is to be slammed, or stepped + * @param[in] StdHeader Header for library and services + * + */ +VOID +F10PmSwVoltageTransitionServerNb ( + IN UINT32 VidCode, + IN BOOLEAN SlamMode, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 Core; + UINT32 NbVidStatus; + UINT32 Socket; + UINT32 IgnoredModule; + UINT32 IgnoredCore; + UINT32 CoreNum; + AP_TASK TaskPtr; + AGESA_STATUS IgnoredSts; + SW_VOLT_TRANS_NB RemoteInput; + + RemoteInput.VidCode = VidCode; + RemoteInput.SlamMode = SlamMode; + TaskPtr.FuncAddress.PfApTaskIO = F10SwVoltageTransitionServerNbCore; + TaskPtr.DataTransfer.DataSizeInDwords = SIZE_IN_DWORDS (SW_VOLT_TRANS_NB); + TaskPtr.DataTransfer.DataPtr = &RemoteInput; + TaskPtr.DataTransfer.DataTransferFlags = 0; + TaskPtr.ExeFlags = WAIT_FOR_CORE; + + IdentifyCore (StdHeader, &Socket, &IgnoredModule, &IgnoredCore, &IgnoredSts); + GetActiveCoresInCurrentSocket (&CoreNum, StdHeader); + + do { + NbVidStatus = TaskPtr.FuncAddress.PfApTaskIO (&RemoteInput, StdHeader); + for (Core = 1; Core < (UINT8) CoreNum; Core++) { + NbVidStatus |= ApUtilRunCodeOnSocketCore ((UINT8)Socket, (UINT8)Core, &TaskPtr, StdHeader); + } + F10WaitOutVoltageTransition (SlamMode, StdHeader); + } while (NbVidStatus != 0); + return; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Returns current VsSlamTime in microseconds. + * + * @param[out] VsTimeUsecs Provides the wait time needed for a Slam Voltage transition. + * @param[in] SlamMode Whether voltage is to be slammed, or stepped + * @param[in] StdHeader Header for library and services + * + */ +VOID +F10GetCurrentVsTimeInUsecs ( + OUT UINT32 *VsTimeUsecs, + IN BOOLEAN SlamMode, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT8 RegisterEncoding; + UINT32 PciRegister; + UINT32 Socket; + UINT32 Module; + UINT32 Ignored; + CONST UINT16 SlamTimes[8] = {10, 20, 30, 40, 60, 100, 200, 500}; + PCI_ADDR PciAddress; + AGESA_STATUS IgnoredSts; + + IdentifyCore (StdHeader, &Socket, &Module, &Ignored, &IgnoredSts); + GetPciAddress (StdHeader, Socket, Module, &PciAddress, &IgnoredSts); + + PciAddress.Address.Function = FUNC_3; + PciAddress.Address.Register = CPTC1_REG; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + + if (SlamMode) { + RegisterEncoding = (UINT8) ((CLK_PWR_TIMING_CTRL1_REGISTER *) &PciRegister)->VSSlamTime; + } else { + RegisterEncoding = (UINT8) ((CLK_PWR_TIMING_CTRL1_REGISTER *) &PciRegister)->VSRampTime; + } + + *VsTimeUsecs = (UINT32) SlamTimes[RegisterEncoding]; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Spins until VsSlamTime microseconds have expired. + * + * @param[in] SlamMode Whether voltage is to be slammed, or stepped + * @param[in] StdHeader Header for library and services + * + */ +VOID +F10WaitOutVoltageTransition ( + IN BOOLEAN SlamMode, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 VsTimeUsecs; + + F10GetCurrentVsTimeInUsecs (&VsTimeUsecs, SlamMode, StdHeader); + WaitMicroseconds (VsTimeUsecs, StdHeader); + return; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Code required to be run on every local core in order to perform + * the steps necessary for 'Software Initiated NB Voltage + * Transitions.' + * + * @param[out] InputData Family specific data needed to perform a Voltage transition. + * @param[in] StdHeader Header for library and services. + * + * @retval zero All Voltage Transitions are completed. + * @retval one There are Voltage transitions remaining to reach target. + * + */ +UINT32 +F10SwVoltageTransitionServerNbCore ( + IN VOID *InputData, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 VidCode; + UINT64 MsrRegister; + + if (((SW_VOLT_TRANS_NB *) InputData)->SlamMode) { + VidCode = ((SW_VOLT_TRANS_NB *) InputData)->VidCode; + } else { + LibAmdMsrRead (MSR_COFVID_STS, &MsrRegister, StdHeader); + VidCode = (UINT32) (((COFVID_STS_MSR *) &MsrRegister)->CurNbVid); + if (VidCode > ((SW_VOLT_TRANS_NB *) InputData)->VidCode) { + --VidCode; + } else if (VidCode < ((SW_VOLT_TRANS_NB *) InputData)->VidCode) { + ++VidCode; + } + } + LibAmdMsrRead (MSR_COFVID_CTL, &MsrRegister, StdHeader); + ((COFVID_CTRL_MSR *) &MsrRegister)->NbVid = VidCode; + LibAmdMsrWrite (MSR_COFVID_CTL, &MsrRegister, StdHeader); + + if (VidCode == ((SW_VOLT_TRANS_NB *) InputData)->VidCode) { + return 0; + } else { + return 1; + } +} + + +/*---------------------------------------------------------------------------------------*/ +/** + * Calculate and reprogram F3xD8[VSSlamTime] based on the algorithm in the BKDG. + * + * This function determines the largest voltage step that the core will have + * to make, calculates how much time it will take for the voltage to stabilize, + * and programs the necessary encoded value for the amount of time discovered. + * + * @param[in] PciAddress Segment/bus/device of a module on the socket + * to program. + * @param[in] CpuEarlyParams Service parameters + * @param[in] StdHeader Config handle for library and services. + * + */ +VOID +F10ProgramVSSlamTimeOnSocket ( + IN PCI_ADDR *PciAddress, + IN AMD_CPU_EARLY_PARAMS *CpuEarlyParams, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT8 NbVid; + UINT8 P0VidCode; + UINT8 PminVidCode; + UINT32 AndMask; + UINT32 MsrAddr; + UINT32 OrMask; + UINT32 PciRegister; + UINT64 MsrRegister; + BOOLEAN IsPviMode; + PCI_ADDR LocalPciAddress; + + // Get F3xA0[PviMode] + LocalPciAddress.AddressValue = PciAddress->AddressValue; + LocalPciAddress.Address.Function = FUNC_3; + LocalPciAddress.Address.Register = PW_CTL_MISC_REG; + LibAmdPciRead (AccessWidth32, LocalPciAddress, &PciRegister, StdHeader); + if (((POWER_CTRL_MISC_REGISTER *) &PciRegister)->PviMode == 1) { + IsPviMode = TRUE; + } else { + IsPviMode = FALSE; + } + + // Get P0's voltage + LibAmdMsrRead (PS_REG_BASE, &MsrRegister, StdHeader); + P0VidCode = (UINT8) (((PSTATE_MSR *) &MsrRegister)->CpuVid); + + // If SVI, we only care about CPU VID. + // If PVI, determine the higher voltage between NB and CPU + if (IsPviMode) { + NbVid = (UINT8) (((PSTATE_MSR *) &MsrRegister)->NbVid); + if (P0VidCode > NbVid) { + P0VidCode = NbVid; + } + } + + // Get Pmin's index + LibAmdMsrRead (MSR_PSTATE_CURRENT_LIMIT, &MsrRegister, StdHeader); + MsrAddr = (UINT32) ((((PSTATE_CURLIM_MSR *) &MsrRegister)->PstateMaxVal) + PS_REG_BASE); + + // Get Pmin's VID + LibAmdMsrRead (MsrAddr, &MsrRegister, StdHeader); + PminVidCode = (UINT8) (((PSTATE_MSR *) &MsrRegister)->CpuVid); + + // If SVI, we only care about CPU VID. + // If PVI, determine the higher voltage b/t NB and CPU + if (IsPviMode) { + NbVid = (UINT8) (((PSTATE_MSR *) &MsrRegister)->NbVid); + if (PminVidCode > NbVid) { + PminVidCode = NbVid; + } + } + + // Program F3xD8[VSSlamTime] + LocalPciAddress.Address.Register = CPTC1_REG; + AndMask = 0xFFFFFFFF; + ((CLK_PWR_TIMING_CTRL1_REGISTER *) &AndMask)->VSSlamTime = 0; + OrMask = 0x00000000; + ((CLK_PWR_TIMING_CTRL1_REGISTER *) &OrMask)->VSSlamTime = + F10GetSlamTimeEncoding (P0VidCode, PminVidCode, CpuEarlyParams, VSSlamTime, StdHeader); + ModifyCurrentSocketPci (&LocalPciAddress, AndMask, OrMask, StdHeader); +} + + +/*---------------------------------------------------------------------------------------*/ +/** + * Returns the encoded voltage stabilization slam time for the executing + * family 10h core. + * + * This function looks up the appropriate encoded value for the desired + * VID codes. + * + * @param[in] HighVoltageVid VID code of the higher voltage. + * @param[in] LowVoltageVid VID code of the lower voltage. + * @param[in] CpuEarlyParams Service parameters + * @param[in] SlamTimeTable Look-up table of slam times. + * @param[in] StdHeader Config handle for library and services. + * + * @retval Encoded register value. + * + */ +UINT32 +F10GetSlamTimeEncoding ( + IN UINT8 HighVoltageVid, + IN UINT8 LowVoltageVid, + IN AMD_CPU_EARLY_PARAMS *CpuEarlyParams, + IN CONST UINT32 *SlamTimeTable, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 SlamTime; + UINT32 EncodedSlamTime; + UINT32 VoltageDifference; + + ASSERT (LowVoltageVid >= HighVoltageVid); + ASSERT (CpuEarlyParams->PlatformConfig.VrmProperties[CoreVrm].SlewRate != 0); + + // Calculate Slam Time + // VSSlamTime = 0.4us/mV (or 0.2us/mV) * Vhigh - Vlow + // In our case, we will scale the values by 100 to avoid + // decimals. + + VoltageDifference = (UINT32) ((LowVoltageVid - HighVoltageVid) * 12500); + SlamTime = (VoltageDifference / CpuEarlyParams->PlatformConfig.VrmProperties[CoreVrm].SlewRate) + CpuEarlyParams->PlatformConfig.VrmProperties[CoreVrm].AdditionalDelay; + if (VoltageDifference % CpuEarlyParams->PlatformConfig.VrmProperties[CoreVrm].SlewRate) { + SlamTime++; + } + + // Now round up to nearest register setting + for (EncodedSlamTime = 0; EncodedSlamTime < 8; EncodedSlamTime++) { + if (SlamTime <= SlamTimeTable[EncodedSlamTime]) { + break; + } + } + + if (EncodedSlamTime > 7) { + // The VRMs are too slow for this CPU. Set to max, and fire an error trap. + IDS_ERROR_TRAP; + EncodedSlamTime = 7; + } + + return (EncodedSlamTime); +} + + +/*---------------------------------------------------------------------------------------*/ +/** + * Disables the desired P-state. + * + * @CpuServiceMethod{::F_CPU_DISABLE_PSTATE}. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StateNumber The P-State to disable. + * @param[in] StdHeader Header for library and services + * + * @retval AGESA_SUCCESS Always succeeds. + */ +AGESA_STATUS +F10DisablePstate ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN UINT8 StateNumber, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT64 MsrRegister; + + ASSERT (StateNumber < NM_PS_REG); + LibAmdMsrRead (PS_REG_BASE + (UINT32) StateNumber, &MsrRegister, StdHeader); + ((PSTATE_MSR *) &MsrRegister)->PsEnable = 0; + LibAmdMsrWrite (PS_REG_BASE + (UINT32) StateNumber, &MsrRegister, StdHeader); + return (AGESA_SUCCESS); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Transitions the executing core to the desired P-state. + * + * @CpuServiceMethod{::F_CPU_TRANSITION_PSTATE}. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StateNumber The new P-State to make effective. + * @param[in] WaitForTransition True if the caller wants the transition completed upon return. + * @param[in] StdHeader Header for library and services + * + * @retval AGESA_SUCCESS Always Succeeds + */ +AGESA_STATUS +F10TransitionPstate ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN UINT8 StateNumber, + IN BOOLEAN WaitForTransition, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT64 MsrRegister; + + ASSERT (StateNumber < NM_PS_REG); + LibAmdMsrRead (PS_REG_BASE + (UINT32) StateNumber, &MsrRegister, StdHeader); + ASSERT (((PSTATE_MSR *) &MsrRegister)->PsEnable == 1); + LibAmdMsrRead (MSR_PSTATE_CTL, &MsrRegister, StdHeader); + ((PSTATE_CTRL_MSR *) &MsrRegister)->PstateCmd = (UINT64) StateNumber; + LibAmdMsrWrite (MSR_PSTATE_CTL, &MsrRegister, StdHeader); + if (WaitForTransition) { + do { + LibAmdMsrRead (MSR_PSTATE_STS, &MsrRegister, StdHeader); + } while (((PSTATE_STS_MSR *) &MsrRegister)->CurPstate != (UINT64) StateNumber); + } + return (AGESA_SUCCESS); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Determines the rate at which the executing core's time stamp counter is + * incrementing. + * + * @CpuServiceMethod{::F_CPU_GET_TSC_RATE}. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[out] FrequencyInMHz TSC actual frequency. + * @param[in] StdHeader Header for library and services. + * + * @return The most severe status of all called services + */ +AGESA_STATUS +F10GetTscRate ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + OUT UINT32 *FrequencyInMHz, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT64 MsrRegister; + PSTATE_CPU_FAMILY_SERVICES *FamilyServices; + + FamilyServices = NULL; + GetFeatureServicesOfCurrentCore (&PstateFamilyServiceTable, &FamilyServices, StdHeader); + ASSERT (FamilyServices != NULL); + + LibAmdMsrRead (0xC0010015, &MsrRegister, StdHeader); + if ((MsrRegister & 0x01000000) != 0) { + return (FamilyServices->GetPstateFrequency (FamilyServices, 0, FrequencyInMHz, StdHeader)); + } else { + return (FamilySpecificServices->GetCurrentNbFrequency (FamilySpecificServices, FrequencyInMHz, StdHeader)); + } +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Determines the NB clock on the desired node. + * + * @CpuServiceMethod{::F_CPU_GET_NB_FREQ}. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[out] FrequencyInMHz Northbridge clock frequency in MHz. + * @param[in] StdHeader Header for library and services. + * + * @return AGESA_SUCCESS FrequencyInMHz is valid. + */ +AGESA_STATUS +F10GetCurrentNbFrequency ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + OUT UINT32 *FrequencyInMHz, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 Socket; + UINT32 Module; + UINT32 Core; + UINT32 NbFid; + UINT32 PciRegister; + UINT64 MsrRegister; + PCI_ADDR PciAddress; + AGESA_STATUS ReturnCode; + + // get the local node ID + IdentifyCore (StdHeader, &Socket, &Module, &Core, &ReturnCode); + if (ReturnCode == AGESA_SUCCESS) { + GetPciAddress (StdHeader, Socket, Module, &PciAddress, &ReturnCode); + if (ReturnCode == AGESA_SUCCESS) { + PciAddress.Address.Function = FUNC_3; + PciAddress.Address.Register = CPTC0_REG; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + NbFid = ((CLK_PWR_TIMING_CTRL_REGISTER *) &PciRegister)->NbFid; + LibAmdMsrRead (MSR_COFVID_STS, &MsrRegister, StdHeader); + if (((COFVID_STS_MSR *) &MsrRegister)->CurNbDid == 0) { + *FrequencyInMHz = ((NbFid + 4) * 200); + } else { + *FrequencyInMHz = (((NbFid + 4) * 200) / 2); + } + } + } + return ReturnCode; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Initially launches the desired core to run from the reset vector. + * + * @CpuServiceMethod{::F_CPU_AP_INITIAL_LAUNCH}. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] SocketNum The Processor on which the core is to be launched + * @param[in] ModuleNum The Module in that processor containing that core + * @param[in] CoreNum The Core to launch + * @param[in] PrimaryCoreNum The id of the module's primary core. + * @param[in] StdHeader Header for library and services + * + * @retval TRUE The core was launched + * @retval FALSE The core was previously launched + */ +BOOLEAN +F10LaunchApCore ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN UINT32 SocketNum, + IN UINT32 ModuleNum, + IN UINT32 CoreNum, + IN UINT32 PrimaryCoreNum, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 NodeRelativeCoreNum; + UINT32 PciRegister; + PCI_ADDR PciAddress; + BOOLEAN LaunchFlag; + AGESA_STATUS Ignored; + + // Code Start + LaunchFlag = FALSE; + NodeRelativeCoreNum = CoreNum - PrimaryCoreNum; + GetPciAddress (StdHeader, SocketNum, ModuleNum, &PciAddress, &Ignored); + PciAddress.Address.Function = FUNC_0; + + switch (NodeRelativeCoreNum) { + case 0: + PciAddress.Address.Register = HT_INIT_CTRL; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + if ((PciRegister & HT_INIT_CTRL_REQ_DIS) != 0) { + PciRegister &= ~HT_INIT_CTRL_REQ_DIS; + LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader); + LaunchFlag = TRUE; + } else { + LaunchFlag = FALSE; + } + break; + + case 1: + PciAddress.Address.Register = HT_TRANS_CTRL; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + if ((PciRegister & HT_TRANS_CTRL_CPU1_EN) == 0) { + PciRegister |= HT_TRANS_CTRL_CPU1_EN; + LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader); + LaunchFlag = TRUE; + } else { + LaunchFlag = FALSE; + } + break; + + case 2: + PciAddress.Address.Register = ECS_HT_TRANS_CTRL; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + + if ((PciRegister & ECS_HT_TRANS_CTRL_CPU2_EN) == 0) { + PciRegister |= ECS_HT_TRANS_CTRL_CPU2_EN; + LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, + StdHeader); + LaunchFlag = TRUE; + } else { + LaunchFlag = FALSE; + } + break; + + case 3: + PciAddress.Address.Register = ECS_HT_TRANS_CTRL; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + if ((PciRegister & ECS_HT_TRANS_CTRL_CPU3_EN) == 0) { + PciRegister |= ECS_HT_TRANS_CTRL_CPU3_EN; + LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader); + LaunchFlag = TRUE; + } else { + LaunchFlag = FALSE; + } + break; + + case 4: + PciAddress.Address.Register = ECS_HT_TRANS_CTRL; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + if ((PciRegister & ECS_HT_TRANS_CTRL_CPU4_EN) == 0) { + PciRegister |= ECS_HT_TRANS_CTRL_CPU4_EN; + LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader); + LaunchFlag = TRUE; + } else { + LaunchFlag = FALSE; + } + break; + + case 5: + PciAddress.Address.Register = ECS_HT_TRANS_CTRL; + LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader); + if ((PciRegister & ECS_HT_TRANS_CTRL_CPU5_EN) == 0) { + PciRegister |= ECS_HT_TRANS_CTRL_CPU5_EN; + LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader); + LaunchFlag = TRUE; + } else { + LaunchFlag = FALSE; + } + break; + + + default: + break; + } + + return (LaunchFlag); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Get CPU Specific Platform Type Info. + * + * @CpuServiceMethod{::F_CPU_GET_PLATFORM_TYPE_SPECIFIC_INFO}. + * + * This function returns Returns the platform features. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in,out] Features The Features supported by this platform. + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * + * @retval AGESA_SUCCESS Always succeeds. + */ +AGESA_STATUS +F10GetPlatformTypeSpecificInfo ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN OUT PLATFORM_FEATS *Features, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + return (AGESA_SUCCESS); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Provide the features of the next HT link. + * + * @CpuServiceMethod{::F_GET_NEXT_HT_LINK_FEATURES}. + * + * This method is different than the HT Phy Features method, because for the phy registers + * sublink 1 matches and should be programmed if the link is ganged but for PCI config + * registers sublink 1 is reserved if the link is ganged. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in,out] Link Initially zero, each call returns the link number; + * caller passes it back unmodified each call. + * @param[in,out] LinkBase Initially the PCI bus, device, function=0, offset=0; + * Each call returns the HT Host Capability function and offset; + * Caller may use it to access registers, but must @b not modify it; + * Each new call passes the previous value as input. + * @param[out] HtHostFeats The link's features. + * @param[in] StdHeader Standard Head Pointer + * + * @retval TRUE Valid link and features found. + * @retval FALSE No more links. + */ +BOOLEAN +F10GetNextHtLinkFeatures ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN OUT UINTN *Link, + IN OUT PCI_ADDR *LinkBase, + OUT HT_HOST_FEATS *HtHostFeats, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + PCI_ADDR PciAddress; + UINT32 RegValue; + UINT32 ExtendedFreq; + UINTN LinkOffset; + BOOLEAN Result; + + ASSERT (FamilySpecificServices != NULL); + + // No features present unless link is good and connected. + HtHostFeats->HtHostValue = 0; + + Result = TRUE; + + // Find next link. + if (LinkBase->Address.Register == 0) { + // Beginning iteration now. + LinkBase->Address.Register = HT_CAPABILITIES_POINTER; + LibAmdPciReadBits (*LinkBase, 7, 0, &RegValue, StdHeader); + } else { + // Get next link offset. + LibAmdPciReadBits (*LinkBase, 15, 8, &RegValue, StdHeader); + } + if (RegValue == 0) { + // Are we at the end? Check if we can move to another function. + if (LinkBase->Address.Function == 0) { + LinkBase->Address.Function = 4; + LinkBase->Address.Register = HT_CAPABILITIES_POINTER; + LibAmdPciReadBits (*LinkBase, 7, 0, &RegValue, StdHeader); + } + } + + if (RegValue != 0) { + // Not at end, process the found link. + LinkBase->Address.Register = RegValue; + // Compute link number + *Link = (((LinkBase->Address.Function == 4) ? 4 : 0) + ((LinkBase->Address.Register - 0x80) >> 5)); + + // Handle pending link power off, check End of Chain, Xmit Off. + PciAddress = *LinkBase; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_CONTROL_REG_OFFSET; + LibAmdPciReadBits (PciAddress, 7, 6, &RegValue, StdHeader); + if (RegValue == 0) { + // Check coherency (HTHOST_LINK_TYPE_REG = 0x18) + PciAddress = *LinkBase; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_TYPE_REG_OFFSET; + LibAmdPciReadBits (PciAddress, 4, 0, &RegValue, StdHeader); + if (RegValue == 3) { + HtHostFeats->HtHostFeatures.Coherent = 1; + } else if (RegValue == 7) { + HtHostFeats->HtHostFeatures.NonCoherent = 1; + } + } + + // If link was not connected, don't check other attributes, make sure + // to return zero, no match. + if ((HtHostFeats->HtHostFeatures.Coherent == 1) || (HtHostFeats->HtHostFeatures.NonCoherent == 1)) { + // Check gen3 + PciAddress = *LinkBase; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_EXTENDED_FREQ; + LibAmdPciRead (AccessWidth32, PciAddress, &ExtendedFreq, StdHeader); + PciAddress = *LinkBase; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_FREQ_OFFSET; + LibAmdPciRead (AccessWidth32, PciAddress, &RegValue, StdHeader); + RegValue = (((ExtendedFreq & 0x1) << 4) | ((RegValue & 0x00000F00) >> 8)); + if (RegValue > 6) { + HtHostFeats->HtHostFeatures.Ht3 = 1; + } else { + HtHostFeats->HtHostFeatures.Ht1 = 1; + } + // Check ganged. Must check the bit for sublink 0. + LinkOffset = (*Link > 3) ? ((*Link - 4) * 4) : (*Link * 4); + PciAddress = *LinkBase; + PciAddress.Address.Function = 0; + PciAddress.Address.Register = ((UINT32)LinkOffset + 0x170); + LibAmdPciReadBits (PciAddress, 0, 0, &RegValue, StdHeader); + if (RegValue == 0) { + HtHostFeats->HtHostFeatures.UnGanged = 1; + } else { + if (*Link < 4) { + HtHostFeats->HtHostFeatures.Ganged = 1; + } else { + // If this is a sublink 1 but it will be ganged, clear all features. + HtHostFeats->HtHostValue = 0; + } + } + } + } else { + // End of links. + Result = FALSE; + } + return Result; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Checks to see if the HT phy register table entry should be applied + * + * @CpuServiceMethod{::F_NEXT_LINK_HAS_HTFPY_FEATS}. + * + * Find the next link which matches, if any. + * This method will match for sublink 1 if the link is ganged and sublink 0 matches. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in,out] HtHostCapability Initially the PCI bus, device, function=0, offset=0; + * Each call returns the HT Host Capability function and offset; + * Caller may use it to access registers, but must @b not modify it; + * Each new call passes the previous value as input. + * @param[in,out] Link Initially zero, each call returns the link number; caller passes it back unmodified each call. + * @param[in] HtPhyLinkType Link type field from a register table entry to compare against + * @param[out] MatchedSublink1 TRUE: It is actually just sublink 1 that matches, FALSE: any other condition. + * @param[out] Frequency0 The frequency of sublink0 (200 MHz if not connected). + * @param[out] Frequency1 The frequency of sublink1 (200 MHz if not connected). + * @param[in] StdHeader Standard Head Pointer + * + * @retval TRUE Link matches + * @retval FALSE No more links + * + */ +BOOLEAN +F10NextLinkHasHtPhyFeats ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN OUT PCI_ADDR *HtHostCapability, + IN OUT UINT32 *Link, + IN HT_PHY_LINK_FEATS *HtPhyLinkType, + OUT BOOLEAN *MatchedSublink1, + OUT HT_FREQUENCIES *Frequency0, + OUT HT_FREQUENCIES *Frequency1, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 RegValue; + UINT32 ExtendedFreq; + PCI_ADDR PciAddress; + PCI_ADDR SubLink1Address; + HT_PHY_LINK_FEATS LinkType; + BOOLEAN IsReallyCheckingBoth; + BOOLEAN IsFound; + BOOLEAN Result; + + ASSERT (*Link < 4); + ASSERT (HtPhyLinkType != NULL); + // error checks: No unknown link type bits set and not a "match none" + ASSERT ((HtPhyLinkType->HtPhyLinkValue & ~(HTPHY_LINKTYPE_ALL)) == 0); + ASSERT (HtPhyLinkType->HtPhyLinkValue != 0); + + Result = FALSE; + IsFound = FALSE; + while (!IsFound) { + *Frequency0 = 0; + *Frequency1 = 0; + IsReallyCheckingBoth = FALSE; + *MatchedSublink1 = FALSE; + LinkType.HtPhyLinkValue = 0; + + // Find next link. + PciAddress = *HtHostCapability; + if (PciAddress.Address.Register == 0) { + // Beginning iteration now. + PciAddress.Address.Register = HT_CAPABILITIES_POINTER; + LibAmdPciReadBits (PciAddress, 7, 0, &RegValue, StdHeader); + } else { + // Get next link offset. + LibAmdPciReadBits (PciAddress, 15, 8, &RegValue, StdHeader); + } + if (RegValue != 0) { + HtHostCapability->Address.Register = RegValue; + // Compute link number of this sublink pair (so we don't need to account for function). + *Link = ((HtHostCapability->Address.Register - 0x80) >> 5); + + // Set the link indicators. This assumes each sublink set is contiguous, that is, links 3, 2, 1, 0 and 7, 6, 5, 4. + LinkType.HtPhyLinkValue |= (HTPHY_LINKTYPE_SL0_LINK0 << *Link); + LinkType.HtPhyLinkValue |= (HTPHY_LINKTYPE_SL1_LINK4 << *Link); + + // if ganged, don't read sublink 1, but use sublink 0 to check. + SubLink1Address = *HtHostCapability; + + // Check ganged. Since we got called for sublink 0, sublink 1 is implemented also, + // but only access it if it is also unganged. + PciAddress = *HtHostCapability; + PciAddress.Address.Function = 0; + PciAddress.Address.Register = ((*Link * 4) + 0x170); + LibAmdPciRead (AccessWidth32, PciAddress, &RegValue, StdHeader); + RegValue = (RegValue & 0x01); + if (RegValue == 0) { + // Then really read sublink1, rather than using sublink0 + SubLink1Address.Address.Function = 4; + IsReallyCheckingBoth = TRUE; + } + + // Checks for Sublink 0 + + // Handle pending link power off, check End of Chain, Xmit Off. + PciAddress = *HtHostCapability; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_CONTROL_REG_OFFSET; + LibAmdPciReadBits (PciAddress, 7, 6, &RegValue, StdHeader); + if (RegValue == 0) { + // Check coherency (HTHOST_LINK_TYPE_REG = 0x18) + PciAddress = *HtHostCapability; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_TYPE_REG_OFFSET; + LibAmdPciRead (AccessWidth32, PciAddress, &RegValue, StdHeader); + if ((RegValue & 0x1F) == 3) { + LinkType.HtPhyLinkFeatures.HtPhySL0Coh = 1; + } else if ((RegValue & 0x1F) == 7) { + LinkType.HtPhyLinkFeatures.HtPhySL0NonCoh = 1; + } + } + + // If link was not connected, don't check other attributes, make sure + // to return zero, no match. (Phy may be powered off.) + if ((LinkType.HtPhyLinkFeatures.HtPhySL0Coh) || (LinkType.HtPhyLinkFeatures.HtPhySL0NonCoh)) { + // Check gen3 + PciAddress = *HtHostCapability; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_EXTENDED_FREQ; + LibAmdPciRead (AccessWidth32, PciAddress, &ExtendedFreq, StdHeader); + PciAddress = *HtHostCapability; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_FREQ_OFFSET; + LibAmdPciRead (AccessWidth32, PciAddress, &RegValue, StdHeader); + RegValue = (((ExtendedFreq & 0x1) << 4) | ((RegValue & 0x00000F00) >> 8)); + *Frequency0 = RegValue; + if (RegValue > 6) { + LinkType.HtPhyLinkFeatures.HtPhySL0Ht3 = 1; + } else { + LinkType.HtPhyLinkFeatures.HtPhySL0Ht1 = 1; + } + } else { + LinkType.HtPhyLinkValue &= ~(HTPHY_LINKTYPE_SL0_ALL); + } + + // Checks for Sublink 1 + // Handle pending link power off, check End of Chain, Xmit Off. + PciAddress = SubLink1Address; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_CONTROL_REG_OFFSET; + LibAmdPciReadBits (PciAddress, 7, 6, &RegValue, StdHeader); + if (RegValue == 0) { + // Check coherency (HTHOST_LINK_TYPE_REG = 0x18) + PciAddress = SubLink1Address; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_TYPE_REG_OFFSET; + LibAmdPciRead (AccessWidth32, PciAddress, &RegValue, StdHeader); + if ((RegValue & 0x1F) == 3) { + LinkType.HtPhyLinkFeatures.HtPhySL1Coh = 1; + } else if ((RegValue & 0x1F) == 7) { + LinkType.HtPhyLinkFeatures.HtPhySL1NonCoh = 1; + } + } + + if ((LinkType.HtPhyLinkFeatures.HtPhySL1Coh) || (LinkType.HtPhyLinkFeatures.HtPhySL1NonCoh)) { + // Check gen3 + PciAddress = SubLink1Address; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_EXTENDED_FREQ; + LibAmdPciRead (AccessWidth32, PciAddress, &ExtendedFreq, StdHeader); + PciAddress = SubLink1Address; + PciAddress.Address.Register = PciAddress.Address.Register + HT_LINK_FREQ_OFFSET; + LibAmdPciRead (AccessWidth32, PciAddress, &RegValue, StdHeader); + RegValue = (((ExtendedFreq & 0x1) << 4) | ((RegValue & 0x00000F00) >> 8)); + *Frequency1 = RegValue; + if (RegValue > 6) { + LinkType.HtPhyLinkFeatures.HtPhySL1Ht3 = 1; + } else { + LinkType.HtPhyLinkFeatures.HtPhySL1Ht1 = 1; + } + } else { + LinkType.HtPhyLinkValue &= ~(HTPHY_LINKTYPE_SL1_ALL); + } + + // For Deemphasis checking, indicate whether it was actually sublink 1 that matched. + // If the link is ganged or only sublink 0 matched, or the link features didn't match, this is false. + if ((LinkType.HtPhyLinkValue & HtPhyLinkType->HtPhyLinkValue) != 0) { + if (IsReallyCheckingBoth && + (((LinkType.HtPhyLinkValue & HtPhyLinkType->HtPhyLinkValue) & (HTPHY_LINKTYPE_SL1_ALL)) != 0)) { + *MatchedSublink1 = TRUE; + } + Result = TRUE; // Link matches at least one of the desired characteristics + IsFound = TRUE; + } else { + // Go to next link + } + } else { + // No more links + IsFound = TRUE; + } + } + return Result; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Applies an HT Phy read-modify-write based on an HT Phy register table entry. + * + * @CpuServiceMethod{::F_SET_HT_PHY_REGISTER}. + * + * This function performs the necessary sequence of PCI reads, writes, and waits + * necessary to program an HT Phy register. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] HtPhyEntry HT Phy register table entry to apply + * @param[in] CapabilitySet The link's HT Host base address. + * @param[in] Link Zero based, node, link number (not package link). + * @param[in] StdHeader Config handle for library and services + * + */ +VOID +F10SetHtPhyRegister ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN HT_PHY_TYPE_ENTRY_DATA *HtPhyEntry, + IN PCI_ADDR CapabilitySet, + IN UINT32 Link, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 Temp; + UINT32 PhyReg; + PCI_ADDR PhyBase; + + // Determine the PCI config address of the HT Phy portal + PhyBase = CapabilitySet; + PhyBase.Address.Function = FUNC_4; + PhyBase.Address.Register = ((Link << 3) + REG_HT4_PHY_OFFSET_BASE_4X180); + + LibAmdPciRead (AccessWidth32, PhyBase, &PhyReg, StdHeader); + + // Handle direct map registers if needed + PhyReg &= ~(HTPHY_DIRECT_OFFSET_MASK); + if (HtPhyEntry->Address > 0x1FF) { + PhyReg |= HTPHY_DIRECT_MAP; + } + + PhyReg |= (HtPhyEntry->Address); + // Ask the portal to read the HT Phy Register contents + LibAmdPciWrite (AccessWidth32, PhyBase, &PhyReg, StdHeader); + do + { + LibAmdPciRead (AccessWidth32, PhyBase, &Temp, StdHeader); + } while (!(Temp & HTPHY_IS_COMPLETE_MASK)); + + // Get the current register contents and do the update requested by the table + PhyBase.AddressValue += 4; + LibAmdPciRead (AccessWidth32, PhyBase, &Temp, StdHeader); + Temp &= ~(HtPhyEntry->Mask); + Temp |= (HtPhyEntry->Data); + LibAmdPciWrite (AccessWidth32, PhyBase, &Temp, StdHeader); + + PhyBase.AddressValue -= 4; + // Ask the portal to write our updated value to the HT Phy + PhyReg |= HTPHY_WRITE_CMD; + LibAmdPciWrite (AccessWidth32, PhyBase, &PhyReg, StdHeader); + do + { + LibAmdPciRead (AccessWidth32, PhyBase, &Temp, StdHeader); + } while (!(Temp & HTPHY_IS_COMPLETE_MASK)); +} + + |