diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x10/cpuF10Pstate.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x10/cpuF10Pstate.c | 894 |
1 files changed, 0 insertions, 894 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x10/cpuF10Pstate.c b/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x10/cpuF10Pstate.c deleted file mode 100644 index c8b54e2e94..0000000000 --- a/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x10/cpuF10Pstate.c +++ /dev/null @@ -1,894 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * AMD Family_10 Pstate feature support functions. - * - * Provides the functions necessary to initialize the Pstate feature. - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: CPU/F10 - * @e \$Revision: 56279 $ @e \$Date: 2011-07-11 13:11:28 -0600 (Mon, 11 Jul 2011) $ - * - */ -/* - ****************************************************************************** - * - * Copyright (C) 2012 Advanced Micro Devices, Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Advanced Micro Devices, Inc. nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************** - */ - -/*---------------------------------------------------------------------------------------- - * M O D U L E S U S E D - *---------------------------------------------------------------------------------------- - */ -#include "AGESA.h" -#include "amdlib.h" -#include "GeneralServices.h" -#include "cpuPstateTables.h" -#include "Table.h" -#include "cpuFamilyTranslation.h" -#include "cpuFamRegisters.h" -#include "cpuF10Utilities.h" -#include "cpuF10PowerMgmt.h" -#include "CommonReturns.h" -#include "OptionMultiSocket.h" -#include "Filecode.h" -CODE_GROUP (G1_PEICC) -RDATA_GROUP (G2_PEI) - -#define FILECODE PROC_CPU_FAMILY_0X10_CPUF10PSTATE_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 - *---------------------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------------------- - * 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 - *---------------------------------------------------------------------------------------- - */ - -AGESA_STATUS -F10GetPstateTransLatency ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN PSTATE_LEVELING *PStateLevelingBufferStructPtr, - IN PCI_ADDR *PciAddress, - OUT UINT32 *TransitionLatency, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -AGESA_STATUS -F10GetPstateFrequency ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN UINT8 StateNumber, - OUT UINT32 *FrequencyInMHz, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -AGESA_STATUS -F10PstateLevelingCoreMsrModify ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN S_CPU_AMD_PSTATE *CpuAmdPState, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -AGESA_STATUS -F10GetPstatePower ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN UINT8 StateNumber, - OUT UINT32 *PowerInMw, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -AGESA_STATUS -F10GetPstateMaxState ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - OUT UINT32 *MaxPStateNumber, - OUT UINT8 *NumberOfBoostStates, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -AGESA_STATUS -F10GetPstateRegisterInfo ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN UINT32 PState, - OUT BOOLEAN *PStateEnabled, - IN OUT UINT32 *IddVal, - IN OUT UINT32 *IddDiv, - OUT UINT32 *SwPstateNumber, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -VOID -STATIC -F10GetPowerStepValueInTime ( - IN OUT UINT32 *PowerStepPtr - ); - -VOID -STATIC -F10GetPllValueInTime ( - IN OUT UINT32 *PllLockTimePtr - ); - -AGESA_STATUS -STATIC -F10GetFrequencyXlatRegInfo ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN UINT8 PStateNumber, - IN UINT32 Frequency, - OUT UINT32 *CpuFidPtr, - OUT UINT32 *CpuDidPtr1, - OUT UINT32 *CpuDidPtr2, - IN AMD_CONFIG_PARAMS *StdHeader - ); - -/*---------------------------------------------------------------------------------------- - * E X P O R T E D F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ -extern BUILD_OPT_CFG UserOptions; -extern OPTION_MULTISOCKET_CONFIGURATION OptionMultiSocketConfiguration; -/*---------------------------------------------------------------------------------------*/ -/** - * Family specific call to check if Pstate PSD is dependent. - * - * @param[in] PstateCpuServices Pstate CPU services. - * @param[in,out] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - * @retval TRUE PSD is dependent. - * @retval FALSE PSD is independent. - * - */ -BOOLEAN -STATIC -F10IsPstatePsdDependent ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN OUT PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - CPU_LOGICAL_ID CpuLogicalId; - PLATFORM_FEATS Features; - - // Initialize the union - Features.PlatformValue = 0; - GetLogicalIdOfCurrentCore (&CpuLogicalId, StdHeader); - GetPlatformFeatures (&Features, PlatformConfig, StdHeader); - - // - // RevC and later Single link has PSD option, default is dependent. - // If multi-link, always return independent. - // - if ((Features.PlatformFeatures.PlatformSingleLink) && ((CpuLogicalId.Revision & AMD_F10_GT_Bx) != 0)) { - if (PlatformConfig->ForcePstateIndependent) { - return FALSE; - } - return TRUE; - } - return FALSE; -} - -/** - * Family specific call to set core TscFreqSel. - * - * @param[in] PstateCpuServices Pstate CPU services. - * @param[in] StdHeader Config Handle for library, services. - * - */ -VOID -STATIC -F10SetTscFreqSel ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT64 MsrValue; - - LibAmdMsrRead (MSR_HWCR, &MsrValue, StdHeader); - if (UserOptions.OptionMultisocket) { - // - // If Agesa need to do p-state leveling on multi-socket, changing the P0 - // frequency after setting this bit has no effect on the TSC rate. - // - ASSERT ((MsrValue & BIT24) == 0); - } - MsrValue = MsrValue | BIT24; - LibAmdMsrWrite (MSR_HWCR, &MsrValue, StdHeader); -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Family specific call to get Pstate Transition Latency. - * - * Calculate TransitionLatency by power step value and pll value. - * - * @param[in] PstateCpuServices Pstate CPU services. - * @param[in] PStateLevelingBufferStructPtr Pstate row data buffer pointer - * @param[in] PciAddress Pci address - * @param[out] TransitionLatency The transition latency. - * @param[in] StdHeader Header for library and services - * - * @retval AGESA_SUCCESS Always succeeds. - */ -AGESA_STATUS -F10GetPstateTransLatency ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN PSTATE_LEVELING *PStateLevelingBufferStructPtr, - IN PCI_ADDR *PciAddress, - OUT UINT32 *TransitionLatency, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 TempVar_b; - UINT32 TempVar_c; - UINT32 TempVar_d; - UINT32 TempVar8_a; - UINT32 TempVar8_b; - UINT32 Ignored; - UINT32 k; - UINT32 CpuFidSameFlag; - UINT8 PStateMaxValueOnCurrentCore; - UINT32 TransAndBusMastLatency; - - CpuFidSameFlag = 1; - - F10GetFrequencyXlatRegInfo ( - PstateCpuServices, - 0, - PStateLevelingBufferStructPtr->PStateCoreStruct[0].PStateStruct[0].CoreFreq, - &TempVar_b, - &TempVar_c, - &Ignored, - StdHeader - ); - - TempVar_d = TempVar_b; - PStateMaxValueOnCurrentCore = PStateLevelingBufferStructPtr->PStateCoreStruct[0].PStateMaxValue; - - // - //Check if MSRC001_00[68:64][CpuFid] is the same value for all P-states where - //MSRC001_00[68:64][PstateEn]=1 - // - for (k = 1; k <= PStateMaxValueOnCurrentCore; k++) { - if (PStateLevelingBufferStructPtr->PStateCoreStruct[0].PStateStruct[k].PStateEnable != 0) { - F10GetFrequencyXlatRegInfo ( - PstateCpuServices, - (UINT8) k, - PStateLevelingBufferStructPtr->PStateCoreStruct[0].PStateStruct[k].CoreFreq, - &TempVar_b, - &TempVar_c, - &Ignored, - StdHeader - ); - } - - if (TempVar_d != TempVar_b) { - CpuFidSameFlag = 0; - break; - } - } - - PciAddress->Address.Register = 0xD4; - PciAddress->Address.Function = FUNC_3; - LibAmdPciRead (AccessWidth32, *PciAddress, &TempVar_d, StdHeader); - - // PowerStepDown - Bits 20:23 - TempVar8_a = (TempVar_d & 0x00F00000) >> 20; - - // PowerStepUp - Bits 24:27 - TempVar8_b = (TempVar_d & 0x0F000000) >> 24; - - // Convert the raw numbers in TempVar8_a and TempVar8_b into time - F10GetPowerStepValueInTime (&TempVar8_a); - F10GetPowerStepValueInTime (&TempVar8_b); - - // - //(12 * (F3xD4[PowerStepDown] + F3xD4[PowerStepUp]) /1000) us - // - TransAndBusMastLatency = - (12 * (TempVar8_a + TempVar8_b) + 999) / 1000; - - if (CpuFidSameFlag == 0) { - // - //+ F3xA0[PllLockTime] - // - PciAddress->Address.Register = 0xA0; - LibAmdPciRead (AccessWidth32, *PciAddress, &TempVar_d, StdHeader); - - TempVar8_a = (0x00003800 & TempVar_d) >> 11; - F10GetPllValueInTime (&TempVar8_a); - TransAndBusMastLatency += TempVar8_a; - } - - *TransitionLatency = TransAndBusMastLatency; - - return (AGESA_SUCCESS); -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Family specific call to calculates the frequency in megahertz of the desired P-state. - * - * @param[in] PstateCpuServices Pstate CPU services. - * @param[in] StateNumber The P-State to analyze. - * @param[out] FrequencyInMHz The P-State's frequency in MegaHertz - * @param[in] StdHeader Header for library and services - * - * @retval AGESA_SUCCESS Always Succeeds. - */ -AGESA_STATUS -F10GetPstateFrequency ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN UINT8 StateNumber, - OUT UINT32 *FrequencyInMHz, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT8 TempValue; - UINT32 CpuDid; - UINT32 CpuFid; - UINT64 LocalMsrRegister; - - ASSERT (StateNumber < NM_PS_REG); - LibAmdMsrRead (PS_REG_BASE + (UINT32) StateNumber, &LocalMsrRegister, StdHeader); - ASSERT (((PSTATE_MSR *) &LocalMsrRegister)->PsEnable == 1); - CpuDid = (UINT32) (((PSTATE_MSR *) &LocalMsrRegister)->CpuDid); - CpuFid = (UINT32) (((PSTATE_MSR *) &LocalMsrRegister)->CpuFid); - - switch (CpuDid) { - case 0: - TempValue = 1; - break; - case 1: - TempValue = 2; - break; - case 2: - TempValue = 4; - break; - case 3: - TempValue = 8; - break; - case 4: - TempValue = 16; - break; - default: - // CpuDid is set to an undefined value. This is due to either a misfused CPU, or - // an invalid P-state MSR write. - ASSERT (FALSE); - TempValue = 1; - break; - } - *FrequencyInMHz = (100 * (CpuFid + 0x10) / TempValue); - return (AGESA_SUCCESS); -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Family specific call to sets the Pstate MSR to each APs base on Pstate Buffer. - * - * @param[in] PstateCpuServices Pstate CPU services. - * @param[in] CpuAmdPState Gathered P-state data structure for whole system. - * @param[in] StdHeader Config for library and services. - * - * @retval AGESA_SUCCESS Always succeeds. - * - */ -AGESA_STATUS -F10PstateLevelingCoreMsrModify ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN S_CPU_AMD_PSTATE *CpuAmdPState, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 i; - UINT32 Ignored; - UINT32 k; - UINT32 TempVar_d; - UINT32 TempVar_e; - UINT32 TempVar_f; - UINT32 LogicalSocketCount; - UINT32 LocalPciRegister; - UINT32 Socket; - UINT32 Module; - UINT32 Core; - UINT64 MsrValue; - AGESA_STATUS Status; - PSTATE_LEVELING *PStateBufferPtr; - PSTATE_LEVELING *PStateBufferPtrTmp; - S_CPU_AMD_PSTATE *CpuAmdPstatePtr; - PCI_ADDR PciAddress; - CPU_SPECIFIC_SERVICES *FamilySpecificServices; - - GetCpuServicesOfCurrentCore ((CONST CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader); - ASSERT (FamilySpecificServices != NULL); - - Ignored = 0; - CpuAmdPstatePtr = (S_CPU_AMD_PSTATE *) CpuAmdPState; - PStateBufferPtrTmp = CpuAmdPstatePtr->PStateLevelingStruc; - PStateBufferPtr = CpuAmdPstatePtr->PStateLevelingStruc; - LogicalSocketCount = CpuAmdPstatePtr->TotalSocketInSystem; - PciAddress.AddressValue = 0; - - // - //Try to find the Pstate buffer specific to this core(socket). - // - IdentifyCore (StdHeader, &Socket, &Module, &Core, &Status); - for (i = 0; i < LogicalSocketCount; i++) { - CpuGetPStateLevelStructure (&PStateBufferPtrTmp, CpuAmdPstatePtr, i, StdHeader); - if (PStateBufferPtrTmp->SocketNumber == Socket) { - break; - } - } - - if (PStateBufferPtr[0].OnlyOneEnabledPState) { - // - //If all processors have only 1 enabled P-state, the following sequence should be performed on all cores: - // - - //1. Write the appropriate CpuFid value resulting from the matched CPU COF to MSRC001_0064[CpuFid]. - LibAmdMsrRead (MSR_PSTATE_0, &MsrValue, StdHeader); - Status = F10GetFrequencyXlatRegInfo (PstateCpuServices, 0, PStateBufferPtrTmp->PStateCoreStruct[0].PStateStruct[0].CoreFreq, &TempVar_d, &TempVar_e, &Ignored, StdHeader); - // Bits 5:0 - ((PSTATE_MSR *) &MsrValue)->CpuFid = TempVar_d; - // Bits 8:6 - ((PSTATE_MSR *) &MsrValue)->CpuDid = TempVar_e; - // Bits 39:32 - ((PSTATE_MSR *) &MsrValue)->IddValue = PStateBufferPtrTmp->PStateCoreStruct[0].PStateStruct[0].IddValue; - // Bits 41:40 - ((PSTATE_MSR *) &MsrValue)->IddDiv = PStateBufferPtrTmp->PStateCoreStruct[0].PStateStruct[0].IddDiv; - // Enable the P-State - ((PSTATE_MSR *) &MsrValue)->PsEnable = 1; - LibAmdMsrWrite (MSR_PSTATE_0, &MsrValue, StdHeader); - - //2. Copy MSRC001_0064 to MSRC001_0065. - LibAmdMsrWrite (MSR_PSTATE_1, &MsrValue, StdHeader); - - //3. Write 001b to F3xDC[PstatemaxVal]. - GetPciAddress (StdHeader, Socket, Module, &PciAddress, &Status); - PciAddress.Address.Register = CPTC2_REG; - PciAddress.Address.Function = FUNC_3; - LibAmdPciRead (AccessWidth32, PciAddress, &LocalPciRegister, StdHeader); - ((CLK_PWR_TIMING_CTRL2_REGISTER *) &LocalPciRegister)->PstateMaxVal = 1; - LibAmdPciWrite (AccessWidth32, PciAddress, &LocalPciRegister, StdHeader); - - //4. Write 001b to MSRC001_0062[PstateCmd]. - FamilySpecificServices->TransitionPstate (FamilySpecificServices, (UINT8) 1, (BOOLEAN) FALSE, StdHeader); - - //5. Wait for MSRC001_0071[CurCpuFid] = MSRC001_0065[CpuFid]. - do { - LibAmdMsrRead (MSR_COFVID_STS, &MsrValue, StdHeader); - } while (((COFVID_STS_MSR *) &MsrValue)->CurCpuFid != TempVar_d); - - //6. Write 000b to MSRC001_0062[PstateCmd]. - FamilySpecificServices->TransitionPstate (FamilySpecificServices, (UINT8) 0, (BOOLEAN) FALSE, StdHeader); - - //7. Wait for MSRC001_0071[CurCpuFid] = MSRC001_0064[CpuFid]. - do { - LibAmdMsrRead (MSR_COFVID_STS, &MsrValue, StdHeader); - } while (((COFVID_STS_MSR *) &MsrValue)->CurCpuFid != TempVar_d); - - //8. Write 0b to MSRC001_0065[PstateEn]. - LibAmdMsrRead (MSR_PSTATE_1, &MsrValue, StdHeader); - ((PSTATE_MSR *) &MsrValue)->PsEnable = 0; - LibAmdMsrWrite (MSR_PSTATE_1, &MsrValue, StdHeader); - - //9. Write 000b to F3xDC[PstateMaxVal] and exit the sequence (no further steps are required). - LibAmdPciRead (AccessWidth32, PciAddress, &LocalPciRegister, StdHeader); - ((CLK_PWR_TIMING_CTRL2_REGISTER *) &LocalPciRegister)->PstateMaxVal = 0; - LibAmdPciWrite (AccessWidth32, PciAddress, &LocalPciRegister, StdHeader); - - } else { - TempVar_f = MSR_PSTATE_0; - - for (k = 0; k <= PStateBufferPtrTmp->PStateCoreStruct[0].PStateMaxValue; k++, TempVar_f++) { - // If pState is not disabled then do update - LibAmdMsrRead (TempVar_f, &MsrValue, StdHeader); - - if (PStateBufferPtrTmp->PStateCoreStruct[0].PStateStruct[k].PStateEnable == 1) { - Status = F10GetFrequencyXlatRegInfo (PstateCpuServices, (UINT8) k, PStateBufferPtrTmp->PStateCoreStruct[0].PStateStruct[k].CoreFreq, &TempVar_d, &TempVar_e, &Ignored, StdHeader); - if (Status != AGESA_ERROR) { - // Bits 5:0 - ((PSTATE_MSR *) &MsrValue)->CpuFid = TempVar_d; - // Bits 8:6 - ((PSTATE_MSR *) &MsrValue)->CpuDid = TempVar_e; - } - - // Bits 39:32 - ((PSTATE_MSR *) &MsrValue)->IddValue = PStateBufferPtrTmp->PStateCoreStruct[0].PStateStruct[k].IddValue; - // Bits 41:40 - ((PSTATE_MSR *) &MsrValue)->IddDiv = PStateBufferPtrTmp->PStateCoreStruct[0].PStateStruct[k].IddDiv; - // Enable the P-State - ((PSTATE_MSR *) &MsrValue)->PsEnable = 1; - LibAmdMsrWrite (TempVar_f, &MsrValue, StdHeader); - } else { - // Disable the P-State - ((PSTATE_MSR *) &MsrValue)->PsEnable = 0; - LibAmdMsrWrite (TempVar_f, &MsrValue, StdHeader); - } - } - } - return AGESA_SUCCESS; -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Family specific call to calculates the power in milliWatts of the desired P-state. - * - * @param[in] PstateCpuServices Pstate CPU services. - * @param[in] StateNumber Which P-state to analyze - * @param[out] PowerInMw The Power in milliWatts of that P-State - * @param[in] StdHeader Header for library and services - * - * @retval AGESA_SUCCESS Always succeeds. - */ -AGESA_STATUS -F10GetPstatePower ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN UINT8 StateNumber, - OUT UINT32 *PowerInMw, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 CpuVid; - UINT32 IddValue; - UINT32 IddDiv; - BOOLEAN PviFlag; - UINT32 V_x10000; - UINT32 Power; - PCI_ADDR PciAddress; - UINT32 TempVar_a; - UINT64 LocalMsrRegister; - - ASSERT (StateNumber < NM_PS_REG); - LibAmdMsrRead (PS_REG_BASE + (UINT32) StateNumber, &LocalMsrRegister, StdHeader); - ASSERT (((PSTATE_MSR *) &LocalMsrRegister)->PsEnable == 1); - CpuVid = (UINT32) (((PSTATE_MSR *) &LocalMsrRegister)->CpuVid); - IddValue = (UINT32) (((PSTATE_MSR *) &LocalMsrRegister)->IddValue); - IddDiv = (UINT32) (((PSTATE_MSR *) &LocalMsrRegister)->IddDiv); - - OptionMultiSocketConfiguration.GetCurrPciAddr (&PciAddress, StdHeader); - - PciAddress.Address.Function = FUNC_3; - PciAddress.Address.Register = POWER_CTRL_MISCELLANEOUS_REG; - LibAmdPciRead (AccessWidth32, PciAddress, &TempVar_a, StdHeader); - if ((TempVar_a & 0x00000100) != 0) { - PviFlag = TRUE; - } else { - PviFlag = FALSE; - } - if (PviFlag) { - // Set CpuVid value in case CPU is in PVI mode - if (CpuVid > 0x5D) { - CpuVid = 0x3F; - } else if (CpuVid > 0x3E) { - CpuVid = CpuVid - 0x1F; - } else { - CpuVid = (CpuVid >> 1); - } - - // PVI Encoding - if (CpuVid >= 0x20) { - V_x10000 = 7625L - (125L * (CpuVid - 0x20)); - } else { - V_x10000 = 15500L - (250L * CpuVid); - } - } else { - if (CpuVid >= 0x7C) { - V_x10000 = 0; - } else { - V_x10000 = 15500L - (125L * CpuVid); - } - } - - Power = V_x10000 * IddValue; - - switch (IddDiv) { - case 0: - *PowerInMw = Power / 10L; - break; - case 1: - *PowerInMw = Power / 100L; - break; - case 2: - *PowerInMw = Power / 1000L; - break; - default: - // IddDiv is set to an undefined value. This is due to either a misfused CPU, or - // an invalid P-state MSR write. - ASSERT (FALSE); - *PowerInMw = 0; - break; - } - return (AGESA_SUCCESS); -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Family specific call to get CPU pstate max state. - * - * @param[in] PstateCpuServices Pstate CPU services. - * @param[out] MaxPStateNumber The max hw pstate value on the current socket. - * @param[out] NumberOfBoostStates The number of boosted P-states on the current socket. - * @param[in] StdHeader Handle of Header for calling lib functions and services. - * - * @retval AGESA_SUCCESS Always succeeds. - */ -AGESA_STATUS -F10GetPstateMaxState ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - OUT UINT32 *MaxPStateNumber, - OUT UINT8 *NumberOfBoostStates, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT8 NumBoostStates; - UINT64 MsrValue; - - NumBoostStates = F10GetNumberOfBoostedPstatesOnCore (StdHeader); - // - // Read PstateMaxVal [6:4] from MSR C001_0061 - // So, we will know the max pstate state in this socket. - // - LibAmdMsrRead (MSR_PSTATE_CURRENT_LIMIT, &MsrValue, StdHeader); - *MaxPStateNumber = (UINT32) (((PSTATE_CURLIM_MSR *) &MsrValue)->PstateMaxVal) + (UINT32) (NumBoostStates); - *NumberOfBoostStates = NumBoostStates; - - return (AGESA_SUCCESS); -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Family specific call to get CPU pstate register information. - * - * @param[in] PstateCpuServices Pstate CPU services. - * @param[in] PState Input Pstate number for query. - * @param[out] PStateEnabled Boolean flag return pstate enable. - * @param[in,out] IddVal Pstate current value. - * @param[in,out] IddDiv Pstate current divisor. - * @param[out] SwPstateNumber Software P-state number. - * @param[in] StdHeader Handle of Header for calling lib functions and services. - * - * @retval AGESA_SUCCESS Always succeeds. - */ -AGESA_STATUS -F10GetPstateRegisterInfo ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN UINT32 PState, - OUT BOOLEAN *PStateEnabled, - IN OUT UINT32 *IddVal, - IN OUT UINT32 *IddDiv, - OUT UINT32 *SwPstateNumber, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT8 NumBoostStates; - UINT64 LocalMsrRegister; - - ASSERT (PState < NM_PS_REG); - - // Check if CPB is supported. if yes, skip boosted p-state. The boosted p-state number = F4x15C[NumBoostStates]. - NumBoostStates = F10GetNumberOfBoostedPstatesOnCore (StdHeader); - - // Read PSTATE MSRs - LibAmdMsrRead (PS_REG_BASE + (UINT32) PState, &LocalMsrRegister, StdHeader); - - if (PState < NumBoostStates) { - *SwPstateNumber = 0; - *PStateEnabled = FALSE; - } else { - *SwPstateNumber = PState - NumBoostStates; - if (((PSTATE_MSR *) &LocalMsrRegister)->PsEnable == 1) { - // PState enable = bit 63 - *PStateEnabled = TRUE; - } else { - *PStateEnabled = FALSE; - } - } - - // Bits 39:32 (high 32 bits [7:0]) - *IddVal = (UINT32) ((PSTATE_MSR *) &LocalMsrRegister)->IddValue; - // Bits 41:40 (high 32 bits [9:8]) - *IddDiv = (UINT32) ((PSTATE_MSR *) &LocalMsrRegister)->IddDiv; - - return (AGESA_SUCCESS); -} - -CONST PSTATE_CPU_FAMILY_SERVICES ROMDATA F10PstateServices = -{ - 0, - (PF_PSTATE_PSD_IS_NEEDED) CommonReturnTrue, - F10IsPstatePsdDependent, - F10SetTscFreqSel, - F10GetPstateTransLatency, - F10GetPstateFrequency, - F10PstateLevelingCoreMsrModify, - F10GetPstatePower, - F10GetPstateMaxState, - F10GetPstateRegisterInfo -}; - - -/*--------------------------------------------------------------------------------------- - * L O C A L F U N C T I O N S - *--------------------------------------------------------------------------------------- - */ - - -/** - *--------------------------------------------------------------------------------------- - * - * F10GetPowerStepValueInTime - * - * Description: - * Convert power step value in time - * - * Parameters: - * @param[out] *PowerStepPtr - * - * @retval VOID - * - *--------------------------------------------------------------------------------------- - **/ -VOID -STATIC -F10GetPowerStepValueInTime ( - IN OUT UINT32 *PowerStepPtr - ) -{ - UINT32 TempVar_a; - - TempVar_a = *PowerStepPtr; - - if (TempVar_a < 0x4) { - *PowerStepPtr = 400 - (TempVar_a * 100); - } else if (TempVar_a < 0x9) { - *PowerStepPtr = 130 - (TempVar_a * 10); - } else { - *PowerStepPtr = 90 - (TempVar_a * 5); - } -} - - -/** - *--------------------------------------------------------------------------------------- - * - * F10GetPllValueInTime - * - * Description: - * Convert PLL Value in time - * - * Parameters: - * @param[out] *PllLockTimePtr - * - * @retval VOID - * - *--------------------------------------------------------------------------------------- - **/ -VOID -STATIC -F10GetPllValueInTime ( - IN OUT UINT32 *PllLockTimePtr - ) -{ - if (*PllLockTimePtr < 4) { - *PllLockTimePtr = *PllLockTimePtr + 1; - } else if (*PllLockTimePtr == 4) { - *PllLockTimePtr = 8; - } else if (*PllLockTimePtr == 5) { - *PllLockTimePtr = 16; - } else - *PllLockTimePtr = 0; -} - -/*---------------------------------------------------------------------------------------*/ -/** - * This function will return the CpuFid and CpuDid in MHz, using the formula - * described in the BKDG MSRC001_00[68:64] P-State [4:0] Registers:bit 8:0 - * - * @param[in] PstateCpuServices The current Family Specific Services. - * @param[in] PStateNumber P-state number to check. - * @param[in] Frequency Leveled target frequency for PStateNumber. - * @param[out] *CpuFidPtr New leveled FID. - * @param[out] *CpuDidPtr1 New leveled DID info 1. - * @param[out] *CpuDidPtr2 New leveled DID info 2. - * @param[in] *StdHeader Header for library and services. - * - * @retval AGESA_WARNING This P-State does not need to be modified. - * @retval AGESA_SUCCESS This P-State must be modified to be level. - */ -AGESA_STATUS -STATIC -F10GetFrequencyXlatRegInfo ( - IN PSTATE_CPU_FAMILY_SERVICES *PstateCpuServices, - IN UINT8 PStateNumber, - IN UINT32 Frequency, - OUT UINT32 *CpuFidPtr, - OUT UINT32 *CpuDidPtr1, - OUT UINT32 *CpuDidPtr2, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 i; - UINT32 j; - AGESA_STATUS Status; - UINT32 FrequencyInMHz; - - FrequencyInMHz = 0; - *CpuDidPtr2 = 0xFFFF; - - Status = AGESA_SUCCESS; - - PstateCpuServices->GetPstateFrequency (PstateCpuServices, PStateNumber, &FrequencyInMHz, StdHeader); - if (FrequencyInMHz == Frequency) { - Status |= AGESA_WARNING; - } - - // CPU Frequency = 100 MHz * (CpuFid + 10h) / (2^CpuDid) - // In this for loop i = 2^CpuDid - - - for (i = 1; i < 17; (i += i)) { - for (j = 0; j < 64; j++) { - if (Frequency == ((100 * (j + 0x10)) / i )) { - *CpuFidPtr = j; - if (i == 1) { - *CpuDidPtr1 = 0; - } else if (i == 2) { - *CpuDidPtr1 = 1; - } else if (i == 4) { - *CpuDidPtr1 = 2; - } else if (i == 8) { - *CpuDidPtr1 = 3; - } else if (i == 16) { - *CpuDidPtr1 = 4; - } else { - *CpuFidPtr = 0xFFFF; - *CpuDidPtr1 = 0xFFFF; - } - // Success - return Status; - } - } - } - - // Error Condition - *CpuFidPtr = 0x00FF; - *CpuDidPtr1 = 0x00FF; - *CpuDidPtr2 = 0x00FF; - - return AGESA_ERROR; -} - |