diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuHtAssist.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuHtAssist.c | 357 |
1 files changed, 0 insertions, 357 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuHtAssist.c b/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuHtAssist.c deleted file mode 100644 index 778b95ec7ef1..000000000000 --- a/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuHtAssist.c +++ /dev/null @@ -1,357 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * AMD CPU HT Assist Initialization functions. - * - * Contains code for doing probe filter initialization. - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: CPU - * @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 "Topology.h" -#include "Ids.h" -#include "cpuRegisters.h" -#include "cpuLateInit.h" -#include "cpuFamilyTranslation.h" -#include "cpuServices.h" -#include "GeneralServices.h" -#include "cpuFeatures.h" -#include "cpuHtAssist.h" -#include "Filecode.h" -CODE_GROUP (G2_PEI) -RDATA_GROUP (G2_PEI) - -#define FILECODE PROC_CPU_FEATURE_CPUHTASSIST_FILECODE -/*---------------------------------------------------------------------------- - * DEFINITIONS AND MACROS - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * TYPEDEFS AND STRUCTURES - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * PROTOTYPES OF LOCAL FUNCTIONS - * - *---------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------- - * EXPORTED FUNCTIONS - * - *---------------------------------------------------------------------------- - */ -extern CPU_FAMILY_SUPPORT_TABLE HtAssistFamilyServiceTable; - - -/*---------------------------------------------------------------------------------------*/ -/** - * Should HT Assist be enabled - * - * @param[in] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - * @retval TRUE HT Assist is supported. - * @retval FALSE HT Assist cannot be enabled. - * - */ -BOOLEAN -STATIC -IsHtAssistEnabled ( - IN PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - BOOLEAN IsEnabled; - UINT32 CpuCount; - UINT32 Socket; - AP_MAILBOXES ApMailboxes; - HT_ASSIST_FAMILY_SERVICES *FamilyServices; - - IsEnabled = FALSE; - if (PlatformConfig->PlatformProfile.UseHtAssist || - PlatformConfig->PlatformProfile.UseAtmMode) { - CpuCount = GetNumberOfProcessors (StdHeader); - ASSERT (CpuCount != 0); - - if (CpuCount == 1) { - GetApMailbox (&ApMailboxes.ApMailInfo.Info, StdHeader); - if (ApMailboxes.ApMailInfo.Fields.ModuleType != 0) { - IsEnabled = TRUE; - } - } else if (CpuCount > 1) { - IsEnabled = TRUE; - } - if (IsEnabled) { - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (IsProcessorPresent (Socket, StdHeader)) { - GetFeatureServicesOfSocket (&HtAssistFamilyServiceTable, Socket, (const VOID **)&FamilyServices, StdHeader); - if ((FamilyServices == NULL) || !FamilyServices->IsHtAssistSupported (FamilyServices, Socket, StdHeader)) { - IsEnabled = FALSE; - break; - } - } - } - } - } - return IsEnabled; -} - - -/*---------------------------------------------------------------------------------------*/ -/** - * Enable the HT Assist feature. - * - * HT Assist initialization requires the following series of steps. - * -# Disable Cache on @b all cores. - * -# Initialize Probe Filter PCI regs - * -# Save L3 Scrub Rate - * -# On each node: - * -# Turn off L3Scrubber and Disable L3 cache - * -# On each node: - * -# Enable probe filter - * -# On each node: - * -# Enable L3 cache and turn on Scrubber. - * -# Restore L3 Scrub Rate - * -# Enable Cache on @b all cores. - * - * @param[in] EntryPoint Timepoint designator. - * @param[in] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - * @retval AGESA_SUCCESS HT Assist feature is running optimally. - * @retval AGESA_WARNING HT Assist feature is not running optimally. - * - */ -AGESA_STATUS -STATIC -InitializeHtAssistFeature ( - IN UINT64 EntryPoint, - IN PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 CpuCount; - UINT32 Socket; - AGESA_STATUS AgesaStatus; - AP_MAILBOXES ApMailboxes; - AP_EXE_PARAMS ApParams; - UINT32 Scrubbers[MAX_SOCKETS_SUPPORTED][L3_SCRUBBER_CONTEXT_ARRAY_SIZE]; - HT_ASSIST_FAMILY_SERVICES *FamilyServices[MAX_SOCKETS_SUPPORTED]; - - AgesaStatus = AGESA_SUCCESS; - - IDS_HDT_CONSOLE (CPU_TRACE, " HT assist is enabled\n"); - - // There are many family service call outs. Initialize the family service array while - // cache is still enabled. - for (Socket = 0; Socket < MAX_SOCKETS_SUPPORTED; Socket++) { - if (IsProcessorPresent (Socket, StdHeader)) { - GetFeatureServicesOfSocket (&HtAssistFamilyServiceTable, Socket, (const VOID **)&FamilyServices[Socket], StdHeader); - } else { - FamilyServices[Socket] = NULL; - } - } - - if (EntryPoint == CPU_FEAT_AFTER_POST_MTRR_SYNC) { - // Check for optimal settings - GetApMailbox (&ApMailboxes.ApMailInfo.Info, StdHeader); - CpuCount = GetNumberOfProcessors (StdHeader); - if (((CpuCount == 1) && (ApMailboxes.ApMailInfo.Fields.ModuleType == 1)) || - ((CpuCount == 2) && (ApMailboxes.ApMailInfo.Fields.ModuleType == 0))) { - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (FamilyServices[Socket] != NULL) { - if (FamilyServices[Socket]->IsNonOptimalConfig (FamilyServices[Socket], Socket, StdHeader)) { - // Non-optimal settings. Log an event. - AgesaStatus = AGESA_WARNING; - PutEventLog (AgesaStatus, CPU_WARNING_NONOPTIMAL_HT_ASSIST_CFG, 0, 0, 0, 0, StdHeader); - break; - } - } - } - } - } else { - // Disable the scrubbers. - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (FamilyServices[Socket] != NULL) { - FamilyServices[Socket]->GetL3ScrubCtrl (FamilyServices[Socket], Socket, &Scrubbers[Socket][0], StdHeader); - } - } - - // Wait for 40us - WaitMicroseconds ((UINT32) 40, StdHeader); - - // Run DisableAllCaches on AP cores. - ApParams.StdHeader = *StdHeader; - ApParams.FunctionNumber = AP_LATE_TASK_DISABLE_CACHE; - ApParams.RelatedDataBlock = NULL; - ApParams.RelatedBlockLength = 0; - RunLateApTaskOnAllAPs (&ApParams, StdHeader); - - // Run DisableAllCaches on core 0. - DisableAllCaches (&ApParams); - - // Family hook before initialization. - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (FamilyServices[Socket] != NULL) { - FamilyServices[Socket]->HookBeforeInit (FamilyServices[Socket], Socket, StdHeader); - } - } - - // Activate Probe Filter & ATM mode. - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (FamilyServices[Socket] != NULL) { - if (PlatformConfig->PlatformProfile.UseHtAssist) { - FamilyServices[Socket]->HtAssistInit (FamilyServices[Socket], Socket, StdHeader); - } - if (PlatformConfig->PlatformProfile.UseAtmMode) { - FamilyServices[Socket]->AtmModeInit (FamilyServices[Socket], Socket, StdHeader); - } - } - } - - // Family hook after initialization. - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (FamilyServices[Socket] != NULL) { - FamilyServices[Socket]->HookAfterInit (FamilyServices[Socket], Socket, StdHeader); - } - } - - // Run EnableAllCaches on core 0. - EnableAllCaches (&ApParams); - - // Run EnableAllCaches on every core. - ApParams.FunctionNumber = AP_LATE_TASK_ENABLE_CACHE; - RunLateApTaskOnAllAPs (&ApParams, StdHeader); - - // Restore the scrubbers. - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - if (FamilyServices[Socket] != NULL) { - FamilyServices[Socket]->SetL3ScrubCtrl (FamilyServices[Socket], Socket, &Scrubbers[Socket][0], StdHeader); - } - } - } - - return AgesaStatus; -} - -/*---------------------------------------------------------------------------------------*/ -/** - * - * Disable all the caches on current core. - * - * @param[in] ApExeParams Handle to config for library and services. - * - * @retval AGESA_SUCCESS Always succeeds. - * - */ -AGESA_STATUS -DisableAllCaches ( - IN AP_EXE_PARAMS *ApExeParams - ) -{ - UINT32 CR0Data; - HT_ASSIST_FAMILY_SERVICES *FamilyServices; - - GetFeatureServicesOfCurrentCore (&HtAssistFamilyServiceTable, (const VOID **)&FamilyServices, &ApExeParams->StdHeader); - - FamilyServices->HookDisableCache (FamilyServices, &ApExeParams->StdHeader); - - // Disable cache through CR0. - LibAmdReadCpuReg (0, &CR0Data); - CR0Data |= (0x60000000); - LibAmdWriteCpuReg (0, CR0Data); - - // Execute wbinvd - LibAmdWriteBackInvalidateCache (); - - return AGESA_SUCCESS; -} - -/*---------------------------------------------------------------------------------------*/ -/** - * - * Enable all the caches on current core. - * - * @param[in] ApExeParams Handle to config for library and services. - * - * @retval AGESA_SUCCESS Always succeeds. - * - */ -AGESA_STATUS -EnableAllCaches ( - IN AP_EXE_PARAMS *ApExeParams - ) -{ - UINT32 CR0Data; - HT_ASSIST_FAMILY_SERVICES *FamilyServices; - - // Enable cache through CR0. - LibAmdReadCpuReg (0, &CR0Data); - CR0Data &= ~(0x60000000); - LibAmdWriteCpuReg (0, CR0Data); - - GetFeatureServicesOfCurrentCore (&HtAssistFamilyServiceTable, (const VOID **)&FamilyServices, &ApExeParams->StdHeader); - - FamilyServices->HookEnableCache (FamilyServices, &ApExeParams->StdHeader); - - return AGESA_SUCCESS; -} - -CONST CPU_FEATURE_DESCRIPTOR ROMDATA CpuFeatureHtAssist = -{ - HtAssist, - (CPU_FEAT_AFTER_POST_MTRR_SYNC | CPU_FEAT_INIT_MID_END | CPU_FEAT_S3_LATE_RESTORE_END), - IsHtAssistEnabled, - InitializeHtAssistFeature -}; |