diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/CPU/Feature/PreserveMailbox.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f12/Proc/CPU/Feature/PreserveMailbox.c | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/CPU/Feature/PreserveMailbox.c b/src/vendorcode/amd/agesa/f12/Proc/CPU/Feature/PreserveMailbox.c deleted file mode 100644 index 35705b2e40..0000000000 --- a/src/vendorcode/amd/agesa/f12/Proc/CPU/Feature/PreserveMailbox.c +++ /dev/null @@ -1,218 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * AMD AGESA CPU Preserve Registers used for AP Mailbox. - * - * Save and Restore the normal feature content of the registers being used for - * the AP Mailbox. - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: CPU/Feature - * @e \$Revision: 50096 $ @e \$Date: 2011-04-02 06:17:10 +0800 (Sat, 02 Apr 2011) $ - * - */ -/* - ****************************************************************************** - * - * 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 "Topology.h" -#include "GeneralServices.h" -#include "OptionMultiSocket.h" -#include "cpuRegisters.h" -#include "cpuApicUtilities.h" -#include "cpuServices.h" -#include "cpuFamilyTranslation.h" -#include "cpuFeatures.h" -#include "PreserveMailbox.h" -#include "heapManager.h" -#include "Filecode.h" -CODE_GROUP (G1_PEICC) -RDATA_GROUP (G1_PEICC) - -#define FILECODE PROC_CPU_FEATURE_PRESERVEMAILBOX_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 - *---------------------------------------------------------------------------------------- - */ - -/*---------------------------------------------------------------------------------------- - * E X P O R T E D F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ -extern CPU_FAMILY_SUPPORT_TABLE PreserveMailboxFamilyServiceTable; - -/*---------------------------------------------------------------------------------------*/ -/** - * The contents of the mailbox registers should always be preserved. - * - * @param[in] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - * @retval TRUE Always TRUE - * - */ -BOOLEAN -STATIC -IsPreserveAroundMailboxEnabled ( - IN PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - return TRUE; -} - -/*---------------------------------------------------------------------------------------*/ -/** - * Save and Restore or Initialize the content of the mailbox registers. - * - * The registers used for AP mailbox should have the content related to their function - * preserved. - * - * @param[in] EntryPoint Timepoint designator. - * @param[in] PlatformConfig Contains the runtime modifiable feature input data. - * @param[in] StdHeader Config Handle for library, services. - * - * @return AGESA_SUCCESS Always succeeds. - * - */ -AGESA_STATUS -STATIC -PreserveMailboxes ( - IN UINT64 EntryPoint, - IN PLATFORM_CONFIGURATION *PlatformConfig, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - PRESERVE_MAILBOX_FAMILY_SERVICES *FamilySpecificServices; - UINT32 Socket; - UINT32 Module; - PCI_ADDR BaseAddress; - PCI_ADDR MailboxRegister; - PRESERVE_MAILBOX_FAMILY_REGISTER *NextRegister; - AGESA_STATUS IgnoredStatus; - AGESA_STATUS HeapStatus; - UINT32 Value; - ALLOCATE_HEAP_PARAMS AllocateParams; - LOCATE_HEAP_PTR LocateParams; - UINT32 RegisterEntryIndex; - - BaseAddress.AddressValue = ILLEGAL_SBDFO; - - if (EntryPoint == CPU_FEAT_AFTER_COHERENT_DISCOVERY) { - // The save step. Save either the register content or zero (for cold boot, if family specifies that). - AllocateParams.BufferHandle = PRESERVE_MAIL_BOX_HANDLE; - AllocateParams.RequestedBufferSize = (sizeof (UINT32) * (MAX_PRESERVE_REGISTER_ENTRIES * (MAX_SOCKETS * MAX_DIES))); - AllocateParams.Persist = HEAP_SYSTEM_MEM; - HeapStatus = HeapAllocateBuffer (&AllocateParams, StdHeader); - ASSERT ((HeapStatus == AGESA_SUCCESS) && (AllocateParams.BufferPtr != NULL)); - LibAmdMemFill (AllocateParams.BufferPtr, 0xFF, AllocateParams.RequestedBufferSize, StdHeader); - RegisterEntryIndex = 0; - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - for (Module = 0; Module < GetPlatformNumberOfModules (); Module++) { - if (GetPciAddress (StdHeader, Socket, Module, &BaseAddress, &IgnoredStatus)) { - GetFeatureServicesOfSocket (&PreserveMailboxFamilyServiceTable, Socket, (const VOID **)&FamilySpecificServices, StdHeader); - ASSERT (FamilySpecificServices != NULL); - NextRegister = FamilySpecificServices->RegisterList; - while (NextRegister->Register.AddressValue != ILLEGAL_SBDFO) { - ASSERT (RegisterEntryIndex < - (MAX_PRESERVE_REGISTER_ENTRIES * GetPlatformNumberOfSockets () * GetPlatformNumberOfModules ())); - if (FamilySpecificServices->IsZeroOnCold && (!IsWarmReset (StdHeader))) { - Value = 0; - } else { - MailboxRegister = BaseAddress; - MailboxRegister.Address.Function = NextRegister->Register.Address.Function; - MailboxRegister.Address.Register = NextRegister->Register.Address.Register; - LibAmdPciRead (AccessWidth32, MailboxRegister, &Value, StdHeader); - Value &= NextRegister->Mask; - } - (* (MAILBOX_REGISTER_SAVE_ENTRY) AllocateParams.BufferPtr) [RegisterEntryIndex] = Value; - RegisterEntryIndex++; - NextRegister++; - } - } - } - } - } else if ((EntryPoint == CPU_FEAT_INIT_LATE_END) || (EntryPoint == CPU_FEAT_AFTER_RESUME_MTRR_SYNC)) { - // The restore step. Just write out the saved content in the buffer. - LocateParams.BufferHandle = PRESERVE_MAIL_BOX_HANDLE; - HeapStatus = HeapLocateBuffer (&LocateParams, StdHeader); - ASSERT ((HeapStatus == AGESA_SUCCESS) && (LocateParams.BufferPtr != NULL)); - RegisterEntryIndex = 0; - for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { - for (Module = 0; Module < GetPlatformNumberOfModules (); Module++) { - if (GetPciAddress (StdHeader, Socket, Module, &BaseAddress, &IgnoredStatus)) { - GetFeatureServicesOfSocket (&PreserveMailboxFamilyServiceTable, Socket, (const VOID **)&FamilySpecificServices, StdHeader); - NextRegister = FamilySpecificServices->RegisterList; - while (NextRegister->Register.AddressValue != ILLEGAL_SBDFO) { - ASSERT (RegisterEntryIndex < - (MAX_PRESERVE_REGISTER_ENTRIES * GetPlatformNumberOfSockets () * GetPlatformNumberOfModules ())); - MailboxRegister = BaseAddress; - MailboxRegister.Address.Function = NextRegister->Register.Address.Function; - MailboxRegister.Address.Register = NextRegister->Register.Address.Register; - LibAmdPciRead (AccessWidth32, MailboxRegister, &Value, StdHeader); - Value = ((Value & ~NextRegister->Mask) | (* (MAILBOX_REGISTER_SAVE_ENTRY) LocateParams.BufferPtr) [RegisterEntryIndex]); - LibAmdPciWrite (AccessWidth32, MailboxRegister, &Value, StdHeader); - RegisterEntryIndex++; - NextRegister++; - } - } - } - } - HeapStatus = HeapDeallocateBuffer (PRESERVE_MAIL_BOX_HANDLE, StdHeader); - } - return AGESA_SUCCESS; -} - - -CONST CPU_FEATURE_DESCRIPTOR ROMDATA CpuFeaturePreserveAroundMailbox = -{ - PreserveAroundMailbox, - (CPU_FEAT_AFTER_COHERENT_DISCOVERY | CPU_FEAT_INIT_LATE_END | CPU_FEAT_AFTER_RESUME_MTRR_SYNC), - IsPreserveAroundMailboxEnabled, - PreserveMailboxes -}; |