diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/CPU/cpuMicrocodePatch.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f12/Proc/CPU/cpuMicrocodePatch.c | 445 |
1 files changed, 0 insertions, 445 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/CPU/cpuMicrocodePatch.c b/src/vendorcode/amd/agesa/f12/Proc/CPU/cpuMicrocodePatch.c deleted file mode 100644 index 5968c25891..0000000000 --- a/src/vendorcode/amd/agesa/f12/Proc/CPU/cpuMicrocodePatch.c +++ /dev/null @@ -1,445 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * AMD CPU Microcode Patch Related Functions - * - * Contains code to program a microcode into the CPU - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: CPU - * @e \$Revision: 44324 $ @e \$Date: 2010-12-22 17:16:51 +0800 (Wed, 22 Dec 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 "cpuEarlyInit.h" -#include "GeneralServices.h" -#include "cpuServices.h" -#include "Filecode.h" -CODE_GROUP (G1_PEICC) -RDATA_GROUP (G1_PEICC) - -#define FILECODE PROC_CPU_CPUMICROCODEPATCH_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 - *---------------------------------------------------------------------------------------- - */ -typedef union { - UINT64 RawData; - PATCH_LOADER_MSR BitFields; -} PATCH_LOADER; - -/*---------------------------------------------------------------------------------------- - * 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 - *---------------------------------------------------------------------------------------- - */ -BOOLEAN -STATIC -LoadMicrocode ( - IN MICROCODE_PATCH *MicrocodePatchPtr, - IN OUT AMD_CONFIG_PARAMS *StdHeader - ); - -BOOLEAN -STATIC -GetPatchEquivalentId ( - IN OUT UINT16 *ProcessorEquivalentId, - IN OUT AMD_CONFIG_PARAMS *StdHeader - ); - -BOOLEAN -STATIC -ValidateMicrocode ( - IN MICROCODE_PATCH *MicrocodePatchPtr, - IN UINT16 ProcessorEquivalentId, - IN OUT AMD_CONFIG_PARAMS *StdHeader - ); - -VOID -STATIC -GetMicrocodeVersion ( - OUT UINT32 *pMicrocodeVersion, - IN OUT AMD_CONFIG_PARAMS *StdHeader - ); - -/*---------------------------------------------------------------------------------------- - * E X P O R T E D F U N C T I O N S - *---------------------------------------------------------------------------------------- - */ -VOID -LoadMicrocodePatchAtEarly ( - IN CPU_SPECIFIC_SERVICES *FamilyServices, - IN AMD_CPU_EARLY_PARAMS *EarlyParams, - IN AMD_CONFIG_PARAMS *StdHeader - ); - - -/* -----------------------------------------------------------------------------*/ -/** - * Update microcode patch in current processor. - * - * Then reads the patch id, and compare it to the expected, in the Microprocessor - * patch block. - * - * @param[in] StdHeader - Config handle for library and services. - * - * @retval TRUE - Patch Loaded Successfully. - * @retval FALSE - Patch Did Not Get Loaded. - * - */ -BOOLEAN -LoadMicrocodePatch ( - IN OUT AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT8 PatchNumber; - UINT8 TotalPatches; - UINT16 ProcessorEquivalentId; - BOOLEAN Status; - MICROCODE_PATCH **MicrocodePatchPtr; - CPU_SPECIFIC_SERVICES *FamilySpecificServices; - - Status = FALSE; - - if (IsCorePairPrimary (FirstCoreIsComputeUnitPrimary, StdHeader)) { - // Get the patch pointer - GetCpuServicesOfCurrentCore ((const CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader); - FamilySpecificServices->GetMicroCodePatchesStruct (FamilySpecificServices, (const VOID **) &MicrocodePatchPtr, &TotalPatches, StdHeader); - - IDS_OPTION_HOOK (IDS_UCODE, &TotalPatches, StdHeader); - - // Get the processor microcode path equivalent ID - if (GetPatchEquivalentId (&ProcessorEquivalentId, StdHeader)) { - // parse the patch table to see if we have one for the current cpu - for (PatchNumber = 0; PatchNumber < TotalPatches; PatchNumber++) { - if (ValidateMicrocode (MicrocodePatchPtr[PatchNumber], ProcessorEquivalentId, StdHeader)) { - if (LoadMicrocode (MicrocodePatchPtr[PatchNumber], StdHeader)) { - Status = TRUE; - } else { - PutEventLog (AGESA_ERROR, - CPU_ERROR_MICRO_CODE_PATCH_IS_NOT_LOADED, - 0, 0, 0, 0, StdHeader); - } - break; // Once we find a microcode patch that matches the processor, exit the for loop - } - } - } - } - return Status; -} - -/*--------------------------------------------------------------------------------------- - * L O C A L F U N C T I O N S - *--------------------------------------------------------------------------------------- - */ - -/* -----------------------------------------------------------------------------*/ -/** - * - * LoadMicrocode - * - * Update microcode patch in current processor, then reads the - * patch id, and compare it to the expected, in the Microprocessor - * patch block. - * - * @param[in] MicrocodePatchPtr - Pointer to Microcode Patch. - * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct. - * - * @retval TRUE - Patch Loaded Successfully. - * @retval FALSE - Patch Did Not Get Loaded. - * - */ -BOOLEAN -STATIC -LoadMicrocode ( - IN MICROCODE_PATCH *MicrocodePatchPtr, - IN OUT AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT32 MicrocodeVersion; - PATCH_LOADER PatchLoaderMsr; - - // Load microcode patch into CPU - PatchLoaderMsr.RawData = (UINT64) (intptr_t) MicrocodePatchPtr; - PatchLoaderMsr.BitFields.SBZ = 0; - LibAmdMsrWrite (MSR_PATCH_LOADER, &PatchLoaderMsr.RawData, StdHeader); - - // Do ucode patch Authentication - // Read microcode version back from CPU, determine if - // it is the same patch level as contained in the source - // microprocessor patch block passed in - GetMicrocodeVersion (&MicrocodeVersion, StdHeader); - if (MicrocodeVersion == MicrocodePatchPtr->PatchID) { - return (TRUE); - } else { - return (FALSE); - } -} - - -/* -----------------------------------------------------------------------------*/ -/** - * - * GetPatchEquivalentId - * - * Return the equivalent ID for microcode patching - * - * @param[in,out] ProcessorEquivalentId - Pointer to Processor Equivalent ID table. - * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct. - * - * @retval TRUE - ID Found. - * @retval FALSE - ID Not Found. - * - */ -BOOLEAN -STATIC -GetPatchEquivalentId ( - IN OUT UINT16 *ProcessorEquivalentId, - IN OUT AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT8 i; - UINT8 EquivalencyEntries; - UINT16 ProcessorRevisionId; - UINT16 *MicrocodeEquivalenceTable; - CPUID_DATA CpuIdData; - CPU_SPECIFIC_SERVICES *FamilySpecificServices; - - // - // compute the processor revision ID - // - LibAmdCpuidRead (AMD_CPUID_FMF, &CpuIdData, StdHeader); - // high byte contains extended model and extended family - ProcessorRevisionId = (UINT16) ((CpuIdData.EAX_Reg & (CPU_EMODEL | CPU_EFAMILY)) >> 8); - // low byte contains model and family - ProcessorRevisionId |= (CpuIdData.EAX_Reg & (CPU_STEPPING | CPU_MODEL)); - - // - // find the equivalent ID for microcode purpose using the equivalence table - // - GetCpuServicesOfCurrentCore ((const CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader); - - FamilySpecificServices->GetMicrocodeEquivalenceTable (FamilySpecificServices, - (const VOID **)&MicrocodeEquivalenceTable, - &EquivalencyEntries, - StdHeader); - - // parse the equivalence table - for (i = 0; i < (EquivalencyEntries * 2); i += 2) { - // check for equivalence - if (ProcessorRevisionId == MicrocodeEquivalenceTable[i]) { - *ProcessorEquivalentId = MicrocodeEquivalenceTable[i + 1]; - return (TRUE); - } - } - // end of table reach, this processor is not supported - *ProcessorEquivalentId = 0x0000; - return (FALSE); -} - -/*---------------------------------------------------------------------------------------*/ -/** - * - * ValidateMicrocode - * - * Determine if the microcode patch block, currently pointed to - * is valid, and is appropriate for the current processor - - * @param[in] MicrocodePatchPtr - Pointer to Microcode Patch. - * @param[in] ProcessorEquivalentId - Pointer to Processor Equivalent ID table. - * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct. - * - * @retval TRUE - Patch Found. - * @retval FALSE - Patch Not Found. - * - */ -BOOLEAN -STATIC -ValidateMicrocode ( - IN MICROCODE_PATCH *MicrocodePatchPtr, - IN UINT16 ProcessorEquivalentId, - IN OUT AMD_CONFIG_PARAMS *StdHeader - ) -{ - BOOLEAN Chipset1Matched; - BOOLEAN Chipset2Matched; - PCI_ADDR PciAddress; - UINT32 PciDeviceVidDid; - UINT8 PciDeviceRevision; - UINT8 DevCount; - UINT8 FunCount; - UINT32 Chipset1DeviceID; - UINT32 Chipset2DeviceID; - UINT8 MulitFunction; - - Chipset1Matched = FALSE; - Chipset2Matched = FALSE; - PciDeviceVidDid = 0; - PciDeviceRevision = 0; - Chipset1DeviceID = MicrocodePatchPtr->Chipset1DeviceID; - Chipset2DeviceID = MicrocodePatchPtr->Chipset2DeviceID; - MulitFunction = 0; - - // - // parse the supplied microcode to see if it is compatible with the processor - // - if (MicrocodePatchPtr->ProcessorRevisionID != ProcessorEquivalentId) { - return (FALSE); - } - - if (Chipset1DeviceID == 0) { - Chipset1Matched = TRUE; - } - if (Chipset2DeviceID == 0) { - Chipset2Matched = TRUE; - } - - if ((!Chipset1Matched) || (!Chipset2Matched)) { - // - // Scan all PCI devices in Bus 0, try to find out matched case. - // - for (DevCount = 0; DevCount < 32; DevCount++) { - for (FunCount = 0; FunCount < 8; FunCount++) { - PciAddress.AddressValue = MAKE_SBDFO (0, 0, DevCount, FunCount, 0); - LibAmdPciRead (AccessWidth32, PciAddress, &PciDeviceVidDid, StdHeader); - if (PciDeviceVidDid == 0xFFFFFFFF) { - if (FunCount == 0) { - break; - } else { - continue; - } - } - PciAddress.Address.Register = 0x8; - LibAmdPciRead (AccessWidth8, PciAddress, &PciDeviceRevision, StdHeader); - if ((!Chipset1Matched) && (PciDeviceVidDid == Chipset1DeviceID)) { - if (PciDeviceRevision == MicrocodePatchPtr->Chipset1RevisionID) { - Chipset1Matched = TRUE; - } - } - if ((!Chipset2Matched) && (PciDeviceVidDid == Chipset2DeviceID)) { - if (PciDeviceRevision == MicrocodePatchPtr->Chipset2RevisionID) { - Chipset2Matched = TRUE; - } - } - if (Chipset1Matched && Chipset2Matched) { - break; - } - // - // Check multi-function. If it doesen't exist, we don't have to loop functions to 7. - // - if (FunCount == 0) { - MulitFunction = 0; - PciAddress.Address.Register = 0xE; - LibAmdPciRead (AccessWidth8, PciAddress, &MulitFunction, StdHeader); - if ((MulitFunction & 0x80) == 0) { - break; - } - } - } // end FunCount for loop. - - if (Chipset1Matched && Chipset2Matched) { - break; - } - } // end DevCount for loop. - } - - return (Chipset1Matched && Chipset2Matched); -} - - -/*---------------------------------------------------------------------------------------*/ -/** - * - * GetMicrocodeVersion - * - * Return the version of the currently loaded microcode patch, if any. - * Read from the patch level MSR, return the value in eax. If no patch - * has been loaded, 0 will be returned. - * - * @param[out] pMicrocodeVersion - Pointer to Microcode Version. - * @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct. - * - */ -VOID -STATIC -GetMicrocodeVersion ( - OUT UINT32 *pMicrocodeVersion, - IN OUT AMD_CONFIG_PARAMS *StdHeader - ) -{ - UINT64 MsrData; - - MsrData = 0; - LibAmdMsrRead (MSR_PATCH_LEVEL, &MsrData, StdHeader); - - *pMicrocodeVersion = (UINT32) MsrData; -} - - -/*---------------------------------------------------------------------------------------*/ -/** - * Update microcode patch in current processor. - * - * This function acts as a wrapper for calling the LoadMicrocodePatch - * routine at AmdInitEarly. - * - * @param[in] FamilyServices The current Family Specific Services. - * @param[in] EarlyParams Service parameters. - * @param[in] StdHeader Config handle for library and services. - * - */ -VOID -LoadMicrocodePatchAtEarly ( - IN CPU_SPECIFIC_SERVICES *FamilyServices, - IN AMD_CPU_EARLY_PARAMS *EarlyParams, - IN AMD_CONFIG_PARAMS *StdHeader - ) -{ - AGESA_TESTPOINT (TpProcCpuLoadUcode, StdHeader); - LoadMicrocodePatch (StdHeader); -} |