| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * AMD CPU BrandId related functions. |
| * |
| * Contains code that provides CPU BrandId information |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: CPU |
| * @e \$Revision: 44870 $ @e \$Date: 2011-01-08 14:23:12 +0800 (Sat, 08 Jan 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 "OptionPstate.h" |
| #include "cpuRegisters.h" |
| #include "cpuFamilyTranslation.h" |
| #include "cpuEarlyInit.h" |
| #include "cpuRegisters.h" |
| #include "heapManager.h" |
| #include "GeneralServices.h" |
| #include "Filecode.h" |
| CODE_GROUP (G1_PEICC) |
| RDATA_GROUP (G1_PEICC) |
| #define FILECODE PROC_CPU_CPUBRANDID_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 |
| *---------------------------------------------------------------------------------------- |
| */ |
| CONST CHAR8 ROMDATA strEngSample[] = "AMD Engineering Sample"; |
| CONST CHAR8 ROMDATA strTtkSample[] = "AMD Thermal Test Kit"; |
| CONST CHAR8 ROMDATA strUnknown[] = "AMD Processor Model Unknown"; |
| |
| CONST AMD_CPU_BRAND ROMDATA EngSample_Str = {0, 0, 0, SOCKET_IGNORE, strEngSample, sizeof (strEngSample)}; |
| CONST AMD_CPU_BRAND ROMDATA TtkSample_Str = {0, 1, 0, SOCKET_IGNORE, strTtkSample, sizeof (strTtkSample)}; |
| CONST AMD_CPU_BRAND ROMDATA Dflt_Str1 = {0, 0, 0, SOCKET_IGNORE, strUnknown, sizeof (strUnknown)}; |
| CONST AMD_CPU_BRAND ROMDATA Dflt_Str2 = {0, 0, 0, SOCKET_IGNORE, DR_NO_STRING, DR_NO_STRING}; |
| |
| |
| /*---------------------------------------------------------------------------------------- |
| * 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 |
| *---------------------------------------------------------------------------------------- |
| */ |
| VOID |
| SetBrandIdRegistersAtEarly ( |
| IN CPU_SPECIFIC_SERVICES *FamilyServices, |
| IN AMD_CPU_EARLY_PARAMS *EarlyParams, |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ); |
| |
| /*---------------------------------------------------------------------------------------*/ |
| /** |
| * Program BrandID registers (CPUIDNameStringPtr[0-5]) |
| * |
| * This function determines the appropriate brand string for the executing |
| * core, and programs the namestring MSRs. |
| * |
| * @param[in,out] StdHeader Config handle for library and services. |
| * |
| */ |
| VOID |
| SetBrandIdRegisters ( |
| IN OUT AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| UINT8 SocketIndex; |
| UINT8 SuffixStatus; |
| UINT8 TableElements; |
| UINT8 TableEntryCount; |
| UINT8 TableEntryIndex; |
| CHAR8 TempChar; |
| CHAR8 *NameStringPtr; |
| CHAR8 *SuffixStringPtr; |
| CHAR8 *BrandStringPtr; |
| CHAR8 *TempNameCharPtr; |
| UINT32 MsrIndex; |
| UINT32 Quotient; |
| UINT32 Remainder; |
| UINT64 *MsrNameStringPtrPtr; |
| CPUID_DATA CpuId; |
| CPU_LOGICAL_ID CpuLogicalId; |
| CPU_BRAND_TABLE *SocketTableEntry; |
| CPU_BRAND_TABLE **SocketTableEntry1; |
| AMD_CPU_BRAND *SocketTablePtr; |
| AMD_CPU_BRAND_DATA Data; |
| ALLOCATE_HEAP_PARAMS AllocHeapParams; |
| CPU_SPECIFIC_SERVICES *FamilySpecificServices; |
| |
| SuffixStatus = 0; |
| FamilySpecificServices = NULL; |
| SocketTablePtr = NULL; |
| SocketTableEntry = NULL; |
| |
| GetCpuServicesOfCurrentCore ((const CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader); |
| // Step1: Allocate 48 bytes from Heap space |
| AllocHeapParams.RequestedBufferSize = CPU_BRAND_ID_LENGTH; |
| AllocHeapParams.BufferHandle = AMD_BRAND_ID_BUFFER_HANDLE; |
| AllocHeapParams.Persist = HEAP_LOCAL_CACHE; |
| if (HeapAllocateBuffer (&AllocHeapParams, StdHeader) == AGESA_SUCCESS) { |
| // Clear NameBuffer |
| BrandStringPtr = (CHAR8 *) AllocHeapParams.BufferPtr; |
| LibAmdMemFill (BrandStringPtr, 0, CPU_BRAND_ID_LENGTH, StdHeader); |
| } else { |
| PutEventLog ( |
| AGESA_ERROR, |
| CPU_ERROR_BRANDID_HEAP_NOT_AVAILABLE, |
| 0, 0, 0, 0, StdHeader |
| ); |
| return; |
| } |
| |
| // Step2: Get brandid from model number and model string |
| LibAmdCpuidRead (AMD_CPUID_FMF, &CpuId, StdHeader); |
| |
| // Step3: Figure out Socket/Page/Model/String1/String2/Core Number |
| Data.String2 = (UINT8) (CpuId.EBX_Reg & 0x0f); |
| Data.Model = (UINT8) ((CpuId.EBX_Reg >> 4) & 0x7f); |
| Data.String1 = (UINT8) ((CpuId.EBX_Reg >> 11) & 0x0f); |
| Data.Page = (UINT8) ((CpuId.EBX_Reg >> 15) & 0x01); |
| Data.Socket = (UINT8) ((CpuId.EBX_Reg >> 28) & 0x0f); |
| Data.Cores = FamilySpecificServices->GetNumberOfPhysicalCores (FamilySpecificServices, StdHeader); |
| |
| // Step4: If NN = 0, we have an engineering sample, no suffix; then jump to Step6 |
| if (Data.Model == 0) { |
| if (Data.Page == 0) { |
| SocketTablePtr = (AMD_CPU_BRAND *)&EngSample_Str; |
| } else { |
| SocketTablePtr = (AMD_CPU_BRAND *)&TtkSample_Str; |
| } |
| } else { |
| |
| // Model is not equal to zero, so decrement it |
| // For family 10 if PkgType[3:0] is greater than or equal to 2h and families >= 12h |
| GetLogicalIdOfCurrentCore (&CpuLogicalId, StdHeader); |
| if ((((CpuLogicalId.Family & AMD_FAMILY_10) != 0) && (Data.Socket >= DR_SOCKET_S1G3)) || |
| ((CpuLogicalId.Family & AMD_FAMILY_GE_12) != 0)) { |
| Data.Model--; |
| } |
| |
| // Step5: Search for String1 (there can be only 1) |
| FamilySpecificServices->GetBrandString1 (FamilySpecificServices, (const VOID **) &SocketTableEntry, &TableEntryCount, StdHeader); |
| SocketTableEntry1 = (CPU_BRAND_TABLE **) SocketTableEntry; |
| for (TableEntryIndex = 0; ((TableEntryIndex < TableEntryCount) |
| && (SuffixStatus == 0)); TableEntryIndex++, SocketTableEntry1++) { |
| if (*SocketTableEntry1 == NULL) { |
| break; |
| } |
| SocketTablePtr = (AMD_CPU_BRAND *) (*SocketTableEntry1)->Table; |
| TableElements = (*SocketTableEntry1)->NumberOfEntries; |
| for (SocketIndex = 0; (SocketIndex < TableElements) |
| && SuffixStatus == 0; SocketIndex++) { |
| if ((SocketTablePtr->Page == Data.Page) && |
| (SocketTablePtr->Index == Data.String1) && |
| (SocketTablePtr->Socket == Data.Socket) && |
| (SocketTablePtr->Cores == Data.Cores)) { |
| SuffixStatus = 1; |
| } else { |
| SocketTablePtr++; |
| } |
| } |
| } |
| if (SuffixStatus == 0) { |
| SocketTablePtr = (AMD_CPU_BRAND *)&Dflt_Str1; // We did not find one, make 'Unknown' |
| } |
| } |
| |
| // Step6: Copy String into NameBuffer |
| // We now have data structure pointing to correct type in (*SocketTablePtr) |
| LibAmdMemCopy (BrandStringPtr, |
| (CHAR8 *)SocketTablePtr->Stringstart, |
| SocketTablePtr->Stringlength, |
| StdHeader); |
| |
| // Step7: Get suffix, determine addition to BRANDSPEED |
| if (SuffixStatus != 0) { |
| // Turn our value into a decimal string |
| // We have a value like 37d which we need to turn into '3' '7' |
| // Divide by 10, store remainder as an ASCII char on stack, repeat until Quotient is 0 |
| NameStringPtr = BrandStringPtr + SocketTablePtr->Stringlength - 1; |
| TempNameCharPtr = NameStringPtr; |
| Quotient = Data.Model; |
| do { |
| Remainder = Quotient % 10; |
| Quotient = Quotient / 10; |
| *TempNameCharPtr++ = (CHAR8) (Remainder + '0'); // Put suffix into our NameBuffer |
| } while (Quotient != 0); |
| if (Data.Model < 10) { |
| *TempNameCharPtr++ = '0'; |
| } |
| |
| // Step8: Reverse the string sequence and copy into NameBuffer |
| SuffixStringPtr = TempNameCharPtr--; |
| while (NameStringPtr < TempNameCharPtr) { |
| TempChar = *NameStringPtr; |
| *NameStringPtr = *TempNameCharPtr; |
| *TempNameCharPtr = TempChar; |
| NameStringPtr++; |
| TempNameCharPtr--; |
| } |
| |
| // Step9: Search for String2 |
| SuffixStatus = 0; |
| FamilySpecificServices->GetBrandString2 (FamilySpecificServices, (const VOID **) &SocketTableEntry, &TableEntryCount, StdHeader); |
| SocketTableEntry1 = (CPU_BRAND_TABLE **) SocketTableEntry; |
| for (TableEntryIndex = 0; ((TableEntryIndex < TableEntryCount) |
| && (SuffixStatus == 0)); TableEntryIndex++, SocketTableEntry1++) { |
| if (*SocketTableEntry1 == NULL) { |
| break; |
| } |
| SocketTablePtr = (AMD_CPU_BRAND *) (*SocketTableEntry1)->Table; |
| TableElements = (*SocketTableEntry1)->NumberOfEntries; |
| for (SocketIndex = 0; (SocketIndex < TableElements) |
| && SuffixStatus == 0; SocketIndex++) { |
| if ((SocketTablePtr->Page == Data.Page) && |
| (SocketTablePtr->Index == Data.String2) && |
| (SocketTablePtr->Socket == Data.Socket) && |
| (SocketTablePtr->Cores == Data.Cores)) { |
| SuffixStatus = 1; |
| } else { |
| SocketTablePtr++; |
| } |
| } |
| } |
| if (SuffixStatus == 0) { |
| SocketTablePtr = (AMD_CPU_BRAND *)&Dflt_Str2; |
| } |
| |
| // Step10: Copy String2 into our NameBuffer |
| if (SocketTablePtr->Stringlength != 0) { |
| LibAmdMemCopy (SuffixStringPtr, |
| (CHAR8 *)SocketTablePtr->Stringstart, |
| SocketTablePtr->Stringlength, |
| StdHeader); |
| } |
| } |
| |
| // Step11: Put values into name MSRs, Always write the full 48 bytes |
| MsrNameStringPtrPtr = (UINT64 *) BrandStringPtr; |
| for (MsrIndex = MSR_CPUID_NAME_STRING0; MsrIndex <= MSR_CPUID_NAME_STRING5; MsrIndex++) { |
| LibAmdMsrWrite (MsrIndex, MsrNameStringPtrPtr, StdHeader); |
| MsrNameStringPtrPtr++; |
| } |
| HeapDeallocateBuffer (AMD_BRAND_ID_BUFFER_HANDLE, StdHeader); |
| } |
| |
| /*---------------------------------------------------------------------------------------*/ |
| /** |
| * Program BrandID registers (CPUIDNameStringPtr[0-5]) |
| * |
| * This function acts as a wrapper for calling the SetBrandIdRegisters |
| * 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 |
| SetBrandIdRegistersAtEarly ( |
| IN CPU_SPECIFIC_SERVICES *FamilyServices, |
| IN AMD_CPU_EARLY_PARAMS *EarlyParams, |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| AGESA_TESTPOINT (TpProcCpuSetBrandID, StdHeader); |
| SetBrandIdRegisters (StdHeader); |
| } |
