/**@file\r
\r
-Copyright (c) 2006 - 2007, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution. The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
Module Name:\r
\r
\r
#include "CpuDriver.h"\r
\r
+UINT64 mTimerPeriod;\r
\r
CPU_ARCH_PROTOCOL_PRIVATE mCpuTemplate = {\r
CPU_ARCH_PROT_PRIVATE_SIGNATURE,\r
WinNtRegisterInterruptHandler,\r
WinNtGetTimerValue,\r
WinNtSetMemoryAttributes,\r
- 0,\r
+ 1,\r
4\r
},\r
{\r
\r
\r
\r
-typedef union {\r
- EFI_CPU_DATA_RECORD *DataRecord;\r
- UINT8 *Raw;\r
-} EFI_CPU_DATA_RECORD_BUFFER;\r
-\r
-EFI_SUBCLASS_TYPE1_HEADER mCpuDataRecordHeader = {\r
- EFI_PROCESSOR_SUBCLASS_VERSION, // Version\r
- sizeof (EFI_SUBCLASS_TYPE1_HEADER), // Header Size\r
- 0, // Instance, Initialize later\r
- EFI_SUBCLASS_INSTANCE_NON_APPLICABLE, // SubInstance\r
- 0 // RecordType, Initialize later\r
-};\r
-\r
//\r
// Service routines for the driver\r
//\r
if (TimerValue == NULL) {\r
return EFI_INVALID_PARAMETER;\r
}\r
-\r
- //\r
- // No timer supported\r
- //\r
- return EFI_UNSUPPORTED;\r
+ \r
+ if (TimerIndex != 0) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ \r
+ gWinNt->QueryPerformanceCounter ((LARGE_INTEGER *)TimerValue);\r
+ \r
+ if (TimerPeriod != NULL) {\r
+ *TimerPeriod = mTimerPeriod;\r
+ }\r
+ \r
+ return EFI_SUCCESS;\r
}\r
\r
\r
}\r
\r
\r
+\r
+/**\r
+ Logs SMBIOS record.\r
+\r
+ @param Smbios Pointer to SMBIOS protocol instance.\r
+ @param Buffer Pointer to the data buffer.\r
+\r
+**/\r
+VOID\r
+LogSmbiosData (\r
+ IN EFI_SMBIOS_PROTOCOL *Smbios,\r
+ IN UINT8 *Buffer\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_SMBIOS_HANDLE SmbiosHandle;\r
+ \r
+ SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r
+ Status = Smbios->Add (\r
+ Smbios,\r
+ NULL,\r
+ &SmbiosHandle,\r
+ (EFI_SMBIOS_TABLE_HEADER*)Buffer\r
+ );\r
+ ASSERT_EFI_ERROR (Status);\r
+}\r
+\r
+\r
VOID\r
-CpuUpdateDataHub (\r
+CpuUpdateSmbios (\r
VOID\r
)\r
/*++\r
\r
Routine Description:\r
- This function will log processor version and frequency data to data hub.\r
+ This function will log processor version and frequency data to Smbios.\r
\r
Arguments:\r
Event - Event whose notification function is being invoked.\r
--*/\r
{\r
EFI_STATUS Status;\r
- EFI_CPU_DATA_RECORD_BUFFER RecordBuffer;\r
- UINT32 HeaderSize;\r
UINT32 TotalSize;\r
- EFI_DATA_HUB_PROTOCOL *DataHub;\r
+ EFI_SMBIOS_PROTOCOL *Smbios;\r
EFI_HII_HANDLE HiiHandle;\r
+ STRING_REF Token;\r
+ UINTN CpuVerStrLen;\r
+ EFI_STRING CpuVerStr;\r
+ SMBIOS_TABLE_TYPE4 *SmbiosRecord;\r
+ CHAR8 *OptionalStrStart;\r
\r
//\r
- // Locate DataHub protocol.\r
+ // Locate Smbios protocol.\r
//\r
- Status = gBS->LocateProtocol (&gEfiDataHubProtocolGuid, NULL, (VOID**)&DataHub);\r
+ Status = gBS->LocateProtocol (&gEfiSmbiosProtocolGuid, NULL, (VOID **)&Smbios);\r
+ \r
if (EFI_ERROR (Status)) {\r
return;\r
}\r
\r
//\r
- // Initialize data record header\r
+ // Initialize strings to HII database\r
//\r
- mCpuDataRecordHeader.Instance = 1;\r
- HeaderSize = sizeof (EFI_SUBCLASS_TYPE1_HEADER);\r
-\r
- RecordBuffer.Raw = AllocatePool (HeaderSize + EFI_CPU_DATA_MAXIMUM_LENGTH);\r
- if (RecordBuffer.Raw == NULL) {\r
- return ;\r
- }\r
-\r
+ HiiHandle = HiiAddPackages (\r
+ &gEfiCallerIdGuid,\r
+ NULL,\r
+ CpuStrings,\r
+ NULL\r
+ );\r
+ ASSERT (HiiHandle != NULL);\r
+\r
+ Token = STRING_TOKEN (STR_PROCESSOR_VERSION);\r
+ CpuVerStr = HiiGetPackageString(&gEfiCallerIdGuid, Token, NULL);\r
+ CpuVerStrLen = StrLen(CpuVerStr);\r
+ ASSERT (CpuVerStrLen <= SMBIOS_STRING_MAX_LENGTH);\r
+\r
+\r
+ TotalSize = (UINT32)(sizeof(SMBIOS_TABLE_TYPE4) + CpuVerStrLen + 1 + 1);\r
+ SmbiosRecord = AllocatePool(TotalSize);\r
+ ZeroMem(SmbiosRecord, TotalSize);\r
+\r
+ SmbiosRecord->Hdr.Type = EFI_SMBIOS_TYPE_PROCESSOR_INFORMATION;\r
+ SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE4);\r
//\r
- // Initialize strings to HII database\r
+ // Make handle chosen by smbios protocol.add automatically.\r
//\r
- HiiLibAddPackages (1, &gEfiProcessorProducerGuid, NULL, &HiiHandle, CpuStrings);\r
- \r
-\r
- CopyMem (RecordBuffer.Raw, &mCpuDataRecordHeader, HeaderSize);\r
-\r
-\r
- RecordBuffer.DataRecord->DataRecordHeader.RecordType = ProcessorVersionRecordType;\r
- RecordBuffer.DataRecord->VariableRecord.ProcessorVersion = STRING_TOKEN (STR_PROCESSOR_VERSION);\r
- TotalSize = HeaderSize + sizeof (EFI_PROCESSOR_VERSION_DATA);\r
+ SmbiosRecord->Hdr.Handle = 0; \r
+ //\r
+ // Processor version is the 1st string.\r
+ //\r
+ SmbiosRecord->ProcessorVersion = 1;\r
+ //\r
+ // Store CPU frequency data record to data hub - It's an emulator so make up a value\r
+ //\r
+ SmbiosRecord->CurrentSpeed = 1234;\r
\r
- Status = DataHub->LogData (\r
- DataHub,\r
- &gEfiProcessorSubClassGuid,\r
- &gEfiProcessorProducerGuid,\r
- EFI_DATA_RECORD_CLASS_DATA,\r
- RecordBuffer.Raw,\r
- TotalSize\r
- );\r
+ OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);\r
+ UnicodeStrToAsciiStr(CpuVerStr, OptionalStrStart);\r
\r
//\r
- // Store CPU frequency data record to data hub - It's an emulator so make up a value\r
+ // Now we have got the full smbios record, call smbios protocol to add this record.\r
//\r
- RecordBuffer.DataRecord->DataRecordHeader.RecordType = ProcessorCoreFrequencyRecordType;\r
- RecordBuffer.DataRecord->VariableRecord.ProcessorCoreFrequency.Value = 1234;\r
- RecordBuffer.DataRecord->VariableRecord.ProcessorCoreFrequency.Exponent = 6;\r
- TotalSize = HeaderSize + sizeof (EFI_PROCESSOR_CORE_FREQUENCY_DATA);\r
-\r
- Status = DataHub->LogData (\r
- DataHub,\r
- &gEfiProcessorSubClassGuid,\r
- &gEfiProcessorProducerGuid,\r
- EFI_DATA_RECORD_CLASS_DATA,\r
- RecordBuffer.Raw,\r
- TotalSize\r
- );\r
-\r
- FreePool (RecordBuffer.Raw);\r
+ LogSmbiosData(Smbios, (UINT8 *) SmbiosRecord);\r
+ FreePool (SmbiosRecord);\r
+\r
}\r
\r
\r
\r
--*/\r
{\r
- EFI_STATUS Status;\r
+ EFI_STATUS Status;\r
+ UINT64 Frequency;\r
\r
- CpuUpdateDataHub ();\r
+ //\r
+ // Retrieve the frequency of the performance counter in Hz.\r
+ // \r
+ gWinNt->QueryPerformanceFrequency ((LARGE_INTEGER *)&Frequency);\r
+ \r
+ //\r
+ // Convert frequency in Hz to a clock period in femtoseconds.\r
+ //\r
+ mTimerPeriod = DivU64x64Remainder (1000000000000000, Frequency, NULL);\r
+ \r
+ CpuUpdateSmbios ();\r
\r
Status = gBS->InstallMultipleProtocolInterfaces (\r
&mCpuTemplate.Handle,\r
&gEfiCpuArchProtocolGuid, &mCpuTemplate.Cpu,\r
- &gEfiCpuIoProtocolGuid, &mCpuTemplate.CpuIo,\r
+ &gEfiCpuIo2ProtocolGuid, &mCpuTemplate.CpuIo,\r
NULL\r
);\r
ASSERT_EFI_ERROR (Status);\r
\r
return Status;\r
}\r
-\r
-\r
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