/*++
Copyright (c) 2005 - 2007, Intel Corporation                                                         
All rights reserved. This program and the accompanying materials                          
are licensed and made available under the terms and conditions of the BSD License         
which accompanies this distribution. The full text of the license may be found at         
http://opensource.org/licenses/bsd-license.php                                            
                                                                                          
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

Module Name:
    LibSmbios.h
    
Abstract:
    Lib include  for SMBIOS services. Used to get system serial number and GUID

Revision History

--*/

#ifndef _LIB_SMBIOS_H
#define _LIB_SMBIOS_H

//
// Define SMBIOS tables.
//
#pragma pack(1)

typedef UINT8 SMBIOS_STRING;

typedef struct {
  UINT8   AnchorString[4];
  UINT8   EntryPointStructureChecksum;
  UINT8   EntryPointLength;
  UINT8   MajorVersion;
  UINT8   MinorVersion;
  UINT16  MaxStructureSize;
  UINT8   EntryPointRevision;
  UINT8   FormattedArea[5];
  UINT8   IntermediateAnchorString[5];
  UINT8   IntermediateChecksum;
  UINT16  TableLength;
  UINT32  TableAddress;
  UINT16  NumberOfSmbiosStructures;
  UINT8   SmbiosBcdRevision;
} SMBIOS_STRUCTURE_TABLE;

//
// Please note that SMBIOS structures can be odd byte aligned since the
//  unformated section of each record is a set of arbitrary size strings.
//
typedef struct {
  UINT8   Type;
  UINT8   Length;
  UINT16  Handle;
} SMBIOS_HEADER;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Vendor;
  SMBIOS_STRING BiosVersion;
  UINT16        BiosSegment;
  SMBIOS_STRING BiosReleaseDate;
  UINT8         BiosSize;
  UINT64        BiosCharacteristics;
  UINT8         BIOSCharacteristicsExtensionBytes[2];
  UINT8         SystemBiosMajorRelease;
  UINT8         SystemBiosMinorRelease;
  UINT8         EmbeddedControllerFirmwareMajorRelease;
  UINT8         EmbeddedControllerFirmwareMinorRelease;
} SMBIOS_TYPE0;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Manufacturer;
  SMBIOS_STRING ProductName;
  SMBIOS_STRING Version;
  SMBIOS_STRING SerialNumber;
  EFI_GUID      Uuid;
  UINT8         WakeUpType;
  SMBIOS_STRING SKUNumber;
  SMBIOS_STRING Family;
} SMBIOS_TYPE1;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Manufacturer;
  SMBIOS_STRING ProductName;
  SMBIOS_STRING Version;
  SMBIOS_STRING SerialNumber;
  SMBIOS_STRING AssetTag;
  UINT8         FeatureFlag;
  SMBIOS_STRING LocationInChassis;
  UINT16        ChassisHandle;
  UINT8         BoardType;
  UINT8         NumberOfContainedObjectHandles;
  UINT16        ContainedObjectHandles[1];
} SMBIOS_TYPE2;

typedef struct {
  UINT8         ContainedElementType;
  UINT8         ContainedElementMinimum;
  UINT8         ContainedElementMaximum;
} CONTAINED_ELEMENT;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Manufacturer;
  UINT8         Type;
  SMBIOS_STRING Version;
  SMBIOS_STRING SerialNumber;
  SMBIOS_STRING AssetTag;
  UINT8         BootupState;
  UINT8         PowerSupplyState;
  UINT8         ThermalState;
  UINT8         SecurityStatus;
  UINT8         OemDefined[4];
  UINT8         Height;
  UINT8         NumberofPowerCords;
  UINT8         ContainedElementCount;
  UINT8         ContainedElementRecordLength;
  CONTAINED_ELEMENT     ContainedElements[1];
} SMBIOS_TYPE3;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         Socket;
  UINT8         ProcessorType;
  UINT8         ProcessorFamily;
  SMBIOS_STRING ProcessorManufacture;
  UINT8         ProcessorId[8];
  SMBIOS_STRING ProcessorVersion;
  UINT8         Voltage;
  UINT16        ExternalClock;
  UINT16        MaxSpeed;
  UINT16        CurrentSpeed;
  UINT8         Status;
  UINT8         ProcessorUpgrade;
  UINT16        L1CacheHandle;
  UINT16        L2CacheHandle;
  UINT16        L3CacheHandle;
  SMBIOS_STRING SerialNumber;
  SMBIOS_STRING AssetTag;
  SMBIOS_STRING PartNumber;
  //
  // Add for smbios 2.5
  //  
  UINT8         CoreCount;
  UINT8         EnabledCoreCount;
  UINT8         ThreadCount;
  UINT16        ProcessorCharacteristics;
  //
  // Add for smbios 2.6
  //  
  UINT16        ProcessorFamily2;
} SMBIOS_TYPE4;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         ErrDetectMethod;
  UINT8         ErrCorrectCapability;
  UINT8         SupportInterleave;
  UINT8         CurrentInterleave;
  UINT8         MaxMemoryModuleSize;
  UINT16        SupportSpeed;
  UINT16        SupportMemoryType;
  UINT8         MemoryModuleVoltage;
  UINT8         AssociatedMemorySlotNum;
  UINT16        MemoryModuleConfigHandles[1];
} SMBIOS_TYPE5;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING SocketDesignation;
  UINT8         BankConnections;
  UINT8         CurrentSpeed;
  UINT16        CurrentMemoryType;
  UINT8         InstalledSize;
  UINT8         EnabledSize;
  UINT8         ErrorStatus;
} SMBIOS_TYPE6;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING SocketDesignation;
  UINT16        CacheConfiguration;
  UINT16        MaximumCacheSize;
  UINT16        InstalledSize;
  UINT16        SupportedSRAMType;
  UINT16        CurrentSRAMType;
  UINT8         CacheSpeed;
  UINT8         ErrorCorrectionType;
  UINT8         SystemCacheType;
  UINT8         Associativity;
} SMBIOS_TYPE7;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING InternalReferenceDesignator;
  UINT8         InternalConnectorType;
  SMBIOS_STRING ExternalReferenceDesignator;
  UINT8         ExternalConnectorType;
  UINT8         PortType;
} SMBIOS_TYPE8;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING SlotDesignation;
  UINT8         SlotType;
  UINT8         SlotDataBusWidth;
  UINT8         CurrentUsage;
  UINT8         SlotLength;
  UINT16        SlotID;
  UINT8         SlotCharacteristics1;
  UINT8         SlotCharacteristics2;
  //
  // Add for smbios 2.6
  //  
  UINT16        SegmentGroupNum;
  UINT8         BusNum;
  UINT8         DevFuncNum;  
} SMBIOS_TYPE9;

typedef struct DeviceStruct {
  UINT8         DeviceType;
  SMBIOS_STRING DescriptionString;
} DeviceStruct;

typedef struct {
  SMBIOS_HEADER Hdr;
  DeviceStruct  Device[1];
} SMBIOS_TYPE10;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         StringCount;
} SMBIOS_TYPE11;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         StringCount;
} SMBIOS_TYPE12;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         InstallableLanguages;
  UINT8         Flags;
  UINT8         reserved[15];
  SMBIOS_STRING CurrentLanguages;
} SMBIOS_TYPE13;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING GroupName;
  UINT8         ItemType;
  UINT16        ItemHandle;
} SMBIOS_TYPE14;

typedef struct EVENTLOGTYPE {
  UINT8 LogType;
  UINT8 DataFormatType;
} EVENTLOGTYPE;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT16        LogAreaLength;
  UINT16        LogHeaderStartOffset;
  UINT16        LogDataStartOffset;
  UINT8         AccessMethod;
  UINT8         LogStatus;
  UINT32        LogChangeToken;
  UINT32        AccessMethodAddress;
  UINT8         LogHeaderFormat;
  UINT8         NumberOfSupportedLogTypeDescriptors;
  UINT8         LengthOfLogTypeDescriptor;
  EVENTLOGTYPE  EventLogTypeDescriptors[1];
} SMBIOS_TYPE15;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         Location;
  UINT8         Use;
  UINT8         MemoryErrorCorrection;
  UINT32        MaximumCapacity;
  UINT16        MemoryErrorInformationHandle;
  UINT16        NumberOfMemoryDevices;
} SMBIOS_TYPE16;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT16        MemoryArrayHandle;
  UINT16        MemoryErrorInformationHandle;
  UINT16        TotalWidth;
  UINT16        DataWidth;
  UINT16        Size;
  UINT8         FormFactor;
  UINT8         DeviceSet;
  SMBIOS_STRING DeviceLocator;
  SMBIOS_STRING BankLocator;
  UINT8         MemoryType;
  UINT16        TypeDetail;
  UINT16        Speed;
  SMBIOS_STRING Manufacturer;
  SMBIOS_STRING SerialNumber;
  SMBIOS_STRING AssetTag;
  SMBIOS_STRING PartNumber;
  //
  // Add for smbios 2.6
  //    
  UINT8         Attributes;
} SMBIOS_TYPE17;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         ErrorType;
  UINT8         ErrorGranularity;
  UINT8         ErrorOperation;
  UINT32        VendorSyndrome;
  UINT32        MemoryArrayErrorAddress;
  UINT32        DeviceErrorAddress;
  UINT32        ErrorResolution;
} SMBIOS_TYPE18;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT32        StartingAddress;
  UINT32        EndingAddress;
  UINT16        MemoryArrayHandle;
  UINT8         PartitionWidth;
} SMBIOS_TYPE19;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT32        StartingAddress;
  UINT32        EndingAddress;
  UINT16        MemoryDeviceHandle;
  UINT16        MemoryArrayMappedAddressHandle;
  UINT8         PartitionRowPosition;
  UINT8         InterleavePosition;
  UINT8         InterleavedDataDepth;
} SMBIOS_TYPE20;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         Type;
  UINT8         Interface;
  UINT8         NumberOfButtons;
} SMBIOS_TYPE21;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Location;
  SMBIOS_STRING Manufacturer;
  SMBIOS_STRING ManufactureDate;
  SMBIOS_STRING SerialNumber;
  SMBIOS_STRING DeviceName;
  UINT8         DeviceChemistry;
  UINT16        DeviceCapacity;
  UINT16        DesignVoltage;
  SMBIOS_STRING SBDSVersionNumber;
  UINT8         MaximumErrorInBatteryData;
  UINT16        SBDSSerialNumber;
  UINT16        SBDSManufactureDate;
  SMBIOS_STRING SBDSDeviceChemistry;
  UINT8         DesignCapacityMultiplier;
  UINT32        OEMSpecific;
} SMBIOS_TYPE22;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         Capabilities;
  UINT16        ResetCount;
  UINT16        ResetLimit;
  UINT16        TimerInterval;
  UINT16        Timeout;
} SMBIOS_TYPE23;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         HardwareSecuritySettings;
} SMBIOS_TYPE24;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         NextScheduledPowerOnMonth;
  UINT8         NextScheduledPowerOnDayOfMonth;
  UINT8         NextScheduledPowerOnHour;
  UINT8         NextScheduledPowerOnMinute;
  UINT8         NextScheduledPowerOnSecond;
} SMBIOS_TYPE25;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Description;
  UINT8         LocationAndStatus;
  UINT16        MaximumValue;
  UINT16        MinimumValue;
  UINT16        Resolution;
  UINT16        Tolerance;
  UINT16        Accuracy;
  UINT32        OEMDefined;
  UINT16        NominalValue;
} SMBIOS_TYPE26;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT16        TemperatureProbeHandle;
  UINT8         DeviceTypeAndStatus;
  UINT8         CoolingUnitGroup;
  UINT32        OEMDefined;
  UINT16        NominalSpeed;
} SMBIOS_TYPE27;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Description;
  UINT8         LocationAndStatus;
  UINT16        MaximumValue;
  UINT16        MinimumValue;
  UINT16        Resolution;
  UINT16        Tolerance;
  UINT16        Accuracy;
  UINT32        OEMDefined;
  UINT16        NominalValue;
} SMBIOS_TYPE28;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Description;
  UINT8         LocationAndStatus;
  UINT16        MaximumValue;
  UINT16        MinimumValue;
  UINT16        Resolution;
  UINT16        Tolerance;
  UINT16        Accuracy;
  UINT32        OEMDefined;
  UINT16        NominalValue;
} SMBIOS_TYPE29;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING ManufacturerName;
  UINT8         Connections;
} SMBIOS_TYPE30;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8                 Checksum;
  UINT8                 Reserved1;
  UINT16                Reserved2;
  UINT32                BisEntry16;
  UINT32                BisEntry32;
  UINT64                Reserved3;
  UINT32                Reserved4;
} SMBIOS_TYPE31;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         Reserved[6];
  UINT8         BootStatus[1];
} SMBIOS_TYPE32;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         ErrorType;
  UINT8         ErrorGranularity;
  UINT8         ErrorOperation;
  UINT32        VendorSyndrome;
  UINT64        MemoryArrayErrorAddress;
  UINT64        DeviceErrorAddress;
  UINT32        ErrorResolution;
} SMBIOS_TYPE33;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Description;
  UINT8         Type;
  UINT32        Address;
  UINT8         AddressType;
} SMBIOS_TYPE34;

typedef struct {
  SMBIOS_HEADER Hdr;
  SMBIOS_STRING Description;
  UINT16        ManagementDeviceHandle;
  UINT16        ComponentHandle;
  UINT16        ThresholdHandle;
} SMBIOS_TYPE35;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT16        LowerThresholdNonCritical;
  UINT16        UpperThresholdNonCritical;
  UINT16        LowerThresholdCritical;
  UINT16        UpperThresholdCritical;
  UINT16        LowerThresholdNonRecoverable;
  UINT16        UpperThresholdNonRecoverable;
} SMBIOS_TYPE36;

typedef struct MEMORYDEVICE {
  UINT8   DeviceLoad;
  UINT16  DeviceHandle;
} MEMORYDEVICE;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         ChannelType;
  UINT8         MaximumChannelLoad;
  UINT8         MemoryDeviceCount;
  MEMORYDEVICE  MemoryDevice[1];
} SMBIOS_TYPE37;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         InterfaceType;
  UINT8         IPMISpecificationRevision;
  UINT8         I2CSlaveAddress;
  UINT8         NVStorageDeviceAddress;
  UINT64        BaseAddress;
} SMBIOS_TYPE38;

typedef struct {
  SMBIOS_HEADER Hdr;
  UINT8         PowerUnitGroup;
  SMBIOS_STRING Location;
  SMBIOS_STRING DeviceName;
  SMBIOS_STRING Manufacturer;
  SMBIOS_STRING SerialNumber;
  SMBIOS_STRING AssetTagNumber;
  SMBIOS_STRING ModelPartNumber;
  SMBIOS_STRING RevisionLevel;
  UINT16        MaxPowerCapacity;
  UINT16        PowerSupplyCharacteristics;
  UINT16        InputVoltageProbeHandle;
  UINT16        CoolingDeviceHandle;
  UINT16        InputCurrentProbeHandle;
} SMBIOS_TYPE39;

//
// Add type 40 and type 41 for smbios 2.6
//
typedef struct {                       
  UINT8                   EntryLength; 
  UINT16                  ReferencedHandle;
  UINT8                   ReferencedOffset;
  SMBIOS_STRING           EntryString;
  UINT8                   Value[1];
} ADDITIONAL_INFORMATION_ENTRY;

typedef struct {
  SMBIOS_HEADER                   Hdr;
  UINT8                           NumberOfAdditionalInformationEntries;
  ADDITIONAL_INFORMATION_ENTRY    AdditionalInfoEntries[1];
} SMBIOS_TYPE40;

typedef struct {
  SMBIOS_HEADER     Hdr;
  SMBIOS_STRING     ReferenceDesignation;
  UINT8             DeviceType;
  UINT8             DeviceTypeInstance;
  UINT16            SegmentGroupNum;
  UINT8             BusNum;
  UINT8             DevFuncNum;  
} SMBIOS_TYPE41;

typedef struct {
  SMBIOS_HEADER Hdr;
} SMBIOS_TYPE126;

typedef struct {
  SMBIOS_HEADER Hdr;
} SMBIOS_TYPE127;

/*
  Notes: 
    Among the following 42 type of structues for SMBIOS Stucture table,
    There are only 11 Types(0,1,3,4,7,9,16,17,19,20,32) are required,
    The other types is optional.
*/
typedef union {
  SMBIOS_HEADER   *Hdr;
  SMBIOS_TYPE0    *Type0;
  SMBIOS_TYPE1    *Type1;
  SMBIOS_TYPE2    *Type2;
  SMBIOS_TYPE3    *Type3;
  SMBIOS_TYPE4    *Type4;
  SMBIOS_TYPE5    *Type5;
  SMBIOS_TYPE6    *Type6;
  SMBIOS_TYPE7    *Type7;
  SMBIOS_TYPE8    *Type8;
  SMBIOS_TYPE9    *Type9;
  SMBIOS_TYPE10   *Type10;
  SMBIOS_TYPE11   *Type11;
  SMBIOS_TYPE12   *Type12;
  SMBIOS_TYPE13   *Type13;
  SMBIOS_TYPE14   *Type14;
  SMBIOS_TYPE15   *Type15;
  SMBIOS_TYPE16   *Type16;
  SMBIOS_TYPE17   *Type17;
  SMBIOS_TYPE18   *Type18;
  SMBIOS_TYPE19   *Type19;
  SMBIOS_TYPE20   *Type20;
  SMBIOS_TYPE21   *Type21;
  SMBIOS_TYPE22   *Type22;
  SMBIOS_TYPE23   *Type23;
  SMBIOS_TYPE24   *Type24;
  SMBIOS_TYPE25   *Type25;
  SMBIOS_TYPE26   *Type26;
  SMBIOS_TYPE27   *Type27;
  SMBIOS_TYPE28   *Type28;
  SMBIOS_TYPE29   *Type29;
  SMBIOS_TYPE30   *Type30;
  SMBIOS_TYPE31   *Type31;
  SMBIOS_TYPE32   *Type32;
  SMBIOS_TYPE33   *Type33;
  SMBIOS_TYPE34   *Type34;
  SMBIOS_TYPE35   *Type35;
  SMBIOS_TYPE36   *Type36;
  SMBIOS_TYPE37   *Type37;
  SMBIOS_TYPE38   *Type38;
  SMBIOS_TYPE39   *Type39;
  SMBIOS_TYPE40   *Type40;
  SMBIOS_TYPE41   *Type41;
  SMBIOS_TYPE126  *Type126;
  SMBIOS_TYPE127  *Type127;
  UINT8           *Raw;
} SMBIOS_STRUCTURE_POINTER;

#pragma pack()

CHAR8         *
LibGetSmbiosString (
  IN  SMBIOS_STRUCTURE_POINTER      *Smbios,
  IN  UINT16                        StringNumber
  );

EFI_STATUS
LibGetSmbiosSystemGuidAndSerialNumber (
  IN  EFI_GUID                      *SystemGuid,
  OUT CHAR8                         **SystemSerialNumber
  );


#endif

