| /*␊ |
| * Copyright (c) 1998-2009 Apple Computer, Inc. All rights reserved.␊ |
| *␊ |
| * @APPLE_LICENSE_HEADER_START@␊ |
| * ␊ |
| * The contents of this file constitute Original Code as defined in and␊ |
| * are subject to the Apple Public Source License Version 1.1 (the␊ |
| * "License"). You may not use this file except in compliance with the␊ |
| * License. Please obtain a copy of the License at␊ |
| * http://www.apple.com/publicsource and read it before using this file.␊ |
| * ␊ |
| * This Original Code and all software distributed under the License are␊ |
| * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
| * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
| * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
| * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the␊ |
| * License for the specific language governing rights and limitations␊ |
| * under the License.␊ |
| * ␊ |
| * @APPLE_LICENSE_HEADER_END@␊ |
| */␊ |
| ␊ |
| #ifndef __LIBSAIO_SMBIOS_H␊ |
| #define __LIBSAIO_SMBIOS_H␊ |
| ␊ |
| //␊ |
| // Based on System Management BIOS Reference Specification v2.5␊ |
| //␊ |
| ␊ |
| typedef uint8_t SMBString;␊ |
| typedef uint8_t SMBByte;␊ |
| typedef uint16_t SMBWord;␊ |
| typedef uint32_t SMBDWord;␊ |
| typedef uint64_t SMBQWord;␊ |
| ␊ |
| ␊ |
| typedef struct DMIEntryPoint {␊ |
| SMBByte anchor[5];␊ |
| SMBByte checksum;␊ |
| SMBWord tableLength;␊ |
| SMBDWord tableAddress;␊ |
| SMBWord structureCount;␊ |
| SMBByte bcdRevision;␊ |
| } __attribute__((packed)) DMIEntryPoint;␊ |
| ␊ |
| typedef struct SMBEntryPoint {␊ |
| SMBByte anchor[4];␊ |
| SMBByte checksum;␊ |
| SMBByte entryPointLength;␊ |
| SMBByte majorVersion;␊ |
| SMBByte minorVersion;␊ |
| SMBWord maxStructureSize;␊ |
| SMBByte entryPointRevision;␊ |
| SMBByte formattedArea[5];␊ |
| DMIEntryPoint dmi;␊ |
| } __attribute__((packed)) SMBEntryPoint;␊ |
| ␊ |
| //␊ |
| // Header common to all SMBIOS structures␊ |
| //␊ |
| ␊ |
| typedef struct SMBStructHeader {␊ |
| SMBByte type;␊ |
| SMBByte length;␊ |
| SMBWord handle;␊ |
| } __attribute__((packed)) SMBStructHeader;␊ |
| ␊ |
| #define SMB_STRUCT_HEADER SMBStructHeader header;␊ |
| ␊ |
| typedef struct SMBAnchor␊ |
| {␊ |
| ␉const SMBStructHeader *␉header;␊ |
| ␉const uint8_t *␉␉␉next;␊ |
| ␉const uint8_t *␉␉␉end;␊ |
| } SMBAnchor;␊ |
| ␊ |
| #define SMB_ANCHOR_IS_VALID(x)␉\␊ |
| ␉((x) && ((x)->header) && ((x)->next) && ((x)->end))␊ |
| ␊ |
| #define SMB_ANCHOR_RESET(x)␉␉\␊ |
| ␉bzero(x, sizeof(typedef struct SMBAnchor));␊ |
| ␊ |
| //␊ |
| // SMBIOS structure types.␊ |
| //␊ |
| ␊ |
| enum {␊ |
| kSMBTypeBIOSInformation = 0,␊ |
| kSMBTypeSystemInformation = 1,␊ |
| kSMBTypeBaseBoard␉␉␉␉␉= 2,␊ |
| kSMBTypeSystemEnclosure = 3,␊ |
| kSMBTypeProcessorInformation = 4,␊ |
| kSMBTypeMemoryModule = 6,␊ |
| kSMBTypeCacheInformation = 7,␊ |
| kSMBTypeSystemSlot = 9,␊ |
| kSMBTypePhysicalMemoryArray = 16,␊ |
| kSMBTypeMemoryDevice = 17,␊ |
| kSMBType32BitMemoryErrorInfo = 18,␊ |
| kSMBType64BitMemoryErrorInfo = 33,␊ |
| ␊ |
| kSMBTypeEndOfTable = 127,␊ |
| ␊ |
| /* Apple Specific Structures */␊ |
| kSMBTypeFirmwareVolume = 128,␊ |
| kSMBTypeMemorySPD = 130,␊ |
| kSMBTypeOemProcessorType = 131,␊ |
| kSMBTypeOemProcessorBusSpeed = 132␊ |
| };␊ |
| ␊ |
| //␊ |
| // BIOS Information (Type 0)␊ |
| //␊ |
| typedef struct SMBBIOSInformation {␊ |
| SMB_STRUCT_HEADER // Type 0␊ |
| SMBString vendor; // BIOS vendor name␊ |
| SMBString version; // BIOS version␊ |
| SMBWord startSegment; // BIOS segment start␊ |
| SMBString releaseDate; // BIOS release date␊ |
| SMBByte romSize; // (n); 64K * (n+1) bytes␊ |
| SMBQWord characteristics; // supported BIOS functions␊ |
| } __attribute__((packed)) SMBBIOSInformation;␊ |
| ␊ |
| //␊ |
| // System Information (Type 1)␊ |
| //␊ |
| ␊ |
| typedef struct SMBSystemInformation {␊ |
| // 2.0+ spec (8 bytes)␊ |
| SMB_STRUCT_HEADER // Type 1␊ |
| SMBString manufacturer;␊ |
| SMBString productName;␊ |
| SMBString version;␊ |
| SMBString serialNumber;␊ |
| // 2.1+ spec (25 bytes)␊ |
| SMBByte uuid[16]; // can be all 0 or all 1's␊ |
| SMBByte wakeupReason; // reason for system wakeup␊ |
| // 2.4+ spec (27 bytes)␊ |
| SMBString skuNumber;␊ |
| SMBString family;␊ |
| } __attribute__((packed)) SMBSystemInformation;␊ |
| ␊ |
| //␊ |
| // Base Board (Type 2)␊ |
| //␊ |
| ␊ |
| typedef struct SMBBaseBoard {␊ |
| SMB_STRUCT_HEADER // Type 2␊ |
| SMBString␉manufacturer;␊ |
| SMBString␉product;␊ |
| SMBString␉version;␊ |
| SMBString␉serialNumber;␊ |
| SMBString␉assetTagNumber;␊ |
| SMBByte␉␉featureFlags;␊ |
| SMBString␉locationInChassis;␊ |
| SMBWord␉␉chassisHandle;␊ |
| SMBByte␉␉boardType;␊ |
| SMBByte␉␉numberOfContainedHandles;␊ |
| ␉// 0 - 255 contained handles go here but we do not include␊ |
| ␉// them in our structure. Be careful to use numberOfContainedHandles␊ |
| ␉// times sizeof(SMBWord) when computing the actual record size,␊ |
| ␉// if you need it.␊ |
| } __attribute__((packed)) SMBBaseBoard;␊ |
| ␊ |
| // Values for boardType in Type 2 records␊ |
| enum {␊ |
| kSMBBaseBoardUnknown␉␉␉␉= 0x01,␊ |
| kSMBBaseBoardOther␉␉␉␉␉= 0x02,␊ |
| kSMBBaseBoardServerBlade␉␉␉= 0x03,␊ |
| kSMBBaseBoardConnectivitySwitch␉␉= 0x04,␊ |
| kSMBBaseBoardSystemMgmtModule␉␉= 0x05,␊ |
| kSMBBaseBoardProcessorModule␉␉= 0x06,␊ |
| kSMBBaseBoardIOModule␉␉␉␉= 0x07,␊ |
| kSMBBaseBoardMemoryModule␉␉␉= 0x08,␊ |
| kSMBBaseBoardDaughter␉␉␉␉= 0x09,␊ |
| kSMBBaseBoardMotherboard␉␉␉= 0x0A,␊ |
| kSMBBaseBoardProcessorMemoryModule␉= 0x0B,␊ |
| kSMBBaseBoardProcessorIOModule␉␉= 0x0C,␊ |
| kSMBBaseBoardInterconnect␉␉␉= 0x0D,␊ |
| };␊ |
| ␊ |
| ␊ |
| //␊ |
| // System Enclosure (Type 3)␊ |
| //␊ |
| ␊ |
| typedef struct SMBSystemEnclosure {␊ |
| SMB_STRUCT_HEADER // Type 3␊ |
| SMBString manufacturer;␊ |
| SMBByte type;␊ |
| SMBString version;␊ |
| SMBString serialNumber;␊ |
| SMBString assetTagNumber;␊ |
| SMBByte bootupState;␊ |
| SMBByte powerSupplyState;␊ |
| SMBByte thermalState;␊ |
| SMBByte securityStatus;␊ |
| SMBDWord oemDefined;␊ |
| } __attribute__((packed)) SMBSystemEnclosure;␊ |
| ␊ |
| //␊ |
| // Processor Information (Type 4)␊ |
| //␊ |
| ␊ |
| typedef struct SMBProcessorInformation {␊ |
| // 2.0+ spec (26 bytes)␊ |
| SMB_STRUCT_HEADER // Type 4␊ |
| SMBString socketDesignation;␊ |
| SMBByte processorType; // CPU = 3␊ |
| SMBByte processorFamily; // processor family enum␊ |
| SMBString manufacturer;␊ |
| SMBQWord processorID; // based on CPUID␊ |
| SMBString processorVersion;␊ |
| SMBByte voltage; // bit7 cleared indicate legacy mode␊ |
| SMBWord externalClock; // external clock in MHz␊ |
| SMBWord maximumClock; // max internal clock in MHz␊ |
| SMBWord currentClock; // current internal clock in MHz␊ |
| SMBByte status;␊ |
| SMBByte processorUpgrade; // processor upgrade enum␊ |
| // 2.1+ spec (32 bytes)␊ |
| SMBWord L1CacheHandle;␊ |
| SMBWord L2CacheHandle;␊ |
| SMBWord L3CacheHandle;␊ |
| // 2.3+ spec (35 bytes)␊ |
| SMBString serialNumber;␊ |
| SMBString assetTag;␊ |
| SMBString partNumber;␊ |
| } __attribute__((packed)) SMBProcessorInformation;␊ |
| ␊ |
| #define kSMBProcessorInformationMinSize 26␊ |
| ␊ |
| //␊ |
| // Memory Module Information (Type 6)␊ |
| // Obsoleted since SMBIOS version 2.1␊ |
| //␊ |
| ␊ |
| typedef struct SMBMemoryModule {␊ |
| SMB_STRUCT_HEADER // Type 6␊ |
| SMBString socketDesignation;␊ |
| SMBByte bankConnections;␊ |
| SMBByte currentSpeed;␊ |
| SMBWord currentMemoryType;␊ |
| SMBByte installedSize;␊ |
| SMBByte enabledSize;␊ |
| SMBByte errorStatus;␊ |
| } __attribute__((packed)) SMBMemoryModule;␊ |
| ␊ |
| #define kSMBMemoryModuleSizeNotDeterminable 0x7D␊ |
| #define kSMBMemoryModuleSizeNotEnabled 0x7E␊ |
| #define kSMBMemoryModuleSizeNotInstalled 0x7F␊ |
| ␊ |
| //␊ |
| // Cache Information (Type 7)␊ |
| //␊ |
| ␊ |
| typedef struct SMBCacheInformation {␊ |
| SMB_STRUCT_HEADER // Type 7␊ |
| SMBString socketDesignation;␊ |
| SMBWord cacheConfiguration;␊ |
| SMBWord maximumCacheSize;␊ |
| SMBWord installedSize;␊ |
| SMBWord supportedSRAMType;␊ |
| SMBWord currentSRAMType;␊ |
| SMBByte cacheSpeed;␊ |
| SMBByte errorCorrectionType;␊ |
| SMBByte systemCacheType;␊ |
| SMBByte associativity;␊ |
| } __attribute__((packed)) SMBCacheInformation;␊ |
| ␊ |
| typedef struct SMBSystemSlot {␊ |
| // 2.0+ spec (12 bytes)␊ |
| SMB_STRUCT_HEADER // Type 9␊ |
| SMBString slotDesignation;␊ |
| SMBByte slotType;␊ |
| SMBByte slotDataBusWidth;␊ |
| SMBByte currentUsage;␊ |
| SMBByte slotLength;␊ |
| SMBWord slotID;␊ |
| SMBByte slotCharacteristics1;␊ |
| // 2.1+ spec (13 bytes)␊ |
| SMBByte slotCharacteristics2;␊ |
| } __attribute__((packed)) SMBSystemSlot;␊ |
| ␊ |
| //␊ |
| // Physical Memory Array (Type 16)␊ |
| //␊ |
| ␊ |
| typedef struct SMBPhysicalMemoryArray {␊ |
| // 2.1+ spec (15 bytes)␊ |
| SMB_STRUCT_HEADER // Type 16␊ |
| SMBByte physicalLocation; // physical location␊ |
| SMBByte arrayUse; // the use for the memory array␊ |
| SMBByte errorCorrection; // error correction/detection method␊ |
| SMBDWord maximumCapacity; // maximum memory capacity in kilobytes␊ |
| SMBWord errorHandle; // handle of a previously detected error␊ |
| SMBWord numMemoryDevices; // number of memory slots or sockets␊ |
| } __attribute__((packed)) SMBPhysicalMemoryArray;␊ |
| ␊ |
| // Memory Array - Use␊ |
| enum {␊ |
| kSMBMemoryArrayUseOther = 0x01,␊ |
| kSMBMemoryArrayUseUnknown = 0x02,␊ |
| kSMBMemoryArrayUseSystemMemory = 0x03,␊ |
| kSMBMemoryArrayUseVideoMemory = 0x04,␊ |
| kSMBMemoryArrayUseFlashMemory = 0x05,␊ |
| kSMBMemoryArrayUseNonVolatileMemory = 0x06,␊ |
| kSMBMemoryArrayUseCacheMemory = 0x07␊ |
| };␊ |
| ␊ |
| // Memory Array - Error Correction Types␊ |
| enum {␊ |
| kSMBMemoryArrayErrorCorrectionTypeOther = 0x01,␊ |
| kSMBMemoryArrayErrorCorrectionTypeUnknown = 0x02,␊ |
| kSMBMemoryArrayErrorCorrectionTypeNone = 0x03,␊ |
| kSMBMemoryArrayErrorCorrectionTypeParity = 0x04,␊ |
| kSMBMemoryArrayErrorCorrectionTypeSingleBitECC = 0x05,␊ |
| kSMBMemoryArrayErrorCorrectionTypeMultiBitECC = 0x06,␊ |
| kSMBMemoryArrayErrorCorrectionTypeCRC = 0x07␊ |
| };␊ |
| ␊ |
| //␊ |
| // Memory Device (Type 17)␊ |
| //␊ |
| ␊ |
| typedef struct SMBMemoryDevice {␊ |
| // 2.1+ spec (21 bytes)␊ |
| SMB_STRUCT_HEADER // Type 17␊ |
| SMBWord arrayHandle; // handle of the parent memory array␊ |
| SMBWord errorHandle; // handle of a previously detected error␊ |
| SMBWord totalWidth; // total width in bits; including ECC bits␊ |
| SMBWord dataWidth; // data width in bits␊ |
| SMBWord memorySize; // bit15 is scale, 0 = MB, 1 = KB␊ |
| SMBByte formFactor; // memory device form factor␊ |
| SMBByte deviceSet; // parent set of identical memory devices␊ |
| SMBString deviceLocator; // labeled socket; e.g. "SIMM 3"␊ |
| SMBString bankLocator; // labeled bank; e.g. "Bank 0" or "A"␊ |
| SMBByte memoryType; // type of memory␊ |
| SMBWord memoryTypeDetail; // additional detail on memory type␊ |
| // 2.3+ spec (27 bytes)␊ |
| SMBWord memorySpeed; // speed of device in MHz (0 for unknown)␊ |
| SMBString manufacturer;␊ |
| SMBString serialNumber;␊ |
| SMBString assetTag;␊ |
| SMBString partNumber;␊ |
| } __attribute__((packed)) SMBMemoryDevice;␊ |
| ␊ |
| //␊ |
| // Firmware Volume Description (Apple Specific - Type 128)␊ |
| //␊ |
| ␊ |
| enum {␊ |
| FW_REGION_RESERVED = 0,␊ |
| FW_REGION_RECOVERY = 1,␊ |
| FW_REGION_MAIN = 2,␊ |
| FW_REGION_NVRAM = 3,␊ |
| FW_REGION_CONFIG = 4,␊ |
| FW_REGION_DIAGVAULT = 5,␊ |
| ␊ |
| NUM_FLASHMAP_ENTRIES = 8␊ |
| };␊ |
| ␊ |
| typedef struct FW_REGION_INFO␊ |
| {␊ |
| SMBDWord StartAddress;␊ |
| SMBDWord EndAddress;␊ |
| } __attribute__((packed)) FW_REGION_INFO;␊ |
| ␊ |
| typedef struct SMBFirmwareVolume {␊ |
| SMB_STRUCT_HEADER // Type 128␊ |
| SMBByte RegionCount;␊ |
| SMBByte Reserved[3];␊ |
| SMBDWord FirmwareFeatures;␊ |
| SMBDWord FirmwareFeaturesMask;␊ |
| SMBByte RegionType[ NUM_FLASHMAP_ENTRIES ];␊ |
| FW_REGION_INFO FlashMap[ NUM_FLASHMAP_ENTRIES ];␊ |
| } __attribute__((packed)) SMBFirmwareVolume;␊ |
| ␊ |
| //␊ |
| // Memory SPD Data (Apple Specific - Type 130)␊ |
| //␊ |
| ␊ |
| typedef struct SMBMemorySPD {␊ |
| ␉SMB_STRUCT_HEADER // Type 130␊ |
| ␉SMBWord Type17Handle;␊ |
| ␉SMBWord Offset;␊ |
| ␉SMBWord Size;␊ |
| ␉SMBWord Data[];␊ |
| } __attribute__((packed)) SMBMemorySPD;␊ |
| ␊ |
| static const char *␊ |
| SMBMemoryDeviceTypes[] =␊ |
| {␊ |
| "RAM", /* 00h Undefined */␊ |
| "RAM", /* 01h Other */␊ |
| "RAM", /* 02h Unknown */␊ |
| "DRAM", /* 03h DRAM */␊ |
| "EDRAM", /* 04h EDRAM */␊ |
| "VRAM", /* 05h VRAM */␊ |
| "SRAM", /* 06h SRAM */␊ |
| "RAM", /* 07h RAM */␊ |
| "ROM", /* 08h ROM */␊ |
| "FLASH", /* 09h FLASH */␊ |
| "EEPROM", /* 0Ah EEPROM */␊ |
| "FEPROM", /* 0Bh FEPROM */␊ |
| "EPROM", /* 0Ch EPROM */␊ |
| "CDRAM", /* 0Dh CDRAM */␊ |
| "3DRAM", /* 0Eh 3DRAM */␊ |
| "SDRAM", /* 0Fh SDRAM */␊ |
| "SGRAM", /* 10h SGRAM */␊ |
| "RDRAM", /* 11h RDRAM */␊ |
| "DDR SDRAM", /* 12h DDR */␊ |
| "DDR2 SDRAM", /* 13h DDR2 */␊ |
| "DDR2 FB-DIMM", /* 14h DDR2 FB-DIMM */␊ |
| "RAM",␉␉␉/* 15h unused */␊ |
| "RAM",␉␉␉/* 16h unused */␊ |
| "RAM",␉␉␉/* 17h unused */␊ |
| "DDR3",␉␉␉/* 18h DDR3, chosen in [5776134] */␊ |
| };␊ |
| ␊ |
| static const int␊ |
| kSMBMemoryDeviceTypeCount = sizeof(SMBMemoryDeviceTypes) /␊ |
| sizeof(SMBMemoryDeviceTypes[0]);␊ |
| ␊ |
| //␊ |
| // OEM Processor Type (Apple Specific - Type 131)␊ |
| //␊ |
| ␊ |
| typedef struct SMBOemProcessorType {␊ |
| ␉SMB_STRUCT_HEADER␊ |
| ␉SMBWord ProcessorType;␊ |
| } __attribute__((packed)) SMBOemProcessorType;␊ |
| ␊ |
| //␊ |
| // OEM Processor Bus Speed (Apple Specific - Type 132)␊ |
| //␊ |
| typedef struct SMBOemProcessorBusSpeed {␊ |
| ␉SMB_STRUCT_HEADER␊ |
| ␉SMBWord ProcessorBusSpeed; // MT/s unit␊ |
| } __attribute__((packed)) SMBOemProcessorBusSpeed;␊ |
| ␊ |
| //----------------------------------------------------------------------------------------------------------␊ |
| ␊ |
| /* From Foundation/Efi/Guid/Smbios/SmBios.h */␊ |
| /* Modified to wrap Data4 array init with {} */␊ |
| #define EFI_SMBIOS_TABLE_GUID {0xeb9d2d31, 0x2d88, 0x11d3, {0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d}}␊ |
| ␊ |
| #define SMBIOS_ORIGINAL␉␉0␊ |
| #define SMBIOS_PATCHED␉␉1␊ |
| ␊ |
| extern void *getSmbios(int which);␊ |
| extern void readSMBIOSInfo(SMBEntryPoint *eps);␊ |
| extern void setupSMBIOSTable(void);␊ |
| ␊ |
| extern void decodeSMBIOSTable(SMBEntryPoint *eps);␊ |
| ␊ |
| ␊ |
| #endif /* !__LIBSAIO_SMBIOS_H */␊␊ |
