/* * Copyright (c) 2020, Liav A. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. 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. * * 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 THE COPYRIGHT HOLDER OR CONTRIBUTORS 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. */ #pragma once #include #include #include #include #include #include namespace Kernel { namespace SMBIOS { struct [[gnu::packed]] LegacyEntryPoint32bit { char legacy_sig[5]; u8 checksum2; u16 smboios_table_length; u32 smbios_table_ptr; u16 smbios_tables_count; u8 smbios_bcd_revision; }; struct [[gnu::packed]] EntryPoint32bit { char sig[4]; u8 checksum; u8 length; u8 major_version; u8 minor_version; u16 maximum_structure_size; u8 implementation_revision; char formatted_area[5]; LegacyEntryPoint32bit legacy_structure; }; struct [[gnu::packed]] EntryPoint64bit { char sig[5]; u8 checksum; u8 length; u8 major_version; u8 minor_version; u8 document_revision; u8 revision; u8 reserved; u32 table_maximum_size; u64 table_ptr; }; struct [[gnu::packed]] TableHeader { u8 type; u8 length; u16 handle; }; enum class TableType { BIOSInfo = 0, SysInfo = 1, ModuleInfo = 2, SysEnclosure = 3, ProcessorInfo = 4, CacheInfo = 7, PortConnectorInfo = 8, SystemSlots = 9, OEMStrings = 11, SysConfigOptions = 12, BIOSLanguageInfo = 13, GroupAssociations = 14, SysEventLog = 15, PhysicalMemoryArray = 16, MemoryDevice = 17, MemoryErrorInfo32Bit = 18, MemoryArrayMappedAddress = 19, MemoryDeviceMappedAddress = 20, BuiltinPointingDevice = 21, PortableBattery = 22, SysReset = 23, HardwareSecurity = 24, SysPowerControls = 25, VoltageProbe = 26, CoolingDevice = 27, TemperatureProbe = 28, ElectricalCurrentProbe = 29, OutOfBandRemoteAccess = 30, SystemBootInfo = 32, MemoryErrorInfo64Bit = 33, ManagementDevice = 34, ManagementDeviceComponent = 35, ManagementDeviceThresholdData = 36, MemoryChannel = 37, IPMIDeviceInfo = 38, SysPowerSupply = 39, AdditionalInfo = 40, OnboardDevicesExtendedInfo = 41, ManagementControllerHostInterface = 42, TPMDevice = 43, ProcessorAdditionalInfo = 44, Inactive = 126, EndOfTable = 127 }; struct [[gnu::packed]] BIOSInfo { // Type 0 TableHeader h; u8 bios_vendor_str_number; u8 bios_version_str_number; u16 bios_segment; u8 bios_release_date_str_number; u8 bios_rom_size; u64 bios_characteristics; u8 ext_bios_characteristics[]; }; enum class BIOSCharacteristics { Unknown = (1 << 2), NotSupported = (1 << 3), ISA_support = (1 << 4), MCA_support = (1 << 5), EISA_support = (1 << 6), PCI_support = (1 << 7), PCMCIA_support = (1 << 8), PnP_support = (1 << 9), APM_support = (1 << 10), UpgradeableBIOS = (1 << 11), Shadowing_BIOS = (1 << 12), VL_VESA_support = (1 << 13), ESCD_support = (1 << 14), CD_boot_support = (1 << 15), select_boot_support = (1 << 16), BIOS_ROM_socketed = (1 << 17), PCMCIA_boot_support = (1 << 18), EDD_spec_support = (1 << 19), floppy_nec98_1200k_support = (1 << 20), floppy_toshiba_1200k_support = (1 << 21), floppy_360k_support = (1 << 22), floppy_1200k_services_support = (1 << 23), floppy_720k_services_support = (1 << 24), floppy_2880k_services_support = (1 << 25), int5_print_screen_support = (1 << 26), int9_8042_keyboard_support = (1 << 27), int14_serial_support = (1 << 28), int17_printer_support = (1 << 29), int10_video_support = (1 << 30), nec_pc98 = (1 << 31) }; struct [[gnu::packed]] ExtBIOSInfo { u8 bios_major_release; u8 bios_minor_release; u8 embedded_controller_firmware_major_release; u8 embedded_controller_firmware_minor_release; u16 ext_bios_rom_size; }; struct [[gnu::packed]] SysInfo { // Type 1 TableHeader h; u8 manufacturer_str_number; u8 product_name_str_number; u8 version_str_number; u8 serial_number_str_number; u64 uuid[2]; u8 wake_up_type; u8 sku_str_number; u8 family_str_number; }; enum class WakeUpType { Reserved = 0, Other = 1, Unknown = 2, APM_TIMER = 3, MODEM_RING = 4, LAN_REMOTE = 5, POWER_SWTCH = 6, PCI_PME = 7, AC_RESTORE = 8, }; struct [[gnu::packed]] ModuleInfo { // Type 2 TableHeader h; u8 manufacturer_str_number; u8 product_name_str_number; u8 version_str_number; u8 serial_number_str_number; u8 asset_tag_str_number; u8 feature_flags; u8 chassis_location; u16 chassis_handle; u8 board_type; u8 contained_object_handles_count; u16 contained_object_handles[]; }; enum class BoardType { Unkown = 0x1, Other = 0x2, Server_Blade = 0x3, Connectivity_Switch = 0x4, System_Management_Module = 0x5, Processor_Module = 0x6, IO_Module = 0x7, Memory_Module = 0x8, Daughter_Board = 0x9, Motherboard = 0xA, Processor_Memory_Module = 0xB, Processor_IO_Module = 0xC, Interconnect_Board = 0xD, }; struct [[gnu::packed]] SysEnclosure { // Type 3 TableHeader h; u8 manufacturer_str_number; u8 type; u8 version_str_number; u8 serial_number_str_number; u8 asset_tag_str_number; u8 boot_up_state; u8 power_supply_state; u8 thermal_state; u8 security_status; u32 vendor_specific_info; u8 height; u8 power_cords_number; u8 contained_element_count; u8 contained_element_record_length; }; struct [[gnu::packed]] ExtSysEnclosure { u8 sku_str_number; }; enum class SysEnclosureType { Other = 0x1, Unknown = 0x2, Desktop = 0x3, Low_Profile_Desktop = 0x4, Pizza_Box = 0x5, Mini_Tower = 0x6, Tower = 0x7, Portable = 0x8, Laptop = 0x9, Notebook = 0xA, Hand_Held = 0xB, Docking_Station = 0xC, AIO = 0xD, Sub_Notebook = 0xE, Space_Saving = 0xF, Lunch_Box = 0x10, Main_Server_Chassis = 0x11, Expansion_Chassis = 0x12, Sub_Chassis = 0x13, Bus_Expansion_Chassis = 0x14, Peripheral_Chassis = 0x15, RAID_Chassis = 0x16, Rack_MOunt_Chassis = 0x17, Sealed_case_PC = 0x18, Multi_System_Chasis = 0x19, Compact_PCI = 0x1A, Advanced_TCA = 0x1B, Blade = 0x1C, Blade_Enclosure = 0x1D, Tablet = 0x1E, Convertible = 0x1F, Detachable = 0x20, IoT_Gateway = 0x21, Embedded_PC = 0x22, Mini_PC = 0x23, Stick_PC = 0x24, }; enum class SysEnclosureState { Other = 0x1, Unknown = 0x2, Safe = 0x3, Warning = 0x4, Critical = 0x5, Non_Recoverable = 0x6, }; enum class SysEnclosureSecurityStatus { Other = 0x1, Unknown = 0x2, None = 0x3, External_Interface_Locked_Out = 0x4, External_Interface_Enabled = 0x5, }; struct [[gnu::packed]] SysEnclosureContainedElement { u8 type; u8 min_contained_element_count; u8 max_contained_element_count; }; struct [[gnu::packed]] ProcessorInfo { // Type 4 TableHeader h; u8 socket_designation_str_number; u8 processor_type; u8 processor_family; u8 processor_manufacturer_str_number; u64 processor_id; u8 processor_version_str_number; u8 voltage; u16 external_clock; u16 max_speed; u16 current_speed; u8 status; u8 processor_upgrade; u16 l1_cache_handle; u16 l2_cache_handle; u16 l3_cache_handle; u8 serial_number_str_number; u8 asset_tag_str_number; u8 part_number_str_number; u8 core_count; u8 core_enabled; u8 thread_count; u16 processor_characteristics; u16 processor_family2; u16 core_count2; u16 core_enabled2; u16 thread_count2; }; enum class ProcessorType { Other = 0x1, Unknown = 0x2, Central_Processor = 0x3, Math_Processor = 0x4, DSP_Processor = 0x5, Video_Processor = 0x6, }; enum class ProcessorUpgrade { Other = 0x1, Unknown = 0x2, Daughter_Board = 0x3, ZIF_Socket = 0x4, Replaceable_Piggy_Back = 0x5, None = 0x6, LIF_Sokcet = 0x7, Slot_1 = 0x8, Slot_2 = 0x9, Socket_370_pin = 0xA, Slot_A = 0xB, Slot_M = 0xC, Socket_423 = 0xD, Socket_A_462 = 0xE, Socket_478 = 0xF, Socket_754 = 0x10, Socket_940 = 0x11, Socket_939 = 0x12, Socket_mPGA604 = 0x13, Socket_LGA771 = 0x14, Socket_LGA775 = 0x15, Socket_S1 = 0x16, Socket_AM2 = 0x17, Socket_F_1207 = 0x18, Socket_LGA1366 = 0x19, Socket_G34 = 0x1A, Socket_AM3 = 0x1B, Socket_C32 = 0x1C, Socket_LGA1156 = 0x1D, Socket_LGA1567 = 0x1E, Socket_PGA988A = 0x1F, Socket_BGA1288 = 0x20, Socket_rPGA988B = 0x21, Socket_BGA1023 = 0x22, Socket_BGA1224 = 0x23, Socket_LGA1155 = 0x24, Socket_LGA1356 = 0x25, Socket_LGA2011 = 0x26, Socket_FS1 = 0x27, Socket_FS2 = 0x28, Socket_FM1 = 0x29, Socket_FM2 = 0x2A, Socket_LGA2011_3 = 0x2B, Socket_LGA1356_3 = 0x2C, Socket_LGA1150 = 0x2D, Socket_BGA1168 = 0x2E, Socket_BGA1234 = 0x2F, Socket_BGA1364 = 0x30, Socket_AM4 = 0x31, Socket_LGA1151 = 0x32, Socket_BGA1356 = 0x33, Socket_BGA1440 = 0x34, Socket_BGA1515 = 0x35, Socket_LGA3647_1 = 0x36, Socket_SP3 = 0x37, Socket_SP3r2 = 0x38, Socket_LGA2066 = 0x39, Socket_BGA1392 = 0x3A, Socket_BGA1510 = 0x3B, Socket_BGA1528 = 0x3C }; struct [[gnu::packed]] CacheInfo { // Type 7 TableHeader h; u8 socket_designation_str_number; u16 cache_config; u16 max_cache_size; u16 installed_size; u16 supported_sram_type; u16 current_sram_type; u8 cache_speed; u8 error_correction_type; u8 system_cache_type; u8 associativity; u32 max_cache_size2; u32 installed_size2; }; struct [[gnu::packed]] PortConnectorInfo { // Type 8 TableHeader h; u8 internal_reference_designator_str_number; u8 internal_connector_type; u8 external_reference_designator_str_number; u8 external_connector_type; u8 port_type; }; enum class ConnectorType { None = 0x0, Centronics = 0x1, Mini_Centronics = 0x2, Proprietary = 0x3, DB_25_pin_male = 0x4, DB_25_pin_female = 0x5, DB_15_pin_male = 0x6, DB_15_pin_female = 0x7, DB_9_pin_male = 0x8, DB_9_pin_female = 0x9, RJ_11 = 0xA, RJ_45 = 0xB, MiniSCSI_50_pin = 0xC, MiniDIN = 0xD, MicroDIN = 0xE, PS2 = 0xF, Infrared = 0x10, HP_HIL = 0x11, AccessBus_USB = 0x12, SSA_SCSI = 0x13, Circular_DIN8_male = 0x14, Circular_DIN8_female = 0x15, OnBoard_IDE = 0x16, OnBoard_Floppy = 0x17, Dual_Inline_9pin = 0x18, Dual_Inline_25pin = 0x19, Dual_Inline_50pin = 0x1A, Dual_Inline_68pin = 0x1B, OnBoard_SoundInput_CDROM = 0x1C, Mini_Centronics_Type14 = 0x1D, Mini_Centronics_Type26 = 0x1E, Mini_Jack_Headphones = 0x1F, BNC = 0x20, Connector_1394 = 0x21, SAS_SATA_Plug_Receptacle = 0x22, USB_TypeC_Receptacle = 0x23, PC98 = 0xA0, PC98_Hireso = 0xA1, PC_H98 = 0xA2, PC98_Note = 0xA3, PC98_Full = 0xA4, Other = 0xFF }; enum class PortType { None = 0x0, Parallel_Port_XT_AT_Compatible = 0x1, Parallel_Port_PS2 = 0x2, Parallel_Port_ECP = 0x3, Parallel_Port_EPP = 0x4, Parallel_Port_ECP_EPP = 0x5, Serial_Port_XT_AT_Compatible = 0x6, Serial_Port_16450_Compatible = 0x7, Serial_Port_16550_Compatible = 0x8, Serial_Port_16550A_Compatible = 0x9, SCSI_Port = 0xA, MIDI_Port = 0xB, Joy_Stick_Port = 0xC, Keyboard_Port = 0xD, Mouse_Port = 0xE, SSA_SCSI = 0xF, USB = 0x10, FireWire = 0x11, PCMCIA_Type1 = 0x12, PCMCIA_Type2 = 0x13, PCMCIA_Type3 = 0x14, Cardbus = 0x15, AccessBus_Port = 0x16, SCSI_2 = 0x17, SCSI_Wide = 0x18, PC98 = 0x19, PC98_Hireso = 0x1A, PC_H98 = 0x1B, Video_Port = 0x1C, Audio_Port = 0x1D, Modem_Port = 0x1E, Network_Port = 0x1F, SATA = 0x20, SAS = 0x21, MFDP = 0x22, Thunderbolt = 0x23, Intel_8251_Compatible = 0xA0, Intel_8251_FIFO_Compatible = 0xA1, Other = 0xFF }; struct [[gnu::packed]] SystemSlotPeerGroup { u16 segment_group_number; u8 bus_number; u8 device_function_number; u8 data_bus_width; }; struct [[gnu::packed]] SystemSlots { // Type 9 TableHeader h; u8 slot_designation_str_number; u8 slot_type; u8 slot_data_bus_width; u8 current_stage; u8 slot_length; u16 slot_id; u8 slot_characteristics_1; u8 slot_characteristics_2; u16 segment_group_number; u8 bus_number; u8 device_function_number; u8 data_bus_width; u8 peer_grouping_count; SystemSlotPeerGroup peer_groups[]; }; enum class SlotType { Other = 0x1, Unknown = 0x2, ISA = 0x3, MCA = 0x4, EISA = 0x5, PCI = 0x6, PCMCIA = 0x7, VL_VESA = 0x8, Proprietary = 0x9, Processor_Card_Slot = 0xA, Proprietary_Memory_Card_Slot = 0xB, IO_Riser_Card_Slot = 0xC, NuBus = 0xD, PCI_66MHZ_Capable = 0xE, AGP = 0xF, AGP_2X = 0x10, AGP_4X = 0x11, PCI_X = 0x12, AGP_8X = 0x13, M_Dot_2_Socket_1_DP = 0x14, M_Dot_2_Socket_1_SD = 0x15, M_Dot_2_Socket_2 = 0x16, M_Dot_2_Socket_3 = 0x17, MXM_Type1 = 0x18, MXM_Type2 = 0x19, MXM_Type3_Standard = 0x1A, MXM_Type3_HE = 0x1B, MXM_Type4 = 0x1C, MXM_3_Type_A = 0x1D, MXM_3_Type_B = 0x1E, PCI_Express_Gen2 = 0x1F, PCI_Express_Gen3 = 0x20, PCI_Express_Mini_52pin_Type1 = 0x21, PCI_Express_Mini_52pin_Type2 = 0x22, PCI_Express_Mini_76pin = 0x23, CXL_Flexbus_1_0 = 0x30, PC98_C20 = 0xA0, PC98_C24 = 0xA1, PC98_E = 0xA2, PC98_Local_Bus = 0xA3, PC98_Card = 0xA4, PCI_Express = 0xA5, PCI_Express_x1 = 0xA6, PCI_Express_x2 = 0xA7, PCI_Express_x4 = 0xA8, PCI_Express_x8 = 0xA9, PCI_Express_x16 = 0xAA, PCI_Express_Gen_2 = 0xAB, PCI_Express_Gen_2_x1 = 0xAC, PCI_Express_Gen_2_x2 = 0xAD, PCI_Express_Gen_2_x4 = 0xAE, PCI_Express_Gen_2_x8 = 0xAF, PCI_Express_Gen_2_x16 = 0xB0, PCI_Express_Gen_3 = 0xB1, PCI_Express_Gen_3_x1 = 0xB2, PCI_Express_Gen_3_x2 = 0xB3, PCI_Express_Gen_3_x4 = 0xB4, PCI_Express_Gen_3_x8 = 0xB5, PCI_Express_Gen_3_x16 = 0xB6, PCI_Express_Gen_4 = 0xB8, PCI_Express_Gen_4_x1 = 0xB9, PCI_Express_Gen_4_x2 = 0xBA, PCI_Express_Gen_4_x4 = 0xBB, PCI_Express_Gen_4_x8 = 0xBC, PCI_Express_Gen_4_x16 = 0xBD }; enum class SlotDataBusWidth { Other = 0x1, Unknown = 0x2, _8_bit = 0x3, _16_bit = 0x4, _32_bit = 0x5, _64_bit = 0x6, _128_bit = 0x7, _1x_x1 = 0x8, _2x_x2 = 0x9, _4x_x4 = 0xA, _8x_x8 = 0xB, _12x_x12 = 0xC, _16x_x16 = 0xD, _32x_x32 = 0xE }; enum class SlotCurrentUsage { Other = 0x1, Unknown = 0x2, Available = 0x3, In_Use = 0x4, Unavailable = 0x5 }; enum class SlotLength { Other = 0x1, Unknown = 0x2, Short_Length = 0x3, Long_Length = 0x4, _2_5_Drive_Form_Factor = 0x5, _3_5_Drive_Form_Factor = 0x6 }; enum class SlotCharacteristics1 { Unknown = (1 << 0), Provides_5volt = (1 << 1), Provides_3_3volt = (1 << 2), Shared_Slot = (1 << 3), Support_PC_Card_16 = (1 << 4), Support_CardBus = (1 << 5), Support_Zoom_Video = (1 << 6), Support_Modem_Ring_Resume = (1 << 7) }; enum class SlotCharacteristics2 { Support_PCI_PME = (1 << 0), Support_Hot_Plug = (1 << 1), Support_SMBus = (1 << 2), Support_Bifurcation = (1 << 3), }; struct [[gnu::packed]] OEMStrings { // Type 11 TableHeader h; u8 strings_count; }; struct [[gnu::packed]] SysConfigOptions { // Type 12 TableHeader h; u8 strings_count; }; struct [[gnu::packed]] BIOSLanguageInfo { // Type 13 TableHeader h; u8 installable_langs_counts; u8 flags; u8 reserved[15]; u8 current_lang_str_number; // String number (one-based) of the currently installed language }; struct [[gnu::packed]] GroupAssociations { // Type 14 TableHeader h; u8 group_name_str_number; u8 item_type; u16 item_handle; }; struct [[gnu::packed]] SysEventLog { // Type 15 TableHeader h; u16 log_area_length; u16 log_header_start_offset; u16 log_data_start_offset; u8 access_method; u8 log_status; u32 log_change_token; u32 access_method_address; u8 log_header_format; u8 supported_log_type_descriptors_count; u8 log_type_descriptor_length; u8 supported_event_log_type_descriptor_list[]; }; struct [[gnu::packed]] PhysicalMemoryArray { // Type 16 TableHeader h; u8 location; u8 use; u8 memory_error_correction; u32 max_capacity; u16 memory_error_info_handle; u16 memory_devices_count; u64 ext_max_capacity; }; enum class MemoryArrayLocation { Other = 0x1, Unknown = 0x2, Motherboard = 0x3, ISA_addon_card = 0x4, EISA_addon_card = 0x5, PCI_addon_card = 0x6, MCA_addon_card = 0x7, PCMCIA_addon_card = 0x8, Proprietary_addon_card = 0x9, NuBus = 0xA, PC98_C20_addon_card = 0xA0, PC98_C24_addon_card = 0xA1, PC98_E_addon_card = 0xA2, PC98_Local_Bus_addon_card = 0xA3, CXL_Flexbus_1_0_addon_card = 0xA4 }; enum class MemoryArrayUse { Other = 0x1, Unknown = 0x2, System_Memory = 0x3, Video_Memory = 0x4, Flash_Memory = 0x5, Non_Volatile_RAM = 0x6, Cache_Memory = 0x7 }; enum class MemoryArrayErrorCorrectionType { Other = 0x1, Unknown = 0x2, None = 0x3, Parity = 0x4, SingleBit_ECC = 0x5, MultiBit_ECC = 0x6, CRC = 0x7 }; struct [[gnu::packed]] MemoryDevice { // Type 17 TableHeader h; u16 physical_memory_array_handle; u16 memory_error_info_handle; u16 total_width; u16 data_width; u16 size; u8 form_factor; u8 device_set; u8 device_locator_str_number; u8 bank_locator_str_number; u8 memory_type; u16 type_detail; u16 speed; u8 manufacturer_str_number; u8 serial_number_str_number; u8 asset_tag_str_number; u8 part_number_str_number; u8 attributes; u32 ext_size; u16 configured_memory_speed; u16 min_voltage; u16 max_voltage; u16 configured_voltage; u8 memory_technology; u16 memory_operating_mode_capability; u8 firmware_version_str_number; u16 module_manufacturer_id; u16 module_product_id; u16 memory_subsystem_controller_manufacturer_id; u16 memory_subsystem_controller_product_id; u64 non_volatile_size; u64 volatile_size; u64 cache_size; u64 logical_size; u32 ext_speed; u32 ext_configured_memory_speed; }; enum class MemoryDeviceFormFactor { Other = 0x1, Unknown = 0x2, SIMM = 0x3, SIP = 0x4, Chip = 0x5, DIP = 0x6, ZIP = 0x7, ProprietaryCard = 0x8, DIMM = 0x9, TSOP = 0xA, Chips_Row = 0xB, RIMM = 0xC, SODIMM = 0xD, SRIMM = 0xE, FB_DIMM = 0xF, Die = 0x10 }; enum class MemoryDeviceType { Other = 0x1, Unknown = 0x2, DRAM = 0x3, EDRAM = 0x4, VRAM = 0x5, SRAM = 0x6, RAM = 0x7, ROM = 0x8, FLASH = 0x9, EEPROM = 0xA, FEPROM = 0xB, EPROM = 0xC, CDRAM = 0xD, _3DRAM = 0xE, SDRAM = 0xF, SGRAM = 0x10, RDRAM = 0x11, DDR = 0x12, DDR2 = 0x13, DDR2_FB_DIMM = 0x14, DDR3 = 0x18, FBD2 = 0x19, DDR4 = 0x1A, LPDDR = 0x1B, LPDDR2 = 0x1C, LPDDR3 = 0x1D, LPDDR4 = 0x1E, Logical_Non_Volatile_Device = 0x1F, HBM = 0x20, // (High Bandwidth Memory) HBM2 = 0x21, // (High Bandwidth Memory Generation 2) }; enum class MemoryDeviceTypeDetail { Other = (1 << 1), Unknown = (1 << 2), Fast_paged = (1 << 3), Static_Column = (1 << 4), Pseudo_Static = (1 << 5), RAMBUS = (1 << 6), Synchronous = (1 << 7), CMOS = (1 << 8), EDO = (1 << 9), Window_DRAM = (1 << 10), Cache_DRAM = (1 << 11), Non_volatile = (1 << 12), Registered_Buffered = (1 << 13), Unbuffered_Unregistered = (1 << 14), LRDIMM = (1 << 15) }; enum class MemoryDeviceTechnology { Other = 0x1, Unknown = 0x2, DRAM = 0x3, NVDIMM_N = 0x4, NVDIMM_F = 0x5, NVDIMM_P = 0x6, Intel_Optane_DC_Persistent_Memory = 0x7 }; enum class MemoryDeviceOperatingModeCapability { Other = (1 << 1), Unknown = (1 << 2), Volatile_Memory = (1 << 3), Byte_accessible_persistent_memory = (1 << 4), Block_accessible_persistent_memory = (1 << 5), }; struct MemoryErrorInfo32Bit { // Type 18 TableHeader h; u8 error_type; u8 error_granularity; u8 error_operation; u32 vendor_syndrome; u32 memory_array_error_address; u32 device_error_address; u32 error_resolution; }; enum class MemoryErrorType { Other = 0x1, Unknown = 0x2, OK = 0x3, Bad_read = 0x4, Parity_error = 0x5, SingleBit_error = 0x6, DoubleBit_error = 0x7, MultiBit_error = 0x8, Nibble_error = 0x9, Checksum_error = 0xA, CRC_error = 0xB, Corrected_SingleBit_error = 0xC, Corrected_error = 0xD, Uncorrectable_error = 0xE }; enum class MemoryErrorGranularity { Other = 0x1, Unknown = 0x2, Device_level = 0x3, Memory_partition_level = 0x4 }; enum class MemoryErrorOperation { Other = 0x1, Unknown = 0x2, Read = 0x3, Write = 0x4, Partial_Write = 0x5 }; struct [[gnu::packed]] MemoryArrayMappedAddress { // Type 19 TableHeader h; u32 starting_address; u32 ending_address; u16 memory_array_handle; u8 partition_width; u64 ext_starting_address; u64 ext_ending_address; }; struct [[gnu::packed]] MemoryDeviceMappedAddress { // Type 20 TableHeader h; u32 starting_address; u32 ending_address; u16 memory_device_handle; u16 memory_array_mapped_handle; u8 partition_row_position; u8 interleave_position; u8 interleaved_data_depth; u64 ext_starting_address; u64 ext_ending_address; }; struct [[gnu::packed]] BuiltinPointingDevice { // Type 21 TableHeader h; u8 type; u8 interface; u8 buttons_count; }; enum class PointingDeviceType { Other = 0x1, Unknown = 0x2, Mouse = 0x3, Track_Ball = 0x4, Track_Point = 0x5, Glide_Point = 0x6, Touch_Pad = 0x7, Touch_Screen = 0x8, Optical_Sensor = 0x9 }; enum class PointingDeviceInterface { Other = 0x1, Unknown = 0x2, Serial = 0x3, PS2 = 0x4, Infrared = 0x5, HP_HIL = 0x6, Bus_mouse = 0x7, AppleDesktopBus = 0x8, Bus_mouse_DB9 = 0xA0, Bus_mouse_microDIN = 0xA1, USB = 0xA2 }; struct [[gnu::packed]] PortableBattery { // Type 22 TableHeader h; u8 location_str_number; u8 manufacturer_str_number; u8 manufacture_date_str_number; u8 serial_number_str_number; u8 device_name_str_number; u8 device_chemistry; u16 design_capacity; u16 design_voltage; u8 sbds_version_number; u8 max_error_battery_data; u16 sbds_serial_number; u16 sbds_manufacture_date; u8 sbds_device_chemistry_str_number; u8 design_capacity_multiplier; u32 oem_specific; }; enum class PortableBatteryChemistry { Other = 0x1, Unknown = 0x2, Lead_Acid = 0x3, Nickel_Cadmium = 0x4, Nickel_metal_hydride = 0x5, Lithium_ion = 0x6, Zinc_air = 0x7, Lithium_polymer = 0x8 }; struct [[gnu::packed]] SysReset { // Type 23 TableHeader h; u8 capabilities; u16 reset_count; u16 reset_limit; u16 timer_interval; u16 timeout; }; struct [[gnu::packed]] HardwareSecurity { // Type 24 TableHeader h; u8 hardware_security_settings; }; struct [[gnu::packed]] SysPowerControls { // Type 25 TableHeader h; u8 next_scheduled_power_on_month; u8 next_scheduled_power_on_day_of_month; u8 next_scheduled_power_on_hour; u8 next_scheduled_power_on_minute; u8 next_scheduled_power_on_second; }; struct [[gnu::packed]] VoltageProbe { // Type 26 TableHeader h; u8 description_str_number; u8 location_and_status; u16 max_value; u16 min_value; u16 resolution; u16 tolerance; u16 accuracy; u32 oem_defined; u16 nominal_value; }; struct [[gnu::packed]] CoolingDevice { // Type 27 TableHeader h; u16 temperature_probe_handle; u8 device_type_and_status; u8 cooling_unit_group; u32 oem_defined; u16 nominal_speed; u8 description_str_number; }; struct [[gnu::packed]] TemperatureProbe { // Type 28 TableHeader h; u8 description_str_number; u8 location_and_status; u16 max_value; u16 min_value; u16 resolution; u16 tolerance; u16 accuracy; u32 oem_defined; u16 nominal_value; }; struct [[gnu::packed]] ElectricalCurrentProbe { // Type 29 TableHeader h; u8 description_str_number; u8 location_and_status; u16 max_value; u16 min_value; u16 resolution; u16 tolerance; u16 accuracy; u32 oem_defined; u16 nominal_value; }; struct [[gnu::packed]] OutOfBandRemoteAccess { // Type 30 TableHeader h; u8 manufacturer_name_str_number; u8 connections; }; struct [[gnu::packed]] SystemBootInfo { // Type 32 TableHeader h; u8 reserved[6]; u8 boot_status[10]; }; struct [[gnu::packed]] MemoryErrorInfo64Bit { // Type 33 TableHeader h; u8 error_type; u8 error_granularity; u8 error_operation; u32 vendor_syndrome; u64 memory_array_error_address; u64 device_error_address; u32 error_resolution; }; struct [[gnu::packed]] ManagementDevice { // Type 34 TableHeader h; u8 description_str_number; u8 type; u32 address; u8 address_type; }; enum class ManagementDeviceType { Other = 0x1, Unknown = 0x2, LM75 = 0x3, LM78 = 0x4, LM79 = 0x5, LM80 = 0x6, LM81 = 0x7, ADM9240 = 0x8, DS1780 = 0x9, Maxim_1617 = 0xA, GL518SM = 0xB, // Genesys GL518SM W83781D = 0xC, // Winbond W83781D HT82H791 = 0xD // Holtek HT82H791 }; enum class ManagementDeviceAddressType { Other = 0x1, Unknown = 0x2, IO_Port = 0x3, Memory = 0x4, SMBus = 0x5 }; struct [[gnu::packed]] ManagementDeviceComponent { // Type 35 TableHeader h; u8 description_str_number; u16 management_device_handle; u16 component_handle; u16 threshold_handle; }; struct [[gnu::packed]] ManagementDeviceThresholdData { // Type 36 TableHeader h; u16 lower_threshold_non_critical; u16 upper_threshold_non_critical; u16 lower_threshold_critical; u16 upper_threshold_critical; u16 lower_threshold_non_recoverable; u16 upper_threshold_non_recoverable; }; struct [[gnu::packed]] MemoryDeviceDescriptor { u8 device_load; u16 device_handle; }; struct [[gnu::packed]] MemoryChannel { // Type 37 TableHeader h; u8 channel_type; u8 memory_device_count; MemoryDeviceDescriptor memory_devices_descriptors[]; }; enum class MemroryChannelType { Other = 0x1, Unknown = 0x2, RamBus = 0x3, SyncLink = 0x4 }; struct [[gnu::packed]] IPMIDeviceInfo { // Type 38 TableHeader h; u8 interface_type; u8 ipmi_spec_revision; u8 i2c_slave_address; u8 nv_storage_device_address; u64 base_address; u8 base_address_modifier; u8 interrupt_number; }; enum class IPMIDeviceInfoBMCInterfaceType { Unknown = 0x1, KCS = 0x2, // KCS: Keyboard Controller Style SMIC = 0x3, // SMIC: Server Management Interface Chip BT = 0x4, // BT: Block Transfer SSIF = 0x5 // SSIF: SMBus System Interface }; struct [[gnu::packed]] SysPowerSupply { // Type 39 TableHeader h; u8 power_unit_group; u8 location_str_number; u8 device_name_str_number; u8 manufacturer_str_number; u8 serial_number_str_number; u8 asset_tag_number_str_number; u8 model_part_number_str_number; u8 revision_level_str_number; u16 max_power_capacity; u16 power_supply_characteristics; u16 input_voltage_probe_handle; u16 cooling_device_handle; u16 input_current_probe_handle; }; struct [[gnu::packed]] AdditionalInfoEntry { u8 entry_length; u16 referenced_handle; u8 referenced_offset; u8 string_number; u8 value[]; }; struct [[gnu::packed]] AdditionalInfo { // Type 40 TableHeader h; u8 additional_info_entries_count; AdditionalInfoEntry entries[]; }; struct [[gnu::packed]] OnboardDevicesExtendedInfo { // Type 41 TableHeader h; u8 reference_designation_str_number; u8 device_type; u8 device_type_instance; u16 segment_group_number; u8 bus_number; u8 device_function_number; }; enum class OnboardDeviceType { Other = 0x1, Unknown = 0x2, Video = 0x3, SCSI_Controller = 0x4, Ethernet = 0x5, Token_Ring = 0x6, Sound = 0x7, PATA_Controller = 0x8, SATA_Controller = 0x9, SAS_Controller = 0xA }; struct [[gnu::packed]] ManagementControllerHostInterface { // Type 42 TableHeader h; u8 interface_type; u8 interface_type_specific_data_length; u8 interface_type_specific_data[]; }; struct [[gnu::packed]] ProtocolRecordData { u8 protocol_type; u8 protocol_type_specific_data_length; u8 protocol_type_specific_data[]; }; struct [[gnu::packed]] ExtManagementControllerHostInterface { // Type 42 Ext u8 protocol_records_count; ProtocolRecordData protocol_records[]; }; enum class ManagementControllerHostInterfaceProtocolType { IPMI = 0x2, MCTP = 0x3, RedfishOverIP = 0x4 }; struct [[gnu::packed]] TPMDevice { // Type 43 TableHeader h; char vendor_id[4]; u8 major_spec_version; u8 minor_spec_version; u32 firmware_version_1; u32 firmware_version_2; u8 description_str_number; u64 characteristics; u32 oem_defined; }; enum class TPMDeviceCharacteristics { Characteristics_not_supported = (1 << 2), Family_Configurable_1 = (1 << 3), // Family configurable via firmware update; for example, switching between TPM 1.2 and TPM 2.0. Family_Configurable_2 = (1 << 4), // Family configurable via platform software support, such as BIOS Setup; for example, switching between TPM 1.2 and TPM 2.0. Family_Configurable_3 = (1 << 5), // Family configurable via OEM proprietary mechanism; for example, switching between TPM 1.2 and TPM 2.0. }; struct [[gnu::packed]] ProcessorSpecificBlock { u8 block_length; u8 processor_type; u8 processor_specific_data[]; }; struct [[gnu::packed]] ProcessorAdditionalInfo { // Type 44 TableHeader h; u16 referenced_handle; ProcessorSpecificBlock blocks[]; }; enum class ProcessorArchitectureType { IA32 = 0x1, x86_64 = 0x2, Itanium = 0x3, ARM32bit = 0x4, ARM64bit = 0x5, RISC_V_32bit = 0x6, RISC_V_64bit = 0x7, RISC_V_128bit = 0x8 }; struct [[gnu::packed]] Inactive { // Type 126 TableHeader h; }; struct [[gnu::packed]] EndOfTable { // Type 127 TableHeader h; }; } class DMIDecoder { public: static DMIDecoder& the(); static void initialize(); static void initialize_untrusted(); Vector& get_physical_memory_areas(); bool is_reliable(); u64 get_bios_characteristics(); private: void enumerate_smbios_tables(); PhysicalAddress get_next_physical_table(PhysicalAddress p_table); PhysicalAddress get_smbios_physical_table_by_handle(u16 handle); PhysicalAddress get_smbios_physical_table_by_type(u8 table_type); char* get_smbios_string(PhysicalAddress, u8 string_number); size_t get_table_size(PhysicalAddress); explicit DMIDecoder(bool trusted); void initialize_parser(); void set_64_bit_entry_initialization_values(PhysicalAddress); void set_32_bit_entry_initialization_values(PhysicalAddress); PhysicalAddress find_entry32bit_point(); PhysicalAddress find_entry64bit_point(); PhysicalAddress m_entry32bit_point; PhysicalAddress m_entry64bit_point; PhysicalAddress m_structure_table; u32 m_structures_count; u32 m_table_length; bool m_use_64bit_entry; bool m_operable; bool m_untrusted; SinglyLinkedList m_smbios_tables; }; }