src/include/smbios.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #ifndef SMBIOS_H
   4 #define SMBIOS_H
   5
   6 #include <types.h>
   7 #include <memory_info.h>
   8
   9 #define update_max(len, max_len, stmt)          \
  10         do {                                    \
  11                 int tmp = stmt;                 \
  12                                                 \
  13                 max_len = MAX(max_len, tmp);    \
  14                 len += tmp;                     \
  15         } while (0)
  16
  17 unsigned long smbios_write_tables(unsigned long start);
  18 int smbios_add_string(u8 *start, const char *str);
  19 int smbios_string_table_len(u8 *start);
  20
  21 struct smbios_header;
  22 int smbios_full_table_len(struct smbios_header *header, u8 *str_table_start);
  23 void *smbios_carve_table(unsigned long start, u8 type, u8 length, u16 handle);
  24
  25 /* Used by mainboard to add an on-board device */
  26 enum misc_slot_type;
  27 enum misc_slot_length;
  28 enum misc_slot_usage;
  29 enum slot_data_bus_bandwidth;
  30 int smbios_write_type9(unsigned long *current, int *handle,
  31                         const char *name, const enum misc_slot_type type,
  32                         const enum slot_data_bus_bandwidth bandwidth,
  33                         const enum misc_slot_usage usage,
  34                         const enum misc_slot_length length,
  35                         const u16 id, u8 slot_char1, u8 slot_char2,
  36                         u8 segment_group, u8 bus, u8 dev_func);
  37 enum smbios_bmc_interface_type;
  38 int smbios_write_type38(unsigned long *current, int *handle,
  39                         const enum smbios_bmc_interface_type interface_type,
  40                         const u8 ipmi_rev, const u8 i2c_addr, const u8 nv_addr,
  41                         const u64 base_addr, const u8 base_modifier,
  42                         const u8 irq);
  43 int smbios_write_type41(unsigned long *current, int *handle,
  44                         const char *name, u8 instance, u16 segment_group,
  45                         u8 bus, u8 device, u8 function, u8 device_type);
  46 enum smbios_temp_location;
  47 enum smbios_temp_status;
  48 int smbios_write_type28(unsigned long *current, int *handle,
  49                         const char *name,
  50                         const enum smbios_temp_location location,
  51                         const enum smbios_temp_status status,
  52                         u16 max_value, u16 min_value,
  53                         u16 resolution, u16 tolerance,
  54                         u16 accuracy,
  55                         u32 oem,
  56                         u16 nominal_value);
  57
  58 int smbios_write_type43(unsigned long *current, int *handle, const u32 vendor_id,
  59                         const u8 major_spec_ver, const u8 minor_spec_ver,
  60                         const u32 fw_ver1, const u32 fw_ver2, const char *description,
  61                         const u64 characteristics, const u32 oem_defined);
  62
  63 struct device;
  64 int get_smbios_data(struct device *dev, int *handle, unsigned long *current);
  65
  66 const char *smbios_system_manufacturer(void);
  67 const char *smbios_system_product_name(void);
  68 const char *smbios_system_serial_number(void);
  69 const char *smbios_system_version(void);
  70 void smbios_system_set_uuid(u8 *uuid);
  71 const char *smbios_system_sku(void);
  72
  73 unsigned int smbios_cpu_get_max_speed_mhz(void);
  74 unsigned int smbios_cpu_get_current_speed_mhz(void);
  75 unsigned int smbios_cpu_get_voltage(void);
  76
  77 const char *smbios_mainboard_manufacturer(void);
  78 const char *smbios_mainboard_product_name(void);
  79 const char *smbios_mainboard_serial_number(void);
  80 const char *smbios_mainboard_version(void);
  81
  82 const char *smbios_mainboard_bios_version(void);
  83 const char *smbios_mainboard_asset_tag(void);
  84 u8 smbios_mainboard_feature_flags(void);
  85 const char *smbios_mainboard_location_in_chassis(void);
  86 const char *smbios_chassis_version(void);
  87 const char *smbios_chassis_serial_number(void);
  88 const char *smbios_processor_serial_number(void);
  89 u8 smbios_chassis_power_cords(void);
  90
  91 /* This string could be filled late in payload. */
  92 void smbios_type0_bios_version(uintptr_t address);
  93
  94 void smbios_ec_revision(uint8_t *ec_major_revision, uint8_t *ec_minor_revision);
  95
  96 unsigned int smbios_processor_external_clock(void);
  97 unsigned int smbios_processor_characteristics(void);
  98 struct cpuid_result;
  99 unsigned int smbios_processor_family(struct cpuid_result res);
 100
 101 unsigned int smbios_cache_error_correction_type(u8 level);
 102 unsigned int smbios_cache_sram_type(void);
 103 unsigned int smbios_cache_conf_operation_mode(u8 level);
 104
 105 /* Used by mainboard to add port information of type 8 */
 106 struct port_information;
 107 int smbios_write_type8(unsigned long *current, int *handle,
 108                         const struct port_information *port,
 109                         size_t num_ports);
 110
 111 #define BIOS_CHARACTERISTICS_PCI_SUPPORTED      (1 << 7)
 112 #define BIOS_CHARACTERISTICS_PC_CARD            (1 << 8)
 113 #define BIOS_CHARACTERISTICS_PNP                (1 << 9)
 114 #define BIOS_CHARACTERISTICS_APM                (1 << 10)
 115 #define BIOS_CHARACTERISTICS_UPGRADEABLE        (1 << 11)
 116 #define BIOS_CHARACTERISTICS_SHADOW             (1 << 12)
 117 #define BIOS_CHARACTERISTICS_BOOT_FROM_CD       (1 << 15)
 118 #define BIOS_CHARACTERISTICS_SELECTABLE_BOOT    (1 << 16)
 119 #define BIOS_CHARACTERISTICS_BIOS_SOCKETED      (1 << 17)
 120
 121 #define BIOS_EXT1_CHARACTERISTICS_ACPI          (1 << 0)
 122 #define BIOS_EXT2_CHARACTERISTICS_TARGET        (1 << 2)
 123
 124 #define BIOS_MEMORY_ECC_SINGLE_BIT_CORRECTING   (1 << 3)
 125 #define BIOS_MEMORY_ECC_DOUBLE_BIT_CORRECTING   (1 << 4)
 126 #define BIOS_MEMORY_ECC_SCRUBBING               (1 << 5)
 127
 128 #define MEMORY_TYPE_DETAIL_OTHER                (1 << 1)
 129 #define MEMORY_TYPE_DETAIL_UNKNOWN              (1 << 2)
 130 #define MEMORY_TYPE_DETAIL_FAST_PAGED           (1 << 3)
 131 #define MEMORY_TYPE_DETAIL_STATIC_COLUMN        (1 << 4)
 132 #define MEMORY_TYPE_DETAIL_PSEUDO_STATIC        (1 << 5)
 133 #define MEMORY_TYPE_DETAIL_RAMBUS               (1 << 6)
 134 #define MEMORY_TYPE_DETAIL_SYNCHRONOUS          (1 << 7)
 135 #define MEMORY_TYPE_DETAIL_CMOS                 (1 << 8)
 136 #define MEMORY_TYPE_DETAIL_EDO                  (1 << 9)
 137 #define MEMORY_TYPE_DETAIL_WINDOW_DRAM          (1 << 10)
 138 #define MEMORY_TYPE_DETAIL_CACHE_DRAM           (1 << 11)
 139 #define MEMORY_TYPE_DETAIL_NON_VOLATILE         (1 << 12)
 140 #define MEMORY_TYPE_DETAIL_REGISTERED           (1 << 13)
 141 #define MEMORY_TYPE_DETAIL_UNBUFFERED           (1 << 14)
 142 #define MEMORY_TYPE_DETAIL_LRDIMM               (1 << 15)
 143
 144 #define MEMORY_TECHNOLOGY_OTHER                 0x01
 145 #define MEMORY_TECHNOLOGY_UNKNOWN               0x02
 146 #define MEMORY_TECHNOLOGY_DRAM                  0x03
 147 #define MEMORY_TECHNOLOGY_NVDIMM_N              0x04
 148 #define MEMORY_TECHNOLOGY_NVDIMM_F              0x05
 149 #define MEMORY_TECHNOLOGY_NVDIMM_P              0x06
 150 #define MEMORY_TECHNOLOGY_INTEL_PERSISTENT      0x07
 151
 152 #define MEMORY_OPERATING_MODE_CAP_OTHER                         (1 << 1)
 153 #define MEMORY_OPERATING_MODE_CAP_UNKNOWN                       (1 << 2)
 154 #define MEMORY_OPERATING_MODE_CAP_VOLATILE                      (1 << 3)
 155 #define MEMORY_OPERATING_MODE_CAP_BYTE_ACCESS_PERSISTENT        (1 << 4)
 156 #define MEMORY_OPERATING_MODE_CAP_BLOCK_ACCESS_PERSISTENT       (1 << 5)
 157
 158 typedef enum {
 159         MEMORY_BUS_WIDTH_8 = 0,
 160         MEMORY_BUS_WIDTH_16 = 1,
 161         MEMORY_BUS_WIDTH_32 = 2,
 162         MEMORY_BUS_WIDTH_64 = 3,
 163         MEMORY_BUS_WIDTH_128 = 4,
 164         MEMORY_BUS_WIDTH_256 = 5,
 165         MEMORY_BUS_WIDTH_512 = 6,
 166         MEMORY_BUS_WIDTH_1024 = 7,
 167         MEMORY_BUS_WIDTH_MAX = 7,
 168 } smbios_memory_bus_width;
 169
 170 typedef enum {
 171         MEMORY_FORMFACTOR_OTHER = 0x01,
 172         MEMORY_FORMFACTOR_UNKNOWN = 0x02,
 173         MEMORY_FORMFACTOR_SIMM = 0x03,
 174         MEMORY_FORMFACTOR_SIP = 0x04,
 175         MEMORY_FORMFACTOR_CHIP = 0x05,
 176         MEMORY_FORMFACTOR_DIP = 0x06,
 177         MEMORY_FORMFACTOR_ZIP = 0x07,
 178         MEMORY_FORMFACTOR_PROPRIETARY_CARD = 0x08,
 179         MEMORY_FORMFACTOR_DIMM = 0x09,
 180         MEMORY_FORMFACTOR_TSOP = 0x0a,
 181         MEMORY_FORMFACTOR_ROC = 0x0b,
 182         MEMORY_FORMFACTOR_RIMM = 0x0c,
 183         MEMORY_FORMFACTOR_SODIMM = 0x0d,
 184         MEMORY_FORMFACTOR_SRIMM = 0x0e,
 185         MEMORY_FORMFACTOR_FBDIMM = 0x0f,
 186         MEMORY_FORMFACTOR_DIE = 0x10,
 187 } smbios_memory_form_factor;
 188
 189 typedef enum {
 190         MEMORY_TYPE_OTHER = 0x01,
 191         MEMORY_TYPE_UNKNOWN = 0x02,
 192         MEMORY_TYPE_DRAM = 0x03,
 193         MEMORY_TYPE_EDRAM = 0x04,
 194         MEMORY_TYPE_VRAM = 0x05,
 195         MEMORY_TYPE_SRAM = 0x06,
 196         MEMORY_TYPE_RAM = 0x07,
 197         MEMORY_TYPE_ROM = 0x08,
 198         MEMORY_TYPE_FLASH = 0x09,
 199         MEMORY_TYPE_EEPROM = 0x0a,
 200         MEMORY_TYPE_FEPROM = 0x0b,
 201         MEMORY_TYPE_EPROM = 0x0c,
 202         MEMORY_TYPE_CDRAM = 0x0d,
 203         MEMORY_TYPE_3DRAM = 0x0e,
 204         MEMORY_TYPE_SDRAM = 0x0f,
 205         MEMORY_TYPE_SGRAM = 0x10,
 206         MEMORY_TYPE_RDRAM = 0x11,
 207         MEMORY_TYPE_DDR = 0x12,
 208         MEMORY_TYPE_DDR2 = 0x13,
 209         MEMORY_TYPE_DDR2_FBDIMM = 0x14,
 210         MEMORY_TYPE_DDR3 = 0x18,
 211         MEMORY_TYPE_FBD2 = 0x19,
 212         MEMORY_TYPE_DDR4 = 0x1a,
 213         MEMORY_TYPE_LPDDR = 0x1b,
 214         MEMORY_TYPE_LPDDR2 = 0x1c,
 215         MEMORY_TYPE_LPDDR3 = 0x1d,
 216         MEMORY_TYPE_LPDDR4 = 0x1e,
 217         MEMORY_TYPE_LOGICAL_NON_VOLATILE_DEVICE = 0x1f,
 218         MEMORY_TYPE_HBM = 0x20,
 219         MEMORY_TYPE_HBM2 = 0x21,
 220         MEMORY_TYPE_DDR5 = 0x22,
 221         MEMORY_TYPE_LPDDR5 = 0x23,
 222         MEMORY_TYPE_HBM3 = 0x24,
 223 } smbios_memory_type;
 224
 225 typedef enum {
 226         MEMORY_ARRAY_LOCATION_OTHER = 0x01,
 227         MEMORY_ARRAY_LOCATION_UNKNOWN = 0x02,
 228         MEMORY_ARRAY_LOCATION_SYSTEM_BOARD = 0x03,
 229         MEMORY_ARRAY_LOCATION_ISA_ADD_ON = 0x04,
 230         MEMORY_ARRAY_LOCATION_EISA_ADD_ON = 0x05,
 231         MEMORY_ARRAY_LOCATION_PCI_ADD_ON = 0x06,
 232         MEMORY_ARRAY_LOCATION_MCA_ADD_ON = 0x07,
 233         MEMORY_ARRAY_LOCATION_PCMCIA_ADD_ON = 0x08,
 234         MEMORY_ARRAY_LOCATION_PROPRIETARY_ADD_ON = 0x09,
 235         MEMORY_ARRAY_LOCATION_NUBUS = 0x0a,
 236         MEMORY_ARRAY_LOCATION_PC_98_C20_ADD_ON = 0xa0,
 237         MEMORY_ARRAY_LOCATION_PC_98_C24_ADD_ON = 0xa1,
 238         MEMORY_ARRAY_LOCATION_PC_98_E_ADD_ON = 0xa2,
 239         MEMORY_ARRAY_LOCATION_PC_98_LOCAL_BUS_ADD_ON = 0xa3,
 240         MEMORY_ARRAY_LOCATION_CXL_FLEXBUS_1_0_ADD_ON = 0xa4,
 241 } smbios_memory_array_location;
 242
 243 typedef enum {
 244         MEMORY_ARRAY_USE_OTHER = 0x01,
 245         MEMORY_ARRAY_USE_UNKNOWN = 0x02,
 246         MEMORY_ARRAY_USE_SYSTEM = 0x03,
 247         MEMORY_ARRAY_USE_VIDEO = 0x04,
 248         MEMORY_ARRAY_USE_FLASH = 0x05,
 249         MEMORY_ARRAY_USE_NVRAM = 0x06,
 250         MEMORY_ARRAY_USE_CACHE = 0x07,
 251 } smbios_memory_array_use;
 252
 253 typedef enum {
 254         MEMORY_ARRAY_ECC_OTHER = 0x01,
 255         MEMORY_ARRAY_ECC_UNKNOWN = 0x02,
 256         MEMORY_ARRAY_ECC_NONE = 0x03,
 257         MEMORY_ARRAY_ECC_PARITY = 0x04,
 258         MEMORY_ARRAY_ECC_SINGLE_BIT = 0x05,
 259         MEMORY_ARRAY_ECC_MULTI_BIT = 0x06,
 260         MEMORY_ARRAY_ECC_CRC = 0x07,
 261 } smbios_memory_array_ecc;
 262
 263 #define SMBIOS_STATE_SAFE 3
 264 typedef enum {
 265         SMBIOS_BIOS_INFORMATION = 0,
 266         SMBIOS_SYSTEM_INFORMATION = 1,
 267         SMBIOS_BOARD_INFORMATION = 2,
 268         SMBIOS_SYSTEM_ENCLOSURE = 3,
 269         SMBIOS_PROCESSOR_INFORMATION = 4,
 270         SMBIOS_CACHE_INFORMATION = 7,
 271         SMBIOS_PORT_CONNECTOR_INFORMATION = 8,
 272         SMBIOS_SYSTEM_SLOTS = 9,
 273         SMBIOS_OEM_STRINGS = 11,
 274         SMBIOS_EVENT_LOG = 15,
 275         SMBIOS_PHYS_MEMORY_ARRAY = 16,
 276         SMBIOS_MEMORY_DEVICE = 17,
 277         SMBIOS_MEMORY_ARRAY_MAPPED_ADDRESS = 19,
 278         SMBIOS_MEMORY_DEVICE_MAPPED_ADDRESS = 20,
 279         SMBIOS_TEMPERATURE_PROBE = 28,
 280         SMBIOS_SYSTEM_BOOT_INFORMATION = 32,
 281         SMBIOS_IPMI_DEVICE_INFORMATION = 38,
 282         SMBIOS_SYSTEM_POWER_SUPPLY = 39,
 283         SMBIOS_ONBOARD_DEVICES_EXTENDED_INFORMATION = 41,
 284         SMBIOS_TPM_DEVICE = 43,
 285         SMBIOS_END_OF_TABLE = 127,
 286 } smbios_struct_type_t;
 287
 288 struct smbios_entry {
 289         u8 anchor[4];
 290         u8 checksum;
 291         u8 length;
 292         u8 major_version;
 293         u8 minor_version;
 294         u16 max_struct_size;
 295         u8 entry_point_rev;
 296         u8 formwatted_area[5];
 297         u8 intermediate_anchor_string[5];
 298         u8 intermediate_checksum;
 299         u16 struct_table_length;
 300         u32 struct_table_address;
 301         u16 struct_count;
 302         u8 smbios_bcd_revision;
 303 } __packed;
 304
 305 struct smbios_entry30 {
 306         u8 anchor[5];
 307         u8 checksum;
 308         u8 length;
 309         u8 major_version;
 310         u8 minor_version;
 311         u8 smbios_doc_rev;
 312         u8 entry_point_rev;
 313         u8 reserved;
 314         u32 struct_table_length;
 315         u64 struct_table_address;
 316 } __packed;
 317
 318 struct smbios_header {
 319         u8 type;
 320         u8 length;
 321         u16 handle;
 322 } __packed;
 323
 324 struct smbios_type0 {
 325         struct smbios_header header;
 326         u8 vendor;
 327         u8 bios_version;
 328         u16 bios_start_segment;
 329         u8 bios_release_date;
 330         u8 bios_rom_size;
 331         u64 bios_characteristics;
 332         u8 bios_characteristics_ext1;
 333         u8 bios_characteristics_ext2;
 334         u8 system_bios_major_release;
 335         u8 system_bios_minor_release;
 336         u8 ec_major_release;
 337         u8 ec_minor_release;
 338         u16 extended_bios_rom_size;
 339         u8 eos[2];
 340 } __packed;
 341
 342 typedef enum {
 343         SMBIOS_WAKEUP_TYPE_RESERVED = 0x00,
 344         SMBIOS_WAKEUP_TYPE_OTHER = 0x01,
 345         SMBIOS_WAKEUP_TYPE_UNKNOWN = 0x02,
 346         SMBIOS_WAKEUP_TYPE_APM_TIMER = 0x03,
 347         SMBIOS_WAKEUP_TYPE_MODEM_RING = 0x04,
 348         SMBIOS_WAKEUP_TYPE_LAN_REMOTE = 0x05,
 349         SMBIOS_WAKEUP_TYPE_POWER_SWITCH = 0x06,
 350         SMBIOS_WAKEUP_TYPE_PCI_PME = 0x07,
 351         SMBIOS_WAKEUP_TYPE_AC_POWER_RESTORED = 0x08,
 352 } smbios_wakeup_type;
 353
 354 struct smbios_type1 {
 355         struct smbios_header header;
 356         u8 manufacturer;
 357         u8 product_name;
 358         u8 version;
 359         u8 serial_number;
 360         u8 uuid[16];
 361         u8 wakeup_type;
 362         u8 sku;
 363         u8 family;
 364         u8 eos[2];
 365 } __packed;
 366
 367 #define SMBIOS_FEATURE_FLAGS_HOSTING_BOARD              (1 << 0)
 368 #define SMBIOS_FEATURE_FLAGS_REQUIRES_DAUGHTER_CARD     (1 << 1)
 369 #define SMBIOS_FEATURE_FLAGS_REMOVABLE                  (1 << 2)
 370 #define SMBIOS_FEATURE_FLAGS_REPLACEABLE                (1 << 3)
 371 #define SMBIOS_FEATURE_FLAGS_HOT_SWAPPABLE              (1 << 4)
 372
 373 typedef enum {
 374         SMBIOS_BOARD_TYPE_UNKNOWN = 0x01,
 375         SMBIOS_BOARD_TYPE_OTHER = 0x02,
 376         SMBIOS_BOARD_TYPE_SERVER_BLADE = 0x03,
 377         SMBIOS_BOARD_TYPE_CONNECTIVITY_SWITCH = 0x04,
 378         SMBIOS_BOARD_TYPE_SYSTEM_MANAGEMENT_MODULE = 0x05,
 379         SMBIOS_BOARD_TYPE_PROCESSOR_MODULE = 0x06,
 380         SMBIOS_BOARD_TYPE_IO_MODULE = 0x07,
 381         SMBIOS_BOARD_TYPE_MEMORY_MODULE = 0x08,
 382         SMBIOS_BOARD_TYPE_DAUGHTER_BOARD = 0x09,
 383         SMBIOS_BOARD_TYPE_MOTHERBOARD = 0x0a,
 384         SMBIOS_BOARD_TYPE_PROCESSOR_MEMORY_MODULE = 0x0b,
 385         SMBIOS_BOARD_TYPE_PROCESSOR_IO_MODULE = 0x0c,
 386         SMBIOS_BOARD_TYPE_INTERCONNECT_BOARD = 0x0d,
 387 } smbios_board_type;
 388
 389 struct smbios_type2 {
 390         struct smbios_header header;
 391         u8 manufacturer;
 392         u8 product_name;
 393         u8 version;
 394         u8 serial_number;
 395         u8 asset_tag;
 396         u8 feature_flags;
 397         u8 location_in_chassis;
 398         u16 chassis_handle;
 399         u8 board_type;
 400         u8 eos[2];
 401 } __packed;
 402
 403 typedef enum {
 404         SMBIOS_ENCLOSURE_OTHER = 0x01,
 405         SMBIOS_ENCLOSURE_UNKNOWN = 0x02,
 406         SMBIOS_ENCLOSURE_DESKTOP = 0x03,
 407         SMBIOS_ENCLOSURE_LOW_PROFILE_DESKTOP = 0x04,
 408         SMBIOS_ENCLOSURE_PIZZA_BOX = 0x05,
 409         SMBIOS_ENCLOSURE_MINI_TOWER = 0x06,
 410         SMBIOS_ENCLOSURE_TOWER = 0x07,
 411         SMBIOS_ENCLOSURE_PORTABLE = 0x08,
 412         SMBIOS_ENCLOSURE_LAPTOP = 0x09,
 413         SMBIOS_ENCLOSURE_NOTEBOOK = 0x0a,
 414         SMBIOS_ENCLOSURE_HAND_HELD = 0x0b,
 415         SMBIOS_ENCLOSURE_DOCKING_STATION = 0x0c,
 416         SMBIOS_ENCLOSURE_ALL_IN_ONE = 0x0d,
 417         SMBIOS_ENCLOSURE_SUB_NOTEBOOK = 0x0e,
 418         SMBIOS_ENCLOSURE_SPACE_SAVING = 0x0f,
 419         SMBIOS_ENCLOSURE_LUNCH_BOX = 0x10,
 420         SMBIOS_ENCLOSURE_MAIN_SERVER_CHASSIS = 0x11,
 421         SMBIOS_ENCLOSURE_EXPANSION_CHASSIS = 0x12,
 422         SMBIOS_ENCLOSURE_SUBCHASSIS = 0x13,
 423         SMBIOS_ENCLOSURE_BUS_EXPANSION_CHASSIS = 0x14,
 424         SMBIOS_ENCLOSURE_PERIPHERAL_CHASSIS = 0x15,
 425         SMBIOS_ENCLOSURE_RAID_CHASSIS = 0x16,
 426         SMBIOS_ENCLOSURE_RACK_MOUNT_CHASSIS = 0x17,
 427         SMBIOS_ENCLOSURE_SEALED_CASE_PC = 0x18,
 428         SMBIOS_ENCLOSURE_MULTI_SYSTEM_CHASSIS = 0x19,
 429         SMBIOS_ENCLOSURE_COMPACT_PCI = 0x1a,
 430         SMBIOS_ENCLOSURE_ADVANCED_TCA = 0x1b,
 431         SMBIOS_ENCLOSURE_BLADE = 0x1c,
 432         SMBIOS_ENCLOSURE_BLADE_ENCLOSURE = 0x1d,
 433         SMBIOS_ENCLOSURE_TABLET = 0x1e,
 434         SMBIOS_ENCLOSURE_CONVERTIBLE = 0x1f,
 435         SMBIOS_ENCLOSURE_DETACHABLE = 0x20,
 436         SMBIOS_ENCLOSURE_IOT_GATEWAY = 0x21,
 437         SMBIOS_ENCLOSURE_EMBEDDED_PC = 0x22,
 438         SMBIOS_ENCLOSURE_MINI_PC = 0x23,
 439         SMBIOS_ENCLOSURE_STICK_PC = 0x24,
 440 } smbios_enclosure_type;
 441
 442 struct smbios_type3 {
 443         struct smbios_header header;
 444         u8 manufacturer;
 445         u8 _type;
 446         u8 version;
 447         u8 serial_number;
 448         u8 asset_tag_number;
 449         u8 bootup_state;
 450         u8 power_supply_state;
 451         u8 thermal_state;
 452         u8 security_status;
 453         u32 oem_defined;
 454         u8 height;
 455         u8 number_of_power_cords;
 456         u8 element_count;
 457         u8 element_record_length;
 458         u8 sku_number;
 459         u8 eos[2];
 460 } __packed;
 461
 462 struct smbios_type4 {
 463         struct smbios_header header;
 464         u8 socket_designation;
 465         u8 processor_type;
 466         u8 processor_family;
 467         u8 processor_manufacturer;
 468         u32 processor_id[2];
 469         u8 processor_version;
 470         u8 voltage;
 471         u16 external_clock;
 472         u16 max_speed;
 473         u16 current_speed;
 474         u8 status;
 475         u8 processor_upgrade;
 476         u16 l1_cache_handle;
 477         u16 l2_cache_handle;
 478         u16 l3_cache_handle;
 479         u8 serial_number;
 480         u8 asset_tag;
 481         u8 part_number;
 482         u8 core_count;
 483         u8 core_enabled;
 484         u8 thread_count;
 485         u16 processor_characteristics;
 486         u16 processor_family2;
 487         u16 core_count2;
 488         u16 core_enabled2;
 489         u16 thread_count2;
 490         u8 eos[2];
 491 } __packed;
 492
 493 /* defines for smbios_type4 */
 494
 495 #define SMBIOS_PROCESSOR_STATUS_POPULATED               (1 << 6)
 496 #define SMBIOS_PROCESSOR_STATUS_CPU_ENABLED             (1 << 0)
 497
 498 /* enum for socket type */
 499 enum smbios_processor_upgrade_field {
 500         PROCESSOR_UPGRADE_OTHER = 0x01,
 501         PROCESSOR_UPGRADE_UNKNOWN = 0x02,
 502         PROCESSOR_UPGRADE_DAUGHTER_BOARD = 0x03,
 503         PROCESSOR_UPGRADE_ZIF_SOCKET = 0x04,
 504         PROCESSOR_UPGRADE_REPLACEABLE_PIGGY_BACK = 0x05,
 505         PROCESSOR_UPGRADE_NONE = 0x06,
 506         PROCESSOR_UPGRADE_LIF_SOCKET = 0x07,
 507         PROCESSOR_UPGRADE_SLOT_1 = 0x08,
 508         PROCESSOR_UPGRADE_SLOT_2 = 0x09,
 509         PROCESSOR_UPGRADE_370_PIN_SOCKET = 0x0a,
 510         PROCESSOR_UPGRADE_SLOT_A = 0x0b,
 511         PROCESSOR_UPGRADE_SLOT_M = 0x0c,
 512         PROCESSOR_UPGRADE_SOCKET_423 = 0x0d,
 513         PROCESSOR_UPGRADE_SOCKET_A = 0x0e,
 514         PROCESSOR_UPGRADE_SOCKET_478 = 0x0f,
 515         PROCESSOR_UPGRADE_SOCKET_754 = 0x10,
 516         PROCESSOR_UPGRADE_SOCKET_940 = 0x11,
 517         PROCESSOR_UPGRADE_SOCKET_939 = 0x12,
 518         PROCESSOR_UPGRADE_SOCKET_MPGA604 = 0x13,
 519         PROCESSOR_UPGRADE_SOCKET_LGA771 = 0x14,
 520         PROCESSOR_UPGRADE_SOCKET_LGA775 = 0x15,
 521         PROCESSOR_UPGRADE_SOCKET_S1 = 0x16,
 522         PROCESSOR_UPGRADE_SOCKET_AM2 = 0x17,
 523         PROCESSOR_UPGRADE_SOCKET_F = 0x18,
 524         PROCESSOR_UPGRADE_SOCKET_LGA1366 = 0x19,
 525         PROCESSOR_UPGRADE_SOCKET_G34 = 0x1a,
 526         PROCESSOR_UPGRADE_SOCKET_AM3 = 0x1b,
 527         PROCESSOR_UPGRADE_SOCKET_C32 = 0x1c,
 528         PROCESSOR_UPGRADE_SOCKET_LGA1156 = 0x1d,
 529         PROCESSOR_UPGRADE_SOCKET_LGA1567 = 0x1e,
 530         PROCESSOR_UPGRADE_SOCKET_PGA988A = 0x1f,
 531         PROCESSOR_UPGRADE_SOCKET_BGA1288 = 0x20,
 532         PROCESSOR_UPGRADE_SOCKET_RPGA988B = 0x21,
 533         PROCESSOR_UPGRADE_SOCKET_BGA1023 = 0x22,
 534         PROCESSOR_UPGRADE_SOCKET_BGA1224 = 0x23,
 535         PROCESSOR_UPGRADE_SOCKET_LGA1155 = 0x24,
 536         PROCESSOR_UPGRADE_SOCKET_LGA1356 = 0x25,
 537         PROCESSOR_UPGRADE_SOCKET_LGA2011 = 0x26,
 538         PROCESSOR_UPGRADE_SOCKET_FS1 = 0x27,
 539         PROCESSOR_UPGRADE_SOCKET_FS2 = 0x28,
 540         PROCESSOR_UPGRADE_SOCKET_FM1 = 0x29,
 541         PROCESSOR_UPGRADE_SOCKET_FM2 = 0x2a,
 542         PROCESSOR_UPGRADE_SOCKET_LGA2011_3 = 0x2b,
 543         PROCESSOR_UPGRADE_SOCKET_LGA1356_3 = 0x2c,
 544         PROCESSOR_UPGRADE_SOCKET_LGA1150 = 0x2d,
 545         PROCESSOR_UPGRADE_SOCKET_BGA1168 = 0x2e,
 546         PROCESSOR_UPGRADE_SOCKET_BGA1234 = 0x2f,
 547         PROCESSOR_UPGRADE_SOCKET_BGA1364 = 0x30,
 548         PROCESSOR_UPGRADE_SOCKET_AM4 = 0x31,
 549         PROCESSOR_UPGRADE_SOCKET_LGA1151 = 0x32,
 550         PROCESSOR_UPGRADE_SOCKET_BGA1356 = 0x33,
 551         PROCESSOR_UPGRADE_SOCKET_BGA1440 = 0x34,
 552         PROCESSOR_UPGRADE_SOCKET_BGA1515 = 0x35,
 553         PROCESSOR_UPGRADE_SOCKET_LGA3647_1 = 0x36,
 554         PROCESSOR_UPGRADE_SOCKET_SP3 = 0x37,
 555         PROCESSOR_UPGRADE_SOCKET_SP3R2 = 0x38,
 556         PROCESSOR_UPGRADE_SOCKET_LGA2066 = 0x39,
 557         PROCESSOR_UPGRADE_SOCKET_BGA1392 = 0x3a,
 558         PROCESSOR_UPGRADE_SOCKET_BGA1510 = 0x3b,
 559         PROCESSOR_UPGRADE_SOCKET_BGA1528 = 0x3c,
 560         PROCESSOR_UPGRADE_SOCKET_LGA4189 = 0x3d,
 561         PROCESSOR_UPGRADE_SOCKET_LGA1200 = 0x3e,
 562         PROCESSOR_UPGRADE_SOCKET_LGA4677 = 0x3f,
 563         PROCESSOR_UPGRADE_SOCKET_LGA1700 = 0x40,
 564         PROCESSOR_UPGRADE_SOCKET_BGA1744 = 0x41,
 565         PROCESSOR_UPGRADE_SOCKET_BGA1781 = 0x42,
 566         PROCESSOR_UPGRADE_SOCKET_BGA1211 = 0x43,
 567         PROCESSOR_UPGRADE_SOCKET_BGA2422 = 0x44,
 568         PROCESSOR_UPGRADE_SOCKET_LGA1211 = 0x45,
 569         PROCESSOR_UPGRADE_SOCKET_LGA2422 = 0x46,
 570         PROCESSOR_UPGRADE_SOCKET_LGA5773 = 0x47,
 571         PROCESSOR_UPGRADE_SOCKET_BGA5773 = 0x48,
 572 };
 573
 574 /* defines for processor family */
 575 #define SMBIOS_PROCESSOR_FAMILY_OTHER                   0x01
 576 #define SMBIOS_PROCESSOR_FAMILY_UNKNOWN                 0x02
 577 #define SMBIOS_PROCESSOR_FAMILY_XEON                    0xb3
 578
 579 /* defines for processor characteristics */
 580 #define PROCESSOR_64BIT_CAPABLE                         (1 << 2)
 581 #define PROCESSOR_MULTI_CORE                            (1 << 3)
 582 #define PROCESSOR_POWER_PERFORMANCE_CONTROL             (1 << 7)
 583
 584 /* defines for supported_sram_type/current_sram_type */
 585
 586 #define SMBIOS_CACHE_SRAM_TYPE_OTHER                    (1 << 0)
 587 #define SMBIOS_CACHE_SRAM_TYPE_UNKNOWN                  (1 << 1)
 588 #define SMBIOS_CACHE_SRAM_TYPE_NON_BURST                (1 << 2)
 589 #define SMBIOS_CACHE_SRAM_TYPE_BURST                    (1 << 3)
 590 #define SMBIOS_CACHE_SRAM_TYPE_PIPELINE_BURST           (1 << 4)
 591 #define SMBIOS_CACHE_SRAM_TYPE_SYNCHRONOUS              (1 << 5)
 592 #define SMBIOS_CACHE_SRAM_TYPE_ASYNCHRONOUS             (1 << 6)
 593
 594 /* enum for error_correction_type */
 595
 596 enum smbios_cache_error_corr {
 597         SMBIOS_CACHE_ERROR_CORRECTION_OTHER = 1,
 598         SMBIOS_CACHE_ERROR_CORRECTION_UNKNOWN,
 599         SMBIOS_CACHE_ERROR_CORRECTION_NONE,
 600         SMBIOS_CACHE_ERROR_CORRECTION_PARITY,
 601         SMBIOS_CACHE_ERROR_CORRECTION_SINGLE_BIT,
 602         SMBIOS_CACHE_ERROR_CORRECTION_MULTI_BIT,
 603 };
 604
 605 /* enum for system_cache_type */
 606
 607 enum smbios_cache_type {
 608         SMBIOS_CACHE_TYPE_OTHER = 1,
 609         SMBIOS_CACHE_TYPE_UNKNOWN,
 610         SMBIOS_CACHE_TYPE_INSTRUCTION,
 611         SMBIOS_CACHE_TYPE_DATA,
 612         SMBIOS_CACHE_TYPE_UNIFIED,
 613 };
 614
 615 /* enum for associativity */
 616
 617 enum smbios_cache_associativity {
 618         SMBIOS_CACHE_ASSOCIATIVITY_OTHER = 1,
 619         SMBIOS_CACHE_ASSOCIATIVITY_UNKNOWN,
 620         SMBIOS_CACHE_ASSOCIATIVITY_DIRECT,
 621         SMBIOS_CACHE_ASSOCIATIVITY_2WAY,
 622         SMBIOS_CACHE_ASSOCIATIVITY_4WAY,
 623         SMBIOS_CACHE_ASSOCIATIVITY_FULL,
 624         SMBIOS_CACHE_ASSOCIATIVITY_8WAY,
 625         SMBIOS_CACHE_ASSOCIATIVITY_16WAY,
 626         SMBIOS_CACHE_ASSOCIATIVITY_12WAY,
 627         SMBIOS_CACHE_ASSOCIATIVITY_24WAY,
 628         SMBIOS_CACHE_ASSOCIATIVITY_32WAY,
 629         SMBIOS_CACHE_ASSOCIATIVITY_48WAY,
 630         SMBIOS_CACHE_ASSOCIATIVITY_64WAY,
 631         SMBIOS_CACHE_ASSOCIATIVITY_20WAY,
 632 };
 633
 634 /* defines for cache_configuration */
 635
 636 #define SMBIOS_CACHE_CONF_LEVEL(x) ((((x) - 1) & 0x7) << 0)
 637 #define SMBIOS_CACHE_CONF_LOCATION(x) (((x) & 0x3) << 5)
 638 #define SMBIOS_CACHE_CONF_ENABLED(x) (((x) & 0x1) << 7)
 639 #define SMBIOS_CACHE_CONF_OPERATION_MODE(x) (((x) & 0x3) << 8)
 640
 641 /* defines for max_cache_size and installed_size */
 642
 643 #define SMBIOS_CACHE_SIZE_UNIT_1KB              (0 << 15)
 644 #define SMBIOS_CACHE_SIZE_UNIT_64KB             (1 << 15)
 645 #define SMBIOS_CACHE_SIZE_MASK                  0x7fff
 646 #define SMBIOS_CACHE_SIZE_OVERFLOW              0xffff
 647
 648 #define SMBIOS_CACHE_SIZE2_UNIT_1KB             (0 << 31)
 649 #define SMBIOS_CACHE_SIZE2_UNIT_64KB            (1UL << 31)
 650 #define SMBIOS_CACHE_SIZE2_MASK                 0x7fffffff
 651
 652 /* define for cache operation mode */
 653
 654 #define SMBIOS_CACHE_OP_MODE_WRITE_THROUGH 0
 655 #define SMBIOS_CACHE_OP_MODE_WRITE_BACK 1
 656 #define SMBIOS_CACHE_OP_MODE_VARIES_WITH_MEMORY_ADDRESS 2
 657 #define SMBIOS_CACHE_OP_MODE_UNKNOWN 3
 658
 659 struct smbios_type7 {
 660         struct smbios_header header;
 661         u8 socket_designation;
 662         u16 cache_configuration;
 663         u16 max_cache_size;
 664         u16 installed_size;
 665         u16 supported_sram_type;
 666         u16 current_sram_type;
 667         u8 cache_speed;
 668         u8 error_correction_type;
 669         u8 system_cache_type;
 670         u8 associativity;
 671         u32 max_cache_size2;
 672         u32 installed_size2;
 673         u8 eos[2];
 674 } __packed;
 675
 676 /* enum for connector types */
 677 typedef enum {
 678         CONN_NONE = 0x00,
 679         CONN_CENTRONICS = 0x01,
 680         CONN_MINI_CENTRONICS = 0x02,
 681         CONN_PROPRIETARY = 0x03,
 682         CONN_DB_25_PIN_MALE = 0x04,
 683         CONN_DB_25_PIN_FEMALE = 0x05,
 684         CONN_DB_15_PIN_MALE = 0x06,
 685         CONN_DB_15_PIN_FEMALE = 0x07,
 686         CONN_DB_9_PIN_MALE = 0x08,
 687         CONN_DB_9_PIN_FEMALE = 0x09,
 688         CONN_RJ_11 = 0x0A,
 689         CONN_RJ_45 = 0x0B,
 690         CONN_50_PIN_MINI_SCSI = 0x0C,
 691         CONN_MINI_DIN = 0x0D,
 692         CONN_MICRO_DIN = 0x0E,
 693         CONN_PS_2 = 0x0F,
 694         CONN_INFRARED = 0x10,
 695         CONN_HP_HIL = 0x11,
 696         CONN_ACCESS_BUS_USB = 0x12,
 697         CONN_SSA_SCSI = 0x13,
 698         CONN_CIRCULAR_DIN_8_MALE = 0x14,
 699         CONN_CIRCULAR_DIN_8_FEMALE = 0x15,
 700         CONN_ON_BOARD_IDE = 0x16,
 701         CONN_ON_BOARD_FLOPPY = 0x17,
 702         CONN_9_PIN_DUAL_INLINE = 0x18,
 703         CONN_25_PIN_DUAL_INLINE = 0x19,
 704         CONN_50_PIN_DUAL_INLINE = 0x1A,
 705         CONN_68_PIN_DUAL_INLINE = 0x1B,
 706         CONN_ON_BOARD_SOUND_INPUT_FROM_CD_ROM = 0x1C,
 707         CONN_MINI_CENTRONICS_TYPE14 = 0x1D,
 708         CONN_MINI_CENTRONICS_TYPE26 = 0x1E,
 709         CONN_MINI_JACK_HEADPHONES = 0x1F,
 710         CONN_BNC = 0x20,
 711         CONN_1394 = 0x21,
 712         CONN_SAS_SATA = 0x22,
 713         CONN_USB_TYPE_C = 0x23,
 714         CONN_PC_98 = 0xA0,
 715         CONN_PC_98_HIRESO = 0xA1,
 716         CONN_PC_H98 = 0xA2,
 717         CONN_PC98_NOTE = 0xA3,
 718         CONN_PC_98_FULL = 0xA4,
 719         CONN_OTHER = 0xFF,
 720 } type8_connector_types;
 721
 722 /* enum for port types */
 723 typedef enum {
 724         TYPE_NONE_PORT = 0x00,
 725         TYPE_PARALLEL_PORT_XT_AT_COMPATIBLE = 0x01,
 726         TYPE_PARALLEL_PORT_PS_2 = 0x02,
 727         TYPE_PARALLEL_PORT_ECP = 0x03,
 728         TYPE_PARALLEL_PORT_EPP = 0x04,
 729         TYPE_PARALLEL_PORT_ECP_EPP = 0x05,
 730         TYPE_SERIAL_PORT_XT_AT_COMPATIBLE = 0x06,
 731         TYPE_SERIAL_PORT_16450_COMPATIBLE = 0x07,
 732         TYPE_SERIAL_PORT_16550_COMPATIBLE = 0x08,
 733         TYPE_SERIAL_PORT_16550A_COMPATIBLE = 0x09,
 734         TYPE_SCSI_PORT = 0x0A,
 735         TYPE_MIDI_PORT = 0x0B,
 736         TYPE_JOY_STICK_PORT = 0x0C,
 737         TYPE_KEYBOARD_PORT = 0x0D,
 738         TYPE_MOUSE_PORT = 0x0E,
 739         TYPE_SSA_SCSI = 0x0F,
 740         TYPE_USB = 0x10,
 741         TYPE_FIREWIRE_IEEE_P1394 = 0x11,
 742         TYPE_PCMCIA_TYPE_I = 0x12,
 743         TYPE_PCMCIA_TYPE_II = 0x13,
 744         TYPE_PCMCIA_TYPE_III = 0x14,
 745         TYPE_CARDBUS = 0x15,
 746         TYPE_ACCESS_BUS_PORT = 0x16,
 747         TYPE_SCSI_II = 0x17,
 748         TYPE_SCSI_WIDE = 0x18,
 749         TYPE_PC_98 = 0x19,
 750         TYPE_PC_98_HIRESO = 0x1A,
 751         TYPE_PC_H98 = 0x1B,
 752         TYPE_VIDEO_PORT = 0x1C,
 753         TYPE_AUDIO_PORT = 0x1D,
 754         TYPE_MODEM_PORT = 0x1E,
 755         TYPE_NETWORK_PORT = 0x1F,
 756         TYPE_SATA = 0x20,
 757         TYPE_SAS = 0x21,
 758         TYPE_MFDP = 0x22,
 759         TYPE_THUNDERBOLT = 0x23,
 760         TYPE_8251_COMPATIBLE = 0xA0,
 761         TYPE_8251_FIFO_COMPATIBLE = 0xA1,
 762         TYPE_OTHER_PORT = 0xFF,
 763 } type8_port_types;
 764
 765 struct port_information {
 766         const char *internal_reference_designator;
 767         type8_connector_types internal_connector_type;
 768         const char *external_reference_designator;
 769         type8_connector_types external_connector_type;
 770         type8_port_types port_type;
 771 };
 772
 773 struct smbios_type8 {
 774         struct smbios_header header;
 775         u8 internal_reference_designator;
 776         u8 internal_connector_type;
 777         u8 external_reference_designator;
 778         u8 external_connector_type;
 779         u8 port_type;
 780         u8 eos[2];
 781 } __packed;
 782
 783 /* System Slots - Slot Type */
 784 enum misc_slot_type {
 785         SlotTypeOther = 0x01,
 786         SlotTypeUnknown = 0x02,
 787         SlotTypeIsa = 0x03,
 788         SlotTypeMca = 0x04,
 789         SlotTypeEisa = 0x05,
 790         SlotTypePci = 0x06,
 791         SlotTypePcmcia = 0x07,
 792         SlotTypeVlVesa = 0x08,
 793         SlotTypeProprietary = 0x09,
 794         SlotTypeProcessorCardSlot = 0x0A,
 795         SlotTypeProprietaryMemoryCardSlot = 0x0B,
 796         SlotTypeIORiserCardSlot = 0x0C,
 797         SlotTypeNuBus = 0x0D,
 798         SlotTypePci66MhzCapable = 0x0E,
 799         SlotTypeAgp = 0x0F,
 800         SlotTypeApg2X = 0x10,
 801         SlotTypeAgp4X = 0x11,
 802         SlotTypePciX = 0x12,
 803         SlotTypeAgp8X = 0x13,
 804         SlotTypeM2Socket1_DP = 0x14,
 805         SlotTypeM2Socket1_SD = 0x15,
 806         SlotTypeM2Socket2 = 0x16,
 807         SlotTypeM2Socket3 = 0x17,
 808         SlotTypeMxmTypeI = 0x18,
 809         SlotTypeMxmTypeII = 0x19,
 810         SlotTypeMxmTypeIIIStandard = 0x1A,
 811         SlotTypeMxmTypeIIIHe = 0x1B,
 812         SlotTypeMxmTypeIV = 0x1C,
 813         SlotTypeMxm30TypeA = 0x1D,
 814         SlotTypeMxm30TypeB = 0x1E,
 815         SlotTypePciExpressGen2Sff_8639 = 0x1F,
 816         SlotTypePciExpressGen3Sff_8639 = 0x20,
 817         SlotTypePciExpressMini52pinWithBSKO = 0x21,
 818         SlotTypePciExpressMini52pinWithoutBSKO = 0x22,
 819         SlotTypePciExpressMini76pin = 0x23,
 820         SlotTypePciExpressOCPNIC30SFF = 0x26,
 821         SlotTypePC98C20 = 0xA0,
 822         SlotTypePC98C24 = 0xA1,
 823         SlotTypePC98E = 0xA2,
 824         SlotTypePC98LocalBus = 0xA3,
 825         SlotTypePC98Card = 0xA4,
 826         SlotTypePciExpress = 0xA5,
 827         SlotTypePciExpressX1 = 0xA6,
 828         SlotTypePciExpressX2 = 0xA7,
 829         SlotTypePciExpressX4 = 0xA8,
 830         SlotTypePciExpressX8 = 0xA9,
 831         SlotTypePciExpressX16 = 0xAA,
 832         SlotTypePciExpressGen2 = 0xAB,
 833         SlotTypePciExpressGen2X1 = 0xAC,
 834         SlotTypePciExpressGen2X2 = 0xAD,
 835         SlotTypePciExpressGen2X4 = 0xAE,
 836         SlotTypePciExpressGen2X8 = 0xAF,
 837         SlotTypePciExpressGen2X16 = 0xB0,
 838         SlotTypePciExpressGen3 = 0xB1,
 839         SlotTypePciExpressGen3X1 = 0xB2,
 840         SlotTypePciExpressGen3X2 = 0xB3,
 841         SlotTypePciExpressGen3X4 = 0xB4,
 842         SlotTypePciExpressGen3X8 = 0xB5,
 843         SlotTypePciExpressGen3X16 = 0xB6,
 844         SlotTypePciExpressGen4 = 0xB8,
 845         SlotTypePciExpressGen4x1 = 0xB9,
 846         SlotTypePciExpressGen4x2 = 0xBA,
 847         SlotTypePciExpressGen4x4 = 0xBB,
 848         SlotTypePciExpressGen4x8 = 0xBC,
 849         SlotTypePciExpressGen4x16 = 0xBD,
 850         SlotTypePciExpressGen5 = 0xBE,
 851         SlotTypePciExpressGen5x1 = 0xBF,
 852         SlotTypePciExpressGen5x2 = 0xC0,
 853         SlotTypePciExpressGen5x4 = 0xC1,
 854         SlotTypePciExpressGen5x8 = 0xC2,
 855         SlotTypePciExpressGen5x16 = 0xC3
 856 };
 857
 858 /* System Slots - Slot Data Bus Width. */
 859 enum slot_data_bus_bandwidth {
 860         SlotDataBusWidthOther = 0x01,
 861         SlotDataBusWidthUnknown = 0x02,
 862         SlotDataBusWidth8Bit = 0x03,
 863         SlotDataBusWidth16Bit = 0x04,
 864         SlotDataBusWidth32Bit = 0x05,
 865         SlotDataBusWidth64Bit = 0x06,
 866         SlotDataBusWidth128Bit = 0x07,
 867         SlotDataBusWidth1X = 0x08,
 868         SlotDataBusWidth2X = 0x09,
 869         SlotDataBusWidth4X = 0x0A,
 870         SlotDataBusWidth8X = 0x0B,
 871         SlotDataBusWidth12X = 0x0C,
 872         SlotDataBusWidth16X = 0x0D,
 873         SlotDataBusWidth32X = 0x0E
 874 };
 875
 876 /* System Slots - Current Usage. */
 877 enum misc_slot_usage {
 878         SlotUsageOther        = 0x01,
 879         SlotUsageUnknown      = 0x02,
 880         SlotUsageAvailable    = 0x03,
 881         SlotUsageInUse        = 0x04,
 882         SlotUsageUnavailable  = 0x05
 883 };
 884
 885 /* System Slots - Slot Length.*/
 886 enum misc_slot_length {
 887         SlotLengthOther = 0x01,
 888         SlotLengthUnknown = 0x02,
 889         SlotLengthShort = 0x03,
 890         SlotLengthLong = 0x04
 891 };
 892
 893 /* System Slots - Slot Characteristics 1. */
 894 #define SMBIOS_SLOT_UNKNOWN             (1 << 0)
 895 #define SMBIOS_SLOT_5V                  (1 << 1)
 896 #define SMBIOS_SLOT_3P3V                (1 << 2)
 897 #define SMBIOS_SLOT_SHARED              (1 << 3)
 898 #define SMBIOS_SLOT_PCCARD_16           (1 << 4)
 899 #define SMBIOS_SLOT_PCCARD_CARDBUS      (1 << 5)
 900 #define SMBIOS_SLOT_PCCARD_ZOOM         (1 << 6)
 901 #define SMBIOS_SLOT_PCCARD_MODEM_RING   (1 << 7)
 902 /* System Slots - Slot Characteristics 2. */
 903 #define SMBIOS_SLOT_PME         (1 << 0)
 904 #define SMBIOS_SLOT_HOTPLUG     (1 << 1)
 905 #define SMBIOS_SLOT_SMBUS       (1 << 2)
 906 #define SMBIOS_SLOT_BIFURCATION (1 << 3)
 907
 908 struct slot_peer_groups {
 909         u16 peer_seg_num;
 910         u8 peer_bus_num;
 911         u8 peer_dev_fn_num;
 912         u8 peer_data_bus_width;
 913 } __packed;
 914
 915 struct smbios_type9 {
 916         struct smbios_header header;
 917         u8 slot_designation;
 918         u8 slot_type;
 919         u8 slot_data_bus_width;
 920         u8 current_usage;
 921         u8 slot_length;
 922         u16 slot_id;
 923         u8 slot_characteristics_1;
 924         u8 slot_characteristics_2;
 925         u16 segment_group_number;
 926         u8 bus_number;
 927         u8 device_function_number;
 928         u8 data_bus_width;
 929         u8 peer_group_count;
 930         struct slot_peer_groups peer[0];
 931         u8 eos[2];
 932 } __packed;
 933
 934 struct smbios_type11 {
 935         struct smbios_header header;
 936         u8 count;
 937         u8 eos[2];
 938 } __packed;
 939
 940 struct smbios_type15 {
 941         struct smbios_header header;
 942         u16 area_length;
 943         u16 header_offset;
 944         u16 data_offset;
 945         u8 access_method;
 946         u8 log_status;
 947         u32 change_token;
 948         u32 address;
 949         u8 header_format;
 950         u8 log_type_descriptors;
 951         u8 log_type_descriptor_length;
 952         u8 eos[2];
 953 } __packed;
 954
 955 enum {
 956         SMBIOS_EVENTLOG_ACCESS_METHOD_IO8 = 0,
 957         SMBIOS_EVENTLOG_ACCESS_METHOD_IO8X2,
 958         SMBIOS_EVENTLOG_ACCESS_METHOD_IO16,
 959         SMBIOS_EVENTLOG_ACCESS_METHOD_MMIO32,
 960         SMBIOS_EVENTLOG_ACCESS_METHOD_GPNV,
 961 };
 962
 963 enum {
 964         SMBIOS_EVENTLOG_STATUS_VALID = 1, /* Bit 0 */
 965         SMBIOS_EVENTLOG_STATUS_FULL  = 2, /* Bit 1 */
 966 };
 967
 968 #define SMBIOS_USE_EXTENDED_MAX_CAPACITY        (1ULL << 31)
 969
 970 struct smbios_type16 {
 971         struct smbios_header header;
 972         u8 location;
 973         u8 use;
 974         u8 memory_error_correction;
 975         u32 maximum_capacity;
 976         u16 memory_error_information_handle;
 977         u16 number_of_memory_devices;
 978         u64 extended_maximum_capacity;
 979         u8 eos[2];
 980 } __packed;
 981
 982 struct smbios_type17 {
 983         struct smbios_header header;
 984         u16 phys_memory_array_handle;
 985         u16 memory_error_information_handle;
 986         u16 total_width;
 987         u16 data_width;
 988         u16 size;
 989         u8 form_factor;
 990         u8 device_set;
 991         u8 device_locator;
 992         u8 bank_locator;
 993         u8 memory_type;
 994         u16 type_detail;
 995         u16 speed;
 996         u8 manufacturer;
 997         u8 serial_number;
 998         u8 asset_tag;
 999         u8 part_number;
1000         u8 attributes;
1001         u32 extended_size;
1002         u16 clock_speed;
1003         u16 minimum_voltage;
1004         u16 maximum_voltage;
1005         u16 configured_voltage;
1006         u8 eos[2];
1007 } __packed;
1008
1009 struct smbios_type19 {
1010         struct smbios_header header;
1011         u32 starting_address;
1012         u32 ending_address;
1013         u16 memory_array_handle;
1014         u8 partition_width;
1015         u64 extended_starting_address;
1016         u64 extended_ending_address;
1017         u8 eos[2];
1018 } __packed;
1019
1020 struct smbios_type20 {
1021         struct smbios_header header;
1022         u32 addr_start;
1023         u32 addr_end;
1024         u16 memory_device_handle;
1025         u16 memory_array_mapped_address_handle;
1026         u8 partition_row_pos;
1027         u8 interleave_pos;
1028         u8 interleave_depth;
1029         u64 ext_addr_start;
1030         u64 ext_addr_end;
1031         u8 eos[2];
1032 } __packed;
1033
1034 /* Bit[7..5] = Temp status */
1035 enum smbios_temp_status {
1036         SMBIOS_TEMP_STATUS_OTHER = 0x01,
1037         SMBIOS_TEMP_STATUS_UNKNOWN,
1038         SMBIOS_TEMP_STATUS_OK,
1039         SMBIOS_TEMP_STATUS_NONCRITICAL,
1040         SMBIOS_TEMP_STATUS_CRITICAL,
1041         SMBIOS_TEMP_STATUS_NONREC,                      // Non-Recoverable.
1042 };
1043
1044 /* Bit[4..0] = Temp location */
1045 enum smbios_temp_location {
1046         SMBIOS_TEMP_LOCATION_OTHER = 0x01,
1047         SMBIOS_TEMP_LOCATION_UNKNOWN,
1048         SMBIOS_TEMP_LOCATION_PROCESSOR,
1049         SMBIOS_TEMP_LOCATION_DISK,
1050         SMBIOS_TEMP_LOCATION_BAY,                       // Peripheral Bay.
1051         SMBIOS_TEMP_LOCATION_SMM,                       // System Management Module.
1052         SMBIOS_TEMP_LOCATION_BOARD,                     // Motherboard.
1053         SMBIOS_TEMP_LOCATION_MM,                        // Memory.
1054         SMBIOS_TEMP_LOCATION_PM,                        // Processor Module.
1055         SMBIOS_TEMP_LOCATION_POW,                       // Power Unit.
1056         SMBIOS_TEMP_LOCATION_ADDCARD,
1057 };
1058
1059 struct smbios_type28 {
1060         struct smbios_header header;
1061         u8 description;
1062         u8 location_and_status;
1063         u16 maximum_value;
1064         u16 minimum_value;
1065         u16 resolution;
1066         u16 tolerance;
1067         u16 accuracy;
1068         u32 oem_defined;
1069         u16 nominal_value;
1070         u8 eos[2];
1071 } __packed;
1072
1073
1074 struct smbios_type32 {
1075         struct smbios_header header;
1076         u8 reserved[6];
1077         u8 boot_status;
1078         u8 eos[2];
1079 } __packed;
1080
1081 struct smbios_type38 {
1082         struct smbios_header header;
1083         u8 interface_type;
1084         u8 ipmi_rev;
1085         u8 i2c_slave_addr;
1086         u8 nv_storage_addr;
1087         u64 base_address;
1088         u8 base_address_modifier;
1089         u8 irq;
1090         u8 eos[2];
1091 } __packed;
1092
1093 enum smbios_bmc_interface_type {
1094         SMBIOS_BMC_INTERFACE_UNKNOWN = 0,
1095         SMBIOS_BMC_INTERFACE_KCS,
1096         SMBIOS_BMC_INTERFACE_SMIC,
1097         SMBIOS_BMC_INTERFACE_BLOCK,
1098         SMBIOS_BMC_INTERFACE_SMBUS,
1099 };
1100
1101 typedef enum {
1102         PowerSupplyTypeOther = 1,
1103         PowerSupplyTypeUnknown = 2,
1104         PowerSupplyTypeLinear = 3,
1105         PowerSupplyTypeSwitching = 4,
1106         PowerSupplyTypeBattery = 5,
1107         PowerSupplyTypeUps = 6,
1108         PowerSupplyTypeConverter = 7,
1109         PowerSupplyTypeRegulator = 8
1110 } power_supply_type;
1111
1112 typedef enum {
1113         PowerSupplyStatusOther = 1,
1114         PowerSupplyStatusUnknown = 2,
1115         PowerSupplyStatusOk = 3,
1116         PowerSupplyStatusNonCritical = 4,
1117         PowerSupplyStatusCritical = 5
1118 } power_supply_status;
1119
1120 typedef enum {
1121         PowerSupplyInputVoltageRangeSwitchingOther = 1,
1122         PowerSupplyInputVoltageRangeSwitchingUnknown = 2,
1123         PowerSupplyInputVoltageRangeSwitchingManual = 3,
1124         PowerSupplyInputVoltageRangeSwitchingAutoSwitch = 4,
1125         PowerSupplyInputVoltageRangeSwitchingWideRange = 5,
1126         PowerSupplyInputVoltageRangeSwitchingNotApplicable = 6
1127 } power_supply_input_voltage_range_switching;
1128
1129 struct power_supply_ch {
1130         u16 reserved                            :2;
1131         u16 power_supply_type                   :4;
1132         u16 power_supply_status                 :3;
1133         u16 input_voltage_range_switch          :4;
1134         u16 power_supply_unplugged              :1;
1135         u16 power_supply_present                :1;
1136         u16 power_supply_hot_replaceble         :1;
1137 };
1138
1139 struct smbios_type39 {
1140         struct smbios_header header;
1141         u8 power_unit_group;
1142         u8 location;
1143         u8 device_name;
1144         u8 manufacturer;
1145         u8 serial_number;
1146         u8 asset_tag_number;
1147         u8 model_part_number;
1148         u8 revision_level;
1149         u16 max_power_capacity;
1150         u16 power_supply_characteristics;
1151         u16 input_voltage_probe_handle;
1152         u16 cooling_device_handle;
1153         u16 input_current_probe_handle;
1154         u8 eos[2];
1155 } __packed;
1156
1157 int smbios_write_type39(unsigned long *current, int *handle,
1158                         u8 unit_group, const char *loc, const char *dev_name,
1159                         const char *man, const char *serial_num,
1160                         const char *tag_num, const char *part_num,
1161                         const char *rev_lvl, u16 max_pow_cap,
1162                         const struct power_supply_ch *ps_ch);
1163
1164 typedef enum {
1165         SMBIOS_DEVICE_TYPE_OTHER = 0x01,
1166         SMBIOS_DEVICE_TYPE_UNKNOWN,
1167         SMBIOS_DEVICE_TYPE_VIDEO,
1168         SMBIOS_DEVICE_TYPE_SCSI,
1169         SMBIOS_DEVICE_TYPE_ETHERNET,
1170         SMBIOS_DEVICE_TYPE_TOKEN_RING,
1171         SMBIOS_DEVICE_TYPE_SOUND,
1172         SMBIOS_DEVICE_TYPE_PATA,
1173         SMBIOS_DEVICE_TYPE_SATA,
1174         SMBIOS_DEVICE_TYPE_SAS,
1175         SMBIOS_DEVICE_TYPE_WIRELESS_LAN,
1176         SMBIOS_DEVICE_TYPE_BLUETOOTH,
1177         SMBIOS_DEVICE_TYPE_WWAN,
1178         SMBIOS_DEVICE_TYPE_EMMC,
1179         SMBIOS_DEVICE_TYPE_NVME,
1180         SMBIOS_DEVICE_TYPE_UFS,
1181 } smbios_onboard_device_type;
1182
1183 #define SMBIOS_DEVICE_TYPE_COUNT 10
1184
1185 struct smbios_type41 {
1186         struct smbios_header header;
1187         u8 reference_designation;
1188         u8 device_type: 7;
1189         u8 device_status: 1;
1190         u8 device_type_instance;
1191         u16 segment_group_number;
1192         u8 bus_number;
1193         u8 function_number: 3;
1194         u8 device_number: 5;
1195         u8 eos[2];
1196 } __packed;
1197
1198
1199 #define SMBIOS_TPM_DEVICE_CHARACTERISTICS_NOT_SUPPORTED (1ULL << 2)
1200 #define SMBIOS_TPM_DEVICE_FAMILY_CONFIGURABLE_VIA_FW_UPD (1ULL << 3)
1201 #define SMBIOS_TPM_DEVICE_FAMILY_CONFIGURABLE_VIA_PLATFORM_SW_SUPPORT (1ULL << 4)
1202 #define SMBIOS_TPM_DEVICE_FAMILY_CONFIGURABLE_VIA_OEM_PROPRIETARY (1ULL << 5)
1203
1204 struct smbios_type43 {
1205         struct smbios_header header;
1206         u32 vendor_id;
1207         u8 major_spec_ver;
1208         u8 minor_spec_ver;
1209         u32 fw_ver1;
1210         u32 fw_ver2;
1211         u8 description;
1212         u64 characteristics;
1213         u32 oem_defined;
1214         u8 eos[2];
1215 } __packed;
1216
1217 struct smbios_type127 {
1218         struct smbios_header header;
1219         u8 eos[2];
1220 } __packed;
1221
1222 /* Provided to help architecture code */
1223 int smbios_write_type7(unsigned long *current,
1224                        const int handle,
1225                        const u8 level,
1226                        const u8 sram_type,
1227                        const enum smbios_cache_associativity associativity,
1228                        const enum smbios_cache_type type,
1229                        const size_t max_cache_size,
1230                        const size_t cache_size);
1231 enum smbios_cache_associativity smbios_cache_associativity(const u8 num);
1232
1233 /* Must be defined by architecture code */
1234 int smbios_write_type4(unsigned long *current, int handle);
1235 int smbios_write_type7_cache_parameters(unsigned long *current,
1236                                         int *handle,
1237                                         int *max_struct_size,
1238                                         struct smbios_type4 *type4);
1239
1240 void smbios_fill_dimm_manufacturer_from_id(uint16_t mod_id,
1241         struct smbios_type17 *t);
1242 void smbios_fill_dimm_asset_tag(const struct dimm_info *dimm,
1243         struct smbios_type17 *t);
1244 void smbios_fill_dimm_locator(const struct dimm_info *dimm,
1245         struct smbios_type17 *t);
1246
1247 smbios_wakeup_type smbios_system_wakeup_type(void);
1248 smbios_board_type smbios_mainboard_board_type(void);
1249 smbios_enclosure_type smbios_mainboard_enclosure_type(void);
1250
1251 #endif