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#ifndef SMBIOS_H
#define SMBIOS_H
#include <types.h>
unsigned long smbios_write_tables(unsigned long start);
int smbios_add_string(char *start, const char *str);
int smbios_string_table_len(char *start);
/* Used by mainboard to add an on-board device */
int smbios_write_type41(unsigned long *current, int *handle,
const char *name, u8 instance, u16 segment,
u8 bus, u8 device, u8 function);
const char *smbios_mainboard_manufacturer(void);
const char *smbios_mainboard_product_name(void);
const char *smbios_mainboard_serial_number(void);
const char *smbios_mainboard_version(void);
void smbios_mainboard_set_uuid(u8 *uuid);
const char *smbios_mainboard_bios_version(void);
u8 smbios_mainboard_enclosure_type(void);
#define BIOS_CHARACTERISTICS_PCI_SUPPORTED (1 << 7)
#define BIOS_CHARACTERISTICS_PC_CARD (1 << 8)
#define BIOS_CHARACTERISTICS_PNP (1 << 9)
#define BIOS_CHARACTERISTICS_APM (1 << 10)
#define BIOS_CHARACTERISTICS_UPGRADEABLE (1 << 11)
#define BIOS_CHARACTERISTICS_SHADOW (1 << 12)
#define BIOS_CHARACTERISTICS_BOOT_FROM_CD (1 << 15)
#define BIOS_CHARACTERISTICS_SELECTABLE_BOOT (1 << 16)
#define BIOS_CHARACTERISTICS_BIOS_SOCKETED (1 << 17)
#define BIOS_EXT1_CHARACTERISTICS_ACPI (1 << 0)
#define BIOS_EXT2_CHARACTERISTICS_TARGET (1 << 2)
#define SMBIOS_STATE_SAFE 3
typedef enum {
SMBIOS_BIOS_INFORMATION=0,
SMBIOS_SYSTEM_INFORMATION=1,
SMBIOS_BOARD_INFORMATION=2,
SMBIOS_SYSTEM_ENCLOSURE=3,
SMBIOS_PROCESSOR_INFORMATION=4,
SMBIOS_CACHE_INFORMATION=7,
SMBIOS_SYSTEM_SLOTS=9,
SMBIOS_OEM_STRINGS=11,
SMBIOS_EVENT_LOG=15,
SMBIOS_PHYS_MEMORY_ARRAY=16,
SMBIOS_MEMORY_DEVICE=17,
SMBIOS_MEMORY_ARRAY_MAPPED_ADDRESS=19,
SMBIOS_SYSTEM_BOOT_INFORMATION=32,
SMBIOS_ONBOARD_DEVICES_EXTENDED_INFORMATION=41,
SMBIOS_END_OF_TABLE=127,
} smbios_struct_type_t;
struct smbios_entry {
u8 anchor[4];
u8 checksum;
u8 length;
u8 major_version;
u8 minor_version;
u16 max_struct_size;
u8 entry_point_rev;
u8 formwatted_area[5];
u8 intermediate_anchor_string[5];
u8 intermediate_checksum;
u16 struct_table_length;
u32 struct_table_address;
u16 struct_count;
u8 smbios_bcd_revision;
} __attribute__((packed));
struct smbios_type0 {
u8 type;
u8 length;
u16 handle;
u8 vendor;
u8 bios_version;
u16 bios_start_segment;
u8 bios_release_date;
u8 bios_rom_size;
u64 bios_characteristics;
u8 bios_characteristics_ext1;
u8 bios_characteristics_ext2;
u8 system_bios_major_release;
u8 system_bios_minor_release;
u8 ec_major_release;
u8 ec_minor_release;
char eos[2];
} __attribute__((packed));
struct smbios_type1 {
u8 type;
u8 length;
u16 handle;
u8 manufacturer;
u8 product_name;
u8 version;
u8 serial_number;
u8 uuid[16];
u8 wakeup_type;
u8 sku;
u8 family;
char eos[2];
} __attribute__((packed));
struct smbios_type2 {
u8 type;
u8 length;
u16 handle;
u8 manufacturer;
u8 product_name;
u8 version;
u8 serial_number;
char eos[2];
} __attribute__((packed));
enum
{
SMBIOS_ENCLOSURE_DESKTOP = 3,
SMBIOS_ENCLOSURE_NOTEBOOK = 9,
};
struct smbios_type3 {
u8 type;
u8 length;
u16 handle;
u8 manufacturer;
u8 _type;
u8 version;
u8 serial_number;
u8 asset_tag_number;
u8 bootup_state;
u8 power_supply_state;
u8 thermal_state;
u8 security_status;
u32 oem_defined;
u8 height;
u8 number_of_power_cords;
u8 element_count;
u8 element_record_length;
char eos[2];
} __attribute__((packed));
struct smbios_type4 {
u8 type;
u8 length;
u16 handle;
u8 socket_designation;
u8 processor_type;
u8 processor_family;
u8 processor_manufacturer;
u32 processor_id[2];
u8 processor_version;
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;
u8 asset_tag;
u8 part_number;
u8 core_count;
u8 core_enabled;
u8 thread_count;
u16 processor_characteristics;
u16 processor_family2;
char eos[2];
} __attribute__((packed));
struct smbios_type11 {
u8 type;
u8 length;
u16 handle;
u8 count;
char eos[2];
} __attribute__((packed));
struct smbios_type15 {
u8 type;
u8 length;
u16 handle;
u16 area_length;
u16 header_offset;
u16 data_offset;
u8 access_method;
u8 log_status;
u32 change_token;
u32 address;
u8 header_format;
u8 log_type_descriptors;
u8 log_type_descriptor_length;
char eos[2];
} __attribute__((packed));
enum {
SMBIOS_EVENTLOG_ACCESS_METHOD_IO8 = 0,
SMBIOS_EVENTLOG_ACCESS_METHOD_IO8X2,
SMBIOS_EVENTLOG_ACCESS_METHOD_IO16,
SMBIOS_EVENTLOG_ACCESS_METHOD_MMIO32,
SMBIOS_EVENTLOG_ACCESS_METHOD_GPNV,
};
enum {
SMBIOS_EVENTLOG_STATUS_VALID = 1, /* Bit 0 */
SMBIOS_EVENTLOG_STATUS_FULL = 2, /* Bit 1 */
};
struct smbios_type16 {
u8 type;
u8 length;
u16 handle;
u8 location;
u8 use;
u8 memory_error_correction;
u32 maximum_capacity;
u16 memory_error_information_handle;
u16 number_of_memory_devices;
u64 extended_maximum_capacity;
char eos[2];
} __attribute__((packed));
struct smbios_type17 {
u8 type;
u8 length;
u16 handle;
u16 phys_memory_array_handle;
u16 memory_error_information_handle;
u16 total_width;
u16 data_width;
u16 size;
u8 form_factor;
u8 device_set;
u8 device_locator;
u8 bank_locator;
u8 memory_type;
u16 type_detail;
u16 speed;
u8 manufacturer;
u8 serial_number;
u8 asset_tag;
u8 part_number;
u8 attributes;
u16 extended_size;
u16 clock_speed;
char eos[2];
} __attribute__((packed));
struct smbios_type32 {
u8 type;
u8 length;
u16 handle;
u8 reserved[6];
u8 boot_status;
u8 eos[2];
} __attribute__((packed));
struct smbios_type38 {
u8 type;
u8 length;
u16 handle;
u8 interface_type;
u8 ipmi_rev;
u8 i2c_slave_addr;
u8 nv_storage_addr;
u64 base_address;
u8 base_address_modifier;
u8 irq;
} __attribute__((packed));
typedef enum {
SMBIOS_DEVICE_TYPE_OTHER = 0x01,
SMBIOS_DEVICE_TYPE_UNKNOWN,
SMBIOS_DEVICE_TYPE_VIDEO,
SMBIOS_DEVICE_TYPE_SCSI,
SMBIOS_DEVICE_TYPE_ETHERNET,
SMBIOS_DEVICE_TYPE_TOKEN_RING,
SMBIOS_DEVICE_TYPE_SOUND,
SMBIOS_DEVICE_TYPE_PATA,
SMBIOS_DEVICE_TYPE_SATA,
SMBIOS_DEVICE_TYPE_SAS,
} smbios_onboard_device_type;
struct smbios_type41 {
u8 type;
u8 length;
u16 handle;
u8 reference_designation;
u8 device_type: 7;
u8 device_status: 1;
u8 device_type_instance;
u16 segment_group_number;
u8 bus_number;
u8 function_number: 3;
u8 device_number: 5;
char eos[2];
} __attribute__((packed));
struct smbios_type127 {
u8 type;
u8 length;
u16 handle;
u8 eos[2];
} __attribute__((packed));
#endif
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