src/include/smbios.h

   1 #ifndef SMBIOS_H
   2 #define SMBIOS_H
   3
   4 #include <types.h>
   5
   6 unsigned long smbios_write_tables(unsigned long start);
   7 int smbios_add_string(char *start, const char *str);
   8 int smbios_string_table_len(char *start);
   9
  10 #define BIOS_CHARACTERISTICS_PCI_SUPPORTED  (1 << 7)
  11 #define BIOS_CHARACTERISTICS_PC_CARD  (1 << 8)
  12 #define BIOS_CHARACTERISTICS_PNP  (1 << 9)
  13 #define BIOS_CHARACTERISTICS_APM (1 << 10)
  14 #define BIOS_CHARACTERISTICS_UPGRADEABLE      (1 << 11)
  15 #define BIOS_CHARACTERISTICS_SHADOW           (1 << 12)
  16 #define BIOS_CHARACTERISTICS_BOOT_FROM_CD     (1 << 15)
  17 #define BIOS_CHARACTERISTICS_SELECTABLE_BOOT  (1 << 16)
  18 #define BIOS_CHARACTERISTICS_BIOS_SOCKETED    (1 << 17)
  19
  20 #define BIOS_EXT1_CHARACTERISTICS_ACPI    (1 << 0)
  21 #define BIOS_EXT2_CHARACTERISTICS_TARGET  (1 << 2)
  22
  23 #define SMBIOS_STATE_SAFE 3
  24 typedef enum {
  25         SMBIOS_BIOS_INFORMATION=0,
  26         SMBIOS_SYSTEM_INFORMATION=1,
  27         SMBIOS_SYSTEM_ENCLOSURE=3,
  28         SMBIOS_PROCESSOR_INFORMATION=4,
  29         SMBIOS_CACHE_INFORMATION=7,
  30         SMBIOS_SYSTEM_SLOTS=9,
  31         SMBIOS_PHYS_MEMORY_ARRAY=16,
  32         SMBIOS_MEMORY_DEVICE=17,
  33         SMBIOS_MEMORY_ARRAY_MAPPED_ADDRESS=19,
  34         SMBIOS_SYSTEM_BOOT_INFORMATION=32,
  35         SMBIOS_ONBOARD_DEVICES_EXTENDED_INFORMATION=41,
  36         SMBIOS_END_OF_TABLE=127,
  37 } smbios_struct_type_t;
  38
  39 struct smbios_entry {
  40         u8 anchor[4];
  41         u8 checksum;
  42         u8 length;
  43         u8 major_version;
  44         u8 minor_version;
  45         u16 max_struct_size;
  46         u8 entry_point_rev;
  47         u8 formwatted_area[5];
  48         u8 intermediate_anchor_string[5];
  49         u8 intermediate_checksum;
  50         u16 struct_table_length;
  51         u32 struct_table_address;
  52         u16 struct_count;
  53         u8 smbios_bcd_revision;
  54 } __attribute__((packed));
  55
  56 struct smbios_type0 {
  57         u8 type;
  58         u8 length;
  59         u16 handle;
  60         u8 vendor;
  61         u8 bios_version;
  62         u16 bios_start_segment;
  63         u8 bios_release_date;
  64         u8 bios_rom_size;
  65         u64 bios_characteristics;
  66         u8 bios_characteristics_ext1;
  67         u8 bios_characteristics_ext2;
  68         u8 system_bios_major_release;
  69         u8 system_bios_minor_release;
  70         u8 ec_major_release;
  71         u8 ec_minor_release;
  72         char eos[2];
  73 } __attribute__((packed));
  74
  75 struct smbios_type1 {
  76         u8 type;
  77         u8 length;
  78         u16 handle;
  79         u8 manufacturer;
  80         u8 product_name;
  81         u8 version;
  82         u8 serial_number;
  83         u8 uuid[16];
  84         u8 wakeup_type;
  85         u8 sku;
  86         u8 family;
  87         char eos[2];
  88 } __attribute__((packed));
  89
  90 struct smbios_type3 {
  91         u8 type;
  92         u8 length;
  93         u16 handle;
  94         u8 manufacturer;
  95         u8 _type;
  96         u8 version;
  97         u8 serial_number;
  98         u8 asset_tag_number;
  99         u8 bootup_state;
 100         u8 power_supply_state;
 101         u8 thermal_state;
 102         u8 security_status;
 103         u32 oem_defined;
 104         u8 height;
 105         u8 number_of_power_cords;
 106         u8 element_count;
 107         u8 element_record_length;
 108         char eos[2];
 109 } __attribute__((packed));
 110
 111 struct smbios_type4 {
 112         u8 type;
 113         u8 length;
 114         u16 handle;
 115         u8 socket_designation;
 116         u8 processor_type;
 117         u8 processor_family;
 118         u8 processor_manufacturer;
 119         u32 processor_id[2];
 120         u8 processor_version;
 121         u8 voltage;
 122         u16 external_clock;
 123         u16 max_speed;
 124         u16 current_speed;
 125         u8 status;
 126         u8 processor_upgrade;
 127         u16 l1_cache_handle;
 128         u16 l2_cache_handle;
 129         u16 l3_cache_handle;
 130         u8 serial_number;
 131         u8 asset_tag;
 132         u8 part_number;
 133         u8 core_count;
 134         u8 core_enabled;
 135         u8 thread_count;
 136         u16 processor_characteristics;
 137         u16 processor_family2;
 138         char eos[2];
 139 } __attribute__((packed));
 140
 141 struct smbios_type16 {
 142         u8 type;
 143         u8 length;
 144         u16 handle;
 145         u8 location;
 146         u8 use;
 147         u8 memory_error_correction;
 148         u32 maximum_capacity;
 149         u16 memory_error_information_handle;
 150         u16 number_of_memory_devices;
 151         u64 extended_maximum_capacity;
 152         char eos[2];
 153 } __attribute__((packed));
 154
 155 struct smbios_type17 {
 156         u8 type;
 157         u8 length;
 158         u16 handle;
 159         u16 phys_memory_array_handle;
 160         u16 memory_error_information_handle;
 161         u16 total_width;
 162         u16 data_width;
 163         u16 size;
 164         u8 form_factor;
 165         u8 device_set;
 166         u8 device_locator;
 167         u8 bank_locator;
 168         u8 memory_type;
 169         u16 type_detail;
 170         u16 speed;
 171         u8 manufacturer;
 172         u8 serial_number;
 173         u8 asset_tag;
 174         u8 part_number;
 175         u8 attributes;
 176         u16 extended_size;
 177         u16 clock_speed;
 178
 179         char eos[2];
 180 } __attribute__((packed));
 181
 182 struct smbios_type32 {
 183         u8 type;
 184         u8 length;
 185         u16 handle;
 186         u8 reserved[6];
 187         u8 boot_status;
 188         u8 eos[2];
 189 } __attribute__((packed));
 190
 191 typedef enum {
 192         SMBIOS_DEVICE_TYPE_OTHER = 0x01,
 193         SMBIOS_DEVICE_TYPE_UNKNOWN,
 194         SMBIOS_DEVICE_TYPE_VIDEO,
 195         SMBIOS_DEVICE_TYPE_SCSI,
 196         SMBIOS_DEVICE_TYPE_ETHERNET,
 197         SMBIOS_DEVICE_TYPE_TOKEN_RING,
 198         SMBIOS_DEVICE_TYPE_SOUND,
 199         SMBIOS_DEVICE_TYPE_PATA,
 200         SMBIOS_DEVICE_TYPE_SATA,
 201         SMBIOS_DEVICE_TYPE_SAS,
 202 } smbios_onboard_device_type;
 203
 204 struct smbios_type41 {
 205         u8 type;
 206         u8 length;
 207         u16 handle;
 208         u8 reference_designation;
 209         u8 device_type: 7;
 210         u8 device_status: 1;
 211         u8 device_type_instance;
 212         u16 segment_group_number;
 213         u8 bus_number;
 214         u8 function_number: 3;
 215         u8 device_number: 5;
 216         char eos[2];
 217 } __attribute__((packed));
 218
 219 struct smbios_type127 {
 220         u8 type;
 221         u8 length;
 222         u16 handle;
 223         u8 eos[2];
 224 } __attribute__((packed));
 225
 226 #endif