1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
|
#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);
#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_SYSTEM_ENCLOSURE=3,
SMBIOS_PROCESSOR_INFORMATION=4,
SMBIOS_CACHE_INFORMATION=7,
SMBIOS_SYSTEM_SLOTS=9,
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_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_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
|
