hw/clock: Only propagate clock changes if the clock is changed
[qemu.git] / include / hw / firmware / smbios.h
1 #ifndef QEMU_SMBIOS_H
2 #define QEMU_SMBIOS_H
3
4 /*
5 * SMBIOS Support
6 *
7 * Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
8 *
9 * Authors:
10 * Alex Williamson <alex.williamson@hp.com>
11 *
12 * This work is licensed under the terms of the GNU GPL, version 2. See
13 * the COPYING file in the top-level directory.
14 *
15 */
16
17
18 #define SMBIOS_MAX_TYPE 127
19
20 /* memory area description, used by type 19 table */
21 struct smbios_phys_mem_area {
22 uint64_t address;
23 uint64_t length;
24 };
25
26 /*
27 * SMBIOS spec defined tables
28 */
29 typedef enum SmbiosEntryPointType {
30 SMBIOS_ENTRY_POINT_21,
31 SMBIOS_ENTRY_POINT_30,
32 } SmbiosEntryPointType;
33
34 /* SMBIOS Entry Point
35 * There are two types of entry points defined in the SMBIOS specification
36 * (see below). BIOS must place the entry point(s) at a 16-byte-aligned
37 * address between 0xf0000 and 0xfffff. Note that either entry point type
38 * can be used in a 64-bit target system, except that SMBIOS 2.1 entry point
39 * only allows the SMBIOS struct table to reside below 4GB address space.
40 */
41
42 /* SMBIOS 2.1 (32-bit) Entry Point
43 * - introduced since SMBIOS 2.1
44 * - supports structure table below 4GB only
45 */
46 struct smbios_21_entry_point {
47 uint8_t anchor_string[4];
48 uint8_t checksum;
49 uint8_t length;
50 uint8_t smbios_major_version;
51 uint8_t smbios_minor_version;
52 uint16_t max_structure_size;
53 uint8_t entry_point_revision;
54 uint8_t formatted_area[5];
55 uint8_t intermediate_anchor_string[5];
56 uint8_t intermediate_checksum;
57 uint16_t structure_table_length;
58 uint32_t structure_table_address;
59 uint16_t number_of_structures;
60 uint8_t smbios_bcd_revision;
61 } QEMU_PACKED;
62
63 /* SMBIOS 3.0 (64-bit) Entry Point
64 * - introduced since SMBIOS 3.0
65 * - supports structure table at 64-bit address space
66 */
67 struct smbios_30_entry_point {
68 uint8_t anchor_string[5];
69 uint8_t checksum;
70 uint8_t length;
71 uint8_t smbios_major_version;
72 uint8_t smbios_minor_version;
73 uint8_t smbios_doc_rev;
74 uint8_t entry_point_revision;
75 uint8_t reserved;
76 uint32_t structure_table_max_size;
77 uint64_t structure_table_address;
78 } QEMU_PACKED;
79
80 typedef union {
81 struct smbios_21_entry_point ep21;
82 struct smbios_30_entry_point ep30;
83 } QEMU_PACKED SmbiosEntryPoint;
84
85 /* This goes at the beginning of every SMBIOS structure. */
86 struct smbios_structure_header {
87 uint8_t type;
88 uint8_t length;
89 uint16_t handle;
90 } QEMU_PACKED;
91
92 /* SMBIOS type 0 - BIOS Information */
93 struct smbios_type_0 {
94 struct smbios_structure_header header;
95 uint8_t vendor_str;
96 uint8_t bios_version_str;
97 uint16_t bios_starting_address_segment;
98 uint8_t bios_release_date_str;
99 uint8_t bios_rom_size;
100 uint64_t bios_characteristics;
101 uint8_t bios_characteristics_extension_bytes[2];
102 uint8_t system_bios_major_release;
103 uint8_t system_bios_minor_release;
104 uint8_t embedded_controller_major_release;
105 uint8_t embedded_controller_minor_release;
106 } QEMU_PACKED;
107
108 /* UUID encoding. The time_* fields are little-endian, as specified by SMBIOS
109 * version 2.6.
110 */
111 struct smbios_uuid {
112 uint32_t time_low;
113 uint16_t time_mid;
114 uint16_t time_hi_and_version;
115 uint8_t clock_seq_hi_and_reserved;
116 uint8_t clock_seq_low;
117 uint8_t node[6];
118 } QEMU_PACKED;
119
120 /* SMBIOS type 1 - System Information */
121 struct smbios_type_1 {
122 struct smbios_structure_header header;
123 uint8_t manufacturer_str;
124 uint8_t product_name_str;
125 uint8_t version_str;
126 uint8_t serial_number_str;
127 struct smbios_uuid uuid;
128 uint8_t wake_up_type;
129 uint8_t sku_number_str;
130 uint8_t family_str;
131 } QEMU_PACKED;
132
133 /* SMBIOS type 2 - Base Board */
134 struct smbios_type_2 {
135 struct smbios_structure_header header;
136 uint8_t manufacturer_str;
137 uint8_t product_str;
138 uint8_t version_str;
139 uint8_t serial_number_str;
140 uint8_t asset_tag_number_str;
141 uint8_t feature_flags;
142 uint8_t location_str;
143 uint16_t chassis_handle;
144 uint8_t board_type;
145 uint8_t contained_element_count;
146 /* contained elements follow */
147 } QEMU_PACKED;
148
149 /* SMBIOS type 3 - System Enclosure (v2.7) */
150 struct smbios_type_3 {
151 struct smbios_structure_header header;
152 uint8_t manufacturer_str;
153 uint8_t type;
154 uint8_t version_str;
155 uint8_t serial_number_str;
156 uint8_t asset_tag_number_str;
157 uint8_t boot_up_state;
158 uint8_t power_supply_state;
159 uint8_t thermal_state;
160 uint8_t security_status;
161 uint32_t oem_defined;
162 uint8_t height;
163 uint8_t number_of_power_cords;
164 uint8_t contained_element_count;
165 uint8_t contained_element_record_length;
166 uint8_t sku_number_str;
167 /* contained elements follow */
168 } QEMU_PACKED;
169
170 /* SMBIOS type 4 - Processor Information (v2.6) */
171 struct smbios_type_4 {
172 struct smbios_structure_header header;
173 uint8_t socket_designation_str;
174 uint8_t processor_type;
175 uint8_t processor_family;
176 uint8_t processor_manufacturer_str;
177 uint32_t processor_id[2];
178 uint8_t processor_version_str;
179 uint8_t voltage;
180 uint16_t external_clock;
181 uint16_t max_speed;
182 uint16_t current_speed;
183 uint8_t status;
184 uint8_t processor_upgrade;
185 uint16_t l1_cache_handle;
186 uint16_t l2_cache_handle;
187 uint16_t l3_cache_handle;
188 uint8_t serial_number_str;
189 uint8_t asset_tag_number_str;
190 uint8_t part_number_str;
191 uint8_t core_count;
192 uint8_t core_enabled;
193 uint8_t thread_count;
194 uint16_t processor_characteristics;
195 uint16_t processor_family2;
196 } QEMU_PACKED;
197
198 /* SMBIOS type 11 - OEM strings */
199 struct smbios_type_11 {
200 struct smbios_structure_header header;
201 uint8_t count;
202 } QEMU_PACKED;
203
204 /* SMBIOS type 16 - Physical Memory Array (v2.7) */
205 struct smbios_type_16 {
206 struct smbios_structure_header header;
207 uint8_t location;
208 uint8_t use;
209 uint8_t error_correction;
210 uint32_t maximum_capacity;
211 uint16_t memory_error_information_handle;
212 uint16_t number_of_memory_devices;
213 uint64_t extended_maximum_capacity;
214 } QEMU_PACKED;
215
216 /* SMBIOS type 17 - Memory Device (v2.8) */
217 struct smbios_type_17 {
218 struct smbios_structure_header header;
219 uint16_t physical_memory_array_handle;
220 uint16_t memory_error_information_handle;
221 uint16_t total_width;
222 uint16_t data_width;
223 uint16_t size;
224 uint8_t form_factor;
225 uint8_t device_set;
226 uint8_t device_locator_str;
227 uint8_t bank_locator_str;
228 uint8_t memory_type;
229 uint16_t type_detail;
230 uint16_t speed;
231 uint8_t manufacturer_str;
232 uint8_t serial_number_str;
233 uint8_t asset_tag_number_str;
234 uint8_t part_number_str;
235 uint8_t attributes;
236 uint32_t extended_size;
237 uint16_t configured_clock_speed;
238 uint16_t minimum_voltage;
239 uint16_t maximum_voltage;
240 uint16_t configured_voltage;
241 } QEMU_PACKED;
242
243 /* SMBIOS type 19 - Memory Array Mapped Address (v2.7) */
244 struct smbios_type_19 {
245 struct smbios_structure_header header;
246 uint32_t starting_address;
247 uint32_t ending_address;
248 uint16_t memory_array_handle;
249 uint8_t partition_width;
250 uint64_t extended_starting_address;
251 uint64_t extended_ending_address;
252 } QEMU_PACKED;
253
254 /* SMBIOS type 32 - System Boot Information */
255 struct smbios_type_32 {
256 struct smbios_structure_header header;
257 uint8_t reserved[6];
258 uint8_t boot_status;
259 } QEMU_PACKED;
260
261 /* SMBIOS type 127 -- End-of-table */
262 struct smbios_type_127 {
263 struct smbios_structure_header header;
264 } QEMU_PACKED;
265
266 void smbios_entry_add(QemuOpts *opts, Error **errp);
267 void smbios_set_cpuid(uint32_t version, uint32_t features);
268 void smbios_set_defaults(const char *manufacturer, const char *product,
269 const char *version, bool legacy_mode,
270 bool uuid_encoded, SmbiosEntryPointType ep_type);
271 uint8_t *smbios_get_table_legacy(MachineState *ms, size_t *length);
272 void smbios_get_tables(MachineState *ms,
273 const struct smbios_phys_mem_area *mem_array,
274 const unsigned int mem_array_size,
275 uint8_t **tables, size_t *tables_len,
276 uint8_t **anchor, size_t *anchor_len);
277 #endif /* QEMU_SMBIOS_H */