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1 /*
2 * SMBIOS Support
3 *
4 * Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
5 * Copyright (C) 2013 Red Hat, Inc.
6 *
7 * Authors:
8 * Alex Williamson <alex.williamson@hp.com>
9 * Markus Armbruster <armbru@redhat.com>
10 *
11 * This work is licensed under the terms of the GNU GPL, version 2. See
12 * the COPYING file in the top-level directory.
13 *
14 * Contributions after 2012-01-13 are licensed under the terms of the
15 * GNU GPL, version 2 or (at your option) any later version.
16 */
17
18 #include "qemu/osdep.h"
19 #include "qemu/units.h"
20 #include "qemu/bswap.h"
21 #include "qapi/error.h"
22 #include "qemu/config-file.h"
23 #include "qemu/module.h"
24 #include "qemu/option.h"
25 #include "system/system.h"
26 #include "qemu/uuid.h"
27 #include "hw/firmware/smbios.h"
28 #include "hw/core/loader.h"
29 #include "hw/core/boards.h"
30 #include "hw/pci/pci_bus.h"
31 #include "hw/pci/pci_device.h"
32 #include "smbios_build.h"
33
34 /*
35 * SMBIOS tables provided by user with '-smbios file=<foo>' option
36 */
37 uint8_t *usr_blobs;
38 size_t usr_blobs_len;
39 static unsigned usr_table_max;
40 static unsigned usr_table_cnt;
41
42 uint8_t *smbios_tables;
43 size_t smbios_tables_len;
44 unsigned smbios_table_max;
45 unsigned smbios_table_cnt;
46
47 static SmbiosEntryPoint ep;
48
49 static int smbios_type4_count = 0;
50 static bool smbios_have_defaults;
51 static uint32_t smbios_cpuid_version, smbios_cpuid_features;
52
53 DECLARE_BITMAP(smbios_have_binfile_bitmap, SMBIOS_MAX_TYPE + 1);
54 DECLARE_BITMAP(smbios_have_fields_bitmap, SMBIOS_MAX_TYPE + 1);
55
56 smbios_type0_t smbios_type0;
57 smbios_type1_t smbios_type1;
58
59 static struct {
60 const char *manufacturer, *product, *version, *serial, *asset, *location;
61 } type2;
62
63 static struct {
64 const char *manufacturer, *version, *serial, *asset, *sku;
65 } type3;
66
67 /*
68 * SVVP requires max_speed and current_speed to be set and not being
69 * 0 which counts as unknown (SMBIOS 3.1.0/Table 21). Set the
70 * default value to 2000MHz as we did before.
71 */
72 #define DEFAULT_CPU_SPEED 2000
73
74 static struct {
75 uint16_t processor_family;
76 const char *sock_pfx, *manufacturer, *version, *serial, *asset, *part;
77 uint64_t max_speed;
78 uint64_t current_speed;
79 uint64_t processor_id;
80 } type4 = {
81 .max_speed = DEFAULT_CPU_SPEED,
82 .current_speed = DEFAULT_CPU_SPEED,
83 .processor_id = 0,
84 .processor_family = 0x01, /* Other */
85 };
86
87 struct type8_instance {
88 const char *internal_reference, *external_reference;
89 uint8_t connector_type, port_type;
90 QTAILQ_ENTRY(type8_instance) next;
91 };
92 static QTAILQ_HEAD(, type8_instance) type8 = QTAILQ_HEAD_INITIALIZER(type8);
93
94 /* type 9 instance for parsing */
95 struct type9_instance {
96 const char *slot_designation, *pcidev;
97 uint8_t slot_type, slot_data_bus_width, current_usage, slot_length,
98 slot_characteristics1, slot_characteristics2;
99 uint16_t slot_id;
100 QTAILQ_ENTRY(type9_instance) next;
101 };
102 static QTAILQ_HEAD(, type9_instance) type9 = QTAILQ_HEAD_INITIALIZER(type9);
103
104 static struct {
105 size_t nvalues;
106 char **values;
107 } type11;
108
109 static struct {
110 const char *loc_pfx, *bank, *manufacturer, *serial, *asset, *part;
111 uint16_t speed;
112 } type17;
113
114 static QEnumLookup type41_kind_lookup = {
115 .array = (const char *const[]) {
116 "other",
117 "unknown",
118 "video",
119 "scsi",
120 "ethernet",
121 "tokenring",
122 "sound",
123 "pata",
124 "sata",
125 "sas",
126 },
127 .size = 10
128 };
129 struct type41_instance {
130 const char *designation, *pcidev;
131 uint8_t instance, kind;
132 QTAILQ_ENTRY(type41_instance) next;
133 };
134 static QTAILQ_HEAD(, type41_instance) type41 = QTAILQ_HEAD_INITIALIZER(type41);
135
136 static QemuOptsList qemu_smbios_opts = {
137 .name = "smbios",
138 .head = QTAILQ_HEAD_INITIALIZER(qemu_smbios_opts.head),
139 .desc = {
140 /*
141 * no elements => accept any params
142 * validation will happen later
143 */
144 { /* end of list */ }
145 }
146 };
147
148 static const QemuOptDesc qemu_smbios_file_opts[] = {
149 {
150 .name = "file",
151 .type = QEMU_OPT_STRING,
152 .help = "binary file containing an SMBIOS element",
153 },
154 { /* end of list */ }
155 };
156
157 static const QemuOptDesc qemu_smbios_type0_opts[] = {
158 {
159 .name = "type",
160 .type = QEMU_OPT_NUMBER,
161 .help = "SMBIOS element type",
162 },{
163 .name = "vendor",
164 .type = QEMU_OPT_STRING,
165 .help = "vendor name",
166 },{
167 .name = "version",
168 .type = QEMU_OPT_STRING,
169 .help = "version number",
170 },{
171 .name = "date",
172 .type = QEMU_OPT_STRING,
173 .help = "release date",
174 },{
175 .name = "release",
176 .type = QEMU_OPT_STRING,
177 .help = "revision number",
178 },{
179 .name = "uefi",
180 .type = QEMU_OPT_BOOL,
181 .help = "uefi support",
182 },{
183 .name = "vm",
184 .type = QEMU_OPT_BOOL,
185 .help = "virtual machine",
186 },
187 { /* end of list */ }
188 };
189
190 static const QemuOptDesc qemu_smbios_type1_opts[] = {
191 {
192 .name = "type",
193 .type = QEMU_OPT_NUMBER,
194 .help = "SMBIOS element type",
195 },{
196 .name = "manufacturer",
197 .type = QEMU_OPT_STRING,
198 .help = "manufacturer name",
199 },{
200 .name = "product",
201 .type = QEMU_OPT_STRING,
202 .help = "product name",
203 },{
204 .name = "version",
205 .type = QEMU_OPT_STRING,
206 .help = "version number",
207 },{
208 .name = "serial",
209 .type = QEMU_OPT_STRING,
210 .help = "serial number",
211 },{
212 .name = "uuid",
213 .type = QEMU_OPT_STRING,
214 .help = "UUID",
215 },{
216 .name = "sku",
217 .type = QEMU_OPT_STRING,
218 .help = "SKU number",
219 },{
220 .name = "family",
221 .type = QEMU_OPT_STRING,
222 .help = "family name",
223 },
224 { /* end of list */ }
225 };
226
227 static const QemuOptDesc qemu_smbios_type2_opts[] = {
228 {
229 .name = "type",
230 .type = QEMU_OPT_NUMBER,
231 .help = "SMBIOS element type",
232 },{
233 .name = "manufacturer",
234 .type = QEMU_OPT_STRING,
235 .help = "manufacturer name",
236 },{
237 .name = "product",
238 .type = QEMU_OPT_STRING,
239 .help = "product name",
240 },{
241 .name = "version",
242 .type = QEMU_OPT_STRING,
243 .help = "version number",
244 },{
245 .name = "serial",
246 .type = QEMU_OPT_STRING,
247 .help = "serial number",
248 },{
249 .name = "asset",
250 .type = QEMU_OPT_STRING,
251 .help = "asset tag number",
252 },{
253 .name = "location",
254 .type = QEMU_OPT_STRING,
255 .help = "location in chassis",
256 },
257 { /* end of list */ }
258 };
259
260 static const QemuOptDesc qemu_smbios_type3_opts[] = {
261 {
262 .name = "type",
263 .type = QEMU_OPT_NUMBER,
264 .help = "SMBIOS element type",
265 },{
266 .name = "manufacturer",
267 .type = QEMU_OPT_STRING,
268 .help = "manufacturer name",
269 },{
270 .name = "version",
271 .type = QEMU_OPT_STRING,
272 .help = "version number",
273 },{
274 .name = "serial",
275 .type = QEMU_OPT_STRING,
276 .help = "serial number",
277 },{
278 .name = "asset",
279 .type = QEMU_OPT_STRING,
280 .help = "asset tag number",
281 },{
282 .name = "sku",
283 .type = QEMU_OPT_STRING,
284 .help = "SKU number",
285 },
286 { /* end of list */ }
287 };
288
289 static const QemuOptDesc qemu_smbios_type4_opts[] = {
290 {
291 .name = "type",
292 .type = QEMU_OPT_NUMBER,
293 .help = "SMBIOS element type",
294 },{
295 .name = "sock_pfx",
296 .type = QEMU_OPT_STRING,
297 .help = "socket designation string prefix",
298 },{
299 .name = "manufacturer",
300 .type = QEMU_OPT_STRING,
301 .help = "manufacturer name",
302 },{
303 .name = "version",
304 .type = QEMU_OPT_STRING,
305 .help = "version number",
306 },{
307 .name = "max-speed",
308 .type = QEMU_OPT_NUMBER,
309 .help = "max speed in MHz",
310 },{
311 .name = "current-speed",
312 .type = QEMU_OPT_NUMBER,
313 .help = "speed at system boot in MHz",
314 },{
315 .name = "serial",
316 .type = QEMU_OPT_STRING,
317 .help = "serial number",
318 },{
319 .name = "asset",
320 .type = QEMU_OPT_STRING,
321 .help = "asset tag number",
322 },{
323 .name = "part",
324 .type = QEMU_OPT_STRING,
325 .help = "part number",
326 }, {
327 .name = "processor-family",
328 .type = QEMU_OPT_NUMBER,
329 .help = "processor family",
330 }, {
331 .name = "processor-id",
332 .type = QEMU_OPT_NUMBER,
333 .help = "processor id",
334 },
335 { /* end of list */ }
336 };
337
338 static const QemuOptDesc qemu_smbios_type8_opts[] = {
339 {
340 .name = "type",
341 .type = QEMU_OPT_NUMBER,
342 .help = "SMBIOS element type",
343 },
344 {
345 .name = "internal_reference",
346 .type = QEMU_OPT_STRING,
347 .help = "internal reference designator",
348 },
349 {
350 .name = "external_reference",
351 .type = QEMU_OPT_STRING,
352 .help = "external reference designator",
353 },
354 {
355 .name = "connector_type",
356 .type = QEMU_OPT_NUMBER,
357 .help = "connector type",
358 },
359 {
360 .name = "port_type",
361 .type = QEMU_OPT_NUMBER,
362 .help = "port type",
363 },
364 { /* end of list */ }
365 };
366
367 static const QemuOptDesc qemu_smbios_type9_opts[] = {
368 {
369 .name = "type",
370 .type = QEMU_OPT_NUMBER,
371 .help = "SMBIOS element type",
372 },
373 {
374 .name = "slot_designation",
375 .type = QEMU_OPT_STRING,
376 .help = "string number for reference designation",
377 },
378 {
379 .name = "slot_type",
380 .type = QEMU_OPT_NUMBER,
381 .help = "connector type",
382 },
383 {
384 .name = "slot_data_bus_width",
385 .type = QEMU_OPT_NUMBER,
386 .help = "port type",
387 },
388 {
389 .name = "current_usage",
390 .type = QEMU_OPT_NUMBER,
391 .help = "current usage",
392 },
393 {
394 .name = "slot_length",
395 .type = QEMU_OPT_NUMBER,
396 .help = "system slot length",
397 },
398 {
399 .name = "slot_id",
400 .type = QEMU_OPT_NUMBER,
401 .help = "system slot id",
402 },
403 {
404 .name = "slot_characteristics1",
405 .type = QEMU_OPT_NUMBER,
406 .help = "slot characteristics1, see the spec",
407 },
408 {
409 .name = "slot_characteristics2",
410 .type = QEMU_OPT_NUMBER,
411 .help = "slot characteristics2, see the spec",
412 },
413 {
414 .name = "pci_device",
415 .type = QEMU_OPT_STRING,
416 .help = "PCI device, if provided."
417 }
418 };
419
420 static const QemuOptDesc qemu_smbios_type11_opts[] = {
421 {
422 .name = "type",
423 .type = QEMU_OPT_NUMBER,
424 .help = "SMBIOS element type",
425 },
426 {
427 .name = "value",
428 .type = QEMU_OPT_STRING,
429 .help = "OEM string data",
430 },
431 {
432 .name = "path",
433 .type = QEMU_OPT_STRING,
434 .help = "OEM string data from file",
435 },
436 { /* end of list */ }
437 };
438
439 static const QemuOptDesc qemu_smbios_type17_opts[] = {
440 {
441 .name = "type",
442 .type = QEMU_OPT_NUMBER,
443 .help = "SMBIOS element type",
444 },{
445 .name = "loc_pfx",
446 .type = QEMU_OPT_STRING,
447 .help = "device locator string prefix",
448 },{
449 .name = "bank",
450 .type = QEMU_OPT_STRING,
451 .help = "bank locator string",
452 },{
453 .name = "manufacturer",
454 .type = QEMU_OPT_STRING,
455 .help = "manufacturer name",
456 },{
457 .name = "serial",
458 .type = QEMU_OPT_STRING,
459 .help = "serial number",
460 },{
461 .name = "asset",
462 .type = QEMU_OPT_STRING,
463 .help = "asset tag number",
464 },{
465 .name = "part",
466 .type = QEMU_OPT_STRING,
467 .help = "part number",
468 },{
469 .name = "speed",
470 .type = QEMU_OPT_NUMBER,
471 .help = "maximum capable speed",
472 },
473 { /* end of list */ }
474 };
475
476 static const QemuOptDesc qemu_smbios_type41_opts[] = {
477 {
478 .name = "type",
479 .type = QEMU_OPT_NUMBER,
480 .help = "SMBIOS element type",
481 },{
482 .name = "designation",
483 .type = QEMU_OPT_STRING,
484 .help = "reference designation string",
485 },{
486 .name = "kind",
487 .type = QEMU_OPT_STRING,
488 .help = "device type",
489 .def_value_str = "other",
490 },{
491 .name = "instance",
492 .type = QEMU_OPT_NUMBER,
493 .help = "device type instance",
494 },{
495 .name = "pcidev",
496 .type = QEMU_OPT_STRING,
497 .help = "PCI device",
498 },
499 { /* end of list */ }
500 };
501
502 static void smbios_register_config(void)
503 {
504 qemu_add_opts(&qemu_smbios_opts);
505 }
506
507 opts_init(smbios_register_config);
508
509 /*
510 * The SMBIOS 2.1 "structure table length" field in the
511 * entry point uses a 16-bit integer, so we're limited
512 * in total table size
513 */
514 #define SMBIOS_21_MAX_TABLES_LEN 0xffff
515
516 static bool smbios_check_type4_count(uint32_t expected_t4_count, Error **errp)
517 {
518 if (smbios_type4_count && smbios_type4_count != expected_t4_count) {
519 error_setg(errp, "Expected %d SMBIOS Type 4 tables, got %d instead",
520 expected_t4_count, smbios_type4_count);
521 return false;
522 }
523 return true;
524 }
525
526 bool smbios_validate_table(SmbiosEntryPointType ep_type, Error **errp)
527 {
528 if (ep_type == SMBIOS_ENTRY_POINT_TYPE_32 &&
529 smbios_tables_len > SMBIOS_21_MAX_TABLES_LEN) {
530 error_setg(errp, "SMBIOS 2.1 table length %zu exceeds %d",
531 smbios_tables_len, SMBIOS_21_MAX_TABLES_LEN);
532 return false;
533 }
534 return true;
535 }
536
537 bool smbios_skip_table(uint8_t type, bool required_table)
538 {
539 if (test_bit(type, smbios_have_binfile_bitmap)) {
540 return true; /* user provided their own binary blob(s) */
541 }
542 if (test_bit(type, smbios_have_fields_bitmap)) {
543 return false; /* user provided fields via command line */
544 }
545 if (smbios_have_defaults && required_table) {
546 return false; /* we're building tables, and this one's required */
547 }
548 return true;
549 }
550
551 #define T0_BASE 0x000
552 #define T1_BASE 0x100
553 #define T2_BASE 0x200
554 #define T3_BASE 0x300
555 #define T4_BASE 0x400
556 #define T9_BASE 0x900
557 #define T11_BASE 0xe00
558
559 #define T16_BASE 0x1000
560 #define T17_BASE 0x1100
561 #define T19_BASE 0x1300
562 #define T32_BASE 0x2000
563 #define T41_BASE 0x2900
564 #define T127_BASE 0x7F00
565
566 static void smbios_build_type_0_table(void)
567 {
568 SMBIOS_BUILD_TABLE_PRE(0, T0_BASE, false); /* optional, leave up to BIOS */
569
570 SMBIOS_TABLE_SET_STR(0, vendor_str, smbios_type0.vendor);
571 SMBIOS_TABLE_SET_STR(0, bios_version_str, smbios_type0.version);
572
573 t->bios_starting_address_segment = cpu_to_le16(0xE800); /* from SeaBIOS */
574
575 SMBIOS_TABLE_SET_STR(0, bios_release_date_str, smbios_type0.date);
576
577 t->bios_rom_size = 0; /* hardcoded in SeaBIOS with FIXME comment */
578
579 t->bios_characteristics = cpu_to_le64(0x08); /* Not supported */
580 t->bios_characteristics_extension_bytes[0] = 0;
581
582 t->bios_characteristics_extension_bytes[1] = 0x04; /* TCD/SVVP */
583 if (smbios_type0.uefi) {
584 t->bios_characteristics_extension_bytes[1] |= 0x08; /* |= UEFI */
585 }
586 if (smbios_type0.vm) {
587 t->bios_characteristics_extension_bytes[1] |= 0x10; /* |= VM */
588 }
589
590 if (smbios_type0.have_major_minor) {
591 t->system_bios_major_release = smbios_type0.major;
592 t->system_bios_minor_release = smbios_type0.minor;
593 } else {
594 t->system_bios_major_release = 0;
595 t->system_bios_minor_release = 0;
596 }
597
598 /* hardcoded in SeaBIOS */
599 t->embedded_controller_major_release = 0xFF;
600 t->embedded_controller_minor_release = 0xFF;
601
602 SMBIOS_BUILD_TABLE_POST;
603 }
604
605 /* Encode UUID from the big endian encoding described on RFC4122 to the wire
606 * format specified by SMBIOS version 2.6.
607 */
608 static void smbios_encode_uuid(struct smbios_uuid *uuid, QemuUUID *in)
609 {
610 memcpy(uuid, in, 16);
611 uuid->time_low = bswap32(uuid->time_low);
612 uuid->time_mid = bswap16(uuid->time_mid);
613 uuid->time_hi_and_version = bswap16(uuid->time_hi_and_version);
614 }
615
616 static void smbios_build_type_1_table(void)
617 {
618 SMBIOS_BUILD_TABLE_PRE(1, T1_BASE, true); /* required */
619
620 SMBIOS_TABLE_SET_STR(1, manufacturer_str, smbios_type1.manufacturer);
621 SMBIOS_TABLE_SET_STR(1, product_name_str, smbios_type1.product);
622 SMBIOS_TABLE_SET_STR(1, version_str, smbios_type1.version);
623 SMBIOS_TABLE_SET_STR(1, serial_number_str, smbios_type1.serial);
624 if (qemu_uuid_set) {
625 smbios_encode_uuid(&t->uuid, &qemu_uuid);
626 } else {
627 memset(&t->uuid, 0, 16);
628 }
629 t->wake_up_type = 0x06; /* power switch */
630 SMBIOS_TABLE_SET_STR(1, sku_number_str, smbios_type1.sku);
631 SMBIOS_TABLE_SET_STR(1, family_str, smbios_type1.family);
632
633 SMBIOS_BUILD_TABLE_POST;
634 }
635
636 static void smbios_build_type_2_table(void)
637 {
638 SMBIOS_BUILD_TABLE_PRE(2, T2_BASE, false); /* optional */
639
640 SMBIOS_TABLE_SET_STR(2, manufacturer_str, type2.manufacturer);
641 SMBIOS_TABLE_SET_STR(2, product_str, type2.product);
642 SMBIOS_TABLE_SET_STR(2, version_str, type2.version);
643 SMBIOS_TABLE_SET_STR(2, serial_number_str, type2.serial);
644 SMBIOS_TABLE_SET_STR(2, asset_tag_number_str, type2.asset);
645 t->feature_flags = 0x01; /* Motherboard */
646 SMBIOS_TABLE_SET_STR(2, location_str, type2.location);
647 t->chassis_handle = cpu_to_le16(0x300); /* Type 3 (System enclosure) */
648 t->board_type = 0x0A; /* Motherboard */
649 t->contained_element_count = 0;
650
651 SMBIOS_BUILD_TABLE_POST;
652 }
653
654 static void smbios_build_type_3_table(void)
655 {
656 SMBIOS_BUILD_TABLE_PRE(3, T3_BASE, true); /* required */
657
658 SMBIOS_TABLE_SET_STR(3, manufacturer_str, type3.manufacturer);
659 t->type = 0x01; /* Other */
660 SMBIOS_TABLE_SET_STR(3, version_str, type3.version);
661 SMBIOS_TABLE_SET_STR(3, serial_number_str, type3.serial);
662 SMBIOS_TABLE_SET_STR(3, asset_tag_number_str, type3.asset);
663 t->boot_up_state = 0x03; /* Safe */
664 t->power_supply_state = 0x03; /* Safe */
665 t->thermal_state = 0x03; /* Safe */
666 t->security_status = 0x02; /* Unknown */
667 t->oem_defined = cpu_to_le32(0);
668 t->height = 0;
669 t->number_of_power_cords = 0;
670 t->contained_element_count = 0;
671 t->contained_element_record_length = 0;
672 SMBIOS_TABLE_SET_STR(3, sku_number_str, type3.sku);
673
674 SMBIOS_BUILD_TABLE_POST;
675 }
676
677 static void smbios_build_type_4_table(MachineState *ms, unsigned instance,
678 SmbiosEntryPointType ep_type,
679 Error **errp)
680 {
681 char sock_str[128];
682 size_t tbl_len = SMBIOS_TYPE_4_LEN_V28;
683 unsigned threads_per_socket;
684 unsigned cores_per_socket;
685
686 if (ep_type == SMBIOS_ENTRY_POINT_TYPE_64) {
687 tbl_len = SMBIOS_TYPE_4_LEN_V30;
688 }
689
690 SMBIOS_BUILD_TABLE_PRE_SIZE(4, T4_BASE + instance,
691 true, tbl_len); /* required */
692
693 snprintf(sock_str, sizeof(sock_str), "%s%2x", type4.sock_pfx, instance);
694 SMBIOS_TABLE_SET_STR(4, socket_designation_str, sock_str);
695 t->processor_type = 0x03; /* CPU */
696 t->processor_family = 0xfe; /* use Processor Family 2 field */
697 SMBIOS_TABLE_SET_STR(4, processor_manufacturer_str, type4.manufacturer);
698 if (type4.processor_id == 0) {
699 t->processor_id[0] = cpu_to_le32(smbios_cpuid_version);
700 t->processor_id[1] = cpu_to_le32(smbios_cpuid_features);
701 } else {
702 t->processor_id[0] = cpu_to_le32((uint32_t)type4.processor_id);
703 t->processor_id[1] = cpu_to_le32(type4.processor_id >> 32);
704 }
705 SMBIOS_TABLE_SET_STR(4, processor_version_str, type4.version);
706 t->voltage = 0;
707 t->external_clock = cpu_to_le16(0); /* Unknown */
708 t->max_speed = cpu_to_le16(type4.max_speed);
709 t->current_speed = cpu_to_le16(type4.current_speed);
710 t->status = 0x41; /* Socket populated, CPU enabled */
711 t->processor_upgrade = 0x01; /* Other */
712 t->l1_cache_handle = cpu_to_le16(0xFFFF); /* N/A */
713 t->l2_cache_handle = cpu_to_le16(0xFFFF); /* N/A */
714 t->l3_cache_handle = cpu_to_le16(0xFFFF); /* N/A */
715 SMBIOS_TABLE_SET_STR(4, serial_number_str, type4.serial);
716 SMBIOS_TABLE_SET_STR(4, asset_tag_number_str, type4.asset);
717 SMBIOS_TABLE_SET_STR(4, part_number_str, type4.part);
718
719 threads_per_socket = machine_topo_get_threads_per_socket(ms);
720 cores_per_socket = machine_topo_get_cores_per_socket(ms);
721
722 t->core_count = (cores_per_socket > 255) ? 0xFF : cores_per_socket;
723 t->core_enabled = t->core_count;
724
725 t->thread_count = (threads_per_socket > 255) ? 0xFF : threads_per_socket;
726
727 t->processor_characteristics = cpu_to_le16(0x02); /* Unknown */
728 t->processor_family2 = cpu_to_le16(type4.processor_family);
729
730 if (tbl_len == SMBIOS_TYPE_4_LEN_V30) {
731 t->core_count2 = t->core_enabled2 = cpu_to_le16(cores_per_socket);
732 t->thread_count2 = cpu_to_le16(threads_per_socket);
733 } else if (t->core_count == 0xFF || t->thread_count == 0xFF) {
734 error_setg(errp, "SMBIOS 2.0 doesn't support number of processor "
735 "cores/threads more than 255, use "
736 "-machine smbios-entry-point-type=64 option to enable "
737 "SMBIOS 3.0 support");
738 return;
739 }
740
741 SMBIOS_BUILD_TABLE_POST;
742 smbios_type4_count++;
743 }
744
745 static void smbios_build_type_8_table(void)
746 {
747 unsigned instance = 0;
748 struct type8_instance *t8;
749
750 QTAILQ_FOREACH(t8, &type8, next) {
751 SMBIOS_BUILD_TABLE_PRE(8, T0_BASE + instance, true);
752
753 SMBIOS_TABLE_SET_STR(8, internal_reference_str, t8->internal_reference);
754 SMBIOS_TABLE_SET_STR(8, external_reference_str, t8->external_reference);
755 /* most vendors seem to set this to None */
756 t->internal_connector_type = 0x0;
757 t->external_connector_type = t8->connector_type;
758 t->port_type = t8->port_type;
759
760 SMBIOS_BUILD_TABLE_POST;
761 instance++;
762 }
763 }
764
765 static void smbios_build_type_9_table(Error **errp)
766 {
767 unsigned instance = 0;
768 struct type9_instance *t9;
769
770 QTAILQ_FOREACH(t9, &type9, next) {
771 SMBIOS_BUILD_TABLE_PRE(9, T9_BASE + instance, true);
772
773 SMBIOS_TABLE_SET_STR(9, slot_designation, t9->slot_designation);
774 t->slot_type = t9->slot_type;
775 t->slot_data_bus_width = t9->slot_data_bus_width;
776 t->current_usage = t9->current_usage;
777 t->slot_length = t9->slot_length;
778 t->slot_id = t9->slot_id;
779 t->slot_characteristics1 = t9->slot_characteristics1;
780 t->slot_characteristics2 = t9->slot_characteristics2;
781
782 if (t9->pcidev) {
783 PCIDevice *pdev = NULL;
784 int rc = pci_qdev_find_device(t9->pcidev, &pdev);
785 if (rc != 0) {
786 error_setg(errp,
787 "No PCI device %s for SMBIOS type 9 entry %s",
788 t9->pcidev, t9->slot_designation);
789 return;
790 }
791 /*
792 * We only handle the case were the device is attached to
793 * the PCI root bus. The general case is more complex as
794 * bridges are enumerated later and the table would need
795 * to be updated at this moment.
796 */
797 if (!pci_bus_is_root(pci_get_bus(pdev))) {
798 error_setg(errp,
799 "Cannot create type 9 entry for PCI device %s: "
800 "not attached to the root bus",
801 t9->pcidev);
802 return;
803 }
804 t->segment_group_number = cpu_to_le16(0);
805 t->bus_number = pci_dev_bus_num(pdev);
806 t->device_number = pdev->devfn;
807 } else {
808 /*
809 * Per SMBIOS spec, For slots that are not of the PCI, AGP, PCI-X,
810 * or PCI-Express type that do not have bus/device/function
811 * information, 0FFh should be populated in the fields of Segment
812 * Group Number, Bus Number, Device/Function Number.
813 */
814 t->segment_group_number = 0xff;
815 t->bus_number = 0xff;
816 t->device_number = 0xff;
817 }
818
819 SMBIOS_BUILD_TABLE_POST;
820 instance++;
821 }
822 }
823
824 static void smbios_build_type_11_table(void)
825 {
826 char count_str[128];
827 size_t i;
828
829 if (type11.nvalues == 0) {
830 return;
831 }
832
833 SMBIOS_BUILD_TABLE_PRE(11, T11_BASE, true); /* required */
834
835 snprintf(count_str, sizeof(count_str), "%zu", type11.nvalues);
836 t->count = type11.nvalues;
837
838 for (i = 0; i < type11.nvalues; i++) {
839 SMBIOS_TABLE_SET_STR_LIST(11, type11.values[i]);
840 g_free(type11.values[i]);
841 type11.values[i] = NULL;
842 }
843
844 SMBIOS_BUILD_TABLE_POST;
845 }
846
847 #define MAX_T16_STD_SZ 0x80000000 /* 2T in Kilobytes */
848
849 static void smbios_build_type_16_table(unsigned dimm_cnt)
850 {
851 uint64_t size_kb;
852
853 SMBIOS_BUILD_TABLE_PRE(16, T16_BASE, true); /* required */
854
855 t->location = 0x01; /* Other */
856 t->use = 0x03; /* System memory */
857 t->error_correction = 0x06; /* Multi-bit ECC (for Microsoft, per SeaBIOS) */
858 size_kb = QEMU_ALIGN_UP(current_machine->ram_size, KiB) / KiB;
859 if (size_kb < MAX_T16_STD_SZ) {
860 t->maximum_capacity = cpu_to_le32(size_kb);
861 t->extended_maximum_capacity = cpu_to_le64(0);
862 } else {
863 t->maximum_capacity = cpu_to_le32(MAX_T16_STD_SZ);
864 t->extended_maximum_capacity = cpu_to_le64(current_machine->ram_size);
865 }
866 t->memory_error_information_handle = cpu_to_le16(0xFFFE); /* Not provided */
867 t->number_of_memory_devices = cpu_to_le16(dimm_cnt);
868
869 SMBIOS_BUILD_TABLE_POST;
870 }
871
872 #define MAX_T17_STD_SZ 0x7FFF /* (32G - 1M), in Megabytes */
873 #define MAX_T17_EXT_SZ 0x80000000 /* 2P, in Megabytes */
874
875 static void smbios_build_type_17_table(unsigned instance, uint64_t size)
876 {
877 char loc_str[128];
878 uint64_t size_mb;
879
880 SMBIOS_BUILD_TABLE_PRE(17, T17_BASE + instance, true); /* required */
881
882 t->physical_memory_array_handle = cpu_to_le16(0x1000); /* Type 16 above */
883 t->memory_error_information_handle = cpu_to_le16(0xFFFE); /* Not provided */
884 t->total_width = cpu_to_le16(0xFFFF); /* Unknown */
885 t->data_width = cpu_to_le16(0xFFFF); /* Unknown */
886 size_mb = QEMU_ALIGN_UP(size, MiB) / MiB;
887 if (size_mb < MAX_T17_STD_SZ) {
888 t->size = cpu_to_le16(size_mb);
889 t->extended_size = cpu_to_le32(0);
890 } else {
891 assert(size_mb < MAX_T17_EXT_SZ);
892 t->size = cpu_to_le16(MAX_T17_STD_SZ);
893 t->extended_size = cpu_to_le32(size_mb);
894 }
895 t->form_factor = 0x09; /* DIMM */
896 t->device_set = 0; /* Not in a set */
897 snprintf(loc_str, sizeof(loc_str), "%s %d", type17.loc_pfx, instance);
898 SMBIOS_TABLE_SET_STR(17, device_locator_str, loc_str);
899 SMBIOS_TABLE_SET_STR(17, bank_locator_str, type17.bank);
900 t->memory_type = 0x07; /* RAM */
901 t->type_detail = cpu_to_le16(0x02); /* Other */
902 t->speed = cpu_to_le16(type17.speed);
903 SMBIOS_TABLE_SET_STR(17, manufacturer_str, type17.manufacturer);
904 SMBIOS_TABLE_SET_STR(17, serial_number_str, type17.serial);
905 SMBIOS_TABLE_SET_STR(17, asset_tag_number_str, type17.asset);
906 SMBIOS_TABLE_SET_STR(17, part_number_str, type17.part);
907 t->attributes = 0; /* Unknown */
908 t->configured_clock_speed = t->speed; /* reuse value for max speed */
909 t->minimum_voltage = cpu_to_le16(0); /* Unknown */
910 t->maximum_voltage = cpu_to_le16(0); /* Unknown */
911 t->configured_voltage = cpu_to_le16(0); /* Unknown */
912
913 SMBIOS_BUILD_TABLE_POST;
914 }
915
916 static void smbios_build_type_19_table(unsigned instance, unsigned offset,
917 uint64_t start, uint64_t size)
918 {
919 uint64_t end, start_kb, end_kb;
920
921 SMBIOS_BUILD_TABLE_PRE(19, T19_BASE + offset + instance,
922 true); /* required */
923
924 end = start + size - 1;
925 assert(end > start);
926 start_kb = start / KiB;
927 end_kb = end / KiB;
928 if (start_kb < UINT32_MAX && end_kb < UINT32_MAX) {
929 t->starting_address = cpu_to_le32(start_kb);
930 t->ending_address = cpu_to_le32(end_kb);
931 t->extended_starting_address =
932 t->extended_ending_address = cpu_to_le64(0);
933 } else {
934 t->starting_address = t->ending_address = cpu_to_le32(UINT32_MAX);
935 t->extended_starting_address = cpu_to_le64(start);
936 t->extended_ending_address = cpu_to_le64(end);
937 }
938 t->memory_array_handle = cpu_to_le16(0x1000); /* Type 16 above */
939 t->partition_width = 1; /* One device per row */
940
941 SMBIOS_BUILD_TABLE_POST;
942 }
943
944 static void smbios_build_type_32_table(void)
945 {
946 SMBIOS_BUILD_TABLE_PRE(32, T32_BASE, true); /* required */
947
948 memset(t->reserved, 0, 6);
949 t->boot_status = 0; /* No errors detected */
950
951 SMBIOS_BUILD_TABLE_POST;
952 }
953
954 static void smbios_build_type_41_table(Error **errp)
955 {
956 unsigned instance = 0;
957 struct type41_instance *t41;
958
959 QTAILQ_FOREACH(t41, &type41, next) {
960 SMBIOS_BUILD_TABLE_PRE(41, T41_BASE + instance, true);
961
962 SMBIOS_TABLE_SET_STR(41, reference_designation_str, t41->designation);
963 t->device_type = t41->kind;
964 t->device_type_instance = t41->instance;
965 t->segment_group_number = cpu_to_le16(0);
966 t->bus_number = 0;
967 t->device_number = 0;
968
969 if (t41->pcidev) {
970 PCIDevice *pdev = NULL;
971 int rc = pci_qdev_find_device(t41->pcidev, &pdev);
972 if (rc != 0) {
973 error_setg(errp,
974 "No PCI device %s for SMBIOS type 41 entry %s",
975 t41->pcidev, t41->designation);
976 return;
977 }
978 /*
979 * We only handle the case were the device is attached to
980 * the PCI root bus. The general case is more complex as
981 * bridges are enumerated later and the table would need
982 * to be updated at this moment.
983 */
984 if (!pci_bus_is_root(pci_get_bus(pdev))) {
985 error_setg(errp,
986 "Cannot create type 41 entry for PCI device %s: "
987 "not attached to the root bus",
988 t41->pcidev);
989 return;
990 }
991 t->segment_group_number = cpu_to_le16(0);
992 t->bus_number = pci_dev_bus_num(pdev);
993 t->device_number = pdev->devfn;
994 }
995
996 SMBIOS_BUILD_TABLE_POST;
997 instance++;
998 }
999 }
1000
1001 static void smbios_build_type_127_table(void)
1002 {
1003 SMBIOS_BUILD_TABLE_PRE(127, T127_BASE, true); /* required */
1004 SMBIOS_BUILD_TABLE_POST;
1005 }
1006
1007 void smbios_set_cpuid(uint32_t version, uint32_t features)
1008 {
1009 smbios_cpuid_version = version;
1010 smbios_cpuid_features = features;
1011 }
1012
1013 #define SMBIOS_SET_DEFAULT(field, value) \
1014 if (!field) { \
1015 field = value; \
1016 }
1017
1018 void smbios_set_default_processor_family(uint16_t processor_family)
1019 {
1020 if (type4.processor_family <= 0x01) {
1021 type4.processor_family = processor_family;
1022 }
1023 }
1024
1025 void smbios_set_defaults(const char *manufacturer, const char *product,
1026 const char *version)
1027 {
1028 smbios_have_defaults = true;
1029
1030 SMBIOS_SET_DEFAULT(smbios_type1.manufacturer, manufacturer);
1031 SMBIOS_SET_DEFAULT(smbios_type1.product, product);
1032 SMBIOS_SET_DEFAULT(smbios_type1.version, version);
1033 SMBIOS_SET_DEFAULT(type2.manufacturer, manufacturer);
1034 SMBIOS_SET_DEFAULT(type2.product, product);
1035 SMBIOS_SET_DEFAULT(type2.version, version);
1036 SMBIOS_SET_DEFAULT(type3.manufacturer, manufacturer);
1037 SMBIOS_SET_DEFAULT(type3.version, version);
1038 SMBIOS_SET_DEFAULT(type4.sock_pfx, "CPU");
1039 SMBIOS_SET_DEFAULT(type4.manufacturer, manufacturer);
1040 SMBIOS_SET_DEFAULT(type4.version, version);
1041 SMBIOS_SET_DEFAULT(type17.loc_pfx, "DIMM");
1042 SMBIOS_SET_DEFAULT(type17.manufacturer, manufacturer);
1043 }
1044
1045 static void smbios_entry_point_setup(SmbiosEntryPointType ep_type)
1046 {
1047 switch (ep_type) {
1048 case SMBIOS_ENTRY_POINT_TYPE_32:
1049 memcpy(ep.ep21.anchor_string, "_SM_", 4);
1050 memcpy(ep.ep21.intermediate_anchor_string, "_DMI_", 5);
1051 ep.ep21.length = sizeof(struct smbios_21_entry_point);
1052 ep.ep21.entry_point_revision = 0; /* formatted_area reserved */
1053 memset(ep.ep21.formatted_area, 0, 5);
1054
1055 /* compliant with smbios spec v2.8 */
1056 ep.ep21.smbios_major_version = 2;
1057 ep.ep21.smbios_minor_version = 8;
1058 ep.ep21.smbios_bcd_revision = 0x28;
1059
1060 /* set during table construction, but BIOS may override: */
1061 ep.ep21.structure_table_length = cpu_to_le16(smbios_tables_len);
1062 ep.ep21.max_structure_size = cpu_to_le16(smbios_table_max);
1063 ep.ep21.number_of_structures = cpu_to_le16(smbios_table_cnt);
1064
1065 /* BIOS must recalculate */
1066 ep.ep21.checksum = 0;
1067 ep.ep21.intermediate_checksum = 0;
1068 ep.ep21.structure_table_address = cpu_to_le32(0);
1069
1070 break;
1071 case SMBIOS_ENTRY_POINT_TYPE_64:
1072 memcpy(ep.ep30.anchor_string, "_SM3_", 5);
1073 ep.ep30.length = sizeof(struct smbios_30_entry_point);
1074 ep.ep30.entry_point_revision = 1;
1075 ep.ep30.reserved = 0;
1076
1077 /* compliant with smbios spec 3.0 */
1078 ep.ep30.smbios_major_version = 3;
1079 ep.ep30.smbios_minor_version = 0;
1080 ep.ep30.smbios_doc_rev = 0;
1081
1082 /* set during table construct, but BIOS might override */
1083 ep.ep30.structure_table_max_size = cpu_to_le32(smbios_tables_len);
1084
1085 /* BIOS must recalculate */
1086 ep.ep30.checksum = 0;
1087 ep.ep30.structure_table_address = cpu_to_le64(0);
1088
1089 break;
1090 default:
1091 abort();
1092 break;
1093 }
1094 }
1095
1096 static bool smbios_get_tables_ep(MachineState *ms,
1097 SmbiosEntryPointType ep_type,
1098 const struct smbios_phys_mem_area *mem_array,
1099 const unsigned int mem_array_size,
1100 uint8_t **tables, size_t *tables_len,
1101 uint8_t **anchor, size_t *anchor_len,
1102 Error **errp)
1103 {
1104 unsigned i, dimm_cnt, offset;
1105 MachineClass *mc = MACHINE_GET_CLASS(ms);
1106 ERRP_GUARD();
1107
1108 assert(ep_type == SMBIOS_ENTRY_POINT_TYPE_32 ||
1109 ep_type == SMBIOS_ENTRY_POINT_TYPE_64);
1110
1111 g_free(smbios_tables);
1112 smbios_type4_count = 0;
1113 smbios_tables = g_memdup2(usr_blobs, usr_blobs_len);
1114 smbios_tables_len = usr_blobs_len;
1115 smbios_table_max = usr_table_max;
1116 smbios_table_cnt = usr_table_cnt;
1117
1118 smbios_build_type_0_table();
1119 smbios_build_type_1_table();
1120 smbios_build_type_2_table();
1121 smbios_build_type_3_table();
1122
1123 assert(ms->smp.sockets >= 1);
1124
1125 for (i = 0; i < ms->smp.sockets; i++) {
1126 smbios_build_type_4_table(ms, i, ep_type, errp);
1127 if (*errp) {
1128 goto err_exit;
1129 }
1130 }
1131
1132 smbios_build_type_8_table();
1133 smbios_build_type_9_table(errp);
1134 smbios_build_type_11_table();
1135
1136 #define GET_DIMM_SZ ((i < dimm_cnt - 1) ? mc->smbios_memory_device_size \
1137 : ((current_machine->ram_size - 1) % mc->smbios_memory_device_size) + 1)
1138
1139 dimm_cnt = QEMU_ALIGN_UP(current_machine->ram_size,
1140 mc->smbios_memory_device_size) /
1141 mc->smbios_memory_device_size;
1142
1143 /*
1144 * The offset determines if we need to keep additional space between
1145 * table 17 and table 19 header handle numbers so that they do
1146 * not overlap. For example, for a VM with larger than 8 TB guest
1147 * memory and DIMM like chunks of 16 GiB, the default space between
1148 * the two tables (T19_BASE - T17_BASE = 512) is not enough.
1149 */
1150 offset = (dimm_cnt > (T19_BASE - T17_BASE)) ? \
1151 dimm_cnt - (T19_BASE - T17_BASE) : 0;
1152
1153 smbios_build_type_16_table(dimm_cnt);
1154
1155 for (i = 0; i < dimm_cnt; i++) {
1156 smbios_build_type_17_table(i, GET_DIMM_SZ);
1157 }
1158
1159 for (i = 0; i < mem_array_size; i++) {
1160 smbios_build_type_19_table(i, offset, mem_array[i].address,
1161 mem_array[i].length);
1162 }
1163
1164 /*
1165 * make sure 16 bit handle numbers in the headers of tables 19
1166 * and 32 do not overlap.
1167 */
1168 assert((mem_array_size + offset) < (T32_BASE - T19_BASE));
1169
1170 smbios_build_type_32_table();
1171 smbios_build_type_38_table();
1172 smbios_build_type_41_table(errp);
1173 smbios_build_type_127_table();
1174
1175 if (!smbios_check_type4_count(ms->smp.sockets, errp)) {
1176 goto err_exit;
1177 }
1178 if (!smbios_validate_table(ep_type, errp)) {
1179 goto err_exit;
1180 }
1181 smbios_entry_point_setup(ep_type);
1182
1183 /* return tables blob and entry point (anchor), and their sizes */
1184 *tables = smbios_tables;
1185 *tables_len = smbios_tables_len;
1186 *anchor = (uint8_t *)&ep;
1187 /* calculate length based on anchor string */
1188 if (!strncmp((char *)&ep, "_SM_", 4)) {
1189 *anchor_len = sizeof(struct smbios_21_entry_point);
1190 } else if (!strncmp((char *)&ep, "_SM3_", 5)) {
1191 *anchor_len = sizeof(struct smbios_30_entry_point);
1192 } else {
1193 abort();
1194 }
1195
1196 return true;
1197 err_exit:
1198 g_free(smbios_tables);
1199 smbios_tables = NULL;
1200 return false;
1201 }
1202
1203 void smbios_get_tables(MachineState *ms,
1204 SmbiosEntryPointType ep_type,
1205 const struct smbios_phys_mem_area *mem_array,
1206 const unsigned int mem_array_size,
1207 uint8_t **tables, size_t *tables_len,
1208 uint8_t **anchor, size_t *anchor_len,
1209 Error **errp)
1210 {
1211 Error *local_err = NULL;
1212 bool is_valid;
1213 ERRP_GUARD();
1214
1215 switch (ep_type) {
1216 case SMBIOS_ENTRY_POINT_TYPE_AUTO:
1217 case SMBIOS_ENTRY_POINT_TYPE_32:
1218 is_valid = smbios_get_tables_ep(ms, SMBIOS_ENTRY_POINT_TYPE_32,
1219 mem_array, mem_array_size,
1220 tables, tables_len,
1221 anchor, anchor_len,
1222 &local_err);
1223 if (is_valid || ep_type != SMBIOS_ENTRY_POINT_TYPE_AUTO) {
1224 break;
1225 }
1226 /*
1227 * fall through in case AUTO endpoint is selected and
1228 * SMBIOS 2.x tables can't be generated, to try if SMBIOS 3.x
1229 * tables would work
1230 */
1231 case SMBIOS_ENTRY_POINT_TYPE_64:
1232 error_free(local_err);
1233 local_err = NULL;
1234 is_valid = smbios_get_tables_ep(ms, SMBIOS_ENTRY_POINT_TYPE_64,
1235 mem_array, mem_array_size,
1236 tables, tables_len,
1237 anchor, anchor_len,
1238 &local_err);
1239 break;
1240 default:
1241 abort();
1242 }
1243 if (!is_valid) {
1244 error_propagate(errp, local_err);
1245 }
1246 }
1247
1248 static void save_opt(const char **dest, QemuOpts *opts, const char *name)
1249 {
1250 const char *val = qemu_opt_get(opts, name);
1251
1252 if (val) {
1253 *dest = val;
1254 }
1255 }
1256
1257
1258 struct opt_list {
1259 size_t *ndest;
1260 char ***dest;
1261 };
1262
1263 static int save_opt_one(void *opaque,
1264 const char *name, const char *value,
1265 Error **errp)
1266 {
1267 struct opt_list *opt = opaque;
1268
1269 if (g_str_equal(name, "path")) {
1270 g_autoptr(GByteArray) data = g_byte_array_new();
1271 g_autofree char *buf = g_new(char, 4096);
1272 ssize_t ret;
1273 int fd = qemu_open(value, O_RDONLY, errp);
1274 if (fd < 0) {
1275 return -1;
1276 }
1277
1278 while (1) {
1279 ret = read(fd, buf, 4096);
1280 if (ret == 0) {
1281 break;
1282 }
1283 if (ret < 0) {
1284 error_setg_errno(errp, errno, "Unable to read from %s",
1285 value);
1286 qemu_close(fd);
1287 return -1;
1288 }
1289 if (memchr(buf, '\0', ret)) {
1290 error_setg(errp, "NUL in OEM strings value in %s", value);
1291 qemu_close(fd);
1292 return -1;
1293 }
1294 g_byte_array_append(data, (guint8 *)buf, ret);
1295 }
1296
1297 buf[0] = '\0';
1298 g_byte_array_append(data, (guint8 *)buf, 1);
1299
1300 qemu_close(fd);
1301
1302 *opt->dest = g_renew(char *, *opt->dest, (*opt->ndest) + 1);
1303 (*opt->dest)[*opt->ndest] = (char *)g_byte_array_free(data, FALSE);
1304 (*opt->ndest)++;
1305 data = NULL;
1306 } else if (g_str_equal(name, "value")) {
1307 *opt->dest = g_renew(char *, *opt->dest, (*opt->ndest) + 1);
1308 (*opt->dest)[*opt->ndest] = g_strdup(value);
1309 (*opt->ndest)++;
1310 } else if (!g_str_equal(name, "type")) {
1311 error_setg(errp, "Unexpected option %s", name);
1312 return -1;
1313 }
1314
1315 return 0;
1316 }
1317
1318 static bool save_opt_list(size_t *ndest, char ***dest, QemuOpts *opts,
1319 Error **errp)
1320 {
1321 struct opt_list opt = {
1322 ndest, dest,
1323 };
1324 if (!qemu_opt_foreach(opts, save_opt_one, &opt, errp)) {
1325 return false;
1326 }
1327 return true;
1328 }
1329
1330 void smbios_entry_add(QemuOpts *opts, Error **errp)
1331 {
1332 const char *val;
1333
1334 val = qemu_opt_get(opts, "file");
1335 if (val) {
1336 struct smbios_structure_header *header;
1337 size_t size;
1338
1339 if (!qemu_opts_validate(opts, qemu_smbios_file_opts, errp)) {
1340 return;
1341 }
1342
1343 size = get_image_size(val, NULL);
1344 if (size == -1 || size < sizeof(struct smbios_structure_header)) {
1345 error_setg(errp, "Cannot read SMBIOS file %s", val);
1346 return;
1347 }
1348
1349 /*
1350 * NOTE: standard double '\0' terminator expected, per smbios spec.
1351 * (except in legacy mode, where the second '\0' is implicit and
1352 * will be inserted by the BIOS).
1353 */
1354 usr_blobs = g_realloc(usr_blobs, usr_blobs_len + size);
1355 header = (struct smbios_structure_header *)(usr_blobs +
1356 usr_blobs_len);
1357
1358 if (load_image_size(val, (uint8_t *)header, size) != size) {
1359 error_setg(errp, "Failed to load SMBIOS file %s", val);
1360 return;
1361 }
1362
1363 if (header->type <= SMBIOS_MAX_TYPE) {
1364 if (test_bit(header->type, smbios_have_fields_bitmap)) {
1365 error_setg(errp,
1366 "can't load type %d struct, fields already specified!",
1367 header->type);
1368 return;
1369 }
1370 set_bit(header->type, smbios_have_binfile_bitmap);
1371 }
1372
1373 if (header->type == 4) {
1374 smbios_type4_count++;
1375 }
1376
1377 /*
1378 * preserve blob size for legacy mode so it could build its
1379 * blobs flavor from 'usr_blobs'
1380 */
1381 smbios_add_usr_blob_size(size);
1382
1383 usr_blobs_len += size;
1384 if (size > usr_table_max) {
1385 usr_table_max = size;
1386 }
1387 usr_table_cnt++;
1388
1389 return;
1390 }
1391
1392 val = qemu_opt_get(opts, "type");
1393 if (val) {
1394 unsigned long type = strtoul(val, NULL, 0);
1395
1396 if (type > SMBIOS_MAX_TYPE) {
1397 error_setg(errp, "out of range!");
1398 return;
1399 }
1400
1401 if (test_bit(type, smbios_have_binfile_bitmap)) {
1402 error_setg(errp, "can't add fields, binary file already loaded!");
1403 return;
1404 }
1405 set_bit(type, smbios_have_fields_bitmap);
1406
1407 switch (type) {
1408 case 0:
1409 if (!qemu_opts_validate(opts, qemu_smbios_type0_opts, errp)) {
1410 return;
1411 }
1412 save_opt(&smbios_type0.vendor, opts, "vendor");
1413 save_opt(&smbios_type0.version, opts, "version");
1414 save_opt(&smbios_type0.date, opts, "date");
1415 smbios_type0.uefi = qemu_opt_get_bool(opts, "uefi", false);
1416 smbios_type0.vm = qemu_opt_get_bool(opts, "vm", true);
1417
1418 val = qemu_opt_get(opts, "release");
1419 if (val) {
1420 if (sscanf(val, "%hhu.%hhu", &smbios_type0.major,
1421 &smbios_type0.minor) != 2) {
1422 error_setg(errp, "Invalid release");
1423 return;
1424 }
1425 smbios_type0.have_major_minor = true;
1426 }
1427 return;
1428 case 1:
1429 if (!qemu_opts_validate(opts, qemu_smbios_type1_opts, errp)) {
1430 return;
1431 }
1432 save_opt(&smbios_type1.manufacturer, opts, "manufacturer");
1433 save_opt(&smbios_type1.product, opts, "product");
1434 save_opt(&smbios_type1.version, opts, "version");
1435 save_opt(&smbios_type1.serial, opts, "serial");
1436 save_opt(&smbios_type1.sku, opts, "sku");
1437 save_opt(&smbios_type1.family, opts, "family");
1438
1439 val = qemu_opt_get(opts, "uuid");
1440 if (val) {
1441 if (qemu_uuid_parse(val, &qemu_uuid) != 0) {
1442 error_setg(errp, "Invalid UUID");
1443 return;
1444 }
1445 qemu_uuid_set = true;
1446 }
1447 return;
1448 case 2:
1449 if (!qemu_opts_validate(opts, qemu_smbios_type2_opts, errp)) {
1450 return;
1451 }
1452 save_opt(&type2.manufacturer, opts, "manufacturer");
1453 save_opt(&type2.product, opts, "product");
1454 save_opt(&type2.version, opts, "version");
1455 save_opt(&type2.serial, opts, "serial");
1456 save_opt(&type2.asset, opts, "asset");
1457 save_opt(&type2.location, opts, "location");
1458 return;
1459 case 3:
1460 if (!qemu_opts_validate(opts, qemu_smbios_type3_opts, errp)) {
1461 return;
1462 }
1463 save_opt(&type3.manufacturer, opts, "manufacturer");
1464 save_opt(&type3.version, opts, "version");
1465 save_opt(&type3.serial, opts, "serial");
1466 save_opt(&type3.asset, opts, "asset");
1467 save_opt(&type3.sku, opts, "sku");
1468 return;
1469 case 4:
1470 if (!qemu_opts_validate(opts, qemu_smbios_type4_opts, errp)) {
1471 return;
1472 }
1473 save_opt(&type4.sock_pfx, opts, "sock_pfx");
1474 type4.processor_family = qemu_opt_get_number(opts,
1475 "processor-family",
1476 0x01 /* Other */);
1477 save_opt(&type4.manufacturer, opts, "manufacturer");
1478 save_opt(&type4.version, opts, "version");
1479 save_opt(&type4.serial, opts, "serial");
1480 save_opt(&type4.asset, opts, "asset");
1481 save_opt(&type4.part, opts, "part");
1482 /* If the value is 0, it will take the value from the CPU model. */
1483 type4.processor_id = qemu_opt_get_number(opts, "processor-id", 0);
1484 type4.max_speed = qemu_opt_get_number(opts, "max-speed",
1485 DEFAULT_CPU_SPEED);
1486 type4.current_speed = qemu_opt_get_number(opts, "current-speed",
1487 DEFAULT_CPU_SPEED);
1488 if (type4.max_speed > UINT16_MAX ||
1489 type4.current_speed > UINT16_MAX) {
1490 error_setg(errp, "SMBIOS CPU speed is too large (> %d)",
1491 UINT16_MAX);
1492 }
1493 return;
1494 case 8:
1495 if (!qemu_opts_validate(opts, qemu_smbios_type8_opts, errp)) {
1496 return;
1497 }
1498 struct type8_instance *t8_i;
1499 t8_i = g_new0(struct type8_instance, 1);
1500 save_opt(&t8_i->internal_reference, opts, "internal_reference");
1501 save_opt(&t8_i->external_reference, opts, "external_reference");
1502 t8_i->connector_type = qemu_opt_get_number(opts,
1503 "connector_type", 0);
1504 t8_i->port_type = qemu_opt_get_number(opts, "port_type", 0);
1505 QTAILQ_INSERT_TAIL(&type8, t8_i, next);
1506 return;
1507 case 9: {
1508 if (!qemu_opts_validate(opts, qemu_smbios_type9_opts, errp)) {
1509 return;
1510 }
1511 struct type9_instance *t;
1512 t = g_new0(struct type9_instance, 1);
1513 save_opt(&t->slot_designation, opts, "slot_designation");
1514 t->slot_type = qemu_opt_get_number(opts, "slot_type", 0);
1515 t->slot_data_bus_width =
1516 qemu_opt_get_number(opts, "slot_data_bus_width", 0);
1517 t->current_usage = qemu_opt_get_number(opts, "current_usage", 0);
1518 t->slot_length = qemu_opt_get_number(opts, "slot_length", 0);
1519 t->slot_id = qemu_opt_get_number(opts, "slot_id", 0);
1520 t->slot_characteristics1 =
1521 qemu_opt_get_number(opts, "slot_characteristics1", 0);
1522 t->slot_characteristics2 =
1523 qemu_opt_get_number(opts, "slot_characteristics2", 0);
1524 save_opt(&t->pcidev, opts, "pcidev");
1525 QTAILQ_INSERT_TAIL(&type9, t, next);
1526 return;
1527 }
1528 case 11:
1529 if (!qemu_opts_validate(opts, qemu_smbios_type11_opts, errp)) {
1530 return;
1531 }
1532 if (!save_opt_list(&type11.nvalues, &type11.values, opts, errp)) {
1533 return;
1534 }
1535 return;
1536 case 17:
1537 if (!qemu_opts_validate(opts, qemu_smbios_type17_opts, errp)) {
1538 return;
1539 }
1540 save_opt(&type17.loc_pfx, opts, "loc_pfx");
1541 save_opt(&type17.bank, opts, "bank");
1542 save_opt(&type17.manufacturer, opts, "manufacturer");
1543 save_opt(&type17.serial, opts, "serial");
1544 save_opt(&type17.asset, opts, "asset");
1545 save_opt(&type17.part, opts, "part");
1546 type17.speed = qemu_opt_get_number(opts, "speed", 0);
1547 return;
1548 case 41: {
1549 struct type41_instance *t41_i;
1550 Error *local_err = NULL;
1551
1552 if (!qemu_opts_validate(opts, qemu_smbios_type41_opts, errp)) {
1553 return;
1554 }
1555 t41_i = g_new0(struct type41_instance, 1);
1556 save_opt(&t41_i->designation, opts, "designation");
1557 t41_i->kind = qapi_enum_parse(&type41_kind_lookup,
1558 qemu_opt_get(opts, "kind"),
1559 0, &local_err) + 1;
1560 t41_i->kind |= 0x80; /* enabled */
1561 if (local_err != NULL) {
1562 error_propagate(errp, local_err);
1563 g_free(t41_i);
1564 return;
1565 }
1566 t41_i->instance = qemu_opt_get_number(opts, "instance", 1);
1567 save_opt(&t41_i->pcidev, opts, "pcidev");
1568
1569 QTAILQ_INSERT_TAIL(&type41, t41_i, next);
1570 return;
1571 }
1572 default:
1573 error_setg(errp,
1574 "Don't know how to build fields for SMBIOS type %ld",
1575 type);
1576 return;
1577 }
1578 }
1579
1580 error_setg(errp, "Must specify type= or file=");
1581 }