1 #include "qemu/osdep.h" 2 #include "net/net.h" 3 #include "hw/qdev-properties.h" 4 #include "qapi/error.h" 5 #include "hw/pci/pci.h" 6 #include "qapi/qapi-types-block.h" 7 #include "qapi/qapi-types-misc.h" 8 #include "qapi/qmp/qerror.h" 9 #include "qemu/ctype.h" 10 #include "qemu/error-report.h" 11 #include "qapi/qapi-types-migration.h" 12 #include "hw/block/block.h" 13 #include "net/hub.h" 14 #include "qapi/visitor.h" 15 #include "chardev/char.h" 16 #include "qemu/uuid.h" 17 #include "qemu/units.h" 18 19 void qdev_prop_set_after_realize(DeviceState *dev, const char *name, 20 Error **errp) 21 { 22 if (dev->id) { 23 error_setg(errp, "Attempt to set property '%s' on device '%s' " 24 "(type '%s') after it was realized", name, dev->id, 25 object_get_typename(OBJECT(dev))); 26 } else { 27 error_setg(errp, "Attempt to set property '%s' on anonymous device " 28 "(type '%s') after it was realized", name, 29 object_get_typename(OBJECT(dev))); 30 } 31 } 32 33 void qdev_prop_allow_set_link_before_realize(const Object *obj, 34 const char *name, 35 Object *val, Error **errp) 36 { 37 DeviceState *dev = DEVICE(obj); 38 39 if (dev->realized) { 40 error_setg(errp, "Attempt to set link property '%s' on device '%s' " 41 "(type '%s') after it was realized", 42 name, dev->id, object_get_typename(obj)); 43 } 44 } 45 46 void *qdev_get_prop_ptr(DeviceState *dev, Property *prop) 47 { 48 void *ptr = dev; 49 ptr += prop->offset; 50 return ptr; 51 } 52 53 static void get_enum(Object *obj, Visitor *v, const char *name, void *opaque, 54 Error **errp) 55 { 56 DeviceState *dev = DEVICE(obj); 57 Property *prop = opaque; 58 int *ptr = qdev_get_prop_ptr(dev, prop); 59 60 visit_type_enum(v, prop->name, ptr, prop->info->enum_table, errp); 61 } 62 63 static void set_enum(Object *obj, Visitor *v, const char *name, void *opaque, 64 Error **errp) 65 { 66 DeviceState *dev = DEVICE(obj); 67 Property *prop = opaque; 68 int *ptr = qdev_get_prop_ptr(dev, prop); 69 70 if (dev->realized) { 71 qdev_prop_set_after_realize(dev, name, errp); 72 return; 73 } 74 75 visit_type_enum(v, prop->name, ptr, prop->info->enum_table, errp); 76 } 77 78 static void set_default_value_enum(ObjectProperty *op, const Property *prop) 79 { 80 object_property_set_default_str(op, 81 qapi_enum_lookup(prop->info->enum_table, prop->defval.i)); 82 } 83 84 /* Bit */ 85 86 static uint32_t qdev_get_prop_mask(Property *prop) 87 { 88 assert(prop->info == &qdev_prop_bit); 89 return 0x1 << prop->bitnr; 90 } 91 92 static void bit_prop_set(DeviceState *dev, Property *props, bool val) 93 { 94 uint32_t *p = qdev_get_prop_ptr(dev, props); 95 uint32_t mask = qdev_get_prop_mask(props); 96 if (val) { 97 *p |= mask; 98 } else { 99 *p &= ~mask; 100 } 101 } 102 103 static void prop_get_bit(Object *obj, Visitor *v, const char *name, 104 void *opaque, Error **errp) 105 { 106 DeviceState *dev = DEVICE(obj); 107 Property *prop = opaque; 108 uint32_t *p = qdev_get_prop_ptr(dev, prop); 109 bool value = (*p & qdev_get_prop_mask(prop)) != 0; 110 111 visit_type_bool(v, name, &value, errp); 112 } 113 114 static void prop_set_bit(Object *obj, Visitor *v, const char *name, 115 void *opaque, Error **errp) 116 { 117 DeviceState *dev = DEVICE(obj); 118 Property *prop = opaque; 119 Error *local_err = NULL; 120 bool value; 121 122 if (dev->realized) { 123 qdev_prop_set_after_realize(dev, name, errp); 124 return; 125 } 126 127 visit_type_bool(v, name, &value, &local_err); 128 if (local_err) { 129 error_propagate(errp, local_err); 130 return; 131 } 132 bit_prop_set(dev, prop, value); 133 } 134 135 static void set_default_value_bool(ObjectProperty *op, const Property *prop) 136 { 137 object_property_set_default_bool(op, prop->defval.u); 138 } 139 140 const PropertyInfo qdev_prop_bit = { 141 .name = "bool", 142 .description = "on/off", 143 .get = prop_get_bit, 144 .set = prop_set_bit, 145 .set_default_value = set_default_value_bool, 146 }; 147 148 /* Bit64 */ 149 150 static uint64_t qdev_get_prop_mask64(Property *prop) 151 { 152 assert(prop->info == &qdev_prop_bit64); 153 return 0x1ull << prop->bitnr; 154 } 155 156 static void bit64_prop_set(DeviceState *dev, Property *props, bool val) 157 { 158 uint64_t *p = qdev_get_prop_ptr(dev, props); 159 uint64_t mask = qdev_get_prop_mask64(props); 160 if (val) { 161 *p |= mask; 162 } else { 163 *p &= ~mask; 164 } 165 } 166 167 static void prop_get_bit64(Object *obj, Visitor *v, const char *name, 168 void *opaque, Error **errp) 169 { 170 DeviceState *dev = DEVICE(obj); 171 Property *prop = opaque; 172 uint64_t *p = qdev_get_prop_ptr(dev, prop); 173 bool value = (*p & qdev_get_prop_mask64(prop)) != 0; 174 175 visit_type_bool(v, name, &value, errp); 176 } 177 178 static void prop_set_bit64(Object *obj, Visitor *v, const char *name, 179 void *opaque, Error **errp) 180 { 181 DeviceState *dev = DEVICE(obj); 182 Property *prop = opaque; 183 Error *local_err = NULL; 184 bool value; 185 186 if (dev->realized) { 187 qdev_prop_set_after_realize(dev, name, errp); 188 return; 189 } 190 191 visit_type_bool(v, name, &value, &local_err); 192 if (local_err) { 193 error_propagate(errp, local_err); 194 return; 195 } 196 bit64_prop_set(dev, prop, value); 197 } 198 199 const PropertyInfo qdev_prop_bit64 = { 200 .name = "bool", 201 .description = "on/off", 202 .get = prop_get_bit64, 203 .set = prop_set_bit64, 204 .set_default_value = set_default_value_bool, 205 }; 206 207 /* --- bool --- */ 208 209 static void get_bool(Object *obj, Visitor *v, const char *name, void *opaque, 210 Error **errp) 211 { 212 DeviceState *dev = DEVICE(obj); 213 Property *prop = opaque; 214 bool *ptr = qdev_get_prop_ptr(dev, prop); 215 216 visit_type_bool(v, name, ptr, errp); 217 } 218 219 static void set_bool(Object *obj, Visitor *v, const char *name, void *opaque, 220 Error **errp) 221 { 222 DeviceState *dev = DEVICE(obj); 223 Property *prop = opaque; 224 bool *ptr = qdev_get_prop_ptr(dev, prop); 225 226 if (dev->realized) { 227 qdev_prop_set_after_realize(dev, name, errp); 228 return; 229 } 230 231 visit_type_bool(v, name, ptr, errp); 232 } 233 234 const PropertyInfo qdev_prop_bool = { 235 .name = "bool", 236 .get = get_bool, 237 .set = set_bool, 238 .set_default_value = set_default_value_bool, 239 }; 240 241 /* --- 8bit integer --- */ 242 243 static void get_uint8(Object *obj, Visitor *v, const char *name, void *opaque, 244 Error **errp) 245 { 246 DeviceState *dev = DEVICE(obj); 247 Property *prop = opaque; 248 uint8_t *ptr = qdev_get_prop_ptr(dev, prop); 249 250 visit_type_uint8(v, name, ptr, errp); 251 } 252 253 static void set_uint8(Object *obj, Visitor *v, const char *name, void *opaque, 254 Error **errp) 255 { 256 DeviceState *dev = DEVICE(obj); 257 Property *prop = opaque; 258 uint8_t *ptr = qdev_get_prop_ptr(dev, prop); 259 260 if (dev->realized) { 261 qdev_prop_set_after_realize(dev, name, errp); 262 return; 263 } 264 265 visit_type_uint8(v, name, ptr, errp); 266 } 267 268 static void set_default_value_int(ObjectProperty *op, const Property *prop) 269 { 270 object_property_set_default_int(op, prop->defval.i); 271 } 272 273 static void set_default_value_uint(ObjectProperty *op, const Property *prop) 274 { 275 object_property_set_default_uint(op, prop->defval.u); 276 } 277 278 const PropertyInfo qdev_prop_uint8 = { 279 .name = "uint8", 280 .get = get_uint8, 281 .set = set_uint8, 282 .set_default_value = set_default_value_uint, 283 }; 284 285 /* --- 16bit integer --- */ 286 287 static void get_uint16(Object *obj, Visitor *v, const char *name, 288 void *opaque, Error **errp) 289 { 290 DeviceState *dev = DEVICE(obj); 291 Property *prop = opaque; 292 uint16_t *ptr = qdev_get_prop_ptr(dev, prop); 293 294 visit_type_uint16(v, name, ptr, errp); 295 } 296 297 static void set_uint16(Object *obj, Visitor *v, const char *name, 298 void *opaque, Error **errp) 299 { 300 DeviceState *dev = DEVICE(obj); 301 Property *prop = opaque; 302 uint16_t *ptr = qdev_get_prop_ptr(dev, prop); 303 304 if (dev->realized) { 305 qdev_prop_set_after_realize(dev, name, errp); 306 return; 307 } 308 309 visit_type_uint16(v, name, ptr, errp); 310 } 311 312 const PropertyInfo qdev_prop_uint16 = { 313 .name = "uint16", 314 .get = get_uint16, 315 .set = set_uint16, 316 .set_default_value = set_default_value_uint, 317 }; 318 319 /* --- 32bit integer --- */ 320 321 static void get_uint32(Object *obj, Visitor *v, const char *name, 322 void *opaque, Error **errp) 323 { 324 DeviceState *dev = DEVICE(obj); 325 Property *prop = opaque; 326 uint32_t *ptr = qdev_get_prop_ptr(dev, prop); 327 328 visit_type_uint32(v, name, ptr, errp); 329 } 330 331 static void set_uint32(Object *obj, Visitor *v, const char *name, 332 void *opaque, Error **errp) 333 { 334 DeviceState *dev = DEVICE(obj); 335 Property *prop = opaque; 336 uint32_t *ptr = qdev_get_prop_ptr(dev, prop); 337 338 if (dev->realized) { 339 qdev_prop_set_after_realize(dev, name, errp); 340 return; 341 } 342 343 visit_type_uint32(v, name, ptr, errp); 344 } 345 346 static void get_int32(Object *obj, Visitor *v, const char *name, void *opaque, 347 Error **errp) 348 { 349 DeviceState *dev = DEVICE(obj); 350 Property *prop = opaque; 351 int32_t *ptr = qdev_get_prop_ptr(dev, prop); 352 353 visit_type_int32(v, name, ptr, errp); 354 } 355 356 static void set_int32(Object *obj, Visitor *v, const char *name, void *opaque, 357 Error **errp) 358 { 359 DeviceState *dev = DEVICE(obj); 360 Property *prop = opaque; 361 int32_t *ptr = qdev_get_prop_ptr(dev, prop); 362 363 if (dev->realized) { 364 qdev_prop_set_after_realize(dev, name, errp); 365 return; 366 } 367 368 visit_type_int32(v, name, ptr, errp); 369 } 370 371 const PropertyInfo qdev_prop_uint32 = { 372 .name = "uint32", 373 .get = get_uint32, 374 .set = set_uint32, 375 .set_default_value = set_default_value_uint, 376 }; 377 378 const PropertyInfo qdev_prop_int32 = { 379 .name = "int32", 380 .get = get_int32, 381 .set = set_int32, 382 .set_default_value = set_default_value_int, 383 }; 384 385 /* --- 64bit integer --- */ 386 387 static void get_uint64(Object *obj, Visitor *v, const char *name, 388 void *opaque, Error **errp) 389 { 390 DeviceState *dev = DEVICE(obj); 391 Property *prop = opaque; 392 uint64_t *ptr = qdev_get_prop_ptr(dev, prop); 393 394 visit_type_uint64(v, name, ptr, errp); 395 } 396 397 static void set_uint64(Object *obj, Visitor *v, const char *name, 398 void *opaque, Error **errp) 399 { 400 DeviceState *dev = DEVICE(obj); 401 Property *prop = opaque; 402 uint64_t *ptr = qdev_get_prop_ptr(dev, prop); 403 404 if (dev->realized) { 405 qdev_prop_set_after_realize(dev, name, errp); 406 return; 407 } 408 409 visit_type_uint64(v, name, ptr, errp); 410 } 411 412 static void get_int64(Object *obj, Visitor *v, const char *name, 413 void *opaque, Error **errp) 414 { 415 DeviceState *dev = DEVICE(obj); 416 Property *prop = opaque; 417 int64_t *ptr = qdev_get_prop_ptr(dev, prop); 418 419 visit_type_int64(v, name, ptr, errp); 420 } 421 422 static void set_int64(Object *obj, Visitor *v, const char *name, 423 void *opaque, Error **errp) 424 { 425 DeviceState *dev = DEVICE(obj); 426 Property *prop = opaque; 427 int64_t *ptr = qdev_get_prop_ptr(dev, prop); 428 429 if (dev->realized) { 430 qdev_prop_set_after_realize(dev, name, errp); 431 return; 432 } 433 434 visit_type_int64(v, name, ptr, errp); 435 } 436 437 const PropertyInfo qdev_prop_uint64 = { 438 .name = "uint64", 439 .get = get_uint64, 440 .set = set_uint64, 441 .set_default_value = set_default_value_uint, 442 }; 443 444 const PropertyInfo qdev_prop_int64 = { 445 .name = "int64", 446 .get = get_int64, 447 .set = set_int64, 448 .set_default_value = set_default_value_int, 449 }; 450 451 /* --- string --- */ 452 453 static void release_string(Object *obj, const char *name, void *opaque) 454 { 455 Property *prop = opaque; 456 g_free(*(char **)qdev_get_prop_ptr(DEVICE(obj), prop)); 457 } 458 459 static void get_string(Object *obj, Visitor *v, const char *name, 460 void *opaque, Error **errp) 461 { 462 DeviceState *dev = DEVICE(obj); 463 Property *prop = opaque; 464 char **ptr = qdev_get_prop_ptr(dev, prop); 465 466 if (!*ptr) { 467 char *str = (char *)""; 468 visit_type_str(v, name, &str, errp); 469 } else { 470 visit_type_str(v, name, ptr, errp); 471 } 472 } 473 474 static void set_string(Object *obj, Visitor *v, const char *name, 475 void *opaque, Error **errp) 476 { 477 DeviceState *dev = DEVICE(obj); 478 Property *prop = opaque; 479 char **ptr = qdev_get_prop_ptr(dev, prop); 480 Error *local_err = NULL; 481 char *str; 482 483 if (dev->realized) { 484 qdev_prop_set_after_realize(dev, name, errp); 485 return; 486 } 487 488 visit_type_str(v, name, &str, &local_err); 489 if (local_err) { 490 error_propagate(errp, local_err); 491 return; 492 } 493 g_free(*ptr); 494 *ptr = str; 495 } 496 497 const PropertyInfo qdev_prop_string = { 498 .name = "str", 499 .release = release_string, 500 .get = get_string, 501 .set = set_string, 502 }; 503 504 /* --- mac address --- */ 505 506 /* 507 * accepted syntax versions: 508 * 01:02:03:04:05:06 509 * 01-02-03-04-05-06 510 */ 511 static void get_mac(Object *obj, Visitor *v, const char *name, void *opaque, 512 Error **errp) 513 { 514 DeviceState *dev = DEVICE(obj); 515 Property *prop = opaque; 516 MACAddr *mac = qdev_get_prop_ptr(dev, prop); 517 char buffer[2 * 6 + 5 + 1]; 518 char *p = buffer; 519 520 snprintf(buffer, sizeof(buffer), "%02x:%02x:%02x:%02x:%02x:%02x", 521 mac->a[0], mac->a[1], mac->a[2], 522 mac->a[3], mac->a[4], mac->a[5]); 523 524 visit_type_str(v, name, &p, errp); 525 } 526 527 static void set_mac(Object *obj, Visitor *v, const char *name, void *opaque, 528 Error **errp) 529 { 530 DeviceState *dev = DEVICE(obj); 531 Property *prop = opaque; 532 MACAddr *mac = qdev_get_prop_ptr(dev, prop); 533 Error *local_err = NULL; 534 int i, pos; 535 char *str, *p; 536 537 if (dev->realized) { 538 qdev_prop_set_after_realize(dev, name, errp); 539 return; 540 } 541 542 visit_type_str(v, name, &str, &local_err); 543 if (local_err) { 544 error_propagate(errp, local_err); 545 return; 546 } 547 548 for (i = 0, pos = 0; i < 6; i++, pos += 3) { 549 if (!qemu_isxdigit(str[pos])) { 550 goto inval; 551 } 552 if (!qemu_isxdigit(str[pos+1])) { 553 goto inval; 554 } 555 if (i == 5) { 556 if (str[pos+2] != '\0') { 557 goto inval; 558 } 559 } else { 560 if (str[pos+2] != ':' && str[pos+2] != '-') { 561 goto inval; 562 } 563 } 564 mac->a[i] = strtol(str+pos, &p, 16); 565 } 566 g_free(str); 567 return; 568 569 inval: 570 error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str); 571 g_free(str); 572 } 573 574 const PropertyInfo qdev_prop_macaddr = { 575 .name = "str", 576 .description = "Ethernet 6-byte MAC Address, example: 52:54:00:12:34:56", 577 .get = get_mac, 578 .set = set_mac, 579 }; 580 581 /* --- on/off/auto --- */ 582 583 const PropertyInfo qdev_prop_on_off_auto = { 584 .name = "OnOffAuto", 585 .description = "on/off/auto", 586 .enum_table = &OnOffAuto_lookup, 587 .get = get_enum, 588 .set = set_enum, 589 .set_default_value = set_default_value_enum, 590 }; 591 592 /* --- lost tick policy --- */ 593 594 QEMU_BUILD_BUG_ON(sizeof(LostTickPolicy) != sizeof(int)); 595 596 const PropertyInfo qdev_prop_losttickpolicy = { 597 .name = "LostTickPolicy", 598 .enum_table = &LostTickPolicy_lookup, 599 .get = get_enum, 600 .set = set_enum, 601 .set_default_value = set_default_value_enum, 602 }; 603 604 /* --- Block device error handling policy --- */ 605 606 QEMU_BUILD_BUG_ON(sizeof(BlockdevOnError) != sizeof(int)); 607 608 const PropertyInfo qdev_prop_blockdev_on_error = { 609 .name = "BlockdevOnError", 610 .description = "Error handling policy, " 611 "report/ignore/enospc/stop/auto", 612 .enum_table = &BlockdevOnError_lookup, 613 .get = get_enum, 614 .set = set_enum, 615 .set_default_value = set_default_value_enum, 616 }; 617 618 /* --- BIOS CHS translation */ 619 620 QEMU_BUILD_BUG_ON(sizeof(BiosAtaTranslation) != sizeof(int)); 621 622 const PropertyInfo qdev_prop_bios_chs_trans = { 623 .name = "BiosAtaTranslation", 624 .description = "Logical CHS translation algorithm, " 625 "auto/none/lba/large/rechs", 626 .enum_table = &BiosAtaTranslation_lookup, 627 .get = get_enum, 628 .set = set_enum, 629 .set_default_value = set_default_value_enum, 630 }; 631 632 /* --- FDC default drive types */ 633 634 const PropertyInfo qdev_prop_fdc_drive_type = { 635 .name = "FdcDriveType", 636 .description = "FDC drive type, " 637 "144/288/120/none/auto", 638 .enum_table = &FloppyDriveType_lookup, 639 .get = get_enum, 640 .set = set_enum, 641 .set_default_value = set_default_value_enum, 642 }; 643 644 /* --- MultiFDCompression --- */ 645 646 const PropertyInfo qdev_prop_multifd_compression = { 647 .name = "MultiFDCompression", 648 .description = "multifd_compression values, " 649 "none/zlib/zstd", 650 .enum_table = &MultiFDCompression_lookup, 651 .get = get_enum, 652 .set = set_enum, 653 .set_default_value = set_default_value_enum, 654 }; 655 656 /* --- pci address --- */ 657 658 /* 659 * bus-local address, i.e. "$slot" or "$slot.$fn" 660 */ 661 static void set_pci_devfn(Object *obj, Visitor *v, const char *name, 662 void *opaque, Error **errp) 663 { 664 DeviceState *dev = DEVICE(obj); 665 Property *prop = opaque; 666 int32_t value, *ptr = qdev_get_prop_ptr(dev, prop); 667 unsigned int slot, fn, n; 668 Error *local_err = NULL; 669 char *str; 670 671 if (dev->realized) { 672 qdev_prop_set_after_realize(dev, name, errp); 673 return; 674 } 675 676 visit_type_str(v, name, &str, &local_err); 677 if (local_err) { 678 error_free(local_err); 679 local_err = NULL; 680 visit_type_int32(v, name, &value, &local_err); 681 if (local_err) { 682 error_propagate(errp, local_err); 683 } else if (value < -1 || value > 255) { 684 error_setg(errp, QERR_INVALID_PARAMETER_VALUE, 685 name ? name : "null", "pci_devfn"); 686 } else { 687 *ptr = value; 688 } 689 return; 690 } 691 692 if (sscanf(str, "%x.%x%n", &slot, &fn, &n) != 2) { 693 fn = 0; 694 if (sscanf(str, "%x%n", &slot, &n) != 1) { 695 goto invalid; 696 } 697 } 698 if (str[n] != '\0' || fn > 7 || slot > 31) { 699 goto invalid; 700 } 701 *ptr = slot << 3 | fn; 702 g_free(str); 703 return; 704 705 invalid: 706 error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str); 707 g_free(str); 708 } 709 710 static int print_pci_devfn(DeviceState *dev, Property *prop, char *dest, 711 size_t len) 712 { 713 int32_t *ptr = qdev_get_prop_ptr(dev, prop); 714 715 if (*ptr == -1) { 716 return snprintf(dest, len, "<unset>"); 717 } else { 718 return snprintf(dest, len, "%02x.%x", *ptr >> 3, *ptr & 7); 719 } 720 } 721 722 const PropertyInfo qdev_prop_pci_devfn = { 723 .name = "int32", 724 .description = "Slot and optional function number, example: 06.0 or 06", 725 .print = print_pci_devfn, 726 .get = get_int32, 727 .set = set_pci_devfn, 728 .set_default_value = set_default_value_int, 729 }; 730 731 /* --- 32bit unsigned int 'size' type --- */ 732 733 static void set_size32(Object *obj, Visitor *v, const char *name, void *opaque, 734 Error **errp) 735 { 736 DeviceState *dev = DEVICE(obj); 737 Property *prop = opaque; 738 uint32_t *ptr = qdev_get_prop_ptr(dev, prop); 739 uint64_t value; 740 Error *local_err = NULL; 741 742 if (dev->realized) { 743 qdev_prop_set_after_realize(dev, name, errp); 744 return; 745 } 746 747 visit_type_size(v, name, &value, &local_err); 748 if (local_err) { 749 error_propagate(errp, local_err); 750 return; 751 } 752 753 if (value > UINT32_MAX) { 754 error_setg(errp, 755 "Property %s.%s doesn't take value %" PRIu64 756 " (maximum: %u)", 757 dev->id ? : "", name, value, UINT32_MAX); 758 return; 759 } 760 761 *ptr = value; 762 } 763 764 const PropertyInfo qdev_prop_size32 = { 765 .name = "size", 766 .get = get_uint32, 767 .set = set_size32, 768 .set_default_value = set_default_value_uint, 769 }; 770 771 /* --- blocksize --- */ 772 773 /* lower limit is sector size */ 774 #define MIN_BLOCK_SIZE 512 775 #define MIN_BLOCK_SIZE_STR "512 B" 776 /* upper limit is the max power of 2 that fits in uint16_t */ 777 #define MAX_BLOCK_SIZE (32 * KiB) 778 #define MAX_BLOCK_SIZE_STR "32 KiB" 779 780 static void set_blocksize(Object *obj, Visitor *v, const char *name, 781 void *opaque, Error **errp) 782 { 783 DeviceState *dev = DEVICE(obj); 784 Property *prop = opaque; 785 uint32_t *ptr = qdev_get_prop_ptr(dev, prop); 786 uint64_t value; 787 Error *local_err = NULL; 788 789 if (dev->realized) { 790 qdev_prop_set_after_realize(dev, name, errp); 791 return; 792 } 793 794 visit_type_size(v, name, &value, &local_err); 795 if (local_err) { 796 error_propagate(errp, local_err); 797 return; 798 } 799 /* value of 0 means "unset" */ 800 if (value && (value < MIN_BLOCK_SIZE || value > MAX_BLOCK_SIZE)) { 801 error_setg(errp, 802 "Property %s.%s doesn't take value %" PRIu64 803 " (minimum: " MIN_BLOCK_SIZE_STR 804 ", maximum: " MAX_BLOCK_SIZE_STR ")", 805 dev->id ? : "", name, value); 806 return; 807 } 808 809 /* We rely on power-of-2 blocksizes for bitmasks */ 810 if ((value & (value - 1)) != 0) { 811 error_setg(errp, 812 "Property %s.%s doesn't take value '%" PRId64 "', it's not a power of 2", 813 dev->id ?: "", name, (int64_t)value); 814 return; 815 } 816 817 *ptr = value; 818 } 819 820 const PropertyInfo qdev_prop_blocksize = { 821 .name = "size", 822 .description = "A power of two between " MIN_BLOCK_SIZE_STR 823 " and " MAX_BLOCK_SIZE_STR, 824 .get = get_uint32, 825 .set = set_blocksize, 826 .set_default_value = set_default_value_uint, 827 }; 828 829 /* --- pci host address --- */ 830 831 static void get_pci_host_devaddr(Object *obj, Visitor *v, const char *name, 832 void *opaque, Error **errp) 833 { 834 DeviceState *dev = DEVICE(obj); 835 Property *prop = opaque; 836 PCIHostDeviceAddress *addr = qdev_get_prop_ptr(dev, prop); 837 char buffer[] = "ffff:ff:ff.f"; 838 char *p = buffer; 839 int rc = 0; 840 841 /* 842 * Catch "invalid" device reference from vfio-pci and allow the 843 * default buffer representing the non-existent device to be used. 844 */ 845 if (~addr->domain || ~addr->bus || ~addr->slot || ~addr->function) { 846 rc = snprintf(buffer, sizeof(buffer), "%04x:%02x:%02x.%0d", 847 addr->domain, addr->bus, addr->slot, addr->function); 848 assert(rc == sizeof(buffer) - 1); 849 } 850 851 visit_type_str(v, name, &p, errp); 852 } 853 854 /* 855 * Parse [<domain>:]<bus>:<slot>.<func> 856 * if <domain> is not supplied, it's assumed to be 0. 857 */ 858 static void set_pci_host_devaddr(Object *obj, Visitor *v, const char *name, 859 void *opaque, Error **errp) 860 { 861 DeviceState *dev = DEVICE(obj); 862 Property *prop = opaque; 863 PCIHostDeviceAddress *addr = qdev_get_prop_ptr(dev, prop); 864 Error *local_err = NULL; 865 char *str, *p; 866 char *e; 867 unsigned long val; 868 unsigned long dom = 0, bus = 0; 869 unsigned int slot = 0, func = 0; 870 871 if (dev->realized) { 872 qdev_prop_set_after_realize(dev, name, errp); 873 return; 874 } 875 876 visit_type_str(v, name, &str, &local_err); 877 if (local_err) { 878 error_propagate(errp, local_err); 879 return; 880 } 881 882 p = str; 883 val = strtoul(p, &e, 16); 884 if (e == p || *e != ':') { 885 goto inval; 886 } 887 bus = val; 888 889 p = e + 1; 890 val = strtoul(p, &e, 16); 891 if (e == p) { 892 goto inval; 893 } 894 if (*e == ':') { 895 dom = bus; 896 bus = val; 897 p = e + 1; 898 val = strtoul(p, &e, 16); 899 if (e == p) { 900 goto inval; 901 } 902 } 903 slot = val; 904 905 if (*e != '.') { 906 goto inval; 907 } 908 p = e + 1; 909 val = strtoul(p, &e, 10); 910 if (e == p) { 911 goto inval; 912 } 913 func = val; 914 915 if (dom > 0xffff || bus > 0xff || slot > 0x1f || func > 7) { 916 goto inval; 917 } 918 919 if (*e) { 920 goto inval; 921 } 922 923 addr->domain = dom; 924 addr->bus = bus; 925 addr->slot = slot; 926 addr->function = func; 927 928 g_free(str); 929 return; 930 931 inval: 932 error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str); 933 g_free(str); 934 } 935 936 const PropertyInfo qdev_prop_pci_host_devaddr = { 937 .name = "str", 938 .description = "Address (bus/device/function) of " 939 "the host device, example: 04:10.0", 940 .get = get_pci_host_devaddr, 941 .set = set_pci_host_devaddr, 942 }; 943 944 /* --- UUID --- */ 945 946 static void get_uuid(Object *obj, Visitor *v, const char *name, void *opaque, 947 Error **errp) 948 { 949 DeviceState *dev = DEVICE(obj); 950 Property *prop = opaque; 951 QemuUUID *uuid = qdev_get_prop_ptr(dev, prop); 952 char buffer[UUID_FMT_LEN + 1]; 953 char *p = buffer; 954 955 qemu_uuid_unparse(uuid, buffer); 956 957 visit_type_str(v, name, &p, errp); 958 } 959 960 #define UUID_VALUE_AUTO "auto" 961 962 static void set_uuid(Object *obj, Visitor *v, const char *name, void *opaque, 963 Error **errp) 964 { 965 DeviceState *dev = DEVICE(obj); 966 Property *prop = opaque; 967 QemuUUID *uuid = qdev_get_prop_ptr(dev, prop); 968 Error *local_err = NULL; 969 char *str; 970 971 if (dev->realized) { 972 qdev_prop_set_after_realize(dev, name, errp); 973 return; 974 } 975 976 visit_type_str(v, name, &str, &local_err); 977 if (local_err) { 978 error_propagate(errp, local_err); 979 return; 980 } 981 982 if (!strcmp(str, UUID_VALUE_AUTO)) { 983 qemu_uuid_generate(uuid); 984 } else if (qemu_uuid_parse(str, uuid) < 0) { 985 error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str); 986 } 987 g_free(str); 988 } 989 990 static void set_default_uuid_auto(ObjectProperty *op, const Property *prop) 991 { 992 object_property_set_default_str(op, UUID_VALUE_AUTO); 993 } 994 995 const PropertyInfo qdev_prop_uuid = { 996 .name = "str", 997 .description = "UUID (aka GUID) or \"" UUID_VALUE_AUTO 998 "\" for random value (default)", 999 .get = get_uuid, 1000 .set = set_uuid, 1001 .set_default_value = set_default_uuid_auto, 1002 }; 1003 1004 /* --- support for array properties --- */ 1005 1006 /* Used as an opaque for the object properties we add for each 1007 * array element. Note that the struct Property must be first 1008 * in the struct so that a pointer to this works as the opaque 1009 * for the underlying element's property hooks as well as for 1010 * our own release callback. 1011 */ 1012 typedef struct { 1013 struct Property prop; 1014 char *propname; 1015 ObjectPropertyRelease *release; 1016 } ArrayElementProperty; 1017 1018 /* object property release callback for array element properties: 1019 * we call the underlying element's property release hook, and 1020 * then free the memory we allocated when we added the property. 1021 */ 1022 static void array_element_release(Object *obj, const char *name, void *opaque) 1023 { 1024 ArrayElementProperty *p = opaque; 1025 if (p->release) { 1026 p->release(obj, name, opaque); 1027 } 1028 g_free(p->propname); 1029 g_free(p); 1030 } 1031 1032 static void set_prop_arraylen(Object *obj, Visitor *v, const char *name, 1033 void *opaque, Error **errp) 1034 { 1035 /* Setter for the property which defines the length of a 1036 * variable-sized property array. As well as actually setting the 1037 * array-length field in the device struct, we have to create the 1038 * array itself and dynamically add the corresponding properties. 1039 */ 1040 DeviceState *dev = DEVICE(obj); 1041 Property *prop = opaque; 1042 uint32_t *alenptr = qdev_get_prop_ptr(dev, prop); 1043 void **arrayptr = (void *)dev + prop->arrayoffset; 1044 Error *local_err = NULL; 1045 void *eltptr; 1046 const char *arrayname; 1047 int i; 1048 1049 if (dev->realized) { 1050 qdev_prop_set_after_realize(dev, name, errp); 1051 return; 1052 } 1053 if (*alenptr) { 1054 error_setg(errp, "array size property %s may not be set more than once", 1055 name); 1056 return; 1057 } 1058 visit_type_uint32(v, name, alenptr, &local_err); 1059 if (local_err) { 1060 error_propagate(errp, local_err); 1061 return; 1062 } 1063 if (!*alenptr) { 1064 return; 1065 } 1066 1067 /* DEFINE_PROP_ARRAY guarantees that name should start with this prefix; 1068 * strip it off so we can get the name of the array itself. 1069 */ 1070 assert(strncmp(name, PROP_ARRAY_LEN_PREFIX, 1071 strlen(PROP_ARRAY_LEN_PREFIX)) == 0); 1072 arrayname = name + strlen(PROP_ARRAY_LEN_PREFIX); 1073 1074 /* Note that it is the responsibility of the individual device's deinit 1075 * to free the array proper. 1076 */ 1077 *arrayptr = eltptr = g_malloc0(*alenptr * prop->arrayfieldsize); 1078 for (i = 0; i < *alenptr; i++, eltptr += prop->arrayfieldsize) { 1079 char *propname = g_strdup_printf("%s[%d]", arrayname, i); 1080 ArrayElementProperty *arrayprop = g_new0(ArrayElementProperty, 1); 1081 arrayprop->release = prop->arrayinfo->release; 1082 arrayprop->propname = propname; 1083 arrayprop->prop.info = prop->arrayinfo; 1084 arrayprop->prop.name = propname; 1085 /* This ugly piece of pointer arithmetic sets up the offset so 1086 * that when the underlying get/set hooks call qdev_get_prop_ptr 1087 * they get the right answer despite the array element not actually 1088 * being inside the device struct. 1089 */ 1090 arrayprop->prop.offset = eltptr - (void *)dev; 1091 assert(qdev_get_prop_ptr(dev, &arrayprop->prop) == eltptr); 1092 object_property_add(obj, propname, 1093 arrayprop->prop.info->name, 1094 arrayprop->prop.info->get, 1095 arrayprop->prop.info->set, 1096 array_element_release, 1097 arrayprop); 1098 } 1099 } 1100 1101 const PropertyInfo qdev_prop_arraylen = { 1102 .name = "uint32", 1103 .get = get_uint32, 1104 .set = set_prop_arraylen, 1105 .set_default_value = set_default_value_uint, 1106 }; 1107 1108 /* --- public helpers --- */ 1109 1110 static Property *qdev_prop_walk(Property *props, const char *name) 1111 { 1112 if (!props) { 1113 return NULL; 1114 } 1115 while (props->name) { 1116 if (strcmp(props->name, name) == 0) { 1117 return props; 1118 } 1119 props++; 1120 } 1121 return NULL; 1122 } 1123 1124 static Property *qdev_prop_find(DeviceState *dev, const char *name) 1125 { 1126 ObjectClass *class; 1127 Property *prop; 1128 1129 /* device properties */ 1130 class = object_get_class(OBJECT(dev)); 1131 do { 1132 prop = qdev_prop_walk(DEVICE_CLASS(class)->props_, name); 1133 if (prop) { 1134 return prop; 1135 } 1136 class = object_class_get_parent(class); 1137 } while (class != object_class_by_name(TYPE_DEVICE)); 1138 1139 return NULL; 1140 } 1141 1142 void error_set_from_qdev_prop_error(Error **errp, int ret, DeviceState *dev, 1143 Property *prop, const char *value) 1144 { 1145 switch (ret) { 1146 case -EEXIST: 1147 error_setg(errp, "Property '%s.%s' can't take value '%s', it's in use", 1148 object_get_typename(OBJECT(dev)), prop->name, value); 1149 break; 1150 default: 1151 case -EINVAL: 1152 error_setg(errp, QERR_PROPERTY_VALUE_BAD, 1153 object_get_typename(OBJECT(dev)), prop->name, value); 1154 break; 1155 case -ENOENT: 1156 error_setg(errp, "Property '%s.%s' can't find value '%s'", 1157 object_get_typename(OBJECT(dev)), prop->name, value); 1158 break; 1159 case 0: 1160 break; 1161 } 1162 } 1163 1164 void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value) 1165 { 1166 object_property_set_bool(OBJECT(dev), value, name, &error_abort); 1167 } 1168 1169 void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value) 1170 { 1171 object_property_set_int(OBJECT(dev), value, name, &error_abort); 1172 } 1173 1174 void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value) 1175 { 1176 object_property_set_int(OBJECT(dev), value, name, &error_abort); 1177 } 1178 1179 void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value) 1180 { 1181 object_property_set_int(OBJECT(dev), value, name, &error_abort); 1182 } 1183 1184 void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value) 1185 { 1186 object_property_set_int(OBJECT(dev), value, name, &error_abort); 1187 } 1188 1189 void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value) 1190 { 1191 object_property_set_int(OBJECT(dev), value, name, &error_abort); 1192 } 1193 1194 void qdev_prop_set_string(DeviceState *dev, const char *name, const char *value) 1195 { 1196 object_property_set_str(OBJECT(dev), value, name, &error_abort); 1197 } 1198 1199 void qdev_prop_set_macaddr(DeviceState *dev, const char *name, 1200 const uint8_t *value) 1201 { 1202 char str[2 * 6 + 5 + 1]; 1203 snprintf(str, sizeof(str), "%02x:%02x:%02x:%02x:%02x:%02x", 1204 value[0], value[1], value[2], value[3], value[4], value[5]); 1205 1206 object_property_set_str(OBJECT(dev), str, name, &error_abort); 1207 } 1208 1209 void qdev_prop_set_enum(DeviceState *dev, const char *name, int value) 1210 { 1211 Property *prop; 1212 1213 prop = qdev_prop_find(dev, name); 1214 object_property_set_str(OBJECT(dev), 1215 qapi_enum_lookup(prop->info->enum_table, value), 1216 name, &error_abort); 1217 } 1218 1219 static GPtrArray *global_props(void) 1220 { 1221 static GPtrArray *gp; 1222 1223 if (!gp) { 1224 gp = g_ptr_array_new(); 1225 } 1226 1227 return gp; 1228 } 1229 1230 void qdev_prop_register_global(GlobalProperty *prop) 1231 { 1232 g_ptr_array_add(global_props(), prop); 1233 } 1234 1235 int qdev_prop_check_globals(void) 1236 { 1237 int i, ret = 0; 1238 1239 for (i = 0; i < global_props()->len; i++) { 1240 GlobalProperty *prop; 1241 ObjectClass *oc; 1242 DeviceClass *dc; 1243 1244 prop = g_ptr_array_index(global_props(), i); 1245 if (prop->used) { 1246 continue; 1247 } 1248 oc = object_class_by_name(prop->driver); 1249 oc = object_class_dynamic_cast(oc, TYPE_DEVICE); 1250 if (!oc) { 1251 warn_report("global %s.%s has invalid class name", 1252 prop->driver, prop->property); 1253 ret = 1; 1254 continue; 1255 } 1256 dc = DEVICE_CLASS(oc); 1257 if (!dc->hotpluggable && !prop->used) { 1258 warn_report("global %s.%s=%s not used", 1259 prop->driver, prop->property, prop->value); 1260 ret = 1; 1261 continue; 1262 } 1263 } 1264 return ret; 1265 } 1266 1267 void qdev_prop_set_globals(DeviceState *dev) 1268 { 1269 object_apply_global_props(OBJECT(dev), global_props(), 1270 dev->hotplugged ? NULL : &error_fatal); 1271 } 1272 1273 /* --- 64bit unsigned int 'size' type --- */ 1274 1275 static void get_size(Object *obj, Visitor *v, const char *name, void *opaque, 1276 Error **errp) 1277 { 1278 DeviceState *dev = DEVICE(obj); 1279 Property *prop = opaque; 1280 uint64_t *ptr = qdev_get_prop_ptr(dev, prop); 1281 1282 visit_type_size(v, name, ptr, errp); 1283 } 1284 1285 static void set_size(Object *obj, Visitor *v, const char *name, void *opaque, 1286 Error **errp) 1287 { 1288 DeviceState *dev = DEVICE(obj); 1289 Property *prop = opaque; 1290 uint64_t *ptr = qdev_get_prop_ptr(dev, prop); 1291 1292 visit_type_size(v, name, ptr, errp); 1293 } 1294 1295 const PropertyInfo qdev_prop_size = { 1296 .name = "size", 1297 .get = get_size, 1298 .set = set_size, 1299 .set_default_value = set_default_value_uint, 1300 }; 1301 1302 /* --- object link property --- */ 1303 1304 static void create_link_property(ObjectClass *oc, Property *prop) 1305 { 1306 object_class_property_add_link(oc, prop->name, prop->link_type, 1307 prop->offset, 1308 qdev_prop_allow_set_link_before_realize, 1309 OBJ_PROP_LINK_STRONG); 1310 } 1311 1312 const PropertyInfo qdev_prop_link = { 1313 .name = "link", 1314 .create = create_link_property, 1315 }; 1316 1317 /* --- OffAutoPCIBAR off/auto/bar0/bar1/bar2/bar3/bar4/bar5 --- */ 1318 1319 const PropertyInfo qdev_prop_off_auto_pcibar = { 1320 .name = "OffAutoPCIBAR", 1321 .description = "off/auto/bar0/bar1/bar2/bar3/bar4/bar5", 1322 .enum_table = &OffAutoPCIBAR_lookup, 1323 .get = get_enum, 1324 .set = set_enum, 1325 .set_default_value = set_default_value_enum, 1326 }; 1327 1328 /* --- PCIELinkSpeed 2_5/5/8/16 -- */ 1329 1330 static void get_prop_pcielinkspeed(Object *obj, Visitor *v, const char *name, 1331 void *opaque, Error **errp) 1332 { 1333 DeviceState *dev = DEVICE(obj); 1334 Property *prop = opaque; 1335 PCIExpLinkSpeed *p = qdev_get_prop_ptr(dev, prop); 1336 int speed; 1337 1338 switch (*p) { 1339 case QEMU_PCI_EXP_LNK_2_5GT: 1340 speed = PCIE_LINK_SPEED_2_5; 1341 break; 1342 case QEMU_PCI_EXP_LNK_5GT: 1343 speed = PCIE_LINK_SPEED_5; 1344 break; 1345 case QEMU_PCI_EXP_LNK_8GT: 1346 speed = PCIE_LINK_SPEED_8; 1347 break; 1348 case QEMU_PCI_EXP_LNK_16GT: 1349 speed = PCIE_LINK_SPEED_16; 1350 break; 1351 default: 1352 /* Unreachable */ 1353 abort(); 1354 } 1355 1356 visit_type_enum(v, prop->name, &speed, prop->info->enum_table, errp); 1357 } 1358 1359 static void set_prop_pcielinkspeed(Object *obj, Visitor *v, const char *name, 1360 void *opaque, Error **errp) 1361 { 1362 DeviceState *dev = DEVICE(obj); 1363 Property *prop = opaque; 1364 PCIExpLinkSpeed *p = qdev_get_prop_ptr(dev, prop); 1365 int speed; 1366 Error *local_err = NULL; 1367 1368 if (dev->realized) { 1369 qdev_prop_set_after_realize(dev, name, errp); 1370 return; 1371 } 1372 1373 visit_type_enum(v, prop->name, &speed, prop->info->enum_table, &local_err); 1374 if (local_err) { 1375 error_propagate(errp, local_err); 1376 return; 1377 } 1378 1379 switch (speed) { 1380 case PCIE_LINK_SPEED_2_5: 1381 *p = QEMU_PCI_EXP_LNK_2_5GT; 1382 break; 1383 case PCIE_LINK_SPEED_5: 1384 *p = QEMU_PCI_EXP_LNK_5GT; 1385 break; 1386 case PCIE_LINK_SPEED_8: 1387 *p = QEMU_PCI_EXP_LNK_8GT; 1388 break; 1389 case PCIE_LINK_SPEED_16: 1390 *p = QEMU_PCI_EXP_LNK_16GT; 1391 break; 1392 default: 1393 /* Unreachable */ 1394 abort(); 1395 } 1396 } 1397 1398 const PropertyInfo qdev_prop_pcie_link_speed = { 1399 .name = "PCIELinkSpeed", 1400 .description = "2_5/5/8/16", 1401 .enum_table = &PCIELinkSpeed_lookup, 1402 .get = get_prop_pcielinkspeed, 1403 .set = set_prop_pcielinkspeed, 1404 .set_default_value = set_default_value_enum, 1405 }; 1406 1407 /* --- PCIELinkWidth 1/2/4/8/12/16/32 -- */ 1408 1409 static void get_prop_pcielinkwidth(Object *obj, Visitor *v, const char *name, 1410 void *opaque, Error **errp) 1411 { 1412 DeviceState *dev = DEVICE(obj); 1413 Property *prop = opaque; 1414 PCIExpLinkWidth *p = qdev_get_prop_ptr(dev, prop); 1415 int width; 1416 1417 switch (*p) { 1418 case QEMU_PCI_EXP_LNK_X1: 1419 width = PCIE_LINK_WIDTH_1; 1420 break; 1421 case QEMU_PCI_EXP_LNK_X2: 1422 width = PCIE_LINK_WIDTH_2; 1423 break; 1424 case QEMU_PCI_EXP_LNK_X4: 1425 width = PCIE_LINK_WIDTH_4; 1426 break; 1427 case QEMU_PCI_EXP_LNK_X8: 1428 width = PCIE_LINK_WIDTH_8; 1429 break; 1430 case QEMU_PCI_EXP_LNK_X12: 1431 width = PCIE_LINK_WIDTH_12; 1432 break; 1433 case QEMU_PCI_EXP_LNK_X16: 1434 width = PCIE_LINK_WIDTH_16; 1435 break; 1436 case QEMU_PCI_EXP_LNK_X32: 1437 width = PCIE_LINK_WIDTH_32; 1438 break; 1439 default: 1440 /* Unreachable */ 1441 abort(); 1442 } 1443 1444 visit_type_enum(v, prop->name, &width, prop->info->enum_table, errp); 1445 } 1446 1447 static void set_prop_pcielinkwidth(Object *obj, Visitor *v, const char *name, 1448 void *opaque, Error **errp) 1449 { 1450 DeviceState *dev = DEVICE(obj); 1451 Property *prop = opaque; 1452 PCIExpLinkWidth *p = qdev_get_prop_ptr(dev, prop); 1453 int width; 1454 Error *local_err = NULL; 1455 1456 if (dev->realized) { 1457 qdev_prop_set_after_realize(dev, name, errp); 1458 return; 1459 } 1460 1461 visit_type_enum(v, prop->name, &width, prop->info->enum_table, &local_err); 1462 if (local_err) { 1463 error_propagate(errp, local_err); 1464 return; 1465 } 1466 1467 switch (width) { 1468 case PCIE_LINK_WIDTH_1: 1469 *p = QEMU_PCI_EXP_LNK_X1; 1470 break; 1471 case PCIE_LINK_WIDTH_2: 1472 *p = QEMU_PCI_EXP_LNK_X2; 1473 break; 1474 case PCIE_LINK_WIDTH_4: 1475 *p = QEMU_PCI_EXP_LNK_X4; 1476 break; 1477 case PCIE_LINK_WIDTH_8: 1478 *p = QEMU_PCI_EXP_LNK_X8; 1479 break; 1480 case PCIE_LINK_WIDTH_12: 1481 *p = QEMU_PCI_EXP_LNK_X12; 1482 break; 1483 case PCIE_LINK_WIDTH_16: 1484 *p = QEMU_PCI_EXP_LNK_X16; 1485 break; 1486 case PCIE_LINK_WIDTH_32: 1487 *p = QEMU_PCI_EXP_LNK_X32; 1488 break; 1489 default: 1490 /* Unreachable */ 1491 abort(); 1492 } 1493 } 1494 1495 const PropertyInfo qdev_prop_pcie_link_width = { 1496 .name = "PCIELinkWidth", 1497 .description = "1/2/4/8/12/16/32", 1498 .enum_table = &PCIELinkWidth_lookup, 1499 .get = get_prop_pcielinkwidth, 1500 .set = set_prop_pcielinkwidth, 1501 .set_default_value = set_default_value_enum, 1502 }; 1503