hw/net/igb.c

   1 /*
   2  * QEMU Intel 82576 SR/IOV Ethernet Controller Emulation
   3  *
   4  * Datasheet:
   5  * https://www.intel.com/content/dam/www/public/us/en/documents/datasheets/82576eg-gbe-datasheet.pdf
   6  *
   7  * Copyright (c) 2020-2023 Red Hat, Inc.
   8  * Copyright (c) 2015 Ravello Systems LTD (http://ravellosystems.com)
   9  * Developed by Daynix Computing LTD (http://www.daynix.com)
  10  *
  11  * Authors:
  12  * Akihiko Odaki <akihiko.odaki@daynix.com>
  13  * Gal Hammmer <gal.hammer@sap.com>
  14  * Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
  15  * Dmitry Fleytman <dmitry@daynix.com>
  16  * Leonid Bloch <leonid@daynix.com>
  17  * Yan Vugenfirer <yan@daynix.com>
  18  *
  19  * Based on work done by:
  20  * Nir Peleg, Tutis Systems Ltd. for Qumranet Inc.
  21  * Copyright (c) 2008 Qumranet
  22  * Based on work done by:
  23  * Copyright (c) 2007 Dan Aloni
  24  * Copyright (c) 2004 Antony T Curtis
  25  *
  26  * This library is free software; you can redistribute it and/or
  27  * modify it under the terms of the GNU Lesser General Public
  28  * License as published by the Free Software Foundation; either
  29  * version 2.1 of the License, or (at your option) any later version.
  30  *
  31  * This library is distributed in the hope that it will be useful,
  32  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  33  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  34  * Lesser General Public License for more details.
  35  *
  36  * You should have received a copy of the GNU Lesser General Public
  37  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  38  */
  39
  40 #include "qemu/osdep.h"
  41 #include "qemu/units.h"
  42 #include "net/eth.h"
  43 #include "net/net.h"
  44 #include "net/tap.h"
  45 #include "qemu/module.h"
  46 #include "qemu/range.h"
  47 #include "sysemu/sysemu.h"
  48 #include "hw/hw.h"
  49 #include "hw/net/mii.h"
  50 #include "hw/pci/pci.h"
  51 #include "hw/pci/pcie.h"
  52 #include "hw/pci/pcie_sriov.h"
  53 #include "hw/pci/msi.h"
  54 #include "hw/pci/msix.h"
  55 #include "hw/qdev-properties.h"
  56 #include "migration/vmstate.h"
  57
  58 #include "igb_common.h"
  59 #include "igb_core.h"
  60
  61 #include "trace.h"
  62 #include "qapi/error.h"
  63 #include "qom/object.h"
  64
  65 #define TYPE_IGB "igb"
  66 OBJECT_DECLARE_SIMPLE_TYPE(IGBState, IGB)
  67
  68 struct IGBState {
  69     PCIDevice parent_obj;
  70     NICState *nic;
  71     NICConf conf;
  72
  73     MemoryRegion mmio;
  74     MemoryRegion flash;
  75     MemoryRegion io;
  76     MemoryRegion msix;
  77
  78     uint32_t ioaddr;
  79
  80     IGBCore core;
  81     bool has_flr;
  82 };
  83
  84 #define IGB_CAP_SRIOV_OFFSET    (0x160)
  85 #define IGB_VF_OFFSET           (0x80)
  86 #define IGB_VF_STRIDE           (2)
  87
  88 #define E1000E_MMIO_IDX     0
  89 #define E1000E_FLASH_IDX    1
  90 #define E1000E_IO_IDX       2
  91 #define E1000E_MSIX_IDX     3
  92
  93 #define E1000E_MMIO_SIZE    (128 * KiB)
  94 #define E1000E_FLASH_SIZE   (128 * KiB)
  95 #define E1000E_IO_SIZE      (32)
  96 #define E1000E_MSIX_SIZE    (16 * KiB)
  97
  98 static void igb_write_config(PCIDevice *dev, uint32_t addr,
  99     uint32_t val, int len)
 100 {
 101     IGBState *s = IGB(dev);
 102
 103     trace_igb_write_config(addr, val, len);
 104     pci_default_write_config(dev, addr, val, len);
 105     if (s->has_flr) {
 106         pcie_cap_flr_write_config(dev, addr, val, len);
 107     }
 108
 109     if (range_covers_byte(addr, len, PCI_COMMAND) &&
 110         (dev->config[PCI_COMMAND] & PCI_COMMAND_MASTER)) {
 111         igb_start_recv(&s->core);
 112     }
 113 }
 114
 115 uint64_t
 116 igb_mmio_read(void *opaque, hwaddr addr, unsigned size)
 117 {
 118     IGBState *s = opaque;
 119     return igb_core_read(&s->core, addr, size);
 120 }
 121
 122 void
 123 igb_mmio_write(void *opaque, hwaddr addr, uint64_t val, unsigned size)
 124 {
 125     IGBState *s = opaque;
 126     igb_core_write(&s->core, addr, val, size);
 127 }
 128
 129 void igb_vf_reset(void *opaque, uint16_t vfn)
 130 {
 131     IGBState *s = opaque;
 132     igb_core_vf_reset(&s->core, vfn);
 133 }
 134
 135 static bool
 136 igb_io_get_reg_index(IGBState *s, uint32_t *idx)
 137 {
 138     if (s->ioaddr < 0x1FFFF) {
 139         *idx = s->ioaddr;
 140         return true;
 141     }
 142
 143     if (s->ioaddr < 0x7FFFF) {
 144         trace_e1000e_wrn_io_addr_undefined(s->ioaddr);
 145         return false;
 146     }
 147
 148     if (s->ioaddr < 0xFFFFF) {
 149         trace_e1000e_wrn_io_addr_flash(s->ioaddr);
 150         return false;
 151     }
 152
 153     trace_e1000e_wrn_io_addr_unknown(s->ioaddr);
 154     return false;
 155 }
 156
 157 static uint64_t
 158 igb_io_read(void *opaque, hwaddr addr, unsigned size)
 159 {
 160     IGBState *s = opaque;
 161     uint32_t idx = 0;
 162     uint64_t val;
 163
 164     switch (addr) {
 165     case E1000_IOADDR:
 166         trace_e1000e_io_read_addr(s->ioaddr);
 167         return s->ioaddr;
 168     case E1000_IODATA:
 169         if (igb_io_get_reg_index(s, &idx)) {
 170             val = igb_core_read(&s->core, idx, sizeof(val));
 171             trace_e1000e_io_read_data(idx, val);
 172             return val;
 173         }
 174         return 0;
 175     default:
 176         trace_e1000e_wrn_io_read_unknown(addr);
 177         return 0;
 178     }
 179 }
 180
 181 static void
 182 igb_io_write(void *opaque, hwaddr addr, uint64_t val, unsigned size)
 183 {
 184     IGBState *s = opaque;
 185     uint32_t idx = 0;
 186
 187     switch (addr) {
 188     case E1000_IOADDR:
 189         trace_e1000e_io_write_addr(val);
 190         s->ioaddr = (uint32_t) val;
 191         return;
 192     case E1000_IODATA:
 193         if (igb_io_get_reg_index(s, &idx)) {
 194             trace_e1000e_io_write_data(idx, val);
 195             igb_core_write(&s->core, idx, val, sizeof(val));
 196         }
 197         return;
 198     default:
 199         trace_e1000e_wrn_io_write_unknown(addr);
 200         return;
 201     }
 202 }
 203
 204 static const MemoryRegionOps mmio_ops = {
 205     .read = igb_mmio_read,
 206     .write = igb_mmio_write,
 207     .endianness = DEVICE_LITTLE_ENDIAN,
 208     .impl = {
 209         .min_access_size = 4,
 210         .max_access_size = 4,
 211     },
 212 };
 213
 214 static const MemoryRegionOps io_ops = {
 215     .read = igb_io_read,
 216     .write = igb_io_write,
 217     .endianness = DEVICE_LITTLE_ENDIAN,
 218     .impl = {
 219         .min_access_size = 4,
 220         .max_access_size = 4,
 221     },
 222 };
 223
 224 static bool
 225 igb_nc_can_receive(NetClientState *nc)
 226 {
 227     IGBState *s = qemu_get_nic_opaque(nc);
 228     return igb_can_receive(&s->core);
 229 }
 230
 231 static ssize_t
 232 igb_nc_receive_iov(NetClientState *nc, const struct iovec *iov, int iovcnt)
 233 {
 234     IGBState *s = qemu_get_nic_opaque(nc);
 235     return igb_receive_iov(&s->core, iov, iovcnt);
 236 }
 237
 238 static ssize_t
 239 igb_nc_receive(NetClientState *nc, const uint8_t *buf, size_t size)
 240 {
 241     IGBState *s = qemu_get_nic_opaque(nc);
 242     return igb_receive(&s->core, buf, size);
 243 }
 244
 245 static void
 246 igb_set_link_status(NetClientState *nc)
 247 {
 248     IGBState *s = qemu_get_nic_opaque(nc);
 249     igb_core_set_link_status(&s->core);
 250 }
 251
 252 static NetClientInfo net_igb_info = {
 253     .type = NET_CLIENT_DRIVER_NIC,
 254     .size = sizeof(NICState),
 255     .can_receive = igb_nc_can_receive,
 256     .receive = igb_nc_receive,
 257     .receive_iov = igb_nc_receive_iov,
 258     .link_status_changed = igb_set_link_status,
 259 };
 260
 261 /*
 262  * EEPROM (NVM) contents documented in section 6.1, table 6-1:
 263  * and in 6.10 Software accessed words.
 264  */
 265 static const uint16_t igb_eeprom_template[] = {
 266   /*        Address        |Compat.|OEM sp.| ImRev |    OEM sp.    */
 267     0x0000, 0x0000, 0x0000, 0x0d34, 0xffff, 0x2010, 0xffff, 0xffff,
 268   /*      PBA      |ICtrl1 | SSID  | SVID  | DevID |-------|ICtrl2 */
 269     0x1040, 0xffff, 0x002b, 0x0000, 0x8086, 0x10c9, 0x0000, 0x70c3,
 270   /* SwPin0| DevID | EESZ  |-------|ICtrl3 |PCI-tc | MSIX  | APtr  */
 271     0x0004, 0x10c9, 0x5c00, 0x0000, 0x2880, 0x0014, 0x4a40, 0x0060,
 272   /* PCIe Init. Conf 1,2,3 |PCICtrl| LD1,3 |DDevID |DevRev | LD0,2 */
 273     0x6cfb, 0xc7b0, 0x0abe, 0x0403, 0x0783, 0x10a6, 0x0001, 0x0602,
 274   /* SwPin1| FunC  |LAN-PWR|ManHwC |ICtrl3 | IOVct |VDevID |-------*/
 275     0x0004, 0x0020, 0x0000, 0x004a, 0x2080, 0x00f5, 0x10ca, 0x0000,
 276   /*---------------| LD1,3 | LD0,2 | ROEnd | ROSta | Wdog  | VPD   */
 277     0x0000, 0x0000, 0x4784, 0x4602, 0x0000, 0x0000, 0x1000, 0xffff,
 278   /* PCSet0| Ccfg0 |PXEver |IBAcap |PCSet1 | Ccfg1 |iSCVer | ??    */
 279     0x0100, 0x4000, 0x131f, 0x4013, 0x0100, 0x4000, 0xffff, 0xffff,
 280   /* PCSet2| Ccfg2 |PCSet3 | Ccfg3 | ??    |AltMacP| ??    |CHKSUM */
 281     0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0x00e0, 0xffff, 0x0000,
 282   /* NC-SIC */
 283     0x0003,
 284 };
 285
 286 static void igb_core_realize(IGBState *s)
 287 {
 288     s->core.owner = &s->parent_obj;
 289     s->core.owner_nic = s->nic;
 290 }
 291
 292 static void
 293 igb_init_msix(IGBState *s)
 294 {
 295     int i, res;
 296
 297     res = msix_init(PCI_DEVICE(s), IGB_MSIX_VEC_NUM,
 298                     &s->msix,
 299                     E1000E_MSIX_IDX, 0,
 300                     &s->msix,
 301                     E1000E_MSIX_IDX, 0x2000,
 302                     0x70, NULL);
 303
 304     if (res < 0) {
 305         trace_e1000e_msix_init_fail(res);
 306     } else {
 307         for (i = 0; i < IGB_MSIX_VEC_NUM; i++) {
 308             msix_vector_use(PCI_DEVICE(s), i);
 309         }
 310     }
 311 }
 312
 313 static void
 314 igb_cleanup_msix(IGBState *s)
 315 {
 316     msix_unuse_all_vectors(PCI_DEVICE(s));
 317     msix_uninit(PCI_DEVICE(s), &s->msix, &s->msix);
 318 }
 319
 320 static void
 321 igb_init_net_peer(IGBState *s, PCIDevice *pci_dev, uint8_t *macaddr)
 322 {
 323     DeviceState *dev = DEVICE(pci_dev);
 324     NetClientState *nc;
 325     int i;
 326
 327     s->nic = qemu_new_nic(&net_igb_info, &s->conf,
 328         object_get_typename(OBJECT(s)), dev->id, &dev->mem_reentrancy_guard, s);
 329
 330     s->core.max_queue_num = s->conf.peers.queues ? s->conf.peers.queues - 1 : 0;
 331
 332     trace_e1000e_mac_set_permanent(MAC_ARG(macaddr));
 333     memcpy(s->core.permanent_mac, macaddr, sizeof(s->core.permanent_mac));
 334
 335     qemu_format_nic_info_str(qemu_get_queue(s->nic), macaddr);
 336
 337     /* Setup virtio headers */
 338     for (i = 0; i < s->conf.peers.queues; i++) {
 339         nc = qemu_get_subqueue(s->nic, i);
 340         if (!nc->peer || !qemu_has_vnet_hdr(nc->peer)) {
 341             trace_e1000e_cfg_support_virtio(false);
 342             return;
 343         }
 344     }
 345
 346     trace_e1000e_cfg_support_virtio(true);
 347     s->core.has_vnet = true;
 348
 349     for (i = 0; i < s->conf.peers.queues; i++) {
 350         nc = qemu_get_subqueue(s->nic, i);
 351         qemu_set_vnet_hdr_len(nc->peer, sizeof(struct virtio_net_hdr));
 352     }
 353 }
 354
 355 static int
 356 igb_add_pm_capability(PCIDevice *pdev, uint8_t offset, uint16_t pmc)
 357 {
 358     Error *local_err = NULL;
 359     int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset,
 360                                  PCI_PM_SIZEOF, &local_err);
 361
 362     if (local_err) {
 363         error_report_err(local_err);
 364         return ret;
 365     }
 366
 367     pci_set_word(pdev->config + offset + PCI_PM_PMC,
 368                  PCI_PM_CAP_VER_1_1 |
 369                  pmc);
 370
 371     pci_set_word(pdev->wmask + offset + PCI_PM_CTRL,
 372                  PCI_PM_CTRL_STATE_MASK |
 373                  PCI_PM_CTRL_PME_ENABLE |
 374                  PCI_PM_CTRL_DATA_SEL_MASK);
 375
 376     pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL,
 377                  PCI_PM_CTRL_PME_STATUS);
 378
 379     return ret;
 380 }
 381
 382 static void igb_pci_realize(PCIDevice *pci_dev, Error **errp)
 383 {
 384     IGBState *s = IGB(pci_dev);
 385     uint8_t *macaddr;
 386     int ret;
 387
 388     trace_e1000e_cb_pci_realize();
 389
 390     pci_dev->config_write = igb_write_config;
 391
 392     pci_dev->config[PCI_CACHE_LINE_SIZE] = 0x10;
 393     pci_dev->config[PCI_INTERRUPT_PIN] = 1;
 394
 395     /* Define IO/MMIO regions */
 396     memory_region_init_io(&s->mmio, OBJECT(s), &mmio_ops, s,
 397                           "igb-mmio", E1000E_MMIO_SIZE);
 398     pci_register_bar(pci_dev, E1000E_MMIO_IDX,
 399                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
 400
 401     /*
 402      * We provide a dummy implementation for the flash BAR
 403      * for drivers that may theoretically probe for its presence.
 404      */
 405     memory_region_init(&s->flash, OBJECT(s),
 406                        "igb-flash", E1000E_FLASH_SIZE);
 407     pci_register_bar(pci_dev, E1000E_FLASH_IDX,
 408                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->flash);
 409
 410     memory_region_init_io(&s->io, OBJECT(s), &io_ops, s,
 411                           "igb-io", E1000E_IO_SIZE);
 412     pci_register_bar(pci_dev, E1000E_IO_IDX,
 413                      PCI_BASE_ADDRESS_SPACE_IO, &s->io);
 414
 415     memory_region_init(&s->msix, OBJECT(s), "igb-msix",
 416                        E1000E_MSIX_SIZE);
 417     pci_register_bar(pci_dev, E1000E_MSIX_IDX,
 418                      PCI_BASE_ADDRESS_MEM_TYPE_64, &s->msix);
 419
 420     /* Create networking backend */
 421     qemu_macaddr_default_if_unset(&s->conf.macaddr);
 422     macaddr = s->conf.macaddr.a;
 423
 424     /* Add PCI capabilities in reverse order */
 425     assert(pcie_endpoint_cap_init(pci_dev, 0xa0) > 0);
 426
 427     igb_init_msix(s);
 428
 429     ret = msi_init(pci_dev, 0x50, 1, true, true, NULL);
 430     if (ret) {
 431         trace_e1000e_msi_init_fail(ret);
 432     }
 433
 434     if (igb_add_pm_capability(pci_dev, 0x40, PCI_PM_CAP_DSI) < 0) {
 435         hw_error("Failed to initialize PM capability");
 436     }
 437
 438     /* PCIe extended capabilities (in order) */
 439     if (s->has_flr) {
 440         pcie_cap_flr_init(pci_dev);
 441     }
 442
 443     if (pcie_aer_init(pci_dev, 1, 0x100, 0x40, errp) < 0) {
 444         hw_error("Failed to initialize AER capability");
 445     }
 446
 447     pcie_ari_init(pci_dev, 0x150);
 448
 449     if (!pcie_sriov_pf_init(pci_dev, IGB_CAP_SRIOV_OFFSET,
 450                             TYPE_IGBVF, IGB_82576_VF_DEV_ID,
 451                             IGB_MAX_VF_FUNCTIONS, IGB_MAX_VF_FUNCTIONS,
 452                             IGB_VF_OFFSET, IGB_VF_STRIDE,
 453                             errp)) {
 454         pcie_cap_exit(pci_dev);
 455         igb_cleanup_msix(s);
 456         msi_uninit(pci_dev);
 457         return;
 458     }
 459
 460     pcie_sriov_pf_init_vf_bar(pci_dev, IGBVF_MMIO_BAR_IDX,
 461         PCI_BASE_ADDRESS_MEM_TYPE_64 | PCI_BASE_ADDRESS_MEM_PREFETCH,
 462         IGBVF_MMIO_SIZE);
 463     pcie_sriov_pf_init_vf_bar(pci_dev, IGBVF_MSIX_BAR_IDX,
 464         PCI_BASE_ADDRESS_MEM_TYPE_64 | PCI_BASE_ADDRESS_MEM_PREFETCH,
 465         IGBVF_MSIX_SIZE);
 466
 467     igb_init_net_peer(s, pci_dev, macaddr);
 468
 469     /* Initialize core */
 470     igb_core_realize(s);
 471
 472     igb_core_pci_realize(&s->core,
 473                          igb_eeprom_template,
 474                          sizeof(igb_eeprom_template),
 475                          macaddr);
 476 }
 477
 478 static void igb_pci_uninit(PCIDevice *pci_dev)
 479 {
 480     IGBState *s = IGB(pci_dev);
 481
 482     trace_e1000e_cb_pci_uninit();
 483
 484     igb_core_pci_uninit(&s->core);
 485
 486     pcie_sriov_pf_exit(pci_dev);
 487     pcie_cap_exit(pci_dev);
 488
 489     qemu_del_nic(s->nic);
 490
 491     igb_cleanup_msix(s);
 492     msi_uninit(pci_dev);
 493 }
 494
 495 static void igb_qdev_reset_hold(Object *obj, ResetType type)
 496 {
 497     IGBState *s = IGB(obj);
 498
 499     trace_e1000e_cb_qdev_reset_hold();
 500
 501     igb_core_reset(&s->core);
 502 }
 503
 504 static int igb_pre_save(void *opaque)
 505 {
 506     IGBState *s = opaque;
 507
 508     trace_e1000e_cb_pre_save();
 509
 510     igb_core_pre_save(&s->core);
 511
 512     return 0;
 513 }
 514
 515 static int igb_post_load(void *opaque, int version_id)
 516 {
 517     IGBState *s = opaque;
 518
 519     trace_e1000e_cb_post_load();
 520     return igb_core_post_load(&s->core);
 521 }
 522
 523 static const VMStateDescription igb_vmstate_tx_ctx = {
 524     .name = "igb-tx-ctx",
 525     .version_id = 1,
 526     .minimum_version_id = 1,
 527     .fields = (const VMStateField[]) {
 528         VMSTATE_UINT32(vlan_macip_lens, struct e1000_adv_tx_context_desc),
 529         VMSTATE_UINT32(seqnum_seed, struct e1000_adv_tx_context_desc),
 530         VMSTATE_UINT32(type_tucmd_mlhl, struct e1000_adv_tx_context_desc),
 531         VMSTATE_UINT32(mss_l4len_idx, struct e1000_adv_tx_context_desc),
 532         VMSTATE_END_OF_LIST()
 533     }
 534 };
 535
 536 static const VMStateDescription igb_vmstate_tx = {
 537     .name = "igb-tx",
 538     .version_id = 2,
 539     .minimum_version_id = 2,
 540     .fields = (const VMStateField[]) {
 541         VMSTATE_STRUCT_ARRAY(ctx, struct igb_tx, 2, 0, igb_vmstate_tx_ctx,
 542                              struct e1000_adv_tx_context_desc),
 543         VMSTATE_UINT32(first_cmd_type_len, struct igb_tx),
 544         VMSTATE_UINT32(first_olinfo_status, struct igb_tx),
 545         VMSTATE_BOOL(first, struct igb_tx),
 546         VMSTATE_BOOL(skip_cp, struct igb_tx),
 547         VMSTATE_END_OF_LIST()
 548     }
 549 };
 550
 551 static const VMStateDescription igb_vmstate_intr_timer = {
 552     .name = "igb-intr-timer",
 553     .version_id = 1,
 554     .minimum_version_id = 1,
 555     .fields = (const VMStateField[]) {
 556         VMSTATE_TIMER_PTR(timer, IGBIntrDelayTimer),
 557         VMSTATE_BOOL(running, IGBIntrDelayTimer),
 558         VMSTATE_END_OF_LIST()
 559     }
 560 };
 561
 562 #define VMSTATE_IGB_INTR_DELAY_TIMER(_f, _s)                        \
 563     VMSTATE_STRUCT(_f, _s, 0,                                       \
 564                    igb_vmstate_intr_timer, IGBIntrDelayTimer)
 565
 566 #define VMSTATE_IGB_INTR_DELAY_TIMER_ARRAY(_f, _s, _num)            \
 567     VMSTATE_STRUCT_ARRAY(_f, _s, _num, 0,                           \
 568                          igb_vmstate_intr_timer, IGBIntrDelayTimer)
 569
 570 static const VMStateDescription igb_vmstate = {
 571     .name = "igb",
 572     .version_id = 1,
 573     .minimum_version_id = 1,
 574     .pre_save = igb_pre_save,
 575     .post_load = igb_post_load,
 576     .fields = (const VMStateField[]) {
 577         VMSTATE_PCI_DEVICE(parent_obj, IGBState),
 578         VMSTATE_MSIX(parent_obj, IGBState),
 579
 580         VMSTATE_UINT32(ioaddr, IGBState),
 581         VMSTATE_UINT8(core.rx_desc_len, IGBState),
 582         VMSTATE_UINT16_ARRAY(core.eeprom, IGBState, IGB_EEPROM_SIZE),
 583         VMSTATE_UINT16_ARRAY(core.phy, IGBState, MAX_PHY_REG_ADDRESS + 1),
 584         VMSTATE_UINT32_ARRAY(core.mac, IGBState, E1000E_MAC_SIZE),
 585         VMSTATE_UINT8_ARRAY(core.permanent_mac, IGBState, ETH_ALEN),
 586
 587         VMSTATE_IGB_INTR_DELAY_TIMER_ARRAY(core.eitr, IGBState,
 588                                            IGB_INTR_NUM),
 589
 590         VMSTATE_UINT32_ARRAY(core.eitr_guest_value, IGBState, IGB_INTR_NUM),
 591
 592         VMSTATE_STRUCT_ARRAY(core.tx, IGBState, IGB_NUM_QUEUES, 0,
 593                              igb_vmstate_tx, struct igb_tx),
 594
 595         VMSTATE_INT64(core.timadj, IGBState),
 596
 597         VMSTATE_END_OF_LIST()
 598     }
 599 };
 600
 601 static Property igb_properties[] = {
 602     DEFINE_NIC_PROPERTIES(IGBState, conf),
 603     DEFINE_PROP_BOOL("x-pcie-flr-init", IGBState, has_flr, true),
 604     DEFINE_PROP_END_OF_LIST(),
 605 };
 606
 607 static void igb_class_init(ObjectClass *class, void *data)
 608 {
 609     DeviceClass *dc = DEVICE_CLASS(class);
 610     ResettableClass *rc = RESETTABLE_CLASS(class);
 611     PCIDeviceClass *c = PCI_DEVICE_CLASS(class);
 612
 613     c->realize = igb_pci_realize;
 614     c->exit = igb_pci_uninit;
 615     c->vendor_id = PCI_VENDOR_ID_INTEL;
 616     c->device_id = E1000_DEV_ID_82576;
 617     c->revision = 1;
 618     c->class_id = PCI_CLASS_NETWORK_ETHERNET;
 619
 620     rc->phases.hold = igb_qdev_reset_hold;
 621
 622     dc->desc = "Intel 82576 Gigabit Ethernet Controller";
 623     dc->vmsd = &igb_vmstate;
 624
 625     device_class_set_props(dc, igb_properties);
 626     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
 627 }
 628
 629 static void igb_instance_init(Object *obj)
 630 {
 631     IGBState *s = IGB(obj);
 632     device_add_bootindex_property(obj, &s->conf.bootindex,
 633                                   "bootindex", "/ethernet-phy@0",
 634                                   DEVICE(obj));
 635 }
 636
 637 static const TypeInfo igb_info = {
 638     .name = TYPE_IGB,
 639     .parent = TYPE_PCI_DEVICE,
 640     .instance_size = sizeof(IGBState),
 641     .class_init = igb_class_init,
 642     .instance_init = igb_instance_init,
 643     .interfaces = (InterfaceInfo[]) {
 644         { INTERFACE_PCIE_DEVICE },
 645         { }
 646     },
 647 };
 648
 649 static void igb_register_types(void)
 650 {
 651     type_register_static(&igb_info);
 652 }
 653
 654 type_init(igb_register_types)