cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

e1000e.c (22039B)


      1/*
      2* QEMU INTEL 82574 GbE NIC emulation
      3*
      4* Software developer's manuals:
      5* http://www.intel.com/content/dam/doc/datasheet/82574l-gbe-controller-datasheet.pdf
      6*
      7* Copyright (c) 2015 Ravello Systems LTD (http://ravellosystems.com)
      8* Developed by Daynix Computing LTD (http://www.daynix.com)
      9*
     10* Authors:
     11* Dmitry Fleytman <dmitry@daynix.com>
     12* Leonid Bloch <leonid@daynix.com>
     13* Yan Vugenfirer <yan@daynix.com>
     14*
     15* Based on work done by:
     16* Nir Peleg, Tutis Systems Ltd. for Qumranet Inc.
     17* Copyright (c) 2008 Qumranet
     18* Based on work done by:
     19* Copyright (c) 2007 Dan Aloni
     20* Copyright (c) 2004 Antony T Curtis
     21*
     22* This library is free software; you can redistribute it and/or
     23* modify it under the terms of the GNU Lesser General Public
     24* License as published by the Free Software Foundation; either
     25* version 2.1 of the License, or (at your option) any later version.
     26*
     27* This library is distributed in the hope that it will be useful,
     28* but WITHOUT ANY WARRANTY; without even the implied warranty of
     29* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     30* Lesser General Public License for more details.
     31*
     32* You should have received a copy of the GNU Lesser General Public
     33* License along with this library; if not, see <http://www.gnu.org/licenses/>.
     34*/
     35
     36#include "qemu/osdep.h"
     37#include "qemu/units.h"
     38#include "net/eth.h"
     39#include "net/net.h"
     40#include "net/tap.h"
     41#include "qemu/module.h"
     42#include "qemu/range.h"
     43#include "sysemu/sysemu.h"
     44#include "hw/hw.h"
     45#include "hw/pci/msi.h"
     46#include "hw/pci/msix.h"
     47#include "hw/qdev-properties.h"
     48#include "migration/vmstate.h"
     49
     50#include "e1000_regs.h"
     51
     52#include "e1000x_common.h"
     53#include "e1000e_core.h"
     54
     55#include "trace.h"
     56#include "qapi/error.h"
     57#include "qom/object.h"
     58
     59#define TYPE_E1000E "e1000e"
     60OBJECT_DECLARE_SIMPLE_TYPE(E1000EState, E1000E)
     61
     62struct E1000EState {
     63    PCIDevice parent_obj;
     64    NICState *nic;
     65    NICConf conf;
     66
     67    MemoryRegion mmio;
     68    MemoryRegion flash;
     69    MemoryRegion io;
     70    MemoryRegion msix;
     71
     72    uint32_t ioaddr;
     73
     74    uint16_t subsys_ven;
     75    uint16_t subsys;
     76
     77    uint16_t subsys_ven_used;
     78    uint16_t subsys_used;
     79
     80    bool disable_vnet;
     81
     82    E1000ECore core;
     83    bool init_vet;
     84};
     85
     86#define E1000E_MMIO_IDX     0
     87#define E1000E_FLASH_IDX    1
     88#define E1000E_IO_IDX       2
     89#define E1000E_MSIX_IDX     3
     90
     91#define E1000E_MMIO_SIZE    (128 * KiB)
     92#define E1000E_FLASH_SIZE   (128 * KiB)
     93#define E1000E_IO_SIZE      (32)
     94#define E1000E_MSIX_SIZE    (16 * KiB)
     95
     96#define E1000E_MSIX_TABLE   (0x0000)
     97#define E1000E_MSIX_PBA     (0x2000)
     98
     99static uint64_t
    100e1000e_mmio_read(void *opaque, hwaddr addr, unsigned size)
    101{
    102    E1000EState *s = opaque;
    103    return e1000e_core_read(&s->core, addr, size);
    104}
    105
    106static void
    107e1000e_mmio_write(void *opaque, hwaddr addr,
    108                   uint64_t val, unsigned size)
    109{
    110    E1000EState *s = opaque;
    111    e1000e_core_write(&s->core, addr, val, size);
    112}
    113
    114static bool
    115e1000e_io_get_reg_index(E1000EState *s, uint32_t *idx)
    116{
    117    if (s->ioaddr < 0x1FFFF) {
    118        *idx = s->ioaddr;
    119        return true;
    120    }
    121
    122    if (s->ioaddr < 0x7FFFF) {
    123        trace_e1000e_wrn_io_addr_undefined(s->ioaddr);
    124        return false;
    125    }
    126
    127    if (s->ioaddr < 0xFFFFF) {
    128        trace_e1000e_wrn_io_addr_flash(s->ioaddr);
    129        return false;
    130    }
    131
    132    trace_e1000e_wrn_io_addr_unknown(s->ioaddr);
    133    return false;
    134}
    135
    136static uint64_t
    137e1000e_io_read(void *opaque, hwaddr addr, unsigned size)
    138{
    139    E1000EState *s = opaque;
    140    uint32_t idx = 0;
    141    uint64_t val;
    142
    143    switch (addr) {
    144    case E1000_IOADDR:
    145        trace_e1000e_io_read_addr(s->ioaddr);
    146        return s->ioaddr;
    147    case E1000_IODATA:
    148        if (e1000e_io_get_reg_index(s, &idx)) {
    149            val = e1000e_core_read(&s->core, idx, sizeof(val));
    150            trace_e1000e_io_read_data(idx, val);
    151            return val;
    152        }
    153        return 0;
    154    default:
    155        trace_e1000e_wrn_io_read_unknown(addr);
    156        return 0;
    157    }
    158}
    159
    160static void
    161e1000e_io_write(void *opaque, hwaddr addr,
    162                uint64_t val, unsigned size)
    163{
    164    E1000EState *s = opaque;
    165    uint32_t idx = 0;
    166
    167    switch (addr) {
    168    case E1000_IOADDR:
    169        trace_e1000e_io_write_addr(val);
    170        s->ioaddr = (uint32_t) val;
    171        return;
    172    case E1000_IODATA:
    173        if (e1000e_io_get_reg_index(s, &idx)) {
    174            trace_e1000e_io_write_data(idx, val);
    175            e1000e_core_write(&s->core, idx, val, sizeof(val));
    176        }
    177        return;
    178    default:
    179        trace_e1000e_wrn_io_write_unknown(addr);
    180        return;
    181    }
    182}
    183
    184static const MemoryRegionOps mmio_ops = {
    185    .read = e1000e_mmio_read,
    186    .write = e1000e_mmio_write,
    187    .endianness = DEVICE_LITTLE_ENDIAN,
    188    .impl = {
    189        .min_access_size = 4,
    190        .max_access_size = 4,
    191    },
    192};
    193
    194static const MemoryRegionOps io_ops = {
    195    .read = e1000e_io_read,
    196    .write = e1000e_io_write,
    197    .endianness = DEVICE_LITTLE_ENDIAN,
    198    .impl = {
    199        .min_access_size = 4,
    200        .max_access_size = 4,
    201    },
    202};
    203
    204static bool
    205e1000e_nc_can_receive(NetClientState *nc)
    206{
    207    E1000EState *s = qemu_get_nic_opaque(nc);
    208    return e1000e_can_receive(&s->core);
    209}
    210
    211static ssize_t
    212e1000e_nc_receive_iov(NetClientState *nc, const struct iovec *iov, int iovcnt)
    213{
    214    E1000EState *s = qemu_get_nic_opaque(nc);
    215    return e1000e_receive_iov(&s->core, iov, iovcnt);
    216}
    217
    218static ssize_t
    219e1000e_nc_receive(NetClientState *nc, const uint8_t *buf, size_t size)
    220{
    221    E1000EState *s = qemu_get_nic_opaque(nc);
    222    return e1000e_receive(&s->core, buf, size);
    223}
    224
    225static void
    226e1000e_set_link_status(NetClientState *nc)
    227{
    228    E1000EState *s = qemu_get_nic_opaque(nc);
    229    e1000e_core_set_link_status(&s->core);
    230}
    231
    232static NetClientInfo net_e1000e_info = {
    233    .type = NET_CLIENT_DRIVER_NIC,
    234    .size = sizeof(NICState),
    235    .can_receive = e1000e_nc_can_receive,
    236    .receive = e1000e_nc_receive,
    237    .receive_iov = e1000e_nc_receive_iov,
    238    .link_status_changed = e1000e_set_link_status,
    239};
    240
    241/*
    242* EEPROM (NVM) contents documented in Table 36, section 6.1
    243* and generally 6.1.2 Software accessed words.
    244*/
    245static const uint16_t e1000e_eeprom_template[64] = {
    246  /*        Address        |    Compat.    | ImVer |   Compat.     */
    247    0x0000, 0x0000, 0x0000, 0x0420, 0xf746, 0x2010, 0xffff, 0xffff,
    248  /*      PBA      |ICtrl1 | SSID  | SVID  | DevID |-------|ICtrl2 */
    249    0x0000, 0x0000, 0x026b, 0x0000, 0x8086, 0x0000, 0x0000, 0x8058,
    250  /*    NVM words 1,2,3    |-------------------------------|PCI-EID*/
    251    0x0000, 0x2001, 0x7e7c, 0xffff, 0x1000, 0x00c8, 0x0000, 0x2704,
    252  /* PCIe Init. Conf 1,2,3 |PCICtrl|PHY|LD1|-------| RevID | LD0,2 */
    253    0x6cc9, 0x3150, 0x070e, 0x460b, 0x2d84, 0x0100, 0xf000, 0x0706,
    254  /* FLPAR |FLANADD|LAN-PWR|FlVndr |ICtrl3 |APTSMBA|APTRxEP|APTSMBC*/
    255    0x6000, 0x0080, 0x0f04, 0x7fff, 0x4f01, 0xc600, 0x0000, 0x20ff,
    256  /* APTIF | APTMC |APTuCP |LSWFWID|MSWFWID|NC-SIMC|NC-SIC | VPDP  */
    257    0x0028, 0x0003, 0x0000, 0x0000, 0x0000, 0x0003, 0x0000, 0xffff,
    258  /*                            SW Section                         */
    259    0x0100, 0xc000, 0x121c, 0xc007, 0xffff, 0xffff, 0xffff, 0xffff,
    260  /*                      SW Section                       |CHKSUM */
    261    0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0x0120, 0xffff, 0x0000,
    262};
    263
    264static void e1000e_core_realize(E1000EState *s)
    265{
    266    s->core.owner = &s->parent_obj;
    267    s->core.owner_nic = s->nic;
    268}
    269
    270static void
    271e1000e_unuse_msix_vectors(E1000EState *s, int num_vectors)
    272{
    273    int i;
    274    for (i = 0; i < num_vectors; i++) {
    275        msix_vector_unuse(PCI_DEVICE(s), i);
    276    }
    277}
    278
    279static bool
    280e1000e_use_msix_vectors(E1000EState *s, int num_vectors)
    281{
    282    int i;
    283    for (i = 0; i < num_vectors; i++) {
    284        int res = msix_vector_use(PCI_DEVICE(s), i);
    285        if (res < 0) {
    286            trace_e1000e_msix_use_vector_fail(i, res);
    287            e1000e_unuse_msix_vectors(s, i);
    288            return false;
    289        }
    290    }
    291    return true;
    292}
    293
    294static void
    295e1000e_init_msix(E1000EState *s)
    296{
    297    PCIDevice *d = PCI_DEVICE(s);
    298    int res = msix_init(PCI_DEVICE(s), E1000E_MSIX_VEC_NUM,
    299                        &s->msix,
    300                        E1000E_MSIX_IDX, E1000E_MSIX_TABLE,
    301                        &s->msix,
    302                        E1000E_MSIX_IDX, E1000E_MSIX_PBA,
    303                        0xA0, NULL);
    304
    305    if (res < 0) {
    306        trace_e1000e_msix_init_fail(res);
    307    } else {
    308        if (!e1000e_use_msix_vectors(s, E1000E_MSIX_VEC_NUM)) {
    309            msix_uninit(d, &s->msix, &s->msix);
    310        }
    311    }
    312}
    313
    314static void
    315e1000e_cleanup_msix(E1000EState *s)
    316{
    317    if (msix_present(PCI_DEVICE(s))) {
    318        e1000e_unuse_msix_vectors(s, E1000E_MSIX_VEC_NUM);
    319        msix_uninit(PCI_DEVICE(s), &s->msix, &s->msix);
    320    }
    321}
    322
    323static void
    324e1000e_init_net_peer(E1000EState *s, PCIDevice *pci_dev, uint8_t *macaddr)
    325{
    326    DeviceState *dev = DEVICE(pci_dev);
    327    NetClientState *nc;
    328    int i;
    329
    330    s->nic = qemu_new_nic(&net_e1000e_info, &s->conf,
    331        object_get_typename(OBJECT(s)), dev->id, s);
    332
    333    s->core.max_queue_num = s->conf.peers.queues ? s->conf.peers.queues - 1 : 0;
    334
    335    trace_e1000e_mac_set_permanent(MAC_ARG(macaddr));
    336    memcpy(s->core.permanent_mac, macaddr, sizeof(s->core.permanent_mac));
    337
    338    qemu_format_nic_info_str(qemu_get_queue(s->nic), macaddr);
    339
    340    /* Setup virtio headers */
    341    if (s->disable_vnet) {
    342        s->core.has_vnet = false;
    343        trace_e1000e_cfg_support_virtio(false);
    344        return;
    345    } else {
    346        s->core.has_vnet = true;
    347    }
    348
    349    for (i = 0; i < s->conf.peers.queues; i++) {
    350        nc = qemu_get_subqueue(s->nic, i);
    351        if (!nc->peer || !qemu_has_vnet_hdr(nc->peer)) {
    352            s->core.has_vnet = false;
    353            trace_e1000e_cfg_support_virtio(false);
    354            return;
    355        }
    356    }
    357
    358    trace_e1000e_cfg_support_virtio(true);
    359
    360    for (i = 0; i < s->conf.peers.queues; i++) {
    361        nc = qemu_get_subqueue(s->nic, i);
    362        qemu_set_vnet_hdr_len(nc->peer, sizeof(struct virtio_net_hdr));
    363        qemu_using_vnet_hdr(nc->peer, true);
    364    }
    365}
    366
    367static inline uint64_t
    368e1000e_gen_dsn(uint8_t *mac)
    369{
    370    return (uint64_t)(mac[5])        |
    371           (uint64_t)(mac[4])  << 8  |
    372           (uint64_t)(mac[3])  << 16 |
    373           (uint64_t)(0x00FF)  << 24 |
    374           (uint64_t)(0x00FF)  << 32 |
    375           (uint64_t)(mac[2])  << 40 |
    376           (uint64_t)(mac[1])  << 48 |
    377           (uint64_t)(mac[0])  << 56;
    378}
    379
    380static int
    381e1000e_add_pm_capability(PCIDevice *pdev, uint8_t offset, uint16_t pmc)
    382{
    383    Error *local_err = NULL;
    384    int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset,
    385                                 PCI_PM_SIZEOF, &local_err);
    386
    387    if (local_err) {
    388        error_report_err(local_err);
    389        return ret;
    390    }
    391
    392    pci_set_word(pdev->config + offset + PCI_PM_PMC,
    393                 PCI_PM_CAP_VER_1_1 |
    394                 pmc);
    395
    396    pci_set_word(pdev->wmask + offset + PCI_PM_CTRL,
    397                 PCI_PM_CTRL_STATE_MASK |
    398                 PCI_PM_CTRL_PME_ENABLE |
    399                 PCI_PM_CTRL_DATA_SEL_MASK);
    400
    401    pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL,
    402                 PCI_PM_CTRL_PME_STATUS);
    403
    404    return ret;
    405}
    406
    407static void e1000e_write_config(PCIDevice *pci_dev, uint32_t address,
    408                                uint32_t val, int len)
    409{
    410    E1000EState *s = E1000E(pci_dev);
    411
    412    pci_default_write_config(pci_dev, address, val, len);
    413
    414    if (range_covers_byte(address, len, PCI_COMMAND) &&
    415        (pci_dev->config[PCI_COMMAND] & PCI_COMMAND_MASTER)) {
    416        e1000e_start_recv(&s->core);
    417    }
    418}
    419
    420static void e1000e_pci_realize(PCIDevice *pci_dev, Error **errp)
    421{
    422    static const uint16_t e1000e_pmrb_offset = 0x0C8;
    423    static const uint16_t e1000e_pcie_offset = 0x0E0;
    424    static const uint16_t e1000e_aer_offset =  0x100;
    425    static const uint16_t e1000e_dsn_offset =  0x140;
    426    E1000EState *s = E1000E(pci_dev);
    427    uint8_t *macaddr;
    428    int ret;
    429
    430    trace_e1000e_cb_pci_realize();
    431
    432    pci_dev->config_write = e1000e_write_config;
    433
    434    pci_dev->config[PCI_CACHE_LINE_SIZE] = 0x10;
    435    pci_dev->config[PCI_INTERRUPT_PIN] = 1;
    436
    437    pci_set_word(pci_dev->config + PCI_SUBSYSTEM_VENDOR_ID, s->subsys_ven);
    438    pci_set_word(pci_dev->config + PCI_SUBSYSTEM_ID, s->subsys);
    439
    440    s->subsys_ven_used = s->subsys_ven;
    441    s->subsys_used = s->subsys;
    442
    443    /* Define IO/MMIO regions */
    444    memory_region_init_io(&s->mmio, OBJECT(s), &mmio_ops, s,
    445                          "e1000e-mmio", E1000E_MMIO_SIZE);
    446    pci_register_bar(pci_dev, E1000E_MMIO_IDX,
    447                     PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
    448
    449    /*
    450     * We provide a dummy implementation for the flash BAR
    451     * for drivers that may theoretically probe for its presence.
    452     */
    453    memory_region_init(&s->flash, OBJECT(s),
    454                       "e1000e-flash", E1000E_FLASH_SIZE);
    455    pci_register_bar(pci_dev, E1000E_FLASH_IDX,
    456                     PCI_BASE_ADDRESS_SPACE_MEMORY, &s->flash);
    457
    458    memory_region_init_io(&s->io, OBJECT(s), &io_ops, s,
    459                          "e1000e-io", E1000E_IO_SIZE);
    460    pci_register_bar(pci_dev, E1000E_IO_IDX,
    461                     PCI_BASE_ADDRESS_SPACE_IO, &s->io);
    462
    463    memory_region_init(&s->msix, OBJECT(s), "e1000e-msix",
    464                       E1000E_MSIX_SIZE);
    465    pci_register_bar(pci_dev, E1000E_MSIX_IDX,
    466                     PCI_BASE_ADDRESS_SPACE_MEMORY, &s->msix);
    467
    468    /* Create networking backend */
    469    qemu_macaddr_default_if_unset(&s->conf.macaddr);
    470    macaddr = s->conf.macaddr.a;
    471
    472    e1000e_init_msix(s);
    473
    474    if (pcie_endpoint_cap_v1_init(pci_dev, e1000e_pcie_offset) < 0) {
    475        hw_error("Failed to initialize PCIe capability");
    476    }
    477
    478    ret = msi_init(PCI_DEVICE(s), 0xD0, 1, true, false, NULL);
    479    if (ret) {
    480        trace_e1000e_msi_init_fail(ret);
    481    }
    482
    483    if (e1000e_add_pm_capability(pci_dev, e1000e_pmrb_offset,
    484                                  PCI_PM_CAP_DSI) < 0) {
    485        hw_error("Failed to initialize PM capability");
    486    }
    487
    488    if (pcie_aer_init(pci_dev, PCI_ERR_VER, e1000e_aer_offset,
    489                      PCI_ERR_SIZEOF, NULL) < 0) {
    490        hw_error("Failed to initialize AER capability");
    491    }
    492
    493    pcie_dev_ser_num_init(pci_dev, e1000e_dsn_offset,
    494                          e1000e_gen_dsn(macaddr));
    495
    496    e1000e_init_net_peer(s, pci_dev, macaddr);
    497
    498    /* Initialize core */
    499    e1000e_core_realize(s);
    500
    501    e1000e_core_pci_realize(&s->core,
    502                            e1000e_eeprom_template,
    503                            sizeof(e1000e_eeprom_template),
    504                            macaddr);
    505}
    506
    507static void e1000e_pci_uninit(PCIDevice *pci_dev)
    508{
    509    E1000EState *s = E1000E(pci_dev);
    510
    511    trace_e1000e_cb_pci_uninit();
    512
    513    e1000e_core_pci_uninit(&s->core);
    514
    515    pcie_aer_exit(pci_dev);
    516    pcie_cap_exit(pci_dev);
    517
    518    qemu_del_nic(s->nic);
    519
    520    e1000e_cleanup_msix(s);
    521    msi_uninit(pci_dev);
    522}
    523
    524static void e1000e_qdev_reset(DeviceState *dev)
    525{
    526    E1000EState *s = E1000E(dev);
    527
    528    trace_e1000e_cb_qdev_reset();
    529
    530    e1000e_core_reset(&s->core);
    531
    532    if (s->init_vet) {
    533        s->core.mac[VET] = ETH_P_VLAN;
    534    }
    535}
    536
    537static int e1000e_pre_save(void *opaque)
    538{
    539    E1000EState *s = opaque;
    540
    541    trace_e1000e_cb_pre_save();
    542
    543    e1000e_core_pre_save(&s->core);
    544
    545    return 0;
    546}
    547
    548static int e1000e_post_load(void *opaque, int version_id)
    549{
    550    E1000EState *s = opaque;
    551
    552    trace_e1000e_cb_post_load();
    553
    554    if ((s->subsys != s->subsys_used) ||
    555        (s->subsys_ven != s->subsys_ven_used)) {
    556        fprintf(stderr,
    557            "ERROR: Cannot migrate while device properties "
    558            "(subsys/subsys_ven) differ");
    559        return -1;
    560    }
    561
    562    return e1000e_core_post_load(&s->core);
    563}
    564
    565static const VMStateDescription e1000e_vmstate_tx = {
    566    .name = "e1000e-tx",
    567    .version_id = 1,
    568    .minimum_version_id = 1,
    569    .fields = (VMStateField[]) {
    570        VMSTATE_UINT8(sum_needed, struct e1000e_tx),
    571        VMSTATE_UINT8(props.ipcss, struct e1000e_tx),
    572        VMSTATE_UINT8(props.ipcso, struct e1000e_tx),
    573        VMSTATE_UINT16(props.ipcse, struct e1000e_tx),
    574        VMSTATE_UINT8(props.tucss, struct e1000e_tx),
    575        VMSTATE_UINT8(props.tucso, struct e1000e_tx),
    576        VMSTATE_UINT16(props.tucse, struct e1000e_tx),
    577        VMSTATE_UINT8(props.hdr_len, struct e1000e_tx),
    578        VMSTATE_UINT16(props.mss, struct e1000e_tx),
    579        VMSTATE_UINT32(props.paylen, struct e1000e_tx),
    580        VMSTATE_INT8(props.ip, struct e1000e_tx),
    581        VMSTATE_INT8(props.tcp, struct e1000e_tx),
    582        VMSTATE_BOOL(props.tse, struct e1000e_tx),
    583        VMSTATE_BOOL(cptse, struct e1000e_tx),
    584        VMSTATE_BOOL(skip_cp, struct e1000e_tx),
    585        VMSTATE_END_OF_LIST()
    586    }
    587};
    588
    589static const VMStateDescription e1000e_vmstate_intr_timer = {
    590    .name = "e1000e-intr-timer",
    591    .version_id = 1,
    592    .minimum_version_id = 1,
    593    .fields = (VMStateField[]) {
    594        VMSTATE_TIMER_PTR(timer, E1000IntrDelayTimer),
    595        VMSTATE_BOOL(running, E1000IntrDelayTimer),
    596        VMSTATE_END_OF_LIST()
    597    }
    598};
    599
    600#define VMSTATE_E1000E_INTR_DELAY_TIMER(_f, _s)                     \
    601    VMSTATE_STRUCT(_f, _s, 0,                                       \
    602                   e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
    603
    604#define VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(_f, _s, _num)         \
    605    VMSTATE_STRUCT_ARRAY(_f, _s, _num, 0,                           \
    606                         e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
    607
    608static const VMStateDescription e1000e_vmstate = {
    609    .name = "e1000e",
    610    .version_id = 1,
    611    .minimum_version_id = 1,
    612    .pre_save = e1000e_pre_save,
    613    .post_load = e1000e_post_load,
    614    .fields = (VMStateField[]) {
    615        VMSTATE_PCI_DEVICE(parent_obj, E1000EState),
    616        VMSTATE_MSIX(parent_obj, E1000EState),
    617
    618        VMSTATE_UINT32(ioaddr, E1000EState),
    619        VMSTATE_UINT32(core.rxbuf_min_shift, E1000EState),
    620        VMSTATE_UINT8(core.rx_desc_len, E1000EState),
    621        VMSTATE_UINT32_ARRAY(core.rxbuf_sizes, E1000EState,
    622                             E1000_PSRCTL_BUFFS_PER_DESC),
    623        VMSTATE_UINT32(core.rx_desc_buf_size, E1000EState),
    624        VMSTATE_UINT16_ARRAY(core.eeprom, E1000EState, E1000E_EEPROM_SIZE),
    625        VMSTATE_UINT16_2DARRAY(core.phy, E1000EState,
    626                               E1000E_PHY_PAGES, E1000E_PHY_PAGE_SIZE),
    627        VMSTATE_UINT32_ARRAY(core.mac, E1000EState, E1000E_MAC_SIZE),
    628        VMSTATE_UINT8_ARRAY(core.permanent_mac, E1000EState, ETH_ALEN),
    629
    630        VMSTATE_UINT32(core.delayed_causes, E1000EState),
    631
    632        VMSTATE_UINT16(subsys, E1000EState),
    633        VMSTATE_UINT16(subsys_ven, E1000EState),
    634
    635        VMSTATE_E1000E_INTR_DELAY_TIMER(core.rdtr, E1000EState),
    636        VMSTATE_E1000E_INTR_DELAY_TIMER(core.radv, E1000EState),
    637        VMSTATE_E1000E_INTR_DELAY_TIMER(core.raid, E1000EState),
    638        VMSTATE_E1000E_INTR_DELAY_TIMER(core.tadv, E1000EState),
    639        VMSTATE_E1000E_INTR_DELAY_TIMER(core.tidv, E1000EState),
    640
    641        VMSTATE_E1000E_INTR_DELAY_TIMER(core.itr, E1000EState),
    642        VMSTATE_BOOL(core.itr_intr_pending, E1000EState),
    643
    644        VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(core.eitr, E1000EState,
    645                                              E1000E_MSIX_VEC_NUM),
    646        VMSTATE_BOOL_ARRAY(core.eitr_intr_pending, E1000EState,
    647                           E1000E_MSIX_VEC_NUM),
    648
    649        VMSTATE_UINT32(core.itr_guest_value, E1000EState),
    650        VMSTATE_UINT32_ARRAY(core.eitr_guest_value, E1000EState,
    651                             E1000E_MSIX_VEC_NUM),
    652
    653        VMSTATE_UINT16(core.vet, E1000EState),
    654
    655        VMSTATE_STRUCT_ARRAY(core.tx, E1000EState, E1000E_NUM_QUEUES, 0,
    656                             e1000e_vmstate_tx, struct e1000e_tx),
    657        VMSTATE_END_OF_LIST()
    658    }
    659};
    660
    661static PropertyInfo e1000e_prop_disable_vnet,
    662                    e1000e_prop_subsys_ven,
    663                    e1000e_prop_subsys;
    664
    665static Property e1000e_properties[] = {
    666    DEFINE_NIC_PROPERTIES(E1000EState, conf),
    667    DEFINE_PROP_SIGNED("disable_vnet_hdr", E1000EState, disable_vnet, false,
    668                        e1000e_prop_disable_vnet, bool),
    669    DEFINE_PROP_SIGNED("subsys_ven", E1000EState, subsys_ven,
    670                        PCI_VENDOR_ID_INTEL,
    671                        e1000e_prop_subsys_ven, uint16_t),
    672    DEFINE_PROP_SIGNED("subsys", E1000EState, subsys, 0,
    673                        e1000e_prop_subsys, uint16_t),
    674    DEFINE_PROP_BOOL("init-vet", E1000EState, init_vet, true),
    675    DEFINE_PROP_END_OF_LIST(),
    676};
    677
    678static void e1000e_class_init(ObjectClass *class, void *data)
    679{
    680    DeviceClass *dc = DEVICE_CLASS(class);
    681    PCIDeviceClass *c = PCI_DEVICE_CLASS(class);
    682
    683    c->realize = e1000e_pci_realize;
    684    c->exit = e1000e_pci_uninit;
    685    c->vendor_id = PCI_VENDOR_ID_INTEL;
    686    c->device_id = E1000_DEV_ID_82574L;
    687    c->revision = 0;
    688    c->romfile = "efi-e1000e.rom";
    689    c->class_id = PCI_CLASS_NETWORK_ETHERNET;
    690
    691    dc->desc = "Intel 82574L GbE Controller";
    692    dc->reset = e1000e_qdev_reset;
    693    dc->vmsd = &e1000e_vmstate;
    694
    695    e1000e_prop_disable_vnet = qdev_prop_uint8;
    696    e1000e_prop_disable_vnet.description = "Do not use virtio headers, "
    697                                           "perform SW offloads emulation "
    698                                           "instead";
    699
    700    e1000e_prop_subsys_ven = qdev_prop_uint16;
    701    e1000e_prop_subsys_ven.description = "PCI device Subsystem Vendor ID";
    702
    703    e1000e_prop_subsys = qdev_prop_uint16;
    704    e1000e_prop_subsys.description = "PCI device Subsystem ID";
    705
    706    device_class_set_props(dc, e1000e_properties);
    707    set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
    708}
    709
    710static void e1000e_instance_init(Object *obj)
    711{
    712    E1000EState *s = E1000E(obj);
    713    device_add_bootindex_property(obj, &s->conf.bootindex,
    714                                  "bootindex", "/ethernet-phy@0",
    715                                  DEVICE(obj));
    716}
    717
    718static const TypeInfo e1000e_info = {
    719    .name = TYPE_E1000E,
    720    .parent = TYPE_PCI_DEVICE,
    721    .instance_size = sizeof(E1000EState),
    722    .class_init = e1000e_class_init,
    723    .instance_init = e1000e_instance_init,
    724    .interfaces = (InterfaceInfo[]) {
    725        { INTERFACE_PCIE_DEVICE },
    726        { }
    727    },
    728};
    729
    730static void e1000e_register_types(void)
    731{
    732    type_register_static(&e1000e_info);
    733}
    734
    735type_init(e1000e_register_types)