xref: /openbmc/qemu/hw/net/e1000e.c (revision b3c818a4)
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/net.h"
39 #include "net/tap.h"
40 #include "qemu/module.h"
41 #include "qemu/range.h"
42 #include "sysemu/sysemu.h"
43 #include "hw/hw.h"
44 #include "hw/pci/msi.h"
45 #include "hw/pci/msix.h"
46 #include "hw/qdev-properties.h"
47 #include "migration/vmstate.h"
48 
49 #include "e1000_regs.h"
50 
51 #include "e1000x_common.h"
52 #include "e1000e_core.h"
53 
54 #include "trace.h"
55 #include "qapi/error.h"
56 #include "qom/object.h"
57 
58 #define TYPE_E1000E "e1000e"
59 OBJECT_DECLARE_SIMPLE_TYPE(E1000EState, E1000E)
60 
61 struct E1000EState {
62     PCIDevice parent_obj;
63     NICState *nic;
64     NICConf conf;
65 
66     MemoryRegion mmio;
67     MemoryRegion flash;
68     MemoryRegion io;
69     MemoryRegion msix;
70 
71     uint32_t ioaddr;
72 
73     uint16_t subsys_ven;
74     uint16_t subsys;
75 
76     uint16_t subsys_ven_used;
77     uint16_t subsys_used;
78 
79     bool disable_vnet;
80 
81     E1000ECore core;
82 
83 };
84 
85 #define E1000E_MMIO_IDX     0
86 #define E1000E_FLASH_IDX    1
87 #define E1000E_IO_IDX       2
88 #define E1000E_MSIX_IDX     3
89 
90 #define E1000E_MMIO_SIZE    (128 * KiB)
91 #define E1000E_FLASH_SIZE   (128 * KiB)
92 #define E1000E_IO_SIZE      (32)
93 #define E1000E_MSIX_SIZE    (16 * KiB)
94 
95 #define E1000E_MSIX_TABLE   (0x0000)
96 #define E1000E_MSIX_PBA     (0x2000)
97 
98 static uint64_t
99 e1000e_mmio_read(void *opaque, hwaddr addr, unsigned size)
100 {
101     E1000EState *s = opaque;
102     return e1000e_core_read(&s->core, addr, size);
103 }
104 
105 static void
106 e1000e_mmio_write(void *opaque, hwaddr addr,
107                    uint64_t val, unsigned size)
108 {
109     E1000EState *s = opaque;
110     e1000e_core_write(&s->core, addr, val, size);
111 }
112 
113 static bool
114 e1000e_io_get_reg_index(E1000EState *s, uint32_t *idx)
115 {
116     if (s->ioaddr < 0x1FFFF) {
117         *idx = s->ioaddr;
118         return true;
119     }
120 
121     if (s->ioaddr < 0x7FFFF) {
122         trace_e1000e_wrn_io_addr_undefined(s->ioaddr);
123         return false;
124     }
125 
126     if (s->ioaddr < 0xFFFFF) {
127         trace_e1000e_wrn_io_addr_flash(s->ioaddr);
128         return false;
129     }
130 
131     trace_e1000e_wrn_io_addr_unknown(s->ioaddr);
132     return false;
133 }
134 
135 static uint64_t
136 e1000e_io_read(void *opaque, hwaddr addr, unsigned size)
137 {
138     E1000EState *s = opaque;
139     uint32_t idx = 0;
140     uint64_t val;
141 
142     switch (addr) {
143     case E1000_IOADDR:
144         trace_e1000e_io_read_addr(s->ioaddr);
145         return s->ioaddr;
146     case E1000_IODATA:
147         if (e1000e_io_get_reg_index(s, &idx)) {
148             val = e1000e_core_read(&s->core, idx, sizeof(val));
149             trace_e1000e_io_read_data(idx, val);
150             return val;
151         }
152         return 0;
153     default:
154         trace_e1000e_wrn_io_read_unknown(addr);
155         return 0;
156     }
157 }
158 
159 static void
160 e1000e_io_write(void *opaque, hwaddr addr,
161                 uint64_t val, unsigned size)
162 {
163     E1000EState *s = opaque;
164     uint32_t idx = 0;
165 
166     switch (addr) {
167     case E1000_IOADDR:
168         trace_e1000e_io_write_addr(val);
169         s->ioaddr = (uint32_t) val;
170         return;
171     case E1000_IODATA:
172         if (e1000e_io_get_reg_index(s, &idx)) {
173             trace_e1000e_io_write_data(idx, val);
174             e1000e_core_write(&s->core, idx, val, sizeof(val));
175         }
176         return;
177     default:
178         trace_e1000e_wrn_io_write_unknown(addr);
179         return;
180     }
181 }
182 
183 static const MemoryRegionOps mmio_ops = {
184     .read = e1000e_mmio_read,
185     .write = e1000e_mmio_write,
186     .endianness = DEVICE_LITTLE_ENDIAN,
187     .impl = {
188         .min_access_size = 4,
189         .max_access_size = 4,
190     },
191 };
192 
193 static const MemoryRegionOps io_ops = {
194     .read = e1000e_io_read,
195     .write = e1000e_io_write,
196     .endianness = DEVICE_LITTLE_ENDIAN,
197     .impl = {
198         .min_access_size = 4,
199         .max_access_size = 4,
200     },
201 };
202 
203 static bool
204 e1000e_nc_can_receive(NetClientState *nc)
205 {
206     E1000EState *s = qemu_get_nic_opaque(nc);
207     return e1000e_can_receive(&s->core);
208 }
209 
210 static ssize_t
211 e1000e_nc_receive_iov(NetClientState *nc, const struct iovec *iov, int iovcnt)
212 {
213     E1000EState *s = qemu_get_nic_opaque(nc);
214     return e1000e_receive_iov(&s->core, iov, iovcnt);
215 }
216 
217 static ssize_t
218 e1000e_nc_receive(NetClientState *nc, const uint8_t *buf, size_t size)
219 {
220     E1000EState *s = qemu_get_nic_opaque(nc);
221     return e1000e_receive(&s->core, buf, size);
222 }
223 
224 static void
225 e1000e_set_link_status(NetClientState *nc)
226 {
227     E1000EState *s = qemu_get_nic_opaque(nc);
228     e1000e_core_set_link_status(&s->core);
229 }
230 
231 static NetClientInfo net_e1000e_info = {
232     .type = NET_CLIENT_DRIVER_NIC,
233     .size = sizeof(NICState),
234     .can_receive = e1000e_nc_can_receive,
235     .receive = e1000e_nc_receive,
236     .receive_iov = e1000e_nc_receive_iov,
237     .link_status_changed = e1000e_set_link_status,
238 };
239 
240 /*
241 * EEPROM (NVM) contents documented in Table 36, section 6.1
242 * and generally 6.1.2 Software accessed words.
243 */
244 static const uint16_t e1000e_eeprom_template[64] = {
245   /*        Address        |    Compat.    | ImVer |   Compat.     */
246     0x0000, 0x0000, 0x0000, 0x0420, 0xf746, 0x2010, 0xffff, 0xffff,
247   /*      PBA      |ICtrl1 | SSID  | SVID  | DevID |-------|ICtrl2 */
248     0x0000, 0x0000, 0x026b, 0x0000, 0x8086, 0x0000, 0x0000, 0x8058,
249   /*    NVM words 1,2,3    |-------------------------------|PCI-EID*/
250     0x0000, 0x2001, 0x7e7c, 0xffff, 0x1000, 0x00c8, 0x0000, 0x2704,
251   /* PCIe Init. Conf 1,2,3 |PCICtrl|PHY|LD1|-------| RevID | LD0,2 */
252     0x6cc9, 0x3150, 0x070e, 0x460b, 0x2d84, 0x0100, 0xf000, 0x0706,
253   /* FLPAR |FLANADD|LAN-PWR|FlVndr |ICtrl3 |APTSMBA|APTRxEP|APTSMBC*/
254     0x6000, 0x0080, 0x0f04, 0x7fff, 0x4f01, 0xc600, 0x0000, 0x20ff,
255   /* APTIF | APTMC |APTuCP |LSWFWID|MSWFWID|NC-SIMC|NC-SIC | VPDP  */
256     0x0028, 0x0003, 0x0000, 0x0000, 0x0000, 0x0003, 0x0000, 0xffff,
257   /*                            SW Section                         */
258     0x0100, 0xc000, 0x121c, 0xc007, 0xffff, 0xffff, 0xffff, 0xffff,
259   /*                      SW Section                       |CHKSUM */
260     0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0x0120, 0xffff, 0x0000,
261 };
262 
263 static void e1000e_core_realize(E1000EState *s)
264 {
265     s->core.owner = &s->parent_obj;
266     s->core.owner_nic = s->nic;
267 }
268 
269 static void
270 e1000e_unuse_msix_vectors(E1000EState *s, int num_vectors)
271 {
272     int i;
273     for (i = 0; i < num_vectors; i++) {
274         msix_vector_unuse(PCI_DEVICE(s), i);
275     }
276 }
277 
278 static bool
279 e1000e_use_msix_vectors(E1000EState *s, int num_vectors)
280 {
281     int i;
282     for (i = 0; i < num_vectors; i++) {
283         int res = msix_vector_use(PCI_DEVICE(s), i);
284         if (res < 0) {
285             trace_e1000e_msix_use_vector_fail(i, res);
286             e1000e_unuse_msix_vectors(s, i);
287             return false;
288         }
289     }
290     return true;
291 }
292 
293 static void
294 e1000e_init_msix(E1000EState *s)
295 {
296     PCIDevice *d = PCI_DEVICE(s);
297     int res = msix_init(PCI_DEVICE(s), E1000E_MSIX_VEC_NUM,
298                         &s->msix,
299                         E1000E_MSIX_IDX, E1000E_MSIX_TABLE,
300                         &s->msix,
301                         E1000E_MSIX_IDX, E1000E_MSIX_PBA,
302                         0xA0, NULL);
303 
304     if (res < 0) {
305         trace_e1000e_msix_init_fail(res);
306     } else {
307         if (!e1000e_use_msix_vectors(s, E1000E_MSIX_VEC_NUM)) {
308             msix_uninit(d, &s->msix, &s->msix);
309         }
310     }
311 }
312 
313 static void
314 e1000e_cleanup_msix(E1000EState *s)
315 {
316     if (msix_present(PCI_DEVICE(s))) {
317         e1000e_unuse_msix_vectors(s, E1000E_MSIX_VEC_NUM);
318         msix_uninit(PCI_DEVICE(s), &s->msix, &s->msix);
319     }
320 }
321 
322 static void
323 e1000e_init_net_peer(E1000EState *s, PCIDevice *pci_dev, uint8_t *macaddr)
324 {
325     DeviceState *dev = DEVICE(pci_dev);
326     NetClientState *nc;
327     int i;
328 
329     s->nic = qemu_new_nic(&net_e1000e_info, &s->conf,
330         object_get_typename(OBJECT(s)), dev->id, s);
331 
332     s->core.max_queue_num = s->conf.peers.queues ? s->conf.peers.queues - 1 : 0;
333 
334     trace_e1000e_mac_set_permanent(MAC_ARG(macaddr));
335     memcpy(s->core.permanent_mac, macaddr, sizeof(s->core.permanent_mac));
336 
337     qemu_format_nic_info_str(qemu_get_queue(s->nic), macaddr);
338 
339     /* Setup virtio headers */
340     if (s->disable_vnet) {
341         s->core.has_vnet = false;
342         trace_e1000e_cfg_support_virtio(false);
343         return;
344     } else {
345         s->core.has_vnet = true;
346     }
347 
348     for (i = 0; i < s->conf.peers.queues; i++) {
349         nc = qemu_get_subqueue(s->nic, i);
350         if (!nc->peer || !qemu_has_vnet_hdr(nc->peer)) {
351             s->core.has_vnet = false;
352             trace_e1000e_cfg_support_virtio(false);
353             return;
354         }
355     }
356 
357     trace_e1000e_cfg_support_virtio(true);
358 
359     for (i = 0; i < s->conf.peers.queues; i++) {
360         nc = qemu_get_subqueue(s->nic, i);
361         qemu_set_vnet_hdr_len(nc->peer, sizeof(struct virtio_net_hdr));
362         qemu_using_vnet_hdr(nc->peer, true);
363     }
364 }
365 
366 static inline uint64_t
367 e1000e_gen_dsn(uint8_t *mac)
368 {
369     return (uint64_t)(mac[5])        |
370            (uint64_t)(mac[4])  << 8  |
371            (uint64_t)(mac[3])  << 16 |
372            (uint64_t)(0x00FF)  << 24 |
373            (uint64_t)(0x00FF)  << 32 |
374            (uint64_t)(mac[2])  << 40 |
375            (uint64_t)(mac[1])  << 48 |
376            (uint64_t)(mac[0])  << 56;
377 }
378 
379 static int
380 e1000e_add_pm_capability(PCIDevice *pdev, uint8_t offset, uint16_t pmc)
381 {
382     Error *local_err = NULL;
383     int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset,
384                                  PCI_PM_SIZEOF, &local_err);
385 
386     if (local_err) {
387         error_report_err(local_err);
388         return ret;
389     }
390 
391     pci_set_word(pdev->config + offset + PCI_PM_PMC,
392                  PCI_PM_CAP_VER_1_1 |
393                  pmc);
394 
395     pci_set_word(pdev->wmask + offset + PCI_PM_CTRL,
396                  PCI_PM_CTRL_STATE_MASK |
397                  PCI_PM_CTRL_PME_ENABLE |
398                  PCI_PM_CTRL_DATA_SEL_MASK);
399 
400     pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL,
401                  PCI_PM_CTRL_PME_STATUS);
402 
403     return ret;
404 }
405 
406 static void e1000e_write_config(PCIDevice *pci_dev, uint32_t address,
407                                 uint32_t val, int len)
408 {
409     E1000EState *s = E1000E(pci_dev);
410 
411     pci_default_write_config(pci_dev, address, val, len);
412 
413     if (range_covers_byte(address, len, PCI_COMMAND) &&
414         (pci_dev->config[PCI_COMMAND] & PCI_COMMAND_MASTER)) {
415         e1000e_start_recv(&s->core);
416     }
417 }
418 
419 static void e1000e_pci_realize(PCIDevice *pci_dev, Error **errp)
420 {
421     static const uint16_t e1000e_pmrb_offset = 0x0C8;
422     static const uint16_t e1000e_pcie_offset = 0x0E0;
423     static const uint16_t e1000e_aer_offset =  0x100;
424     static const uint16_t e1000e_dsn_offset =  0x140;
425     E1000EState *s = E1000E(pci_dev);
426     uint8_t *macaddr;
427     int ret;
428 
429     trace_e1000e_cb_pci_realize();
430 
431     pci_dev->config_write = e1000e_write_config;
432 
433     pci_dev->config[PCI_CACHE_LINE_SIZE] = 0x10;
434     pci_dev->config[PCI_INTERRUPT_PIN] = 1;
435 
436     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_VENDOR_ID, s->subsys_ven);
437     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_ID, s->subsys);
438 
439     s->subsys_ven_used = s->subsys_ven;
440     s->subsys_used = s->subsys;
441 
442     /* Define IO/MMIO regions */
443     memory_region_init_io(&s->mmio, OBJECT(s), &mmio_ops, s,
444                           "e1000e-mmio", E1000E_MMIO_SIZE);
445     pci_register_bar(pci_dev, E1000E_MMIO_IDX,
446                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
447 
448     /*
449      * We provide a dummy implementation for the flash BAR
450      * for drivers that may theoretically probe for its presence.
451      */
452     memory_region_init(&s->flash, OBJECT(s),
453                        "e1000e-flash", E1000E_FLASH_SIZE);
454     pci_register_bar(pci_dev, E1000E_FLASH_IDX,
455                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->flash);
456 
457     memory_region_init_io(&s->io, OBJECT(s), &io_ops, s,
458                           "e1000e-io", E1000E_IO_SIZE);
459     pci_register_bar(pci_dev, E1000E_IO_IDX,
460                      PCI_BASE_ADDRESS_SPACE_IO, &s->io);
461 
462     memory_region_init(&s->msix, OBJECT(s), "e1000e-msix",
463                        E1000E_MSIX_SIZE);
464     pci_register_bar(pci_dev, E1000E_MSIX_IDX,
465                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->msix);
466 
467     /* Create networking backend */
468     qemu_macaddr_default_if_unset(&s->conf.macaddr);
469     macaddr = s->conf.macaddr.a;
470 
471     e1000e_init_msix(s);
472 
473     if (pcie_endpoint_cap_v1_init(pci_dev, e1000e_pcie_offset) < 0) {
474         hw_error("Failed to initialize PCIe capability");
475     }
476 
477     ret = msi_init(PCI_DEVICE(s), 0xD0, 1, true, false, NULL);
478     if (ret) {
479         trace_e1000e_msi_init_fail(ret);
480     }
481 
482     if (e1000e_add_pm_capability(pci_dev, e1000e_pmrb_offset,
483                                   PCI_PM_CAP_DSI) < 0) {
484         hw_error("Failed to initialize PM capability");
485     }
486 
487     if (pcie_aer_init(pci_dev, PCI_ERR_VER, e1000e_aer_offset,
488                       PCI_ERR_SIZEOF, NULL) < 0) {
489         hw_error("Failed to initialize AER capability");
490     }
491 
492     pcie_dev_ser_num_init(pci_dev, e1000e_dsn_offset,
493                           e1000e_gen_dsn(macaddr));
494 
495     e1000e_init_net_peer(s, pci_dev, macaddr);
496 
497     /* Initialize core */
498     e1000e_core_realize(s);
499 
500     e1000e_core_pci_realize(&s->core,
501                             e1000e_eeprom_template,
502                             sizeof(e1000e_eeprom_template),
503                             macaddr);
504 }
505 
506 static void e1000e_pci_uninit(PCIDevice *pci_dev)
507 {
508     E1000EState *s = E1000E(pci_dev);
509 
510     trace_e1000e_cb_pci_uninit();
511 
512     e1000e_core_pci_uninit(&s->core);
513 
514     pcie_aer_exit(pci_dev);
515     pcie_cap_exit(pci_dev);
516 
517     qemu_del_nic(s->nic);
518 
519     e1000e_cleanup_msix(s);
520     msi_uninit(pci_dev);
521 }
522 
523 static void e1000e_qdev_reset(DeviceState *dev)
524 {
525     E1000EState *s = E1000E(dev);
526 
527     trace_e1000e_cb_qdev_reset();
528 
529     e1000e_core_reset(&s->core);
530 }
531 
532 static int e1000e_pre_save(void *opaque)
533 {
534     E1000EState *s = opaque;
535 
536     trace_e1000e_cb_pre_save();
537 
538     e1000e_core_pre_save(&s->core);
539 
540     return 0;
541 }
542 
543 static int e1000e_post_load(void *opaque, int version_id)
544 {
545     E1000EState *s = opaque;
546 
547     trace_e1000e_cb_post_load();
548 
549     if ((s->subsys != s->subsys_used) ||
550         (s->subsys_ven != s->subsys_ven_used)) {
551         fprintf(stderr,
552             "ERROR: Cannot migrate while device properties "
553             "(subsys/subsys_ven) differ");
554         return -1;
555     }
556 
557     return e1000e_core_post_load(&s->core);
558 }
559 
560 static const VMStateDescription e1000e_vmstate_tx = {
561     .name = "e1000e-tx",
562     .version_id = 1,
563     .minimum_version_id = 1,
564     .fields = (VMStateField[]) {
565         VMSTATE_UINT8(sum_needed, struct e1000e_tx),
566         VMSTATE_UINT8(props.ipcss, struct e1000e_tx),
567         VMSTATE_UINT8(props.ipcso, struct e1000e_tx),
568         VMSTATE_UINT16(props.ipcse, struct e1000e_tx),
569         VMSTATE_UINT8(props.tucss, struct e1000e_tx),
570         VMSTATE_UINT8(props.tucso, struct e1000e_tx),
571         VMSTATE_UINT16(props.tucse, struct e1000e_tx),
572         VMSTATE_UINT8(props.hdr_len, struct e1000e_tx),
573         VMSTATE_UINT16(props.mss, struct e1000e_tx),
574         VMSTATE_UINT32(props.paylen, struct e1000e_tx),
575         VMSTATE_INT8(props.ip, struct e1000e_tx),
576         VMSTATE_INT8(props.tcp, struct e1000e_tx),
577         VMSTATE_BOOL(props.tse, struct e1000e_tx),
578         VMSTATE_BOOL(cptse, struct e1000e_tx),
579         VMSTATE_BOOL(skip_cp, struct e1000e_tx),
580         VMSTATE_END_OF_LIST()
581     }
582 };
583 
584 static const VMStateDescription e1000e_vmstate_intr_timer = {
585     .name = "e1000e-intr-timer",
586     .version_id = 1,
587     .minimum_version_id = 1,
588     .fields = (VMStateField[]) {
589         VMSTATE_TIMER_PTR(timer, E1000IntrDelayTimer),
590         VMSTATE_BOOL(running, E1000IntrDelayTimer),
591         VMSTATE_END_OF_LIST()
592     }
593 };
594 
595 #define VMSTATE_E1000E_INTR_DELAY_TIMER(_f, _s)                     \
596     VMSTATE_STRUCT(_f, _s, 0,                                       \
597                    e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
598 
599 #define VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(_f, _s, _num)         \
600     VMSTATE_STRUCT_ARRAY(_f, _s, _num, 0,                           \
601                          e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
602 
603 static const VMStateDescription e1000e_vmstate = {
604     .name = "e1000e",
605     .version_id = 1,
606     .minimum_version_id = 1,
607     .pre_save = e1000e_pre_save,
608     .post_load = e1000e_post_load,
609     .fields = (VMStateField[]) {
610         VMSTATE_PCI_DEVICE(parent_obj, E1000EState),
611         VMSTATE_MSIX(parent_obj, E1000EState),
612 
613         VMSTATE_UINT32(ioaddr, E1000EState),
614         VMSTATE_UINT32(core.rxbuf_min_shift, E1000EState),
615         VMSTATE_UINT8(core.rx_desc_len, E1000EState),
616         VMSTATE_UINT32_ARRAY(core.rxbuf_sizes, E1000EState,
617                              E1000_PSRCTL_BUFFS_PER_DESC),
618         VMSTATE_UINT32(core.rx_desc_buf_size, E1000EState),
619         VMSTATE_UINT16_ARRAY(core.eeprom, E1000EState, E1000E_EEPROM_SIZE),
620         VMSTATE_UINT16_2DARRAY(core.phy, E1000EState,
621                                E1000E_PHY_PAGES, E1000E_PHY_PAGE_SIZE),
622         VMSTATE_UINT32_ARRAY(core.mac, E1000EState, E1000E_MAC_SIZE),
623         VMSTATE_UINT8_ARRAY(core.permanent_mac, E1000EState, ETH_ALEN),
624 
625         VMSTATE_UINT32(core.delayed_causes, E1000EState),
626 
627         VMSTATE_UINT16(subsys, E1000EState),
628         VMSTATE_UINT16(subsys_ven, E1000EState),
629 
630         VMSTATE_E1000E_INTR_DELAY_TIMER(core.rdtr, E1000EState),
631         VMSTATE_E1000E_INTR_DELAY_TIMER(core.radv, E1000EState),
632         VMSTATE_E1000E_INTR_DELAY_TIMER(core.raid, E1000EState),
633         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tadv, E1000EState),
634         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tidv, E1000EState),
635 
636         VMSTATE_E1000E_INTR_DELAY_TIMER(core.itr, E1000EState),
637         VMSTATE_BOOL(core.itr_intr_pending, E1000EState),
638 
639         VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(core.eitr, E1000EState,
640                                               E1000E_MSIX_VEC_NUM),
641         VMSTATE_BOOL_ARRAY(core.eitr_intr_pending, E1000EState,
642                            E1000E_MSIX_VEC_NUM),
643 
644         VMSTATE_UINT32(core.itr_guest_value, E1000EState),
645         VMSTATE_UINT32_ARRAY(core.eitr_guest_value, E1000EState,
646                              E1000E_MSIX_VEC_NUM),
647 
648         VMSTATE_UINT16(core.vet, E1000EState),
649 
650         VMSTATE_STRUCT_ARRAY(core.tx, E1000EState, E1000E_NUM_QUEUES, 0,
651                              e1000e_vmstate_tx, struct e1000e_tx),
652         VMSTATE_END_OF_LIST()
653     }
654 };
655 
656 static PropertyInfo e1000e_prop_disable_vnet,
657                     e1000e_prop_subsys_ven,
658                     e1000e_prop_subsys;
659 
660 static Property e1000e_properties[] = {
661     DEFINE_NIC_PROPERTIES(E1000EState, conf),
662     DEFINE_PROP_SIGNED("disable_vnet_hdr", E1000EState, disable_vnet, false,
663                         e1000e_prop_disable_vnet, bool),
664     DEFINE_PROP_SIGNED("subsys_ven", E1000EState, subsys_ven,
665                         PCI_VENDOR_ID_INTEL,
666                         e1000e_prop_subsys_ven, uint16_t),
667     DEFINE_PROP_SIGNED("subsys", E1000EState, subsys, 0,
668                         e1000e_prop_subsys, uint16_t),
669     DEFINE_PROP_END_OF_LIST(),
670 };
671 
672 static void e1000e_class_init(ObjectClass *class, void *data)
673 {
674     DeviceClass *dc = DEVICE_CLASS(class);
675     PCIDeviceClass *c = PCI_DEVICE_CLASS(class);
676 
677     c->realize = e1000e_pci_realize;
678     c->exit = e1000e_pci_uninit;
679     c->vendor_id = PCI_VENDOR_ID_INTEL;
680     c->device_id = E1000_DEV_ID_82574L;
681     c->revision = 0;
682     c->romfile = "efi-e1000e.rom";
683     c->class_id = PCI_CLASS_NETWORK_ETHERNET;
684 
685     dc->desc = "Intel 82574L GbE Controller";
686     dc->reset = e1000e_qdev_reset;
687     dc->vmsd = &e1000e_vmstate;
688 
689     e1000e_prop_disable_vnet = qdev_prop_uint8;
690     e1000e_prop_disable_vnet.description = "Do not use virtio headers, "
691                                            "perform SW offloads emulation "
692                                            "instead";
693 
694     e1000e_prop_subsys_ven = qdev_prop_uint16;
695     e1000e_prop_subsys_ven.description = "PCI device Subsystem Vendor ID";
696 
697     e1000e_prop_subsys = qdev_prop_uint16;
698     e1000e_prop_subsys.description = "PCI device Subsystem ID";
699 
700     device_class_set_props(dc, e1000e_properties);
701     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
702 }
703 
704 static void e1000e_instance_init(Object *obj)
705 {
706     E1000EState *s = E1000E(obj);
707     device_add_bootindex_property(obj, &s->conf.bootindex,
708                                   "bootindex", "/ethernet-phy@0",
709                                   DEVICE(obj));
710 }
711 
712 static const TypeInfo e1000e_info = {
713     .name = TYPE_E1000E,
714     .parent = TYPE_PCI_DEVICE,
715     .instance_size = sizeof(E1000EState),
716     .class_init = e1000e_class_init,
717     .instance_init = e1000e_instance_init,
718     .interfaces = (InterfaceInfo[]) {
719         { INTERFACE_PCIE_DEVICE },
720         { }
721     },
722 };
723 
724 static void e1000e_register_types(void)
725 {
726     type_register_static(&e1000e_info);
727 }
728 
729 type_init(e1000e_register_types)
730