xref: /openbmc/qemu/hw/net/e1000e.c (revision 65a117da)
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 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 
57 #define TYPE_E1000E "e1000e"
58 #define E1000E(obj) OBJECT_CHECK(E1000EState, (obj), TYPE_E1000E)
59 
60 typedef struct E1000EState {
61     PCIDevice parent_obj;
62     NICState *nic;
63     NICConf conf;
64 
65     MemoryRegion mmio;
66     MemoryRegion flash;
67     MemoryRegion io;
68     MemoryRegion msix;
69 
70     uint32_t ioaddr;
71 
72     uint16_t subsys_ven;
73     uint16_t subsys;
74 
75     uint16_t subsys_ven_used;
76     uint16_t subsys_used;
77 
78     bool disable_vnet;
79 
80     E1000ECore core;
81 
82 } E1000EState;
83 
84 #define E1000E_MMIO_IDX     0
85 #define E1000E_FLASH_IDX    1
86 #define E1000E_IO_IDX       2
87 #define E1000E_MSIX_IDX     3
88 
89 #define E1000E_MMIO_SIZE    (128 * KiB)
90 #define E1000E_FLASH_SIZE   (128 * KiB)
91 #define E1000E_IO_SIZE      (32)
92 #define E1000E_MSIX_SIZE    (16 * KiB)
93 
94 #define E1000E_MSIX_TABLE   (0x0000)
95 #define E1000E_MSIX_PBA     (0x2000)
96 
97 static uint64_t
98 e1000e_mmio_read(void *opaque, hwaddr addr, unsigned size)
99 {
100     E1000EState *s = opaque;
101     return e1000e_core_read(&s->core, addr, size);
102 }
103 
104 static void
105 e1000e_mmio_write(void *opaque, hwaddr addr,
106                    uint64_t val, unsigned size)
107 {
108     E1000EState *s = opaque;
109     e1000e_core_write(&s->core, addr, val, size);
110 }
111 
112 static bool
113 e1000e_io_get_reg_index(E1000EState *s, uint32_t *idx)
114 {
115     if (s->ioaddr < 0x1FFFF) {
116         *idx = s->ioaddr;
117         return true;
118     }
119 
120     if (s->ioaddr < 0x7FFFF) {
121         trace_e1000e_wrn_io_addr_undefined(s->ioaddr);
122         return false;
123     }
124 
125     if (s->ioaddr < 0xFFFFF) {
126         trace_e1000e_wrn_io_addr_flash(s->ioaddr);
127         return false;
128     }
129 
130     trace_e1000e_wrn_io_addr_unknown(s->ioaddr);
131     return false;
132 }
133 
134 static uint64_t
135 e1000e_io_read(void *opaque, hwaddr addr, unsigned size)
136 {
137     E1000EState *s = opaque;
138     uint32_t idx = 0;
139     uint64_t val;
140 
141     switch (addr) {
142     case E1000_IOADDR:
143         trace_e1000e_io_read_addr(s->ioaddr);
144         return s->ioaddr;
145     case E1000_IODATA:
146         if (e1000e_io_get_reg_index(s, &idx)) {
147             val = e1000e_core_read(&s->core, idx, sizeof(val));
148             trace_e1000e_io_read_data(idx, val);
149             return val;
150         }
151         return 0;
152     default:
153         trace_e1000e_wrn_io_read_unknown(addr);
154         return 0;
155     }
156 }
157 
158 static void
159 e1000e_io_write(void *opaque, hwaddr addr,
160                 uint64_t val, unsigned size)
161 {
162     E1000EState *s = opaque;
163     uint32_t idx = 0;
164 
165     switch (addr) {
166     case E1000_IOADDR:
167         trace_e1000e_io_write_addr(val);
168         s->ioaddr = (uint32_t) val;
169         return;
170     case E1000_IODATA:
171         if (e1000e_io_get_reg_index(s, &idx)) {
172             trace_e1000e_io_write_data(idx, val);
173             e1000e_core_write(&s->core, idx, val, sizeof(val));
174         }
175         return;
176     default:
177         trace_e1000e_wrn_io_write_unknown(addr);
178         return;
179     }
180 }
181 
182 static const MemoryRegionOps mmio_ops = {
183     .read = e1000e_mmio_read,
184     .write = e1000e_mmio_write,
185     .endianness = DEVICE_LITTLE_ENDIAN,
186     .impl = {
187         .min_access_size = 4,
188         .max_access_size = 4,
189     },
190 };
191 
192 static const MemoryRegionOps io_ops = {
193     .read = e1000e_io_read,
194     .write = e1000e_io_write,
195     .endianness = DEVICE_LITTLE_ENDIAN,
196     .impl = {
197         .min_access_size = 4,
198         .max_access_size = 4,
199     },
200 };
201 
202 static bool
203 e1000e_nc_can_receive(NetClientState *nc)
204 {
205     E1000EState *s = qemu_get_nic_opaque(nc);
206     return e1000e_can_receive(&s->core);
207 }
208 
209 static ssize_t
210 e1000e_nc_receive_iov(NetClientState *nc, const struct iovec *iov, int iovcnt)
211 {
212     E1000EState *s = qemu_get_nic_opaque(nc);
213     return e1000e_receive_iov(&s->core, iov, iovcnt);
214 }
215 
216 static ssize_t
217 e1000e_nc_receive(NetClientState *nc, const uint8_t *buf, size_t size)
218 {
219     E1000EState *s = qemu_get_nic_opaque(nc);
220     return e1000e_receive(&s->core, buf, size);
221 }
222 
223 static void
224 e1000e_set_link_status(NetClientState *nc)
225 {
226     E1000EState *s = qemu_get_nic_opaque(nc);
227     e1000e_core_set_link_status(&s->core);
228 }
229 
230 static NetClientInfo net_e1000e_info = {
231     .type = NET_CLIENT_DRIVER_NIC,
232     .size = sizeof(NICState),
233     .can_receive = e1000e_nc_can_receive,
234     .receive = e1000e_nc_receive,
235     .receive_iov = e1000e_nc_receive_iov,
236     .link_status_changed = e1000e_set_link_status,
237 };
238 
239 /*
240 * EEPROM (NVM) contents documented in Table 36, section 6.1
241 * and generally 6.1.2 Software accessed words.
242 */
243 static const uint16_t e1000e_eeprom_template[64] = {
244   /*        Address        |    Compat.    | ImVer |   Compat.     */
245     0x0000, 0x0000, 0x0000, 0x0420, 0xf746, 0x2010, 0xffff, 0xffff,
246   /*      PBA      |ICtrl1 | SSID  | SVID  | DevID |-------|ICtrl2 */
247     0x0000, 0x0000, 0x026b, 0x0000, 0x8086, 0x0000, 0x0000, 0x8058,
248   /*    NVM words 1,2,3    |-------------------------------|PCI-EID*/
249     0x0000, 0x2001, 0x7e7c, 0xffff, 0x1000, 0x00c8, 0x0000, 0x2704,
250   /* PCIe Init. Conf 1,2,3 |PCICtrl|PHY|LD1|-------| RevID | LD0,2 */
251     0x6cc9, 0x3150, 0x070e, 0x460b, 0x2d84, 0x0100, 0xf000, 0x0706,
252   /* FLPAR |FLANADD|LAN-PWR|FlVndr |ICtrl3 |APTSMBA|APTRxEP|APTSMBC*/
253     0x6000, 0x0080, 0x0f04, 0x7fff, 0x4f01, 0xc600, 0x0000, 0x20ff,
254   /* APTIF | APTMC |APTuCP |LSWFWID|MSWFWID|NC-SIMC|NC-SIC | VPDP  */
255     0x0028, 0x0003, 0x0000, 0x0000, 0x0000, 0x0003, 0x0000, 0xffff,
256   /*                            SW Section                         */
257     0x0100, 0xc000, 0x121c, 0xc007, 0xffff, 0xffff, 0xffff, 0xffff,
258   /*                      SW Section                       |CHKSUM */
259     0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0x0120, 0xffff, 0x0000,
260 };
261 
262 static void e1000e_core_realize(E1000EState *s)
263 {
264     s->core.owner = &s->parent_obj;
265     s->core.owner_nic = s->nic;
266 }
267 
268 static void
269 e1000e_unuse_msix_vectors(E1000EState *s, int num_vectors)
270 {
271     int i;
272     for (i = 0; i < num_vectors; i++) {
273         msix_vector_unuse(PCI_DEVICE(s), i);
274     }
275 }
276 
277 static bool
278 e1000e_use_msix_vectors(E1000EState *s, int num_vectors)
279 {
280     int i;
281     for (i = 0; i < num_vectors; i++) {
282         int res = msix_vector_use(PCI_DEVICE(s), i);
283         if (res < 0) {
284             trace_e1000e_msix_use_vector_fail(i, res);
285             e1000e_unuse_msix_vectors(s, i);
286             return false;
287         }
288     }
289     return true;
290 }
291 
292 static void
293 e1000e_init_msix(E1000EState *s)
294 {
295     PCIDevice *d = PCI_DEVICE(s);
296     int res = msix_init(PCI_DEVICE(s), E1000E_MSIX_VEC_NUM,
297                         &s->msix,
298                         E1000E_MSIX_IDX, E1000E_MSIX_TABLE,
299                         &s->msix,
300                         E1000E_MSIX_IDX, E1000E_MSIX_PBA,
301                         0xA0, NULL);
302 
303     if (res < 0) {
304         trace_e1000e_msix_init_fail(res);
305     } else {
306         if (!e1000e_use_msix_vectors(s, E1000E_MSIX_VEC_NUM)) {
307             msix_uninit(d, &s->msix, &s->msix);
308         }
309     }
310 }
311 
312 static void
313 e1000e_cleanup_msix(E1000EState *s)
314 {
315     if (msix_present(PCI_DEVICE(s))) {
316         e1000e_unuse_msix_vectors(s, E1000E_MSIX_VEC_NUM);
317         msix_uninit(PCI_DEVICE(s), &s->msix, &s->msix);
318     }
319 }
320 
321 static void
322 e1000e_init_net_peer(E1000EState *s, PCIDevice *pci_dev, uint8_t *macaddr)
323 {
324     DeviceState *dev = DEVICE(pci_dev);
325     NetClientState *nc;
326     int i;
327 
328     s->nic = qemu_new_nic(&net_e1000e_info, &s->conf,
329         object_get_typename(OBJECT(s)), dev->id, s);
330 
331     s->core.max_queue_num = s->conf.peers.queues ? s->conf.peers.queues - 1 : 0;
332 
333     trace_e1000e_mac_set_permanent(MAC_ARG(macaddr));
334     memcpy(s->core.permanent_mac, macaddr, sizeof(s->core.permanent_mac));
335 
336     qemu_format_nic_info_str(qemu_get_queue(s->nic), macaddr);
337 
338     /* Setup virtio headers */
339     if (s->disable_vnet) {
340         s->core.has_vnet = false;
341         trace_e1000e_cfg_support_virtio(false);
342         return;
343     } else {
344         s->core.has_vnet = true;
345     }
346 
347     for (i = 0; i < s->conf.peers.queues; i++) {
348         nc = qemu_get_subqueue(s->nic, i);
349         if (!nc->peer || !qemu_has_vnet_hdr(nc->peer)) {
350             s->core.has_vnet = false;
351             trace_e1000e_cfg_support_virtio(false);
352             return;
353         }
354     }
355 
356     trace_e1000e_cfg_support_virtio(true);
357 
358     for (i = 0; i < s->conf.peers.queues; i++) {
359         nc = qemu_get_subqueue(s->nic, i);
360         qemu_set_vnet_hdr_len(nc->peer, sizeof(struct virtio_net_hdr));
361         qemu_using_vnet_hdr(nc->peer, true);
362     }
363 }
364 
365 static inline uint64_t
366 e1000e_gen_dsn(uint8_t *mac)
367 {
368     return (uint64_t)(mac[5])        |
369            (uint64_t)(mac[4])  << 8  |
370            (uint64_t)(mac[3])  << 16 |
371            (uint64_t)(0x00FF)  << 24 |
372            (uint64_t)(0x00FF)  << 32 |
373            (uint64_t)(mac[2])  << 40 |
374            (uint64_t)(mac[1])  << 48 |
375            (uint64_t)(mac[0])  << 56;
376 }
377 
378 static int
379 e1000e_add_pm_capability(PCIDevice *pdev, uint8_t offset, uint16_t pmc)
380 {
381     Error *local_err = NULL;
382     int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset,
383                                  PCI_PM_SIZEOF, &local_err);
384 
385     if (local_err) {
386         error_report_err(local_err);
387         return ret;
388     }
389 
390     pci_set_word(pdev->config + offset + PCI_PM_PMC,
391                  PCI_PM_CAP_VER_1_1 |
392                  pmc);
393 
394     pci_set_word(pdev->wmask + offset + PCI_PM_CTRL,
395                  PCI_PM_CTRL_STATE_MASK |
396                  PCI_PM_CTRL_PME_ENABLE |
397                  PCI_PM_CTRL_DATA_SEL_MASK);
398 
399     pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL,
400                  PCI_PM_CTRL_PME_STATUS);
401 
402     return ret;
403 }
404 
405 static void e1000e_write_config(PCIDevice *pci_dev, uint32_t address,
406                                 uint32_t val, int len)
407 {
408     E1000EState *s = E1000E(pci_dev);
409 
410     pci_default_write_config(pci_dev, address, val, len);
411 
412     if (range_covers_byte(address, len, PCI_COMMAND) &&
413         (pci_dev->config[PCI_COMMAND] & PCI_COMMAND_MASTER)) {
414         e1000e_start_recv(&s->core);
415     }
416 }
417 
418 static void e1000e_pci_realize(PCIDevice *pci_dev, Error **errp)
419 {
420     static const uint16_t e1000e_pmrb_offset = 0x0C8;
421     static const uint16_t e1000e_pcie_offset = 0x0E0;
422     static const uint16_t e1000e_aer_offset =  0x100;
423     static const uint16_t e1000e_dsn_offset =  0x140;
424     E1000EState *s = E1000E(pci_dev);
425     uint8_t *macaddr;
426     int ret;
427 
428     trace_e1000e_cb_pci_realize();
429 
430     pci_dev->config_write = e1000e_write_config;
431 
432     pci_dev->config[PCI_CACHE_LINE_SIZE] = 0x10;
433     pci_dev->config[PCI_INTERRUPT_PIN] = 1;
434 
435     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_VENDOR_ID, s->subsys_ven);
436     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_ID, s->subsys);
437 
438     s->subsys_ven_used = s->subsys_ven;
439     s->subsys_used = s->subsys;
440 
441     /* Define IO/MMIO regions */
442     memory_region_init_io(&s->mmio, OBJECT(s), &mmio_ops, s,
443                           "e1000e-mmio", E1000E_MMIO_SIZE);
444     pci_register_bar(pci_dev, E1000E_MMIO_IDX,
445                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
446 
447     /*
448      * We provide a dummy implementation for the flash BAR
449      * for drivers that may theoretically probe for its presence.
450      */
451     memory_region_init(&s->flash, OBJECT(s),
452                        "e1000e-flash", E1000E_FLASH_SIZE);
453     pci_register_bar(pci_dev, E1000E_FLASH_IDX,
454                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->flash);
455 
456     memory_region_init_io(&s->io, OBJECT(s), &io_ops, s,
457                           "e1000e-io", E1000E_IO_SIZE);
458     pci_register_bar(pci_dev, E1000E_IO_IDX,
459                      PCI_BASE_ADDRESS_SPACE_IO, &s->io);
460 
461     memory_region_init(&s->msix, OBJECT(s), "e1000e-msix",
462                        E1000E_MSIX_SIZE);
463     pci_register_bar(pci_dev, E1000E_MSIX_IDX,
464                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->msix);
465 
466     /* Create networking backend */
467     qemu_macaddr_default_if_unset(&s->conf.macaddr);
468     macaddr = s->conf.macaddr.a;
469 
470     e1000e_init_msix(s);
471 
472     if (pcie_endpoint_cap_v1_init(pci_dev, e1000e_pcie_offset) < 0) {
473         hw_error("Failed to initialize PCIe capability");
474     }
475 
476     ret = msi_init(PCI_DEVICE(s), 0xD0, 1, true, false, NULL);
477     if (ret) {
478         trace_e1000e_msi_init_fail(ret);
479     }
480 
481     if (e1000e_add_pm_capability(pci_dev, e1000e_pmrb_offset,
482                                   PCI_PM_CAP_DSI) < 0) {
483         hw_error("Failed to initialize PM capability");
484     }
485 
486     if (pcie_aer_init(pci_dev, PCI_ERR_VER, e1000e_aer_offset,
487                       PCI_ERR_SIZEOF, NULL) < 0) {
488         hw_error("Failed to initialize AER capability");
489     }
490 
491     pcie_dev_ser_num_init(pci_dev, e1000e_dsn_offset,
492                           e1000e_gen_dsn(macaddr));
493 
494     e1000e_init_net_peer(s, pci_dev, macaddr);
495 
496     /* Initialize core */
497     e1000e_core_realize(s);
498 
499     e1000e_core_pci_realize(&s->core,
500                             e1000e_eeprom_template,
501                             sizeof(e1000e_eeprom_template),
502                             macaddr);
503 }
504 
505 static void e1000e_pci_uninit(PCIDevice *pci_dev)
506 {
507     E1000EState *s = E1000E(pci_dev);
508 
509     trace_e1000e_cb_pci_uninit();
510 
511     e1000e_core_pci_uninit(&s->core);
512 
513     pcie_aer_exit(pci_dev);
514     pcie_cap_exit(pci_dev);
515 
516     qemu_del_nic(s->nic);
517 
518     e1000e_cleanup_msix(s);
519     msi_uninit(pci_dev);
520 }
521 
522 static void e1000e_qdev_reset(DeviceState *dev)
523 {
524     E1000EState *s = E1000E(dev);
525 
526     trace_e1000e_cb_qdev_reset();
527 
528     e1000e_core_reset(&s->core);
529 }
530 
531 static int e1000e_pre_save(void *opaque)
532 {
533     E1000EState *s = opaque;
534 
535     trace_e1000e_cb_pre_save();
536 
537     e1000e_core_pre_save(&s->core);
538 
539     return 0;
540 }
541 
542 static int e1000e_post_load(void *opaque, int version_id)
543 {
544     E1000EState *s = opaque;
545 
546     trace_e1000e_cb_post_load();
547 
548     if ((s->subsys != s->subsys_used) ||
549         (s->subsys_ven != s->subsys_ven_used)) {
550         fprintf(stderr,
551             "ERROR: Cannot migrate while device properties "
552             "(subsys/subsys_ven) differ");
553         return -1;
554     }
555 
556     return e1000e_core_post_load(&s->core);
557 }
558 
559 static const VMStateDescription e1000e_vmstate_tx = {
560     .name = "e1000e-tx",
561     .version_id = 1,
562     .minimum_version_id = 1,
563     .fields = (VMStateField[]) {
564         VMSTATE_UINT8(sum_needed, struct e1000e_tx),
565         VMSTATE_UINT8(props.ipcss, struct e1000e_tx),
566         VMSTATE_UINT8(props.ipcso, struct e1000e_tx),
567         VMSTATE_UINT16(props.ipcse, struct e1000e_tx),
568         VMSTATE_UINT8(props.tucss, struct e1000e_tx),
569         VMSTATE_UINT8(props.tucso, struct e1000e_tx),
570         VMSTATE_UINT16(props.tucse, struct e1000e_tx),
571         VMSTATE_UINT8(props.hdr_len, struct e1000e_tx),
572         VMSTATE_UINT16(props.mss, struct e1000e_tx),
573         VMSTATE_UINT32(props.paylen, struct e1000e_tx),
574         VMSTATE_INT8(props.ip, struct e1000e_tx),
575         VMSTATE_INT8(props.tcp, struct e1000e_tx),
576         VMSTATE_BOOL(props.tse, struct e1000e_tx),
577         VMSTATE_BOOL(cptse, struct e1000e_tx),
578         VMSTATE_BOOL(skip_cp, struct e1000e_tx),
579         VMSTATE_END_OF_LIST()
580     }
581 };
582 
583 static const VMStateDescription e1000e_vmstate_intr_timer = {
584     .name = "e1000e-intr-timer",
585     .version_id = 1,
586     .minimum_version_id = 1,
587     .fields = (VMStateField[]) {
588         VMSTATE_TIMER_PTR(timer, E1000IntrDelayTimer),
589         VMSTATE_BOOL(running, E1000IntrDelayTimer),
590         VMSTATE_END_OF_LIST()
591     }
592 };
593 
594 #define VMSTATE_E1000E_INTR_DELAY_TIMER(_f, _s)                     \
595     VMSTATE_STRUCT(_f, _s, 0,                                       \
596                    e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
597 
598 #define VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(_f, _s, _num)         \
599     VMSTATE_STRUCT_ARRAY(_f, _s, _num, 0,                           \
600                          e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
601 
602 static const VMStateDescription e1000e_vmstate = {
603     .name = "e1000e",
604     .version_id = 1,
605     .minimum_version_id = 1,
606     .pre_save = e1000e_pre_save,
607     .post_load = e1000e_post_load,
608     .fields = (VMStateField[]) {
609         VMSTATE_PCI_DEVICE(parent_obj, E1000EState),
610         VMSTATE_MSIX(parent_obj, E1000EState),
611 
612         VMSTATE_UINT32(ioaddr, E1000EState),
613         VMSTATE_UINT32(core.rxbuf_min_shift, E1000EState),
614         VMSTATE_UINT8(core.rx_desc_len, E1000EState),
615         VMSTATE_UINT32_ARRAY(core.rxbuf_sizes, E1000EState,
616                              E1000_PSRCTL_BUFFS_PER_DESC),
617         VMSTATE_UINT32(core.rx_desc_buf_size, E1000EState),
618         VMSTATE_UINT16_ARRAY(core.eeprom, E1000EState, E1000E_EEPROM_SIZE),
619         VMSTATE_UINT16_2DARRAY(core.phy, E1000EState,
620                                E1000E_PHY_PAGES, E1000E_PHY_PAGE_SIZE),
621         VMSTATE_UINT32_ARRAY(core.mac, E1000EState, E1000E_MAC_SIZE),
622         VMSTATE_UINT8_ARRAY(core.permanent_mac, E1000EState, ETH_ALEN),
623 
624         VMSTATE_UINT32(core.delayed_causes, E1000EState),
625 
626         VMSTATE_UINT16(subsys, E1000EState),
627         VMSTATE_UINT16(subsys_ven, E1000EState),
628 
629         VMSTATE_E1000E_INTR_DELAY_TIMER(core.rdtr, E1000EState),
630         VMSTATE_E1000E_INTR_DELAY_TIMER(core.radv, E1000EState),
631         VMSTATE_E1000E_INTR_DELAY_TIMER(core.raid, E1000EState),
632         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tadv, E1000EState),
633         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tidv, E1000EState),
634 
635         VMSTATE_E1000E_INTR_DELAY_TIMER(core.itr, E1000EState),
636         VMSTATE_BOOL(core.itr_intr_pending, E1000EState),
637 
638         VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(core.eitr, E1000EState,
639                                               E1000E_MSIX_VEC_NUM),
640         VMSTATE_BOOL_ARRAY(core.eitr_intr_pending, E1000EState,
641                            E1000E_MSIX_VEC_NUM),
642 
643         VMSTATE_UINT32(core.itr_guest_value, E1000EState),
644         VMSTATE_UINT32_ARRAY(core.eitr_guest_value, E1000EState,
645                              E1000E_MSIX_VEC_NUM),
646 
647         VMSTATE_UINT16(core.vet, E1000EState),
648 
649         VMSTATE_STRUCT_ARRAY(core.tx, E1000EState, E1000E_NUM_QUEUES, 0,
650                              e1000e_vmstate_tx, struct e1000e_tx),
651         VMSTATE_END_OF_LIST()
652     }
653 };
654 
655 static PropertyInfo e1000e_prop_disable_vnet,
656                     e1000e_prop_subsys_ven,
657                     e1000e_prop_subsys;
658 
659 static Property e1000e_properties[] = {
660     DEFINE_NIC_PROPERTIES(E1000EState, conf),
661     DEFINE_PROP_SIGNED("disable_vnet_hdr", E1000EState, disable_vnet, false,
662                         e1000e_prop_disable_vnet, bool),
663     DEFINE_PROP_SIGNED("subsys_ven", E1000EState, subsys_ven,
664                         PCI_VENDOR_ID_INTEL,
665                         e1000e_prop_subsys_ven, uint16_t),
666     DEFINE_PROP_SIGNED("subsys", E1000EState, subsys, 0,
667                         e1000e_prop_subsys, uint16_t),
668     DEFINE_PROP_END_OF_LIST(),
669 };
670 
671 static void e1000e_class_init(ObjectClass *class, void *data)
672 {
673     DeviceClass *dc = DEVICE_CLASS(class);
674     PCIDeviceClass *c = PCI_DEVICE_CLASS(class);
675 
676     c->realize = e1000e_pci_realize;
677     c->exit = e1000e_pci_uninit;
678     c->vendor_id = PCI_VENDOR_ID_INTEL;
679     c->device_id = E1000_DEV_ID_82574L;
680     c->revision = 0;
681     c->romfile = "efi-e1000e.rom";
682     c->class_id = PCI_CLASS_NETWORK_ETHERNET;
683 
684     dc->desc = "Intel 82574L GbE Controller";
685     dc->reset = e1000e_qdev_reset;
686     dc->vmsd = &e1000e_vmstate;
687 
688     e1000e_prop_disable_vnet = qdev_prop_uint8;
689     e1000e_prop_disable_vnet.description = "Do not use virtio headers, "
690                                            "perform SW offloads emulation "
691                                            "instead";
692 
693     e1000e_prop_subsys_ven = qdev_prop_uint16;
694     e1000e_prop_subsys_ven.description = "PCI device Subsystem Vendor ID";
695 
696     e1000e_prop_subsys = qdev_prop_uint16;
697     e1000e_prop_subsys.description = "PCI device Subsystem ID";
698 
699     device_class_set_props(dc, e1000e_properties);
700     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
701 }
702 
703 static void e1000e_instance_init(Object *obj)
704 {
705     E1000EState *s = E1000E(obj);
706     device_add_bootindex_property(obj, &s->conf.bootindex,
707                                   "bootindex", "/ethernet-phy@0",
708                                   DEVICE(obj));
709 }
710 
711 static const TypeInfo e1000e_info = {
712     .name = TYPE_E1000E,
713     .parent = TYPE_PCI_DEVICE,
714     .instance_size = sizeof(E1000EState),
715     .class_init = e1000e_class_init,
716     .instance_init = e1000e_instance_init,
717     .interfaces = (InterfaceInfo[]) {
718         { INTERFACE_PCIE_DEVICE },
719         { }
720     },
721 };
722 
723 static void e1000e_register_types(void)
724 {
725     type_register_static(&e1000e_info);
726 }
727 
728 type_init(e1000e_register_types)
729