xref: /openbmc/qemu/hw/net/e1000e.c (revision c39f95dc)
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 "net/net.h"
38 #include "net/tap.h"
39 #include "qemu/range.h"
40 #include "sysemu/sysemu.h"
41 #include "hw/pci/msi.h"
42 #include "hw/pci/msix.h"
43 
44 #include "hw/net/e1000_regs.h"
45 
46 #include "e1000x_common.h"
47 #include "e1000e_core.h"
48 
49 #include "trace.h"
50 #include "qapi/error.h"
51 
52 #define TYPE_E1000E "e1000e"
53 #define E1000E(obj) OBJECT_CHECK(E1000EState, (obj), TYPE_E1000E)
54 
55 typedef struct E1000EState {
56     PCIDevice parent_obj;
57     NICState *nic;
58     NICConf conf;
59 
60     MemoryRegion mmio;
61     MemoryRegion flash;
62     MemoryRegion io;
63     MemoryRegion msix;
64 
65     uint32_t ioaddr;
66 
67     uint16_t subsys_ven;
68     uint16_t subsys;
69 
70     uint16_t subsys_ven_used;
71     uint16_t subsys_used;
72 
73     bool disable_vnet;
74 
75     E1000ECore core;
76 
77 } E1000EState;
78 
79 #define E1000E_MMIO_IDX     0
80 #define E1000E_FLASH_IDX    1
81 #define E1000E_IO_IDX       2
82 #define E1000E_MSIX_IDX     3
83 
84 #define E1000E_MMIO_SIZE    (128 * 1024)
85 #define E1000E_FLASH_SIZE   (128 * 1024)
86 #define E1000E_IO_SIZE      (32)
87 #define E1000E_MSIX_SIZE    (16 * 1024)
88 
89 #define E1000E_MSIX_TABLE   (0x0000)
90 #define E1000E_MSIX_PBA     (0x2000)
91 
92 static uint64_t
93 e1000e_mmio_read(void *opaque, hwaddr addr, unsigned size)
94 {
95     E1000EState *s = opaque;
96     return e1000e_core_read(&s->core, addr, size);
97 }
98 
99 static void
100 e1000e_mmio_write(void *opaque, hwaddr addr,
101                    uint64_t val, unsigned size)
102 {
103     E1000EState *s = opaque;
104     e1000e_core_write(&s->core, addr, val, size);
105 }
106 
107 static bool
108 e1000e_io_get_reg_index(E1000EState *s, uint32_t *idx)
109 {
110     if (s->ioaddr < 0x1FFFF) {
111         *idx = s->ioaddr;
112         return true;
113     }
114 
115     if (s->ioaddr < 0x7FFFF) {
116         trace_e1000e_wrn_io_addr_undefined(s->ioaddr);
117         return false;
118     }
119 
120     if (s->ioaddr < 0xFFFFF) {
121         trace_e1000e_wrn_io_addr_flash(s->ioaddr);
122         return false;
123     }
124 
125     trace_e1000e_wrn_io_addr_unknown(s->ioaddr);
126     return false;
127 }
128 
129 static uint64_t
130 e1000e_io_read(void *opaque, hwaddr addr, unsigned size)
131 {
132     E1000EState *s = opaque;
133     uint32_t idx = 0;
134     uint64_t val;
135 
136     switch (addr) {
137     case E1000_IOADDR:
138         trace_e1000e_io_read_addr(s->ioaddr);
139         return s->ioaddr;
140     case E1000_IODATA:
141         if (e1000e_io_get_reg_index(s, &idx)) {
142             val = e1000e_core_read(&s->core, idx, sizeof(val));
143             trace_e1000e_io_read_data(idx, val);
144             return val;
145         }
146         return 0;
147     default:
148         trace_e1000e_wrn_io_read_unknown(addr);
149         return 0;
150     }
151 }
152 
153 static void
154 e1000e_io_write(void *opaque, hwaddr addr,
155                 uint64_t val, unsigned size)
156 {
157     E1000EState *s = opaque;
158     uint32_t idx = 0;
159 
160     switch (addr) {
161     case E1000_IOADDR:
162         trace_e1000e_io_write_addr(val);
163         s->ioaddr = (uint32_t) val;
164         return;
165     case E1000_IODATA:
166         if (e1000e_io_get_reg_index(s, &idx)) {
167             trace_e1000e_io_write_data(idx, val);
168             e1000e_core_write(&s->core, idx, val, sizeof(val));
169         }
170         return;
171     default:
172         trace_e1000e_wrn_io_write_unknown(addr);
173         return;
174     }
175 }
176 
177 static const MemoryRegionOps mmio_ops = {
178     .read = e1000e_mmio_read,
179     .write = e1000e_mmio_write,
180     .endianness = DEVICE_LITTLE_ENDIAN,
181     .impl = {
182         .min_access_size = 4,
183         .max_access_size = 4,
184     },
185 };
186 
187 static const MemoryRegionOps io_ops = {
188     .read = e1000e_io_read,
189     .write = e1000e_io_write,
190     .endianness = DEVICE_LITTLE_ENDIAN,
191     .impl = {
192         .min_access_size = 4,
193         .max_access_size = 4,
194     },
195 };
196 
197 static int
198 e1000e_nc_can_receive(NetClientState *nc)
199 {
200     E1000EState *s = qemu_get_nic_opaque(nc);
201     return e1000e_can_receive(&s->core);
202 }
203 
204 static ssize_t
205 e1000e_nc_receive_iov(NetClientState *nc, const struct iovec *iov, int iovcnt)
206 {
207     E1000EState *s = qemu_get_nic_opaque(nc);
208     return e1000e_receive_iov(&s->core, iov, iovcnt);
209 }
210 
211 static ssize_t
212 e1000e_nc_receive(NetClientState *nc, const uint8_t *buf, size_t size)
213 {
214     E1000EState *s = qemu_get_nic_opaque(nc);
215     return e1000e_receive(&s->core, buf, size);
216 }
217 
218 static void
219 e1000e_set_link_status(NetClientState *nc)
220 {
221     E1000EState *s = qemu_get_nic_opaque(nc);
222     e1000e_core_set_link_status(&s->core);
223 }
224 
225 static NetClientInfo net_e1000e_info = {
226     .type = NET_CLIENT_DRIVER_NIC,
227     .size = sizeof(NICState),
228     .can_receive = e1000e_nc_can_receive,
229     .receive = e1000e_nc_receive,
230     .receive_iov = e1000e_nc_receive_iov,
231     .link_status_changed = e1000e_set_link_status,
232 };
233 
234 /*
235 * EEPROM (NVM) contents documented in Table 36, section 6.1
236 * and generally 6.1.2 Software accessed words.
237 */
238 static const uint16_t e1000e_eeprom_template[64] = {
239   /*        Address        |    Compat.    | ImVer |   Compat.     */
240     0x0000, 0x0000, 0x0000, 0x0420, 0xf746, 0x2010, 0xffff, 0xffff,
241   /*      PBA      |ICtrl1 | SSID  | SVID  | DevID |-------|ICtrl2 */
242     0x0000, 0x0000, 0x026b, 0x0000, 0x8086, 0x0000, 0x0000, 0x8058,
243   /*    NVM words 1,2,3    |-------------------------------|PCI-EID*/
244     0x0000, 0x2001, 0x7e7c, 0xffff, 0x1000, 0x00c8, 0x0000, 0x2704,
245   /* PCIe Init. Conf 1,2,3 |PCICtrl|PHY|LD1|-------| RevID | LD0,2 */
246     0x6cc9, 0x3150, 0x070e, 0x460b, 0x2d84, 0x0100, 0xf000, 0x0706,
247   /* FLPAR |FLANADD|LAN-PWR|FlVndr |ICtrl3 |APTSMBA|APTRxEP|APTSMBC*/
248     0x6000, 0x0080, 0x0f04, 0x7fff, 0x4f01, 0xc600, 0x0000, 0x20ff,
249   /* APTIF | APTMC |APTuCP |LSWFWID|MSWFWID|NC-SIMC|NC-SIC | VPDP  */
250     0x0028, 0x0003, 0x0000, 0x0000, 0x0000, 0x0003, 0x0000, 0xffff,
251   /*                            SW Section                         */
252     0x0100, 0xc000, 0x121c, 0xc007, 0xffff, 0xffff, 0xffff, 0xffff,
253   /*                      SW Section                       |CHKSUM */
254     0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0x0120, 0xffff, 0x0000,
255 };
256 
257 static void e1000e_core_realize(E1000EState *s)
258 {
259     s->core.owner = &s->parent_obj;
260     s->core.owner_nic = s->nic;
261 }
262 
263 static void
264 e1000e_unuse_msix_vectors(E1000EState *s, int num_vectors)
265 {
266     int i;
267     for (i = 0; i < num_vectors; i++) {
268         msix_vector_unuse(PCI_DEVICE(s), i);
269     }
270 }
271 
272 static bool
273 e1000e_use_msix_vectors(E1000EState *s, int num_vectors)
274 {
275     int i;
276     for (i = 0; i < num_vectors; i++) {
277         int res = msix_vector_use(PCI_DEVICE(s), i);
278         if (res < 0) {
279             trace_e1000e_msix_use_vector_fail(i, res);
280             e1000e_unuse_msix_vectors(s, i);
281             return false;
282         }
283     }
284     return true;
285 }
286 
287 static void
288 e1000e_init_msix(E1000EState *s)
289 {
290     PCIDevice *d = PCI_DEVICE(s);
291     int res = msix_init(PCI_DEVICE(s), E1000E_MSIX_VEC_NUM,
292                         &s->msix,
293                         E1000E_MSIX_IDX, E1000E_MSIX_TABLE,
294                         &s->msix,
295                         E1000E_MSIX_IDX, E1000E_MSIX_PBA,
296                         0xA0, NULL);
297 
298     if (res < 0) {
299         trace_e1000e_msix_init_fail(res);
300     } else {
301         if (!e1000e_use_msix_vectors(s, E1000E_MSIX_VEC_NUM)) {
302             msix_uninit(d, &s->msix, &s->msix);
303         }
304     }
305 }
306 
307 static void
308 e1000e_cleanup_msix(E1000EState *s)
309 {
310     if (msix_present(PCI_DEVICE(s))) {
311         e1000e_unuse_msix_vectors(s, E1000E_MSIX_VEC_NUM);
312         msix_uninit(PCI_DEVICE(s), &s->msix, &s->msix);
313     }
314 }
315 
316 static void
317 e1000e_init_net_peer(E1000EState *s, PCIDevice *pci_dev, uint8_t *macaddr)
318 {
319     DeviceState *dev = DEVICE(pci_dev);
320     NetClientState *nc;
321     int i;
322 
323     s->nic = qemu_new_nic(&net_e1000e_info, &s->conf,
324         object_get_typename(OBJECT(s)), dev->id, s);
325 
326     s->core.max_queue_num = s->conf.peers.queues - 1;
327 
328     trace_e1000e_mac_set_permanent(MAC_ARG(macaddr));
329     memcpy(s->core.permanent_mac, macaddr, sizeof(s->core.permanent_mac));
330 
331     qemu_format_nic_info_str(qemu_get_queue(s->nic), macaddr);
332 
333     /* Setup virtio headers */
334     if (s->disable_vnet) {
335         s->core.has_vnet = false;
336         trace_e1000e_cfg_support_virtio(false);
337         return;
338     } else {
339         s->core.has_vnet = true;
340     }
341 
342     for (i = 0; i < s->conf.peers.queues; i++) {
343         nc = qemu_get_subqueue(s->nic, i);
344         if (!nc->peer || !qemu_has_vnet_hdr(nc->peer)) {
345             s->core.has_vnet = false;
346             trace_e1000e_cfg_support_virtio(false);
347             return;
348         }
349     }
350 
351     trace_e1000e_cfg_support_virtio(true);
352 
353     for (i = 0; i < s->conf.peers.queues; i++) {
354         nc = qemu_get_subqueue(s->nic, i);
355         qemu_set_vnet_hdr_len(nc->peer, sizeof(struct virtio_net_hdr));
356         qemu_using_vnet_hdr(nc->peer, true);
357     }
358 }
359 
360 static inline uint64_t
361 e1000e_gen_dsn(uint8_t *mac)
362 {
363     return (uint64_t)(mac[5])        |
364            (uint64_t)(mac[4])  << 8  |
365            (uint64_t)(mac[3])  << 16 |
366            (uint64_t)(0x00FF)  << 24 |
367            (uint64_t)(0x00FF)  << 32 |
368            (uint64_t)(mac[2])  << 40 |
369            (uint64_t)(mac[1])  << 48 |
370            (uint64_t)(mac[0])  << 56;
371 }
372 
373 static int
374 e1000e_add_pm_capability(PCIDevice *pdev, uint8_t offset, uint16_t pmc)
375 {
376     Error *local_err = NULL;
377     int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset,
378                                  PCI_PM_SIZEOF, &local_err);
379 
380     if (local_err) {
381         error_report_err(local_err);
382         return ret;
383     }
384 
385     pci_set_word(pdev->config + offset + PCI_PM_PMC,
386                  PCI_PM_CAP_VER_1_1 |
387                  pmc);
388 
389     pci_set_word(pdev->wmask + offset + PCI_PM_CTRL,
390                  PCI_PM_CTRL_STATE_MASK |
391                  PCI_PM_CTRL_PME_ENABLE |
392                  PCI_PM_CTRL_DATA_SEL_MASK);
393 
394     pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL,
395                  PCI_PM_CTRL_PME_STATUS);
396 
397     return ret;
398 }
399 
400 static void e1000e_write_config(PCIDevice *pci_dev, uint32_t address,
401                                 uint32_t val, int len)
402 {
403     E1000EState *s = E1000E(pci_dev);
404 
405     pci_default_write_config(pci_dev, address, val, len);
406 
407     if (range_covers_byte(address, len, PCI_COMMAND) &&
408         (pci_dev->config[PCI_COMMAND] & PCI_COMMAND_MASTER)) {
409         e1000e_start_recv(&s->core);
410     }
411 }
412 
413 static void e1000e_pci_realize(PCIDevice *pci_dev, Error **errp)
414 {
415     static const uint16_t e1000e_pmrb_offset = 0x0C8;
416     static const uint16_t e1000e_pcie_offset = 0x0E0;
417     static const uint16_t e1000e_aer_offset =  0x100;
418     static const uint16_t e1000e_dsn_offset =  0x140;
419     E1000EState *s = E1000E(pci_dev);
420     uint8_t *macaddr;
421     int ret;
422 
423     trace_e1000e_cb_pci_realize();
424 
425     pci_dev->config_write = e1000e_write_config;
426 
427     pci_dev->config[PCI_CACHE_LINE_SIZE] = 0x10;
428     pci_dev->config[PCI_INTERRUPT_PIN] = 1;
429 
430     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_VENDOR_ID, s->subsys_ven);
431     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_ID, s->subsys);
432 
433     s->subsys_ven_used = s->subsys_ven;
434     s->subsys_used = s->subsys;
435 
436     /* Define IO/MMIO regions */
437     memory_region_init_io(&s->mmio, OBJECT(s), &mmio_ops, s,
438                           "e1000e-mmio", E1000E_MMIO_SIZE);
439     pci_register_bar(pci_dev, E1000E_MMIO_IDX,
440                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
441 
442     /*
443      * We provide a dummy implementation for the flash BAR
444      * for drivers that may theoretically probe for its presence.
445      */
446     memory_region_init(&s->flash, OBJECT(s),
447                        "e1000e-flash", E1000E_FLASH_SIZE);
448     pci_register_bar(pci_dev, E1000E_FLASH_IDX,
449                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->flash);
450 
451     memory_region_init_io(&s->io, OBJECT(s), &io_ops, s,
452                           "e1000e-io", E1000E_IO_SIZE);
453     pci_register_bar(pci_dev, E1000E_IO_IDX,
454                      PCI_BASE_ADDRESS_SPACE_IO, &s->io);
455 
456     memory_region_init(&s->msix, OBJECT(s), "e1000e-msix",
457                        E1000E_MSIX_SIZE);
458     pci_register_bar(pci_dev, E1000E_MSIX_IDX,
459                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->msix);
460 
461     /* Create networking backend */
462     qemu_macaddr_default_if_unset(&s->conf.macaddr);
463     macaddr = s->conf.macaddr.a;
464 
465     e1000e_init_msix(s);
466 
467     if (pcie_endpoint_cap_v1_init(pci_dev, e1000e_pcie_offset) < 0) {
468         hw_error("Failed to initialize PCIe capability");
469     }
470 
471     ret = msi_init(PCI_DEVICE(s), 0xD0, 1, true, false, NULL);
472     if (ret) {
473         trace_e1000e_msi_init_fail(ret);
474     }
475 
476     if (e1000e_add_pm_capability(pci_dev, e1000e_pmrb_offset,
477                                   PCI_PM_CAP_DSI) < 0) {
478         hw_error("Failed to initialize PM capability");
479     }
480 
481     if (pcie_aer_init(pci_dev, PCI_ERR_VER, e1000e_aer_offset,
482                       PCI_ERR_SIZEOF, NULL) < 0) {
483         hw_error("Failed to initialize AER capability");
484     }
485 
486     pcie_dev_ser_num_init(pci_dev, e1000e_dsn_offset,
487                           e1000e_gen_dsn(macaddr));
488 
489     e1000e_init_net_peer(s, pci_dev, macaddr);
490 
491     /* Initialize core */
492     e1000e_core_realize(s);
493 
494     e1000e_core_pci_realize(&s->core,
495                             e1000e_eeprom_template,
496                             sizeof(e1000e_eeprom_template),
497                             macaddr);
498 }
499 
500 static void e1000e_pci_uninit(PCIDevice *pci_dev)
501 {
502     E1000EState *s = E1000E(pci_dev);
503 
504     trace_e1000e_cb_pci_uninit();
505 
506     e1000e_core_pci_uninit(&s->core);
507 
508     pcie_aer_exit(pci_dev);
509     pcie_cap_exit(pci_dev);
510 
511     qemu_del_nic(s->nic);
512 
513     e1000e_cleanup_msix(s);
514     msi_uninit(pci_dev);
515 }
516 
517 static void e1000e_qdev_reset(DeviceState *dev)
518 {
519     E1000EState *s = E1000E(dev);
520 
521     trace_e1000e_cb_qdev_reset();
522 
523     e1000e_core_reset(&s->core);
524 }
525 
526 static int e1000e_pre_save(void *opaque)
527 {
528     E1000EState *s = opaque;
529 
530     trace_e1000e_cb_pre_save();
531 
532     e1000e_core_pre_save(&s->core);
533 
534     return 0;
535 }
536 
537 static int e1000e_post_load(void *opaque, int version_id)
538 {
539     E1000EState *s = opaque;
540 
541     trace_e1000e_cb_post_load();
542 
543     if ((s->subsys != s->subsys_used) ||
544         (s->subsys_ven != s->subsys_ven_used)) {
545         fprintf(stderr,
546             "ERROR: Cannot migrate while device properties "
547             "(subsys/subsys_ven) differ");
548         return -1;
549     }
550 
551     return e1000e_core_post_load(&s->core);
552 }
553 
554 static const VMStateDescription e1000e_vmstate_tx = {
555     .name = "e1000e-tx",
556     .version_id = 1,
557     .minimum_version_id = 1,
558     .fields = (VMStateField[]) {
559         VMSTATE_UINT8(props.sum_needed, struct e1000e_tx),
560         VMSTATE_UINT8(props.ipcss, struct e1000e_tx),
561         VMSTATE_UINT8(props.ipcso, struct e1000e_tx),
562         VMSTATE_UINT16(props.ipcse, struct e1000e_tx),
563         VMSTATE_UINT8(props.tucss, struct e1000e_tx),
564         VMSTATE_UINT8(props.tucso, struct e1000e_tx),
565         VMSTATE_UINT16(props.tucse, struct e1000e_tx),
566         VMSTATE_UINT8(props.hdr_len, struct e1000e_tx),
567         VMSTATE_UINT16(props.mss, struct e1000e_tx),
568         VMSTATE_UINT32(props.paylen, struct e1000e_tx),
569         VMSTATE_INT8(props.ip, struct e1000e_tx),
570         VMSTATE_INT8(props.tcp, struct e1000e_tx),
571         VMSTATE_BOOL(props.tse, struct e1000e_tx),
572         VMSTATE_BOOL(props.cptse, struct e1000e_tx),
573         VMSTATE_BOOL(skip_cp, struct e1000e_tx),
574         VMSTATE_END_OF_LIST()
575     }
576 };
577 
578 static const VMStateDescription e1000e_vmstate_intr_timer = {
579     .name = "e1000e-intr-timer",
580     .version_id = 1,
581     .minimum_version_id = 1,
582     .fields = (VMStateField[]) {
583         VMSTATE_TIMER_PTR(timer, E1000IntrDelayTimer),
584         VMSTATE_BOOL(running, E1000IntrDelayTimer),
585         VMSTATE_END_OF_LIST()
586     }
587 };
588 
589 #define VMSTATE_E1000E_INTR_DELAY_TIMER(_f, _s)                     \
590     VMSTATE_STRUCT(_f, _s, 0,                                       \
591                    e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
592 
593 #define VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(_f, _s, _num)         \
594     VMSTATE_STRUCT_ARRAY(_f, _s, _num, 0,                           \
595                          e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
596 
597 static const VMStateDescription e1000e_vmstate = {
598     .name = "e1000e",
599     .version_id = 1,
600     .minimum_version_id = 1,
601     .pre_save = e1000e_pre_save,
602     .post_load = e1000e_post_load,
603     .fields = (VMStateField[]) {
604         VMSTATE_PCI_DEVICE(parent_obj, E1000EState),
605         VMSTATE_MSIX(parent_obj, E1000EState),
606 
607         VMSTATE_UINT32(ioaddr, E1000EState),
608         VMSTATE_UINT32(core.rxbuf_min_shift, E1000EState),
609         VMSTATE_UINT8(core.rx_desc_len, E1000EState),
610         VMSTATE_UINT32_ARRAY(core.rxbuf_sizes, E1000EState,
611                              E1000_PSRCTL_BUFFS_PER_DESC),
612         VMSTATE_UINT32(core.rx_desc_buf_size, E1000EState),
613         VMSTATE_UINT16_ARRAY(core.eeprom, E1000EState, E1000E_EEPROM_SIZE),
614         VMSTATE_UINT16_2DARRAY(core.phy, E1000EState,
615                                E1000E_PHY_PAGES, E1000E_PHY_PAGE_SIZE),
616         VMSTATE_UINT32_ARRAY(core.mac, E1000EState, E1000E_MAC_SIZE),
617         VMSTATE_UINT8_ARRAY(core.permanent_mac, E1000EState, ETH_ALEN),
618 
619         VMSTATE_UINT32(core.delayed_causes, E1000EState),
620 
621         VMSTATE_UINT16(subsys, E1000EState),
622         VMSTATE_UINT16(subsys_ven, E1000EState),
623 
624         VMSTATE_E1000E_INTR_DELAY_TIMER(core.rdtr, E1000EState),
625         VMSTATE_E1000E_INTR_DELAY_TIMER(core.radv, E1000EState),
626         VMSTATE_E1000E_INTR_DELAY_TIMER(core.raid, E1000EState),
627         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tadv, E1000EState),
628         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tidv, E1000EState),
629 
630         VMSTATE_E1000E_INTR_DELAY_TIMER(core.itr, E1000EState),
631         VMSTATE_BOOL(core.itr_intr_pending, E1000EState),
632 
633         VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(core.eitr, E1000EState,
634                                               E1000E_MSIX_VEC_NUM),
635         VMSTATE_BOOL_ARRAY(core.eitr_intr_pending, E1000EState,
636                            E1000E_MSIX_VEC_NUM),
637 
638         VMSTATE_UINT32(core.itr_guest_value, E1000EState),
639         VMSTATE_UINT32_ARRAY(core.eitr_guest_value, E1000EState,
640                              E1000E_MSIX_VEC_NUM),
641 
642         VMSTATE_UINT16(core.vet, E1000EState),
643 
644         VMSTATE_STRUCT_ARRAY(core.tx, E1000EState, E1000E_NUM_QUEUES, 0,
645                              e1000e_vmstate_tx, struct e1000e_tx),
646         VMSTATE_END_OF_LIST()
647     }
648 };
649 
650 static PropertyInfo e1000e_prop_disable_vnet,
651                     e1000e_prop_subsys_ven,
652                     e1000e_prop_subsys;
653 
654 static Property e1000e_properties[] = {
655     DEFINE_NIC_PROPERTIES(E1000EState, conf),
656     DEFINE_PROP_SIGNED("disable_vnet_hdr", E1000EState, disable_vnet, false,
657                         e1000e_prop_disable_vnet, bool),
658     DEFINE_PROP_SIGNED("subsys_ven", E1000EState, subsys_ven,
659                         PCI_VENDOR_ID_INTEL,
660                         e1000e_prop_subsys_ven, uint16_t),
661     DEFINE_PROP_SIGNED("subsys", E1000EState, subsys, 0,
662                         e1000e_prop_subsys, uint16_t),
663     DEFINE_PROP_END_OF_LIST(),
664 };
665 
666 static void e1000e_class_init(ObjectClass *class, void *data)
667 {
668     DeviceClass *dc = DEVICE_CLASS(class);
669     PCIDeviceClass *c = PCI_DEVICE_CLASS(class);
670 
671     c->realize = e1000e_pci_realize;
672     c->exit = e1000e_pci_uninit;
673     c->vendor_id = PCI_VENDOR_ID_INTEL;
674     c->device_id = E1000_DEV_ID_82574L;
675     c->revision = 0;
676     c->romfile = "efi-e1000e.rom";
677     c->class_id = PCI_CLASS_NETWORK_ETHERNET;
678     c->is_express = 1;
679 
680     dc->desc = "Intel 82574L GbE Controller";
681     dc->reset = e1000e_qdev_reset;
682     dc->vmsd = &e1000e_vmstate;
683     dc->props = e1000e_properties;
684 
685     e1000e_prop_disable_vnet = qdev_prop_uint8;
686     e1000e_prop_disable_vnet.description = "Do not use virtio headers, "
687                                            "perform SW offloads emulation "
688                                            "instead";
689 
690     e1000e_prop_subsys_ven = qdev_prop_uint16;
691     e1000e_prop_subsys_ven.description = "PCI device Subsystem Vendor ID";
692 
693     e1000e_prop_subsys = qdev_prop_uint16;
694     e1000e_prop_subsys.description = "PCI device Subsystem ID";
695 
696     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
697 }
698 
699 static void e1000e_instance_init(Object *obj)
700 {
701     E1000EState *s = E1000E(obj);
702     device_add_bootindex_property(obj, &s->conf.bootindex,
703                                   "bootindex", "/ethernet-phy@0",
704                                   DEVICE(obj), NULL);
705 }
706 
707 static const TypeInfo e1000e_info = {
708     .name = TYPE_E1000E,
709     .parent = TYPE_PCI_DEVICE,
710     .instance_size = sizeof(E1000EState),
711     .class_init = e1000e_class_init,
712     .instance_init = e1000e_instance_init,
713     .interfaces = (InterfaceInfo[]) {
714         { INTERFACE_PCIE_DEVICE },
715         { }
716     },
717 };
718 
719 static void e1000e_register_types(void)
720 {
721     type_register_static(&e1000e_info);
722 }
723 
724 type_init(e1000e_register_types)
725