xref: /openbmc/qemu/hw/net/e1000e.c (revision ba632924)
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/range.h"
41 #include "sysemu/sysemu.h"
42 #include "hw/pci/msi.h"
43 #include "hw/pci/msix.h"
44 
45 #include "e1000_regs.h"
46 
47 #include "e1000x_common.h"
48 #include "e1000e_core.h"
49 
50 #include "trace.h"
51 #include "qapi/error.h"
52 
53 #define TYPE_E1000E "e1000e"
54 #define E1000E(obj) OBJECT_CHECK(E1000EState, (obj), TYPE_E1000E)
55 
56 typedef struct E1000EState {
57     PCIDevice parent_obj;
58     NICState *nic;
59     NICConf conf;
60 
61     MemoryRegion mmio;
62     MemoryRegion flash;
63     MemoryRegion io;
64     MemoryRegion msix;
65 
66     uint32_t ioaddr;
67 
68     uint16_t subsys_ven;
69     uint16_t subsys;
70 
71     uint16_t subsys_ven_used;
72     uint16_t subsys_used;
73 
74     bool disable_vnet;
75 
76     E1000ECore core;
77 
78 } E1000EState;
79 
80 #define E1000E_MMIO_IDX     0
81 #define E1000E_FLASH_IDX    1
82 #define E1000E_IO_IDX       2
83 #define E1000E_MSIX_IDX     3
84 
85 #define E1000E_MMIO_SIZE    (128 * KiB)
86 #define E1000E_FLASH_SIZE   (128 * KiB)
87 #define E1000E_IO_SIZE      (32)
88 #define E1000E_MSIX_SIZE    (16 * KiB)
89 
90 #define E1000E_MSIX_TABLE   (0x0000)
91 #define E1000E_MSIX_PBA     (0x2000)
92 
93 static uint64_t
94 e1000e_mmio_read(void *opaque, hwaddr addr, unsigned size)
95 {
96     E1000EState *s = opaque;
97     return e1000e_core_read(&s->core, addr, size);
98 }
99 
100 static void
101 e1000e_mmio_write(void *opaque, hwaddr addr,
102                    uint64_t val, unsigned size)
103 {
104     E1000EState *s = opaque;
105     e1000e_core_write(&s->core, addr, val, size);
106 }
107 
108 static bool
109 e1000e_io_get_reg_index(E1000EState *s, uint32_t *idx)
110 {
111     if (s->ioaddr < 0x1FFFF) {
112         *idx = s->ioaddr;
113         return true;
114     }
115 
116     if (s->ioaddr < 0x7FFFF) {
117         trace_e1000e_wrn_io_addr_undefined(s->ioaddr);
118         return false;
119     }
120 
121     if (s->ioaddr < 0xFFFFF) {
122         trace_e1000e_wrn_io_addr_flash(s->ioaddr);
123         return false;
124     }
125 
126     trace_e1000e_wrn_io_addr_unknown(s->ioaddr);
127     return false;
128 }
129 
130 static uint64_t
131 e1000e_io_read(void *opaque, hwaddr addr, unsigned size)
132 {
133     E1000EState *s = opaque;
134     uint32_t idx = 0;
135     uint64_t val;
136 
137     switch (addr) {
138     case E1000_IOADDR:
139         trace_e1000e_io_read_addr(s->ioaddr);
140         return s->ioaddr;
141     case E1000_IODATA:
142         if (e1000e_io_get_reg_index(s, &idx)) {
143             val = e1000e_core_read(&s->core, idx, sizeof(val));
144             trace_e1000e_io_read_data(idx, val);
145             return val;
146         }
147         return 0;
148     default:
149         trace_e1000e_wrn_io_read_unknown(addr);
150         return 0;
151     }
152 }
153 
154 static void
155 e1000e_io_write(void *opaque, hwaddr addr,
156                 uint64_t val, unsigned size)
157 {
158     E1000EState *s = opaque;
159     uint32_t idx = 0;
160 
161     switch (addr) {
162     case E1000_IOADDR:
163         trace_e1000e_io_write_addr(val);
164         s->ioaddr = (uint32_t) val;
165         return;
166     case E1000_IODATA:
167         if (e1000e_io_get_reg_index(s, &idx)) {
168             trace_e1000e_io_write_data(idx, val);
169             e1000e_core_write(&s->core, idx, val, sizeof(val));
170         }
171         return;
172     default:
173         trace_e1000e_wrn_io_write_unknown(addr);
174         return;
175     }
176 }
177 
178 static const MemoryRegionOps mmio_ops = {
179     .read = e1000e_mmio_read,
180     .write = e1000e_mmio_write,
181     .endianness = DEVICE_LITTLE_ENDIAN,
182     .impl = {
183         .min_access_size = 4,
184         .max_access_size = 4,
185     },
186 };
187 
188 static const MemoryRegionOps io_ops = {
189     .read = e1000e_io_read,
190     .write = e1000e_io_write,
191     .endianness = DEVICE_LITTLE_ENDIAN,
192     .impl = {
193         .min_access_size = 4,
194         .max_access_size = 4,
195     },
196 };
197 
198 static int
199 e1000e_nc_can_receive(NetClientState *nc)
200 {
201     E1000EState *s = qemu_get_nic_opaque(nc);
202     return e1000e_can_receive(&s->core);
203 }
204 
205 static ssize_t
206 e1000e_nc_receive_iov(NetClientState *nc, const struct iovec *iov, int iovcnt)
207 {
208     E1000EState *s = qemu_get_nic_opaque(nc);
209     return e1000e_receive_iov(&s->core, iov, iovcnt);
210 }
211 
212 static ssize_t
213 e1000e_nc_receive(NetClientState *nc, const uint8_t *buf, size_t size)
214 {
215     E1000EState *s = qemu_get_nic_opaque(nc);
216     return e1000e_receive(&s->core, buf, size);
217 }
218 
219 static void
220 e1000e_set_link_status(NetClientState *nc)
221 {
222     E1000EState *s = qemu_get_nic_opaque(nc);
223     e1000e_core_set_link_status(&s->core);
224 }
225 
226 static NetClientInfo net_e1000e_info = {
227     .type = NET_CLIENT_DRIVER_NIC,
228     .size = sizeof(NICState),
229     .can_receive = e1000e_nc_can_receive,
230     .receive = e1000e_nc_receive,
231     .receive_iov = e1000e_nc_receive_iov,
232     .link_status_changed = e1000e_set_link_status,
233 };
234 
235 /*
236 * EEPROM (NVM) contents documented in Table 36, section 6.1
237 * and generally 6.1.2 Software accessed words.
238 */
239 static const uint16_t e1000e_eeprom_template[64] = {
240   /*        Address        |    Compat.    | ImVer |   Compat.     */
241     0x0000, 0x0000, 0x0000, 0x0420, 0xf746, 0x2010, 0xffff, 0xffff,
242   /*      PBA      |ICtrl1 | SSID  | SVID  | DevID |-------|ICtrl2 */
243     0x0000, 0x0000, 0x026b, 0x0000, 0x8086, 0x0000, 0x0000, 0x8058,
244   /*    NVM words 1,2,3    |-------------------------------|PCI-EID*/
245     0x0000, 0x2001, 0x7e7c, 0xffff, 0x1000, 0x00c8, 0x0000, 0x2704,
246   /* PCIe Init. Conf 1,2,3 |PCICtrl|PHY|LD1|-------| RevID | LD0,2 */
247     0x6cc9, 0x3150, 0x070e, 0x460b, 0x2d84, 0x0100, 0xf000, 0x0706,
248   /* FLPAR |FLANADD|LAN-PWR|FlVndr |ICtrl3 |APTSMBA|APTRxEP|APTSMBC*/
249     0x6000, 0x0080, 0x0f04, 0x7fff, 0x4f01, 0xc600, 0x0000, 0x20ff,
250   /* APTIF | APTMC |APTuCP |LSWFWID|MSWFWID|NC-SIMC|NC-SIC | VPDP  */
251     0x0028, 0x0003, 0x0000, 0x0000, 0x0000, 0x0003, 0x0000, 0xffff,
252   /*                            SW Section                         */
253     0x0100, 0xc000, 0x121c, 0xc007, 0xffff, 0xffff, 0xffff, 0xffff,
254   /*                      SW Section                       |CHKSUM */
255     0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0x0120, 0xffff, 0x0000,
256 };
257 
258 static void e1000e_core_realize(E1000EState *s)
259 {
260     s->core.owner = &s->parent_obj;
261     s->core.owner_nic = s->nic;
262 }
263 
264 static void
265 e1000e_unuse_msix_vectors(E1000EState *s, int num_vectors)
266 {
267     int i;
268     for (i = 0; i < num_vectors; i++) {
269         msix_vector_unuse(PCI_DEVICE(s), i);
270     }
271 }
272 
273 static bool
274 e1000e_use_msix_vectors(E1000EState *s, int num_vectors)
275 {
276     int i;
277     for (i = 0; i < num_vectors; i++) {
278         int res = msix_vector_use(PCI_DEVICE(s), i);
279         if (res < 0) {
280             trace_e1000e_msix_use_vector_fail(i, res);
281             e1000e_unuse_msix_vectors(s, i);
282             return false;
283         }
284     }
285     return true;
286 }
287 
288 static void
289 e1000e_init_msix(E1000EState *s)
290 {
291     PCIDevice *d = PCI_DEVICE(s);
292     int res = msix_init(PCI_DEVICE(s), E1000E_MSIX_VEC_NUM,
293                         &s->msix,
294                         E1000E_MSIX_IDX, E1000E_MSIX_TABLE,
295                         &s->msix,
296                         E1000E_MSIX_IDX, E1000E_MSIX_PBA,
297                         0xA0, NULL);
298 
299     if (res < 0) {
300         trace_e1000e_msix_init_fail(res);
301     } else {
302         if (!e1000e_use_msix_vectors(s, E1000E_MSIX_VEC_NUM)) {
303             msix_uninit(d, &s->msix, &s->msix);
304         }
305     }
306 }
307 
308 static void
309 e1000e_cleanup_msix(E1000EState *s)
310 {
311     if (msix_present(PCI_DEVICE(s))) {
312         e1000e_unuse_msix_vectors(s, E1000E_MSIX_VEC_NUM);
313         msix_uninit(PCI_DEVICE(s), &s->msix, &s->msix);
314     }
315 }
316 
317 static void
318 e1000e_init_net_peer(E1000EState *s, PCIDevice *pci_dev, uint8_t *macaddr)
319 {
320     DeviceState *dev = DEVICE(pci_dev);
321     NetClientState *nc;
322     int i;
323 
324     s->nic = qemu_new_nic(&net_e1000e_info, &s->conf,
325         object_get_typename(OBJECT(s)), dev->id, s);
326 
327     s->core.max_queue_num = s->conf.peers.queues - 1;
328 
329     trace_e1000e_mac_set_permanent(MAC_ARG(macaddr));
330     memcpy(s->core.permanent_mac, macaddr, sizeof(s->core.permanent_mac));
331 
332     qemu_format_nic_info_str(qemu_get_queue(s->nic), macaddr);
333 
334     /* Setup virtio headers */
335     if (s->disable_vnet) {
336         s->core.has_vnet = false;
337         trace_e1000e_cfg_support_virtio(false);
338         return;
339     } else {
340         s->core.has_vnet = true;
341     }
342 
343     for (i = 0; i < s->conf.peers.queues; i++) {
344         nc = qemu_get_subqueue(s->nic, i);
345         if (!nc->peer || !qemu_has_vnet_hdr(nc->peer)) {
346             s->core.has_vnet = false;
347             trace_e1000e_cfg_support_virtio(false);
348             return;
349         }
350     }
351 
352     trace_e1000e_cfg_support_virtio(true);
353 
354     for (i = 0; i < s->conf.peers.queues; i++) {
355         nc = qemu_get_subqueue(s->nic, i);
356         qemu_set_vnet_hdr_len(nc->peer, sizeof(struct virtio_net_hdr));
357         qemu_using_vnet_hdr(nc->peer, true);
358     }
359 }
360 
361 static inline uint64_t
362 e1000e_gen_dsn(uint8_t *mac)
363 {
364     return (uint64_t)(mac[5])        |
365            (uint64_t)(mac[4])  << 8  |
366            (uint64_t)(mac[3])  << 16 |
367            (uint64_t)(0x00FF)  << 24 |
368            (uint64_t)(0x00FF)  << 32 |
369            (uint64_t)(mac[2])  << 40 |
370            (uint64_t)(mac[1])  << 48 |
371            (uint64_t)(mac[0])  << 56;
372 }
373 
374 static int
375 e1000e_add_pm_capability(PCIDevice *pdev, uint8_t offset, uint16_t pmc)
376 {
377     Error *local_err = NULL;
378     int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset,
379                                  PCI_PM_SIZEOF, &local_err);
380 
381     if (local_err) {
382         error_report_err(local_err);
383         return ret;
384     }
385 
386     pci_set_word(pdev->config + offset + PCI_PM_PMC,
387                  PCI_PM_CAP_VER_1_1 |
388                  pmc);
389 
390     pci_set_word(pdev->wmask + offset + PCI_PM_CTRL,
391                  PCI_PM_CTRL_STATE_MASK |
392                  PCI_PM_CTRL_PME_ENABLE |
393                  PCI_PM_CTRL_DATA_SEL_MASK);
394 
395     pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL,
396                  PCI_PM_CTRL_PME_STATUS);
397 
398     return ret;
399 }
400 
401 static void e1000e_write_config(PCIDevice *pci_dev, uint32_t address,
402                                 uint32_t val, int len)
403 {
404     E1000EState *s = E1000E(pci_dev);
405 
406     pci_default_write_config(pci_dev, address, val, len);
407 
408     if (range_covers_byte(address, len, PCI_COMMAND) &&
409         (pci_dev->config[PCI_COMMAND] & PCI_COMMAND_MASTER)) {
410         e1000e_start_recv(&s->core);
411     }
412 }
413 
414 static void e1000e_pci_realize(PCIDevice *pci_dev, Error **errp)
415 {
416     static const uint16_t e1000e_pmrb_offset = 0x0C8;
417     static const uint16_t e1000e_pcie_offset = 0x0E0;
418     static const uint16_t e1000e_aer_offset =  0x100;
419     static const uint16_t e1000e_dsn_offset =  0x140;
420     E1000EState *s = E1000E(pci_dev);
421     uint8_t *macaddr;
422     int ret;
423 
424     trace_e1000e_cb_pci_realize();
425 
426     pci_dev->config_write = e1000e_write_config;
427 
428     pci_dev->config[PCI_CACHE_LINE_SIZE] = 0x10;
429     pci_dev->config[PCI_INTERRUPT_PIN] = 1;
430 
431     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_VENDOR_ID, s->subsys_ven);
432     pci_set_word(pci_dev->config + PCI_SUBSYSTEM_ID, s->subsys);
433 
434     s->subsys_ven_used = s->subsys_ven;
435     s->subsys_used = s->subsys;
436 
437     /* Define IO/MMIO regions */
438     memory_region_init_io(&s->mmio, OBJECT(s), &mmio_ops, s,
439                           "e1000e-mmio", E1000E_MMIO_SIZE);
440     pci_register_bar(pci_dev, E1000E_MMIO_IDX,
441                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
442 
443     /*
444      * We provide a dummy implementation for the flash BAR
445      * for drivers that may theoretically probe for its presence.
446      */
447     memory_region_init(&s->flash, OBJECT(s),
448                        "e1000e-flash", E1000E_FLASH_SIZE);
449     pci_register_bar(pci_dev, E1000E_FLASH_IDX,
450                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->flash);
451 
452     memory_region_init_io(&s->io, OBJECT(s), &io_ops, s,
453                           "e1000e-io", E1000E_IO_SIZE);
454     pci_register_bar(pci_dev, E1000E_IO_IDX,
455                      PCI_BASE_ADDRESS_SPACE_IO, &s->io);
456 
457     memory_region_init(&s->msix, OBJECT(s), "e1000e-msix",
458                        E1000E_MSIX_SIZE);
459     pci_register_bar(pci_dev, E1000E_MSIX_IDX,
460                      PCI_BASE_ADDRESS_SPACE_MEMORY, &s->msix);
461 
462     /* Create networking backend */
463     qemu_macaddr_default_if_unset(&s->conf.macaddr);
464     macaddr = s->conf.macaddr.a;
465 
466     e1000e_init_msix(s);
467 
468     if (pcie_endpoint_cap_v1_init(pci_dev, e1000e_pcie_offset) < 0) {
469         hw_error("Failed to initialize PCIe capability");
470     }
471 
472     ret = msi_init(PCI_DEVICE(s), 0xD0, 1, true, false, NULL);
473     if (ret) {
474         trace_e1000e_msi_init_fail(ret);
475     }
476 
477     if (e1000e_add_pm_capability(pci_dev, e1000e_pmrb_offset,
478                                   PCI_PM_CAP_DSI) < 0) {
479         hw_error("Failed to initialize PM capability");
480     }
481 
482     if (pcie_aer_init(pci_dev, PCI_ERR_VER, e1000e_aer_offset,
483                       PCI_ERR_SIZEOF, NULL) < 0) {
484         hw_error("Failed to initialize AER capability");
485     }
486 
487     pcie_dev_ser_num_init(pci_dev, e1000e_dsn_offset,
488                           e1000e_gen_dsn(macaddr));
489 
490     e1000e_init_net_peer(s, pci_dev, macaddr);
491 
492     /* Initialize core */
493     e1000e_core_realize(s);
494 
495     e1000e_core_pci_realize(&s->core,
496                             e1000e_eeprom_template,
497                             sizeof(e1000e_eeprom_template),
498                             macaddr);
499 }
500 
501 static void e1000e_pci_uninit(PCIDevice *pci_dev)
502 {
503     E1000EState *s = E1000E(pci_dev);
504 
505     trace_e1000e_cb_pci_uninit();
506 
507     e1000e_core_pci_uninit(&s->core);
508 
509     pcie_aer_exit(pci_dev);
510     pcie_cap_exit(pci_dev);
511 
512     qemu_del_nic(s->nic);
513 
514     e1000e_cleanup_msix(s);
515     msi_uninit(pci_dev);
516 }
517 
518 static void e1000e_qdev_reset(DeviceState *dev)
519 {
520     E1000EState *s = E1000E(dev);
521 
522     trace_e1000e_cb_qdev_reset();
523 
524     e1000e_core_reset(&s->core);
525 }
526 
527 static int e1000e_pre_save(void *opaque)
528 {
529     E1000EState *s = opaque;
530 
531     trace_e1000e_cb_pre_save();
532 
533     e1000e_core_pre_save(&s->core);
534 
535     return 0;
536 }
537 
538 static int e1000e_post_load(void *opaque, int version_id)
539 {
540     E1000EState *s = opaque;
541 
542     trace_e1000e_cb_post_load();
543 
544     if ((s->subsys != s->subsys_used) ||
545         (s->subsys_ven != s->subsys_ven_used)) {
546         fprintf(stderr,
547             "ERROR: Cannot migrate while device properties "
548             "(subsys/subsys_ven) differ");
549         return -1;
550     }
551 
552     return e1000e_core_post_load(&s->core);
553 }
554 
555 static const VMStateDescription e1000e_vmstate_tx = {
556     .name = "e1000e-tx",
557     .version_id = 1,
558     .minimum_version_id = 1,
559     .fields = (VMStateField[]) {
560         VMSTATE_UINT8(sum_needed, struct e1000e_tx),
561         VMSTATE_UINT8(props.ipcss, struct e1000e_tx),
562         VMSTATE_UINT8(props.ipcso, struct e1000e_tx),
563         VMSTATE_UINT16(props.ipcse, struct e1000e_tx),
564         VMSTATE_UINT8(props.tucss, struct e1000e_tx),
565         VMSTATE_UINT8(props.tucso, struct e1000e_tx),
566         VMSTATE_UINT16(props.tucse, struct e1000e_tx),
567         VMSTATE_UINT8(props.hdr_len, struct e1000e_tx),
568         VMSTATE_UINT16(props.mss, struct e1000e_tx),
569         VMSTATE_UINT32(props.paylen, struct e1000e_tx),
570         VMSTATE_INT8(props.ip, struct e1000e_tx),
571         VMSTATE_INT8(props.tcp, struct e1000e_tx),
572         VMSTATE_BOOL(props.tse, struct e1000e_tx),
573         VMSTATE_BOOL(cptse, struct e1000e_tx),
574         VMSTATE_BOOL(skip_cp, struct e1000e_tx),
575         VMSTATE_END_OF_LIST()
576     }
577 };
578 
579 static const VMStateDescription e1000e_vmstate_intr_timer = {
580     .name = "e1000e-intr-timer",
581     .version_id = 1,
582     .minimum_version_id = 1,
583     .fields = (VMStateField[]) {
584         VMSTATE_TIMER_PTR(timer, E1000IntrDelayTimer),
585         VMSTATE_BOOL(running, E1000IntrDelayTimer),
586         VMSTATE_END_OF_LIST()
587     }
588 };
589 
590 #define VMSTATE_E1000E_INTR_DELAY_TIMER(_f, _s)                     \
591     VMSTATE_STRUCT(_f, _s, 0,                                       \
592                    e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
593 
594 #define VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(_f, _s, _num)         \
595     VMSTATE_STRUCT_ARRAY(_f, _s, _num, 0,                           \
596                          e1000e_vmstate_intr_timer, E1000IntrDelayTimer)
597 
598 static const VMStateDescription e1000e_vmstate = {
599     .name = "e1000e",
600     .version_id = 1,
601     .minimum_version_id = 1,
602     .pre_save = e1000e_pre_save,
603     .post_load = e1000e_post_load,
604     .fields = (VMStateField[]) {
605         VMSTATE_PCI_DEVICE(parent_obj, E1000EState),
606         VMSTATE_MSIX(parent_obj, E1000EState),
607 
608         VMSTATE_UINT32(ioaddr, E1000EState),
609         VMSTATE_UINT32(core.rxbuf_min_shift, E1000EState),
610         VMSTATE_UINT8(core.rx_desc_len, E1000EState),
611         VMSTATE_UINT32_ARRAY(core.rxbuf_sizes, E1000EState,
612                              E1000_PSRCTL_BUFFS_PER_DESC),
613         VMSTATE_UINT32(core.rx_desc_buf_size, E1000EState),
614         VMSTATE_UINT16_ARRAY(core.eeprom, E1000EState, E1000E_EEPROM_SIZE),
615         VMSTATE_UINT16_2DARRAY(core.phy, E1000EState,
616                                E1000E_PHY_PAGES, E1000E_PHY_PAGE_SIZE),
617         VMSTATE_UINT32_ARRAY(core.mac, E1000EState, E1000E_MAC_SIZE),
618         VMSTATE_UINT8_ARRAY(core.permanent_mac, E1000EState, ETH_ALEN),
619 
620         VMSTATE_UINT32(core.delayed_causes, E1000EState),
621 
622         VMSTATE_UINT16(subsys, E1000EState),
623         VMSTATE_UINT16(subsys_ven, E1000EState),
624 
625         VMSTATE_E1000E_INTR_DELAY_TIMER(core.rdtr, E1000EState),
626         VMSTATE_E1000E_INTR_DELAY_TIMER(core.radv, E1000EState),
627         VMSTATE_E1000E_INTR_DELAY_TIMER(core.raid, E1000EState),
628         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tadv, E1000EState),
629         VMSTATE_E1000E_INTR_DELAY_TIMER(core.tidv, E1000EState),
630 
631         VMSTATE_E1000E_INTR_DELAY_TIMER(core.itr, E1000EState),
632         VMSTATE_BOOL(core.itr_intr_pending, E1000EState),
633 
634         VMSTATE_E1000E_INTR_DELAY_TIMER_ARRAY(core.eitr, E1000EState,
635                                               E1000E_MSIX_VEC_NUM),
636         VMSTATE_BOOL_ARRAY(core.eitr_intr_pending, E1000EState,
637                            E1000E_MSIX_VEC_NUM),
638 
639         VMSTATE_UINT32(core.itr_guest_value, E1000EState),
640         VMSTATE_UINT32_ARRAY(core.eitr_guest_value, E1000EState,
641                              E1000E_MSIX_VEC_NUM),
642 
643         VMSTATE_UINT16(core.vet, E1000EState),
644 
645         VMSTATE_STRUCT_ARRAY(core.tx, E1000EState, E1000E_NUM_QUEUES, 0,
646                              e1000e_vmstate_tx, struct e1000e_tx),
647         VMSTATE_END_OF_LIST()
648     }
649 };
650 
651 static PropertyInfo e1000e_prop_disable_vnet,
652                     e1000e_prop_subsys_ven,
653                     e1000e_prop_subsys;
654 
655 static Property e1000e_properties[] = {
656     DEFINE_NIC_PROPERTIES(E1000EState, conf),
657     DEFINE_PROP_SIGNED("disable_vnet_hdr", E1000EState, disable_vnet, false,
658                         e1000e_prop_disable_vnet, bool),
659     DEFINE_PROP_SIGNED("subsys_ven", E1000EState, subsys_ven,
660                         PCI_VENDOR_ID_INTEL,
661                         e1000e_prop_subsys_ven, uint16_t),
662     DEFINE_PROP_SIGNED("subsys", E1000EState, subsys, 0,
663                         e1000e_prop_subsys, uint16_t),
664     DEFINE_PROP_END_OF_LIST(),
665 };
666 
667 static void e1000e_class_init(ObjectClass *class, void *data)
668 {
669     DeviceClass *dc = DEVICE_CLASS(class);
670     PCIDeviceClass *c = PCI_DEVICE_CLASS(class);
671 
672     c->realize = e1000e_pci_realize;
673     c->exit = e1000e_pci_uninit;
674     c->vendor_id = PCI_VENDOR_ID_INTEL;
675     c->device_id = E1000_DEV_ID_82574L;
676     c->revision = 0;
677     c->romfile = "efi-e1000e.rom";
678     c->class_id = PCI_CLASS_NETWORK_ETHERNET;
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