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f3304eea AG |
1 | /* |
2 | * QEMU S390 virtio target | |
3 | * | |
4 | * Copyright (c) 2009 Alexander Graf <agraf@suse.de> | |
5 | * | |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include "hw.h" | |
21 | #include "block.h" | |
22 | #include "sysemu.h" | |
23 | #include "net.h" | |
24 | #include "boards.h" | |
25 | #include "monitor.h" | |
26 | #include "loader.h" | |
27 | #include "elf.h" | |
28 | #include "hw/virtio.h" | |
98b19252 | 29 | #include "hw/virtio-serial.h" |
f0c07c7c | 30 | #include "hw/virtio-net.h" |
f3304eea AG |
31 | #include "hw/sysbus.h" |
32 | #include "kvm.h" | |
33 | ||
34 | #include "hw/s390-virtio-bus.h" | |
35 | ||
36 | /* #define DEBUG_S390 */ | |
37 | ||
38 | #ifdef DEBUG_S390 | |
39 | #define dprintf(fmt, ...) \ | |
40 | do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0) | |
41 | #else | |
42 | #define dprintf(fmt, ...) \ | |
43 | do { } while (0) | |
44 | #endif | |
45 | ||
8103b4d1 AG |
46 | #define VIRTIO_EXT_CODE 0x2603 |
47 | ||
0d936928 AL |
48 | static const TypeInfo s390_virtio_bus_info = { |
49 | .name = TYPE_S390_VIRTIO_BUS, | |
50 | .parent = TYPE_BUS, | |
51 | .instance_size = sizeof(VirtIOS390Bus), | |
f3304eea AG |
52 | }; |
53 | ||
f3304eea AG |
54 | static const VirtIOBindings virtio_s390_bindings; |
55 | ||
56 | static ram_addr_t s390_virtio_device_num_vq(VirtIOS390Device *dev); | |
f3304eea | 57 | |
d1ff903c AG |
58 | /* length of VirtIO device pages */ |
59 | const target_phys_addr_t virtio_size = S390_DEVICE_PAGES * TARGET_PAGE_SIZE; | |
60 | ||
eb3caa44 JF |
61 | static void s390_virtio_bus_reset(void *opaque) |
62 | { | |
63 | VirtIOS390Bus *bus = opaque; | |
64 | bus->next_ring = bus->dev_page + TARGET_PAGE_SIZE; | |
65 | } | |
66 | ||
4170aea1 JF |
67 | void s390_virtio_reset_idx(VirtIOS390Device *dev) |
68 | { | |
69 | int i; | |
70 | target_phys_addr_t idx_addr; | |
71 | uint8_t num_vq; | |
72 | ||
73 | num_vq = s390_virtio_device_num_vq(dev); | |
74 | for (i = 0; i < num_vq; i++) { | |
75 | idx_addr = virtio_queue_get_avail_addr(dev->vdev, i) + | |
76 | VIRTIO_VRING_AVAIL_IDX_OFFS; | |
77 | stw_phys(idx_addr, 0); | |
78 | idx_addr = virtio_queue_get_used_addr(dev->vdev, i) + | |
79 | VIRTIO_VRING_USED_IDX_OFFS; | |
80 | stw_phys(idx_addr, 0); | |
81 | } | |
82 | } | |
83 | ||
f3304eea AG |
84 | VirtIOS390Bus *s390_virtio_bus_init(ram_addr_t *ram_size) |
85 | { | |
86 | VirtIOS390Bus *bus; | |
87 | BusState *_bus; | |
88 | DeviceState *dev; | |
89 | ||
90 | /* Create bridge device */ | |
91 | dev = qdev_create(NULL, "s390-virtio-bridge"); | |
92 | qdev_init_nofail(dev); | |
93 | ||
94 | /* Create bus on bridge device */ | |
95 | ||
0d936928 | 96 | _bus = qbus_create(TYPE_S390_VIRTIO_BUS, dev, "s390-virtio"); |
f3304eea AG |
97 | bus = DO_UPCAST(VirtIOS390Bus, bus, _bus); |
98 | ||
99 | bus->dev_page = *ram_size; | |
100 | bus->dev_offs = bus->dev_page; | |
101 | bus->next_ring = bus->dev_page + TARGET_PAGE_SIZE; | |
102 | ||
7fa41e53 AG |
103 | /* Enable hotplugging */ |
104 | _bus->allow_hotplug = 1; | |
105 | ||
f3304eea AG |
106 | /* Allocate RAM for VirtIO device pages (descriptors, queues, rings) */ |
107 | *ram_size += S390_DEVICE_PAGES * TARGET_PAGE_SIZE; | |
108 | ||
eb3caa44 | 109 | qemu_register_reset(s390_virtio_bus_reset, bus); |
f3304eea AG |
110 | return bus; |
111 | } | |
112 | ||
0e4213a7 | 113 | static void s390_virtio_irq(CPUS390XState *env, int config_change, uint64_t token) |
7fa41e53 AG |
114 | { |
115 | if (kvm_enabled()) { | |
116 | kvm_s390_virtio_irq(env, config_change, token); | |
117 | } else { | |
118 | cpu_inject_ext(env, VIRTIO_EXT_CODE, config_change, token); | |
119 | } | |
120 | } | |
121 | ||
f3304eea AG |
122 | static int s390_virtio_device_init(VirtIOS390Device *dev, VirtIODevice *vdev) |
123 | { | |
124 | VirtIOS390Bus *bus; | |
125 | int dev_len; | |
126 | ||
127 | bus = DO_UPCAST(VirtIOS390Bus, bus, dev->qdev.parent_bus); | |
128 | dev->vdev = vdev; | |
129 | dev->dev_offs = bus->dev_offs; | |
130 | dev->feat_len = sizeof(uint32_t); /* always keep 32 bits features */ | |
131 | ||
132 | dev_len = VIRTIO_DEV_OFFS_CONFIG; | |
133 | dev_len += s390_virtio_device_num_vq(dev) * VIRTIO_VQCONFIG_LEN; | |
134 | dev_len += dev->feat_len * 2; | |
135 | dev_len += vdev->config_len; | |
136 | ||
137 | bus->dev_offs += dev_len; | |
138 | ||
139 | virtio_bind_device(vdev, &virtio_s390_bindings, dev); | |
8172539d | 140 | dev->host_features = vdev->get_features(vdev, dev->host_features); |
f3304eea | 141 | s390_virtio_device_sync(dev); |
4170aea1 | 142 | s390_virtio_reset_idx(dev); |
7fa41e53 | 143 | if (dev->qdev.hotplugged) { |
45fa769b AF |
144 | S390CPU *cpu = s390_cpu_addr2state(0); |
145 | CPUS390XState *env = &cpu->env; | |
7fa41e53 AG |
146 | s390_virtio_irq(env, VIRTIO_PARAM_DEV_ADD, dev->dev_offs); |
147 | } | |
148 | ||
f3304eea AG |
149 | return 0; |
150 | } | |
151 | ||
152 | static int s390_virtio_net_init(VirtIOS390Device *dev) | |
153 | { | |
154 | VirtIODevice *vdev; | |
155 | ||
f0c07c7c | 156 | vdev = virtio_net_init((DeviceState *)dev, &dev->nic, &dev->net); |
f3304eea AG |
157 | if (!vdev) { |
158 | return -1; | |
159 | } | |
160 | ||
161 | return s390_virtio_device_init(dev, vdev); | |
162 | } | |
163 | ||
164 | static int s390_virtio_blk_init(VirtIOS390Device *dev) | |
165 | { | |
166 | VirtIODevice *vdev; | |
167 | ||
12c5674b | 168 | vdev = virtio_blk_init((DeviceState *)dev, &dev->blk); |
f3304eea AG |
169 | if (!vdev) { |
170 | return -1; | |
171 | } | |
172 | ||
173 | return s390_virtio_device_init(dev, vdev); | |
174 | } | |
175 | ||
98b19252 | 176 | static int s390_virtio_serial_init(VirtIOS390Device *dev) |
f3304eea AG |
177 | { |
178 | VirtIOS390Bus *bus; | |
179 | VirtIODevice *vdev; | |
180 | int r; | |
181 | ||
182 | bus = DO_UPCAST(VirtIOS390Bus, bus, dev->qdev.parent_bus); | |
183 | ||
6be9b414 | 184 | vdev = virtio_serial_init((DeviceState *)dev, &dev->serial); |
f3304eea AG |
185 | if (!vdev) { |
186 | return -1; | |
187 | } | |
188 | ||
189 | r = s390_virtio_device_init(dev, vdev); | |
190 | if (!r) { | |
191 | bus->console = dev; | |
192 | } | |
193 | ||
194 | return r; | |
195 | } | |
196 | ||
973abc7f SH |
197 | static int s390_virtio_scsi_init(VirtIOS390Device *dev) |
198 | { | |
199 | VirtIODevice *vdev; | |
200 | ||
201 | vdev = virtio_scsi_init((DeviceState *)dev, &dev->scsi); | |
202 | if (!vdev) { | |
203 | return -1; | |
204 | } | |
205 | ||
206 | return s390_virtio_device_init(dev, vdev); | |
207 | } | |
208 | ||
f3304eea AG |
209 | static uint64_t s390_virtio_device_vq_token(VirtIOS390Device *dev, int vq) |
210 | { | |
211 | ram_addr_t token_off; | |
212 | ||
213 | token_off = (dev->dev_offs + VIRTIO_DEV_OFFS_CONFIG) + | |
214 | (vq * VIRTIO_VQCONFIG_LEN) + | |
215 | VIRTIO_VQCONFIG_OFFS_TOKEN; | |
216 | ||
04bc74ed | 217 | return ldq_be_phys(token_off); |
f3304eea AG |
218 | } |
219 | ||
220 | static ram_addr_t s390_virtio_device_num_vq(VirtIOS390Device *dev) | |
221 | { | |
222 | VirtIODevice *vdev = dev->vdev; | |
223 | int num_vq; | |
224 | ||
225 | for (num_vq = 0; num_vq < VIRTIO_PCI_QUEUE_MAX; num_vq++) { | |
226 | if (!virtio_queue_get_num(vdev, num_vq)) { | |
227 | break; | |
228 | } | |
229 | } | |
230 | ||
231 | return num_vq; | |
232 | } | |
233 | ||
234 | static ram_addr_t s390_virtio_next_ring(VirtIOS390Bus *bus) | |
235 | { | |
236 | ram_addr_t r = bus->next_ring; | |
237 | ||
238 | bus->next_ring += VIRTIO_RING_LEN; | |
239 | return r; | |
240 | } | |
241 | ||
baf0b55a | 242 | void s390_virtio_device_sync(VirtIOS390Device *dev) |
f3304eea AG |
243 | { |
244 | VirtIOS390Bus *bus = DO_UPCAST(VirtIOS390Bus, bus, dev->qdev.parent_bus); | |
245 | ram_addr_t cur_offs; | |
246 | uint8_t num_vq; | |
247 | int i; | |
248 | ||
249 | virtio_reset(dev->vdev); | |
250 | ||
251 | /* Sync dev space */ | |
252 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_TYPE, dev->vdev->device_id); | |
253 | ||
254 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_NUM_VQ, s390_virtio_device_num_vq(dev)); | |
255 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_FEATURE_LEN, dev->feat_len); | |
256 | ||
257 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_CONFIG_LEN, dev->vdev->config_len); | |
258 | ||
259 | num_vq = s390_virtio_device_num_vq(dev); | |
260 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_NUM_VQ, num_vq); | |
261 | ||
262 | /* Sync virtqueues */ | |
263 | for (i = 0; i < num_vq; i++) { | |
264 | ram_addr_t vq = (dev->dev_offs + VIRTIO_DEV_OFFS_CONFIG) + | |
265 | (i * VIRTIO_VQCONFIG_LEN); | |
266 | ram_addr_t vring; | |
267 | ||
268 | vring = s390_virtio_next_ring(bus); | |
269 | virtio_queue_set_addr(dev->vdev, i, vring); | |
270 | virtio_queue_set_vector(dev->vdev, i, i); | |
04bc74ed AG |
271 | stq_be_phys(vq + VIRTIO_VQCONFIG_OFFS_ADDRESS, vring); |
272 | stw_be_phys(vq + VIRTIO_VQCONFIG_OFFS_NUM, virtio_queue_get_num(dev->vdev, i)); | |
f3304eea AG |
273 | } |
274 | ||
275 | cur_offs = dev->dev_offs; | |
276 | cur_offs += VIRTIO_DEV_OFFS_CONFIG; | |
277 | cur_offs += num_vq * VIRTIO_VQCONFIG_LEN; | |
278 | ||
279 | /* Sync feature bitmap */ | |
04bc74ed | 280 | stl_le_phys(cur_offs, dev->host_features); |
f3304eea AG |
281 | |
282 | dev->feat_offs = cur_offs + dev->feat_len; | |
283 | cur_offs += dev->feat_len * 2; | |
284 | ||
285 | /* Sync config space */ | |
286 | if (dev->vdev->get_config) { | |
287 | dev->vdev->get_config(dev->vdev, dev->vdev->config); | |
288 | } | |
289 | ||
54f7b4a3 SW |
290 | cpu_physical_memory_write(cur_offs, |
291 | dev->vdev->config, dev->vdev->config_len); | |
f3304eea AG |
292 | cur_offs += dev->vdev->config_len; |
293 | } | |
294 | ||
295 | void s390_virtio_device_update_status(VirtIOS390Device *dev) | |
296 | { | |
297 | VirtIODevice *vdev = dev->vdev; | |
298 | uint32_t features; | |
299 | ||
3e607cb5 | 300 | virtio_set_status(vdev, ldub_phys(dev->dev_offs + VIRTIO_DEV_OFFS_STATUS)); |
f3304eea AG |
301 | |
302 | /* Update guest supported feature bitmap */ | |
303 | ||
04bc74ed | 304 | features = bswap32(ldl_be_phys(dev->feat_offs)); |
ad0c9332 | 305 | virtio_set_features(vdev, features); |
f3304eea AG |
306 | } |
307 | ||
308 | VirtIOS390Device *s390_virtio_bus_console(VirtIOS390Bus *bus) | |
309 | { | |
310 | return bus->console; | |
311 | } | |
312 | ||
313 | /* Find a device by vring address */ | |
314 | VirtIOS390Device *s390_virtio_bus_find_vring(VirtIOS390Bus *bus, | |
315 | ram_addr_t mem, | |
316 | int *vq_num) | |
317 | { | |
0866aca1 | 318 | BusChild *kid; |
f3304eea AG |
319 | int i; |
320 | ||
0866aca1 AL |
321 | QTAILQ_FOREACH(kid, &bus->bus.children, sibling) { |
322 | VirtIOS390Device *dev = (VirtIOS390Device *)kid->child; | |
323 | ||
f3304eea | 324 | for(i = 0; i < VIRTIO_PCI_QUEUE_MAX; i++) { |
0866aca1 | 325 | if (!virtio_queue_get_addr(dev->vdev, i)) |
f3304eea | 326 | break; |
0866aca1 | 327 | if (virtio_queue_get_addr(dev->vdev, i) == mem) { |
f3304eea AG |
328 | if (vq_num) { |
329 | *vq_num = i; | |
330 | } | |
0866aca1 | 331 | return dev; |
f3304eea AG |
332 | } |
333 | } | |
334 | } | |
335 | ||
336 | return NULL; | |
337 | } | |
338 | ||
339 | /* Find a device by device descriptor location */ | |
340 | VirtIOS390Device *s390_virtio_bus_find_mem(VirtIOS390Bus *bus, ram_addr_t mem) | |
341 | { | |
0866aca1 | 342 | BusChild *kid; |
f3304eea | 343 | |
0866aca1 AL |
344 | QTAILQ_FOREACH(kid, &bus->bus.children, sibling) { |
345 | VirtIOS390Device *dev = (VirtIOS390Device *)kid->child; | |
346 | if (dev->dev_offs == mem) { | |
347 | return dev; | |
f3304eea AG |
348 | } |
349 | } | |
350 | ||
351 | return NULL; | |
352 | } | |
353 | ||
354 | static void virtio_s390_notify(void *opaque, uint16_t vector) | |
355 | { | |
356 | VirtIOS390Device *dev = (VirtIOS390Device*)opaque; | |
357 | uint64_t token = s390_virtio_device_vq_token(dev, vector); | |
45fa769b AF |
358 | S390CPU *cpu = s390_cpu_addr2state(0); |
359 | CPUS390XState *env = &cpu->env; | |
f3304eea | 360 | |
7fa41e53 | 361 | s390_virtio_irq(env, 0, token); |
f3304eea AG |
362 | } |
363 | ||
8172539d MT |
364 | static unsigned virtio_s390_get_features(void *opaque) |
365 | { | |
366 | VirtIOS390Device *dev = (VirtIOS390Device*)opaque; | |
367 | return dev->host_features; | |
368 | } | |
369 | ||
f3304eea AG |
370 | /**************** S390 Virtio Bus Device Descriptions *******************/ |
371 | ||
372 | static const VirtIOBindings virtio_s390_bindings = { | |
373 | .notify = virtio_s390_notify, | |
8172539d | 374 | .get_features = virtio_s390_get_features, |
f3304eea AG |
375 | }; |
376 | ||
39bffca2 AL |
377 | static Property s390_virtio_net_properties[] = { |
378 | DEFINE_NIC_PROPERTIES(VirtIOS390Device, nic), | |
379 | DEFINE_PROP_UINT32("x-txtimer", VirtIOS390Device, | |
380 | net.txtimer, TX_TIMER_INTERVAL), | |
381 | DEFINE_PROP_INT32("x-txburst", VirtIOS390Device, | |
382 | net.txburst, TX_BURST), | |
383 | DEFINE_PROP_STRING("tx", VirtIOS390Device, net.tx), | |
384 | DEFINE_PROP_END_OF_LIST(), | |
385 | }; | |
386 | ||
19b6914a AL |
387 | static void s390_virtio_net_class_init(ObjectClass *klass, void *data) |
388 | { | |
39bffca2 AL |
389 | DeviceClass *dc = DEVICE_CLASS(klass); |
390 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
19b6914a | 391 | |
39bffca2 AL |
392 | k->init = s390_virtio_net_init; |
393 | dc->props = s390_virtio_net_properties; | |
19b6914a AL |
394 | } |
395 | ||
39bffca2 AL |
396 | static TypeInfo s390_virtio_net = { |
397 | .name = "virtio-net-s390", | |
398 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
399 | .instance_size = sizeof(VirtIOS390Device), | |
400 | .class_init = s390_virtio_net_class_init, | |
401 | }; | |
402 | ||
403 | static Property s390_virtio_blk_properties[] = { | |
12c5674b | 404 | DEFINE_BLOCK_PROPERTIES(VirtIOS390Device, blk.conf), |
e63e7fde | 405 | DEFINE_BLOCK_CHS_PROPERTIES(VirtIOS390Device, blk.conf), |
12c5674b | 406 | DEFINE_PROP_STRING("serial", VirtIOS390Device, blk.serial), |
a6c5c84a PB |
407 | #ifdef __linux__ |
408 | DEFINE_PROP_BIT("scsi", VirtIOS390Device, blk.scsi, 0, true), | |
409 | #endif | |
39bffca2 | 410 | DEFINE_PROP_END_OF_LIST(), |
f3304eea AG |
411 | }; |
412 | ||
19b6914a AL |
413 | static void s390_virtio_blk_class_init(ObjectClass *klass, void *data) |
414 | { | |
39bffca2 AL |
415 | DeviceClass *dc = DEVICE_CLASS(klass); |
416 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
19b6914a | 417 | |
39bffca2 AL |
418 | k->init = s390_virtio_blk_init; |
419 | dc->props = s390_virtio_blk_properties; | |
19b6914a AL |
420 | } |
421 | ||
39bffca2 AL |
422 | static TypeInfo s390_virtio_blk = { |
423 | .name = "virtio-blk-s390", | |
424 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
425 | .instance_size = sizeof(VirtIOS390Device), | |
426 | .class_init = s390_virtio_blk_class_init, | |
427 | }; | |
428 | ||
429 | static Property s390_virtio_serial_properties[] = { | |
430 | DEFINE_PROP_UINT32("max_ports", VirtIOS390Device, | |
431 | serial.max_virtserial_ports, 31), | |
432 | DEFINE_PROP_END_OF_LIST(), | |
f3304eea AG |
433 | }; |
434 | ||
19b6914a AL |
435 | static void s390_virtio_serial_class_init(ObjectClass *klass, void *data) |
436 | { | |
39bffca2 AL |
437 | DeviceClass *dc = DEVICE_CLASS(klass); |
438 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
19b6914a | 439 | |
39bffca2 AL |
440 | k->init = s390_virtio_serial_init; |
441 | dc->props = s390_virtio_serial_properties; | |
19b6914a AL |
442 | } |
443 | ||
39bffca2 AL |
444 | static TypeInfo s390_virtio_serial = { |
445 | .name = "virtio-serial-s390", | |
446 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
447 | .instance_size = sizeof(VirtIOS390Device), | |
448 | .class_init = s390_virtio_serial_class_init, | |
f3304eea AG |
449 | }; |
450 | ||
d307af79 | 451 | static int s390_virtio_busdev_init(DeviceState *dev) |
f3304eea | 452 | { |
f3304eea | 453 | VirtIOS390Device *_dev = (VirtIOS390Device *)dev; |
19b6914a | 454 | VirtIOS390DeviceClass *_info = VIRTIO_S390_DEVICE_GET_CLASS(dev); |
f3304eea AG |
455 | |
456 | return _info->init(_dev); | |
457 | } | |
458 | ||
39bffca2 | 459 | static void virtio_s390_device_class_init(ObjectClass *klass, void *data) |
f3304eea | 460 | { |
39bffca2 | 461 | DeviceClass *dc = DEVICE_CLASS(klass); |
f3304eea | 462 | |
39bffca2 | 463 | dc->init = s390_virtio_busdev_init; |
0d936928 | 464 | dc->bus_type = TYPE_S390_VIRTIO_BUS; |
39bffca2 | 465 | dc->unplug = qdev_simple_unplug_cb; |
f3304eea AG |
466 | } |
467 | ||
19b6914a AL |
468 | static TypeInfo virtio_s390_device_info = { |
469 | .name = TYPE_VIRTIO_S390_DEVICE, | |
470 | .parent = TYPE_DEVICE, | |
471 | .instance_size = sizeof(VirtIOS390Device), | |
39bffca2 | 472 | .class_init = virtio_s390_device_class_init, |
e87f7fc6 | 473 | .class_size = sizeof(VirtIOS390DeviceClass), |
19b6914a AL |
474 | .abstract = true, |
475 | }; | |
476 | ||
973abc7f SH |
477 | static Property s390_virtio_scsi_properties[] = { |
478 | DEFINE_VIRTIO_SCSI_PROPERTIES(VirtIOS390Device, host_features, scsi), | |
479 | DEFINE_PROP_END_OF_LIST(), | |
480 | }; | |
481 | ||
482 | static void s390_virtio_scsi_class_init(ObjectClass *klass, void *data) | |
483 | { | |
484 | DeviceClass *dc = DEVICE_CLASS(klass); | |
485 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
486 | ||
487 | k->init = s390_virtio_scsi_init; | |
488 | dc->props = s390_virtio_scsi_properties; | |
489 | } | |
490 | ||
491 | static TypeInfo s390_virtio_scsi = { | |
492 | .name = "virtio-scsi-s390", | |
493 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
494 | .instance_size = sizeof(VirtIOS390Device), | |
495 | .class_init = s390_virtio_scsi_class_init, | |
496 | }; | |
f3304eea AG |
497 | |
498 | /***************** S390 Virtio Bus Bridge Device *******************/ | |
499 | /* Only required to have the virtio bus as child in the system bus */ | |
500 | ||
501 | static int s390_virtio_bridge_init(SysBusDevice *dev) | |
502 | { | |
503 | /* nothing */ | |
504 | return 0; | |
505 | } | |
506 | ||
999e12bb AL |
507 | static void s390_virtio_bridge_class_init(ObjectClass *klass, void *data) |
508 | { | |
39bffca2 | 509 | DeviceClass *dc = DEVICE_CLASS(klass); |
999e12bb AL |
510 | SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); |
511 | ||
512 | k->init = s390_virtio_bridge_init; | |
39bffca2 | 513 | dc->no_user = 1; |
999e12bb AL |
514 | } |
515 | ||
39bffca2 AL |
516 | static TypeInfo s390_virtio_bridge_info = { |
517 | .name = "s390-virtio-bridge", | |
518 | .parent = TYPE_SYS_BUS_DEVICE, | |
519 | .instance_size = sizeof(SysBusDevice), | |
520 | .class_init = s390_virtio_bridge_class_init, | |
f3304eea AG |
521 | }; |
522 | ||
83f7d43a | 523 | static void s390_virtio_register_types(void) |
f3304eea | 524 | { |
0d936928 | 525 | type_register_static(&s390_virtio_bus_info); |
83f7d43a AF |
526 | type_register_static(&virtio_s390_device_info); |
527 | type_register_static(&s390_virtio_serial); | |
528 | type_register_static(&s390_virtio_blk); | |
529 | type_register_static(&s390_virtio_net); | |
973abc7f | 530 | type_register_static(&s390_virtio_scsi); |
39bffca2 | 531 | type_register_static(&s390_virtio_bridge_info); |
f3304eea AG |
532 | } |
533 | ||
83f7d43a | 534 | type_init(s390_virtio_register_types) |