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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" | |
f3304eea AG |
23 | #include "boards.h" |
24 | #include "monitor.h" | |
25 | #include "loader.h" | |
26 | #include "elf.h" | |
27 | #include "hw/virtio.h" | |
16c915ba | 28 | #include "hw/virtio-rng.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 | 58 | /* length of VirtIO device pages */ |
a8170e5e | 59 | const hwaddr virtio_size = S390_DEVICE_PAGES * TARGET_PAGE_SIZE; |
d1ff903c | 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; | |
a8170e5e | 70 | hwaddr idx_addr; |
4170aea1 JF |
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 | ||
16c915ba AS |
209 | static int s390_virtio_rng_init(VirtIOS390Device *dev) |
210 | { | |
211 | VirtIODevice *vdev; | |
212 | ||
213 | vdev = virtio_rng_init((DeviceState *)dev, &dev->rng); | |
214 | if (!vdev) { | |
215 | return -1; | |
216 | } | |
217 | ||
218 | return s390_virtio_device_init(dev, vdev); | |
219 | } | |
220 | ||
f3304eea AG |
221 | static uint64_t s390_virtio_device_vq_token(VirtIOS390Device *dev, int vq) |
222 | { | |
223 | ram_addr_t token_off; | |
224 | ||
225 | token_off = (dev->dev_offs + VIRTIO_DEV_OFFS_CONFIG) + | |
226 | (vq * VIRTIO_VQCONFIG_LEN) + | |
227 | VIRTIO_VQCONFIG_OFFS_TOKEN; | |
228 | ||
04bc74ed | 229 | return ldq_be_phys(token_off); |
f3304eea AG |
230 | } |
231 | ||
232 | static ram_addr_t s390_virtio_device_num_vq(VirtIOS390Device *dev) | |
233 | { | |
234 | VirtIODevice *vdev = dev->vdev; | |
235 | int num_vq; | |
236 | ||
237 | for (num_vq = 0; num_vq < VIRTIO_PCI_QUEUE_MAX; num_vq++) { | |
238 | if (!virtio_queue_get_num(vdev, num_vq)) { | |
239 | break; | |
240 | } | |
241 | } | |
242 | ||
243 | return num_vq; | |
244 | } | |
245 | ||
246 | static ram_addr_t s390_virtio_next_ring(VirtIOS390Bus *bus) | |
247 | { | |
248 | ram_addr_t r = bus->next_ring; | |
249 | ||
250 | bus->next_ring += VIRTIO_RING_LEN; | |
251 | return r; | |
252 | } | |
253 | ||
baf0b55a | 254 | void s390_virtio_device_sync(VirtIOS390Device *dev) |
f3304eea AG |
255 | { |
256 | VirtIOS390Bus *bus = DO_UPCAST(VirtIOS390Bus, bus, dev->qdev.parent_bus); | |
257 | ram_addr_t cur_offs; | |
258 | uint8_t num_vq; | |
259 | int i; | |
260 | ||
261 | virtio_reset(dev->vdev); | |
262 | ||
263 | /* Sync dev space */ | |
264 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_TYPE, dev->vdev->device_id); | |
265 | ||
266 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_NUM_VQ, s390_virtio_device_num_vq(dev)); | |
267 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_FEATURE_LEN, dev->feat_len); | |
268 | ||
269 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_CONFIG_LEN, dev->vdev->config_len); | |
270 | ||
271 | num_vq = s390_virtio_device_num_vq(dev); | |
272 | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_NUM_VQ, num_vq); | |
273 | ||
274 | /* Sync virtqueues */ | |
275 | for (i = 0; i < num_vq; i++) { | |
276 | ram_addr_t vq = (dev->dev_offs + VIRTIO_DEV_OFFS_CONFIG) + | |
277 | (i * VIRTIO_VQCONFIG_LEN); | |
278 | ram_addr_t vring; | |
279 | ||
280 | vring = s390_virtio_next_ring(bus); | |
281 | virtio_queue_set_addr(dev->vdev, i, vring); | |
282 | virtio_queue_set_vector(dev->vdev, i, i); | |
04bc74ed AG |
283 | stq_be_phys(vq + VIRTIO_VQCONFIG_OFFS_ADDRESS, vring); |
284 | stw_be_phys(vq + VIRTIO_VQCONFIG_OFFS_NUM, virtio_queue_get_num(dev->vdev, i)); | |
f3304eea AG |
285 | } |
286 | ||
287 | cur_offs = dev->dev_offs; | |
288 | cur_offs += VIRTIO_DEV_OFFS_CONFIG; | |
289 | cur_offs += num_vq * VIRTIO_VQCONFIG_LEN; | |
290 | ||
291 | /* Sync feature bitmap */ | |
04bc74ed | 292 | stl_le_phys(cur_offs, dev->host_features); |
f3304eea AG |
293 | |
294 | dev->feat_offs = cur_offs + dev->feat_len; | |
295 | cur_offs += dev->feat_len * 2; | |
296 | ||
297 | /* Sync config space */ | |
298 | if (dev->vdev->get_config) { | |
299 | dev->vdev->get_config(dev->vdev, dev->vdev->config); | |
300 | } | |
301 | ||
54f7b4a3 SW |
302 | cpu_physical_memory_write(cur_offs, |
303 | dev->vdev->config, dev->vdev->config_len); | |
f3304eea AG |
304 | cur_offs += dev->vdev->config_len; |
305 | } | |
306 | ||
307 | void s390_virtio_device_update_status(VirtIOS390Device *dev) | |
308 | { | |
309 | VirtIODevice *vdev = dev->vdev; | |
310 | uint32_t features; | |
311 | ||
3e607cb5 | 312 | virtio_set_status(vdev, ldub_phys(dev->dev_offs + VIRTIO_DEV_OFFS_STATUS)); |
f3304eea AG |
313 | |
314 | /* Update guest supported feature bitmap */ | |
315 | ||
04bc74ed | 316 | features = bswap32(ldl_be_phys(dev->feat_offs)); |
ad0c9332 | 317 | virtio_set_features(vdev, features); |
f3304eea AG |
318 | } |
319 | ||
320 | VirtIOS390Device *s390_virtio_bus_console(VirtIOS390Bus *bus) | |
321 | { | |
322 | return bus->console; | |
323 | } | |
324 | ||
325 | /* Find a device by vring address */ | |
326 | VirtIOS390Device *s390_virtio_bus_find_vring(VirtIOS390Bus *bus, | |
327 | ram_addr_t mem, | |
328 | int *vq_num) | |
329 | { | |
0866aca1 | 330 | BusChild *kid; |
f3304eea AG |
331 | int i; |
332 | ||
0866aca1 AL |
333 | QTAILQ_FOREACH(kid, &bus->bus.children, sibling) { |
334 | VirtIOS390Device *dev = (VirtIOS390Device *)kid->child; | |
335 | ||
f3304eea | 336 | for(i = 0; i < VIRTIO_PCI_QUEUE_MAX; i++) { |
0866aca1 | 337 | if (!virtio_queue_get_addr(dev->vdev, i)) |
f3304eea | 338 | break; |
0866aca1 | 339 | if (virtio_queue_get_addr(dev->vdev, i) == mem) { |
f3304eea AG |
340 | if (vq_num) { |
341 | *vq_num = i; | |
342 | } | |
0866aca1 | 343 | return dev; |
f3304eea AG |
344 | } |
345 | } | |
346 | } | |
347 | ||
348 | return NULL; | |
349 | } | |
350 | ||
351 | /* Find a device by device descriptor location */ | |
352 | VirtIOS390Device *s390_virtio_bus_find_mem(VirtIOS390Bus *bus, ram_addr_t mem) | |
353 | { | |
0866aca1 | 354 | BusChild *kid; |
f3304eea | 355 | |
0866aca1 AL |
356 | QTAILQ_FOREACH(kid, &bus->bus.children, sibling) { |
357 | VirtIOS390Device *dev = (VirtIOS390Device *)kid->child; | |
358 | if (dev->dev_offs == mem) { | |
359 | return dev; | |
f3304eea AG |
360 | } |
361 | } | |
362 | ||
363 | return NULL; | |
364 | } | |
365 | ||
366 | static void virtio_s390_notify(void *opaque, uint16_t vector) | |
367 | { | |
368 | VirtIOS390Device *dev = (VirtIOS390Device*)opaque; | |
369 | uint64_t token = s390_virtio_device_vq_token(dev, vector); | |
45fa769b AF |
370 | S390CPU *cpu = s390_cpu_addr2state(0); |
371 | CPUS390XState *env = &cpu->env; | |
f3304eea | 372 | |
7fa41e53 | 373 | s390_virtio_irq(env, 0, token); |
f3304eea AG |
374 | } |
375 | ||
8172539d MT |
376 | static unsigned virtio_s390_get_features(void *opaque) |
377 | { | |
378 | VirtIOS390Device *dev = (VirtIOS390Device*)opaque; | |
379 | return dev->host_features; | |
380 | } | |
381 | ||
f3304eea AG |
382 | /**************** S390 Virtio Bus Device Descriptions *******************/ |
383 | ||
384 | static const VirtIOBindings virtio_s390_bindings = { | |
385 | .notify = virtio_s390_notify, | |
8172539d | 386 | .get_features = virtio_s390_get_features, |
f3304eea AG |
387 | }; |
388 | ||
39bffca2 AL |
389 | static Property s390_virtio_net_properties[] = { |
390 | DEFINE_NIC_PROPERTIES(VirtIOS390Device, nic), | |
391 | DEFINE_PROP_UINT32("x-txtimer", VirtIOS390Device, | |
392 | net.txtimer, TX_TIMER_INTERVAL), | |
393 | DEFINE_PROP_INT32("x-txburst", VirtIOS390Device, | |
394 | net.txburst, TX_BURST), | |
395 | DEFINE_PROP_STRING("tx", VirtIOS390Device, net.tx), | |
396 | DEFINE_PROP_END_OF_LIST(), | |
397 | }; | |
398 | ||
19b6914a AL |
399 | static void s390_virtio_net_class_init(ObjectClass *klass, void *data) |
400 | { | |
39bffca2 AL |
401 | DeviceClass *dc = DEVICE_CLASS(klass); |
402 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
19b6914a | 403 | |
39bffca2 AL |
404 | k->init = s390_virtio_net_init; |
405 | dc->props = s390_virtio_net_properties; | |
19b6914a AL |
406 | } |
407 | ||
39bffca2 AL |
408 | static TypeInfo s390_virtio_net = { |
409 | .name = "virtio-net-s390", | |
410 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
411 | .instance_size = sizeof(VirtIOS390Device), | |
412 | .class_init = s390_virtio_net_class_init, | |
413 | }; | |
414 | ||
415 | static Property s390_virtio_blk_properties[] = { | |
12c5674b | 416 | DEFINE_BLOCK_PROPERTIES(VirtIOS390Device, blk.conf), |
e63e7fde | 417 | DEFINE_BLOCK_CHS_PROPERTIES(VirtIOS390Device, blk.conf), |
12c5674b | 418 | DEFINE_PROP_STRING("serial", VirtIOS390Device, blk.serial), |
a6c5c84a PB |
419 | #ifdef __linux__ |
420 | DEFINE_PROP_BIT("scsi", VirtIOS390Device, blk.scsi, 0, true), | |
421 | #endif | |
39bffca2 | 422 | DEFINE_PROP_END_OF_LIST(), |
f3304eea AG |
423 | }; |
424 | ||
19b6914a AL |
425 | static void s390_virtio_blk_class_init(ObjectClass *klass, void *data) |
426 | { | |
39bffca2 AL |
427 | DeviceClass *dc = DEVICE_CLASS(klass); |
428 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
19b6914a | 429 | |
39bffca2 AL |
430 | k->init = s390_virtio_blk_init; |
431 | dc->props = s390_virtio_blk_properties; | |
19b6914a AL |
432 | } |
433 | ||
39bffca2 AL |
434 | static TypeInfo s390_virtio_blk = { |
435 | .name = "virtio-blk-s390", | |
436 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
437 | .instance_size = sizeof(VirtIOS390Device), | |
438 | .class_init = s390_virtio_blk_class_init, | |
439 | }; | |
440 | ||
441 | static Property s390_virtio_serial_properties[] = { | |
442 | DEFINE_PROP_UINT32("max_ports", VirtIOS390Device, | |
443 | serial.max_virtserial_ports, 31), | |
444 | DEFINE_PROP_END_OF_LIST(), | |
f3304eea AG |
445 | }; |
446 | ||
19b6914a AL |
447 | static void s390_virtio_serial_class_init(ObjectClass *klass, void *data) |
448 | { | |
39bffca2 AL |
449 | DeviceClass *dc = DEVICE_CLASS(klass); |
450 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
19b6914a | 451 | |
39bffca2 AL |
452 | k->init = s390_virtio_serial_init; |
453 | dc->props = s390_virtio_serial_properties; | |
19b6914a AL |
454 | } |
455 | ||
39bffca2 AL |
456 | static TypeInfo s390_virtio_serial = { |
457 | .name = "virtio-serial-s390", | |
458 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
459 | .instance_size = sizeof(VirtIOS390Device), | |
460 | .class_init = s390_virtio_serial_class_init, | |
f3304eea AG |
461 | }; |
462 | ||
16c915ba AS |
463 | static void s390_virtio_rng_initfn(Object *obj) |
464 | { | |
465 | VirtIOS390Device *dev = VIRTIO_S390_DEVICE(obj); | |
466 | ||
467 | object_property_add_link(obj, "rng", TYPE_RNG_BACKEND, | |
468 | (Object **)&dev->rng.rng, NULL); | |
469 | } | |
470 | ||
471 | static void s390_virtio_rng_class_init(ObjectClass *klass, void *data) | |
472 | { | |
473 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
474 | ||
475 | k->init = s390_virtio_rng_init; | |
476 | } | |
477 | ||
478 | static TypeInfo s390_virtio_rng = { | |
479 | .name = "virtio-rng-s390", | |
480 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
481 | .instance_size = sizeof(VirtIOS390Device), | |
482 | .instance_init = s390_virtio_rng_initfn, | |
483 | .class_init = s390_virtio_rng_class_init, | |
484 | }; | |
485 | ||
d307af79 | 486 | static int s390_virtio_busdev_init(DeviceState *dev) |
f3304eea | 487 | { |
f3304eea | 488 | VirtIOS390Device *_dev = (VirtIOS390Device *)dev; |
19b6914a | 489 | VirtIOS390DeviceClass *_info = VIRTIO_S390_DEVICE_GET_CLASS(dev); |
f3304eea AG |
490 | |
491 | return _info->init(_dev); | |
492 | } | |
493 | ||
39bffca2 | 494 | static void virtio_s390_device_class_init(ObjectClass *klass, void *data) |
f3304eea | 495 | { |
39bffca2 | 496 | DeviceClass *dc = DEVICE_CLASS(klass); |
f3304eea | 497 | |
39bffca2 | 498 | dc->init = s390_virtio_busdev_init; |
0d936928 | 499 | dc->bus_type = TYPE_S390_VIRTIO_BUS; |
39bffca2 | 500 | dc->unplug = qdev_simple_unplug_cb; |
f3304eea AG |
501 | } |
502 | ||
19b6914a AL |
503 | static TypeInfo virtio_s390_device_info = { |
504 | .name = TYPE_VIRTIO_S390_DEVICE, | |
505 | .parent = TYPE_DEVICE, | |
506 | .instance_size = sizeof(VirtIOS390Device), | |
39bffca2 | 507 | .class_init = virtio_s390_device_class_init, |
e87f7fc6 | 508 | .class_size = sizeof(VirtIOS390DeviceClass), |
19b6914a AL |
509 | .abstract = true, |
510 | }; | |
511 | ||
973abc7f SH |
512 | static Property s390_virtio_scsi_properties[] = { |
513 | DEFINE_VIRTIO_SCSI_PROPERTIES(VirtIOS390Device, host_features, scsi), | |
514 | DEFINE_PROP_END_OF_LIST(), | |
515 | }; | |
516 | ||
517 | static void s390_virtio_scsi_class_init(ObjectClass *klass, void *data) | |
518 | { | |
519 | DeviceClass *dc = DEVICE_CLASS(klass); | |
520 | VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass); | |
521 | ||
522 | k->init = s390_virtio_scsi_init; | |
523 | dc->props = s390_virtio_scsi_properties; | |
524 | } | |
525 | ||
526 | static TypeInfo s390_virtio_scsi = { | |
527 | .name = "virtio-scsi-s390", | |
528 | .parent = TYPE_VIRTIO_S390_DEVICE, | |
529 | .instance_size = sizeof(VirtIOS390Device), | |
530 | .class_init = s390_virtio_scsi_class_init, | |
531 | }; | |
f3304eea AG |
532 | |
533 | /***************** S390 Virtio Bus Bridge Device *******************/ | |
534 | /* Only required to have the virtio bus as child in the system bus */ | |
535 | ||
536 | static int s390_virtio_bridge_init(SysBusDevice *dev) | |
537 | { | |
538 | /* nothing */ | |
539 | return 0; | |
540 | } | |
541 | ||
999e12bb AL |
542 | static void s390_virtio_bridge_class_init(ObjectClass *klass, void *data) |
543 | { | |
39bffca2 | 544 | DeviceClass *dc = DEVICE_CLASS(klass); |
999e12bb AL |
545 | SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); |
546 | ||
547 | k->init = s390_virtio_bridge_init; | |
39bffca2 | 548 | dc->no_user = 1; |
999e12bb AL |
549 | } |
550 | ||
39bffca2 AL |
551 | static TypeInfo s390_virtio_bridge_info = { |
552 | .name = "s390-virtio-bridge", | |
553 | .parent = TYPE_SYS_BUS_DEVICE, | |
554 | .instance_size = sizeof(SysBusDevice), | |
555 | .class_init = s390_virtio_bridge_class_init, | |
f3304eea AG |
556 | }; |
557 | ||
83f7d43a | 558 | static void s390_virtio_register_types(void) |
f3304eea | 559 | { |
0d936928 | 560 | type_register_static(&s390_virtio_bus_info); |
83f7d43a AF |
561 | type_register_static(&virtio_s390_device_info); |
562 | type_register_static(&s390_virtio_serial); | |
563 | type_register_static(&s390_virtio_blk); | |
564 | type_register_static(&s390_virtio_net); | |
973abc7f | 565 | type_register_static(&s390_virtio_scsi); |
16c915ba | 566 | type_register_static(&s390_virtio_rng); |
39bffca2 | 567 | type_register_static(&s390_virtio_bridge_info); |
f3304eea AG |
568 | } |
569 | ||
83f7d43a | 570 | type_init(s390_virtio_register_types) |