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Commit | Line | Data |
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a404b612 | 1 | /* |
8d76bfe8 | 2 | * qdev property parsing |
a404b612 EH |
3 | * (parts specific for qemu-system-*) |
4 | * | |
5 | * This file is based on code from hw/qdev-properties.c from | |
6 | * commit 074a86fccd185616469dfcdc0e157f438aebba18, | |
7 | * Copyright (c) Gerd Hoffmann <kraxel@redhat.com> and other contributors. | |
8 | * | |
9 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
10 | * See the COPYING file in the top-level directory. | |
11 | */ | |
12 | ||
18c86e2b | 13 | #include "qemu/osdep.h" |
a27bd6c7 | 14 | #include "hw/qdev-properties.h" |
ce35e229 | 15 | #include "hw/qdev-properties-system.h" |
da34e65c | 16 | #include "qapi/error.h" |
aa1859cc PMD |
17 | #include "qapi/visitor.h" |
18 | #include "qapi/qapi-types-block.h" | |
19 | #include "qapi/qapi-types-machine.h" | |
20 | #include "qapi/qapi-types-migration.h" | |
501a7ce7 | 21 | #include "qapi/qmp/qerror.h" |
aa1859cc PMD |
22 | #include "qemu/ctype.h" |
23 | #include "qemu/cutils.h" | |
24 | #include "qemu/units.h" | |
38255eff | 25 | #include "qemu/uuid.h" |
aa1859cc PMD |
26 | #include "qemu/error-report.h" |
27 | #include "qdev-prop-internal.h" | |
28 | ||
29 | #include "audio/audio.h" | |
30 | #include "chardev/char-fe.h" | |
4be74634 | 31 | #include "sysemu/block-backend.h" |
501a7ce7 | 32 | #include "sysemu/blockdev.h" |
aa1859cc PMD |
33 | #include "net/net.h" |
34 | #include "hw/pci/pci.h" | |
edf5ca5d | 35 | #include "hw/pci/pcie.h" |
aae16721 | 36 | #include "hw/i386/x86.h" |
5937835a | 37 | #include "util/block-helpers.h" |
a404b612 | 38 | |
38148159 | 39 | static bool check_prop_still_unset(Object *obj, const char *name, |
1bc13336 | 40 | const void *old_val, const char *new_val, |
d1a58c17 | 41 | bool allow_override, Error **errp) |
1bc13336 | 42 | { |
38148159 | 43 | const GlobalProperty *prop = qdev_find_global_prop(obj, name); |
1bc13336 | 44 | |
d1a58c17 | 45 | if (!old_val || (!prop && allow_override)) { |
1bc13336 MA |
46 | return true; |
47 | } | |
48 | ||
49 | if (prop) { | |
50 | error_setg(errp, "-global %s.%s=... conflicts with %s=%s", | |
51 | prop->driver, prop->property, name, new_val); | |
52 | } else { | |
53 | /* Error message is vague, but a better one would be hard */ | |
54 | error_setg(errp, "%s=%s conflicts, and override is not implemented", | |
55 | name, new_val); | |
56 | } | |
57 | return false; | |
58 | } | |
59 | ||
60 | ||
466c2983 MA |
61 | /* --- drive --- */ |
62 | ||
63 | static void get_drive(Object *obj, Visitor *v, const char *name, void *opaque, | |
64 | Error **errp) | |
a404b612 | 65 | { |
466c2983 | 66 | Property *prop = opaque; |
1e198715 | 67 | void **ptr = object_field_prop_ptr(obj, prop); |
466c2983 | 68 | const char *value; |
a404b612 EH |
69 | char *p; |
70 | ||
466c2983 MA |
71 | if (*ptr) { |
72 | value = blk_name(*ptr); | |
73 | if (!*value) { | |
74 | BlockDriverState *bs = blk_bs(*ptr); | |
75 | if (bs) { | |
76 | value = bdrv_get_node_name(bs); | |
77 | } | |
78 | } | |
79 | } else { | |
80 | value = ""; | |
81 | } | |
82 | ||
83 | p = g_strdup(value); | |
51e72bc1 | 84 | visit_type_str(v, name, &p, errp); |
7d1de464 | 85 | g_free(p); |
a404b612 EH |
86 | } |
87 | ||
466c2983 MA |
88 | static void set_drive_helper(Object *obj, Visitor *v, const char *name, |
89 | void *opaque, bool iothread, Error **errp) | |
a404b612 EH |
90 | { |
91 | DeviceState *dev = DEVICE(obj); | |
466c2983 | 92 | Property *prop = opaque; |
1e198715 | 93 | void **ptr = object_field_prop_ptr(obj, prop); |
a404b612 | 94 | char *str; |
466c2983 MA |
95 | BlockBackend *blk; |
96 | bool blk_created = false; | |
97 | int ret; | |
d1a58c17 VSO |
98 | BlockDriverState *bs; |
99 | AioContext *ctx; | |
a404b612 | 100 | |
668f62ec | 101 | if (!visit_type_str(v, name, &str, errp)) { |
a404b612 EH |
102 | return; |
103 | } | |
466c2983 | 104 | |
d1a58c17 VSO |
105 | if (!check_prop_still_unset(obj, name, *ptr, str, true, errp)) { |
106 | return; | |
107 | } | |
108 | ||
109 | if (*ptr) { | |
110 | /* BlockBackend alread exists. So, we want to change attached node */ | |
111 | blk = *ptr; | |
112 | ctx = blk_get_aio_context(blk); | |
113 | bs = bdrv_lookup_bs(NULL, str, errp); | |
114 | if (!bs) { | |
115 | return; | |
116 | } | |
117 | ||
118 | if (ctx != bdrv_get_aio_context(bs)) { | |
119 | error_setg(errp, "Different aio context is not supported for new " | |
120 | "node"); | |
121 | } | |
122 | ||
123 | aio_context_acquire(ctx); | |
124 | blk_replace_bs(blk, bs, errp); | |
125 | aio_context_release(ctx); | |
84b0475c MA |
126 | return; |
127 | } | |
128 | ||
a404b612 EH |
129 | if (!*str) { |
130 | g_free(str); | |
131 | *ptr = NULL; | |
132 | return; | |
133 | } | |
a404b612 | 134 | |
4be74634 | 135 | blk = blk_by_name(str); |
8daea510 | 136 | if (!blk) { |
d1a58c17 | 137 | bs = bdrv_lookup_bs(NULL, str, NULL); |
8daea510 | 138 | if (bs) { |
307a5f60 KW |
139 | /* |
140 | * If the device supports iothreads, it will make sure to move the | |
141 | * block node to the right AioContext if necessary (or fail if this | |
142 | * isn't possible because of other users). Devices that are not | |
143 | * aware of iothreads require their BlockBackends to be in the main | |
144 | * AioContext. | |
145 | */ | |
d1a58c17 | 146 | ctx = iothread ? bdrv_get_aio_context(bs) : qemu_get_aio_context(); |
307a5f60 | 147 | blk = blk_new(ctx, 0, BLK_PERM_ALL); |
8daea510 | 148 | blk_created = true; |
d7086422 KW |
149 | |
150 | ret = blk_insert_bs(blk, bs, errp); | |
151 | if (ret < 0) { | |
152 | goto fail; | |
153 | } | |
8daea510 KW |
154 | } |
155 | } | |
4be74634 | 156 | if (!blk) { |
f1fb9f0d | 157 | error_setg(errp, "Property '%s.%s' can't find value '%s'", |
991f0ac9 | 158 | object_get_typename(OBJECT(dev)), name, str); |
8daea510 | 159 | goto fail; |
a404b612 | 160 | } |
4be74634 | 161 | if (blk_attach_dev(blk, dev) < 0) { |
62f7dbde PM |
162 | DriveInfo *dinfo = blk_legacy_dinfo(blk); |
163 | ||
a9d52a75 | 164 | if (dinfo && dinfo->type != IF_NONE) { |
62f7dbde PM |
165 | error_setg(errp, "Drive '%s' is already in use because " |
166 | "it has been automatically connected to another " | |
167 | "device (did you need 'if=none' in the drive options?)", | |
168 | str); | |
169 | } else { | |
170 | error_setg(errp, "Drive '%s' is already in use by another device", | |
171 | str); | |
172 | } | |
8daea510 | 173 | goto fail; |
a404b612 | 174 | } |
8daea510 | 175 | |
4be74634 | 176 | *ptr = blk; |
8daea510 KW |
177 | |
178 | fail: | |
179 | if (blk_created) { | |
180 | /* If we need to keep a reference, blk_attach_dev() took it */ | |
181 | blk_unref(blk); | |
182 | } | |
466c2983 MA |
183 | |
184 | g_free(str); | |
a404b612 EH |
185 | } |
186 | ||
466c2983 MA |
187 | static void set_drive(Object *obj, Visitor *v, const char *name, void *opaque, |
188 | Error **errp) | |
307a5f60 | 189 | { |
466c2983 | 190 | set_drive_helper(obj, v, name, opaque, false, errp); |
307a5f60 KW |
191 | } |
192 | ||
466c2983 MA |
193 | static void set_drive_iothread(Object *obj, Visitor *v, const char *name, |
194 | void *opaque, Error **errp) | |
307a5f60 | 195 | { |
466c2983 | 196 | set_drive_helper(obj, v, name, opaque, true, errp); |
307a5f60 KW |
197 | } |
198 | ||
a404b612 EH |
199 | static void release_drive(Object *obj, const char *name, void *opaque) |
200 | { | |
201 | DeviceState *dev = DEVICE(obj); | |
202 | Property *prop = opaque; | |
1e198715 | 203 | BlockBackend **ptr = object_field_prop_ptr(obj, prop); |
a404b612 EH |
204 | |
205 | if (*ptr) { | |
9588c589 DL |
206 | AioContext *ctx = blk_get_aio_context(*ptr); |
207 | ||
208 | aio_context_acquire(ctx); | |
a404b612 | 209 | blockdev_auto_del(*ptr); |
8daea510 | 210 | blk_detach_dev(*ptr, dev); |
9588c589 | 211 | aio_context_release(ctx); |
a404b612 EH |
212 | } |
213 | } | |
214 | ||
1b6b7d10 | 215 | const PropertyInfo qdev_prop_drive = { |
85ca1202 | 216 | .name = "str", |
8daea510 | 217 | .description = "Node name or ID of a block device to use as a backend", |
d1a58c17 | 218 | .realized_set_allowed = true, |
a404b612 EH |
219 | .get = get_drive, |
220 | .set = set_drive, | |
221 | .release = release_drive, | |
222 | }; | |
223 | ||
307a5f60 KW |
224 | const PropertyInfo qdev_prop_drive_iothread = { |
225 | .name = "str", | |
226 | .description = "Node name or ID of a block device to use as a backend", | |
d1a58c17 | 227 | .realized_set_allowed = true, |
307a5f60 KW |
228 | .get = get_drive, |
229 | .set = set_drive_iothread, | |
230 | .release = release_drive, | |
231 | }; | |
232 | ||
a404b612 EH |
233 | /* --- character device --- */ |
234 | ||
becdfa00 MAL |
235 | static void get_chr(Object *obj, Visitor *v, const char *name, void *opaque, |
236 | Error **errp) | |
a404b612 | 237 | { |
1e198715 | 238 | CharBackend *be = object_field_prop_ptr(obj, opaque); |
becdfa00 MAL |
239 | char *p; |
240 | ||
241 | p = g_strdup(be->chr && be->chr->label ? be->chr->label : ""); | |
242 | visit_type_str(v, name, &p, errp); | |
243 | g_free(p); | |
a404b612 EH |
244 | } |
245 | ||
becdfa00 MAL |
246 | static void set_chr(Object *obj, Visitor *v, const char *name, void *opaque, |
247 | Error **errp) | |
a404b612 | 248 | { |
a404b612 | 249 | Property *prop = opaque; |
1e198715 | 250 | CharBackend *be = object_field_prop_ptr(obj, prop); |
0ec7b3e7 | 251 | Chardev *s; |
becdfa00 | 252 | char *str; |
a404b612 | 253 | |
668f62ec | 254 | if (!visit_type_str(v, name, &str, errp)) { |
becdfa00 MAL |
255 | return; |
256 | } | |
a404b612 | 257 | |
9572a787 MA |
258 | /* |
259 | * TODO Should this really be an error? If no, the old value | |
260 | * needs to be released before we store the new one. | |
261 | */ | |
d1a58c17 | 262 | if (!check_prop_still_unset(obj, name, be->chr, str, false, errp)) { |
9572a787 MA |
263 | return; |
264 | } | |
265 | ||
becdfa00 MAL |
266 | if (!*str) { |
267 | g_free(str); | |
268 | be->chr = NULL; | |
269 | return; | |
270 | } | |
a404b612 | 271 | |
becdfa00 | 272 | s = qemu_chr_find(str); |
becdfa00 MAL |
273 | if (s == NULL) { |
274 | error_setg(errp, "Property '%s.%s' can't find value '%s'", | |
991f0ac9 | 275 | object_get_typename(obj), name, str); |
2209401f | 276 | } else if (!qemu_chr_fe_init(be, s, errp)) { |
c39860e6 | 277 | error_prepend(errp, "Property '%s.%s' can't take value '%s': ", |
991f0ac9 | 278 | object_get_typename(obj), name, str); |
becdfa00 | 279 | } |
2209401f | 280 | g_free(str); |
a404b612 EH |
281 | } |
282 | ||
becdfa00 | 283 | static void release_chr(Object *obj, const char *name, void *opaque) |
a404b612 | 284 | { |
becdfa00 | 285 | Property *prop = opaque; |
1e198715 | 286 | CharBackend *be = object_field_prop_ptr(obj, prop); |
becdfa00 | 287 | |
1ce2610c | 288 | qemu_chr_fe_deinit(be, false); |
a404b612 EH |
289 | } |
290 | ||
1b6b7d10 | 291 | const PropertyInfo qdev_prop_chr = { |
85ca1202 | 292 | .name = "str", |
51b2e8c3 | 293 | .description = "ID of a chardev to use as a backend", |
a404b612 EH |
294 | .get = get_chr, |
295 | .set = set_chr, | |
296 | .release = release_chr, | |
297 | }; | |
298 | ||
aa1859cc PMD |
299 | /* --- mac address --- */ |
300 | ||
301 | /* | |
302 | * accepted syntax versions: | |
303 | * 01:02:03:04:05:06 | |
304 | * 01-02-03-04-05-06 | |
305 | */ | |
306 | static void get_mac(Object *obj, Visitor *v, const char *name, void *opaque, | |
307 | Error **errp) | |
308 | { | |
aa1859cc | 309 | Property *prop = opaque; |
1e198715 | 310 | MACAddr *mac = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
311 | char buffer[2 * 6 + 5 + 1]; |
312 | char *p = buffer; | |
313 | ||
314 | snprintf(buffer, sizeof(buffer), "%02x:%02x:%02x:%02x:%02x:%02x", | |
315 | mac->a[0], mac->a[1], mac->a[2], | |
316 | mac->a[3], mac->a[4], mac->a[5]); | |
317 | ||
318 | visit_type_str(v, name, &p, errp); | |
319 | } | |
320 | ||
321 | static void set_mac(Object *obj, Visitor *v, const char *name, void *opaque, | |
322 | Error **errp) | |
323 | { | |
aa1859cc | 324 | Property *prop = opaque; |
1e198715 | 325 | MACAddr *mac = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
326 | int i, pos; |
327 | char *str; | |
328 | const char *p; | |
329 | ||
aa1859cc PMD |
330 | if (!visit_type_str(v, name, &str, errp)) { |
331 | return; | |
332 | } | |
333 | ||
334 | for (i = 0, pos = 0; i < 6; i++, pos += 3) { | |
335 | long val; | |
336 | ||
337 | if (!qemu_isxdigit(str[pos])) { | |
338 | goto inval; | |
339 | } | |
340 | if (!qemu_isxdigit(str[pos + 1])) { | |
341 | goto inval; | |
342 | } | |
343 | if (i == 5) { | |
344 | if (str[pos + 2] != '\0') { | |
345 | goto inval; | |
346 | } | |
347 | } else { | |
348 | if (str[pos + 2] != ':' && str[pos + 2] != '-') { | |
349 | goto inval; | |
350 | } | |
351 | } | |
352 | if (qemu_strtol(str + pos, &p, 16, &val) < 0 || val > 0xff) { | |
353 | goto inval; | |
354 | } | |
355 | mac->a[i] = val; | |
356 | } | |
357 | g_free(str); | |
358 | return; | |
359 | ||
360 | inval: | |
e68c2cb7 | 361 | error_set_from_qdev_prop_error(errp, EINVAL, obj, name, str); |
aa1859cc PMD |
362 | g_free(str); |
363 | } | |
364 | ||
365 | const PropertyInfo qdev_prop_macaddr = { | |
366 | .name = "str", | |
367 | .description = "Ethernet 6-byte MAC Address, example: 52:54:00:12:34:56", | |
368 | .get = get_mac, | |
369 | .set = set_mac, | |
370 | }; | |
371 | ||
372 | void qdev_prop_set_macaddr(DeviceState *dev, const char *name, | |
373 | const uint8_t *value) | |
374 | { | |
375 | char str[2 * 6 + 5 + 1]; | |
376 | snprintf(str, sizeof(str), "%02x:%02x:%02x:%02x:%02x:%02x", | |
377 | value[0], value[1], value[2], value[3], value[4], value[5]); | |
378 | ||
379 | object_property_set_str(OBJECT(dev), name, str, &error_abort); | |
380 | } | |
381 | ||
a404b612 | 382 | /* --- netdev device --- */ |
d7bce999 EB |
383 | static void get_netdev(Object *obj, Visitor *v, const char *name, |
384 | void *opaque, Error **errp) | |
23120b13 | 385 | { |
23120b13 | 386 | Property *prop = opaque; |
1e198715 | 387 | NICPeers *peers_ptr = object_field_prop_ptr(obj, prop); |
23120b13 JW |
388 | char *p = g_strdup(peers_ptr->ncs[0] ? peers_ptr->ncs[0]->name : ""); |
389 | ||
51e72bc1 | 390 | visit_type_str(v, name, &p, errp); |
23120b13 JW |
391 | g_free(p); |
392 | } | |
a404b612 | 393 | |
d7bce999 EB |
394 | static void set_netdev(Object *obj, Visitor *v, const char *name, |
395 | void *opaque, Error **errp) | |
a404b612 | 396 | { |
23120b13 | 397 | Property *prop = opaque; |
1e198715 | 398 | NICPeers *peers_ptr = object_field_prop_ptr(obj, prop); |
1ceef9f2 JW |
399 | NetClientState **ncs = peers_ptr->ncs; |
400 | NetClientState *peers[MAX_QUEUE_NUM]; | |
23120b13 JW |
401 | int queues, err = 0, i = 0; |
402 | char *str; | |
403 | ||
668f62ec | 404 | if (!visit_type_str(v, name, &str, errp)) { |
23120b13 JW |
405 | return; |
406 | } | |
a404b612 | 407 | |
1ceef9f2 | 408 | queues = qemu_find_net_clients_except(str, peers, |
f394b2e2 | 409 | NET_CLIENT_DRIVER_NIC, |
1ceef9f2 JW |
410 | MAX_QUEUE_NUM); |
411 | if (queues == 0) { | |
23120b13 JW |
412 | err = -ENOENT; |
413 | goto out; | |
a404b612 | 414 | } |
1ceef9f2 JW |
415 | |
416 | if (queues > MAX_QUEUE_NUM) { | |
23120b13 JW |
417 | error_setg(errp, "queues of backend '%s'(%d) exceeds QEMU limitation(%d)", |
418 | str, queues, MAX_QUEUE_NUM); | |
419 | goto out; | |
1ceef9f2 JW |
420 | } |
421 | ||
422 | for (i = 0; i < queues; i++) { | |
1ceef9f2 | 423 | if (peers[i]->peer) { |
23120b13 JW |
424 | err = -EEXIST; |
425 | goto out; | |
1ceef9f2 JW |
426 | } |
427 | ||
1bc13336 MA |
428 | /* |
429 | * TODO Should this really be an error? If no, the old value | |
430 | * needs to be released before we store the new one. | |
431 | */ | |
d1a58c17 | 432 | if (!check_prop_still_unset(obj, name, ncs[i], str, false, errp)) { |
23120b13 | 433 | goto out; |
30c367ed VY |
434 | } |
435 | ||
e287bf7b KW |
436 | if (peers[i]->info->check_peer_type) { |
437 | if (!peers[i]->info->check_peer_type(peers[i], obj->class, errp)) { | |
438 | goto out; | |
439 | } | |
440 | } | |
441 | ||
1ceef9f2 JW |
442 | ncs[i] = peers[i]; |
443 | ncs[i]->queue_index = i; | |
a404b612 | 444 | } |
1ceef9f2 | 445 | |
575a1c0e | 446 | peers_ptr->queues = queues; |
1ceef9f2 | 447 | |
23120b13 | 448 | out: |
e68c2cb7 | 449 | error_set_from_qdev_prop_error(errp, err, obj, name, str); |
23120b13 | 450 | g_free(str); |
a404b612 EH |
451 | } |
452 | ||
1b6b7d10 | 453 | const PropertyInfo qdev_prop_netdev = { |
85ca1202 | 454 | .name = "str", |
51b2e8c3 | 455 | .description = "ID of a netdev to use as a backend", |
a404b612 EH |
456 | .get = get_netdev, |
457 | .set = set_netdev, | |
458 | }; | |
459 | ||
a404b612 | 460 | |
88e47b9a KZ |
461 | /* --- audiodev --- */ |
462 | static void get_audiodev(Object *obj, Visitor *v, const char* name, | |
463 | void *opaque, Error **errp) | |
464 | { | |
88e47b9a | 465 | Property *prop = opaque; |
1e198715 | 466 | QEMUSoundCard *card = object_field_prop_ptr(obj, prop); |
88e47b9a KZ |
467 | char *p = g_strdup(audio_get_id(card)); |
468 | ||
469 | visit_type_str(v, name, &p, errp); | |
470 | g_free(p); | |
471 | } | |
472 | ||
473 | static void set_audiodev(Object *obj, Visitor *v, const char* name, | |
474 | void *opaque, Error **errp) | |
475 | { | |
88e47b9a | 476 | Property *prop = opaque; |
1e198715 | 477 | QEMUSoundCard *card = object_field_prop_ptr(obj, prop); |
88e47b9a | 478 | AudioState *state; |
88e47b9a KZ |
479 | int err = 0; |
480 | char *str; | |
481 | ||
668f62ec | 482 | if (!visit_type_str(v, name, &str, errp)) { |
88e47b9a KZ |
483 | return; |
484 | } | |
485 | ||
486 | state = audio_state_by_name(str); | |
487 | ||
488 | if (!state) { | |
489 | err = -ENOENT; | |
490 | goto out; | |
491 | } | |
492 | card->state = state; | |
493 | ||
494 | out: | |
e68c2cb7 | 495 | error_set_from_qdev_prop_error(errp, err, obj, name, str); |
88e47b9a KZ |
496 | g_free(str); |
497 | } | |
498 | ||
499 | const PropertyInfo qdev_prop_audiodev = { | |
500 | .name = "str", | |
501 | .description = "ID of an audiodev to use as a backend", | |
502 | /* release done on shutdown */ | |
503 | .get = get_audiodev, | |
504 | .set = set_audiodev, | |
505 | }; | |
506 | ||
73ac1aac | 507 | bool qdev_prop_set_drive_err(DeviceState *dev, const char *name, |
934df912 | 508 | BlockBackend *value, Error **errp) |
a404b612 | 509 | { |
8daea510 KW |
510 | const char *ref = ""; |
511 | ||
512 | if (value) { | |
513 | ref = blk_name(value); | |
514 | if (!*ref) { | |
be9721f4 | 515 | const BlockDriverState *bs = blk_bs(value); |
8daea510 KW |
516 | if (bs) { |
517 | ref = bdrv_get_node_name(bs); | |
518 | } | |
519 | } | |
520 | } | |
521 | ||
73ac1aac | 522 | return object_property_set_str(OBJECT(dev), name, ref, errp); |
a404b612 EH |
523 | } |
524 | ||
934df912 MA |
525 | void qdev_prop_set_drive(DeviceState *dev, const char *name, |
526 | BlockBackend *value) | |
527 | { | |
528 | qdev_prop_set_drive_err(dev, name, value, &error_abort); | |
529 | } | |
530 | ||
a404b612 | 531 | void qdev_prop_set_chr(DeviceState *dev, const char *name, |
0ec7b3e7 | 532 | Chardev *value) |
a404b612 | 533 | { |
a404b612 | 534 | assert(!value || value->label); |
5325cc34 MA |
535 | object_property_set_str(OBJECT(dev), name, value ? value->label : "", |
536 | &error_abort); | |
a404b612 EH |
537 | } |
538 | ||
539 | void qdev_prop_set_netdev(DeviceState *dev, const char *name, | |
540 | NetClientState *value) | |
541 | { | |
a404b612 | 542 | assert(!value || value->name); |
5325cc34 MA |
543 | object_property_set_str(OBJECT(dev), name, value ? value->name : "", |
544 | &error_abort); | |
a404b612 EH |
545 | } |
546 | ||
547 | void qdev_set_nic_properties(DeviceState *dev, NICInfo *nd) | |
548 | { | |
549 | qdev_prop_set_macaddr(dev, "mac", nd->macaddr.a); | |
550 | if (nd->netdev) { | |
551 | qdev_prop_set_netdev(dev, "netdev", nd->netdev); | |
552 | } | |
553 | if (nd->nvectors != DEV_NVECTORS_UNSPECIFIED && | |
efba1595 | 554 | object_property_find(OBJECT(dev), "vectors")) { |
a404b612 EH |
555 | qdev_prop_set_uint32(dev, "vectors", nd->nvectors); |
556 | } | |
557 | nd->instantiated = 1; | |
558 | } | |
aa1859cc PMD |
559 | |
560 | /* --- lost tick policy --- */ | |
561 | ||
aae16721 TH |
562 | static void qdev_propinfo_set_losttickpolicy(Object *obj, Visitor *v, |
563 | const char *name, void *opaque, | |
564 | Error **errp) | |
565 | { | |
566 | Property *prop = opaque; | |
567 | int *ptr = object_field_prop_ptr(obj, prop); | |
568 | int value; | |
569 | ||
570 | if (!visit_type_enum(v, name, &value, prop->info->enum_table, errp)) { | |
571 | return; | |
572 | } | |
573 | ||
574 | if (value == LOST_TICK_POLICY_SLEW) { | |
575 | MachineState *ms = MACHINE(qdev_get_machine()); | |
576 | ||
577 | if (!object_dynamic_cast(OBJECT(ms), TYPE_X86_MACHINE)) { | |
578 | error_setg(errp, | |
579 | "the 'slew' policy is only available for x86 machines"); | |
580 | return; | |
581 | } | |
582 | } | |
583 | ||
584 | *ptr = value; | |
585 | } | |
586 | ||
aa1859cc PMD |
587 | QEMU_BUILD_BUG_ON(sizeof(LostTickPolicy) != sizeof(int)); |
588 | ||
589 | const PropertyInfo qdev_prop_losttickpolicy = { | |
590 | .name = "LostTickPolicy", | |
591 | .enum_table = &LostTickPolicy_lookup, | |
592 | .get = qdev_propinfo_get_enum, | |
aae16721 | 593 | .set = qdev_propinfo_set_losttickpolicy, |
aa1859cc PMD |
594 | .set_default_value = qdev_propinfo_set_default_value_enum, |
595 | }; | |
596 | ||
597 | /* --- blocksize --- */ | |
598 | ||
aa1859cc PMD |
599 | static void set_blocksize(Object *obj, Visitor *v, const char *name, |
600 | void *opaque, Error **errp) | |
601 | { | |
602 | DeviceState *dev = DEVICE(obj); | |
603 | Property *prop = opaque; | |
1e198715 | 604 | uint32_t *ptr = object_field_prop_ptr(obj, prop); |
aa1859cc | 605 | uint64_t value; |
5937835a | 606 | Error *local_err = NULL; |
aa1859cc | 607 | |
aa1859cc PMD |
608 | if (!visit_type_size(v, name, &value, errp)) { |
609 | return; | |
610 | } | |
5937835a CX |
611 | check_block_size(dev->id ? : "", name, value, &local_err); |
612 | if (local_err) { | |
613 | error_propagate(errp, local_err); | |
aa1859cc PMD |
614 | return; |
615 | } | |
aa1859cc PMD |
616 | *ptr = value; |
617 | } | |
618 | ||
619 | const PropertyInfo qdev_prop_blocksize = { | |
620 | .name = "size", | |
621 | .description = "A power of two between " MIN_BLOCK_SIZE_STR | |
622 | " and " MAX_BLOCK_SIZE_STR, | |
623 | .get = qdev_propinfo_get_size32, | |
624 | .set = set_blocksize, | |
625 | .set_default_value = qdev_propinfo_set_default_value_uint, | |
626 | }; | |
627 | ||
628 | /* --- Block device error handling policy --- */ | |
629 | ||
630 | QEMU_BUILD_BUG_ON(sizeof(BlockdevOnError) != sizeof(int)); | |
631 | ||
632 | const PropertyInfo qdev_prop_blockdev_on_error = { | |
633 | .name = "BlockdevOnError", | |
634 | .description = "Error handling policy, " | |
635 | "report/ignore/enospc/stop/auto", | |
636 | .enum_table = &BlockdevOnError_lookup, | |
637 | .get = qdev_propinfo_get_enum, | |
638 | .set = qdev_propinfo_set_enum, | |
639 | .set_default_value = qdev_propinfo_set_default_value_enum, | |
640 | }; | |
641 | ||
642 | /* --- BIOS CHS translation */ | |
643 | ||
644 | QEMU_BUILD_BUG_ON(sizeof(BiosAtaTranslation) != sizeof(int)); | |
645 | ||
646 | const PropertyInfo qdev_prop_bios_chs_trans = { | |
647 | .name = "BiosAtaTranslation", | |
648 | .description = "Logical CHS translation algorithm, " | |
649 | "auto/none/lba/large/rechs", | |
650 | .enum_table = &BiosAtaTranslation_lookup, | |
651 | .get = qdev_propinfo_get_enum, | |
652 | .set = qdev_propinfo_set_enum, | |
653 | .set_default_value = qdev_propinfo_set_default_value_enum, | |
654 | }; | |
655 | ||
656 | /* --- FDC default drive types */ | |
657 | ||
658 | const PropertyInfo qdev_prop_fdc_drive_type = { | |
659 | .name = "FdcDriveType", | |
660 | .description = "FDC drive type, " | |
661 | "144/288/120/none/auto", | |
662 | .enum_table = &FloppyDriveType_lookup, | |
663 | .get = qdev_propinfo_get_enum, | |
664 | .set = qdev_propinfo_set_enum, | |
665 | .set_default_value = qdev_propinfo_set_default_value_enum, | |
666 | }; | |
667 | ||
668 | /* --- MultiFDCompression --- */ | |
669 | ||
670 | const PropertyInfo qdev_prop_multifd_compression = { | |
671 | .name = "MultiFDCompression", | |
672 | .description = "multifd_compression values, " | |
673 | "none/zlib/zstd", | |
674 | .enum_table = &MultiFDCompression_lookup, | |
675 | .get = qdev_propinfo_get_enum, | |
676 | .set = qdev_propinfo_set_enum, | |
677 | .set_default_value = qdev_propinfo_set_default_value_enum, | |
678 | }; | |
679 | ||
680 | /* --- Reserved Region --- */ | |
681 | ||
682 | /* | |
683 | * Accepted syntax: | |
684 | * <low address>:<high address>:<type> | |
685 | * where low/high addresses are uint64_t in hexadecimal | |
686 | * and type is a non-negative decimal integer | |
687 | */ | |
688 | static void get_reserved_region(Object *obj, Visitor *v, const char *name, | |
689 | void *opaque, Error **errp) | |
690 | { | |
aa1859cc | 691 | Property *prop = opaque; |
1e198715 | 692 | ReservedRegion *rr = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
693 | char buffer[64]; |
694 | char *p = buffer; | |
695 | int rc; | |
696 | ||
697 | rc = snprintf(buffer, sizeof(buffer), "0x%"PRIx64":0x%"PRIx64":%u", | |
698 | rr->low, rr->high, rr->type); | |
699 | assert(rc < sizeof(buffer)); | |
700 | ||
701 | visit_type_str(v, name, &p, errp); | |
702 | } | |
703 | ||
704 | static void set_reserved_region(Object *obj, Visitor *v, const char *name, | |
705 | void *opaque, Error **errp) | |
706 | { | |
aa1859cc | 707 | Property *prop = opaque; |
1e198715 | 708 | ReservedRegion *rr = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
709 | const char *endptr; |
710 | char *str; | |
711 | int ret; | |
712 | ||
d1c81c34 | 713 | if (!visit_type_str(v, name, &str, errp)) { |
aa1859cc PMD |
714 | return; |
715 | } | |
716 | ||
717 | ret = qemu_strtou64(str, &endptr, 16, &rr->low); | |
718 | if (ret) { | |
719 | error_setg(errp, "start address of '%s'" | |
720 | " must be a hexadecimal integer", name); | |
721 | goto out; | |
722 | } | |
723 | if (*endptr != ':') { | |
724 | goto separator_error; | |
725 | } | |
726 | ||
727 | ret = qemu_strtou64(endptr + 1, &endptr, 16, &rr->high); | |
728 | if (ret) { | |
729 | error_setg(errp, "end address of '%s'" | |
730 | " must be a hexadecimal integer", name); | |
731 | goto out; | |
732 | } | |
733 | if (*endptr != ':') { | |
734 | goto separator_error; | |
735 | } | |
736 | ||
737 | ret = qemu_strtoui(endptr + 1, &endptr, 10, &rr->type); | |
738 | if (ret) { | |
739 | error_setg(errp, "type of '%s'" | |
740 | " must be a non-negative decimal integer", name); | |
741 | } | |
742 | goto out; | |
743 | ||
744 | separator_error: | |
745 | error_setg(errp, "reserved region fields must be separated with ':'"); | |
746 | out: | |
747 | g_free(str); | |
748 | return; | |
749 | } | |
750 | ||
751 | const PropertyInfo qdev_prop_reserved_region = { | |
752 | .name = "reserved_region", | |
753 | .description = "Reserved Region, example: 0xFEE00000:0xFEEFFFFF:0", | |
754 | .get = get_reserved_region, | |
755 | .set = set_reserved_region, | |
756 | }; | |
757 | ||
758 | /* --- pci address --- */ | |
759 | ||
760 | /* | |
761 | * bus-local address, i.e. "$slot" or "$slot.$fn" | |
762 | */ | |
763 | static void set_pci_devfn(Object *obj, Visitor *v, const char *name, | |
764 | void *opaque, Error **errp) | |
765 | { | |
aa1859cc | 766 | Property *prop = opaque; |
1e198715 | 767 | int32_t value, *ptr = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
768 | unsigned int slot, fn, n; |
769 | char *str; | |
770 | ||
aa1859cc PMD |
771 | if (!visit_type_str(v, name, &str, NULL)) { |
772 | if (!visit_type_int32(v, name, &value, errp)) { | |
773 | return; | |
774 | } | |
775 | if (value < -1 || value > 255) { | |
776 | error_setg(errp, QERR_INVALID_PARAMETER_VALUE, | |
6cc0667d | 777 | name ? name : "null", "a value between -1 and 255"); |
aa1859cc PMD |
778 | return; |
779 | } | |
780 | *ptr = value; | |
781 | return; | |
782 | } | |
783 | ||
784 | if (sscanf(str, "%x.%x%n", &slot, &fn, &n) != 2) { | |
785 | fn = 0; | |
786 | if (sscanf(str, "%x%n", &slot, &n) != 1) { | |
787 | goto invalid; | |
788 | } | |
789 | } | |
790 | if (str[n] != '\0' || fn > 7 || slot > 31) { | |
791 | goto invalid; | |
792 | } | |
793 | *ptr = slot << 3 | fn; | |
794 | g_free(str); | |
795 | return; | |
796 | ||
797 | invalid: | |
e68c2cb7 | 798 | error_set_from_qdev_prop_error(errp, EINVAL, obj, name, str); |
aa1859cc PMD |
799 | g_free(str); |
800 | } | |
801 | ||
40ea00b0 | 802 | static int print_pci_devfn(Object *obj, Property *prop, char *dest, |
aa1859cc PMD |
803 | size_t len) |
804 | { | |
1e198715 | 805 | int32_t *ptr = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
806 | |
807 | if (*ptr == -1) { | |
808 | return snprintf(dest, len, "<unset>"); | |
809 | } else { | |
810 | return snprintf(dest, len, "%02x.%x", *ptr >> 3, *ptr & 7); | |
811 | } | |
812 | } | |
813 | ||
814 | const PropertyInfo qdev_prop_pci_devfn = { | |
815 | .name = "int32", | |
816 | .description = "Slot and optional function number, example: 06.0 or 06", | |
817 | .print = print_pci_devfn, | |
818 | .get = qdev_propinfo_get_int32, | |
819 | .set = set_pci_devfn, | |
820 | .set_default_value = qdev_propinfo_set_default_value_int, | |
821 | }; | |
822 | ||
823 | /* --- pci host address --- */ | |
824 | ||
825 | static void get_pci_host_devaddr(Object *obj, Visitor *v, const char *name, | |
826 | void *opaque, Error **errp) | |
827 | { | |
aa1859cc | 828 | Property *prop = opaque; |
1e198715 | 829 | PCIHostDeviceAddress *addr = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
830 | char buffer[] = "ffff:ff:ff.f"; |
831 | char *p = buffer; | |
832 | int rc = 0; | |
833 | ||
834 | /* | |
835 | * Catch "invalid" device reference from vfio-pci and allow the | |
836 | * default buffer representing the non-existent device to be used. | |
837 | */ | |
838 | if (~addr->domain || ~addr->bus || ~addr->slot || ~addr->function) { | |
839 | rc = snprintf(buffer, sizeof(buffer), "%04x:%02x:%02x.%0d", | |
840 | addr->domain, addr->bus, addr->slot, addr->function); | |
841 | assert(rc == sizeof(buffer) - 1); | |
842 | } | |
843 | ||
844 | visit_type_str(v, name, &p, errp); | |
845 | } | |
846 | ||
847 | /* | |
848 | * Parse [<domain>:]<bus>:<slot>.<func> | |
849 | * if <domain> is not supplied, it's assumed to be 0. | |
850 | */ | |
851 | static void set_pci_host_devaddr(Object *obj, Visitor *v, const char *name, | |
852 | void *opaque, Error **errp) | |
853 | { | |
aa1859cc | 854 | Property *prop = opaque; |
1e198715 | 855 | PCIHostDeviceAddress *addr = object_field_prop_ptr(obj, prop); |
aa1859cc | 856 | char *str, *p; |
28afbc1f | 857 | char *e; |
aa1859cc PMD |
858 | unsigned long val; |
859 | unsigned long dom = 0, bus = 0; | |
860 | unsigned int slot = 0, func = 0; | |
861 | ||
aa1859cc PMD |
862 | if (!visit_type_str(v, name, &str, errp)) { |
863 | return; | |
864 | } | |
865 | ||
866 | p = str; | |
28afbc1f MT |
867 | val = strtoul(p, &e, 16); |
868 | if (e == p || *e != ':') { | |
aa1859cc PMD |
869 | goto inval; |
870 | } | |
871 | bus = val; | |
872 | ||
28afbc1f MT |
873 | p = e + 1; |
874 | val = strtoul(p, &e, 16); | |
875 | if (e == p) { | |
aa1859cc PMD |
876 | goto inval; |
877 | } | |
878 | if (*e == ':') { | |
879 | dom = bus; | |
880 | bus = val; | |
28afbc1f MT |
881 | p = e + 1; |
882 | val = strtoul(p, &e, 16); | |
883 | if (e == p) { | |
aa1859cc PMD |
884 | goto inval; |
885 | } | |
886 | } | |
887 | slot = val; | |
888 | ||
889 | if (*e != '.') { | |
890 | goto inval; | |
891 | } | |
28afbc1f MT |
892 | p = e + 1; |
893 | val = strtoul(p, &e, 10); | |
894 | if (e == p) { | |
aa1859cc PMD |
895 | goto inval; |
896 | } | |
897 | func = val; | |
898 | ||
28afbc1f | 899 | if (dom > 0xffff || bus > 0xff || slot > 0x1f || func > 7) { |
aa1859cc PMD |
900 | goto inval; |
901 | } | |
902 | ||
903 | if (*e) { | |
904 | goto inval; | |
905 | } | |
906 | ||
907 | addr->domain = dom; | |
908 | addr->bus = bus; | |
909 | addr->slot = slot; | |
910 | addr->function = func; | |
911 | ||
912 | g_free(str); | |
913 | return; | |
914 | ||
915 | inval: | |
e68c2cb7 | 916 | error_set_from_qdev_prop_error(errp, EINVAL, obj, name, str); |
aa1859cc PMD |
917 | g_free(str); |
918 | } | |
919 | ||
920 | const PropertyInfo qdev_prop_pci_host_devaddr = { | |
921 | .name = "str", | |
922 | .description = "Address (bus/device/function) of " | |
923 | "the host device, example: 04:10.0", | |
924 | .get = get_pci_host_devaddr, | |
925 | .set = set_pci_host_devaddr, | |
926 | }; | |
927 | ||
928 | /* --- OffAutoPCIBAR off/auto/bar0/bar1/bar2/bar3/bar4/bar5 --- */ | |
929 | ||
930 | const PropertyInfo qdev_prop_off_auto_pcibar = { | |
931 | .name = "OffAutoPCIBAR", | |
932 | .description = "off/auto/bar0/bar1/bar2/bar3/bar4/bar5", | |
933 | .enum_table = &OffAutoPCIBAR_lookup, | |
934 | .get = qdev_propinfo_get_enum, | |
935 | .set = qdev_propinfo_set_enum, | |
936 | .set_default_value = qdev_propinfo_set_default_value_enum, | |
937 | }; | |
938 | ||
939 | /* --- PCIELinkSpeed 2_5/5/8/16 -- */ | |
940 | ||
941 | static void get_prop_pcielinkspeed(Object *obj, Visitor *v, const char *name, | |
942 | void *opaque, Error **errp) | |
943 | { | |
aa1859cc | 944 | Property *prop = opaque; |
1e198715 | 945 | PCIExpLinkSpeed *p = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
946 | int speed; |
947 | ||
948 | switch (*p) { | |
949 | case QEMU_PCI_EXP_LNK_2_5GT: | |
950 | speed = PCIE_LINK_SPEED_2_5; | |
951 | break; | |
952 | case QEMU_PCI_EXP_LNK_5GT: | |
953 | speed = PCIE_LINK_SPEED_5; | |
954 | break; | |
955 | case QEMU_PCI_EXP_LNK_8GT: | |
956 | speed = PCIE_LINK_SPEED_8; | |
957 | break; | |
958 | case QEMU_PCI_EXP_LNK_16GT: | |
959 | speed = PCIE_LINK_SPEED_16; | |
960 | break; | |
961 | default: | |
962 | /* Unreachable */ | |
963 | abort(); | |
964 | } | |
965 | ||
991f0ac9 | 966 | visit_type_enum(v, name, &speed, prop->info->enum_table, errp); |
aa1859cc PMD |
967 | } |
968 | ||
969 | static void set_prop_pcielinkspeed(Object *obj, Visitor *v, const char *name, | |
970 | void *opaque, Error **errp) | |
971 | { | |
aa1859cc | 972 | Property *prop = opaque; |
1e198715 | 973 | PCIExpLinkSpeed *p = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
974 | int speed; |
975 | ||
991f0ac9 | 976 | if (!visit_type_enum(v, name, &speed, prop->info->enum_table, |
aa1859cc PMD |
977 | errp)) { |
978 | return; | |
979 | } | |
980 | ||
981 | switch (speed) { | |
982 | case PCIE_LINK_SPEED_2_5: | |
983 | *p = QEMU_PCI_EXP_LNK_2_5GT; | |
984 | break; | |
985 | case PCIE_LINK_SPEED_5: | |
986 | *p = QEMU_PCI_EXP_LNK_5GT; | |
987 | break; | |
988 | case PCIE_LINK_SPEED_8: | |
989 | *p = QEMU_PCI_EXP_LNK_8GT; | |
990 | break; | |
991 | case PCIE_LINK_SPEED_16: | |
992 | *p = QEMU_PCI_EXP_LNK_16GT; | |
993 | break; | |
994 | default: | |
995 | /* Unreachable */ | |
996 | abort(); | |
997 | } | |
998 | } | |
999 | ||
1000 | const PropertyInfo qdev_prop_pcie_link_speed = { | |
1001 | .name = "PCIELinkSpeed", | |
1002 | .description = "2_5/5/8/16", | |
1003 | .enum_table = &PCIELinkSpeed_lookup, | |
1004 | .get = get_prop_pcielinkspeed, | |
1005 | .set = set_prop_pcielinkspeed, | |
1006 | .set_default_value = qdev_propinfo_set_default_value_enum, | |
1007 | }; | |
1008 | ||
1009 | /* --- PCIELinkWidth 1/2/4/8/12/16/32 -- */ | |
1010 | ||
1011 | static void get_prop_pcielinkwidth(Object *obj, Visitor *v, const char *name, | |
1012 | void *opaque, Error **errp) | |
1013 | { | |
aa1859cc | 1014 | Property *prop = opaque; |
1e198715 | 1015 | PCIExpLinkWidth *p = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
1016 | int width; |
1017 | ||
1018 | switch (*p) { | |
1019 | case QEMU_PCI_EXP_LNK_X1: | |
1020 | width = PCIE_LINK_WIDTH_1; | |
1021 | break; | |
1022 | case QEMU_PCI_EXP_LNK_X2: | |
1023 | width = PCIE_LINK_WIDTH_2; | |
1024 | break; | |
1025 | case QEMU_PCI_EXP_LNK_X4: | |
1026 | width = PCIE_LINK_WIDTH_4; | |
1027 | break; | |
1028 | case QEMU_PCI_EXP_LNK_X8: | |
1029 | width = PCIE_LINK_WIDTH_8; | |
1030 | break; | |
1031 | case QEMU_PCI_EXP_LNK_X12: | |
1032 | width = PCIE_LINK_WIDTH_12; | |
1033 | break; | |
1034 | case QEMU_PCI_EXP_LNK_X16: | |
1035 | width = PCIE_LINK_WIDTH_16; | |
1036 | break; | |
1037 | case QEMU_PCI_EXP_LNK_X32: | |
1038 | width = PCIE_LINK_WIDTH_32; | |
1039 | break; | |
1040 | default: | |
1041 | /* Unreachable */ | |
1042 | abort(); | |
1043 | } | |
1044 | ||
991f0ac9 | 1045 | visit_type_enum(v, name, &width, prop->info->enum_table, errp); |
aa1859cc PMD |
1046 | } |
1047 | ||
1048 | static void set_prop_pcielinkwidth(Object *obj, Visitor *v, const char *name, | |
1049 | void *opaque, Error **errp) | |
1050 | { | |
aa1859cc | 1051 | Property *prop = opaque; |
1e198715 | 1052 | PCIExpLinkWidth *p = object_field_prop_ptr(obj, prop); |
aa1859cc PMD |
1053 | int width; |
1054 | ||
991f0ac9 | 1055 | if (!visit_type_enum(v, name, &width, prop->info->enum_table, |
aa1859cc PMD |
1056 | errp)) { |
1057 | return; | |
1058 | } | |
1059 | ||
1060 | switch (width) { | |
1061 | case PCIE_LINK_WIDTH_1: | |
1062 | *p = QEMU_PCI_EXP_LNK_X1; | |
1063 | break; | |
1064 | case PCIE_LINK_WIDTH_2: | |
1065 | *p = QEMU_PCI_EXP_LNK_X2; | |
1066 | break; | |
1067 | case PCIE_LINK_WIDTH_4: | |
1068 | *p = QEMU_PCI_EXP_LNK_X4; | |
1069 | break; | |
1070 | case PCIE_LINK_WIDTH_8: | |
1071 | *p = QEMU_PCI_EXP_LNK_X8; | |
1072 | break; | |
1073 | case PCIE_LINK_WIDTH_12: | |
1074 | *p = QEMU_PCI_EXP_LNK_X12; | |
1075 | break; | |
1076 | case PCIE_LINK_WIDTH_16: | |
1077 | *p = QEMU_PCI_EXP_LNK_X16; | |
1078 | break; | |
1079 | case PCIE_LINK_WIDTH_32: | |
1080 | *p = QEMU_PCI_EXP_LNK_X32; | |
1081 | break; | |
1082 | default: | |
1083 | /* Unreachable */ | |
1084 | abort(); | |
1085 | } | |
1086 | } | |
1087 | ||
1088 | const PropertyInfo qdev_prop_pcie_link_width = { | |
1089 | .name = "PCIELinkWidth", | |
1090 | .description = "1/2/4/8/12/16/32", | |
1091 | .enum_table = &PCIELinkWidth_lookup, | |
1092 | .get = get_prop_pcielinkwidth, | |
1093 | .set = set_prop_pcielinkwidth, | |
1094 | .set_default_value = qdev_propinfo_set_default_value_enum, | |
1095 | }; | |
38255eff EH |
1096 | |
1097 | /* --- UUID --- */ | |
1098 | ||
1099 | static void get_uuid(Object *obj, Visitor *v, const char *name, void *opaque, | |
1100 | Error **errp) | |
1101 | { | |
1102 | Property *prop = opaque; | |
1e198715 | 1103 | QemuUUID *uuid = object_field_prop_ptr(obj, prop); |
38255eff EH |
1104 | char buffer[UUID_FMT_LEN + 1]; |
1105 | char *p = buffer; | |
1106 | ||
1107 | qemu_uuid_unparse(uuid, buffer); | |
1108 | ||
1109 | visit_type_str(v, name, &p, errp); | |
1110 | } | |
1111 | ||
1112 | #define UUID_VALUE_AUTO "auto" | |
1113 | ||
1114 | static void set_uuid(Object *obj, Visitor *v, const char *name, void *opaque, | |
1115 | Error **errp) | |
1116 | { | |
38255eff | 1117 | Property *prop = opaque; |
1e198715 | 1118 | QemuUUID *uuid = object_field_prop_ptr(obj, prop); |
38255eff EH |
1119 | char *str; |
1120 | ||
38255eff EH |
1121 | if (!visit_type_str(v, name, &str, errp)) { |
1122 | return; | |
1123 | } | |
1124 | ||
1125 | if (!strcmp(str, UUID_VALUE_AUTO)) { | |
1126 | qemu_uuid_generate(uuid); | |
1127 | } else if (qemu_uuid_parse(str, uuid) < 0) { | |
e68c2cb7 | 1128 | error_set_from_qdev_prop_error(errp, EINVAL, obj, name, str); |
38255eff EH |
1129 | } |
1130 | g_free(str); | |
1131 | } | |
1132 | ||
1133 | static void set_default_uuid_auto(ObjectProperty *op, const Property *prop) | |
1134 | { | |
1135 | object_property_set_default_str(op, UUID_VALUE_AUTO); | |
1136 | } | |
1137 | ||
1138 | const PropertyInfo qdev_prop_uuid = { | |
1139 | .name = "str", | |
1140 | .description = "UUID (aka GUID) or \"" UUID_VALUE_AUTO | |
1141 | "\" for random value (default)", | |
1142 | .get = get_uuid, | |
1143 | .set = set_uuid, | |
1144 | .set_default_value = set_default_uuid_auto, | |
1145 | }; |