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Commit | Line | Data |
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67aa56fc CM |
1 | /* |
2 | * IPMI BMC external connection | |
3 | * | |
4 | * Copyright (c) 2015 Corey Minyard, MontaVista Software, LLC | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
23 | */ | |
24 | ||
25 | /* | |
26 | * This is designed to connect with OpenIPMI's lanserv serial interface | |
27 | * using the "VM" connection type. See that for details. | |
28 | */ | |
29 | ||
0430891c | 30 | #include "qemu/osdep.h" |
4fee2470 | 31 | #include "qemu/error-report.h" |
0b8fa32f | 32 | #include "qemu/module.h" |
da34e65c | 33 | #include "qapi/error.h" |
67aa56fc | 34 | #include "qemu/timer.h" |
4d43a603 | 35 | #include "chardev/char-fe.h" |
67aa56fc | 36 | #include "hw/ipmi/ipmi.h" |
a27bd6c7 | 37 | #include "hw/qdev-properties.h" |
d6454270 | 38 | #include "migration/vmstate.h" |
67aa56fc CM |
39 | |
40 | #define VM_MSG_CHAR 0xA0 /* Marks end of message */ | |
41 | #define VM_CMD_CHAR 0xA1 /* Marks end of a command */ | |
42 | #define VM_ESCAPE_CHAR 0xAA /* Set bit 4 from the next byte to 0 */ | |
43 | ||
44 | #define VM_PROTOCOL_VERSION 1 | |
45 | #define VM_CMD_VERSION 0xff /* A version number byte follows */ | |
46 | #define VM_CMD_NOATTN 0x00 | |
47 | #define VM_CMD_ATTN 0x01 | |
48 | #define VM_CMD_ATTN_IRQ 0x02 | |
49 | #define VM_CMD_POWEROFF 0x03 | |
50 | #define VM_CMD_RESET 0x04 | |
51 | #define VM_CMD_ENABLE_IRQ 0x05 /* Enable/disable the messaging irq */ | |
52 | #define VM_CMD_DISABLE_IRQ 0x06 | |
53 | #define VM_CMD_SEND_NMI 0x07 | |
54 | #define VM_CMD_CAPABILITIES 0x08 | |
55 | #define VM_CAPABILITIES_POWER 0x01 | |
56 | #define VM_CAPABILITIES_RESET 0x02 | |
57 | #define VM_CAPABILITIES_IRQ 0x04 | |
58 | #define VM_CAPABILITIES_NMI 0x08 | |
59 | #define VM_CAPABILITIES_ATTN 0x10 | |
f53b9f36 CM |
60 | #define VM_CAPABILITIES_GRACEFUL_SHUTDOWN 0x20 |
61 | #define VM_CMD_GRACEFUL_SHUTDOWN 0x09 | |
67aa56fc CM |
62 | |
63 | #define TYPE_IPMI_BMC_EXTERN "ipmi-bmc-extern" | |
64 | #define IPMI_BMC_EXTERN(obj) OBJECT_CHECK(IPMIBmcExtern, (obj), \ | |
65 | TYPE_IPMI_BMC_EXTERN) | |
66 | typedef struct IPMIBmcExtern { | |
67 | IPMIBmc parent; | |
68 | ||
becdfa00 | 69 | CharBackend chr; |
67aa56fc CM |
70 | |
71 | bool connected; | |
72 | ||
73 | unsigned char inbuf[MAX_IPMI_MSG_SIZE + 2]; | |
74 | unsigned int inpos; | |
75 | bool in_escape; | |
76 | bool in_too_many; | |
77 | bool waiting_rsp; | |
78 | bool sending_cmd; | |
79 | ||
80 | unsigned char outbuf[(MAX_IPMI_MSG_SIZE + 2) * 2 + 1]; | |
81 | unsigned int outpos; | |
82 | unsigned int outlen; | |
83 | ||
84 | struct QEMUTimer *extern_timer; | |
85 | ||
86 | /* A reset event is pending to be sent upstream. */ | |
87 | bool send_reset; | |
88 | } IPMIBmcExtern; | |
89 | ||
67aa56fc CM |
90 | static unsigned char |
91 | ipmb_checksum(const unsigned char *data, int size, unsigned char start) | |
92 | { | |
93 | unsigned char csum = start; | |
94 | ||
95 | for (; size > 0; size--, data++) { | |
96 | csum += *data; | |
97 | } | |
98 | return csum; | |
99 | } | |
100 | ||
101 | static void continue_send(IPMIBmcExtern *ibe) | |
102 | { | |
b72981b9 | 103 | int ret; |
67aa56fc CM |
104 | if (ibe->outlen == 0) { |
105 | goto check_reset; | |
106 | } | |
107 | send: | |
5345fdb4 | 108 | ret = qemu_chr_fe_write(&ibe->chr, ibe->outbuf + ibe->outpos, |
b72981b9 DB |
109 | ibe->outlen - ibe->outpos); |
110 | if (ret > 0) { | |
111 | ibe->outpos += ret; | |
112 | } | |
67aa56fc CM |
113 | if (ibe->outpos < ibe->outlen) { |
114 | /* Not fully transmitted, try again in a 10ms */ | |
115 | timer_mod_ns(ibe->extern_timer, | |
116 | qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 10000000); | |
117 | } else { | |
118 | /* Sent */ | |
119 | ibe->outlen = 0; | |
120 | ibe->outpos = 0; | |
121 | if (!ibe->sending_cmd) { | |
122 | ibe->waiting_rsp = true; | |
123 | } else { | |
124 | ibe->sending_cmd = false; | |
125 | } | |
126 | check_reset: | |
127 | if (ibe->connected && ibe->send_reset) { | |
128 | /* Send the reset */ | |
129 | ibe->outbuf[0] = VM_CMD_RESET; | |
130 | ibe->outbuf[1] = VM_CMD_CHAR; | |
131 | ibe->outlen = 2; | |
132 | ibe->outpos = 0; | |
133 | ibe->send_reset = false; | |
134 | ibe->sending_cmd = true; | |
135 | goto send; | |
136 | } | |
137 | ||
138 | if (ibe->waiting_rsp) { | |
139 | /* Make sure we get a response within 4 seconds. */ | |
140 | timer_mod_ns(ibe->extern_timer, | |
141 | qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 4000000000ULL); | |
142 | } | |
143 | } | |
144 | return; | |
145 | } | |
146 | ||
147 | static void extern_timeout(void *opaque) | |
148 | { | |
149 | IPMIBmcExtern *ibe = opaque; | |
150 | IPMIInterface *s = ibe->parent.intf; | |
151 | ||
152 | if (ibe->connected) { | |
153 | if (ibe->waiting_rsp && (ibe->outlen == 0)) { | |
154 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s); | |
155 | /* The message response timed out, return an error. */ | |
156 | ibe->waiting_rsp = false; | |
157 | ibe->inbuf[1] = ibe->outbuf[1] | 0x04; | |
158 | ibe->inbuf[2] = ibe->outbuf[2]; | |
159 | ibe->inbuf[3] = IPMI_CC_TIMEOUT; | |
160 | k->handle_rsp(s, ibe->outbuf[0], ibe->inbuf + 1, 3); | |
161 | } else { | |
162 | continue_send(ibe); | |
163 | } | |
164 | } | |
165 | } | |
166 | ||
167 | static void addchar(IPMIBmcExtern *ibe, unsigned char ch) | |
168 | { | |
169 | switch (ch) { | |
170 | case VM_MSG_CHAR: | |
171 | case VM_CMD_CHAR: | |
172 | case VM_ESCAPE_CHAR: | |
173 | ibe->outbuf[ibe->outlen] = VM_ESCAPE_CHAR; | |
174 | ibe->outlen++; | |
175 | ch |= 0x10; | |
5a70b8b5 | 176 | /* fall through */ |
67aa56fc CM |
177 | default: |
178 | ibe->outbuf[ibe->outlen] = ch; | |
179 | ibe->outlen++; | |
180 | } | |
181 | } | |
182 | ||
183 | static void ipmi_bmc_extern_handle_command(IPMIBmc *b, | |
184 | uint8_t *cmd, unsigned int cmd_len, | |
185 | unsigned int max_cmd_len, | |
186 | uint8_t msg_id) | |
187 | { | |
188 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(b); | |
189 | IPMIInterface *s = ibe->parent.intf; | |
190 | uint8_t err = 0, csum; | |
191 | unsigned int i; | |
192 | ||
193 | if (ibe->outlen) { | |
194 | /* We already have a command queued. Shouldn't ever happen. */ | |
4fee2470 AF |
195 | error_report("IPMI KCS: Got command when not finished with the" |
196 | " previous command"); | |
67aa56fc CM |
197 | abort(); |
198 | } | |
199 | ||
200 | /* If it's too short or it was truncated, return an error. */ | |
201 | if (cmd_len < 2) { | |
202 | err = IPMI_CC_REQUEST_DATA_LENGTH_INVALID; | |
203 | } else if ((cmd_len > max_cmd_len) || (cmd_len > MAX_IPMI_MSG_SIZE)) { | |
204 | err = IPMI_CC_REQUEST_DATA_TRUNCATED; | |
205 | } else if (!ibe->connected) { | |
206 | err = IPMI_CC_BMC_INIT_IN_PROGRESS; | |
207 | } | |
208 | if (err) { | |
209 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s); | |
210 | unsigned char rsp[3]; | |
211 | rsp[0] = cmd[0] | 0x04; | |
212 | rsp[1] = cmd[1]; | |
213 | rsp[2] = err; | |
214 | ibe->waiting_rsp = false; | |
215 | k->handle_rsp(s, msg_id, rsp, 3); | |
216 | goto out; | |
217 | } | |
218 | ||
219 | addchar(ibe, msg_id); | |
220 | for (i = 0; i < cmd_len; i++) { | |
221 | addchar(ibe, cmd[i]); | |
222 | } | |
223 | csum = ipmb_checksum(&msg_id, 1, 0); | |
224 | addchar(ibe, -ipmb_checksum(cmd, cmd_len, csum)); | |
225 | ||
226 | ibe->outbuf[ibe->outlen] = VM_MSG_CHAR; | |
227 | ibe->outlen++; | |
228 | ||
229 | /* Start the transmit */ | |
230 | continue_send(ibe); | |
231 | ||
232 | out: | |
233 | return; | |
234 | } | |
235 | ||
236 | static void handle_hw_op(IPMIBmcExtern *ibe, unsigned char hw_op) | |
237 | { | |
238 | IPMIInterface *s = ibe->parent.intf; | |
239 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s); | |
240 | ||
241 | switch (hw_op) { | |
242 | case VM_CMD_VERSION: | |
243 | /* We only support one version at this time. */ | |
244 | break; | |
245 | ||
246 | case VM_CMD_NOATTN: | |
247 | k->set_atn(s, 0, 0); | |
248 | break; | |
249 | ||
250 | case VM_CMD_ATTN: | |
251 | k->set_atn(s, 1, 0); | |
252 | break; | |
253 | ||
254 | case VM_CMD_ATTN_IRQ: | |
255 | k->set_atn(s, 1, 1); | |
256 | break; | |
257 | ||
258 | case VM_CMD_POWEROFF: | |
259 | k->do_hw_op(s, IPMI_POWEROFF_CHASSIS, 0); | |
260 | break; | |
261 | ||
262 | case VM_CMD_RESET: | |
263 | k->do_hw_op(s, IPMI_RESET_CHASSIS, 0); | |
264 | break; | |
265 | ||
266 | case VM_CMD_ENABLE_IRQ: | |
267 | k->set_irq_enable(s, 1); | |
268 | break; | |
269 | ||
270 | case VM_CMD_DISABLE_IRQ: | |
271 | k->set_irq_enable(s, 0); | |
272 | break; | |
273 | ||
274 | case VM_CMD_SEND_NMI: | |
275 | k->do_hw_op(s, IPMI_SEND_NMI, 0); | |
276 | break; | |
ad2a8077 | 277 | |
f53b9f36 CM |
278 | case VM_CMD_GRACEFUL_SHUTDOWN: |
279 | k->do_hw_op(s, IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP, 0); | |
ad2a8077 | 280 | break; |
67aa56fc CM |
281 | } |
282 | } | |
283 | ||
284 | static void handle_msg(IPMIBmcExtern *ibe) | |
285 | { | |
286 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(ibe->parent.intf); | |
287 | ||
288 | if (ibe->in_escape) { | |
289 | ipmi_debug("msg escape not ended\n"); | |
290 | return; | |
291 | } | |
292 | if (ibe->inpos < 5) { | |
293 | ipmi_debug("msg too short\n"); | |
294 | return; | |
295 | } | |
296 | if (ibe->in_too_many) { | |
297 | ibe->inbuf[3] = IPMI_CC_REQUEST_DATA_TRUNCATED; | |
298 | ibe->inpos = 4; | |
299 | } else if (ipmb_checksum(ibe->inbuf, ibe->inpos, 0) != 0) { | |
300 | ipmi_debug("msg checksum failure\n"); | |
301 | return; | |
302 | } else { | |
303 | ibe->inpos--; /* Remove checkum */ | |
304 | } | |
305 | ||
306 | timer_del(ibe->extern_timer); | |
307 | ibe->waiting_rsp = false; | |
308 | k->handle_rsp(ibe->parent.intf, ibe->inbuf[0], ibe->inbuf + 1, ibe->inpos - 1); | |
309 | } | |
310 | ||
311 | static int can_receive(void *opaque) | |
312 | { | |
313 | return 1; | |
314 | } | |
315 | ||
316 | static void receive(void *opaque, const uint8_t *buf, int size) | |
317 | { | |
318 | IPMIBmcExtern *ibe = opaque; | |
319 | int i; | |
320 | unsigned char hw_op; | |
321 | ||
322 | for (i = 0; i < size; i++) { | |
323 | unsigned char ch = buf[i]; | |
324 | ||
325 | switch (ch) { | |
326 | case VM_MSG_CHAR: | |
327 | handle_msg(ibe); | |
328 | ibe->in_too_many = false; | |
329 | ibe->inpos = 0; | |
330 | break; | |
331 | ||
332 | case VM_CMD_CHAR: | |
333 | if (ibe->in_too_many) { | |
334 | ipmi_debug("cmd in too many\n"); | |
335 | ibe->in_too_many = false; | |
336 | ibe->inpos = 0; | |
337 | break; | |
338 | } | |
339 | if (ibe->in_escape) { | |
340 | ipmi_debug("cmd in escape\n"); | |
341 | ibe->in_too_many = false; | |
342 | ibe->inpos = 0; | |
343 | ibe->in_escape = false; | |
344 | break; | |
345 | } | |
346 | ibe->in_too_many = false; | |
347 | if (ibe->inpos < 1) { | |
348 | break; | |
349 | } | |
350 | hw_op = ibe->inbuf[0]; | |
351 | ibe->inpos = 0; | |
352 | goto out_hw_op; | |
353 | break; | |
354 | ||
355 | case VM_ESCAPE_CHAR: | |
356 | ibe->in_escape = true; | |
357 | break; | |
358 | ||
359 | default: | |
360 | if (ibe->in_escape) { | |
361 | ch &= ~0x10; | |
362 | ibe->in_escape = false; | |
363 | } | |
364 | if (ibe->in_too_many) { | |
365 | break; | |
366 | } | |
367 | if (ibe->inpos >= sizeof(ibe->inbuf)) { | |
368 | ibe->in_too_many = true; | |
369 | break; | |
370 | } | |
371 | ibe->inbuf[ibe->inpos] = ch; | |
372 | ibe->inpos++; | |
373 | break; | |
374 | } | |
375 | } | |
376 | return; | |
377 | ||
378 | out_hw_op: | |
379 | handle_hw_op(ibe, hw_op); | |
380 | } | |
381 | ||
382 | static void chr_event(void *opaque, int event) | |
383 | { | |
384 | IPMIBmcExtern *ibe = opaque; | |
385 | IPMIInterface *s = ibe->parent.intf; | |
386 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s); | |
387 | unsigned char v; | |
388 | ||
389 | switch (event) { | |
390 | case CHR_EVENT_OPENED: | |
391 | ibe->connected = true; | |
392 | ibe->outpos = 0; | |
393 | ibe->outlen = 0; | |
394 | addchar(ibe, VM_CMD_VERSION); | |
395 | addchar(ibe, VM_PROTOCOL_VERSION); | |
396 | ibe->outbuf[ibe->outlen] = VM_CMD_CHAR; | |
397 | ibe->outlen++; | |
398 | addchar(ibe, VM_CMD_CAPABILITIES); | |
399 | v = VM_CAPABILITIES_IRQ | VM_CAPABILITIES_ATTN; | |
400 | if (k->do_hw_op(ibe->parent.intf, IPMI_POWEROFF_CHASSIS, 1) == 0) { | |
401 | v |= VM_CAPABILITIES_POWER; | |
402 | } | |
f53b9f36 CM |
403 | if (k->do_hw_op(ibe->parent.intf, IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP, 1) |
404 | == 0) { | |
405 | v |= VM_CAPABILITIES_GRACEFUL_SHUTDOWN; | |
406 | } | |
67aa56fc CM |
407 | if (k->do_hw_op(ibe->parent.intf, IPMI_RESET_CHASSIS, 1) == 0) { |
408 | v |= VM_CAPABILITIES_RESET; | |
409 | } | |
410 | if (k->do_hw_op(ibe->parent.intf, IPMI_SEND_NMI, 1) == 0) { | |
411 | v |= VM_CAPABILITIES_NMI; | |
412 | } | |
413 | addchar(ibe, v); | |
414 | ibe->outbuf[ibe->outlen] = VM_CMD_CHAR; | |
415 | ibe->outlen++; | |
416 | ibe->sending_cmd = false; | |
417 | continue_send(ibe); | |
418 | break; | |
419 | ||
420 | case CHR_EVENT_CLOSED: | |
421 | if (!ibe->connected) { | |
422 | return; | |
423 | } | |
424 | ibe->connected = false; | |
53d34b8c CM |
425 | /* |
426 | * Don't hang the OS trying to handle the ATN bit, other end will | |
427 | * resend on a reconnect. | |
428 | */ | |
429 | k->set_atn(s, 0, 0); | |
67aa56fc CM |
430 | if (ibe->waiting_rsp) { |
431 | ibe->waiting_rsp = false; | |
432 | ibe->inbuf[1] = ibe->outbuf[1] | 0x04; | |
433 | ibe->inbuf[2] = ibe->outbuf[2]; | |
434 | ibe->inbuf[3] = IPMI_CC_BMC_INIT_IN_PROGRESS; | |
435 | k->handle_rsp(s, ibe->outbuf[0], ibe->inbuf + 1, 3); | |
436 | } | |
437 | break; | |
438 | } | |
439 | } | |
440 | ||
441 | static void ipmi_bmc_extern_handle_reset(IPMIBmc *b) | |
442 | { | |
443 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(b); | |
444 | ||
445 | ibe->send_reset = true; | |
446 | continue_send(ibe); | |
447 | } | |
448 | ||
449 | static void ipmi_bmc_extern_realize(DeviceState *dev, Error **errp) | |
450 | { | |
451 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(dev); | |
452 | ||
30650701 | 453 | if (!qemu_chr_fe_backend_connected(&ibe->chr)) { |
67aa56fc CM |
454 | error_setg(errp, "IPMI external bmc requires chardev attribute"); |
455 | return; | |
456 | } | |
457 | ||
5345fdb4 | 458 | qemu_chr_fe_set_handlers(&ibe->chr, can_receive, receive, |
81517ba3 | 459 | chr_event, NULL, ibe, NULL, true); |
67aa56fc CM |
460 | } |
461 | ||
bd66bcfc CM |
462 | static int ipmi_bmc_extern_post_migrate(void *opaque, int version_id) |
463 | { | |
464 | IPMIBmcExtern *ibe = opaque; | |
465 | ||
466 | /* | |
467 | * We don't directly restore waiting_rsp, Instead, we return an | |
468 | * error on the interface if a response was being waited for. | |
469 | */ | |
470 | if (ibe->waiting_rsp) { | |
471 | IPMIInterface *ii = ibe->parent.intf; | |
472 | IPMIInterfaceClass *iic = IPMI_INTERFACE_GET_CLASS(ii); | |
473 | ||
474 | ibe->waiting_rsp = false; | |
475 | ibe->inbuf[1] = ibe->outbuf[1] | 0x04; | |
476 | ibe->inbuf[2] = ibe->outbuf[2]; | |
477 | ibe->inbuf[3] = IPMI_CC_BMC_INIT_IN_PROGRESS; | |
478 | iic->handle_rsp(ii, ibe->outbuf[0], ibe->inbuf + 1, 3); | |
479 | } | |
480 | return 0; | |
481 | } | |
482 | ||
483 | static const VMStateDescription vmstate_ipmi_bmc_extern = { | |
484 | .name = TYPE_IPMI_BMC_EXTERN, | |
485 | .version_id = 1, | |
486 | .minimum_version_id = 1, | |
487 | .post_load = ipmi_bmc_extern_post_migrate, | |
488 | .fields = (VMStateField[]) { | |
489 | VMSTATE_BOOL(send_reset, IPMIBmcExtern), | |
490 | VMSTATE_BOOL(waiting_rsp, IPMIBmcExtern), | |
491 | VMSTATE_END_OF_LIST() | |
492 | } | |
493 | }; | |
494 | ||
67aa56fc CM |
495 | static void ipmi_bmc_extern_init(Object *obj) |
496 | { | |
497 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(obj); | |
498 | ||
499 | ibe->extern_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, extern_timeout, ibe); | |
bd66bcfc | 500 | vmstate_register(NULL, 0, &vmstate_ipmi_bmc_extern, ibe); |
67aa56fc CM |
501 | } |
502 | ||
e9529768 MAL |
503 | static void ipmi_bmc_extern_finalize(Object *obj) |
504 | { | |
505 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(obj); | |
506 | ||
507 | timer_del(ibe->extern_timer); | |
508 | timer_free(ibe->extern_timer); | |
509 | } | |
510 | ||
67aa56fc CM |
511 | static Property ipmi_bmc_extern_properties[] = { |
512 | DEFINE_PROP_CHR("chardev", IPMIBmcExtern, chr), | |
513 | DEFINE_PROP_END_OF_LIST(), | |
514 | }; | |
515 | ||
516 | static void ipmi_bmc_extern_class_init(ObjectClass *oc, void *data) | |
517 | { | |
518 | DeviceClass *dc = DEVICE_CLASS(oc); | |
519 | IPMIBmcClass *bk = IPMI_BMC_CLASS(oc); | |
520 | ||
521 | bk->handle_command = ipmi_bmc_extern_handle_command; | |
522 | bk->handle_reset = ipmi_bmc_extern_handle_reset; | |
66abfddb | 523 | dc->hotpluggable = false; |
67aa56fc CM |
524 | dc->realize = ipmi_bmc_extern_realize; |
525 | dc->props = ipmi_bmc_extern_properties; | |
526 | } | |
527 | ||
528 | static const TypeInfo ipmi_bmc_extern_type = { | |
529 | .name = TYPE_IPMI_BMC_EXTERN, | |
530 | .parent = TYPE_IPMI_BMC, | |
531 | .instance_size = sizeof(IPMIBmcExtern), | |
532 | .instance_init = ipmi_bmc_extern_init, | |
e9529768 | 533 | .instance_finalize = ipmi_bmc_extern_finalize, |
67aa56fc CM |
534 | .class_init = ipmi_bmc_extern_class_init, |
535 | }; | |
536 | ||
537 | static void ipmi_bmc_extern_register_types(void) | |
538 | { | |
539 | type_register_static(&ipmi_bmc_extern_type); | |
540 | } | |
541 | ||
542 | type_init(ipmi_bmc_extern_register_types) |