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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" |
da34e65c | 32 | #include "qapi/error.h" |
67aa56fc | 33 | #include "qemu/timer.h" |
4d43a603 | 34 | #include "chardev/char-fe.h" |
ad2a8077 | 35 | #include "sysemu/sysemu.h" |
67aa56fc CM |
36 | #include "hw/ipmi/ipmi.h" |
37 | ||
38 | #define VM_MSG_CHAR 0xA0 /* Marks end of message */ | |
39 | #define VM_CMD_CHAR 0xA1 /* Marks end of a command */ | |
40 | #define VM_ESCAPE_CHAR 0xAA /* Set bit 4 from the next byte to 0 */ | |
41 | ||
42 | #define VM_PROTOCOL_VERSION 1 | |
43 | #define VM_CMD_VERSION 0xff /* A version number byte follows */ | |
44 | #define VM_CMD_NOATTN 0x00 | |
45 | #define VM_CMD_ATTN 0x01 | |
46 | #define VM_CMD_ATTN_IRQ 0x02 | |
47 | #define VM_CMD_POWEROFF 0x03 | |
48 | #define VM_CMD_RESET 0x04 | |
49 | #define VM_CMD_ENABLE_IRQ 0x05 /* Enable/disable the messaging irq */ | |
50 | #define VM_CMD_DISABLE_IRQ 0x06 | |
51 | #define VM_CMD_SEND_NMI 0x07 | |
52 | #define VM_CMD_CAPABILITIES 0x08 | |
53 | #define VM_CAPABILITIES_POWER 0x01 | |
54 | #define VM_CAPABILITIES_RESET 0x02 | |
55 | #define VM_CAPABILITIES_IRQ 0x04 | |
56 | #define VM_CAPABILITIES_NMI 0x08 | |
57 | #define VM_CAPABILITIES_ATTN 0x10 | |
f53b9f36 CM |
58 | #define VM_CAPABILITIES_GRACEFUL_SHUTDOWN 0x20 |
59 | #define VM_CMD_GRACEFUL_SHUTDOWN 0x09 | |
67aa56fc CM |
60 | |
61 | #define TYPE_IPMI_BMC_EXTERN "ipmi-bmc-extern" | |
62 | #define IPMI_BMC_EXTERN(obj) OBJECT_CHECK(IPMIBmcExtern, (obj), \ | |
63 | TYPE_IPMI_BMC_EXTERN) | |
64 | typedef struct IPMIBmcExtern { | |
65 | IPMIBmc parent; | |
66 | ||
becdfa00 | 67 | CharBackend chr; |
67aa56fc CM |
68 | |
69 | bool connected; | |
70 | ||
71 | unsigned char inbuf[MAX_IPMI_MSG_SIZE + 2]; | |
72 | unsigned int inpos; | |
73 | bool in_escape; | |
74 | bool in_too_many; | |
75 | bool waiting_rsp; | |
76 | bool sending_cmd; | |
77 | ||
78 | unsigned char outbuf[(MAX_IPMI_MSG_SIZE + 2) * 2 + 1]; | |
79 | unsigned int outpos; | |
80 | unsigned int outlen; | |
81 | ||
82 | struct QEMUTimer *extern_timer; | |
83 | ||
84 | /* A reset event is pending to be sent upstream. */ | |
85 | bool send_reset; | |
86 | } IPMIBmcExtern; | |
87 | ||
88 | static int can_receive(void *opaque); | |
89 | static void receive(void *opaque, const uint8_t *buf, int size); | |
90 | static void chr_event(void *opaque, int event); | |
91 | ||
92 | static unsigned char | |
93 | ipmb_checksum(const unsigned char *data, int size, unsigned char start) | |
94 | { | |
95 | unsigned char csum = start; | |
96 | ||
97 | for (; size > 0; size--, data++) { | |
98 | csum += *data; | |
99 | } | |
100 | return csum; | |
101 | } | |
102 | ||
103 | static void continue_send(IPMIBmcExtern *ibe) | |
104 | { | |
b72981b9 | 105 | int ret; |
67aa56fc CM |
106 | if (ibe->outlen == 0) { |
107 | goto check_reset; | |
108 | } | |
109 | send: | |
5345fdb4 | 110 | ret = qemu_chr_fe_write(&ibe->chr, ibe->outbuf + ibe->outpos, |
b72981b9 DB |
111 | ibe->outlen - ibe->outpos); |
112 | if (ret > 0) { | |
113 | ibe->outpos += ret; | |
114 | } | |
67aa56fc CM |
115 | if (ibe->outpos < ibe->outlen) { |
116 | /* Not fully transmitted, try again in a 10ms */ | |
117 | timer_mod_ns(ibe->extern_timer, | |
118 | qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 10000000); | |
119 | } else { | |
120 | /* Sent */ | |
121 | ibe->outlen = 0; | |
122 | ibe->outpos = 0; | |
123 | if (!ibe->sending_cmd) { | |
124 | ibe->waiting_rsp = true; | |
125 | } else { | |
126 | ibe->sending_cmd = false; | |
127 | } | |
128 | check_reset: | |
129 | if (ibe->connected && ibe->send_reset) { | |
130 | /* Send the reset */ | |
131 | ibe->outbuf[0] = VM_CMD_RESET; | |
132 | ibe->outbuf[1] = VM_CMD_CHAR; | |
133 | ibe->outlen = 2; | |
134 | ibe->outpos = 0; | |
135 | ibe->send_reset = false; | |
136 | ibe->sending_cmd = true; | |
137 | goto send; | |
138 | } | |
139 | ||
140 | if (ibe->waiting_rsp) { | |
141 | /* Make sure we get a response within 4 seconds. */ | |
142 | timer_mod_ns(ibe->extern_timer, | |
143 | qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 4000000000ULL); | |
144 | } | |
145 | } | |
146 | return; | |
147 | } | |
148 | ||
149 | static void extern_timeout(void *opaque) | |
150 | { | |
151 | IPMIBmcExtern *ibe = opaque; | |
152 | IPMIInterface *s = ibe->parent.intf; | |
153 | ||
154 | if (ibe->connected) { | |
155 | if (ibe->waiting_rsp && (ibe->outlen == 0)) { | |
156 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s); | |
157 | /* The message response timed out, return an error. */ | |
158 | ibe->waiting_rsp = false; | |
159 | ibe->inbuf[1] = ibe->outbuf[1] | 0x04; | |
160 | ibe->inbuf[2] = ibe->outbuf[2]; | |
161 | ibe->inbuf[3] = IPMI_CC_TIMEOUT; | |
162 | k->handle_rsp(s, ibe->outbuf[0], ibe->inbuf + 1, 3); | |
163 | } else { | |
164 | continue_send(ibe); | |
165 | } | |
166 | } | |
167 | } | |
168 | ||
169 | static void addchar(IPMIBmcExtern *ibe, unsigned char ch) | |
170 | { | |
171 | switch (ch) { | |
172 | case VM_MSG_CHAR: | |
173 | case VM_CMD_CHAR: | |
174 | case VM_ESCAPE_CHAR: | |
175 | ibe->outbuf[ibe->outlen] = VM_ESCAPE_CHAR; | |
176 | ibe->outlen++; | |
177 | ch |= 0x10; | |
178 | /* No break */ | |
179 | ||
180 | default: | |
181 | ibe->outbuf[ibe->outlen] = ch; | |
182 | ibe->outlen++; | |
183 | } | |
184 | } | |
185 | ||
186 | static void ipmi_bmc_extern_handle_command(IPMIBmc *b, | |
187 | uint8_t *cmd, unsigned int cmd_len, | |
188 | unsigned int max_cmd_len, | |
189 | uint8_t msg_id) | |
190 | { | |
191 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(b); | |
192 | IPMIInterface *s = ibe->parent.intf; | |
193 | uint8_t err = 0, csum; | |
194 | unsigned int i; | |
195 | ||
196 | if (ibe->outlen) { | |
197 | /* We already have a command queued. Shouldn't ever happen. */ | |
4fee2470 AF |
198 | error_report("IPMI KCS: Got command when not finished with the" |
199 | " previous command"); | |
67aa56fc CM |
200 | abort(); |
201 | } | |
202 | ||
203 | /* If it's too short or it was truncated, return an error. */ | |
204 | if (cmd_len < 2) { | |
205 | err = IPMI_CC_REQUEST_DATA_LENGTH_INVALID; | |
206 | } else if ((cmd_len > max_cmd_len) || (cmd_len > MAX_IPMI_MSG_SIZE)) { | |
207 | err = IPMI_CC_REQUEST_DATA_TRUNCATED; | |
208 | } else if (!ibe->connected) { | |
209 | err = IPMI_CC_BMC_INIT_IN_PROGRESS; | |
210 | } | |
211 | if (err) { | |
212 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s); | |
213 | unsigned char rsp[3]; | |
214 | rsp[0] = cmd[0] | 0x04; | |
215 | rsp[1] = cmd[1]; | |
216 | rsp[2] = err; | |
217 | ibe->waiting_rsp = false; | |
218 | k->handle_rsp(s, msg_id, rsp, 3); | |
219 | goto out; | |
220 | } | |
221 | ||
222 | addchar(ibe, msg_id); | |
223 | for (i = 0; i < cmd_len; i++) { | |
224 | addchar(ibe, cmd[i]); | |
225 | } | |
226 | csum = ipmb_checksum(&msg_id, 1, 0); | |
227 | addchar(ibe, -ipmb_checksum(cmd, cmd_len, csum)); | |
228 | ||
229 | ibe->outbuf[ibe->outlen] = VM_MSG_CHAR; | |
230 | ibe->outlen++; | |
231 | ||
232 | /* Start the transmit */ | |
233 | continue_send(ibe); | |
234 | ||
235 | out: | |
236 | return; | |
237 | } | |
238 | ||
239 | static void handle_hw_op(IPMIBmcExtern *ibe, unsigned char hw_op) | |
240 | { | |
241 | IPMIInterface *s = ibe->parent.intf; | |
242 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s); | |
243 | ||
244 | switch (hw_op) { | |
245 | case VM_CMD_VERSION: | |
246 | /* We only support one version at this time. */ | |
247 | break; | |
248 | ||
249 | case VM_CMD_NOATTN: | |
250 | k->set_atn(s, 0, 0); | |
251 | break; | |
252 | ||
253 | case VM_CMD_ATTN: | |
254 | k->set_atn(s, 1, 0); | |
255 | break; | |
256 | ||
257 | case VM_CMD_ATTN_IRQ: | |
258 | k->set_atn(s, 1, 1); | |
259 | break; | |
260 | ||
261 | case VM_CMD_POWEROFF: | |
262 | k->do_hw_op(s, IPMI_POWEROFF_CHASSIS, 0); | |
263 | break; | |
264 | ||
265 | case VM_CMD_RESET: | |
266 | k->do_hw_op(s, IPMI_RESET_CHASSIS, 0); | |
267 | break; | |
268 | ||
269 | case VM_CMD_ENABLE_IRQ: | |
270 | k->set_irq_enable(s, 1); | |
271 | break; | |
272 | ||
273 | case VM_CMD_DISABLE_IRQ: | |
274 | k->set_irq_enable(s, 0); | |
275 | break; | |
276 | ||
277 | case VM_CMD_SEND_NMI: | |
278 | k->do_hw_op(s, IPMI_SEND_NMI, 0); | |
279 | break; | |
ad2a8077 | 280 | |
f53b9f36 CM |
281 | case VM_CMD_GRACEFUL_SHUTDOWN: |
282 | k->do_hw_op(s, IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP, 0); | |
ad2a8077 | 283 | break; |
67aa56fc CM |
284 | } |
285 | } | |
286 | ||
287 | static void handle_msg(IPMIBmcExtern *ibe) | |
288 | { | |
289 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(ibe->parent.intf); | |
290 | ||
291 | if (ibe->in_escape) { | |
292 | ipmi_debug("msg escape not ended\n"); | |
293 | return; | |
294 | } | |
295 | if (ibe->inpos < 5) { | |
296 | ipmi_debug("msg too short\n"); | |
297 | return; | |
298 | } | |
299 | if (ibe->in_too_many) { | |
300 | ibe->inbuf[3] = IPMI_CC_REQUEST_DATA_TRUNCATED; | |
301 | ibe->inpos = 4; | |
302 | } else if (ipmb_checksum(ibe->inbuf, ibe->inpos, 0) != 0) { | |
303 | ipmi_debug("msg checksum failure\n"); | |
304 | return; | |
305 | } else { | |
306 | ibe->inpos--; /* Remove checkum */ | |
307 | } | |
308 | ||
309 | timer_del(ibe->extern_timer); | |
310 | ibe->waiting_rsp = false; | |
311 | k->handle_rsp(ibe->parent.intf, ibe->inbuf[0], ibe->inbuf + 1, ibe->inpos - 1); | |
312 | } | |
313 | ||
314 | static int can_receive(void *opaque) | |
315 | { | |
316 | return 1; | |
317 | } | |
318 | ||
319 | static void receive(void *opaque, const uint8_t *buf, int size) | |
320 | { | |
321 | IPMIBmcExtern *ibe = opaque; | |
322 | int i; | |
323 | unsigned char hw_op; | |
324 | ||
325 | for (i = 0; i < size; i++) { | |
326 | unsigned char ch = buf[i]; | |
327 | ||
328 | switch (ch) { | |
329 | case VM_MSG_CHAR: | |
330 | handle_msg(ibe); | |
331 | ibe->in_too_many = false; | |
332 | ibe->inpos = 0; | |
333 | break; | |
334 | ||
335 | case VM_CMD_CHAR: | |
336 | if (ibe->in_too_many) { | |
337 | ipmi_debug("cmd in too many\n"); | |
338 | ibe->in_too_many = false; | |
339 | ibe->inpos = 0; | |
340 | break; | |
341 | } | |
342 | if (ibe->in_escape) { | |
343 | ipmi_debug("cmd in escape\n"); | |
344 | ibe->in_too_many = false; | |
345 | ibe->inpos = 0; | |
346 | ibe->in_escape = false; | |
347 | break; | |
348 | } | |
349 | ibe->in_too_many = false; | |
350 | if (ibe->inpos < 1) { | |
351 | break; | |
352 | } | |
353 | hw_op = ibe->inbuf[0]; | |
354 | ibe->inpos = 0; | |
355 | goto out_hw_op; | |
356 | break; | |
357 | ||
358 | case VM_ESCAPE_CHAR: | |
359 | ibe->in_escape = true; | |
360 | break; | |
361 | ||
362 | default: | |
363 | if (ibe->in_escape) { | |
364 | ch &= ~0x10; | |
365 | ibe->in_escape = false; | |
366 | } | |
367 | if (ibe->in_too_many) { | |
368 | break; | |
369 | } | |
370 | if (ibe->inpos >= sizeof(ibe->inbuf)) { | |
371 | ibe->in_too_many = true; | |
372 | break; | |
373 | } | |
374 | ibe->inbuf[ibe->inpos] = ch; | |
375 | ibe->inpos++; | |
376 | break; | |
377 | } | |
378 | } | |
379 | return; | |
380 | ||
381 | out_hw_op: | |
382 | handle_hw_op(ibe, hw_op); | |
383 | } | |
384 | ||
385 | static void chr_event(void *opaque, int event) | |
386 | { | |
387 | IPMIBmcExtern *ibe = opaque; | |
388 | IPMIInterface *s = ibe->parent.intf; | |
389 | IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s); | |
390 | unsigned char v; | |
391 | ||
392 | switch (event) { | |
393 | case CHR_EVENT_OPENED: | |
394 | ibe->connected = true; | |
395 | ibe->outpos = 0; | |
396 | ibe->outlen = 0; | |
397 | addchar(ibe, VM_CMD_VERSION); | |
398 | addchar(ibe, VM_PROTOCOL_VERSION); | |
399 | ibe->outbuf[ibe->outlen] = VM_CMD_CHAR; | |
400 | ibe->outlen++; | |
401 | addchar(ibe, VM_CMD_CAPABILITIES); | |
402 | v = VM_CAPABILITIES_IRQ | VM_CAPABILITIES_ATTN; | |
403 | if (k->do_hw_op(ibe->parent.intf, IPMI_POWEROFF_CHASSIS, 1) == 0) { | |
404 | v |= VM_CAPABILITIES_POWER; | |
405 | } | |
f53b9f36 CM |
406 | if (k->do_hw_op(ibe->parent.intf, IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP, 1) |
407 | == 0) { | |
408 | v |= VM_CAPABILITIES_GRACEFUL_SHUTDOWN; | |
409 | } | |
67aa56fc CM |
410 | if (k->do_hw_op(ibe->parent.intf, IPMI_RESET_CHASSIS, 1) == 0) { |
411 | v |= VM_CAPABILITIES_RESET; | |
412 | } | |
413 | if (k->do_hw_op(ibe->parent.intf, IPMI_SEND_NMI, 1) == 0) { | |
414 | v |= VM_CAPABILITIES_NMI; | |
415 | } | |
416 | addchar(ibe, v); | |
417 | ibe->outbuf[ibe->outlen] = VM_CMD_CHAR; | |
418 | ibe->outlen++; | |
419 | ibe->sending_cmd = false; | |
420 | continue_send(ibe); | |
421 | break; | |
422 | ||
423 | case CHR_EVENT_CLOSED: | |
424 | if (!ibe->connected) { | |
425 | return; | |
426 | } | |
427 | ibe->connected = false; | |
53d34b8c CM |
428 | /* |
429 | * Don't hang the OS trying to handle the ATN bit, other end will | |
430 | * resend on a reconnect. | |
431 | */ | |
432 | k->set_atn(s, 0, 0); | |
67aa56fc CM |
433 | if (ibe->waiting_rsp) { |
434 | ibe->waiting_rsp = false; | |
435 | ibe->inbuf[1] = ibe->outbuf[1] | 0x04; | |
436 | ibe->inbuf[2] = ibe->outbuf[2]; | |
437 | ibe->inbuf[3] = IPMI_CC_BMC_INIT_IN_PROGRESS; | |
438 | k->handle_rsp(s, ibe->outbuf[0], ibe->inbuf + 1, 3); | |
439 | } | |
440 | break; | |
441 | } | |
442 | } | |
443 | ||
444 | static void ipmi_bmc_extern_handle_reset(IPMIBmc *b) | |
445 | { | |
446 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(b); | |
447 | ||
448 | ibe->send_reset = true; | |
449 | continue_send(ibe); | |
450 | } | |
451 | ||
452 | static void ipmi_bmc_extern_realize(DeviceState *dev, Error **errp) | |
453 | { | |
454 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(dev); | |
455 | ||
30650701 | 456 | if (!qemu_chr_fe_backend_connected(&ibe->chr)) { |
67aa56fc CM |
457 | error_setg(errp, "IPMI external bmc requires chardev attribute"); |
458 | return; | |
459 | } | |
460 | ||
5345fdb4 | 461 | qemu_chr_fe_set_handlers(&ibe->chr, can_receive, receive, |
81517ba3 | 462 | chr_event, NULL, ibe, NULL, true); |
67aa56fc CM |
463 | } |
464 | ||
bd66bcfc CM |
465 | static int ipmi_bmc_extern_post_migrate(void *opaque, int version_id) |
466 | { | |
467 | IPMIBmcExtern *ibe = opaque; | |
468 | ||
469 | /* | |
470 | * We don't directly restore waiting_rsp, Instead, we return an | |
471 | * error on the interface if a response was being waited for. | |
472 | */ | |
473 | if (ibe->waiting_rsp) { | |
474 | IPMIInterface *ii = ibe->parent.intf; | |
475 | IPMIInterfaceClass *iic = IPMI_INTERFACE_GET_CLASS(ii); | |
476 | ||
477 | ibe->waiting_rsp = false; | |
478 | ibe->inbuf[1] = ibe->outbuf[1] | 0x04; | |
479 | ibe->inbuf[2] = ibe->outbuf[2]; | |
480 | ibe->inbuf[3] = IPMI_CC_BMC_INIT_IN_PROGRESS; | |
481 | iic->handle_rsp(ii, ibe->outbuf[0], ibe->inbuf + 1, 3); | |
482 | } | |
483 | return 0; | |
484 | } | |
485 | ||
486 | static const VMStateDescription vmstate_ipmi_bmc_extern = { | |
487 | .name = TYPE_IPMI_BMC_EXTERN, | |
488 | .version_id = 1, | |
489 | .minimum_version_id = 1, | |
490 | .post_load = ipmi_bmc_extern_post_migrate, | |
491 | .fields = (VMStateField[]) { | |
492 | VMSTATE_BOOL(send_reset, IPMIBmcExtern), | |
493 | VMSTATE_BOOL(waiting_rsp, IPMIBmcExtern), | |
494 | VMSTATE_END_OF_LIST() | |
495 | } | |
496 | }; | |
497 | ||
67aa56fc CM |
498 | static void ipmi_bmc_extern_init(Object *obj) |
499 | { | |
500 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(obj); | |
501 | ||
502 | ibe->extern_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, extern_timeout, ibe); | |
bd66bcfc | 503 | vmstate_register(NULL, 0, &vmstate_ipmi_bmc_extern, ibe); |
67aa56fc CM |
504 | } |
505 | ||
e9529768 MAL |
506 | static void ipmi_bmc_extern_finalize(Object *obj) |
507 | { | |
508 | IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(obj); | |
509 | ||
510 | timer_del(ibe->extern_timer); | |
511 | timer_free(ibe->extern_timer); | |
512 | } | |
513 | ||
67aa56fc CM |
514 | static Property ipmi_bmc_extern_properties[] = { |
515 | DEFINE_PROP_CHR("chardev", IPMIBmcExtern, chr), | |
516 | DEFINE_PROP_END_OF_LIST(), | |
517 | }; | |
518 | ||
519 | static void ipmi_bmc_extern_class_init(ObjectClass *oc, void *data) | |
520 | { | |
521 | DeviceClass *dc = DEVICE_CLASS(oc); | |
522 | IPMIBmcClass *bk = IPMI_BMC_CLASS(oc); | |
523 | ||
524 | bk->handle_command = ipmi_bmc_extern_handle_command; | |
525 | bk->handle_reset = ipmi_bmc_extern_handle_reset; | |
66abfddb | 526 | dc->hotpluggable = false; |
67aa56fc CM |
527 | dc->realize = ipmi_bmc_extern_realize; |
528 | dc->props = ipmi_bmc_extern_properties; | |
529 | } | |
530 | ||
531 | static const TypeInfo ipmi_bmc_extern_type = { | |
532 | .name = TYPE_IPMI_BMC_EXTERN, | |
533 | .parent = TYPE_IPMI_BMC, | |
534 | .instance_size = sizeof(IPMIBmcExtern), | |
535 | .instance_init = ipmi_bmc_extern_init, | |
e9529768 | 536 | .instance_finalize = ipmi_bmc_extern_finalize, |
67aa56fc CM |
537 | .class_init = ipmi_bmc_extern_class_init, |
538 | }; | |
539 | ||
540 | static void ipmi_bmc_extern_register_types(void) | |
541 | { | |
542 | type_register_static(&ipmi_bmc_extern_type); | |
543 | } | |
544 | ||
545 | type_init(ipmi_bmc_extern_register_types) |