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Commit | Line | Data |
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e516572f JB |
1 | /* |
2 | * ACPI implementation | |
3 | * | |
4 | * Copyright (c) 2006 Fabrice Bellard | |
6f918e40 JB |
5 | * Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp> |
6 | * VA Linux Systems Japan K.K. | |
7 | * Copyright (C) 2012 Jason Baron <jbaron@redhat.com> | |
8 | * | |
9 | * This is based on acpi.c. | |
e516572f JB |
10 | * |
11 | * This library is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU Lesser General Public | |
13 | * License version 2 as published by the Free Software Foundation. | |
14 | * | |
15 | * This library is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | * Lesser General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU Lesser General Public | |
21 | * License along with this library; if not, see <http://www.gnu.org/licenses/> | |
e516572f | 22 | * |
6f918e40 JB |
23 | * Contributions after 2012-01-13 are licensed under the terms of the |
24 | * GNU GPL, version 2 or (at your option) any later version. | |
e516572f | 25 | */ |
83c9f4ca | 26 | #include "hw/hw.h" |
6f1426ab | 27 | #include "qapi/visitor.h" |
0d09e41a | 28 | #include "hw/i386/pc.h" |
83c9f4ca | 29 | #include "hw/pci/pci.h" |
1de7afc9 | 30 | #include "qemu/timer.h" |
9c17d615 | 31 | #include "sysemu/sysemu.h" |
0d09e41a | 32 | #include "hw/acpi/acpi.h" |
92055797 | 33 | #include "hw/acpi/tco.h" |
9c17d615 | 34 | #include "sysemu/kvm.h" |
022c62cb | 35 | #include "exec/address-spaces.h" |
e516572f | 36 | |
0d09e41a | 37 | #include "hw/i386/ich9.h" |
1f862184 | 38 | #include "hw/mem/pc-dimm.h" |
e516572f JB |
39 | |
40 | //#define DEBUG | |
41 | ||
42 | #ifdef DEBUG | |
43 | #define ICH9_DEBUG(fmt, ...) \ | |
44 | do { printf("%s "fmt, __func__, ## __VA_ARGS__); } while (0) | |
45 | #else | |
46 | #define ICH9_DEBUG(fmt, ...) do { } while (0) | |
47 | #endif | |
48 | ||
e516572f JB |
49 | static void ich9_pm_update_sci_fn(ACPIREGS *regs) |
50 | { | |
51 | ICH9LPCPMRegs *pm = container_of(regs, ICH9LPCPMRegs, acpi_regs); | |
06313503 | 52 | acpi_update_sci(&pm->acpi_regs, pm->irq); |
e516572f JB |
53 | } |
54 | ||
76a7daf9 GH |
55 | static uint64_t ich9_gpe_readb(void *opaque, hwaddr addr, unsigned width) |
56 | { | |
57 | ICH9LPCPMRegs *pm = opaque; | |
58 | return acpi_gpe_ioport_readb(&pm->acpi_regs, addr); | |
59 | } | |
60 | ||
61 | static void ich9_gpe_writeb(void *opaque, hwaddr addr, uint64_t val, | |
62 | unsigned width) | |
63 | { | |
64 | ICH9LPCPMRegs *pm = opaque; | |
65 | acpi_gpe_ioport_writeb(&pm->acpi_regs, addr, val); | |
2c047956 | 66 | acpi_update_sci(&pm->acpi_regs, pm->irq); |
76a7daf9 GH |
67 | } |
68 | ||
69 | static const MemoryRegionOps ich9_gpe_ops = { | |
70 | .read = ich9_gpe_readb, | |
71 | .write = ich9_gpe_writeb, | |
72 | .valid.min_access_size = 1, | |
73 | .valid.max_access_size = 4, | |
74 | .impl.min_access_size = 1, | |
75 | .impl.max_access_size = 1, | |
76 | .endianness = DEVICE_LITTLE_ENDIAN, | |
77 | }; | |
78 | ||
10cc69b0 GH |
79 | static uint64_t ich9_smi_readl(void *opaque, hwaddr addr, unsigned width) |
80 | { | |
81 | ICH9LPCPMRegs *pm = opaque; | |
82 | switch (addr) { | |
83 | case 0: | |
84 | return pm->smi_en; | |
85 | case 4: | |
86 | return pm->smi_sts; | |
87 | default: | |
88 | return 0; | |
89 | } | |
90 | } | |
91 | ||
92 | static void ich9_smi_writel(void *opaque, hwaddr addr, uint64_t val, | |
93 | unsigned width) | |
94 | { | |
95 | ICH9LPCPMRegs *pm = opaque; | |
92055797 PA |
96 | TCOIORegs *tr = &pm->tco_regs; |
97 | uint64_t tco_en; | |
98 | ||
10cc69b0 GH |
99 | switch (addr) { |
100 | case 0: | |
92055797 PA |
101 | tco_en = pm->smi_en & ICH9_PMIO_SMI_EN_TCO_EN; |
102 | /* once TCO_LOCK bit is set, TCO_EN bit cannot be overwritten */ | |
103 | if (tr->tco.cnt1 & TCO_LOCK) { | |
104 | val = (val & ~ICH9_PMIO_SMI_EN_TCO_EN) | tco_en; | |
105 | } | |
11e66a15 GH |
106 | pm->smi_en &= ~pm->smi_en_wmask; |
107 | pm->smi_en |= (val & pm->smi_en_wmask); | |
10cc69b0 GH |
108 | break; |
109 | } | |
110 | } | |
111 | ||
112 | static const MemoryRegionOps ich9_smi_ops = { | |
113 | .read = ich9_smi_readl, | |
114 | .write = ich9_smi_writel, | |
115 | .valid.min_access_size = 4, | |
116 | .valid.max_access_size = 4, | |
117 | .endianness = DEVICE_LITTLE_ENDIAN, | |
118 | }; | |
119 | ||
e516572f JB |
120 | void ich9_pm_iospace_update(ICH9LPCPMRegs *pm, uint32_t pm_io_base) |
121 | { | |
122 | ICH9_DEBUG("to 0x%x\n", pm_io_base); | |
123 | ||
124 | assert((pm_io_base & ICH9_PMIO_MASK) == 0); | |
125 | ||
e516572f | 126 | pm->pm_io_base = pm_io_base; |
cacaab8b GH |
127 | memory_region_transaction_begin(); |
128 | memory_region_set_enabled(&pm->io, pm->pm_io_base != 0); | |
129 | memory_region_set_address(&pm->io, pm->pm_io_base); | |
130 | memory_region_transaction_commit(); | |
e516572f JB |
131 | } |
132 | ||
133 | static int ich9_pm_post_load(void *opaque, int version_id) | |
134 | { | |
135 | ICH9LPCPMRegs *pm = opaque; | |
136 | uint32_t pm_io_base = pm->pm_io_base; | |
137 | pm->pm_io_base = 0; | |
138 | ich9_pm_iospace_update(pm, pm_io_base); | |
139 | return 0; | |
140 | } | |
141 | ||
142 | #define VMSTATE_GPE_ARRAY(_field, _state) \ | |
143 | { \ | |
144 | .name = (stringify(_field)), \ | |
145 | .version_id = 0, \ | |
146 | .num = ICH9_PMIO_GPE0_LEN, \ | |
147 | .info = &vmstate_info_uint8, \ | |
148 | .size = sizeof(uint8_t), \ | |
149 | .flags = VMS_ARRAY | VMS_POINTER, \ | |
150 | .offset = vmstate_offset_pointer(_state, _field, uint8_t), \ | |
151 | } | |
152 | ||
f816a62d IM |
153 | static bool vmstate_test_use_memhp(void *opaque) |
154 | { | |
155 | ICH9LPCPMRegs *s = opaque; | |
156 | return s->acpi_memory_hotplug.is_enabled; | |
157 | } | |
158 | ||
159 | static const VMStateDescription vmstate_memhp_state = { | |
160 | .name = "ich9_pm/memhp", | |
161 | .version_id = 1, | |
162 | .minimum_version_id = 1, | |
163 | .minimum_version_id_old = 1, | |
5cd8cada | 164 | .needed = vmstate_test_use_memhp, |
f816a62d IM |
165 | .fields = (VMStateField[]) { |
166 | VMSTATE_MEMORY_HOTPLUG(acpi_memory_hotplug, ICH9LPCPMRegs), | |
167 | VMSTATE_END_OF_LIST() | |
168 | } | |
169 | }; | |
170 | ||
92055797 PA |
171 | static bool vmstate_test_use_tco(void *opaque) |
172 | { | |
173 | ICH9LPCPMRegs *s = opaque; | |
174 | return s->enable_tco; | |
175 | } | |
176 | ||
177 | static const VMStateDescription vmstate_tco_io_state = { | |
178 | .name = "ich9_pm/tco", | |
179 | .version_id = 1, | |
180 | .minimum_version_id = 1, | |
181 | .minimum_version_id_old = 1, | |
182 | .needed = vmstate_test_use_tco, | |
183 | .fields = (VMStateField[]) { | |
184 | VMSTATE_STRUCT(tco_regs, ICH9LPCPMRegs, 1, vmstate_tco_io_sts, | |
185 | TCOIORegs), | |
186 | VMSTATE_END_OF_LIST() | |
187 | } | |
188 | }; | |
189 | ||
e516572f JB |
190 | const VMStateDescription vmstate_ich9_pm = { |
191 | .name = "ich9_pm", | |
192 | .version_id = 1, | |
193 | .minimum_version_id = 1, | |
e516572f JB |
194 | .post_load = ich9_pm_post_load, |
195 | .fields = (VMStateField[]) { | |
196 | VMSTATE_UINT16(acpi_regs.pm1.evt.sts, ICH9LPCPMRegs), | |
197 | VMSTATE_UINT16(acpi_regs.pm1.evt.en, ICH9LPCPMRegs), | |
198 | VMSTATE_UINT16(acpi_regs.pm1.cnt.cnt, ICH9LPCPMRegs), | |
e720677e | 199 | VMSTATE_TIMER_PTR(acpi_regs.tmr.timer, ICH9LPCPMRegs), |
e516572f JB |
200 | VMSTATE_INT64(acpi_regs.tmr.overflow_time, ICH9LPCPMRegs), |
201 | VMSTATE_GPE_ARRAY(acpi_regs.gpe.sts, ICH9LPCPMRegs), | |
202 | VMSTATE_GPE_ARRAY(acpi_regs.gpe.en, ICH9LPCPMRegs), | |
203 | VMSTATE_UINT32(smi_en, ICH9LPCPMRegs), | |
204 | VMSTATE_UINT32(smi_sts, ICH9LPCPMRegs), | |
205 | VMSTATE_END_OF_LIST() | |
f816a62d | 206 | }, |
5cd8cada JQ |
207 | .subsections = (const VMStateDescription*[]) { |
208 | &vmstate_memhp_state, | |
209 | NULL | |
92055797 PA |
210 | }, |
211 | .subsections = (const VMStateDescription*[]) { | |
212 | &vmstate_tco_io_state, | |
213 | NULL | |
e516572f JB |
214 | } |
215 | }; | |
216 | ||
217 | static void pm_reset(void *opaque) | |
218 | { | |
219 | ICH9LPCPMRegs *pm = opaque; | |
220 | ich9_pm_iospace_update(pm, 0); | |
221 | ||
222 | acpi_pm1_evt_reset(&pm->acpi_regs); | |
223 | acpi_pm1_cnt_reset(&pm->acpi_regs); | |
224 | acpi_pm_tmr_reset(&pm->acpi_regs); | |
225 | acpi_gpe_reset(&pm->acpi_regs); | |
226 | ||
fba72476 | 227 | if (!pm->smm_enabled) { |
21bcfdd9 JK |
228 | /* Mark SMM as already inited to prevent SMM from running. KVM does not |
229 | * support SMM mode. */ | |
230 | pm->smi_en |= ICH9_PMIO_SMI_EN_APMC_EN; | |
231 | } | |
11e66a15 | 232 | pm->smi_en_wmask = ~0; |
21bcfdd9 | 233 | |
06313503 | 234 | acpi_update_sci(&pm->acpi_regs, pm->irq); |
e516572f JB |
235 | } |
236 | ||
237 | static void pm_powerdown_req(Notifier *n, void *opaque) | |
238 | { | |
239 | ICH9LPCPMRegs *pm = container_of(n, ICH9LPCPMRegs, powerdown_notifier); | |
240 | ||
241 | acpi_pm1_evt_power_down(&pm->acpi_regs); | |
242 | } | |
243 | ||
92055797 PA |
244 | void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *pm, |
245 | bool smm_enabled, bool enable_tco, | |
a3ac6b53 | 246 | qemu_irq sci_irq) |
e516572f | 247 | { |
64bde0f3 | 248 | memory_region_init(&pm->io, OBJECT(lpc_pci), "ich9-pm", ICH9_PMIO_SIZE); |
cacaab8b | 249 | memory_region_set_enabled(&pm->io, false); |
503b19fc GH |
250 | memory_region_add_subregion(pci_address_space_io(lpc_pci), |
251 | 0, &pm->io); | |
cacaab8b | 252 | |
77d58b1e | 253 | acpi_pm_tmr_init(&pm->acpi_regs, ich9_pm_update_sci_fn, &pm->io); |
b5a7c024 | 254 | acpi_pm1_evt_init(&pm->acpi_regs, ich9_pm_update_sci_fn, &pm->io); |
9a10bbb4 LE |
255 | acpi_pm1_cnt_init(&pm->acpi_regs, &pm->io, pm->disable_s3, pm->disable_s4, |
256 | pm->s4_val); | |
76a7daf9 | 257 | |
e516572f | 258 | acpi_gpe_init(&pm->acpi_regs, ICH9_PMIO_GPE0_LEN); |
64bde0f3 | 259 | memory_region_init_io(&pm->io_gpe, OBJECT(lpc_pci), &ich9_gpe_ops, pm, |
75902802 | 260 | "acpi-gpe0", ICH9_PMIO_GPE0_LEN); |
76a7daf9 | 261 | memory_region_add_subregion(&pm->io, ICH9_PMIO_GPE0_STS, &pm->io_gpe); |
e516572f | 262 | |
64bde0f3 | 263 | memory_region_init_io(&pm->io_smi, OBJECT(lpc_pci), &ich9_smi_ops, pm, |
75902802 | 264 | "acpi-smi", 8); |
10cc69b0 GH |
265 | memory_region_add_subregion(&pm->io, ICH9_PMIO_SMI_EN, &pm->io_smi); |
266 | ||
fba72476 | 267 | pm->smm_enabled = smm_enabled; |
92055797 PA |
268 | |
269 | pm->enable_tco = enable_tco; | |
270 | if (pm->enable_tco) { | |
271 | acpi_pm_tco_init(&pm->tco_regs, &pm->io); | |
272 | } | |
273 | ||
e516572f JB |
274 | pm->irq = sci_irq; |
275 | qemu_register_reset(pm_reset, pm); | |
276 | pm->powerdown_notifier.notify = pm_powerdown_req; | |
277 | qemu_register_powerdown_notifier(&pm->powerdown_notifier); | |
d6610bc2 | 278 | |
411b5db8 GZ |
279 | acpi_cpu_hotplug_init(pci_address_space_io(lpc_pci), OBJECT(lpc_pci), |
280 | &pm->gpe_cpu, ICH9_CPU_HOTPLUG_IO_BASE); | |
1f862184 IM |
281 | |
282 | if (pm->acpi_memory_hotplug.is_enabled) { | |
283 | acpi_memory_hotplug_init(pci_address_space_io(lpc_pci), OBJECT(lpc_pci), | |
284 | &pm->acpi_memory_hotplug); | |
285 | } | |
e516572f | 286 | } |
6f1426ab MT |
287 | |
288 | static void ich9_pm_get_gpe0_blk(Object *obj, Visitor *v, | |
289 | void *opaque, const char *name, | |
290 | Error **errp) | |
291 | { | |
292 | ICH9LPCPMRegs *pm = opaque; | |
293 | uint32_t value = pm->pm_io_base + ICH9_PMIO_GPE0_STS; | |
294 | ||
295 | visit_type_uint32(v, &value, name, errp); | |
296 | } | |
297 | ||
1f862184 IM |
298 | static bool ich9_pm_get_memory_hotplug_support(Object *obj, Error **errp) |
299 | { | |
300 | ICH9LPCState *s = ICH9_LPC_DEVICE(obj); | |
301 | ||
302 | return s->pm.acpi_memory_hotplug.is_enabled; | |
303 | } | |
304 | ||
305 | static void ich9_pm_set_memory_hotplug_support(Object *obj, bool value, | |
306 | Error **errp) | |
307 | { | |
308 | ICH9LPCState *s = ICH9_LPC_DEVICE(obj); | |
309 | ||
310 | s->pm.acpi_memory_hotplug.is_enabled = value; | |
311 | } | |
312 | ||
6ac0d8d4 AS |
313 | static void ich9_pm_get_disable_s3(Object *obj, Visitor *v, |
314 | void *opaque, const char *name, | |
315 | Error **errp) | |
316 | { | |
317 | ICH9LPCPMRegs *pm = opaque; | |
318 | uint8_t value = pm->disable_s3; | |
319 | ||
320 | visit_type_uint8(v, &value, name, errp); | |
321 | } | |
322 | ||
323 | static void ich9_pm_set_disable_s3(Object *obj, Visitor *v, | |
324 | void *opaque, const char *name, | |
325 | Error **errp) | |
326 | { | |
327 | ICH9LPCPMRegs *pm = opaque; | |
328 | Error *local_err = NULL; | |
329 | uint8_t value; | |
330 | ||
331 | visit_type_uint8(v, &value, name, &local_err); | |
332 | if (local_err) { | |
333 | goto out; | |
334 | } | |
335 | pm->disable_s3 = value; | |
336 | out: | |
337 | error_propagate(errp, local_err); | |
338 | } | |
339 | ||
340 | static void ich9_pm_get_disable_s4(Object *obj, Visitor *v, | |
341 | void *opaque, const char *name, | |
342 | Error **errp) | |
343 | { | |
344 | ICH9LPCPMRegs *pm = opaque; | |
345 | uint8_t value = pm->disable_s4; | |
346 | ||
347 | visit_type_uint8(v, &value, name, errp); | |
348 | } | |
349 | ||
350 | static void ich9_pm_set_disable_s4(Object *obj, Visitor *v, | |
351 | void *opaque, const char *name, | |
352 | Error **errp) | |
353 | { | |
354 | ICH9LPCPMRegs *pm = opaque; | |
355 | Error *local_err = NULL; | |
356 | uint8_t value; | |
357 | ||
358 | visit_type_uint8(v, &value, name, &local_err); | |
359 | if (local_err) { | |
360 | goto out; | |
361 | } | |
362 | pm->disable_s4 = value; | |
363 | out: | |
364 | error_propagate(errp, local_err); | |
365 | } | |
366 | ||
367 | static void ich9_pm_get_s4_val(Object *obj, Visitor *v, | |
368 | void *opaque, const char *name, | |
369 | Error **errp) | |
370 | { | |
371 | ICH9LPCPMRegs *pm = opaque; | |
372 | uint8_t value = pm->s4_val; | |
373 | ||
374 | visit_type_uint8(v, &value, name, errp); | |
375 | } | |
376 | ||
377 | static void ich9_pm_set_s4_val(Object *obj, Visitor *v, | |
378 | void *opaque, const char *name, | |
379 | Error **errp) | |
380 | { | |
381 | ICH9LPCPMRegs *pm = opaque; | |
382 | Error *local_err = NULL; | |
383 | uint8_t value; | |
384 | ||
385 | visit_type_uint8(v, &value, name, &local_err); | |
386 | if (local_err) { | |
387 | goto out; | |
388 | } | |
389 | pm->s4_val = value; | |
390 | out: | |
391 | error_propagate(errp, local_err); | |
392 | } | |
393 | ||
92055797 PA |
394 | static bool ich9_pm_get_enable_tco(Object *obj, Error **errp) |
395 | { | |
396 | ICH9LPCState *s = ICH9_LPC_DEVICE(obj); | |
397 | return s->pm.enable_tco; | |
398 | } | |
399 | ||
400 | static void ich9_pm_set_enable_tco(Object *obj, bool value, Error **errp) | |
401 | { | |
402 | ICH9LPCState *s = ICH9_LPC_DEVICE(obj); | |
403 | s->pm.enable_tco = value; | |
404 | } | |
405 | ||
6f1426ab MT |
406 | void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs *pm, Error **errp) |
407 | { | |
408 | static const uint32_t gpe0_len = ICH9_PMIO_GPE0_LEN; | |
1f862184 | 409 | pm->acpi_memory_hotplug.is_enabled = true; |
6ac0d8d4 AS |
410 | pm->disable_s3 = 0; |
411 | pm->disable_s4 = 0; | |
412 | pm->s4_val = 2; | |
6f1426ab MT |
413 | |
414 | object_property_add_uint32_ptr(obj, ACPI_PM_PROP_PM_IO_BASE, | |
415 | &pm->pm_io_base, errp); | |
416 | object_property_add(obj, ACPI_PM_PROP_GPE0_BLK, "uint32", | |
417 | ich9_pm_get_gpe0_blk, | |
418 | NULL, NULL, pm, NULL); | |
419 | object_property_add_uint32_ptr(obj, ACPI_PM_PROP_GPE0_BLK_LEN, | |
420 | &gpe0_len, errp); | |
1f862184 IM |
421 | object_property_add_bool(obj, "memory-hotplug-support", |
422 | ich9_pm_get_memory_hotplug_support, | |
423 | ich9_pm_set_memory_hotplug_support, | |
424 | NULL); | |
6ac0d8d4 AS |
425 | object_property_add(obj, ACPI_PM_PROP_S3_DISABLED, "uint8", |
426 | ich9_pm_get_disable_s3, | |
427 | ich9_pm_set_disable_s3, | |
428 | NULL, pm, NULL); | |
429 | object_property_add(obj, ACPI_PM_PROP_S4_DISABLED, "uint8", | |
430 | ich9_pm_get_disable_s4, | |
431 | ich9_pm_set_disable_s4, | |
432 | NULL, pm, NULL); | |
433 | object_property_add(obj, ACPI_PM_PROP_S4_VAL, "uint8", | |
434 | ich9_pm_get_s4_val, | |
435 | ich9_pm_set_s4_val, | |
436 | NULL, pm, NULL); | |
92055797 PA |
437 | object_property_add_bool(obj, ACPI_PM_PROP_TCO_ENABLED, |
438 | ich9_pm_get_enable_tco, | |
439 | ich9_pm_set_enable_tco, | |
440 | NULL); | |
1f862184 IM |
441 | } |
442 | ||
443 | void ich9_pm_device_plug_cb(ICH9LPCPMRegs *pm, DeviceState *dev, Error **errp) | |
444 | { | |
445 | if (pm->acpi_memory_hotplug.is_enabled && | |
446 | object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { | |
447 | acpi_memory_plug_cb(&pm->acpi_regs, pm->irq, &pm->acpi_memory_hotplug, | |
448 | dev, errp); | |
c5171ed0 GZ |
449 | } else if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { |
450 | acpi_cpu_plug_cb(&pm->acpi_regs, pm->irq, &pm->gpe_cpu, dev, errp); | |
1f862184 IM |
451 | } else { |
452 | error_setg(errp, "acpi: device plug request for not supported device" | |
453 | " type: %s", object_get_typename(OBJECT(dev))); | |
454 | } | |
6f1426ab | 455 | } |
43f50410 | 456 | |
469b8ad2 TC |
457 | void ich9_pm_device_unplug_request_cb(ICH9LPCPMRegs *pm, DeviceState *dev, |
458 | Error **errp) | |
459 | { | |
64fec58e TC |
460 | if (pm->acpi_memory_hotplug.is_enabled && |
461 | object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { | |
462 | acpi_memory_unplug_request_cb(&pm->acpi_regs, pm->irq, | |
463 | &pm->acpi_memory_hotplug, dev, errp); | |
464 | } else { | |
465 | error_setg(errp, "acpi: device unplug request for not supported device" | |
466 | " type: %s", object_get_typename(OBJECT(dev))); | |
467 | } | |
469b8ad2 TC |
468 | } |
469 | ||
91a734a6 TC |
470 | void ich9_pm_device_unplug_cb(ICH9LPCPMRegs *pm, DeviceState *dev, |
471 | Error **errp) | |
472 | { | |
f7d3e29d TC |
473 | if (pm->acpi_memory_hotplug.is_enabled && |
474 | object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { | |
475 | acpi_memory_unplug_cb(&pm->acpi_memory_hotplug, dev, errp); | |
476 | } else { | |
477 | error_setg(errp, "acpi: device unplug for not supported device" | |
478 | " type: %s", object_get_typename(OBJECT(dev))); | |
479 | } | |
91a734a6 TC |
480 | } |
481 | ||
43f50410 IM |
482 | void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list) |
483 | { | |
484 | ICH9LPCState *s = ICH9_LPC_DEVICE(adev); | |
485 | ||
486 | acpi_memory_ospm_status(&s->pm.acpi_memory_hotplug, list); | |
487 | } |