18  * Contributions after 2012-01-13 are licensed under the terms of the
27 #include "hw/qdev-properties.h"
39 #include "hw/mem/pc-dimm.h"
66     acpi_update_sci(&s->ar, s->irq);  in pm_tmr_timer()
75     acpi_pm1_cnt_update(&s->ar, val == ACPI_ENABLE, val == ACPI_DISABLE);  in apm_ctrl_changed()
80     if (d->config[0x5b] & (1 << 1)) {  in apm_ctrl_changed()
81         if (s->smi_irq) {  in apm_ctrl_changed()
82             qemu_irq_raise(s->smi_irq);  in apm_ctrl_changed()
91     s->io_base = le32_to_cpu(*(uint32_t *)(d->config + 0x40));  in pm_io_space_update()
92     s->io_base &= 0xffc0;  in pm_io_space_update()
95     memory_region_set_enabled(&s->io, d->config[0x80] & 1);  in pm_io_space_update()
96     memory_region_set_address(&s->io, s->io_base);  in pm_io_space_update()
104     s->smb_io_base = le32_to_cpu(*(uint32_t *)(d->config + 0x90));  in smbus_io_space_update()
105     s->smb_io_base &= 0xffc0;  in smbus_io_space_update()
108     memory_region_set_enabled(&s->smb.io, d->config[0xd2] & 1);  in smbus_io_space_update()
109     memory_region_set_address(&s->smb.io, s->smb_io_base);  in smbus_io_space_update()
171     return s->acpi_pci_hotplug.use_acpi_hotplug_bridge;  in vmstate_test_use_acpi_hotplug_bridge()
178     return !s->acpi_pci_hotplug.use_acpi_hotplug_bridge;  in vmstate_test_no_use_acpi_hotplug_bridge()
184     return s->acpi_memory_hotplug.is_enabled;  in vmstate_test_use_memhp()
201     return !s->cpu_hotplug_legacy;  in vmstate_test_use_cpuhp()
207     object_property_set_bool(obj, "cpu-hotplug-legacy", false, &error_abort);  in vmstate_cpuhp_pre_load()
235     return s->acpi_pci_hotplug.use_acpi_hotplug_bridge &&  in vmstate_test_migrate_acpi_index()
236            !s->not_migrate_acpi_index;  in vmstate_test_migrate_acpi_index()
239 /* qemu-kvm 1.2 uses version 3 but advertised as 2
240  * To support incoming qemu-kvm 1.2 migration, change version_id
283     uint8_t *pci_conf = d->config;  in piix4_pm_reset()
290     pci_conf[0x40] = 0x01; /* PM io base read only bit */  in piix4_pm_reset()
293     if (!s->smm_enabled) {  in piix4_pm_reset()
298     acpi_pm1_evt_reset(&s->ar);  in piix4_pm_reset()
299     acpi_pm1_cnt_reset(&s->ar);  in piix4_pm_reset()
300     acpi_pm_tmr_reset(&s->ar);  in piix4_pm_reset()
301     acpi_gpe_reset(&s->ar);  in piix4_pm_reset()
302     acpi_update_sci(&s->ar, s->irq);  in piix4_pm_reset()
305     if (s->acpi_pci_hotplug.use_acpi_hotplug_bridge ||  in piix4_pm_reset()
306         s->acpi_pci_hotplug.use_acpi_root_pci_hotplug) {  in piix4_pm_reset()
307         acpi_pcihp_reset(&s->acpi_pci_hotplug);  in piix4_pm_reset()
316     acpi_pm1_evt_power_down(&s->ar);  in piix4_pm_powerdown_req()
327         if (!s->acpi_memory_hotplug.is_enabled) {  in piix4_device_pre_plug_cb()
329                 "memory hotplug is not enabled: %s.memory-hotplug-support "  in piix4_device_pre_plug_cb()
348             acpi_memory_plug_cb(hotplug_dev, &s->acpi_memory_hotplug,  in piix4_device_plug_cb()
352         acpi_pcihp_device_plug_cb(hotplug_dev, &s->acpi_pci_hotplug, dev, errp);  in piix4_device_plug_cb()
354         if (s->cpu_hotplug_legacy) {  in piix4_device_plug_cb()
355             legacy_acpi_cpu_plug_cb(hotplug_dev, &s->gpe_cpu, dev, errp);  in piix4_device_plug_cb()
357             acpi_cpu_plug_cb(hotplug_dev, &s->cpuhp_state, dev, errp);  in piix4_device_plug_cb()
369     if (s->acpi_memory_hotplug.is_enabled &&  in piix4_device_unplug_request_cb()
371         acpi_memory_unplug_request_cb(hotplug_dev, &s->acpi_memory_hotplug,  in piix4_device_unplug_request_cb()
374         acpi_pcihp_device_unplug_request_cb(hotplug_dev, &s->acpi_pci_hotplug,  in piix4_device_unplug_request_cb()
377                !s->cpu_hotplug_legacy) {  in piix4_device_unplug_request_cb()
378         acpi_cpu_unplug_request_cb(hotplug_dev, &s->cpuhp_state, dev, errp);  in piix4_device_unplug_request_cb()
390     if (s->acpi_memory_hotplug.is_enabled &&  in piix4_device_unplug_cb()
392         acpi_memory_unplug_cb(&s->acpi_memory_hotplug, dev, errp);  in piix4_device_unplug_cb()
394         acpi_pcihp_device_unplug_cb(hotplug_dev, &s->acpi_pci_hotplug, dev,  in piix4_device_unplug_cb()
397                !s->cpu_hotplug_legacy) {  in piix4_device_unplug_cb()
398         acpi_cpu_unplug_cb(&s->cpuhp_state, dev, errp);  in piix4_device_unplug_cb()
409     return acpi_pcihp_is_hotpluggable_bus(&s->acpi_pci_hotplug, bus);  in piix4_is_hotpluggable_bus()
419     pci_conf = d->config;  in piix4_pm_machine_ready()
446                                   &s->io_base, OBJ_PROP_FLAG_READ);  in piix4_pm_add_properties()
454     pci_conf = dev->config;  in piix4_pm_realize()
461     apm_init(dev, &s->apm, apm_ctrl_changed, s);  in piix4_pm_realize()
463     if (!s->smm_enabled) {  in piix4_pm_realize()
471     pci_conf[0x90] = s->smb_io_base | 1;  in piix4_pm_realize()
472     pci_conf[0x91] = s->smb_io_base >> 8;  in piix4_pm_realize()
474     pm_smbus_init(DEVICE(dev), &s->smb, true);  in piix4_pm_realize()
475     memory_region_set_enabled(&s->smb.io, pci_conf[0xd2] & 1);  in piix4_pm_realize()
477                                 s->smb_io_base, &s->smb.io);  in piix4_pm_realize()
479     memory_region_init(&s->io, OBJECT(s), "piix4-pm", 64);  in piix4_pm_realize()
480     memory_region_set_enabled(&s->io, false);  in piix4_pm_realize()
482                                 0, &s->io);  in piix4_pm_realize()
484     acpi_pm_tmr_init(&s->ar, pm_tmr_timer, &s->io);  in piix4_pm_realize()
485     acpi_pm1_evt_init(&s->ar, pm_tmr_timer, &s->io);  in piix4_pm_realize()
486     acpi_pm1_cnt_init(&s->ar, &s->io, s->disable_s3, s->disable_s4, s->s4_val,  in piix4_pm_realize()
487                       !s->smm_compat && !s->smm_enabled);  in piix4_pm_realize()
488     acpi_gpe_init(&s->ar, GPE_LEN);  in piix4_pm_realize()
490     s->powerdown_notifier.notify = piix4_pm_powerdown_req;  in piix4_pm_realize()
491     qemu_register_powerdown_notifier(&s->powerdown_notifier);  in piix4_pm_realize()
493     s->machine_ready.notify = piix4_pm_machine_ready;  in piix4_pm_realize()
494     qemu_add_machine_init_done_notifier(&s->machine_ready);  in piix4_pm_realize()
497         s->acpi_pci_hotplug.use_acpi_hotplug_bridge = false;  in piix4_pm_realize()
510     qdev_init_gpio_out(DEVICE(obj), &s->irq, 1);  in piix4_pm_init()
511     qdev_init_gpio_out_named(DEVICE(obj), &s->smi_irq, "smi-irq", 1);  in piix4_pm_init()
514 static uint64_t gpe_readb(void *opaque, hwaddr addr, unsigned width)  in gpe_readb()  argument
517     uint32_t val = acpi_gpe_ioport_readb(&s->ar, addr);  in gpe_readb()
523                        unsigned width)  in gpe_writeb()  argument
527     acpi_gpe_ioport_writeb(&s->ar, addr, val);  in gpe_writeb()
528     acpi_update_sci(&s->ar, s->irq);  in gpe_writeb()
546     return s->cpu_hotplug_legacy;  in piix4_get_cpu_hotplug_legacy()
554     if (s->cpu_hotplug_legacy && value == false) {  in piix4_set_cpu_hotplug_legacy()
555         acpi_switch_to_modern_cphp(&s->gpe_cpu, &s->cpuhp_state,  in piix4_set_cpu_hotplug_legacy()
558     s->cpu_hotplug_legacy = value;  in piix4_set_cpu_hotplug_legacy()
564     memory_region_init_io(&s->io_gpe, OBJECT(s), &piix4_gpe_ops, s,  in piix4_acpi_system_hot_add_init()
565                           "acpi-gpe0", GPE_LEN);  in piix4_acpi_system_hot_add_init()
566     memory_region_add_subregion(parent, GPE_BASE, &s->io_gpe);  in piix4_acpi_system_hot_add_init()
568     if (s->acpi_pci_hotplug.use_acpi_hotplug_bridge ||  in piix4_acpi_system_hot_add_init()
569         s->acpi_pci_hotplug.use_acpi_root_pci_hotplug) {  in piix4_acpi_system_hot_add_init()
570         acpi_pcihp_init(OBJECT(s), &s->acpi_pci_hotplug, bus, parent,  in piix4_acpi_system_hot_add_init()
575     s->cpu_hotplug_legacy = true;  in piix4_acpi_system_hot_add_init()
576     object_property_add_bool(OBJECT(s), "cpu-hotplug-legacy",  in piix4_acpi_system_hot_add_init()
579     legacy_acpi_cpu_hotplug_init(parent, OBJECT(s), &s->gpe_cpu,  in piix4_acpi_system_hot_add_init()
582     if (s->acpi_memory_hotplug.is_enabled) {  in piix4_acpi_system_hot_add_init()
583         acpi_memory_hotplug_init(parent, OBJECT(s), &s->acpi_memory_hotplug,  in piix4_acpi_system_hot_add_init()
592     acpi_memory_ospm_status(&s->acpi_memory_hotplug, list);  in piix4_ospm_status()
593     if (!s->cpu_hotplug_legacy) {  in piix4_ospm_status()
594         acpi_cpu_ospm_status(&s->cpuhp_state, list);  in piix4_ospm_status()
602     acpi_send_gpe_event(&s->ar, s->irq, ev);  in piix4_send_gpe()
614     DEFINE_PROP_BOOL("memory-hotplug-support", PIIX4PMState,
616     DEFINE_PROP_BOOL("smm-compat", PIIX4PMState, smm_compat, false),
617     DEFINE_PROP_BOOL("smm-enabled", PIIX4PMState, smm_enabled, false),
618     DEFINE_PROP_BOOL("x-not-migrate-acpi-index", PIIX4PMState,
629     k->realize = piix4_pm_realize;  in piix4_pm_class_init()
630     k->config_write = pm_write_config;  in piix4_pm_class_init()
631     k->vendor_id = PCI_VENDOR_ID_INTEL;  in piix4_pm_class_init()
632     k->device_id = PCI_DEVICE_ID_INTEL_82371AB_3;  in piix4_pm_class_init()
633     k->revision = 0x03;  in piix4_pm_class_init()
634     k->class_id = PCI_CLASS_BRIDGE_OTHER;  in piix4_pm_class_init()
636     dc->desc = "PM";  in piix4_pm_class_init()
637     dc->vmsd = &vmstate_acpi;  in piix4_pm_class_init()
643     dc->user_creatable = false;  in piix4_pm_class_init()
644     dc->hotpluggable = false;  in piix4_pm_class_init()
645     hc->pre_plug = piix4_device_pre_plug_cb;  in piix4_pm_class_init()
646     hc->plug = piix4_device_plug_cb;  in piix4_pm_class_init()
647     hc->unplug_request = piix4_device_unplug_request_cb;  in piix4_pm_class_init()
648     hc->unplug = piix4_device_unplug_cb;  in piix4_pm_class_init()
649     hc->is_hotpluggable_bus = piix4_is_hotpluggable_bus;  in piix4_pm_class_init()
650     adevc->ospm_status = piix4_ospm_status;  in piix4_pm_class_init()
651     adevc->send_event = piix4_send_gpe;  in piix4_pm_class_init()