1 #ifndef QEMU_HW_ACPI_MEMORY_HOTPLUG_H 2 #define QEMU_HW_ACPI_MEMORY_HOTPLUG_H 3 4 #include "hw/qdev-core.h" 5 #include "hw/acpi/acpi.h" 6 #include "migration/vmstate.h" 7 8 /** 9 * MemStatus: 10 * @is_removing: the memory device in slot has been requested to be ejected. 11 * 12 * This structure stores memory device's status. 13 */ 14 typedef struct MemStatus { 15 DeviceState *dimm; 16 bool is_enabled; 17 bool is_inserting; 18 bool is_removing; 19 uint32_t ost_event; 20 uint32_t ost_status; 21 } MemStatus; 22 23 typedef struct MemHotplugState { 24 bool is_enabled; /* true if memory hotplug is supported */ 25 MemoryRegion io; 26 uint32_t selector; 27 uint32_t dev_count; 28 MemStatus *devs; 29 } MemHotplugState; 30 31 void acpi_memory_hotplug_init(MemoryRegion *as, Object *owner, 32 MemHotplugState *state); 33 34 void acpi_memory_plug_cb(ACPIREGS *ar, qemu_irq irq, MemHotplugState *mem_st, 35 DeviceState *dev, Error **errp); 36 void acpi_memory_unplug_request_cb(ACPIREGS *ar, qemu_irq irq, 37 MemHotplugState *mem_st, 38 DeviceState *dev, Error **errp); 39 void acpi_memory_unplug_cb(MemHotplugState *mem_st, 40 DeviceState *dev, Error **errp); 41 42 extern const VMStateDescription vmstate_memory_hotplug; 43 #define VMSTATE_MEMORY_HOTPLUG(memhp, state) \ 44 VMSTATE_STRUCT(memhp, state, 1, \ 45 vmstate_memory_hotplug, MemHotplugState) 46 47 void acpi_memory_ospm_status(MemHotplugState *mem_st, ACPIOSTInfoList ***list); 48 #endif 49