13ef77acaSIgor Mammedov #ifndef QEMU_HW_ACPI_MEMORY_HOTPLUG_H 23ef77acaSIgor Mammedov #define QEMU_HW_ACPI_MEMORY_HOTPLUG_H 33ef77acaSIgor Mammedov 43ef77acaSIgor Mammedov #include "hw/qdev-core.h" 53ef77acaSIgor Mammedov #include "hw/acpi/acpi.h" 6f816a62dSIgor Mammedov #include "migration/vmstate.h" 73ef77acaSIgor Mammedov 83ef77acaSIgor Mammedov #define ACPI_MEMORY_HOTPLUG_STATUS 8 93ef77acaSIgor Mammedov 10*64fec58eSTang Chen /** 11*64fec58eSTang Chen * MemStatus: 12*64fec58eSTang Chen * @is_removing: the memory device in slot has been requested to be ejected. 13*64fec58eSTang Chen * 14*64fec58eSTang Chen * This structure stores memory device's status. 15*64fec58eSTang Chen */ 163ef77acaSIgor Mammedov typedef struct MemStatus { 173ef77acaSIgor Mammedov DeviceState *dimm; 183ef77acaSIgor Mammedov bool is_enabled; 193ef77acaSIgor Mammedov bool is_inserting; 20*64fec58eSTang Chen bool is_removing; 213ef77acaSIgor Mammedov uint32_t ost_event; 223ef77acaSIgor Mammedov uint32_t ost_status; 233ef77acaSIgor Mammedov } MemStatus; 243ef77acaSIgor Mammedov 253ef77acaSIgor Mammedov typedef struct MemHotplugState { 2634774320SIgor Mammedov bool is_enabled; /* true if memory hotplug is supported */ 273ef77acaSIgor Mammedov MemoryRegion io; 283ef77acaSIgor Mammedov uint32_t selector; 293ef77acaSIgor Mammedov uint32_t dev_count; 303ef77acaSIgor Mammedov MemStatus *devs; 313ef77acaSIgor Mammedov } MemHotplugState; 323ef77acaSIgor Mammedov 333ef77acaSIgor Mammedov void acpi_memory_hotplug_init(MemoryRegion *as, Object *owner, 343ef77acaSIgor Mammedov MemHotplugState *state); 353ef77acaSIgor Mammedov 363ef77acaSIgor Mammedov void acpi_memory_plug_cb(ACPIREGS *ar, qemu_irq irq, MemHotplugState *mem_st, 373ef77acaSIgor Mammedov DeviceState *dev, Error **errp); 38*64fec58eSTang Chen void acpi_memory_unplug_request_cb(ACPIREGS *ar, qemu_irq irq, 39*64fec58eSTang Chen MemHotplugState *mem_st, 40*64fec58eSTang Chen DeviceState *dev, Error **errp); 41f816a62dSIgor Mammedov 42f816a62dSIgor Mammedov extern const VMStateDescription vmstate_memory_hotplug; 43f816a62dSIgor Mammedov #define VMSTATE_MEMORY_HOTPLUG(memhp, state) \ 44f816a62dSIgor Mammedov VMSTATE_STRUCT(memhp, state, 1, \ 45f816a62dSIgor Mammedov vmstate_memory_hotplug, MemHotplugState) 46f816a62dSIgor Mammedov 4743f50410SIgor Mammedov void acpi_memory_ospm_status(MemHotplugState *mem_st, ACPIOSTInfoList ***list); 483ef77acaSIgor Mammedov #endif 49