include/hw/acpi/memory_hotplug.h

   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 #define ACPI_MEMORY_HOTPLUG_STATUS 8
   9
  10 typedef struct MemStatus {
  11     DeviceState *dimm;
  12     bool is_enabled;
  13     bool is_inserting;
  14     uint32_t ost_event;
  15     uint32_t ost_status;
  16 } MemStatus;
  17
  18 typedef struct MemHotplugState {
  19     bool is_enabled; /* true if memory hotplug is supported */
  20     MemoryRegion io;
  21     uint32_t selector;
  22     uint32_t dev_count;
  23     MemStatus *devs;
  24 } MemHotplugState;
  25
  26 void acpi_memory_hotplug_init(MemoryRegion *as, Object *owner,
  27                               MemHotplugState *state);
  28
  29 void acpi_memory_plug_cb(ACPIREGS *ar, qemu_irq irq, MemHotplugState *mem_st,
  30                          DeviceState *dev, Error **errp);
  31
  32 extern const VMStateDescription vmstate_memory_hotplug;
  33 #define VMSTATE_MEMORY_HOTPLUG(memhp, state) \
  34     VMSTATE_STRUCT(memhp, state, 1, \
  35                    vmstate_memory_hotplug, MemHotplugState)
  36
  37 void acpi_memory_ospm_status(MemHotplugState *mem_st, ACPIOSTInfoList ***list);
  38 #endif