projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 3ef77aca IM |
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" | |
| 30bd0cf4 | 6 | #include "hw/acpi/aml-build.h" |
| 3ef77aca | 7 | |
| 091c466e SK |
8 | #define MEMORY_SLOT_SCAN_METHOD "MSCN" |
| 9 | #define MEMORY_DEVICES_CONTAINER "\\_SB.MHPC" | |
| 10 | #define MEMORY_HOTPLUG_IO_LEN 24 | |
| 11 | ||
| 64fec58e TC |
12 | /** |
| 13 | * MemStatus: | |
| 14 | * @is_removing: the memory device in slot has been requested to be ejected. | |
| 15 | * | |
| 16 | * This structure stores memory device's status. | |
| 17 | */ | |
| 3ef77aca IM |
18 | typedef struct MemStatus { |
| 19 | DeviceState *dimm; | |
| 20 | bool is_enabled; | |
| 21 | bool is_inserting; | |
| 64fec58e | 22 | bool is_removing; |
| 3ef77aca IM |
23 | uint32_t ost_event; |
| 24 | uint32_t ost_status; | |
| 25 | } MemStatus; | |
| 26 | ||
| 27 | typedef struct MemHotplugState { | |
| 34774320 | 28 | bool is_enabled; /* true if memory hotplug is supported */ |
| 3ef77aca IM |
29 | MemoryRegion io; |
| 30 | uint32_t selector; | |
| 31 | uint32_t dev_count; | |
| 32 | MemStatus *devs; | |
| 33 | } MemHotplugState; | |
| 34 | ||
| 35 | void acpi_memory_hotplug_init(MemoryRegion *as, Object *owner, | |
| 091c466e | 36 | MemHotplugState *state, hwaddr io_base); |
| 3ef77aca | 37 | |
| 0058c082 | 38 | void acpi_memory_plug_cb(HotplugHandler *hotplug_dev, MemHotplugState *mem_st, |
| 3ef77aca | 39 | DeviceState *dev, Error **errp); |
| 0058c082 | 40 | void acpi_memory_unplug_request_cb(HotplugHandler *hotplug_dev, |
| 64fec58e TC |
41 | MemHotplugState *mem_st, |
| 42 | DeviceState *dev, Error **errp); | |
| f7d3e29d TC |
43 | void acpi_memory_unplug_cb(MemHotplugState *mem_st, |
| 44 | DeviceState *dev, Error **errp); | |
| f816a62d IM |
45 | |
| 46 | extern const VMStateDescription vmstate_memory_hotplug; | |
| 47 | #define VMSTATE_MEMORY_HOTPLUG(memhp, state) \ | |
| 48 | VMSTATE_STRUCT(memhp, state, 1, \ | |
| 49 | vmstate_memory_hotplug, MemHotplugState) | |
| 50 | ||
| 43f50410 | 51 | void acpi_memory_ospm_status(MemHotplugState *mem_st, ACPIOSTInfoList ***list); |
| 30bd0cf4 | 52 | |
| 8dfba500 | 53 | void build_memory_hotplug_aml(Aml *table, uint32_t nr_mem, |
| d1957dac | 54 | const char *res_root, |
| 091c466e SK |
55 | const char *event_handler_method, |
| 56 | AmlRegionSpace rs, hwaddr memhp_io_base); | |
| 3ef77aca | 57 | #endif |