1 /* Declarations for use by board files for creating devices. */
6 #include "qemu/typedefs.h"
7 #include "sysemu/blockdev.h"
8 #include "sysemu/accel.h"
10 #include "qom/object.h"
12 void memory_region_allocate_system_memory(MemoryRegion
*mr
, Object
*owner
,
16 #define TYPE_MACHINE_SUFFIX "-machine"
18 /* Machine class name that needs to be used for class-name-based machine
19 * type lookup to work.
21 #define MACHINE_TYPE_NAME(machinename) (machinename TYPE_MACHINE_SUFFIX)
23 #define TYPE_MACHINE "machine"
24 #undef MACHINE /* BSD defines it and QEMU does not use it */
25 #define MACHINE(obj) \
26 OBJECT_CHECK(MachineState, (obj), TYPE_MACHINE)
27 #define MACHINE_GET_CLASS(obj) \
28 OBJECT_GET_CLASS(MachineClass, (obj), TYPE_MACHINE)
29 #define MACHINE_CLASS(klass) \
30 OBJECT_CLASS_CHECK(MachineClass, (klass), TYPE_MACHINE)
32 MachineClass
*find_default_machine(void);
33 extern MachineState
*current_machine
;
35 bool machine_usb(MachineState
*machine
);
36 bool machine_iommu(MachineState
*machine
);
37 bool machine_kernel_irqchip_allowed(MachineState
*machine
);
38 bool machine_kernel_irqchip_required(MachineState
*machine
);
39 int machine_kvm_shadow_mem(MachineState
*machine
);
40 int machine_phandle_start(MachineState
*machine
);
41 bool machine_dump_guest_core(MachineState
*machine
);
42 bool machine_mem_merge(MachineState
*machine
);
46 * @get_hotplug_handler: this function is called during bus-less
47 * device hotplug. If defined it returns pointer to an instance
48 * of HotplugHandler object, which handles hotplug operation
49 * for a given @dev. It may return NULL if @dev doesn't require
50 * any actions to be performed by hotplug handler.
51 * @cpu_index_to_socket_id:
52 * used to provide @cpu_index to socket number mapping, allowing
53 * a machine to group CPU threads belonging to the same socket/package
54 * Returns: socket number given cpu_index belongs to.
58 ObjectClass parent_class
;
61 const char *family
; /* NULL iff @name identifies a standalone machtype */
66 void (*init
)(MachineState
*state
);
68 void (*hot_add_cpu
)(const int64_t id
, Error
**errp
);
69 int (*kvm_type
)(const char *arg
);
71 BlockInterfaceType block_default_type
;
72 int units_per_default_bus
;
74 unsigned int no_serial
:1,
83 pci_allow_0_address
:1;
85 const char *default_machine_opts
;
86 const char *default_boot_order
;
87 const char *default_display
;
88 GlobalProperty
*compat_props
;
89 const char *hw_version
;
90 ram_addr_t default_ram_size
;
92 HotplugHandler
*(*get_hotplug_handler
)(MachineState
*machine
,
94 unsigned (*cpu_index_to_socket_id
)(unsigned cpu_index
);
100 struct MachineState
{
103 Notifier sysbus_notifier
;
108 bool kernel_irqchip_allowed
;
109 bool kernel_irqchip_required
;
115 bool dump_guest_core
;
119 bool igd_gfx_passthru
;
122 bool suppress_vmdesc
;
125 ram_addr_t maxram_size
;
127 const char *boot_order
;
128 char *kernel_filename
;
129 char *kernel_cmdline
;
130 char *initrd_filename
;
131 const char *cpu_model
;
132 AccelState
*accelerator
;
135 #define DEFINE_MACHINE(namestr, machine_initfn) \
136 static void machine_initfn##_class_init(ObjectClass *oc, void *data) \
138 MachineClass *mc = MACHINE_CLASS(oc); \
139 machine_initfn(mc); \
141 static const TypeInfo machine_initfn##_typeinfo = { \
142 .name = MACHINE_TYPE_NAME(namestr), \
143 .parent = TYPE_MACHINE, \
144 .class_init = machine_initfn##_class_init, \
146 static void machine_initfn##_register_types(void) \
148 type_register_static(&machine_initfn##_typeinfo); \
150 machine_init(machine_initfn##_register_types)