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machine: DEFINE_MACHINE() macro

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The macro will allow easy registration of a TYPE_MACHINE subclass, using
only the machine name and a MachineClass initialization function as
parameter.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Eduardo Habkost 2015-09-04 15:37:06 -03:00 committed by Andreas Färber
parent 97c6671cf1
commit ed0b6de343
1 changed files with 17 additions and 0 deletions
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17
include/hw/boards.h
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@ -159,4 +159,21 @@ struct MachineState {
AccelState *accelerator;
};
#define DEFINE_MACHINE(namestr, machine_initfn) \
static void machine_initfn##_class_init(ObjectClass *oc, void *data) \
{ \
MachineClass *mc = MACHINE_CLASS(oc); \
machine_initfn(mc); \
} \
static const TypeInfo machine_initfn##_typeinfo = { \
.name = MACHINE_TYPE_NAME(namestr), \
.parent = TYPE_MACHINE, \
.class_init = machine_initfn##_class_init, \
}; \
static void machine_initfn##_register_types(void) \
{ \
type_register_static(&machine_initfn##_typeinfo); \
} \
machine_init(machine_initfn##_register_types)
#endif