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qdev: Move SysBus initialization to sysbus.c

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TYPE_SYSTEM_BUS will be local to hw/sysbus.c, so move existing references
to main_system_bus and system_bus_info there.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Paolo Bonzini 2012-05-02 12:06:55 +02:00 • committed by Andreas Färber
parent 09e5ab6360
commit 8185d21639
2 changed files with 23 additions and 24 deletions
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21
hw/sysbus.c
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@ -256,6 +256,27 @@ static TypeInfo sysbus_device_type_info = {
.class_init = sysbus_device_class_init,
};
/* This is a nasty hack to allow passing a NULL bus to qdev_create. */
static BusState *main_system_bus;
static void main_system_bus_create(void)
{
/* assign main_system_bus before qbus_create_inplace()
* in order to make "if (bus != sysbus_get_default())" work */
main_system_bus = g_malloc0(system_bus_info.size);
main_system_bus->qdev_allocated = 1;
qbus_create_inplace(main_system_bus, &system_bus_info, NULL,
"main-system-bus");
}
BusState *sysbus_get_default(void)
{
if (!main_system_bus) {
main_system_bus_create();
}
return main_system_bus;
}
static void sysbus_register_types(void)
{
type_register_static(&sysbus_device_type_info);