qdev: register properties as class properties
Use class properties facilities to add properties to the class during device_class_set_props(). qdev_property_add_static() must be adapted as PropertyInfo now operates with classes (and not instances), so we must set_default_value() on the ObjectProperty, before calling its init() method on the object instance. Also, PropertyInfo.create() is now exclusively used for class properties. Fortunately, qdev_property_add_static() is only used in target/arm/cpu.c so far, which doesn't use "link" properties (that require create()). Signed-off-by: NMarc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <20200110153039.1379601-22-marcandre.lureau@redhat.com> Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
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