lasips2: introduce new LASIPS2_MOUSE_PORT QOM type

This will be soon be used to hold the underlying PS2_MOUSE_DEVICE object.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Tested-by: Helge Deller <deller@gmx.de>
Acked-by: Helge Deller <deller@gmx.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20220712215251.7944-19-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

hw/input/lasips2.c

@@ -324,11 +324,18 @@ static const TypeInfo lasips2_kbd_port_info = {
     .instance_size = sizeof(LASIPS2KbdPort),
 };
 
+static const TypeInfo lasips2_mouse_port_info = {
+    .name          = TYPE_LASIPS2_MOUSE_PORT,
+    .parent        = TYPE_LASIPS2_PORT,
+    .instance_size = sizeof(LASIPS2MousePort),
+};
+
 static void lasips2_register_types(void)
 {
     type_register_static(&lasips2_info);
     type_register_static(&lasips2_port_info);
     type_register_static(&lasips2_kbd_port_info);
+    type_register_static(&lasips2_mouse_port_info);
 }
 
 type_init(lasips2_register_types)

include/hw/input/lasips2.h

@@ -50,6 +50,13 @@ struct LASIPS2KbdPort {
     LASIPS2Port parent_obj;
 };
 
+#define TYPE_LASIPS2_MOUSE_PORT "lasips2-mouse-port"
+OBJECT_DECLARE_SIMPLE_TYPE(LASIPS2MousePort, LASIPS2_MOUSE_PORT)
+
+struct LASIPS2MousePort {
+    LASIPS2Port parent_obj;
+};
+
 struct LASIPS2State {
     SysBusDevice parent_obj;