q800: introduce Q800MachineState

This provides an overall container and owner for Machine-related objects such
as MemoryRegions.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230621085353.113233-4-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

MAINTAINERS

@@ -1236,6 +1236,7 @@ F: include/hw/misc/mac_via.h
 F: include/hw/nubus/*
 F: include/hw/display/macfb.h
 F: include/hw/block/swim.h
+F: include/hw/m68k/q800.h
 
 virt
 M: Laurent Vivier <laurent@vivier.eu>

hw/m68k/q800.c

@@ -38,6 +38,7 @@
 #include "standard-headers/asm-m68k/bootinfo.h"
 #include "standard-headers/asm-m68k/bootinfo-mac.h"
 #include "bootinfo.h"
+#include "hw/m68k/q800.h"
 #include "hw/misc/mac_via.h"
 #include "hw/input/adb.h"
 #include "hw/nubus/mac-nubus-bridge.h"
@@ -749,6 +750,7 @@ static void q800_machine_class_init(ObjectClass *oc, void *data)
 static const TypeInfo q800_machine_typeinfo = {
     .name       = MACHINE_TYPE_NAME("q800"),
     .parent     = TYPE_MACHINE,
+    .instance_size = sizeof(Q800MachineState),
     .class_init = q800_machine_class_init,
 };
 

include/hw/m68k/q800.h

@@ -0,0 +1,40 @@
+/*
+ * QEMU Motorla 680x0 Macintosh hardware System Emulator
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef HW_Q800_H
+#define HW_Q800_H
+
+#include "hw/boards.h"
+#include "qom/object.h"
+
+/*
+ * The main Q800 machine
+ */
+
+struct Q800MachineState {
+    MachineState parent_obj;
+};
+
+#define TYPE_Q800_MACHINE MACHINE_TYPE_NAME("q800")
+OBJECT_DECLARE_SIMPLE_TYPE(Q800MachineState, Q800_MACHINE)
+
+#endif