From 06fe3a5bf107e93a4478e9cb5ef306ca65a0dcc1 Mon Sep 17 00:00:00 2001
From: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Date: Tue, 12 Jun 2018 17:43:56 +0100
Subject: [PATCH] ppc: introduce Core99MachinesState for the mac99 machine

This is in preparation for adding configuration controlled via machine
options.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 hw/ppc/mac.h          | 11 +++++++++++
 hw/ppc/mac_newworld.c |  7 +++++++
 2 files changed, 18 insertions(+)

diff --git a/hw/ppc/mac.h b/hw/ppc/mac.h
index 89fa8bbed7..8046cd8a2f 100644
--- a/hw/ppc/mac.h
+++ b/hw/ppc/mac.h
@@ -27,6 +27,7 @@
 #define PPC_MAC_H
 
 #include "exec/memory.h"
+#include "hw/boards.h"
 #include "hw/sysbus.h"
 #include "hw/ide/internal.h"
 #include "hw/input/adb.h"
@@ -65,6 +66,16 @@
 #define NEWWORLD_IDE1_IRQ      0xe
 #define NEWWORLD_IDE1_DMA_IRQ  0x3
 
+/* Core99 machine */
+#define TYPE_CORE99_MACHINE MACHINE_TYPE_NAME("mac99")
+#define CORE99_MACHINE(obj) OBJECT_CHECK(Core99MachineState, (obj), \
+                                         TYPE_CORE99_MACHINE)
+
+typedef struct Core99MachineState {
+    /*< private >*/
+    MachineState parent;
+} Core99MachineState;
+
 /* MacIO */
 #define TYPE_MACIO_IDE "macio-ide"
 #define MACIO_IDE(obj) OBJECT_CHECK(MACIOIDEState, (obj), TYPE_MACIO_IDE)
diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
index 744acdfd2e..5331aa002c 100644
--- a/hw/ppc/mac_newworld.c
+++ b/hw/ppc/mac_newworld.c
@@ -515,10 +515,17 @@ static void core99_machine_class_init(ObjectClass *oc, void *data)
 #endif
 }
 
+static void core99_instance_init(Object *obj)
+{
+    return;
+}
+
 static const TypeInfo core99_machine_info = {
     .name          = MACHINE_TYPE_NAME("mac99"),
     .parent        = TYPE_MACHINE,
     .class_init    = core99_machine_class_init,
+    .instance_init = core99_instance_init,
+    .instance_size = sizeof(Core99MachineState)
 };
 
 static void mac_machine_register_types(void)