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authorMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>2023-10-04 09:37:51 +0100
committerLaurent Vivier <laurent@vivier.eu>2023-10-06 10:33:43 +0200
commitbdc2c77d2922d8274608b8dbc70b956494853f1b (patch)
tree09414492a7d29705d914916d4d24318d229769eb /include
parent0f03047c1b09fcccf16bcf1c2d8d9e375155adfd (diff)
q800: add IOSB subsystem
It is needed because it defines the BIOSConfig area. Co-developed-by: Laurent Vivier <laurent@vivier.eu> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu> Message-ID: <20231004083806.757242-6-mark.cave-ayland@ilande.co.uk> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'include')
-rw-r--r--include/hw/m68k/q800.h2
-rw-r--r--include/hw/misc/iosb.h25
2 files changed, 27 insertions, 0 deletions
diff --git a/include/hw/m68k/q800.h b/include/hw/m68k/q800.h
index dd7d7a6f2c..98097165d9 100644
--- a/include/hw/m68k/q800.h
+++ b/include/hw/m68k/q800.h
@@ -37,6 +37,7 @@
#include "hw/nubus/mac-nubus-bridge.h"
#include "hw/display/macfb.h"
#include "hw/misc/djmemc.h"
+#include "hw/misc/iosb.h"
/*
* The main Q800 machine
@@ -58,6 +59,7 @@ struct Q800MachineState {
MacNubusBridge mac_nubus_bridge;
MacfbNubusState macfb;
DJMEMCState djmemc;
+ IOSBState iosb;
MemoryRegion macio;
MemoryRegion macio_alias;
MemoryRegion machine_id;
diff --git a/include/hw/misc/iosb.h b/include/hw/misc/iosb.h
new file mode 100644
index 0000000000..377f8ca7e2
--- /dev/null
+++ b/include/hw/misc/iosb.h
@@ -0,0 +1,25 @@
+/*
+ * QEMU IOSB emulation
+ *
+ * Copyright (c) 2019 Laurent Vivier
+ * Copyright (c) 2022 Mark Cave-Ayland
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef HW_MEM_IOSB_H
+#define HW_MEM_IOSB_H
+
+#define IOSB_REGS 7
+
+struct IOSBState {
+ SysBusDevice parent_obj;
+
+ MemoryRegion mem_regs;
+ uint32_t regs[IOSB_REGS];
+};
+
+#define TYPE_IOSB "IOSB"
+OBJECT_DECLARE_SIMPLE_TYPE(IOSBState, IOSB);
+
+#endif