3 files changed, 58 insertions, 0 deletions
diff --git a/include/hw/misc/djmemc.h b/include/hw/misc/djmemc.h
new file mode 100644
index 0000000000..82d4e4a2fe
--- /dev/null
+++ b/include/hw/misc/djmemc.h
@@ -0,0 +1,30 @@
+/*
+ * djMEMC, macintosh memory and interrupt controller
+ * (Quadra 610/650/800 & Centris 610/650)
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef HW_MISC_DJMEMC_H
+#define HW_MISC_DJMEMC_H
+
+#include "hw/sysbus.h"
+
+#define DJMEMC_SIZE        0x2000
+#define DJMEMC_NUM_REGS    (0x38 / sizeof(uint32_t))
+
+#define DJMEMC_MAXBANKS    10
+
+struct DJMEMCState {
+    SysBusDevice parent_obj;
+
+    MemoryRegion mem_regs;
+
+    /* Memory controller */
+    uint32_t regs[DJMEMC_NUM_REGS];
+};
+
+#define TYPE_DJMEMC "djMEMC"
+OBJECT_DECLARE_SIMPLE_TYPE(DJMEMCState, DJMEMC);
+
+#endif
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
diff --git a/include/hw/misc/mac_via.h b/include/hw/misc/mac_via.h
index 422da43bf9..63cdcf7c69 100644
--- a/include/hw/misc/mac_via.h
+++ b/include/hw/misc/mac_via.h
@@ -74,6 +74,9 @@ struct MOS6522Q800VIA1State {
     int64_t next_second;
     QEMUTimer *sixty_hz_timer;
     int64_t next_sixty_hz;
+
+    /* SETUPTIMEK hack */
+    int timer_hack_state;
 };