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-rw-r--r--src/devices/bus/imi7000/imi7000.h132
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diff --git a/src/devices/bus/imi7000/imi7000.h b/src/devices/bus/imi7000/imi7000.h
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+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ International Memories Incorporated IMI 7000 Series bus emulation
+
+**********************************************************************
+
+ GND 1 2 GND
+ SPARE 3 4 SPARE
+ -SEL UNIT ADDR 3 5 6 -SEL UNIT ADDR 2
+ +R/W DATA 7 8 -R/W DATA
+ -SEL UNIT ADDR 1 9 10 -SEL UNIT ADDR 0
+ +SYS CLOCK 11 12 -SYS CLOCK
+ GND 13 14 GND
+ -SECTOR 15 16 -INDEX
+ -SEEK COMPLETE 17 18 -FAULT
+ -CMD STROBE 19 20 -CMD R/W
+ -CMD SELECT 0 21 22 -CMD SELECT 1
+ SPARE 23 24 SPARE
+ -CMD ACK 25 26 SPARE
+ -CMD BUS 6 27 28 -CMD BUS 7
+ -CMD BUS 4 29 30 -CMD BUS 5
+ -CMD BUS 2 31 32 -CMD BUS 3
+ -CMD BUS 0 33 34 -CMD BUS 1
+
+**********************************************************************/
+
+#pragma once
+
+#ifndef __IMI7000_BUS__
+#define __IMI7000_BUS__
+
+#include "emu.h"
+
+
+
+//**************************************************************************
+// CONSTANTS
+//**************************************************************************
+
+#define IMI7000_BUS_TAG "imi7000"
+
+
+
+//**************************************************************************
+// INTERFACE CONFIGURATION MACROS
+//**************************************************************************
+
+#define MCFG_IMI7000_BUS_ADD(_def_slot1, _def_slot2, _def_slot3, _def_slot4) \
+ MCFG_DEVICE_ADD(IMI7000_BUS_TAG, IMI7000_BUS, 0) \
+ MCFG_DEVICE_ADD(IMI7000_BUS_TAG":0", IMI7000_SLOT, 0) \
+ MCFG_DEVICE_SLOT_INTERFACE(imi7000_devices, _def_slot1, false) \
+ MCFG_DEVICE_ADD(IMI7000_BUS_TAG":1", IMI7000_SLOT, 0) \
+ MCFG_DEVICE_SLOT_INTERFACE(imi7000_devices, _def_slot2, false) \
+ MCFG_DEVICE_ADD(IMI7000_BUS_TAG":2", IMI7000_SLOT, 0) \
+ MCFG_DEVICE_SLOT_INTERFACE(imi7000_devices, _def_slot3, false) \
+ MCFG_DEVICE_ADD(IMI7000_BUS_TAG":3", IMI7000_SLOT, 0) \
+ MCFG_DEVICE_SLOT_INTERFACE(imi7000_devices, _def_slot4, false)
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+class imi7000_slot_device;
+class device_imi7000_interface;
+
+
+// ======================> imi7000_bus_device
+
+class imi7000_bus_device : public device_t
+{
+public:
+ // construction/destruction
+ imi7000_bus_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ void add_device(imi7000_slot_device *slot, device_t *target);
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+
+ imi7000_slot_device *m_unit[4];
+};
+
+
+// ======================> imi7000_slot_device
+
+class imi7000_slot_device : public device_t,
+ public device_slot_interface
+{
+public:
+ // construction/destruction
+ imi7000_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+
+ device_imi7000_interface *m_card;
+};
+
+
+// ======================> device_imi7000_interface
+
+class device_imi7000_interface : public device_slot_card_interface
+{
+ friend class imi7000_slot_device;
+
+public:
+ // construction/destruction
+ device_imi7000_interface(const machine_config &mconfig, device_t &device);
+ virtual ~device_imi7000_interface() { }
+
+protected:
+ imi7000_slot_device *m_slot;
+};
+
+
+// device type definition
+extern const device_type IMI7000_BUS;
+extern const device_type IMI7000_SLOT;
+
+
+// slot interface
+SLOT_INTERFACE_EXTERN( imi7000_devices );
+
+
+
+#endif