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-rw-r--r--src/devices/bus/isa/mpu401.h46
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diff --git a/src/devices/bus/isa/mpu401.h b/src/devices/bus/isa/mpu401.h
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+// license:BSD-3-Clause
+// copyright-holders:R. Belmont,Kevin Horton
+#pragma once
+
+#ifndef __ISA_MPU401_H__
+#define __ISA_MPU401_H__
+
+#include "emu.h"
+#include "isa.h"
+#include "machine/mpu401.h"
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> isa8_mpu401_device
+
+class isa8_mpu401_device :
+ public device_t,
+ public device_isa8_card_interface
+{
+public:
+ // construction/destruction
+ isa8_mpu401_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ required_device<mpu401_device> m_mpu401;
+
+ // called back by the MPU401 core to set the IRQ line state
+ DECLARE_WRITE_LINE_MEMBER(mpu_irq_out);
+
+ // optional information overrides
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_reset();
+ virtual machine_config_constructor device_mconfig_additions() const;
+
+private:
+ // internal state
+};
+
+
+// device type definition
+extern const device_type ISA8_MPU401;
+
+#endif /* __ISA_MPU401_H__ */