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-rw-r--r--src/devices/bus/a7800/xboard.h71
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diff --git a/src/devices/bus/a7800/xboard.h b/src/devices/bus/a7800/xboard.h
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+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+#ifndef __A78_XBOARD_H
+#define __A78_XBOARD_H
+
+#include "a78_slot.h"
+#include "rom.h"
+#include "sound/pokey.h"
+#include "sound/2151intf.h"
+
+
+// ======================> a78_xboard_device
+
+class a78_xboard_device : public a78_rom_device
+{
+public:
+ // construction/destruction
+ a78_xboard_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
+ a78_xboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual machine_config_constructor device_mconfig_additions() const;
+ virtual void device_reset();
+
+ // reading and writing
+ virtual DECLARE_READ8_MEMBER(read_04xx);
+ virtual DECLARE_WRITE8_MEMBER(write_04xx);
+ virtual DECLARE_READ8_MEMBER(read_40xx);
+ virtual DECLARE_WRITE8_MEMBER(write_40xx);
+
+protected:
+ required_device<a78_cart_slot_device> m_xbslot;
+ required_device<pokey_device> m_pokey;
+ int m_reg, m_ram_bank;
+};
+
+
+// ======================> a78_xm_device
+
+class a78_xm_device : public a78_xboard_device
+{
+public:
+ // construction/destruction
+ a78_xm_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual machine_config_constructor device_mconfig_additions() const;
+ virtual void device_reset();
+
+ // reading and writing
+ virtual DECLARE_READ8_MEMBER(read_04xx);
+ virtual DECLARE_WRITE8_MEMBER(write_04xx);
+ virtual DECLARE_READ8_MEMBER(read_10xx);
+ virtual DECLARE_WRITE8_MEMBER(write_10xx);
+ virtual DECLARE_READ8_MEMBER(read_30xx);
+
+protected:
+ required_device<ym2151_device> m_ym;
+ int m_ym_enabled;
+};
+
+
+
+// device type definition
+extern const device_type A78_XBOARD;
+extern const device_type A78_XM;
+
+
+#endif