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/*********************************************************************
a2mockingboard.h
Sweet Micro Systems Mockingboard and compatibles
*********************************************************************/
#ifndef __A2BUS_MOCKINGBOARD__
#define __A2BUS_MOCKINGBOARD__
#include "emu.h"
#include "machine/a2bus.h"
#include "machine/6522via.h"
#include "sound/ay8910.h"
#include "sound/tms5220.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class a2bus_ayboard_device:
public device_t,
public device_a2bus_card_interface
{
public:
// construction/destruction
a2bus_ayboard_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const;
DECLARE_WRITE_LINE_MEMBER( via1_irq_w );
DECLARE_WRITE_LINE_MEMBER( via2_irq_w );
DECLARE_READ8_MEMBER(via1_in_a);
DECLARE_READ8_MEMBER(via1_in_b);
DECLARE_WRITE8_MEMBER(via1_out_a);
DECLARE_WRITE8_MEMBER(via1_out_b);
DECLARE_READ8_MEMBER(via2_in_a);
DECLARE_READ8_MEMBER(via2_in_b);
DECLARE_WRITE8_MEMBER(via2_out_a);
DECLARE_WRITE8_MEMBER(via2_out_b);
protected:
virtual void device_start();
virtual void device_reset();
// overrides of standard a2bus slot functions
virtual UINT8 read_c0nx(address_space &space, UINT8 offset);
virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data);
virtual UINT8 read_cnxx(address_space &space, UINT8 offset);
virtual void write_cnxx(address_space &space, UINT8 offset, UINT8 data);
required_device<via6522_device> m_via1;
required_device<via6522_device> m_via2;
required_device<ay8913_device> m_ay1;
required_device<ay8913_device> m_ay2;
optional_device<ay8913_device> m_ay3;
optional_device<ay8913_device> m_ay4;
bool m_isPhasor, m_PhasorNative;
private:
UINT8 m_porta1, m_porta2;
};
class a2bus_mockingboard_device : public a2bus_ayboard_device
{
public:
a2bus_mockingboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
};
class a2bus_phasor_device : public a2bus_ayboard_device
{
public:
a2bus_phasor_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual machine_config_constructor device_mconfig_additions() const;
};
class a2bus_echoplus_device : public a2bus_ayboard_device
{
public:
a2bus_echoplus_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual UINT8 read_c0nx(address_space &space, UINT8 offset);
virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data);
required_device<tms5220_device> m_tms;
virtual machine_config_constructor device_mconfig_additions() const;
};
// device type definition
extern const device_type A2BUS_MOCKINGBOARD;
extern const device_type A2BUS_PHASOR;
extern const device_type A2BUS_ECHOPLUS;
#endif /* __A2BUS_MOCKINGBOARD__ */
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