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// license:BSD-3-Clause
// copyright-holders:R. Belmont
/*********************************************************************
a2mockingboard.h
Sweet Micro Systems Mockingboard and compatibles
*********************************************************************/
#ifndef MAME_BUS_A2BUS_A2MOCKINGBOARD_H
#define MAME_BUS_A2BUS_A2MOCKINGBOARD_H
#include "a2bus.h"
#include "machine/6522via.h"
#include "sound/ay8910.h"
#include "sound/tms5220.h"
#include "sound/votrax.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class a2bus_ayboard_device:
public device_t,
public device_a2bus_card_interface
{
public:
DECLARE_WRITE_LINE_MEMBER( via1_irq_w );
DECLARE_WRITE_LINE_MEMBER( via2_irq_w );
void via1_out_a(uint8_t data);
virtual void via1_out_b(uint8_t data);
void via2_out_a(uint8_t data);
virtual void via2_out_b(uint8_t data);
protected:
// construction/destruction
a2bus_ayboard_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_add_mconfig(machine_config &config) override;
// overrides of standard a2bus slot functions
virtual uint8_t read_c0nx(uint8_t offset) override { return 0xff; }
virtual void write_c0nx(uint8_t offset, uint8_t data) override { }
virtual uint8_t read_cnxx(uint8_t offset) override;
virtual void write_cnxx(uint8_t offset, uint8_t data) override;
void add_common_devices(machine_config &config);
required_device<via6522_device> m_via1;
required_device<via6522_device> m_via2;
required_device<ay8913_device> m_ay1;
required_device<ay8913_device> m_ay2;
uint8_t m_porta1;
uint8_t 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_t clock);
virtual void via1_out_b(uint8_t data) override;
protected:
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_reset() override;
required_device<votrax_sc01_device> m_sc01;
private:
DECLARE_WRITE_LINE_MEMBER(write_via1_cb2);
uint8_t m_portb1;
int m_last_cb2_state;
};
class a2bus_phasor_device : public a2bus_ayboard_device
{
public:
a2bus_phasor_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
void via1_out_b(uint8_t data) override;
void via2_out_b(uint8_t data) override;
protected:
virtual void device_add_mconfig(machine_config &config) override;
virtual uint8_t read_c0nx(uint8_t offset) override;
virtual void write_c0nx(uint8_t offset, uint8_t data) override;
virtual uint8_t read_cnxx(uint8_t offset) override;
virtual void write_cnxx(uint8_t offset, uint8_t data) override;
required_device<ay8913_device> m_ay3;
required_device<ay8913_device> m_ay4;
private:
void set_clocks();
bool m_native;
};
class a2bus_echoplus_device : public a2bus_ayboard_device
{
public:
a2bus_echoplus_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
virtual void device_add_mconfig(machine_config &config) override;
virtual uint8_t read_c0nx(uint8_t offset) override;
virtual void write_c0nx(uint8_t offset, uint8_t data) override;
required_device<tms5220_device> m_tms;
};
// device type definition
DECLARE_DEVICE_TYPE(A2BUS_MOCKINGBOARD, a2bus_mockingboard_device)
DECLARE_DEVICE_TYPE(A2BUS_PHASOR, a2bus_phasor_device)
DECLARE_DEVICE_TYPE(A2BUS_ECHOPLUS, a2bus_echoplus_device)
#endif // MAME_BUS_A2BUS_A2MOCKINGBOARD_H
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