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// license:BSD-3-Clause
// copyright-holders:David Haywood
#ifndef MAME_INCLUDES_MEGADRIV_RAD_H
#define MAME_INCLUDES_MEGADRIV_RAD_H
class megadriv_radica_state : public md_base_state
{
public:
megadriv_radica_state(const machine_config &mconfig, device_type type, const char *tag)
: md_base_state(mconfig, type, tag),
m_bank(0),
m_romsize(0x400000),
m_rom(*this, "maincpu")
{}
uint16_t read(offs_t offset);
uint16_t read_a13(offs_t offset);
void megadriv_radica_map(address_map &map);
protected:
void megadriv_base_map(address_map &map);
int m_bank;
int m_romsize;
private:
required_region_ptr<uint16_t> m_rom;
};
class megadriv_radica_3button_state : public megadriv_radica_state
{
public:
megadriv_radica_3button_state(const machine_config& mconfig, device_type type, const char* tag)
: megadriv_radica_state(mconfig, type, tag)
{}
public:
void megadriv_radica_3button_ntsc(machine_config &config);
void megadriv_radica_3button_pal(machine_config &config);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
};
class megadriv_radica_6button_state : public megadriv_radica_3button_state
{
public:
void megadriv_radica_6button_ntsc(machine_config &config);
void megadriv_radica_6button_pal(machine_config &config);
void init_megadriv_radica_6button_pal();
void init_megadriv_radica_6button_ntsc();
public:
megadriv_radica_6button_state(const machine_config& mconfig, device_type type, const char* tag)
: megadriv_radica_3button_state(mconfig, type, tag)
{}
virtual void machine_start() override;
};
class megadriv_dgunl_state : public megadriv_radica_3button_state
{
public:
megadriv_dgunl_state(const machine_config& mconfig, device_type type, const char* tag)
: megadriv_radica_3button_state(mconfig, type, tag)
{}
public:
void megadriv_dgunl_ntsc(machine_config &config);
void init_dgunl3227();
protected:
virtual void machine_start() override;
uint16_t m_a1630a = 0;
private:
uint16_t read_a16300(offs_t offset, uint16_t mem_mask);
uint16_t read_a16302(offs_t offset, uint16_t mem_mask);
virtual void write_a1630a(offs_t offset, uint16_t data, uint16_t mem_mask);
void megadriv_dgunl_map(address_map &map);
};
class megadriv_ra145_state : public megadriv_dgunl_state
{
public:
megadriv_ra145_state(const machine_config& mconfig, device_type type, const char* tag)
: megadriv_dgunl_state(mconfig, type, tag)
{}
void init_ra145();
public:
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
virtual void write_a1630a(offs_t offset, uint16_t data, uint16_t mem_mask) override;
};
#endif // MAME_INCLUDES_MEGADRIV_RAD_H
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