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// license:BSD-3-Clause
// copyright-holders:Mike Appolo
/*************************************************************************
Atari Major Havoc hardware
*************************************************************************/
#include "machine/timer.h"
#include "sound/pokey.h"
#include "sound/tms5220.h"
#define MHAVOC_CLOCK 10000000
#define MHAVOC_CLOCK_5M (MHAVOC_CLOCK/2)
#define MHAVOC_CLOCK_2_5M (MHAVOC_CLOCK/4)
#define MHAVOC_CLOCK_1_25M (MHAVOC_CLOCK/8)
#define MHAVOC_CLOCK_625K (MHAVOC_CLOCK/16)
#define MHAVOC_CLOCK_156K (MHAVOC_CLOCK_625K/4)
#define MHAVOC_CLOCK_5K (MHAVOC_CLOCK_625K/16/8)
#define MHAVOC_CLOCK_2_4K (MHAVOC_CLOCK_625K/16/16)
class mhavoc_state : public driver_device
{
public:
mhavoc_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_zram0(*this, "zram0"),
m_zram1(*this, "zram1"),
m_alpha(*this, "alpha"),
m_gamma(*this, "gamma"),
m_pokey(*this, "pokey%u", 1U),
m_tms(*this, "tms"),
m_lamps(*this, "lamp%u", 0U)
{ }
void alphaone(machine_config &config);
void mhavoc(machine_config &config);
void mhavocrv(machine_config &config);
void mhavocpe(machine_config &config); //HBMAME
void init_mhavocrv();
DECLARE_CUSTOM_INPUT_MEMBER(tms5220_r);
DECLARE_CUSTOM_INPUT_MEMBER(mhavoc_bit67_r);
DECLARE_CUSTOM_INPUT_MEMBER(gamma_rcvd_r);
DECLARE_CUSTOM_INPUT_MEMBER(gamma_xmtd_r);
DECLARE_CUSTOM_INPUT_MEMBER(alpha_rcvd_r);
DECLARE_CUSTOM_INPUT_MEMBER(alpha_xmtd_r);
DECLARE_CUSTOM_INPUT_MEMBER(clock_r);
private:
DECLARE_READ8_MEMBER(dual_pokey_r);
DECLARE_WRITE8_MEMBER(dual_pokey_w);
DECLARE_WRITE8_MEMBER(mhavoc_alpha_irq_ack_w);
DECLARE_WRITE8_MEMBER(mhavoc_gamma_irq_ack_w);
DECLARE_WRITE8_MEMBER(mhavoc_gamma_w);
DECLARE_READ8_MEMBER(mhavoc_alpha_r);
DECLARE_WRITE8_MEMBER(mhavoc_alpha_w);
DECLARE_READ8_MEMBER(mhavoc_gamma_r);
DECLARE_WRITE8_MEMBER(mhavoc_ram_banksel_w);
DECLARE_WRITE8_MEMBER(mhavoc_rom_banksel_w);
DECLARE_WRITE8_MEMBER(mhavoc_out_0_w);
DECLARE_WRITE8_MEMBER(alphaone_out_0_w);
DECLARE_WRITE8_MEMBER(mhavoc_out_1_w);
DECLARE_WRITE8_MEMBER(mhavocrv_speech_data_w);
DECLARE_WRITE8_MEMBER(mhavocrv_speech_strobe_w);
DECLARE_READ8_MEMBER(quad_pokeyn_r);
DECLARE_WRITE8_MEMBER(quad_pokeyn_w);
TIMER_CALLBACK_MEMBER(delayed_gamma_w);
TIMER_DEVICE_CALLBACK_MEMBER(mhavoc_cpu_irq_clock);
void alpha_map(address_map &map);
void alphaone_map(address_map &map);
void gamma_map(address_map &map);
void alphape_map(address_map &map); //HBMAME
void gammape_map(address_map &map); //HBMAME
virtual void machine_start() override;
virtual void machine_reset() override;
required_shared_ptr<uint8_t> m_zram0;
required_shared_ptr<uint8_t> m_zram1;
required_device<cpu_device> m_alpha;
optional_device<cpu_device> m_gamma;
optional_device_array<pokey_device, 4> m_pokey;
optional_device<tms5220_device> m_tms;
output_finder<2> m_lamps;
uint8_t m_alpha_data;
uint8_t m_alpha_rcvd;
uint8_t m_alpha_xmtd;
uint8_t m_gamma_data;
uint8_t m_gamma_rcvd;
uint8_t m_gamma_xmtd;
uint8_t m_player_1;
uint8_t m_alpha_irq_clock;
uint8_t m_alpha_irq_clock_enable;
uint8_t m_gamma_irq_clock;
uint8_t m_has_gamma_cpu;
uint8_t m_speech_write_buffer;
};
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