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// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/*************************************************************************
Model Racing Dribbling hardware
*************************************************************************/
#ifndef MAME_INCLUDES_DRIBLING_H
#define MAME_INCLUDES_DRIBLING_H
#pragma once
#include "machine/i8255.h"
#include "machine/watchdog.h"
#include "emupal.h"
class dribling_state : public driver_device
{
public:
dribling_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_watchdog(*this, "watchdog"),
m_ppi8255(*this, "ppi8255%d", 0),
m_videoram(*this, "videoram"),
m_colorram(*this, "colorram"),
m_mux(*this, "MUX%u", 0),
m_proms(*this, "proms"),
m_gfxroms(*this, "gfx")
{ }
void dribling(machine_config &config);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
// devices
required_device<cpu_device> m_maincpu;
required_device<watchdog_timer_device> m_watchdog;
required_device_array<i8255_device, 2> m_ppi8255;
// memory pointers
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_colorram;
required_ioport_array<3> m_mux;
required_region_ptr<uint8_t> m_proms;
required_region_ptr<uint8_t> m_gfxroms;
// misc
uint8_t m_abca = 0U;
uint8_t m_dr = 0U;
uint8_t m_ds = 0U;
uint8_t m_sh = 0U;
uint8_t m_input_mux = 0U;
uint8_t m_di = 0U;
uint8_t ioread(offs_t offset);
void iowrite(offs_t offset, uint8_t data);
void colorram_w(offs_t offset, uint8_t data);
uint8_t dsr_r();
uint8_t input_mux0_r();
void misc_w(uint8_t data);
void sound_w(uint8_t data);
void pb_w(uint8_t data);
void shr_w(uint8_t data);
void palette(palette_device &palette) const;
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(irq_gen);
void prg_map(address_map &map);
void io_map(address_map &map);
};
#endif // MAME_INCLUDES_DRIBLING_H
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