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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/*****************************************************************************
*
* includes/ondra.h
*
****************************************************************************/
#ifndef MAME_INCLUDES_ONDRA_H
#define MAME_INCLUDES_ONDRA_H
#pragma once
#include "imagedev/cassette.h"
#include "machine/ram.h"
class ondra_state : public driver_device
{
public:
ondra_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_video_enable(0),
m_bank1_status(0),
m_bank2_status(0),
m_nmi_check_timer(nullptr),
m_maincpu(*this, "maincpu"),
m_cassette(*this, "cassette"),
m_ram(*this, RAM_TAG),
m_region_maincpu(*this, "maincpu"),
m_bank1(*this, "bank1"),
m_bank2(*this, "bank2"),
m_bank3(*this, "bank3"),
m_lines(*this, "LINE%u", 0),
m_nmi(*this, "NMI")
{
}
DECLARE_READ8_MEMBER(ondra_keyboard_r);
DECLARE_WRITE8_MEMBER(ondra_port_03_w);
DECLARE_WRITE8_MEMBER(ondra_port_09_w);
DECLARE_WRITE8_MEMBER(ondra_port_0a_w);
uint32_t screen_update_ondra(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(ondra_interrupt);
TIMER_CALLBACK_MEMBER(nmi_check_callback);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
void ondra_update_banks();
uint8_t m_video_enable;
uint8_t m_bank1_status;
uint8_t m_bank2_status;
emu_timer *m_nmi_check_timer;
required_device<cpu_device> m_maincpu;
required_device<cassette_image_device> m_cassette;
required_device<ram_device> m_ram;
required_memory_region m_region_maincpu;
required_memory_bank m_bank1;
required_memory_bank m_bank2;
required_memory_bank m_bank3;
required_ioport_array<10> m_lines;
required_ioport m_nmi;
};
#endif // MAME_INCLUDES_ONDRA_H
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