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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/*****************************************************************************
*
* includes/pk8020.h
*
****************************************************************************/
#ifndef PK8020_H_
#define PK8020_H_
#include "machine/i8255.h"
#include "machine/pit8253.h"
#include "machine/pic8259.h"
#include "machine/i8251.h"
#include "machine/wd17xx.h"
#include "imagedev/cassette.h"
#include "sound/speaker.h"
#include "sound/wave.h"
#include "machine/ram.h"
class pk8020_state : public driver_device
{
public:
pk8020_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_ppi8255_1(*this, "ppi8255_1"),
m_ppi8255_2(*this, "ppi8255_2"),
m_ppi8255_3(*this, "ppi8255_3"),
m_rs232(*this, "rs232"),
m_lan(*this, "lan"),
m_ram(*this, RAM_TAG),
m_wd1793(*this, "wd1793"),
m_pit8253(*this, "pit8253"),
m_pic8259(*this, "pic8259"),
m_speaker(*this, "speaker"),
m_region_maincpu(*this, "maincpu"),
m_region_gfx1(*this, "gfx1"),
m_palette(*this, "palette") { }
UINT8 m_color;
UINT8 m_video_page;
UINT8 m_wide;
UINT8 m_font;
UINT8 m_attr;
UINT8 m_text_attr;
UINT8 m_takt;
UINT8 m_video_page_access;
UINT8 m_portc_data;
UINT8 m_sound_gate;
UINT8 m_sound_level;
DECLARE_READ8_MEMBER(keyboard_r);
DECLARE_READ8_MEMBER(sysreg_r);
DECLARE_WRITE8_MEMBER(sysreg_w);
DECLARE_READ8_MEMBER(text_r);
DECLARE_WRITE8_MEMBER(text_w);
DECLARE_READ8_MEMBER(gzu_r);
DECLARE_WRITE8_MEMBER(gzu_w);
DECLARE_READ8_MEMBER(devices_r);
DECLARE_WRITE8_MEMBER(devices_w);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
DECLARE_PALETTE_INIT(pk8020);
UINT32 screen_update_pk8020(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(pk8020_interrupt);
DECLARE_READ8_MEMBER(pk8020_porta_r);
DECLARE_WRITE8_MEMBER(pk8020_portc_w);
DECLARE_WRITE8_MEMBER(pk8020_portb_w);
DECLARE_READ8_MEMBER(pk8020_portc_r);
DECLARE_WRITE8_MEMBER(pk8020_2_portc_w);
DECLARE_WRITE_LINE_MEMBER(pk8020_pit_out0);
DECLARE_WRITE_LINE_MEMBER(pk8020_pit_out1);
DECLARE_WRITE_LINE_MEMBER(pk8020_pic_set_int_line);
IRQ_CALLBACK_MEMBER(pk8020_irq_callback);
protected:
required_device<cpu_device> m_maincpu;
required_device<i8255_device> m_ppi8255_1;
required_device<i8255_device> m_ppi8255_2;
required_device<i8255_device> m_ppi8255_3;
required_device<i8251_device> m_rs232;
required_device<i8251_device> m_lan;
required_device<ram_device> m_ram;
required_device<fd1793_device> m_wd1793;
required_device<pit8253_device> m_pit8253;
required_device<pic8259_device> m_pic8259;
required_device<speaker_sound_device> m_speaker;
required_memory_region m_region_maincpu;
required_memory_region m_region_gfx1;
ioport_port *m_io_port[16];
required_device<palette_device> m_palette;
void pk8020_set_bank(UINT8 data);
};
#endif /* pk8020_H_ */
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