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path: root/src/mame/includes/mz2500.h
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// license:BSD-3-Clause
// copyright-holders:Angelo Salese
/********************************************************************************************************************************

    Sharp MZ-2500 (c) 1985 Sharp Corporation

********************************************************************************************************************************/

#pragma once

#ifndef MAME_INCLUDES_MZ2500_H
#define MAME_INCLUDES_MZ2500_H

#include "cpu/z80/z80.h"
#include "machine/i8255.h"
#include "machine/pit8253.h"
#include "machine/rp5c15.h"
#include "machine/wd_fdc.h"
#include "machine/z80sio.h"
#include "machine/z80pio.h"
#include "sound/2203intf.h"
#include "sound/beep.h"
#include "machine/bankdev.h"
#include "emupal.h"
#include "screen.h"
#include "softlist.h"
#include "speaker.h"

//#include "imagedev/cassette.h"
#include "imagedev/flopdrv.h"

#define RP5C15_TAG      "rp5c15"

class mz2500_state : public driver_device
{
public:
	mz2500_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		m_maincpu(*this, "maincpu"),
		m_screen(*this, "screen"),
		m_rtc(*this, RP5C15_TAG),
		m_pit(*this, "pit"),
		m_beeper(*this, "beeper"),
		m_gfxdecode(*this, "gfxdecode"),
		m_fdc(*this, "mb8877a"),
		m_floppy0(*this, "mb8877a:0"),
		m_floppy1(*this, "mb8877a:1"),
		m_floppy2(*this, "mb8877a:2"),
		m_floppy3(*this, "mb8877a:3"),
		m_floppy(nullptr),
		m_palette(*this, "palette"),
		m_rambank(*this, "rambank%u", 0),
		m_tvram(*this, "tvram"),
		m_cgram(*this, "cgram"),
		m_wram(*this, "wram")
	{ }

	void mz2500(machine_config &config);

private:
	required_device<cpu_device> m_maincpu;
	required_device<screen_device> m_screen;
	required_device<rp5c15_device> m_rtc;
	required_device<pit8253_device> m_pit;
	required_device<beep_device> m_beeper;
	required_device<gfxdecode_device> m_gfxdecode;
	required_device<mb8877_device> m_fdc;
	required_device<floppy_connector> m_floppy0;
	required_device<floppy_connector> m_floppy1;
	required_device<floppy_connector> m_floppy2;
	required_device<floppy_connector> m_floppy3;
	floppy_image_device *m_floppy;
	required_device<palette_device> m_palette;
	required_device_array<address_map_bank_device, 8> m_rambank;
	required_shared_ptr<uint8_t> m_tvram;
	required_shared_ptr<uint8_t> m_cgram;
	required_shared_ptr<uint8_t> m_wram;

	uint8_t *m_ipl_rom;
	uint8_t *m_kanji_rom;
	uint8_t *m_kanji2_rom;
	std::unique_ptr<uint8_t[]> m_pcg_ram;
	std::unique_ptr<uint8_t[]> m_emm_ram;
	uint8_t *m_dic_rom;
	uint8_t *m_phone_rom;
	uint8_t *m_iplpro_rom;

	uint8_t m_bank_val[8];
	uint8_t m_bank_addr;
	uint8_t m_irq_sel;
	uint8_t m_irq_vector[4];
	uint8_t m_irq_mask[4];
	uint8_t m_irq_pending[4];
	uint8_t m_kanji_bank;
	uint8_t m_dic_bank;
	uint8_t m_fdc_reverse;
	uint8_t m_key_mux;
	uint8_t m_monitor_type;
	uint8_t m_text_reg[0x100];
	uint8_t m_text_reg_index;
	uint8_t m_text_col_size;
	uint8_t m_text_font_reg;
	uint8_t m_pal_select;
	uint16_t m_cg_vs;
	uint16_t m_cg_ve;
	uint16_t m_cg_hs;
	uint16_t m_cg_he;
	int16_t m_tv_vs;
	int16_t m_tv_ve;
	int16_t m_tv_hs;
	int16_t m_tv_he;
	uint8_t m_cg_latch[4];
	uint8_t m_cg_reg_index;
	uint8_t m_cg_reg[0x20];
	uint8_t m_clut16[0x10];
	uint16_t m_clut256[0x100];
	uint8_t m_cg_mask;
	int m_scr_x_size;
	int m_scr_y_size;
	uint8_t m_cg_clear_flag;
	uint32_t m_rom_index;
	uint8_t m_hrom_index;
	uint8_t m_lrom_index;
	struct { uint8_t r,g,b; } m_pal[16];
	uint8_t m_joy_mode;
	uint16_t m_kanji_index;
	uint32_t m_emm_offset;
	uint8_t m_old_portc;
	uint8_t m_prev_col_val;
	uint8_t m_pio_latchb;
	uint8_t m_ym_porta;
	uint8_t m_screen_enable;
	DECLARE_READ8_MEMBER(mz2500_bank_addr_r);
	DECLARE_WRITE8_MEMBER(mz2500_bank_addr_w);
	DECLARE_READ8_MEMBER(mz2500_bank_data_r);
	DECLARE_WRITE8_MEMBER(mz2500_bank_data_w);
	DECLARE_WRITE8_MEMBER(mz2500_kanji_bank_w);
	DECLARE_WRITE8_MEMBER(mz2500_dictionary_bank_w);
	DECLARE_READ8_MEMBER(mz2500_crtc_hvblank_r);
	DECLARE_WRITE8_MEMBER(mz2500_tv_crtc_w);
	DECLARE_WRITE8_MEMBER(mz2500_irq_sel_w);
	DECLARE_WRITE8_MEMBER(mz2500_irq_data_w);
	DECLARE_READ8_MEMBER(mz2500_rom_r);
	DECLARE_WRITE8_MEMBER(mz2500_rom_w);
	DECLARE_WRITE8_MEMBER(palette4096_io_w);
	DECLARE_READ8_MEMBER(mz2500_bplane_latch_r);
	DECLARE_READ8_MEMBER(mz2500_rplane_latch_r);
	DECLARE_READ8_MEMBER(mz2500_gplane_latch_r);
	DECLARE_READ8_MEMBER(mz2500_iplane_latch_r);
	DECLARE_WRITE8_MEMBER(mz2500_cg_addr_w);
	DECLARE_WRITE8_MEMBER(mz2500_cg_data_w);
	DECLARE_WRITE8_MEMBER(timer_w);
	DECLARE_READ8_MEMBER(mz2500_joystick_r);
	DECLARE_WRITE8_MEMBER(mz2500_joystick_w);
	DECLARE_READ8_MEMBER(mz2500_kanji_r);
	DECLARE_WRITE8_MEMBER(mz2500_kanji_w);
	DECLARE_READ8_MEMBER(rp5c15_8_r);
	DECLARE_WRITE8_MEMBER(rp5c15_8_w);
	DECLARE_READ8_MEMBER(mz2500_emm_data_r);
	DECLARE_WRITE8_MEMBER(mz2500_emm_addr_w);
	DECLARE_WRITE8_MEMBER(mz2500_emm_data_w);

	DECLARE_READ8_MEMBER(rmw_r);
	DECLARE_WRITE8_MEMBER(rmw_w);
	DECLARE_READ8_MEMBER(kanji_pcg_r);
	DECLARE_WRITE8_MEMBER(kanji_pcg_w);
	DECLARE_READ8_MEMBER(dict_rom_r);

	uint8_t mz2500_cg_latch_compare();
	virtual void machine_start() override;
	virtual void machine_reset() override;
	virtual void video_start() override;
	DECLARE_PALETTE_INIT(mz2500);
	uint32_t screen_update_mz2500(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
	INTERRUPT_GEN_MEMBER(mz2500_vbl);

	DECLARE_READ8_MEMBER(fdc_r);
	DECLARE_WRITE8_MEMBER(fdc_w);
	DECLARE_WRITE8_MEMBER(floppy_select_w);
	DECLARE_WRITE8_MEMBER(floppy_side_w);

	DECLARE_READ8_MEMBER(mz2500_porta_r);
	DECLARE_READ8_MEMBER(mz2500_portb_r);
	DECLARE_READ8_MEMBER(mz2500_portc_r);
	DECLARE_WRITE8_MEMBER(mz2500_porta_w);
	DECLARE_WRITE8_MEMBER(mz2500_portb_w);
	DECLARE_WRITE8_MEMBER(mz2500_portc_w);
	DECLARE_WRITE8_MEMBER(mz2500_pio1_porta_w);
	DECLARE_READ8_MEMBER(mz2500_pio1_porta_r);
	DECLARE_READ8_MEMBER(opn_porta_r);
	DECLARE_WRITE8_MEMBER(opn_porta_w);
	DECLARE_WRITE_LINE_MEMBER(pit8253_clk0_irq);
	DECLARE_WRITE_LINE_MEMBER(mz2500_rtc_alarm_irq);
	IRQ_CALLBACK_MEMBER( mz2500_irq_ack );

	void draw_80x25(bitmap_ind16 &bitmap,const rectangle &cliprect,uint16_t map_addr);
	void draw_40x25(bitmap_ind16 &bitmap,const rectangle &cliprect,int plane,uint16_t map_addr);
	void draw_cg4_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int pri);
	void draw_cg16_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int plane,int x_size,int pri);
	void draw_cg256_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int plane,int pri);
	void draw_tv_screen(bitmap_ind16 &bitmap,const rectangle &cliprect);
	void draw_cg_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int pri);

	void mz2500_draw_pixel(bitmap_ind16 &bitmap,int x,int y,uint16_t  pen,uint8_t width,uint8_t height);
	void mz2500_reconfigure_screen();
	uint8_t pal_256_param(int index, int param);
	void reset_banks(uint8_t type);

	void mz2500_io(address_map &map);
	void mz2500_map(address_map &map);
	void mz2500_bank_window_map(address_map &map);
};


#endif