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// license:BSD-3-Clause
// copyright-holders:David Haywood
#ifndef MAME_MACHINE_CEDAR_MAGNET_SPRITE_H
#define MAME_MACHINE_CEDAR_MAGNET_SPRITE_H
#pragma once
#include "machine/cedar_magnet_board.h"
#include "cpu/z80/z80.h"
#include "machine/z80daisy.h"
#include "machine/z80pio.h"
#include "machine/bankdev.h"
DECLARE_DEVICE_TYPE(CEDAR_MAGNET_SPRITE, cedar_magnet_sprite_device)
#define MCFG_CEDAR_MAGNET_SPRITE_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, CEDAR_MAGNET_SPRITE, 0)
class cedar_magnet_sprite_device : public device_t, public cedar_magnet_board_interface
{
public:
// construction/destruction
cedar_magnet_sprite_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_WRITE8_MEMBER(sprite_port80_w);
DECLARE_WRITE8_MEMBER(sprite_port84_w);
DECLARE_WRITE8_MEMBER(sprite_port88_w);
DECLARE_WRITE8_MEMBER(sprite_port8c_w);
DECLARE_WRITE8_MEMBER(sprite_port9c_w);
DECLARE_READ8_MEMBER(exzisus_hack_r);
INTERRUPT_GEN_MEMBER(irq);
uint32_t draw(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect, int palbase);
void cedar_magnet_sprite_io(address_map &map);
void cedar_magnet_sprite_map(address_map &map);
void cedar_magnet_sprite_sub_ram_map(address_map &map);
protected:
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
virtual void device_reset() override;
private:
void do_blit();
uint8_t m_framebuffer[0x10000];
uint8_t pio2_pb_data;
required_device<address_map_bank_device> m_sprite_ram_bankdev;
uint8_t m_upperaddr;
uint8_t m_loweraddr;
uint8_t m_spritesize;
uint8_t pio0_pb_data;
uint8_t m_spritecodelow;
uint8_t m_spritecodehigh;
int m_high_write;
uint8_t m_uppersprite;
DECLARE_READ8_MEMBER(pio0_pa_r);
DECLARE_WRITE8_MEMBER(pio0_pa_w);
// DECLARE_READ8_MEMBER(pio0_pb_r);
DECLARE_WRITE8_MEMBER(pio0_pb_w);
// DECLARE_READ8_MEMBER(pio1_pa_r);
DECLARE_WRITE8_MEMBER(pio1_pa_w);
// DECLARE_READ8_MEMBER(pio1_pb_r);
DECLARE_WRITE8_MEMBER(pio1_pb_w);
// DECLARE_READ8_MEMBER(pio2_pa_r);
DECLARE_WRITE8_MEMBER(pio2_pa_w);
// DECLARE_READ8_MEMBER(pio2_pb_r);
DECLARE_WRITE8_MEMBER(pio2_pb_w);
required_device<z80pio_device> m_pio0;
required_device<z80pio_device> m_pio1;
required_device<z80pio_device> m_pio2;
};
#endif // MAME_MACHINE_CEDAR_MAGNET_SPRITE_H
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