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// license:GPL-2.0+
// copyright-holders:Peter Trauner
/*****************************************************************************
*
* includes/svision.h
*
****************************************************************************/
#ifndef MAME_INCLUDES_SVISION_H
#define MAME_INCLUDES_SVISION_H
#pragma once
#include "cpu/m6502/m65c02.h"
#include "machine/timer.h"
#include "audio/svis_snd.h"
#include "bus/generic/slot.h"
#include "bus/generic/carts.h"
#include "emupal.h"
struct tvlink_t
{
uint32_t palette[4/*0x40?*/]; /* rgb8 */
int palette_on;
};
class svision_state : public driver_device
{
public:
svision_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_sound(*this, "custom")
, m_cart(*this, "cartslot")
, m_reg(*this, "reg")
, m_videoram(*this, "videoram")
, m_screen(*this, "screen")
, m_joy(*this, "JOY")
, m_joy2(*this, "JOY2")
, m_palette(*this, "palette")
, m_bank1(*this, "bank1")
, m_bank2(*this, "bank2")
{ }
void svisionp(machine_config &config);
void svisions(machine_config &config);
void tvlinkp(machine_config &config);
void svision(machine_config &config);
void svisionn(machine_config &config);
void svision_base(machine_config &config);
void init_svisions();
void init_svision();
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
struct svision_t
{
emu_timer *timer1;
int timer_shot;
};
struct svision_pet_t
{
int state;
int on, clock, data;
uint8_t input;
emu_timer *timer;
};
DECLARE_WRITE_LINE_MEMBER(sound_irq_w);
uint8_t svision_r(offs_t offset);
void svision_w(offs_t offset, uint8_t data);
uint8_t tvlink_r(offs_t offset);
void tvlink_w(offs_t offset, uint8_t data);
uint32_t screen_update_svision(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
uint32_t screen_update_tvlink(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
DECLARE_WRITE_LINE_MEMBER(frame_int_w);
DECLARE_DEVICE_IMAGE_LOAD_MEMBER(cart_load);
void svision_palette(palette_device &palette) const;
void svisionp_palette(palette_device &palette) const;
void svisionn_palette(palette_device &palette) const;
DECLARE_MACHINE_RESET(tvlink);
enum
{
XSIZE = 0x00,
XPOS = 0x02,
YPOS = 0x03,
BANK = 0x26,
};
void check_irq();
TIMER_CALLBACK_MEMBER(svision_pet_timer);
TIMER_CALLBACK_MEMBER(svision_timer);
TIMER_DEVICE_CALLBACK_MEMBER(svision_pet_timer_dev);
void svision_mem(address_map &map);
void tvlink_mem(address_map &map);
required_device<cpu_device> m_maincpu;
required_device<svision_sound_device> m_sound;
required_device<generic_slot_device> m_cart;
required_shared_ptr<uint8_t> m_reg;
required_shared_ptr<uint8_t> m_videoram;
required_device<screen_device> m_screen;
required_ioport m_joy;
optional_ioport m_joy2;
required_device<palette_device> m_palette;
required_memory_bank m_bank1;
required_memory_bank m_bank2;
memory_region *m_cart_rom;
svision_t m_svision;
svision_pet_t m_pet;
tvlink_t m_tvlink;
bool m_dma_finished;
};
#endif // MAME_INCLUDES_SVISION_H
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