// license:BSD-3-Clause
// copyright-holders:Zsolt Vasvari, Aaron Giles
/*************************************************************************
Atari Tetris hardware
*************************************************************************/
#include "includes/slapstic.h"
#include "screen.h"
class atetris_state : public driver_device
{
public:
atetris_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_gfxdecode(*this, "gfxdecode"),
m_screen(*this, "screen"),
m_slapstic_device(*this, "slapstic"),
m_nvram(*this, "nvram") ,
m_videoram(*this, "videoram")
{ }
void atetris(machine_config &config);
void atetrisb2(machine_config &config);
void atetrisb3(machine_config &config);
void init_atetris();
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
private:
required_device<cpu_device> m_maincpu;
required_device<gfxdecode_device> m_gfxdecode;
required_device<screen_device> m_screen;
optional_device<atari_slapstic_device> m_slapstic_device;
required_shared_ptr<uint8_t> m_nvram;
required_shared_ptr<uint8_t> m_videoram;
uint8_t *m_slapstic_source;
uint8_t *m_slapstic_base;
uint8_t m_current_bank;
uint8_t m_nvram_write_enable;
emu_timer *m_interrupt_timer;
tilemap_t *m_bg_tilemap;
DECLARE_WRITE8_MEMBER(irq_ack_w);
DECLARE_READ8_MEMBER(slapstic_r);
DECLARE_WRITE8_MEMBER(coincount_w);
DECLARE_WRITE8_MEMBER(nvram_w);
DECLARE_WRITE8_MEMBER(nvram_enable_w);
DECLARE_WRITE8_MEMBER(videoram_w);
TILE_GET_INFO_MEMBER(get_tile_info);
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_CALLBACK_MEMBER(interrupt_gen);
void reset_bank();
void atetrisb2_map(address_map &map);
void atetrisb3_map(address_map &map);
void main_map(address_map &map);
};