// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/*************************************************************************
Atari G42 hardware
*************************************************************************/
#include "machine/atarigen.h"
#include "audio/atarijsa.h"
#include "cpu/m68000/m68000.h"
#include "machine/asic65.h"
class atarig42_state : public atarigen_state
{
public:
atarig42_state(const machine_config &mconfig, device_type type, const char *tag)
: atarigen_state(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_jsa(*this, "jsa"),
m_playfield_tilemap(*this, "playfield"),
m_alpha_tilemap(*this, "alpha"),
m_rle(*this, "rle"),
m_asic65(*this, "asic65"),
m_mo_command(*this, "mo_command") { }
required_device<cpu_device> m_maincpu;
required_device<atari_jsa_iii_device> m_jsa;
required_device<tilemap_device> m_playfield_tilemap;
required_device<tilemap_device> m_alpha_tilemap;
required_device<atari_rle_objects_device> m_rle;
required_device<asic65_device> m_asic65;
UINT16 m_playfield_base;
UINT16 m_current_control;
UINT8 m_playfield_tile_bank;
UINT8 m_playfield_color_bank;
UINT16 m_playfield_xscroll;
UINT16 m_playfield_yscroll;
UINT8 m_analog_data;
required_shared_ptr<UINT16> m_mo_command;
int m_sloop_bank;
int m_sloop_next_bank;
int m_sloop_offset;
int m_sloop_state;
UINT16 * m_sloop_base;
UINT32 m_last_accesses[8];
virtual void update_interrupts() override;
virtual void scanline_update(screen_device &screen, int scanline) override;
DECLARE_READ16_MEMBER(special_port2_r);
DECLARE_WRITE16_MEMBER(a2d_select_w);
DECLARE_READ16_MEMBER(a2d_data_r);
DECLARE_WRITE16_MEMBER(io_latch_w);
DECLARE_WRITE16_MEMBER(mo_command_w);
DECLARE_READ16_MEMBER(roadriot_sloop_data_r);
DECLARE_WRITE16_MEMBER(roadriot_sloop_data_w);
DECLARE_READ16_MEMBER(guardians_sloop_data_r);
DECLARE_WRITE16_MEMBER(guardians_sloop_data_w);
void roadriot_sloop_tweak(int offset);
void guardians_sloop_tweak(int offset);
DECLARE_DRIVER_INIT(roadriot);
DECLARE_DRIVER_INIT(guardian);
TILE_GET_INFO_MEMBER(get_alpha_tile_info);
TILE_GET_INFO_MEMBER(get_playfield_tile_info);
TILEMAP_MAPPER_MEMBER(atarig42_playfield_scan);
DECLARE_MACHINE_START(atarig42);
DECLARE_MACHINE_RESET(atarig42);
DECLARE_VIDEO_START(atarig42);
UINT32 screen_update_atarig42(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};