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// license:BSD-3-Clause
// copyright-holders:Bryan McPhail
/*************************************************************************
Karnov - Wonder Planet - Chelnov
*************************************************************************/
#include "cpu/mcs51/mcs51.h"
#include "machine/gen_latch.h"
#include "video/bufsprite.h"
#include "video/deckarn.h"
#include "video/decrmc3.h"
#include "tilemap.h"
class karnov_state : public driver_device
{
public:
karnov_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_audiocpu(*this, "audiocpu"),
m_mcu(*this, "mcu"),
m_screen(*this, "screen"),
m_spriteram(*this, "spriteram") ,
m_spritegen(*this, "spritegen"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_soundlatch(*this, "soundlatch"),
m_ram(*this, "ram"),
m_videoram(*this, "videoram"),
m_pf_data(*this, "pf_data"),
m_scroll(*this, "scroll") { }
/* devices */
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_audiocpu;
optional_device<mcs51_cpu_device> m_mcu;
required_device<screen_device> m_screen;
required_device<buffered_spriteram16_device> m_spriteram;
required_device<deco_karnovsprites_device> m_spritegen;
required_device<gfxdecode_device> m_gfxdecode;
required_device<deco_rmc3_device> m_palette;
required_device<generic_latch_8_device> m_soundlatch;
/* memory pointers */
required_shared_ptr<uint16_t> m_ram;
required_shared_ptr<uint16_t> m_videoram;
required_shared_ptr<uint16_t> m_pf_data;
required_shared_ptr<uint16_t> m_scroll;
/* video-related */
tilemap_t *m_bg_tilemap;
tilemap_t *m_fix_tilemap;
/* misc */
uint16_t m_i8751_return;
uint16_t m_i8751_needs_ack;
uint16_t m_i8751_coin_pending;
uint16_t m_i8751_command_queue;
int m_latch;
u16 wndrplnt_mcu_r();
void wndrplnt_mcu_w(u16 data);
void wndrplnt_mcu_ack_w(u16 data);
void wndrplnt_mcu_reset_w(u16 data);
void vint_ack_w(u16 data);
void videoram_w(offs_t offset, u16 data, u16 mem_mask = ~0);
void playfield_w(offs_t offset, u16 data, u16 mem_mask = ~0);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
TILE_GET_INFO_MEMBER(get_fix_tile_info);
DECLARE_VIDEO_START(karnov);
DECLARE_VIDEO_START(wndrplnt);
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_WRITE_LINE_MEMBER(wndrplnt_mcusim_vbint_w);
void vbint_w(int state);
void chelnovjbl(machine_config &config);
void karnov(machine_config &config);
void wndrplnt(machine_config &config);
void karnovjbl(machine_config &config);
void base_sound_map(address_map &map);
void chelnovjbl_mcu_map(address_map &map);
void chelnovjbl_mcu_io_map(address_map &map);
void karnov_map(address_map &map);
void karnovjbl_map(address_map &map);
void wndrplnt_map(address_map &map);
void karnov_sound_map(address_map &map);
void karnovjbl_sound_map(address_map &map);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
// protection mcu
void mcu_coin_irq(int state);
void mcu_ack_w(uint16_t data);
uint16_t mcu_r();
void mcu_w(uint16_t data);
void mcu_p2_w(uint8_t data);
// protection mcu (bootleg specific)
uint8_t mcu_data_l_r();
void mcu_data_l_w(uint8_t data);
uint8_t mcu_data_h_r();
void mcu_data_h_w(uint8_t data);
void mcubl_p1_w(uint8_t data);
uint8_t m_mcu_p0;
uint8_t m_mcu_p1;
uint8_t m_mcu_p2;
uint16_t m_mcu_to_maincpu;
uint16_t m_maincpu_to_mcu;
bool m_coin_state;
};
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