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// license:BSD-3-Clause
// copyright-holders:Luca Elia
/*************************************************************************
Yun Sung 8 Bit Games
*************************************************************************/
#include "machine/74157.h"
#include "sound/msm5205.h"
#include "emupal.h"
#include "tilemap.h"
class yunsung8_state : public driver_device
{
public:
yunsung8_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_msm(*this, "msm"),
m_adpcm_select(*this, "adpcm_select"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette")
{
}
void yunsung8(machine_config &config);
private:
/* video-related */
tilemap_t *m_bg_tilemap;
tilemap_t *m_fg_tilemap;
uint8_t *m_bg_vram;
uint8_t *m_fg_vram;
int m_layers_ctrl;
int m_videobank;
/* misc */
bool m_toggle;
/* devices */
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_audiocpu;
required_device<msm5205_device> m_msm;
required_device<ls157_device> m_adpcm_select;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
/* memory */
uint8_t m_videoram[0x4000];
void bankswitch_w(uint8_t data);
void main_irq_ack_w(uint8_t data);
void videobank_w(uint8_t data);
uint8_t videoram_r(offs_t offset);
void videoram_w(offs_t offset, uint8_t data);
void flipscreen_w(uint8_t data);
void sound_bankswitch_w(uint8_t data);
DECLARE_WRITE_LINE_MEMBER(adpcm_int);
TILE_GET_INFO_MEMBER(get_bg_tile_info);
TILE_GET_INFO_MEMBER(get_fg_tile_info);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void main_map(address_map &map);
void port_map(address_map &map);
void sound_map(address_map &map);
};
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