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/*************************************************************************
SNK/Alpha 68000 based games
*************************************************************************/
class alpha68k_state : public driver_device
{
public:
alpha68k_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_shared_ram(*this, "shared_ram"),
m_spriteram(*this, "spriteram"),
m_videoram(*this, "videoram"),
m_paletteram(*this, "paletteram"){ }
/* memory pointers */
optional_shared_ptr<UINT16> m_shared_ram;
required_shared_ptr<UINT16> m_spriteram;
optional_shared_ptr<UINT16> m_videoram;
optional_shared_ptr<UINT16> m_paletteram;
/* video-related */
tilemap_t *m_fix_tilemap;
int m_bank_base;
int m_flipscreen;
int m_last_bank;
int m_buffer_28;
int m_buffer_60;
int m_buffer_68;
/* misc */
int m_invert_controls;
int m_microcontroller_id;
int m_coin_id;
unsigned m_trigstate;
unsigned m_deposits1;
unsigned m_deposits2;
unsigned m_credits;
unsigned m_coinvalue;
unsigned m_microcontroller_data;
int m_latch;
unsigned m_game_id; // see below
/* devices */
device_t *m_audiocpu;
UINT8 m_sound_nmi_mask;
UINT8 m_sound_pa_latch;
DECLARE_WRITE16_MEMBER(tnextspc_coin_counters_w);
DECLARE_WRITE16_MEMBER(tnextspc_unknown_w);
DECLARE_WRITE16_MEMBER(alpha_microcontroller_w);
DECLARE_READ16_MEMBER(kyros_dip_r);
DECLARE_READ16_MEMBER(control_1_r);
DECLARE_READ16_MEMBER(control_2_r);
DECLARE_READ16_MEMBER(control_2_V_r);
DECLARE_READ16_MEMBER(control_3_r);
DECLARE_READ16_MEMBER(control_4_r);
DECLARE_READ16_MEMBER(jongbou_inputs_r);
DECLARE_WRITE16_MEMBER(kyros_sound_w);
DECLARE_WRITE16_MEMBER(alpha68k_II_sound_w);
DECLARE_WRITE16_MEMBER(alpha68k_V_sound_w);
DECLARE_WRITE16_MEMBER(paddlema_soundlatch_w);
DECLARE_WRITE16_MEMBER(tnextspc_soundlatch_w);
DECLARE_READ16_MEMBER(kyros_alpha_trigger_r);
DECLARE_READ16_MEMBER(alpha_II_trigger_r);
DECLARE_READ16_MEMBER(alpha_V_trigger_r);
DECLARE_READ16_MEMBER(sound_cpu_r);
DECLARE_WRITE8_MEMBER(sound_bank_w);
DECLARE_WRITE8_MEMBER(porta_w);
DECLARE_WRITE16_MEMBER(alpha68k_paletteram_w);
DECLARE_WRITE16_MEMBER(alpha68k_videoram_w);
DECLARE_WRITE16_MEMBER(alpha68k_II_video_bank_w);
DECLARE_WRITE16_MEMBER(alpha68k_V_video_control_w);
DECLARE_DRIVER_INIT(paddlema);
DECLARE_DRIVER_INIT(btlfield);
DECLARE_DRIVER_INIT(jongbou);
DECLARE_DRIVER_INIT(goldmedl);
DECLARE_DRIVER_INIT(skyadvnt);
DECLARE_DRIVER_INIT(goldmedla);
DECLARE_DRIVER_INIT(gangwarsu);
DECLARE_DRIVER_INIT(gangwars);
DECLARE_DRIVER_INIT(tnextspc);
DECLARE_DRIVER_INIT(timesold1);
DECLARE_DRIVER_INIT(sbasebal);
DECLARE_DRIVER_INIT(skysoldr);
DECLARE_DRIVER_INIT(skyadvntu);
DECLARE_DRIVER_INIT(btlfieldb);
DECLARE_DRIVER_INIT(timesold);
DECLARE_DRIVER_INIT(kyros);
DECLARE_DRIVER_INIT(sstingry);
TILE_GET_INFO_MEMBER(get_tile_info);
};
/* game_id - used to deal with a few game specific situations */
enum
{
ALPHA68K_BTLFIELDB = 1, // used in alpha_II_trigger_r
ALPHA68K_JONGBOU, // used in kyros_alpha_trigger_r & kyros_draw_sprites
ALPHA68K_KYROS // used in kyros_draw_sprites
};
/*----------- defined in video/alpha68k.c -----------*/
PALETTE_INIT( kyros );
PALETTE_INIT( paddlem );
VIDEO_START( alpha68k );
SCREEN_UPDATE_IND16( kyros );
SCREEN_UPDATE_IND16( sstingry );
SCREEN_UPDATE_IND16( alpha68k_I );
SCREEN_UPDATE_IND16( alpha68k_II );
SCREEN_UPDATE_IND16( alpha68k_V );
SCREEN_UPDATE_IND16( alpha68k_V_sb );
void alpha68k_V_video_bank_w(running_machine &machine, int bank);
void alpha68k_flipscreen_w(running_machine &machine, int flip);
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