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/***************************************************************************
Game Driver for Video System Mahjong series and Pipe Dream.
Driver by Takahiro Nogi <nogi@kt.rim.or.jp> 2001/02/04 -
and Bryan McPhail, Nicola Salmoria, Aaron Giles
***************************************************************************/
#include "sound/msm5205.h"
#include "video/vsystem_spr2.h"
class fromance_state : public driver_device
{
public:
fromance_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_spriteram(*this, "spriteram"),
m_spr_old(*this, "vsystem_spr_old"),
m_subcpu(*this, "sub"),
m_maincpu(*this, "maincpu"),
m_msm(*this, "msm") { }
/* memory pointers (used by pipedrm) */
optional_shared_ptr<UINT8> m_videoram;
optional_shared_ptr<UINT8> m_spriteram;
// UINT8 * m_paletteram; // currently this uses generic palette handling
optional_device<vsystem_spr2_device> m_spr_old; // only used by pipe dream, split this state up and clean things...
/* video-related */
tilemap_t *m_bg_tilemap;
tilemap_t *m_fg_tilemap;
UINT8 *m_local_videoram[2];
UINT8 *m_local_paletteram;
UINT8 m_selected_videoram;
UINT8 m_selected_paletteram;
UINT32 m_scrollx[2];
UINT32 m_scrolly[2];
UINT8 m_gfxreg;
UINT8 m_flipscreen;
UINT8 m_flipscreen_old;
UINT32 m_scrolly_ofs;
UINT32 m_scrollx_ofs;
UINT8 m_crtc_register;
UINT8 m_crtc_data[0x10];
emu_timer *m_crtc_timer;
/* misc */
UINT8 m_directionflag;
UINT8 m_commanddata;
UINT8 m_portselect;
UINT8 m_adpcm_reset;
UINT8 m_adpcm_data;
UINT8 m_vclk_left;
UINT8 m_pending_command;
UINT8 m_sound_command;
/* devices */
required_device<cpu_device> m_subcpu;
DECLARE_READ8_MEMBER(fromance_commanddata_r);
DECLARE_WRITE8_MEMBER(fromance_commanddata_w);
DECLARE_READ8_MEMBER(fromance_busycheck_main_r);
DECLARE_READ8_MEMBER(fromance_busycheck_sub_r);
DECLARE_WRITE8_MEMBER(fromance_busycheck_sub_w);
DECLARE_WRITE8_MEMBER(fromance_rombank_w);
DECLARE_WRITE8_MEMBER(fromance_adpcm_w);
DECLARE_WRITE8_MEMBER(fromance_portselect_w);
DECLARE_READ8_MEMBER(fromance_keymatrix_r);
DECLARE_WRITE8_MEMBER(fromance_coinctr_w);
DECLARE_WRITE8_MEMBER(fromance_gfxreg_w);
DECLARE_READ8_MEMBER(fromance_paletteram_r);
DECLARE_WRITE8_MEMBER(fromance_paletteram_w);
DECLARE_READ8_MEMBER(fromance_videoram_r);
DECLARE_WRITE8_MEMBER(fromance_videoram_w);
DECLARE_WRITE8_MEMBER(fromance_scroll_w);
DECLARE_WRITE8_MEMBER(fromance_crtc_data_w);
DECLARE_WRITE8_MEMBER(fromance_crtc_register_w);
DECLARE_WRITE8_MEMBER(fromance_adpcm_reset_w);
TILE_GET_INFO_MEMBER(get_fromance_bg_tile_info);
TILE_GET_INFO_MEMBER(get_fromance_fg_tile_info);
TILE_GET_INFO_MEMBER(get_nekkyoku_bg_tile_info);
TILE_GET_INFO_MEMBER(get_nekkyoku_fg_tile_info);
DECLARE_MACHINE_START(fromance);
DECLARE_MACHINE_RESET(fromance);
DECLARE_VIDEO_START(nekkyoku);
DECLARE_VIDEO_START(fromance);
DECLARE_VIDEO_START(pipedrm);
DECLARE_VIDEO_START(hatris);
UINT32 screen_update_fromance(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
UINT32 screen_update_pipedrm(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_CALLBACK_MEMBER(deferred_commanddata_w);
TIMER_CALLBACK_MEMBER(crtc_interrupt_gen);
inline void get_fromance_tile_info( tile_data &tileinfo, int tile_index, int layer );
inline void get_nekkyoku_tile_info( tile_data &tileinfo, int tile_index, int layer );
void init_common( );
DECLARE_WRITE_LINE_MEMBER(fromance_adpcm_int);
required_device<cpu_device> m_maincpu;
optional_device<msm5205_device> m_msm;
};
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