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/*************************************************************************
Irem M92 hardware
*************************************************************************/
#include "video/bufsprite.h"
struct pf_layer_info
{
tilemap_t * tmap;
tilemap_t * wide_tmap;
UINT16 vram_base;
UINT16 control[4];
};
class m92_state : public driver_device
{
public:
m92_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_spriteram(*this, "spriteram") { }
UINT16 m_sound_status;
UINT8 m_irq_vectorbase;
UINT32 m_raster_irq_position;
UINT16 *m_vram_data;
UINT16 m_videocontrol;
UINT16 *m_spritecontrol;
UINT8 m_sprite_buffer_busy;
UINT8 m_game_kludge;
pf_layer_info m_pf_layer[3];
UINT16 m_pf_master_control[4];
INT32 m_sprite_list;
UINT8 m_palette_bank;
required_device<buffered_spriteram16_device> m_spriteram;
};
/*----------- defined in drivers/m92.c -----------*/
extern void m92_sprite_interrupt(running_machine &machine);
/*----------- defined in video/m92.c -----------*/
WRITE16_HANDLER( m92_spritecontrol_w );
WRITE16_HANDLER( m92_videocontrol_w );
READ16_HANDLER( m92_paletteram_r );
WRITE16_HANDLER( m92_paletteram_w );
WRITE16_HANDLER( m92_vram_w );
WRITE16_HANDLER( m92_pf1_control_w );
WRITE16_HANDLER( m92_pf2_control_w );
WRITE16_HANDLER( m92_pf3_control_w );
WRITE16_HANDLER( m92_master_control_w );
VIDEO_START( m92 );
SCREEN_UPDATE_IND16( m92 );
VIDEO_START( ppan );
SCREEN_UPDATE_IND16( ppan );
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