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/*************************************************************************
Williams/Midway Y/Z-unit system
**************************************************************************/
#include "cpu/tms34010/tms34010.h"
#include "machine/nvram.h"
/* protection data types */
struct protection_data
{
UINT16 reset_sequence[3];
UINT16 data_sequence[100];
};
struct dma_state_t
{
UINT32 offset; /* source offset, in bits */
INT32 rowbytes; /* source bytes to skip each row */
INT32 xpos; /* x position, clipped */
INT32 ypos; /* y position, clipped */
INT32 width; /* horizontal pixel count */
INT32 height; /* vertical pixel count */
UINT16 palette; /* palette base */
UINT16 color; /* current foreground color with palette */
};
class midyunit_state : public driver_device
{
public:
midyunit_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
UINT16 *m_cmos_ram;
UINT32 m_cmos_page;
UINT8 * m_gfx_rom;
size_t m_gfx_rom_size;
UINT16 m_prot_result;
UINT16 m_prot_sequence[3];
UINT8 m_prot_index;
UINT8 m_term2_analog_select;
const struct protection_data *m_prot_data;
UINT8 m_cmos_w_enable;
UINT8 m_chip_type;
UINT16 *m_t2_hack_mem;
UINT8 *m_cvsd_protection_base;
UINT8 m_autoerase_enable;
UINT32 m_palette_mask;
pen_t * m_pen_map;
UINT16 * m_local_videoram;
UINT8 m_videobank_select;
UINT8 m_yawdim_dma;
UINT16 m_dma_register[16];
dma_state_t m_dma_state;
};
/*----------- defined in machine/midyunit.c -----------*/
WRITE16_HANDLER( midyunit_cmos_w );
READ16_HANDLER( midyunit_cmos_r );
WRITE16_HANDLER( midyunit_cmos_enable_w );
READ16_HANDLER( midyunit_protection_r );
READ16_HANDLER( midyunit_input_r );
DRIVER_INIT( narc );
DRIVER_INIT( trog );
DRIVER_INIT( smashtv );
DRIVER_INIT( hiimpact );
DRIVER_INIT( shimpact );
DRIVER_INIT( strkforc );
DRIVER_INIT( mkyunit );
DRIVER_INIT( mkyturbo );
DRIVER_INIT( mkyawdim );
DRIVER_INIT( term2 );
DRIVER_INIT( term2la3 );
DRIVER_INIT( term2la2 );
DRIVER_INIT( term2la1 );
DRIVER_INIT( totcarn );
MACHINE_RESET( midyunit );
WRITE16_HANDLER( midyunit_sound_w );
/*----------- defined in video/midyunit.c -----------*/
VIDEO_START( midyunit_4bit );
VIDEO_START( midyunit_6bit );
VIDEO_START( mkyawdim );
VIDEO_START( midzunit );
READ16_HANDLER( midyunit_gfxrom_r );
WRITE16_HANDLER( midyunit_vram_w );
READ16_HANDLER( midyunit_vram_r );
void midyunit_to_shiftreg(address_space *space, UINT32 address, UINT16 *shiftreg);
void midyunit_from_shiftreg(address_space *space, UINT32 address, UINT16 *shiftreg);
WRITE16_HANDLER( midyunit_control_w );
WRITE16_HANDLER( midyunit_paletteram_w );
READ16_HANDLER( midyunit_dma_r );
WRITE16_HANDLER( midyunit_dma_w );
void midyunit_scanline_update(screen_device &screen, bitmap_t *bitmap, int scanline, const tms34010_display_params *params);
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