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path: root/src/mame/includes/midyunit.h
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/*************************************************************************

    Williams/Midway Y/Z-unit system

**************************************************************************/

#include "cpu/tms34010/tms34010.h"
#include "audio/williams.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),
		  m_narc_sound(*this, "narcsnd"),
		  m_cvsd_sound(*this, "cvsd"),
		  m_adpcm_sound(*this, "adpcm"),
		  m_gfx_rom(*this, "gfx_rom", 16) { }

	optional_device<williams_narc_sound_device> m_narc_sound;
	optional_device<williams_cvsd_sound_device> m_cvsd_sound;
	optional_device<williams_adpcm_sound_device> m_adpcm_sound;

	UINT16 *m_cmos_ram;
	UINT32 m_cmos_page;
	optional_shared_ptr<UINT8> m_gfx_rom;
	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;
	DECLARE_WRITE16_MEMBER(midyunit_cmos_w);
	DECLARE_READ16_MEMBER(midyunit_cmos_r);
	DECLARE_WRITE16_MEMBER(midyunit_cmos_enable_w);
	DECLARE_READ16_MEMBER(midyunit_protection_r);
	DECLARE_READ16_MEMBER(midyunit_input_r);
	DECLARE_WRITE16_MEMBER(midyunit_sound_w);
	DECLARE_READ16_MEMBER(term2_input_r);
	DECLARE_WRITE16_MEMBER(term2_sound_w);
	DECLARE_WRITE16_MEMBER(term2_hack_w);
	DECLARE_WRITE16_MEMBER(term2la3_hack_w);
	DECLARE_WRITE16_MEMBER(term2la2_hack_w);
	DECLARE_WRITE16_MEMBER(term2la1_hack_w);
	DECLARE_WRITE8_MEMBER(cvsd_protection_w);
	DECLARE_READ16_MEMBER(mkturbo_prot_r);
	DECLARE_READ16_MEMBER(midyunit_gfxrom_r);
	DECLARE_WRITE16_MEMBER(midyunit_vram_w);
	DECLARE_READ16_MEMBER(midyunit_vram_r);
	DECLARE_WRITE16_MEMBER(midyunit_control_w);
	DECLARE_WRITE16_MEMBER(midyunit_paletteram_w);
	DECLARE_READ16_MEMBER(midyunit_dma_r);
	DECLARE_WRITE16_MEMBER(midyunit_dma_w);
	DECLARE_CUSTOM_INPUT_MEMBER(narc_talkback_strobe_r);
	DECLARE_CUSTOM_INPUT_MEMBER(narc_talkback_data_r);
	DECLARE_CUSTOM_INPUT_MEMBER(adpcm_irq_state_r);
	DECLARE_WRITE8_MEMBER(yawdim_oki_bank_w);
	DECLARE_DRIVER_INIT(smashtv);
	DECLARE_DRIVER_INIT(strkforc);
	DECLARE_DRIVER_INIT(narc);
	DECLARE_DRIVER_INIT(term2);
	DECLARE_DRIVER_INIT(term2la1);
	DECLARE_DRIVER_INIT(term2la3);
	DECLARE_DRIVER_INIT(mkyunit);
	DECLARE_DRIVER_INIT(trog);
	DECLARE_DRIVER_INIT(totcarn);
	DECLARE_DRIVER_INIT(mkyawdim);
	DECLARE_DRIVER_INIT(shimpact);
	DECLARE_DRIVER_INIT(hiimpact);
	DECLARE_DRIVER_INIT(mkyturbo);
	DECLARE_DRIVER_INIT(term2la2);
	DECLARE_MACHINE_RESET(midyunit);
	DECLARE_VIDEO_START(midzunit);
	DECLARE_VIDEO_START(midyunit_4bit);
	DECLARE_VIDEO_START(midyunit_6bit);
	DECLARE_VIDEO_START(mkyawdim);
	DECLARE_VIDEO_START(common);
};
/*----------- defined in video/midyunit.c -----------*/
void midyunit_to_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg);
void midyunit_from_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg);
void midyunit_scanline_update(screen_device &screen, bitmap_ind16 &bitmap, int scanline, const tms34010_display_params *params);