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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);
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