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/*************************************************************************
Driver for Midway T-unit games.
**************************************************************************/
#include "audio/williams.h"
#include "audio/dcs.h"
class midtunit_state : public driver_device
{
public:
enum
{
TIMER_DMA
};
midtunit_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_nvram(*this, "nvram"),
m_gfxrom(*this, "gfxrom"),
m_cvsd_sound(*this, "cvsd"),
m_adpcm_sound(*this, "adpcm") ,
m_maincpu(*this, "maincpu") { }
required_shared_ptr<UINT16> m_nvram;
required_memory_region m_gfxrom;
optional_device<williams_cvsd_sound_device> m_cvsd_sound;
optional_device<williams_adpcm_sound_device> m_adpcm_sound;
DECLARE_WRITE16_MEMBER(midtunit_cmos_enable_w);
DECLARE_WRITE16_MEMBER(midtunit_cmos_w);
DECLARE_READ16_MEMBER(midtunit_cmos_r);
DECLARE_READ16_MEMBER(midtunit_input_r);
DECLARE_READ16_MEMBER(midtunit_sound_state_r);
DECLARE_READ16_MEMBER(midtunit_sound_r);
DECLARE_WRITE16_MEMBER(midtunit_sound_w);
DECLARE_READ16_MEMBER(mk_prot_r);
DECLARE_WRITE16_MEMBER(mk_prot_w);
DECLARE_READ16_MEMBER(mkturbo_prot_r);
DECLARE_READ16_MEMBER(mk2_prot_const_r);
DECLARE_READ16_MEMBER(mk2_prot_r);
DECLARE_READ16_MEMBER(mk2_prot_shift_r);
DECLARE_WRITE16_MEMBER(mk2_prot_w);
DECLARE_READ16_MEMBER(nbajam_prot_r);
DECLARE_WRITE16_MEMBER(nbajam_prot_w);
DECLARE_WRITE16_MEMBER(jdredd_prot_w);
DECLARE_READ16_MEMBER(jdredd_prot_r);
DECLARE_READ16_MEMBER(jdredd_hack_r);
DECLARE_READ16_MEMBER(midtunit_gfxrom_r);
DECLARE_READ16_MEMBER(midwunit_gfxrom_r);
DECLARE_WRITE16_MEMBER(midtunit_vram_w);
DECLARE_WRITE16_MEMBER(midtunit_vram_data_w);
DECLARE_WRITE16_MEMBER(midtunit_vram_color_w);
DECLARE_READ16_MEMBER(midtunit_vram_r);
DECLARE_READ16_MEMBER(midtunit_vram_data_r);
DECLARE_READ16_MEMBER(midtunit_vram_color_r);
DECLARE_WRITE16_MEMBER(midtunit_control_w);
DECLARE_WRITE16_MEMBER(midwunit_control_w);
DECLARE_READ16_MEMBER(midwunit_control_r);
DECLARE_WRITE16_MEMBER(midtunit_paletteram_w);
DECLARE_WRITE16_MEMBER(midxunit_paletteram_w);
DECLARE_READ16_MEMBER(midxunit_paletteram_r);
DECLARE_READ16_MEMBER(midtunit_dma_r);
DECLARE_WRITE16_MEMBER(midtunit_dma_w);
DECLARE_DRIVER_INIT(mktunit);
DECLARE_DRIVER_INIT(mkturbo);
DECLARE_DRIVER_INIT(nbajamte);
DECLARE_DRIVER_INIT(nbajam);
DECLARE_DRIVER_INIT(jdreddp);
DECLARE_DRIVER_INIT(mk2);
DECLARE_MACHINE_RESET(midtunit);
DECLARE_VIDEO_START(midtunit);
required_device<cpu_device> m_maincpu;
void register_state_saving();
void init_tunit_generic(int sound);
void init_nbajam_common(int te_protection);
/* CMOS-related variables */
UINT8 cmos_write_enable;
/* sound-related variables */
UINT8 chip_type;
UINT8 fake_sound_state;
/* protection */
UINT8 mk_prot_index;
UINT16 mk2_prot_data;
const UINT32 *nbajam_prot_table;
UINT16 nbajam_prot_queue[5];
UINT8 nbajam_prot_index;
const UINT8 *jdredd_prot_table;
UINT8 jdredd_prot_index;
UINT8 jdredd_prot_max;
protected:
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
};
/*----------- defined in video/midtunit.c -----------*/
extern UINT8 midtunit_gfx_rom_large;
void midtunit_to_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg);
void midtunit_from_shiftreg(address_space &space, UINT32 address, UINT16 *shiftreg);
void midtunit_scanline_update(screen_device &screen, bitmap_ind16 &bitmap, int scanline, const tms34010_display_params *params);
void midxunit_scanline_update(screen_device &screen, bitmap_ind16 &bitmap, int scanline, const tms34010_display_params *params);
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