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/*************************************************************************
Atari GT hardware
*************************************************************************/
#include "machine/atarigen.h"
#define CRAM_ENTRIES 0x4000
#define TRAM_ENTRIES 0x4000
#define MRAM_ENTRIES 0x8000
#define ADDRSEQ_COUNT 4
class atarigt_state : public atarigen_state
{
public:
atarigt_state(const machine_config &mconfig, device_type type, const char *tag)
: atarigen_state(mconfig, type, tag),
m_colorram(*this, "colorram", 32),
m_mo_command(*this, "mo_command") { }
UINT8 m_is_primrage;
required_shared_ptr<UINT16> m_colorram;
bitmap_ind16 * m_pf_bitmap;
bitmap_ind16 * m_an_bitmap;
UINT8 m_playfield_tile_bank;
UINT8 m_playfield_color_bank;
UINT16 m_playfield_xscroll;
UINT16 m_playfield_yscroll;
UINT32 m_tram_checksum;
UINT32 m_expanded_mram[MRAM_ENTRIES * 3];
required_shared_ptr<UINT32> m_mo_command;
void (*m_protection_w)(address_space &space, offs_t offset, UINT16 data);
void (*m_protection_r)(address_space &space, offs_t offset, UINT16 *data);
UINT8 m_ignore_writes;
offs_t m_protaddr[ADDRSEQ_COUNT];
UINT8 m_protmode;
UINT16 m_protresult;
UINT8 m_protdata[0x800];
device_t * m_rle;
DECLARE_READ32_MEMBER(special_port2_r);
DECLARE_READ32_MEMBER(special_port3_r);
DECLARE_READ32_MEMBER(analog_port0_r);
DECLARE_READ32_MEMBER(analog_port1_r);
DECLARE_WRITE32_MEMBER(latch_w);
DECLARE_WRITE32_MEMBER(mo_command_w);
DECLARE_WRITE32_MEMBER(led_w);
DECLARE_READ32_MEMBER(sound_data_r);
DECLARE_WRITE32_MEMBER(sound_data_w);
DECLARE_READ32_MEMBER(colorram_protection_r);
DECLARE_WRITE32_MEMBER(colorram_protection_w);
DECLARE_WRITE32_MEMBER(tmek_pf_w);
void atarigt_colorram_w(offs_t address, UINT16 data, UINT16 mem_mask);
UINT16 atarigt_colorram_r(offs_t address);
DECLARE_DRIVER_INIT(primrage20);
DECLARE_DRIVER_INIT(primrage);
DECLARE_DRIVER_INIT(tmek);
TILE_GET_INFO_MEMBER(get_alpha_tile_info);
TILE_GET_INFO_MEMBER(get_playfield_tile_info);
TILEMAP_MAPPER_MEMBER(atarigt_playfield_scan);
DECLARE_MACHINE_START(atarigt);
DECLARE_MACHINE_RESET(atarigt);
DECLARE_VIDEO_START(atarigt);
UINT32 screen_update_atarigt(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
void screen_eof_atarigt(screen_device &screen, bool state);
};
/*----------- defined in video/atarigt.c -----------*/
void atarigt_scanline_update(screen_device &screen, int scanline);
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