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// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/*************************************************************************
Atari GT hardware
*************************************************************************/
#include "audio/cage.h"
#include "machine/adc0808.h"
#include "machine/atarigen.h"
#include "machine/timer.h"
#include "video/atarirle.h"
#include "emupal.h"
#include "tilemap.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_palette(*this, "palette"),
m_colorram(*this, "colorram", 0x80000, ENDIANNESS_BIG),
m_adc(*this, "adc"),
m_playfield_tilemap(*this, "playfield"),
m_alpha_tilemap(*this, "alpha"),
m_rle(*this, "rle"),
m_service_io(*this, "SERVICE"),
m_coin_io(*this, "COIN"),
m_fake_io(*this, "FAKE"),
m_mo_command(*this, "mo_command"),
m_cage(*this, "cage")
{ }
void atarigt(machine_config &config);
void tmek(machine_config &config);
void primrage20(machine_config &config);
void primrage(machine_config &config);
void init_primrage();
void init_tmek();
protected:
virtual void machine_start() override;
virtual void video_start() override;
private:
bool m_is_primrage;
required_device<palette_device> m_palette;
memory_share_creator<uint16_t> m_colorram;
optional_device<adc0808_device> m_adc;
required_device<tilemap_device> m_playfield_tilemap;
required_device<tilemap_device> m_alpha_tilemap;
required_device<atari_rle_objects_device> m_rle;
optional_ioport m_service_io;
optional_ioport m_coin_io;
optional_ioport m_fake_io;
bool m_scanline_int_state;
bool m_video_int_state;
bitmap_ind16 m_pf_bitmap;
bitmap_ind16 m_an_bitmap;
uint8_t m_playfield_tile_bank;
uint8_t m_playfield_color_bank;
uint16_t m_playfield_xscroll;
uint16_t m_playfield_yscroll;
uint32_t m_tram_checksum;
required_shared_ptr<uint32_t> m_mo_command;
required_device<atari_cage_device> m_cage;
void (atarigt_state::*m_protection_w)(address_space &space, offs_t offset, uint16_t data);
void (atarigt_state::*m_protection_r)(address_space &space, offs_t offset, uint16_t *data);
bool m_ignore_writes;
offs_t m_protaddr[ADDRSEQ_COUNT];
uint8_t m_protmode;
uint16_t m_protresult;
std::unique_ptr<uint8_t[]> m_protdata;
INTERRUPT_GEN_MEMBER(scanline_int_gen);
DECLARE_WRITE_LINE_MEMBER(video_int_write_line);
void scanline_int_ack_w(uint32_t data = 0);
void video_int_ack_w(uint32_t data = 0);
TIMER_DEVICE_CALLBACK_MEMBER(scanline_update);
uint32_t special_port2_r();
uint32_t special_port3_r();
uint8_t analog_port_r(offs_t offset);
void latch_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
void mo_command_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
void led_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
uint32_t sound_data_r(offs_t offset, uint32_t mem_mask = ~0);
void sound_data_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
uint32_t colorram_protection_r(address_space &space, offs_t offset, uint32_t mem_mask = ~0);
void colorram_protection_w(address_space &space, offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
void tmek_pf_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
void cage_irq_callback(uint8_t data);
void colorram_w(offs_t address, uint16_t data, uint16_t mem_mask);
uint16_t colorram_r(offs_t address);
TILE_GET_INFO_MEMBER(get_alpha_tile_info);
TILE_GET_INFO_MEMBER(get_playfield_tile_info);
TILEMAP_MAPPER_MEMBER(playfield_scan);
uint32_t screen_update_atarigt(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
void main_map(address_map &map);
void tmek_update_mode(offs_t offset);
void tmek_protection_w(address_space &space, offs_t offset, uint16_t data);
void tmek_protection_r(address_space &space, offs_t offset, uint16_t *data);
void primrage_update_mode(offs_t offset);
void primrage_protection_w(address_space &space, offs_t offset, uint16_t data);
void primrage_protection_r(address_space &space, offs_t offset, uint16_t *data);
void compute_fake_pots(int *pots);
};
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