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/*************************************************************************
Atari "Stella on Steroids" hardware
*************************************************************************/
#include "machine/atarigen.h"
#include "cpu/asap/asap.h"
#include "audio/atarijsa.h"
class beathead_state : public atarigen_state
{
public:
beathead_state(running_machine &machine, const driver_device_config_base &config)
: atarigen_state(machine, config),
m_maincpu(*this, "maincpu"),
m_nvram(*this, "nvram") { }
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
virtual bool video_update(screen_device &screen, bitmap_t &bitmap, const rectangle &cliprect);
required_device<asap_device> m_maincpu;
required_shared_ptr<UINT32> m_nvram;
UINT32 * m_videoram;
UINT32 * m_paletteram;
UINT32 * m_vram_bulk_latch;
UINT32 * m_palette_select;
UINT32 m_finescroll;
offs_t m_vram_latch_offset;
offs_t m_hsyncram_offset;
offs_t m_hsyncram_start;
UINT8 m_hsyncram[0x800];
UINT32 * m_ram_base;
UINT32 * m_rom_base;
double m_hblank_offset;
UINT8 m_irq_line_state;
UINT8 m_irq_enable[3];
UINT8 m_irq_state[3];
UINT8 m_eeprom_enabled;
UINT32 * m_speedup_data;
UINT32 * m_movie_speedup_data;
// in drivers/beathead.c
void update_interrupts();
DECLARE_WRITE32_MEMBER( interrupt_control_w );
DECLARE_READ32_MEMBER( interrupt_control_r );
DECLARE_WRITE32_MEMBER( eeprom_data_w );
DECLARE_WRITE32_MEMBER( eeprom_enable_w );
DECLARE_READ32_MEMBER( input_2_r );
DECLARE_READ32_MEMBER( sound_data_r );
DECLARE_WRITE32_MEMBER( sound_data_w );
DECLARE_WRITE32_MEMBER( sound_reset_w );
DECLARE_WRITE32_MEMBER( coin_count_w );
DECLARE_READ32_MEMBER( speedup_r );
DECLARE_READ32_MEMBER( movie_speedup_r );
// in video/beathead.c
DECLARE_WRITE32_MEMBER( vram_transparent_w );
DECLARE_WRITE32_MEMBER( vram_bulk_w );
DECLARE_WRITE32_MEMBER( vram_latch_w );
DECLARE_WRITE32_MEMBER( vram_copy_w );
DECLARE_WRITE32_MEMBER( finescroll_w );
DECLARE_WRITE32_MEMBER( palette_w );
DECLARE_READ32_MEMBER( hsync_ram_r );
DECLARE_WRITE32_MEMBER( hsync_ram_w );
};
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