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static const UINT16 dsp56k_bank00_size = 0x1000;
static const UINT16 dsp56k_bank01_size = 0x1000;
static const UINT16 dsp56k_bank02_size = 0x4000;
static const UINT16 dsp56k_shared_ram_16_size = 0x2000;
static const UINT16 dsp56k_bank04_size = 0x1fc0;
class polygonet_state : public driver_device
{
public:
polygonet_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_shared_ram(*this, "shared_ram"),
m_dsp56k_p_mirror(*this, "dsp56k_p_mirror"),
m_dsp56k_p_8000(*this, "dsp56k_p_8000"){ }
/* 68k-side shared ram */
required_shared_ptr<UINT32> m_shared_ram;
required_shared_ptr<UINT16> m_dsp56k_p_mirror;
required_shared_ptr<UINT16> m_dsp56k_p_8000;
int m_cur_sound_region;
direct_update_delegate m_dsp56k_update_handler;
/* TTL text plane stuff */
int m_ttl_gfx_index;
tilemap_t *m_ttl_tilemap;
tilemap_t *m_roz_tilemap;
UINT16 m_ttl_vram[0x800];
UINT16 m_roz_vram[0x800];
/* memory buffers */
UINT16 m_dsp56k_bank00_ram[2 * 8 * dsp56k_bank00_size]; /* 2 bank sets, 8 potential banks each */
UINT16 m_dsp56k_bank01_ram[2 * 8 * dsp56k_bank01_size];
UINT16 m_dsp56k_bank02_ram[2 * 8 * dsp56k_bank02_size];
UINT16 m_dsp56k_shared_ram_16[2 * 8 * dsp56k_shared_ram_16_size];
UINT16 m_dsp56k_bank04_ram[2 * 8 * dsp56k_bank04_size];
DECLARE_WRITE32_MEMBER(polygonet_eeprom_w);
DECLARE_READ32_MEMBER(ttl_rom_r);
DECLARE_READ32_MEMBER(psac_rom_r);
DECLARE_READ32_MEMBER(sound_r);
DECLARE_WRITE32_MEMBER(sound_w);
DECLARE_WRITE32_MEMBER(sound_irq_w);
DECLARE_READ32_MEMBER(dsp_host_interface_r);
DECLARE_WRITE32_MEMBER(shared_ram_write);
DECLARE_WRITE32_MEMBER(dsp_w_lines);
DECLARE_WRITE32_MEMBER(dsp_host_interface_w);
DECLARE_READ32_MEMBER(network_r);
DECLARE_WRITE32_MEMBER(plygonet_palette_w);
DECLARE_READ16_MEMBER(dsp56k_bootload_r);
DECLARE_READ16_MEMBER(dsp56k_ram_bank00_read);
DECLARE_WRITE16_MEMBER(dsp56k_ram_bank00_write);
DECLARE_READ16_MEMBER(dsp56k_ram_bank01_read);
DECLARE_WRITE16_MEMBER(dsp56k_ram_bank01_write);
DECLARE_READ16_MEMBER(dsp56k_ram_bank02_read);
DECLARE_WRITE16_MEMBER(dsp56k_ram_bank02_write);
DECLARE_READ16_MEMBER(dsp56k_shared_ram_read);
DECLARE_WRITE16_MEMBER(dsp56k_shared_ram_write);
DECLARE_READ16_MEMBER(dsp56k_ram_bank04_read);
DECLARE_WRITE16_MEMBER(dsp56k_ram_bank04_write);
DECLARE_WRITE8_MEMBER(sound_bankswitch_w);
DECLARE_READ32_MEMBER(polygonet_ttl_ram_r);
DECLARE_WRITE32_MEMBER(polygonet_ttl_ram_w);
DECLARE_READ32_MEMBER(polygonet_roz_ram_r);
DECLARE_WRITE32_MEMBER(polygonet_roz_ram_w);
DIRECT_UPDATE_MEMBER(plygonet_dsp56k_direct_handler);
DECLARE_READ32_MEMBER(polygonet_eeprom_r);
DECLARE_DRIVER_INIT(polygonet);
TILE_GET_INFO_MEMBER(ttl_get_tile_info);
TILE_GET_INFO_MEMBER(roz_get_tile_info);
TILEMAP_MAPPER_MEMBER(plygonet_scan);
TILEMAP_MAPPER_MEMBER(plygonet_scan_cols);
virtual void machine_start();
virtual void video_start();
};
/*----------- defined in video/plygonet.c -----------*/
SCREEN_UPDATE_IND16( polygonet );
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