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#ifndef __SNS_SGB_H
#define __SNS_SGB_H
#include "machine/sns_slot.h"
#include "machine/sns_rom.h"
#include "machine/gb_slot.h"
// ======================> sns_rom_sgb_device
class sns_rom_sgb_device : public sns_rom_device
{
public:
// construction/destruction
sns_rom_sgb_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// device-level overrides
virtual void device_start();
virtual void device_reset();
virtual machine_config_constructor device_mconfig_additions() const;
// reading and writing
virtual DECLARE_READ8_MEMBER(read_l);
virtual DECLARE_READ8_MEMBER(read_h);
virtual DECLARE_READ8_MEMBER(chip_read);
virtual DECLARE_WRITE8_MEMBER(chip_write);
virtual DECLARE_READ8_MEMBER(gb_cart_r);
virtual DECLARE_WRITE8_MEMBER(gb_bank_w);
virtual DECLARE_READ8_MEMBER(gb_ram_r);
virtual DECLARE_WRITE8_MEMBER(gb_ram_w);
virtual DECLARE_WRITE8_MEMBER(gb_timer_callback);
required_device<cpu_device> m_gb_cpu;
required_device<gb_cart_slot_device> m_cartslot;
void lcd_render(UINT32 *source);
// ICD2 regs
UINT8 m_sgb_ly;
UINT8 m_sgb_row;
UINT8 m_vram;
UINT8 m_port;
UINT8 m_joy1, m_joy2, m_joy3, m_joy4;
UINT8 m_joy_pckt[16];
UINT16 m_vram_offs;
UINT8 m_mlt_req;
UINT32 m_lcd_buffer[4 * 160 * 8];
UINT16 m_lcd_output[320];
UINT16 m_lcd_row;
// input bits
int m_packetsize;
UINT8 m_packet_data[64][16];
};
// device type definition
extern const device_type SNS_LOROM_SUPERGB;
#endif
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