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// license:BSD-3-Clause
// copyright-holders:hap
/**********************************************************************
Videopac 31/40 cartridge emulation
**********************************************************************/
#ifndef MAME_BUS_ODYSSEY2_4IN1_H
#define MAME_BUS_ODYSSEY2_4IN1_H
#pragma once
#include "slot.h"
// ======================> o2_4in1_device
class o2_4in1_device : public device_t,
public device_o2_cart_interface
{
public:
// construction/destruction
o2_4in1_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
virtual void cart_init() override;
virtual u8 read_rom04(offs_t offset) override { return m_rom[offset + 0x400]; }
virtual u8 read_rom0c(offs_t offset) override { return m_rom[offset + 0xc00]; }
virtual void write_p1(u8 data) override { m_control = data; }
virtual void write_p2(u8 data) override { m_bank = data; }
virtual u8 io_read(offs_t offset) override;
private:
u8 m_control = 0;
u8 m_bank = 0;
};
// device type definition
DECLARE_DEVICE_TYPE(O2_ROM_4IN1, o2_4in1_device)
#endif // MAME_BUS_ODYSSEY2_4IN1_H
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