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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
#ifndef MAME_BUS_ODYSSEY2_ROM_H
#define MAME_BUS_ODYSSEY2_ROM_H
#pragma once
#include "slot.h"
// ======================> o2_rom_device
class o2_rom_device : public device_t,
public device_o2_cart_interface
{
public:
// construction/destruction
o2_rom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// reading and writing
virtual DECLARE_READ8_MEMBER(read_rom04) override;
virtual DECLARE_READ8_MEMBER(read_rom0c) override;
virtual void write_bank(int bank) override;
protected:
o2_rom_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
int m_bank_base;
};
// ======================> o2_rom12_device
class o2_rom12_device : public o2_rom_device
{
public:
// construction/destruction
o2_rom12_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// reading and writing
virtual DECLARE_READ8_MEMBER(read_rom04) override;
virtual DECLARE_READ8_MEMBER(read_rom0c) override;
};
// ======================> o2_rom16_device
class o2_rom16_device : public o2_rom_device
{
public:
// construction/destruction
o2_rom16_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// reading and writing
virtual DECLARE_READ8_MEMBER(read_rom04) override;
virtual DECLARE_READ8_MEMBER(read_rom0c) override;
};
// device type definition
DECLARE_DEVICE_TYPE(O2_ROM_STD, o2_rom_device)
DECLARE_DEVICE_TYPE(O2_ROM_12K, o2_rom12_device)
DECLARE_DEVICE_TYPE(O2_ROM_16K, o2_rom16_device)
#endif // MAME_BUS_ODYSSEY2_ROM_H
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