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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
#ifndef MAME_BUS_ASTROCADE_ROM_H
#define MAME_BUS_ASTROCADE_ROM_H
#pragma once
#include "slot.h"
#include "imagedev/cassette.h"
// ======================> astrocade_rom_device
class astrocade_rom_device : public device_t,
public device_astrocade_cart_interface
{
public:
// construction/destruction
astrocade_rom_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
// reading and writing
virtual uint8_t read_rom(offs_t offset) override;
protected:
astrocade_rom_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, const XTAL &clock);
// device-level overrides
virtual void device_start() override { }
virtual void device_reset() override { }
};
// ======================> astrocade_rom_256k_device
class astrocade_rom_256k_device : public astrocade_rom_device
{
public:
// construction/destruction
astrocade_rom_256k_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
// reading and writing
virtual uint8_t read_rom(offs_t offset) override;
private:
virtual void device_start() override;
virtual void device_reset() override;
uint8_t m_base_bank;
};
// ======================> astrocade_rom_512k_device
class astrocade_rom_512k_device : public astrocade_rom_device
{
public:
// construction/destruction
astrocade_rom_512k_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
// reading and writing
virtual uint8_t read_rom(offs_t offset) override;
private:
virtual void device_start() override;
virtual void device_reset() override;
uint8_t m_base_bank;
};
// ======================> astrocade_rom_cass_device
class astrocade_rom_cass_device : public astrocade_rom_device
{
public:
// construction/destruction
astrocade_rom_cass_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
// reading and writing
virtual uint8_t read_rom(offs_t offset) override;
private:
virtual void device_start() override { }
virtual void device_reset() override { }
virtual void device_add_mconfig(machine_config &config) override;
required_device<cassette_image_device> m_cassette;
};
// device type definition
DECLARE_DEVICE_TYPE(ASTROCADE_ROM_STD, astrocade_rom_device)
DECLARE_DEVICE_TYPE(ASTROCADE_ROM_256K, astrocade_rom_256k_device)
DECLARE_DEVICE_TYPE(ASTROCADE_ROM_512K, astrocade_rom_512k_device)
DECLARE_DEVICE_TYPE(ASTROCADE_ROM_CASS, astrocade_rom_cass_device)
#endif // MAME_BUS_ASTROCADE_ROM_H
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