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diff --git a/src/mame/includes/a2600.h b/src/mame/includes/a2600.h
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--- a/src/mame/includes/a2600.h
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@@ -1,110 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Nathan Woods, Wilbert Pol, David Shah
-/*****************************************************************************
-
- a2600.h
-
- Atari 2600
-
- ****************************************************************************/
-
-#ifndef MAME_INCLUDES_A2600_H
-#define MAME_INCLUDES_A2600_H
-
-#pragma once
-
-#include "bus/vcs/compumat.h"
-#include "bus/vcs/dpc.h"
-#include "bus/vcs/harmony_melody.h"
-#include "bus/vcs/rom.h"
-#include "bus/vcs/scharger.h"
-#include "bus/vcs/vcs_slot.h"
-#include "bus/vcs_ctrl/ctrl.h"
-#include "cpu/m6502/m6507.h"
-#include "sound/tiaintf.h"
-#include "video/tia.h"
-
-#define USE_NEW_RIOT 0
-
-#if USE_NEW_RIOT
-#include "machine/mos6530n.h"
-#else
-#include "machine/6532riot.h"
-#endif
-
-#define CONTROL1_TAG "joyport1"
-#define CONTROL2_TAG "joyport2"
-
-
-class a2600_base_state : public driver_device
-{
-protected:
- a2600_base_state(const machine_config &mconfig, device_type type, const char *tag) :
- driver_device(mconfig, type, tag),
- m_riot_ram(*this, "riot_ram"),
- m_tia(*this, "tia_video"),
- m_maincpu(*this, "maincpu"),
- m_riot(*this, "riot"),
- m_joy1(*this, CONTROL1_TAG),
- m_joy2(*this, CONTROL2_TAG),
- m_screen(*this, "screen")
- { }
-
- virtual void machine_start() override;
-
- void switch_A_w(uint8_t data);
- uint8_t switch_A_r();
- void switch_B_w(uint8_t data);
- DECLARE_WRITE_LINE_MEMBER(irq_callback);
- uint16_t a2600_read_input_port(offs_t offset);
- uint8_t a2600_get_databus_contents(offs_t offset);
- void a2600_tia_vsync_callback(uint16_t data);
- void a2600_tia_vsync_callback_pal(uint16_t data);
-
- void a2600_mem(address_map &map);
-
- required_shared_ptr<uint8_t> m_riot_ram;
- required_device<tia_video_device> m_tia;
- required_device<m6507_device> m_maincpu;
-#if USE_NEW_RIOT
- required_device<mos6532_new_device> m_riot;
-#else
- required_device<riot6532_device> m_riot;
-#endif
- required_device<vcs_control_port_device> m_joy1;
- required_device<vcs_control_port_device> m_joy2;
- required_device<screen_device> m_screen;
-
-private:
- uint16_t m_current_screen_height;
-};
-
-
-class a2600_state : public a2600_base_state
-{
-public:
- a2600_state(const machine_config &mconfig, device_type type, const char *tag) :
- a2600_base_state(mconfig, type, tag),
- m_cart(*this, "cartslot")
- { }
-
- void a2600(machine_config &config);
- void a2600p(machine_config &config);
-
-protected:
- virtual void machine_start() override;
-
- void cart_over_tia_w(address_space &space, offs_t offset, uint8_t data);
- // investigate how the carts mapped here (Mapper JVP) interact with the RIOT device
- uint8_t cart_over_riot_r(address_space &space, offs_t offset);
- void cart_over_riot_w(address_space &space, offs_t offset, uint8_t data);
- uint8_t cart_over_all_r(address_space &space, offs_t offset);
- void cart_over_all_w(address_space &space, offs_t offset, uint8_t data);
-
- void a2600_cartslot(machine_config &config);
-
-private:
- required_device<vcs_cart_slot_device> m_cart;
-};
-
-#endif // MAME_INCLUDES_A2600_H