1 files changed, 86 insertions, 0 deletions
diff --git a/src/devices/bus/gamate/rom.h b/src/devices/bus/gamate/rom.h
new file mode 100644
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+++ b/src/devices/bus/gamate/rom.h
@@ -0,0 +1,86 @@
+// license:BSD-3-Clause
+// copyright-holders:David Haywood
+#ifndef MAME_BUS_GAMATE_ROM_H
+#define MAME_BUS_GAMATE_ROM_H
+
+#pragma once
+
+#include "slot.h"
+#include "gamate_protection.h"
+
+// ======================> gamate_rom_plain_device
+
+class gamate_rom_plain_device : public device_t,
+						public device_gamate_cart_interface
+{
+public:
+	// construction/destruction
+	gamate_rom_plain_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+	// reading and writing
+	virtual DECLARE_READ8_MEMBER(read_cart) override;
+	virtual DECLARE_WRITE8_MEMBER(write_cart) override;
+	virtual READ8_MEMBER(read_rom);
+	virtual WRITE8_MEMBER(write_rom);
+
+protected:
+	gamate_rom_plain_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
+
+	virtual void device_add_mconfig(machine_config &config) override;
+
+	// device-level overrides
+	virtual void device_start() override { }
+	virtual void device_reset() override { }
+
+	optional_device<gamate_protection_device> m_protection;
+};
+
+// ======================> gamate_rom_banked_device
+
+class gamate_rom_banked_device : public gamate_rom_plain_device
+{
+public:
+	// construction/destruction
+	gamate_rom_banked_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+protected:
+	gamate_rom_banked_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
+
+	// reading and writing
+	virtual READ8_MEMBER(read_rom) override;
+	virtual WRITE8_MEMBER(write_rom) override;
+
+protected:
+	virtual void device_start() override;
+	virtual void device_reset() override;
+
+	int m_bank;
+};
+
+
+// ======================> gamate_rom_4in1_device
+
+class gamate_rom_4in1_device : public gamate_rom_banked_device
+{
+public:
+	// construction/destruction
+	gamate_rom_4in1_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+	// reading and writing
+	virtual READ8_MEMBER(read_rom) override;
+	virtual WRITE8_MEMBER(write_rom) override;
+
+protected:
+	virtual void device_start() override;
+	virtual void device_reset() override;
+
+private:
+	int m_multibank;
+};
+
+// device type definition
+DECLARE_DEVICE_TYPE(GAMATE_ROM_PLAIN,       gamate_rom_plain_device)
+DECLARE_DEVICE_TYPE(GAMATE_ROM_BANKED,      gamate_rom_banked_device)
+DECLARE_DEVICE_TYPE(GAMATE_ROM_4IN1,        gamate_rom_4in1_device)
+
+#endif // MAME_BUS_GAMATE_ROM_H