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Diffstat (limited to 'src/devices/bus/jakks_gamekey/rom.h')
-rw-r--r--src/devices/bus/jakks_gamekey/rom.h77
1 files changed, 77 insertions, 0 deletions
diff --git a/src/devices/bus/jakks_gamekey/rom.h b/src/devices/bus/jakks_gamekey/rom.h
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+++ b/src/devices/bus/jakks_gamekey/rom.h
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+// license:BSD-3-Clause
+// copyright-holders:David Haywood
+#ifndef MAME_BUS_JAKKS_GAMEKEY_ROM_H
+#define MAME_BUS_JAKKS_GAMEKEY_ROM_H
+
+#pragma once
+
+#include "slot.h"
+#include "machine/i2cmem.h"
+
+// ======================> jakks_gamekey_rom_plain_device
+
+class jakks_gamekey_rom_plain_device : public device_t,
+ public device_jakks_gamekey_interface
+{
+public:
+ // construction/destruction
+ jakks_gamekey_rom_plain_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+ // reading and writing
+ virtual DECLARE_READ16_MEMBER(read_cart) override;
+ virtual DECLARE_WRITE16_MEMBER(write_cart) override;
+
+ virtual uint8_t read_cart_seeprom(void) override { return 1; };
+ virtual DECLARE_WRITE16_MEMBER(write_cart_seeprom) override { };
+
+ virtual READ16_MEMBER(read_rom);
+ virtual WRITE16_MEMBER(write_rom);
+
+protected:
+ jakks_gamekey_rom_plain_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 { }
+};
+
+// ======================> jakks_gamekey_rom_i2c_base_device
+
+class jakks_gamekey_rom_i2c_base_device : public jakks_gamekey_rom_plain_device
+{
+public:
+ // construction/destruction
+ jakks_gamekey_rom_i2c_base_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+protected:
+ jakks_gamekey_rom_i2c_base_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
+
+ // reading and writing
+ virtual READ16_MEMBER(read_rom) override;
+ virtual WRITE16_MEMBER(write_rom) override;
+
+ optional_device<i2cmem_device> m_i2cmem;
+
+ virtual uint8_t read_cart_seeprom(void) override;
+ virtual DECLARE_WRITE16_MEMBER(write_cart_seeprom) override;
+};
+
+
+// ======================> jakks_gamekey_rom_i2c_24lc04_device
+
+class jakks_gamekey_rom_i2c_24lc04_device : public jakks_gamekey_rom_i2c_base_device
+{
+public:
+ // construction/destruction
+ jakks_gamekey_rom_i2c_24lc04_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+protected:
+ virtual void device_add_mconfig(machine_config &config) override;
+};
+
+// device type definition
+DECLARE_DEVICE_TYPE(JAKKS_GAMEKEY_ROM_PLAIN, jakks_gamekey_rom_plain_device)
+DECLARE_DEVICE_TYPE(JAKKS_GAMEKEY_ROM_I2C_BASE, jakks_gamekey_rom_i2c_base_device)
+DECLARE_DEVICE_TYPE(JAKKS_GAMEKEY_ROM_I2C_24LC04, jakks_gamekey_rom_i2c_24lc04_device)
+
+#endif // MAME_BUS_JAKKS_GAMEKEY_ROM_H