mirror of
https://github.com/holub/mame
synced 2025-05-29 00:53:09 +03:00
101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/**********************************************************************
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Commodore 1700/1750/1764 RAM Expansion Unit emulation
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Copyright MESS Team.
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Visit http://mamedev.org for licensing and usage restrictions.
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**********************************************************************/
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#pragma once
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#ifndef __REU__
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#define __REU__
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#include "emu.h"
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#include "imagedev/cartslot.h"
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#include "machine/c64exp.h"
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#include "machine/mos8726.h"
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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// ======================> c64_reu_cartridge_device
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class c64_reu_cartridge_device : public device_t,
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public device_c64_expansion_card_interface
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{
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public:
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// construction/destruction
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c64_reu_cartridge_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, UINT32 variant, int jp1, size_t ram_size);
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// optional information overrides
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virtual const rom_entry *device_rom_region() const;
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virtual machine_config_constructor device_mconfig_additions() const;
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protected:
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enum
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{
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TYPE_1700,
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TYPE_1750,
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TYPE_1764
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};
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// device-level overrides
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virtual void device_start();
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virtual void device_reset();
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// device_c64_expansion_card_interface overrides
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virtual UINT8 c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2);
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virtual void c64_cd_w(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2);
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required_device<mos8726_device> m_dmac;
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int m_variant;
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int m_jp1;
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size_t m_ram_size;
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};
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// ======================> c64_reu1700_cartridge_device
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class c64_reu1700_cartridge_device : public c64_reu_cartridge_device
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{
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public:
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// construction/destruction
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c64_reu1700_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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};
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// ======================> c64_reu1750_cartridge_device
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class c64_reu1750_cartridge_device : public c64_reu_cartridge_device
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{
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public:
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// construction/destruction
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c64_reu1750_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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};
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// ======================> c64_reu1700_cartridge_device
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class c64_reu1764_cartridge_device : public c64_reu_cartridge_device
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{
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public:
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// construction/destruction
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c64_reu1764_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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};
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// device type definition
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extern const device_type C64_REU1700;
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extern const device_type C64_REU1750;
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extern const device_type C64_REU1764;
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#endif
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