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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
Commodore 64 CP/M cartridge emulation
**********************************************************************/
#pragma once
#ifndef __CPM__
#define __CPM__
#include "emu.h"
#include "cpu/z80/z80.h"
#include "exp.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> c64_cpm_cartridge_device
class c64_cpm_cartridge_device : public device_t,
public device_c64_expansion_card_interface
{
public:
// construction/destruction
c64_cpm_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const override;
// not really public
DECLARE_READ8_MEMBER( dma_r );
DECLARE_WRITE8_MEMBER( dma_w );
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// device_c64_expansion_card_interface overrides
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) override;
virtual int c64_game_r(offs_t offset, int sphi2, int ba, int rw) override;
private:
inline void update_signals();
required_device<cpu_device> m_maincpu;
int m_enabled;
int m_ba;
int m_reset;
};
// device type definition
extern const device_type C64_CPM;
#endif
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