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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
#ifndef __NES_KARASTUDIO_H
#define __NES_KARASTUDIO_H
#include "nxrom.h"
//-----------------------------------------
//
// Karaoke Studio Cartslot implementation
//
//-----------------------------------------
// ======================> kstudio_cart_interface
class kstudio_cart_interface : public device_slot_card_interface
{
public:
// construction/destruction
kstudio_cart_interface(const machine_config &mconfig, device_t &device);
virtual ~kstudio_cart_interface();
// reading and writing
virtual DECLARE_READ8_MEMBER(read);
UINT8 *get_cart_base() { return m_rom; }
void write_prg_bank(UINT8 bank) { m_bank = bank; }
protected:
// internal state
UINT8 *m_rom;
// ROM is accessed via two 16K banks, but only the first one can be switched
UINT8 m_bank;
};
// ======================> nes_kstudio_slot_device
class nes_kstudio_slot_device : public device_t,
public device_image_interface,
public device_slot_interface
{
public:
// construction/destruction
nes_kstudio_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual ~nes_kstudio_slot_device();
// device-level overrides
virtual void device_start() override;
virtual void device_config_complete() override { update_names(); }
// image-level overrides
virtual bool call_load() override;
virtual softlist_type get_softlist_type() const override { return softlist_type::ROM; }
virtual iodevice_t image_type() const override { return IO_CARTSLOT; }
virtual bool is_readable() const override { return 1; }
virtual bool is_writeable() const override { return 0; }
virtual bool is_creatable() const override { return 0; }
virtual bool must_be_loaded() const override { return 0; }
virtual bool is_reset_on_load() const override { return 1; }
virtual const char *image_interface() const override { return "ks_cart"; }
virtual const char *file_extensions() const override { return "bin"; }
// slot interface overrides
virtual std::string get_default_card_software() override;
virtual DECLARE_READ8_MEMBER(read);
void write_prg_bank(UINT8 bank) { if (m_cart) m_cart->write_prg_bank(bank); }
kstudio_cart_interface* m_cart;
};
// device type definition
extern const device_type NES_KSEXPANSION_SLOT;
#define MCFG_KSTUDIO_MINICART_ADD(_tag, _slot_intf) \
MCFG_DEVICE_ADD(_tag, NES_KSEXPANSION_SLOT, 0) \
MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, nullptr, false)
//-----------------------------------------------
//
// Karaoke Studio Expansion cart implementation
//
//-----------------------------------------------
// ======================> nes_kstudio_rom_device
class nes_kstudio_rom_device : public device_t,
public kstudio_cart_interface
{
public:
// construction/destruction
nes_kstudio_rom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual const rom_entry *device_rom_region() const override;
virtual UINT8* get_cart_base();
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
};
// device type definition
extern const device_type NES_KSEXPANSION_ROM;
//-------------------------------------------
//
// Karaoke Studio Base Cart implementation
//
//-------------------------------------------
// ======================> nes_karaokestudio_device
class nes_karaokestudio_device : public nes_nrom_device
{
public:
// construction/destruction
nes_karaokestudio_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// device-level overrides
virtual void device_start() override;
virtual ioport_constructor device_input_ports() const override;
virtual machine_config_constructor device_mconfig_additions() const override;
virtual DECLARE_READ8_MEMBER(read_m) override;
virtual DECLARE_READ8_MEMBER(read_h) override;
virtual DECLARE_WRITE8_MEMBER(write_h) override;
virtual void pcb_reset() override;
protected:
int m_exp_active;
required_device<nes_kstudio_slot_device> m_subslot;
required_ioport m_mic_ipt;
};
// device type definition
extern const device_type NES_KARAOKESTUDIO;
#endif
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