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// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
/*********************************************************************
kc.h
KC85_2/3/4/5 expansion slot emulation
*********************************************************************/
#ifndef MAME_BUS_KC_KC_H
#define MAME_BUS_KC_KC_H
#pragma once
#include "imagedev/cartrom.h"
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
// ======================> device_kcexp_interface
class device_kcexp_interface : public device_interface
{
public:
// construction/destruction
virtual ~device_kcexp_interface();
// reading and writing
virtual uint8_t module_id_r() { return 0xff; }
virtual void control_w(uint8_t data) { }
virtual void read(offs_t offset, uint8_t &data) { }
virtual void write(offs_t offset, uint8_t data) { }
virtual void io_read(offs_t offset, uint8_t &data) { }
virtual void io_write(offs_t offset, uint8_t data) { }
virtual uint8_t* get_cart_base() { return nullptr; }
virtual DECLARE_WRITE_LINE_MEMBER( mei_w ) { }
protected:
device_kcexp_interface(const machine_config &mconfig, device_t &device);
};
// ======================> kcexp_slot_device
class kcexp_slot_device : public device_t, public device_single_card_slot_interface<device_kcexp_interface>
{
public:
// construction/destruction
template <typename T>
kcexp_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, T &&opts, char const *dflt)
: kcexp_slot_device(mconfig, tag, owner)
{
option_reset();
opts(*this);
set_default_option(dflt);
set_fixed(false);
}
kcexp_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock = XTAL());
virtual ~kcexp_slot_device();
auto irq() { return m_out_irq_cb.bind(); }
auto nmi() { return m_out_nmi_cb.bind(); }
auto halt() { return m_out_halt_cb.bind(); }
// inline configuration
template <typename T> void set_next_slot(T &&next_module_tag) { m_next_slot.set_tag(std::forward<T>(next_module_tag)); }
// reading and writing
virtual uint8_t module_id_r();
virtual void control_w(uint8_t data);
virtual void read(offs_t offset, uint8_t &data);
virtual void write(offs_t offset, uint8_t data);
virtual void io_read(offs_t offset, uint8_t &data);
virtual void io_write(offs_t offset, uint8_t data);
virtual DECLARE_WRITE_LINE_MEMBER( mei_w );
virtual DECLARE_WRITE_LINE_MEMBER( meo_w );
devcb_write_line m_out_irq_cb;
devcb_write_line m_out_nmi_cb;
devcb_write_line m_out_halt_cb;
protected:
kcexp_slot_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, const XTAL &clock);
// device-level overrides
virtual void device_validity_check(validity_checker &valid) const override;
virtual void device_start() override;
device_kcexp_interface* m_cart;
optional_device<kcexp_slot_device> m_next_slot;
};
// ======================> kccart_slot_device
class kccart_slot_device : public kcexp_slot_device, public device_cartrom_image_interface
{
public:
// construction/destruction
template <typename T>
kccart_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, T &&opts, char const *dflt)
: kccart_slot_device(mconfig, tag, owner)
{
option_reset();
opts(*this);
set_default_option(dflt);
set_fixed(false);
}
kccart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock = XTAL());
virtual ~kccart_slot_device();
// image-level overrides
virtual image_init_result call_load() override;
virtual bool is_reset_on_load() const noexcept override { return true; }
virtual const char *image_interface() const noexcept override { return "kc_cart"; }
virtual const char *file_extensions() const noexcept override { return "bin"; }
// slot interface overrides
virtual std::string get_default_card_software(get_default_card_software_hook &hook) const override;
};
// device type definition
DECLARE_DEVICE_TYPE(KCEXP_SLOT, kcexp_slot_device)
DECLARE_DEVICE_TYPE(KCCART_SLOT, kccart_slot_device)
#endif // MAME_BUS_KC_KC_H
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