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// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
/*********************************************************************
Decision Mate V expansion slot
*********************************************************************/
#ifndef __DMV_CART_H__
#define __DMV_CART_H__
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
// ======================> device_dmvslot_interface
class device_dmvslot_interface : public device_slot_card_interface
{
public:
// construction/destruction
device_dmvslot_interface(const machine_config &mconfig, device_t &device);
virtual ~device_dmvslot_interface();
virtual bool read(offs_t offset, UINT8 &data) { return false; }
virtual bool write(offs_t offset, UINT8 data) { return false; }
virtual void io_read(address_space &space, int ifsel, offs_t offset, UINT8 &data) { }
virtual void io_write(address_space &space, int ifsel, offs_t offset, UINT8 data) { }
// slot 1
virtual void ram_read(UINT8 cas, offs_t offset, UINT8 &data) { }
virtual void ram_write(UINT8 cas, offs_t offset, UINT8 data) { }
// slot 7 and 7A
virtual bool av16bit() { return false; }
virtual void hold_w(int state) { }
virtual void switch16_w(int state) { }
virtual void timint_w(int state) { }
virtual void keyint_w(int state) { }
virtual void busint_w(int state) { }
virtual void flexint_w(int state) { }
virtual void irq2_w(int state) { }
virtual void irq2a_w(int state) { }
virtual void irq3_w(int state) { }
virtual void irq4_w(int state) { }
virtual void irq5_w(int state) { }
virtual void irq6_w(int state) { }
};
// ======================> dmvcart_slot_device
class dmvcart_slot_device : public device_t,
public device_slot_interface
{
public:
// construction/destruction
dmvcart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual ~dmvcart_slot_device();
template<class _Object> static devcb_base &set_prog_read_callback(device_t &device, _Object object) { return downcast<dmvcart_slot_device &>(device).m_prog_read_cb.set_callback(object); }
template<class _Object> static devcb_base &set_prog_write_callback(device_t &device, _Object object) { return downcast<dmvcart_slot_device &>(device).m_prog_write_cb.set_callback(object); }
template<class _Object> static devcb_base &set_out_int_callback(device_t &device, _Object object) { return downcast<dmvcart_slot_device &>(device).m_out_int_cb.set_callback(object); }
template<class _Object> static devcb_base &set_out_irq_callback(device_t &device, _Object object) { return downcast<dmvcart_slot_device &>(device).m_out_irq_cb.set_callback(object); }
template<class _Object> static devcb_base &set_out_thold_callback(device_t &device, _Object object) { return downcast<dmvcart_slot_device &>(device).m_out_thold_cb.set_callback(object); }
// device-level overrides
virtual void device_start();
// reading and writing
virtual bool read(offs_t offset, UINT8 &data);
virtual bool write(offs_t offset, UINT8 data);
virtual void ram_read(UINT8 cas, offs_t offset, UINT8 &data);
virtual void ram_write(UINT8 cas, offs_t offset, UINT8 data);
virtual void io_read(address_space &space, int ifsel, offs_t offset, UINT8 &data);
virtual void io_write(address_space &space, int ifsel, offs_t offset, UINT8 data);
virtual void hold_w(int state);
virtual void switch16_w(int state);
virtual void timint_w(int state);
virtual void keyint_w(int state);
virtual void busint_w(int state);
virtual void flexint_w(int state);
virtual void irq2_w(int state);
virtual void irq2a_w(int state);
virtual void irq3_w(int state);
virtual void irq4_w(int state);
virtual void irq5_w(int state);
virtual void irq6_w(int state);
virtual bool av16bit();
// internal state
devcb_read8 m_prog_read_cb;
devcb_write8 m_prog_write_cb;
devcb_write_line m_out_int_cb;
devcb_write_line m_out_irq_cb;
devcb_write_line m_out_thold_cb;
device_dmvslot_interface* m_cart;
};
// device type definition
extern const device_type DMVCART_SLOT;
/***************************************************************************
DEVICE CONFIGURATION MACROS
***************************************************************************/
#define MCFG_DMVCART_SLOT_PROGRAM_READWRITE_CB(_read_devcb, _write_devcb) \
devcb = &dmvcart_slot_device::set_prog_read_callback(*device, DEVCB_##_read_devcb); \
devcb = &dmvcart_slot_device::set_prog_write_callback(*device, DEVCB_##_write_devcb);
#define MCFG_DMVCART_SLOT_OUT_INT_CB(_devcb) \
devcb = &dmvcart_slot_device::set_out_int_callback(*device, DEVCB_##_devcb);
#define MCFG_DMVCART_SLOT_OUT_IRQ_CB(_devcb) \
devcb = &dmvcart_slot_device::set_out_irq_callback(*device, DEVCB_##_devcb);
#define MCFG_DMVCART_SLOT_OUT_THOLD_CB(_devcb) \
devcb = &dmvcart_slot_device::set_out_thold_callback(*device, DEVCB_##_devcb);
#endif /* __DMV_CART_H__ */
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