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/***************************************************************************
IBM-PC printer interface
***************************************************************************/
#ifndef __PC_LPT_H__
#define __PC_LPT_H__
#include "isa.h"
#include "devcb.h"
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
struct pc_lpt_interface
{
devcb_write_line out_irq_func;
};
/***************************************************************************
FUNCTION PROTOTYPES
***************************************************************************/
DECLARE_READ8_DEVICE_HANDLER( pc_lpt_r );
DECLARE_WRITE8_DEVICE_HANDLER( pc_lpt_w );
DECLARE_READ8_DEVICE_HANDLER( pc_lpt_data_r );
DECLARE_WRITE8_DEVICE_HANDLER( pc_lpt_data_w );
DECLARE_READ8_DEVICE_HANDLER( pc_lpt_status_r );
DECLARE_READ8_DEVICE_HANDLER( pc_lpt_control_r );
DECLARE_WRITE8_DEVICE_HANDLER( pc_lpt_control_w );
/***************************************************************************
DEVICE CONFIGURATION MACROS
***************************************************************************/
class pc_lpt_device : public device_t
{
public:
pc_lpt_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
~pc_lpt_device() { global_free(m_token); }
// access to legacy token
void *token() const { assert(m_token != NULL); return m_token; }
protected:
// device-level overrides
virtual void device_config_complete();
virtual void device_start();
virtual void device_reset();
virtual machine_config_constructor device_mconfig_additions() const;
private:
// internal state
void *m_token;
};
extern const device_type PC_LPT;
#define MCFG_PC_LPT_ADD(_tag, _intf) \
MCFG_DEVICE_ADD(_tag, PC_LPT, 0) \
MCFG_DEVICE_CONFIG(_intf)
#define MCFG_PC_LPT_REMOVE(_tag) \
MCFG_DEVICE_REMOVE(_tag)
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> isa8_lpt_device
class isa8_lpt_device :
public device_t,
public device_isa8_card_interface
{
public:
// construction/destruction
isa8_lpt_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const;
virtual ioport_constructor device_input_ports() const;
bool is_primary() { return m_is_primary; }
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
private:
// internal state
bool m_is_primary;
};
// device type definition
extern const device_type ISA8_LPT;
#endif /* __PC_LPT__ */
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