#ifndef __LPORT_ELCORE_HEADER
#define __LPORT_ELCORE_HEADER

#include "elcore/elcore.h"

#define READ_ONLY	1
#define WRITE_ONLY	2


typedef struct
{
	union {
		struct {
			unsigned int len:1;	/* разрешение работы */
			unsigned int ltran:1;	/* режим работы */
			unsigned int lclk:1;	/* упарвление частатой работы */
			unsigned int lstat:2;	/* состояние Rx,Tx */
			unsigned int lrerr:1;	/* ошибка приёма данных */
			unsigned int ldw:1;	/* разрядность шины данных*/
			unsigned int srq_tx:1;	
			unsigned int srq_rx:1;	
			unsigned int reserv:23;
		} detail;
		unsigned int raw32;
	} lcsr;

	union {
		struct {
			unsigned int lclk:1;
			unsigned int lack:1;
			unsigned int ldat:8;
			unsigned int reserv:22;
		} detail;
		unsigned int raw32;
	} ldir;

	union {
		struct {
			unsigned int lclk:1;
			unsigned int lack:1;
			unsigned int ldat:8;
			unsigned int reserv:22;
		} detail;
		unsigned int raw32;
	} ldr;
} TLportCtrl;

typedef struct {
	volatile unsigned int *ltx;
	volatile unsigned int *lrx;
	volatile unsigned int *lcsr;
	volatile unsigned int *ldr;
	volatile unsigned int *ldir;
} TLportRegs;

typedef struct {
	unsigned int id;
	int lock;
	TLportCtrl* ctrl;
	TRoundBuffer rec_buffer;	/* буфер на приём */
	TRoundBuffer write_buffer; /* буфер на передачу */
	TLportRegs regs;
} TLport;

extern TLport* LportOpen(unsigned int id, 
		TLportCtrl* you_settings, 
		unsigned int mode);
extern void LportClose(TLport*);

extern int LportRead(TLport*, unsigned int size, void* data);
extern int LportWrite(TLport*, unsigned int size, void* data);


#endif