/*
 * (C) Copyright 2002
 * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <fpga.h>

#ifndef _ALTERA_H_
#define _ALTERA_H_

typedef enum {				/* typedef Altera_iface */
	min_altera_iface_type,		/* insert all new types after this */
	passive_serial,			/* serial data and external clock */
	passive_parallel_synchronous,	/* parallel data */
	passive_parallel_asynchronous,	/* parallel data */
	passive_serial_asynchronous,	/* serial data w/ internal clock (not used)	*/
	altera_jtag_mode,		/* jtag/tap serial (not used ) */
	fast_passive_parallel,		/* fast passive parallel (FPP) */
	fast_passive_parallel_security,	/* fast passive parallel with security (FPPS) */
	max_altera_iface_type		/* insert all new types before this */
} Altera_iface;				/* end, typedef Altera_iface */

typedef enum {			/* typedef Altera_Family */
	min_altera_type,	/* insert all new types after this */
	Altera_ACEX1K,		/* ACEX1K Family */
	Altera_CYC2,		/* CYCLONII Family */
	Altera_StratixII,	/* StratixII Family */
/* Add new models here */
	max_altera_type		/* insert all new types before this */
} Altera_Family;		/* end, typedef Altera_Family */

typedef struct {		/* typedef Altera_desc */
	Altera_Family	family;	/* part type */
	Altera_iface	iface;	/* interface type */
	size_t		size;	/* bytes of data part can accept */
	void *		iface_fns;/* interface function table */
	void *		base;	/* base interface address */
	int		cookie;	/* implementation specific cookie */
} Altera_desc;			/* end, typedef Altera_desc */

/* Generic Altera Functions
 *********************************************************************/
extern int altera_load(Altera_desc *desc, const void *image, size_t size);
extern int altera_dump(Altera_desc *desc, const void *buf, size_t bsize);
extern int altera_info(Altera_desc *desc);

/* Board specific implementation specific function types
 *********************************************************************/
typedef int (*Altera_pre_fn)( int cookie );
typedef int (*Altera_config_fn)( int assert_config, int flush, int cookie );
typedef int (*Altera_status_fn)( int cookie );
typedef int (*Altera_done_fn)( int cookie );
typedef int (*Altera_clk_fn)( int assert_clk, int flush, int cookie );
typedef int (*Altera_data_fn)( int assert_data, int flush, int cookie );
typedef int(*Altera_write_fn)(const void *buf, size_t len, int flush, int cookie);
typedef int (*Altera_abort_fn)( int cookie );
typedef int (*Altera_post_fn)( int cookie );

typedef struct {
	Altera_pre_fn pre;
	Altera_config_fn config;
	Altera_status_fn status;
	Altera_done_fn done;
	Altera_clk_fn clk;
	Altera_data_fn data;
	Altera_abort_fn abort;
	Altera_post_fn post;
} altera_board_specific_func;

#endif /* _ALTERA_H_ */